Add a demo for path ops

Implement boolean operations on paths.

.gitlab-ci.yml

@@ -25,7 +25,7 @@ variables:
   BACKEND_FLAGS: "-Dx11-backend=true -Dwayland-backend=true -Dbroadway-backend=true"
   FEATURE_FLAGS: "-Dvulkan=enabled -Dcloudproviders=enabled"
   MESON_TEST_TIMEOUT_MULTIPLIER: 3
-  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v38"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v35"
   FLATPAK_IMAGE: "registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master"
 
 .only-default:
@@ -58,7 +58,6 @@ style-check-diff:
       - "${CI_PROJECT_DIR}/_build/report*.xml"
       - "${CI_PROJECT_DIR}/_build/report*.html"
       - "${CI_PROJECT_DIR}/_build/testsuite/reftests/output/*/*.png"
-      - "${CI_PROJECT_DIR}/_build/testsuite/reftests/output/*/*.node"
       - "${CI_PROJECT_DIR}/_build/testsuite/tools/output/*/*"
       - "${CI_PROJECT_DIR}/_build/testsuite/gsk/compare/*/*/*.png"
       - "${CI_PROJECT_DIR}/_build/testsuite/css/output/*/*.syscap"
@@ -89,7 +88,7 @@ fedora-x86_64:
     - meson compile -C _build
     - meson install -C _build
     - PKG_CONFIG_PATH=${CI_PROJECT_DIR}/_install/lib64/pkgconfig:${CI_PROJECT_DIR}/_install/share/pkgconfig meson setup _build_hello examples/hello
-    - LD_LIBRARY_PATH=${CI_PROJECT_DIR}/_install/lib64 meson compile -C _build_hello
+    - meson compile -C _build_hello
     - .gitlab-ci/run-tests.sh _build x11
     - .gitlab-ci/run-tests.sh _build wayland
     - .gitlab-ci/run-tests.sh _build waylandgles
@@ -157,11 +156,6 @@ msys2-mingw64:
   variables:
     MSYSTEM: "MINGW64"
     CHERE_INVOKING: "yes"
-  artifacts:
-    when: always
-    expose_as: 'Windows_DLL_MSYS2_64_bit_toolchain'
-    paths:
-      - "${CI_PROJECT_DIR}/_build/gtkdll.tar.gz"
 
 macos:
   extends: .only-default
@@ -173,7 +167,7 @@ macos:
   needs: []
   before_script:
     - bash .gitlab-ci/show-info-osx.sh
-    - pip3 install --user meson==0.60.3
+    - pip3 install --user meson==0.56
     - pip3 install --user ninja
     - export PATH=/Users/gitlabrunner/Library/Python/3.7/bin:$PATH
     - export MESON_FORCE_BACKTRACE=1
@@ -346,7 +340,6 @@ reference:
       - _reference
 
 publish-docs:
-  image: fedora:latest
   stage: publish
   needs: ['reference']
   script:

.gitlab-ci/README.md

@@ -14,9 +14,6 @@ Each Docker image has a tag composed of two parts:
 See the [container registry][registry] for the available images for each
 branch, as well as their available versions.
 
-Note that using `latest` as version number will overwrite the most
-recently uploaded image in the registry.
-
 ### Checklist for Updating a CI image
 
  - [ ] Update the `${image}.Dockerfile` file with the dependencies

.gitlab-ci/fedora.Dockerfile

@@ -1,4 +1,4 @@
-FROM fedora:36
+FROM fedora:34
 
 RUN dnf -y install \
     adwaita-icon-theme \
@@ -87,6 +87,7 @@ RUN dnf -y install \
     python3-wheel \
     redhat-rpm-config \
     sassc \
+    systemtap-sdt-devel \
     vulkan-devel \
     wayland-devel \
     wayland-protocols-devel \
@@ -94,8 +95,6 @@ RUN dnf -y install \
     weston-libs \
     which \
     xorg-x11-server-Xvfb \
- && dnf install -y 'dnf-command(builddep)' \
- && dnf builddep -y wayland \
  && dnf clean all
 
 # Enable sudo for wheel users

.gitlab-ci/meson-html-report.py

@@ -185,8 +185,6 @@ ul.images li {
                 <li><img alt="ref" src="{{ failure.image_data.ref }}" /></li>
                 <li><img alt="out" src="{{ failure.image_data.out }}" /></li>
                 <li><img alt="diff" src="{{ failure.image_data.diff }}" /></li>
-                <li><a href="{{ failure.image_data.refnode }}">ref node</a></li>
-                <li><a href="{{ failure.image_data.outnode }}">out node</a></li>
               </ul>
               {% endif %}
             </li>
@@ -313,8 +311,6 @@ for line in args.infile:
         image_data = {
             'ref': os.path.join(args.reftest_output_dir, '{}.ref.png'.format(basename)),
             'out': os.path.join(args.reftest_output_dir, '{}.out.png'.format(basename)),
-            'refnode': os.path.join(args.reftest_output_dir, '{}.ref.node'.format(basename)),
-            'outnode': os.path.join(args.reftest_output_dir, '{}.out.node'.format(basename)),
             'diff': os.path.join(args.reftest_output_dir, '{}.diff.png'.format(basename)),
         }
 

.gitlab-ci/test-msvc.bat

@@ -5,8 +5,8 @@ call "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Auxiliar
 @echo on
 
 :: FIXME: make warnings fatal
-pip3 install --upgrade --user meson==0.60.3 || goto :error
-meson -Ddebug=false -Dmedia-gstreamer=disabled _build || goto :error
+pip3 install --upgrade --user meson==0.56.2  || goto :error
+meson -Dmedia-gstreamer=disabled _build || goto :error
 ninja -C _build || goto :error
 
 goto :EOF

.gitlab-ci/test-msys2.sh

@@ -15,9 +15,9 @@ pacman --noconfirm -Suy
 pacman --noconfirm -S --needed \
     base-devel \
     git \
-    mingw-w64-$MSYS2_ARCH-cc \
+    mingw-w64-$MSYS2_ARCH-toolchain \
     mingw-w64-$MSYS2_ARCH-ccache \
-    mingw-w64-$MSYS2_ARCH-pkgconf \
+    mingw-w64-$MSYS2_ARCH-pkg-config \
     mingw-w64-$MSYS2_ARCH-gobject-introspection \
     mingw-w64-$MSYS2_ARCH-meson \
     mingw-w64-$MSYS2_ARCH-adwaita-icon-theme \
@@ -28,11 +28,10 @@ pacman --noconfirm -S --needed \
     mingw-w64-$MSYS2_ARCH-graphene \
     mingw-w64-$MSYS2_ARCH-json-glib \
     mingw-w64-$MSYS2_ARCH-libepoxy \
-    mingw-w64-$MSYS2_ARCH-pango2 \
+    mingw-w64-$MSYS2_ARCH-pango \
     mingw-w64-$MSYS2_ARCH-fribidi \
-    mingw-w64-$MSYS2_ARCH-gst-plugins-bad-libs \
-    mingw-w64-$MSYS2_ARCH-shared-mime-info \
-    mingw-w64-$MSYS2_ARCH-python-gobject
+    mingw-w64-$MSYS2_ARCH-gst-plugins-bad \
+    mingw-w64-$MSYS2_ARCH-shared-mime-info
 
 mkdir -p _ccache
 export CCACHE_BASEDIR="$(pwd)"
@@ -73,5 +72,3 @@ unset CCACHE_DISABLE
 
 ninja -C _build
 ccache --show-stats
-
-tar zcf _build/gtkdll.tar.gz _build/gtk/libgtk*.dll

NEWS

@@ -1,344 +1,8 @@
-Overview of Changes in 4.7.0, 07-05-2022
-========================================
-
-* GtkTextView:
- - Reduce overdraws
-
-* GtkViewport:
- - Default scroll-to-focus to TRUE
-
-* GtkText:
- - Stop blinking when we lose focus
-
-* GtkSearchEntry:
- - Make search delay configurable
-
-* GtkPopoverMenu:
- - Fix RTL positioning of buttons
-
-* GtkLabel:
- - Fix focus keynav with links
-
-* GtkFileChooser:
- - Prevent undesirable completion popups
- - Fix a corner case in save mode
- - Keep the portal filechooser alive long enough
-
-* GtkCheckButton:
- - Allow setting a custom child
-
-* GtkEditableLabel:
- - Make the :editing property writable
-
-* GtkColumnView:
- - Various optimizations to improve scrolling performance
-
-* GtkTreeStore:
- - Allow populating tree stores from ui files
-
-* GtkBoxLayout:
- - Avoid infinite loops
-
-* CSS:
- - Optimize reordering within the same parent
-
-* Emoji:
- - Update to CLDR v40 / Unicode 14
- - Add more locales
-
-* Input:
- - Add scroll unit handling
- - Handle display changes in GtkIMMultiContext
- - Always populate GDK_AXIS_X/Y in event history
- - Don't crash for large compose tables
-
-* Accessibility:
- - Fix a crash at start when orca is running
-
-* Theme:
- - Refresh icons
- - Fix selection in vertical spin buttons
- - Fix selection in editable labels
-
-* gdk:
- - Optimize pixel format conversions
- - Use EGL_KHR_swap_buffers_with_damage for NVidia
-
-* gsk:
- - Handle large viewports
- - Prepare texture libraries for glyphy rendering
- - Don't leak big glyphs in the glyph cache
- - Align offscreen rendering with th pixel grid
- - Check for half-float support before using it
-
-* Wayland:
- - Use xdg-activation protocol
- - Fix text caret coordinates
- - Fix on-screen keyboard activation
-
-* MacOS:
- - Fix sluggish and reversed scrolling
- - Improve monitor detection
- - Event handling fixes
- - Fix keyboard input on popovers
- - Support OpenGL-based video playback
- - Suport fullscreen
- - Improve native filechoooser size allocation
- - Use CALayer and IOSurface for rendering
- - Use a per-monitor CVDisplayLink
- - Fix kinetic scrolling
- - Improve window placement
- - Improve multi-monitor handling
- - Start applications in the foreground
- - Fix cursor blink time
-
-* Windows:
- - Fix preedit window placement on HiDPI
-
-* Tools:
- - gtk4-builder-tool: Don't require a display for all commands
- - gtk4-builder-tool: Add a screenshot command
- - gtk4-node-editor: Install this utility
-
-* Debugging:
- - inspector: Show more application data
- - inspector: Allow viewing PangoAttrList properties
-
-* Documentation:
- - Use the gtk-builder-tool to generate screenshots
-
-* Build:
- - Fix cross-compilation
- - Fix build on aarch64
- - Fix build with gcc 12
-
-* Translation updates
- Basque
- Brazilian Portuguese
- British English
- Catalan
- Chinese (China)
- Chinese (Taiwan)
- Croatian
- Czech
- Danish
- Finnish
- Galician
- Georgian
- German
- Hebrew
- Hungarian
- Indonesian
- Italian
- Kazakh
- Korean
- Latvian
- Lithuanian
- Norwegian Bokmål
- Persian
- Polish
- Portuguese
- Russian
- Serbian
- Slovak
- Slovenian
- Spanish
- Swedish
- Turkish
- Ukrainian
-
-
-Overview of Changes in 4.6.1, 11-02-2022
-========================================
-
-* GtkFontChooser:
- - Stop using PangoFc api
- - Fix a crash
- - Use new HarfBuzz api
-
-* GtkMenuButton:
- - Update accessible description
-
-* GtkTextView:
- - Fix intra-widget dnd
-
-* Printing:
- - Fix an fd leak
-
-* Input:
- - Make sure input methods get focus-in events
- - Always flush events to avoid scroll event pileup
- - Support hold events
- - Update keysyms from libxkbcommon
-
-* Theme:
- - Improve text selection legibility
-
-* Introspection:
- - Add missing nullable annotations everywhere
-
-* Build:
- - Make stack noexec again
- - Avoid symbol leaks
- - Drop unneeded script data
-
-* Windows:
- - Stop using WM_SYNCPAINT
- - Relax check for GL 3.x legacy contexts
- - Use native apis for language names
- - Rewrite the keymap code
- - Use the GL renderer by default
-
-* Wayland:
- - Fix support for the new high-contrast setting
- - Avoid redundant scale changes
- - Fix DND hotspot handling
- - Don't always restore the saved size when floating
-
-* MacOS:
- - Various performance improvements
-
-* Translation updates:
- Brazilian Portuguese
- Catalan
- Chinese (China)
- Galician
- Hebrew
- Japanese
- Lithuanian
- Persian
- Polish
- Portuguese
- Russian
- Slovenian
- Spanish
- Ukrainian
-
-
-Overview of Changes in 4.6.0, 30-12-2021
-========================================
-
-* GtkProgressBar:
- - Fix handling of "inverted"
-
-* GtkLabel:
- - Add a "natural wrap mode" property to influence how
-   natural width is determined
-
-* GtkTextView
- - Scroll insertion on-screen after undo / redo
-
-* gsk:
- - Abort region diffing when changes are too complex
-
-* gdk:
- - Avoid compressing discrete scroll events
- - Fix problems with hiding windows
- - Improve GL and GLES version checks
-
-* Wayland:
- - Support new high-contrast setting
-
-* Inspector:
- - Add DND inspection support
-
-* build:
- - Avoid deprecated meson apis
-
-* Translation updates
- Galician
- Portuguese
- Ukrainian
-
-
-Overview of Changes in 4.5.1, 16-12-2021
-========================================
-
-* GtkWidget sizing has been rewritten to implement
-  width-for-height more properly. This had some fallout,
-  and some widgets may still not react kindly to the
-  new way of doing things.
-
-  See https://blog.gtk.org/2021/12/03/sizable-news/
-  for details, and please file issues if you notice fallout.
+Overview of Changes
+===================
 
 * Rename git `master` branch to `main`
 
-* Css:
- - Fully support font-variant-caps
- - Fix a crash with gradients
-
-* Make various widgets activatable:
- - GtkComboBox
- - GtkDropDown
-
-* GtkPopover:
- - Make focus indicators not disappear
-
-* GtkTextView:
- - Don't leave embedded children stranded when scrolling
- - Don't insert Emoji into non-editable textviews
- - Fix Emoji chooser positioning
- - Fix problems with pasting text
- - Improve scroll-to-mark behavior
- - Support right-aligned, centered and decimal tabs
- - Make child anchor replacement character settable
- - Provide more context to input methods
-
-* GtkDragIcon:
- - Provide default icons for paintables and files
-
-* GtkBuilder:
- - Speed up template precompilation
-
-* Actions:
- - Reduce allocations during signal emissions
- - Avoid duplication and unnecessary recursion
-
-* Inspector:
- - Show the selected im-module in the General tab
- - Add a clipboard viewer
- - Make the recorder record events too
- - Add a graph visualizing gtk_widget_measure()
-
-* Gsk:
- - Fix hexbox rendering
- - Fix transformed linear gradient rendering
-
-* Printing:
- - Fix dialog-less printing
-
-* Windows:
- - Use the common EGL setup code
- - Respect GDK_DEBUG=gl-egl
- - Fix AeroSnap indicator and positioning
-
-* X11:
- - Improve behavior of windows drags on headerbar controls
- - Trap errors for RANDR changes
- - Fix problems with drag icons
-
-* Wayland:
- - Ensure we prefer the Wayland im-module over others
-
-* Translation updates
- Basque
- Catalan
- Croatian
- Friulian
- Galician
- Hebrew
- Icelandic
- Italian
- Latvian
- Lithuanian
- Occitan
- Persian
- Portuguese
- Spanish
- Swedish
- Ukrainian
-
 Overview of Changes in 4.5.0
 ============================
 

build-aux/flatpak/org.gtk.Demo4.json

@@ -43,8 +43,7 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git",
-                    "branch" : "main"
+                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git"
                 }
             ]
         },

build-aux/flatpak/org.gtk.IconBrowser4.json

@@ -43,8 +43,7 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git",
-                    "branch" : "main"
+                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git"
                 }
             ]
         },

build-aux/flatpak/org.gtk.WidgetFactory4.json

@@ -43,8 +43,7 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git",
-                    "branch" : "main"
+                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git"
                 }
             ]
         },

build-aux/meson/post-install.py

@@ -13,7 +13,7 @@ if 'DESTDIR' not in os.environ:
 
     gtk_moduledir = os.path.join(gtk_libdir, 'gtk-' + gtk_api_version, gtk_abi_version)
     gtk_printmodule_dir = os.path.join(gtk_moduledir, 'printbackends')
-    gtk_mediamodule_dir = os.path.join(gtk_moduledir, 'media')
+    gtk_immodule_dir = os.path.join(gtk_moduledir, 'immodules')
 
     print('Compiling GSettings schemas...')
     glib_compile_schemas = subprocess.check_output(['pkg-config',
@@ -40,6 +40,6 @@ if 'DESTDIR' not in os.environ:
         gio_querymodules = 'gio-querymodules'
     subprocess.call([gio_querymodules, gtk_printmodule_dir])
 
-    print('Updating module cache for media backends...')
-    os.makedirs(gtk_mediamodule_dir, exist_ok=True)
-    subprocess.call([gio_querymodules, gtk_mediamodule_dir])
+    print('Updating module cache for input methods...')
+    os.makedirs(gtk_immodule_dir, exist_ok=True)
+    subprocess.call([gio_querymodules, gtk_immodule_dir])

demos/constraint-editor/meson.build

@@ -17,7 +17,7 @@ executable('gtk4-constraint-editor',
   c_args: common_cflags,
   dependencies: libgtk_dep,
   include_directories: confinc,
-  win_subsystem: 'windows',
+  gui_app: true,
   link_args: extra_demo_ldflags,
   install: false,
 )

demos/font-explorer/fontcolors.c

@@ -1,303 +0,0 @@
-#include "fontcolors.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "rangeedit.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_PALETTE,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _FontColors
-{
-  GtkWidget parent;
-
-  GtkGrid *label;
-  GtkGrid *grid;
-  Pango2FontDescription *font_desc;
-  GSimpleAction *reset_action;
-  gboolean has_colors;
-  char *palette;
-  GtkCheckButton *default_check;
-
-  Pango2FontMap *font_map;
-};
-
-struct _FontColorsClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE (FontColors, font_colors, GTK_TYPE_WIDGET);
-
-static Pango2Font *
-get_font (FontColors *self)
-{
-  Pango2Context *context;
-  Pango2Font *font;
-
-  context = pango2_context_new_with_font_map (self->font_map);
-  font = pango2_context_load_font (context, self->font_desc);
-  g_object_unref (context);
-
-  return font;
-}
-
-static void
-palette_changed (GtkCheckButton *button,
-                 FontColors     *self)
-{
-  g_free (self->palette);
-  self->palette = g_strdup ((const char *) g_object_get_data (G_OBJECT (button), "palette"));
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_PALETTE]);
-}
-
-static void
-update_colors (FontColors *self)
-{
-  Pango2Font *font;
-  hb_font_t *hb_font;
-  hb_face_t *hb_face;
-  GtkWidget *child;
-  GtkWidget *check;
-  unsigned int n_colors;
-  hb_color_t *colors;
-  GtkWidget *box;
-
-  g_object_ref (self->label);
-
-  while ((child = gtk_widget_get_first_child (GTK_WIDGET (self->grid))))
-    gtk_grid_remove (self->grid, child);
-
-  gtk_grid_attach (self->grid, GTK_WIDGET (self->label), 0, -4, 2, 1);
-  g_object_unref (self->label);
-
-  self->default_check = NULL;
-
-  font = get_font (self);
-  hb_font = pango2_font_get_hb_font (font);
-  hb_face = hb_font_get_face (hb_font);
-
-  self->has_colors = hb_ot_color_has_palettes (hb_face);
-  gtk_widget_set_visible (GTK_WIDGET (self), self->has_colors);
-  if (!self->has_colors)
-    {
-      g_simple_action_set_enabled (self->reset_action, FALSE);
-      return;
-    }
-
-  box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
-  gtk_box_set_homogeneous (GTK_BOX (box), TRUE);
-  gtk_grid_attach (self->grid, box, 0, -3, 2, 1);
-
-  check = gtk_check_button_new_with_label ("Default");
-  g_object_set_data (G_OBJECT (check), "palette", (gpointer)"default");
-  if (g_strcmp0 ("default", self->palette) == 0)
-    gtk_check_button_set_active (GTK_CHECK_BUTTON (check), TRUE);
-  g_signal_connect (check, "toggled", G_CALLBACK (palette_changed), self);
-  gtk_box_append (GTK_BOX (box), check);
-  self->default_check = GTK_CHECK_BUTTON (check);
-
-  check = gtk_check_button_new_with_label ("Light");
-  g_object_set_data (G_OBJECT (check), "palette", (gpointer)"light");
-  if (g_strcmp0 ("light", self->palette) == 0)
-    gtk_check_button_set_active (GTK_CHECK_BUTTON (check), TRUE);
-  g_signal_connect (check, "toggled", G_CALLBACK (palette_changed), self);
-  gtk_check_button_set_group (GTK_CHECK_BUTTON (check), self->default_check);
-  gtk_box_append (GTK_BOX (box), check);
-
-  check = gtk_check_button_new_with_label ("Dark");
-  g_object_set_data (G_OBJECT (check), "palette", (gpointer)"dark");
-  if (g_strcmp0 ("dark", self->palette) == 0)
-    gtk_check_button_set_active (GTK_CHECK_BUTTON (check), TRUE);
-  g_signal_connect (check, "toggled", G_CALLBACK (palette_changed), self);
-  gtk_check_button_set_group (GTK_CHECK_BUTTON (check), self->default_check);
-  gtk_box_append (GTK_BOX (box), check);
-
-  for (int i = 0; i < hb_ot_color_palette_get_count (hb_face); i++)
-    {
-      char *id = g_strdup_printf ("palette%d", i);
-      char *label = g_strdup_printf ("Palette %d", i);
-      GtkWidget *palette;
-
-      check = gtk_check_button_new_with_label (label);
-      g_object_set_data_full (G_OBJECT (check), "palette", id, g_free);
-      if (g_strcmp0 (id, self->palette) == 0)
-        gtk_check_button_set_active (GTK_CHECK_BUTTON (check), TRUE);
-      g_signal_connect (check, "toggled", G_CALLBACK (palette_changed), self);
-      gtk_check_button_set_group (GTK_CHECK_BUTTON (check), self->default_check);
-      gtk_grid_attach (self->grid, check, 0, i, 1, 1);
-
-      n_colors = hb_ot_color_palette_get_colors (hb_face, i, 0, NULL, NULL);
-      colors = g_new (hb_color_t, n_colors);
-      n_colors = hb_ot_color_palette_get_colors (hb_face, i, 0, &n_colors, colors);
-
-      palette = gtk_grid_new ();
-      gtk_widget_set_valign (palette, GTK_ALIGN_CENTER);
-      gtk_grid_attach (self->grid, palette, 1, i, 1, 1);
-
-      /* HACK - defeat first-child/last-child theming */
-      gtk_grid_attach (GTK_GRID (palette), gtk_picture_new (), -1, 0, 1, 1);
-
-      for (int k = 0; k < n_colors; k++)
-        {
-          GtkWidget *swatch;
-          swatch = g_object_new (g_type_from_name ("GtkColorSwatch"),
-                                 "rgba", &(GdkRGBA){ hb_color_get_red (colors[k])/255.,
-                                                     hb_color_get_green (colors[k])/255.,
-                                                     hb_color_get_blue (colors[k])/255.,
-                                                     hb_color_get_alpha (colors[k])/255.},
-                                 "selectable", FALSE,
-                                 "has-menu", FALSE,
-                                 "can-drag", FALSE,
-                                 "width-request", 16,
-                                 "height-request", 16,
-                                 NULL);
-          gtk_grid_attach (GTK_GRID (palette), swatch, k % 6, k / 6, 1, 1);
-        }
-
-       /* HACK - defeat first-child/last-child theming */
-       gtk_grid_attach (GTK_GRID (palette), gtk_picture_new (), 6, 0, 1, 1);
-    }
-}
-
-static void
-reset (GSimpleAction *action,
-       GVariant      *parameter,
-       FontColors   *self)
-{
-  g_free (self->palette);
-  self->palette = g_strdup (PANGO2_COLOR_PALETTE_DEFAULT);
-  if (self->has_colors)
-    gtk_check_button_set_active (self->default_check, TRUE);
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_PALETTE]);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-}
-
-static void
-font_colors_init (FontColors *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-
-  self->palette = g_strdup (PANGO2_COLOR_PALETTE_DEFAULT);
-
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->reset_action = g_simple_action_new ("reset", NULL);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-  g_signal_connect (self->reset_action, "activate", G_CALLBACK (reset), self);
-}
-
-static void
-font_colors_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), FONT_COLORS_TYPE);
-
-  G_OBJECT_CLASS (font_colors_parent_class)->dispose (object);
-}
-
-static void
-font_colors_finalize (GObject *object)
-{
-  FontColors *self = FONT_COLORS (object);
-
-  g_clear_pointer (&self->font_desc, pango2_font_description_free);
-  g_free (self->palette);
-  g_clear_object (&self->font_map);
-
-  G_OBJECT_CLASS (font_colors_parent_class)->finalize (object);
-}
-
-static void
-font_colors_set_property (GObject      *object,
-                          unsigned int  prop_id,
-                          const GValue *value,
-                          GParamSpec   *pspec)
-{
-  FontColors *self = FONT_COLORS (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_colors (self);
-}
-
-static void
-font_colors_get_property (GObject      *object,
-                          unsigned int  prop_id,
-                          GValue       *value,
-                          GParamSpec   *pspec)
-{
-  FontColors *self = FONT_COLORS (object);
-
-  switch (prop_id)
-    {
-    case PROP_PALETTE:
-      g_value_set_string (value, self->palette);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_colors_class_init (FontColorsClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = font_colors_dispose;
-  object_class->finalize = font_colors_finalize;
-  object_class->get_property = font_colors_get_property;
-  object_class->set_property = font_colors_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_WRITABLE);
-
-  properties[PROP_PALETTE] =
-      g_param_spec_string ("palette", "", "",
-                           PANGO2_COLOR_PALETTE_DEFAULT,
-                           G_PARAM_READABLE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/fontcolors.ui");
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontColors, grid);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontColors, label);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "fontcolors");
-}
-
-GAction *
-font_colors_get_reset_action (FontColors *self)
-{
-  return G_ACTION (self->reset_action);
-}

demos/font-explorer/fontcolors.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define FONT_COLORS_TYPE (font_colors_get_type ())
-#define FONT_COLORS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_COLORS_TYPE, FontColors))
-
-
-typedef struct _FontColors         FontColors;
-typedef struct _FontColorsClass    FontColorsClass;
-
-
-GType        font_colors_get_type          (void);
-GAction *    font_colors_get_reset_action  (FontColors    *self);

demos/font-explorer/fontcolors.ui

@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="FontColors" parent="GtkWidget">
-    <property name="layout-manager"><object class="GtkBinLayout"/></property>
-    <child>
-      <object class="GtkGrid" id="grid">
-        <child>
-          <object class="GtkLabel" id="label">
-            <property name="label" translatable="yes">Colors</property>
-            <property name="margin-bottom">10</property>
-            <property name="xalign">0</property>
-            <style>
-              <class name="heading"/>
-            </style>
-            <layout>
-              <property name="row">-2</property>
-              <property name="column">0</property>
-              <property name="column-span">2</property>
-            </layout>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/fontcontrols.c

@@ -1,257 +0,0 @@
-#include "fontcontrols.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "rangeedit.h"
-
-enum {
-  PROP_SIZE = 1,
-  PROP_LETTERSPACING,
-  PROP_LINE_HEIGHT,
-  PROP_FOREGROUND,
-  PROP_BACKGROUND,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _FontControls
-{
-  GtkWidget parent;
-
-  GtkAdjustment *size_adjustment;
-  GtkAdjustment *letterspacing_adjustment;
-  GtkAdjustment *line_height_adjustment;
-  GtkColorButton *foreground;
-  GtkColorButton *background;
-
-  GSimpleAction *reset_action;
-};
-
-struct _FontControlsClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(FontControls, font_controls, GTK_TYPE_WIDGET);
-
-static void
-size_changed (GtkAdjustment *adjustment,
-              FontControls   *self)
-{
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SIZE]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-}
-
-static void
-letterspacing_changed (GtkAdjustment *adjustment,
-                       FontControls   *self)
-{
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_LETTERSPACING]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-}
-
-static void
-line_height_changed (GtkAdjustment *adjustment,
-                     FontControls   *self)
-{
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_LINE_HEIGHT]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-}
-
-static void
-color_set (GtkColorButton *button,
-           GParamSpec     *pspec,
-           FontControls    *self)
-{
-  if (button == self->foreground)
-    g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_FOREGROUND]);
-  else
-    g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_BACKGROUND]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-}
-
-static void
-swap_colors (GtkButton   *button,
-             FontControls *self)
-{
-  GdkRGBA fg;
-  GdkRGBA bg;
-
-  gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (self->foreground), &fg);
-  gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (self->background), &bg);
-  gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (self->foreground), &bg);
-  gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (self->background), &fg);
-}
-
-static void
-reset (GSimpleAction *action,
-       GVariant      *parameter,
-       FontControls   *self)
-{
-  gtk_adjustment_set_value (self->size_adjustment, 12.);
-  gtk_adjustment_set_value (self->letterspacing_adjustment, 0.);
-  gtk_adjustment_set_value (self->line_height_adjustment, 1.);
-
-  gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (self->foreground), &(GdkRGBA){0., 0., 0., 1.0 });
-  gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (self->background), &(GdkRGBA){1., 1., 1., 1.0 });
-
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-}
-
-static void
-font_controls_init (FontControls *self)
-{
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->reset_action = g_simple_action_new ("reset", NULL);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-  g_signal_connect (self->reset_action, "activate", G_CALLBACK (reset), self);
-}
-
-static void
-font_controls_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), FONT_CONTROLS_TYPE);
-
-  G_OBJECT_CLASS (font_controls_parent_class)->dispose (object);
-}
-
-static void
-font_controls_finalize (GObject *object)
-{
-  //FontControls *self = FONT_CONTROLS (object);
-
-  G_OBJECT_CLASS (font_controls_parent_class)->finalize (object);
-}
-
-static void
-font_controls_set_property (GObject      *object,
-                           unsigned int  prop_id,
-                           const GValue *value,
-                           GParamSpec   *pspec)
-{
-  FontControls *self = FONT_CONTROLS (object);
-
-  switch (prop_id)
-    {
-    case PROP_SIZE:
-      gtk_adjustment_set_value (self->size_adjustment, g_value_get_float (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_controls_get_property (GObject      *object,
-                           unsigned int  prop_id,
-                           GValue       *value,
-                           GParamSpec   *pspec)
-{
-  FontControls *self = FONT_CONTROLS (object);
-
-  switch (prop_id)
-    {
-    case PROP_SIZE:
-      g_value_set_float (value, gtk_adjustment_get_value (self->size_adjustment));
-      break;
-
-    case PROP_LETTERSPACING:
-      g_value_set_int (value, (int) gtk_adjustment_get_value (self->letterspacing_adjustment));
-      break;
-
-    case PROP_LINE_HEIGHT:
-      g_value_set_float (value, gtk_adjustment_get_value (self->line_height_adjustment));
-      break;
-
-    case PROP_FOREGROUND:
-      {
-        GdkRGBA rgba;
-        gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (self->foreground), &rgba);
-        g_value_set_boxed (value, &rgba);
-      }
-      break;
-
-    case PROP_BACKGROUND:
-      {
-        GdkRGBA rgba;
-        gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (self->background), &rgba);
-        g_value_set_boxed (value, &rgba);
-      }
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_controls_class_init (FontControlsClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  g_type_ensure (RANGE_EDIT_TYPE);
-
-  object_class->dispose = font_controls_dispose;
-  object_class->finalize = font_controls_finalize;
-  object_class->get_property = font_controls_get_property;
-  object_class->set_property = font_controls_set_property;
-
-  properties[PROP_SIZE] =
-      g_param_spec_float ("size", "", "",
-                          0., 100., 12.,
-                          G_PARAM_READABLE);
-
-  properties[PROP_LETTERSPACING] =
-      g_param_spec_int ("letterspacing", "", "",
-                        -G_MAXINT, G_MAXINT, 0,
-                        G_PARAM_READABLE);
-
-  properties[PROP_LINE_HEIGHT] =
-      g_param_spec_float ("line-height", "", "",
-                          0., 100., 1.,
-                          G_PARAM_READABLE);
-
-  properties[PROP_FOREGROUND] =
-      g_param_spec_boxed ("foreground", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READABLE);
-
-  properties[PROP_BACKGROUND] =
-      g_param_spec_boxed ("background", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READABLE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/fontcontrols.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontControls, size_adjustment);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontControls, letterspacing_adjustment);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontControls, line_height_adjustment);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontControls, foreground);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontControls, background);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), size_changed);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), letterspacing_changed);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), line_height_changed);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), color_set);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), swap_colors);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "fontcontrols");
-}
-
-FontControls *
-font_controls_new (void)
-{
-  return g_object_new (FONT_CONTROLS_TYPE, NULL);
-}
-
-GAction *
-font_controls_get_reset_action (FontControls *self)
-{
-  return G_ACTION (self->reset_action);
-}

demos/font-explorer/fontcontrols.h

@@ -1,16 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define FONT_CONTROLS_TYPE (font_controls_get_type ())
-#define FONT_CONTROLS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_CONTROLS_TYPE, FontControls))
-
-
-typedef struct _FontControls         FontControls;
-typedef struct _FontControlsClass    FontControlsClass;
-
-
-GType           font_controls_get_type          (void);
-FontControls *  font_controls_new               (void);
-GAction *       font_controls_get_reset_action  (FontControls *self);

demos/font-explorer/fontcontrols.ui

@@ -1,173 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="FontControls" parent="GtkWidget">
-    <property name="layout-manager"><object class="GtkGridLayout"/></property>
-    <child>
-      <object class="GtkLabel">
-        <property name="label">Size</property>
-        <property name="xalign">0</property>
-        <property name="valign">baseline</property>
-        <layout>
-          <property name="column">0</property>
-          <property name="row">0</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="RangeEdit">
-        <property name="hexpand">1</property>
-        <property name="width-request">160</property>
-        <property name="valign">baseline</property>
-        <property name="adjustment">
-          <object class="GtkAdjustment" id="size_adjustment">
-            <property name="lower">7</property>
-            <property name="upper">100</property>
-            <property name="value">14</property>
-            <property name="step_increment">0.5</property>
-            <property name="page_increment">10</property>
-            <signal name="value-changed" handler="size_changed"/>
-          </object>
-        </property>
-        <property name="default-value">12</property>
-        <property name="n-chars">5</property>
-        <layout>
-          <property name="column">1</property>
-          <property name="row">0</property>
-          <property name="column-span">2</property>
-        </layout>
-      </object>
-    </child>
-
-    <child>
-      <object class="GtkLabel">
-        <property name="label">Letterspacing</property>
-        <property name="xalign">0</property>
-        <property name="valign">baseline</property>
-        <layout>
-          <property name="column">0</property>
-          <property name="row">1</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="RangeEdit">
-        <property name="hexpand">1</property>
-        <property name="width-request">160</property>
-        <property name="valign">baseline</property>
-        <property name="adjustment">
-          <object class="GtkAdjustment" id="letterspacing_adjustment">
-            <property name="lower">-1024</property>
-            <property name="upper">8192</property>
-            <property name="value">0</property>
-            <property name="step_increment">1</property>
-            <property name="page_increment">512</property>
-            <signal name="value-changed" handler="letterspacing_changed"/>
-          </object>
-        </property>
-        <property name="default-value">0</property>
-        <property name="n-chars">5</property>
-        <layout>
-          <property name="column">1</property>
-          <property name="row">1</property>
-          <property name="column-span">2</property>
-        </layout>
-      </object>
-    </child>
-
-    <child>
-      <object class="GtkLabel">
-        <property name="label">Line Height</property>
-        <property name="xalign">0</property>
-        <property name="valign">baseline</property>
-        <layout>
-          <property name="column">0</property>
-          <property name="row">2</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="RangeEdit">
-        <property name="hexpand">1</property>
-        <property name="width-request">160</property>
-        <property name="valign">baseline</property>
-        <property name="adjustment">
-          <object class="GtkAdjustment" id="line_height_adjustment">
-            <property name="lower">0.75</property>
-            <property name="upper">2.5</property>
-            <property name="value">1.0</property>
-            <property name="step_increment">0.1</property>
-            <property name="page_increment">1</property>
-            <signal name="value-changed" handler="line_height_changed"/>
-          </object>
-        </property>
-        <property name="default-value">1</property>
-        <property name="n-chars">5</property>
-        <layout>
-          <property name="column">1</property>
-          <property name="row">2</property>
-          <property name="column-span">2</property>
-        </layout>
-      </object>
-    </child>
-
-    <child>
-      <object class="GtkLabel">
-        <property name="label">Foreground</property>
-        <property name="xalign">0</property>
-        <property name="valign">baseline</property>
-        <layout>
-          <property name="column">0</property>
-          <property name="row">3</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkColorButton" id="foreground">
-        <property name="rgba">black</property>
-        <signal name="notify::rgba" handler="color_set"/>
-        <layout>
-          <property name="column">1</property>
-          <property name="row">3</property>
-        </layout>
-      </object>
-    </child>
-
-    <child>
-      <object class="GtkLabel">
-        <property name="label">Background</property>
-        <property name="xalign">0</property>
-        <property name="valign">baseline</property>
-        <layout>
-          <property name="column">0</property>
-          <property name="row">4</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkColorButton" id="background">
-        <property name="rgba">white</property>
-        <signal name="notify::rgba" handler="color_set"/>
-        <layout>
-          <property name="column">1</property>
-          <property name="row">4</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkButton">
-        <property name="icon-name">object-flip-vertical-symbolic</property>
-        <property name="halign">start</property>
-        <property name="valign">center</property>
-        <style>
-          <class name="circular"/>
-        </style>
-        <signal name="clicked" handler="swap_colors"/>
-        <layout>
-          <property name="column">2</property>
-          <property name="row">3</property>
-          <property name="row-span">2</property>
-        </layout>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/fontexplorer.css

@@ -1,43 +0,0 @@
-box.sidebar {
-  padding: 20px;
-  border-spacing: 20px;
-}
-fontcontrols {
-  border-spacing: 10px;
-}
-fontvariations > grid {
-  border-spacing: 10px;
-}
-fontcolors > grid {
-  border-spacing: 10px;
-}
-samplechooser {
-  border-spacing: 10px;
-}
-plainview .content {
-  padding: 20px;
-}
-waterfallview .content {
-  padding: 20px;
-}
-styleview .content {
-  padding: 20px;
-}
-glyphsview .content {
-  padding: 20px;
-}
-infoview .content {
-  padding: 20px;
-  border-spacing: 10px;
-}
-gridview > child {
-  padding: 0;
-}
-glyphview {
-  padding: 0;
-  border: 0.6px solid gray;
-}
-.viewcontrols {
-  padding: 20px;
-  border-spacing: 10px;
-}

demos/font-explorer/fontexplorer.gresource.xml

@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<gresources>
-  <gresource prefix="/org/gtk/fontexplorer">
-    <file preprocess="xml-stripblanks">fontcolors.ui</file>
-    <file preprocess="xml-stripblanks">fontcontrols.ui</file>
-    <file preprocess="xml-stripblanks">fontexplorerwin.ui</file>
-    <file preprocess="xml-stripblanks">fontfeatures.ui</file>
-    <file preprocess="xml-stripblanks">fontvariations.ui</file>
-    <file preprocess="xml-stripblanks">glyphsview.ui</file>
-    <file preprocess="xml-stripblanks">infoview.ui</file>
-    <file preprocess="xml-stripblanks">plainview.ui</file>
-    <file preprocess="xml-stripblanks">rangeedit.ui</file>
-    <file preprocess="xml-stripblanks">samplechooser.ui</file>
-    <file preprocess="xml-stripblanks">sampleeditor.ui</file>
-    <file preprocess="xml-stripblanks">styleview.ui</file>
-    <file preprocess="xml-stripblanks">waterfallview.ui</file>
-    <file>fontexplorer.css</file>
-  </gresource>
-</gresources>

demos/font-explorer/fontexplorerapp.c

@@ -1,186 +0,0 @@
-#include "config.h"
-
-#include "fontexplorerapp.h"
-
-#include <gtk/gtk.h>
-
-#include "fontexplorerwin.h"
-
-#include "demo_conf.h"
-
-struct _FontExplorerApp
-{
-  GtkApplication parent;
-};
-
-struct _FontExplorerAppClass
-{
-  GtkApplicationClass parent_class;
-};
-
-G_DEFINE_TYPE(FontExplorerApp, font_explorer_app, GTK_TYPE_APPLICATION);
-
-static void
-font_explorer_app_init (FontExplorerApp *app)
-{
-}
-
-static void
-quit_activated (GSimpleAction *action,
-                GVariant      *parameter,
-                gpointer       app)
-{
-  g_application_quit (G_APPLICATION (app));
-}
-
-static void
-inspector_activated (GSimpleAction *action,
-                     GVariant      *parameter,
-                     gpointer       app)
-{
-  gtk_window_set_interactive_debugging (TRUE);
-}
-
-static void
-about_activated (GSimpleAction *action,
-                 GVariant      *parameter,
-                 gpointer       user_data)
-{
-  GtkApplication *app = user_data;
-  const char *authors[] = {
-    "The GTK Team",
-    NULL
-  };
-  char *icon_theme;
-  char *version;
-  GString *s;
-  char *os_name;
-  char *os_version;
-
-  g_object_get (gtk_settings_get_default (),
-                "gtk-icon-theme-name", &icon_theme,
-                NULL);
-
-  s = g_string_new ("");
-
-  os_name = g_get_os_info (G_OS_INFO_KEY_NAME);
-  os_version = g_get_os_info (G_OS_INFO_KEY_VERSION_ID);
-  if (os_name && os_version)
-    g_string_append_printf (s, "OS\t%s %s\n\n", os_name, os_version);
-  g_string_append (s, "System libraries\n");
-  g_string_append_printf (s, "\tGLib\t%d.%d.%d\n",
-                          glib_major_version,
-                          glib_minor_version,
-                          glib_micro_version);
-  g_string_append_printf (s, "\tPango2\t%s\n",
-                          pango2_version_string ());
-  g_string_append_printf (s, "\tGTK \t%d.%d.%d\n",
-                          gtk_get_major_version (),
-                          gtk_get_minor_version (),
-                          gtk_get_micro_version ());
-  g_string_append_printf (s, "\nIcon theme\n\t%s", icon_theme);
-  version = g_strdup_printf ("%s%s%s\nRunning against GTK %d.%d.%d",
-                             PACKAGE_VERSION,
-                             g_strcmp0 (PROFILE, "devel") == 0 ? "-" : "",
-                             g_strcmp0 (PROFILE, "devel") == 0 ? VCS_TAG : "",
-                             gtk_get_major_version (),
-                             gtk_get_minor_version (),
-                             gtk_get_micro_version ());
-
-  gtk_show_about_dialog (GTK_WINDOW (gtk_application_get_active_window (app)),
-                         "program-name", g_strcmp0 (PROFILE, "devel") == 0
-                                         ? "GTK Font Explorer (Development)"
-                                         : "GTK Font Explorer",
-                         "version", version,
-                         "copyright", "© 1997—2021 The GTK Team",
-                         "license-type", GTK_LICENSE_LGPL_2_1,
-                         "website", "http://www.gtk.org",
-                         "comments", "Program to explore font features",
-                         "authors", authors,
-                         "logo-icon-name", "org.gtk.FontExplorer",
-                         "title", "About GTK Font Explorer",
-                         "system-information", s->str,
-                         NULL);
-
-  g_string_free (s, TRUE);
-  g_free (version);
-  g_free (icon_theme);
-  g_free (os_name);
-  g_free (os_version);
-}
-
-static GActionEntry app_entries[] =
-{
-  { "quit", quit_activated, NULL, NULL, NULL },
-  { "inspector", inspector_activated, NULL, NULL, NULL },
-  { "about", about_activated, NULL, NULL, NULL }
-};
-
-static void
-font_explorer_app_startup (GApplication *app)
-{
-  const char *quit_accels[2] = { "<Ctrl>Q", NULL };
-  GtkCssProvider *provider;
-
-  G_APPLICATION_CLASS (font_explorer_app_parent_class)->startup (app);
-
-  g_action_map_add_action_entries (G_ACTION_MAP (app),
-                                   app_entries, G_N_ELEMENTS (app_entries),
-                                   app);
-  gtk_application_set_accels_for_action (GTK_APPLICATION (app),
-                                         "app.quit",
-                                         quit_accels);
-
-  provider = gtk_css_provider_new ();
-  gtk_css_provider_load_from_resource (provider, "/org/gtk/fontexplorer/fontexplorer.css");
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (),
-                                              GTK_STYLE_PROVIDER (provider),
-                                              GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
-}
-
-static void
-font_explorer_app_activate (GApplication *app)
-{
-  FontExplorerWindow *win;
-
-  win = font_explorer_window_new (FONT_EXPLORER_APP (app));
-
-  if (g_strcmp0 (PROFILE, "devel") == 0)
-    gtk_widget_add_css_class (GTK_WIDGET (win), "devel");
-
-  gtk_window_present (GTK_WINDOW (win));
-}
-
-static void
-font_explorer_app_open (GApplication  *app,
-                        GFile        **files,
-                        int            n_files,
-                        const char    *hint)
-{
-  FontExplorerWindow *win;
-  int i;
-
-  for (i = 0; i < n_files; i++)
-    {
-      win = font_explorer_window_new (FONT_EXPLORER_APP (app));
-      font_explorer_window_load (win, files[i]);
-      gtk_window_present (GTK_WINDOW (win));
-    }
-}
-
-static void
-font_explorer_app_class_init (FontExplorerAppClass *class)
-{
-  G_APPLICATION_CLASS (class)->startup = font_explorer_app_startup;
-  G_APPLICATION_CLASS (class)->activate = font_explorer_app_activate;
-  G_APPLICATION_CLASS (class)->open = font_explorer_app_open;
-}
-
-FontExplorerApp *
-font_explorer_app_new (void)
-{
-  return g_object_new (FONT_EXPLORER_APP_TYPE,
-                       "application-id", "org.gtk.FontExplorer",
-                       "flags", G_APPLICATION_HANDLES_OPEN,
-                       NULL);
-}

demos/font-explorer/fontexplorerapp.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define FONT_EXPLORER_APP_TYPE (font_explorer_app_get_type ())
-#define FONT_EXPLORER_APP(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_EXPLORER_APP_TYPE, FontExplorerApp))
-
-
-typedef struct _FontExplorerApp       FontExplorerApp;
-typedef struct _FontExplorerAppClass  FontExplorerAppClass;
-
-
-GType                   font_explorer_app_get_type    (void);
-FontExplorerApp *       font_explorer_app_new         (void);

demos/font-explorer/fontexplorerwin.c

@@ -1,269 +0,0 @@
-#include "fontexplorerwin.h"
-
-#include <gtk/gtk.h>
-#include <string.h>
-
-#include "fontcolors.h"
-#include "fontcontrols.h"
-#include "fontexplorerapp.h"
-#include "fontfeatures.h"
-#include "fontvariations.h"
-#include "glyphsview.h"
-#include "infoview.h"
-#include "plainview.h"
-#include "samplechooser.h"
-#include "sampleeditor.h"
-#include "styleview.h"
-#include "waterfallview.h"
-
-struct _FontExplorerWindow
-{
-  GtkApplicationWindow parent;
-
-  Pango2FontMap *font_map;
-
-  GtkFontButton *fontbutton;
-  GtkLabel *path;
-  FontControls *controls;
-  FontFeatures *features;
-  FontVariations *variations;
-  FontColors *colors;
-  GtkStack *stack;
-  GtkToggleButton *plain_toggle;
-  GtkToggleButton *waterfall_toggle;
-  GtkToggleButton *style_toggle;
-  GtkToggleButton *glyphs_toggle;
-  GtkToggleButton *info_toggle;
-  GtkToggleButton *edit_toggle;
-};
-
-struct _FontExplorerWindowClass
-{
-  GtkApplicationWindowClass parent_class;
-};
-
-enum {
-  PROP_FONT_MAP = 1,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-G_DEFINE_TYPE(FontExplorerWindow, font_explorer_window, GTK_TYPE_APPLICATION_WINDOW);
-
-static void
-reset (GSimpleAction      *action,
-       GVariant           *parameter,
-       FontExplorerWindow *self)
-{
-  g_action_activate (font_controls_get_reset_action (self->controls), NULL);
-  g_action_activate (font_features_get_reset_action (self->features), NULL);
-  g_action_activate (font_variations_get_reset_action (self->variations), NULL);
-  g_action_activate (font_colors_get_reset_action (self->colors), NULL);
-}
-
-static void
-update_reset (GSimpleAction      *action,
-              GParamSpec         *pspec,
-              FontExplorerWindow *self)
-{
-  gboolean enabled;
-  GAction *reset_action;
-
-  enabled = g_action_get_enabled (font_controls_get_reset_action (self->controls)) ||
-            g_action_get_enabled (font_features_get_reset_action (self->features)) ||
-            g_action_get_enabled (font_variations_get_reset_action (self->variations)) ||
-            g_action_get_enabled (font_colors_get_reset_action (self->colors));
-
-  reset_action = g_action_map_lookup_action (G_ACTION_MAP (self), "reset");
-
-  g_simple_action_set_enabled (G_SIMPLE_ACTION (reset_action), enabled);
-}
-
-static void
-font_explorer_window_init (FontExplorerWindow *self)
-{
-  GSimpleAction *reset_action;
-
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  reset_action = g_simple_action_new ("reset", NULL);
-  g_signal_connect (reset_action, "activate", G_CALLBACK (reset), self);
-  g_signal_connect (font_controls_get_reset_action (self->controls),
-                    "notify::enabled", G_CALLBACK (update_reset), self);
-  g_signal_connect (font_variations_get_reset_action (self->variations),
-                    "notify::enabled", G_CALLBACK (update_reset), self);
-  g_signal_connect (font_colors_get_reset_action (self->colors),
-                    "notify::enabled", G_CALLBACK (update_reset), self);
-  g_signal_connect (font_features_get_reset_action (self->features),
-                    "notify::enabled", G_CALLBACK (update_reset), self);
-
-  g_action_map_add_action (G_ACTION_MAP (self), G_ACTION (reset_action));
-  update_reset (NULL, NULL, self);
-}
-
-static void
-update_view (GtkToggleButton    *button,
-             FontExplorerWindow *self)
-{
-  if (gtk_toggle_button_get_active (self->edit_toggle))
-    gtk_stack_set_visible_child_name (self->stack, "edit");
-  else if (gtk_toggle_button_get_active (self->plain_toggle))
-    gtk_stack_set_visible_child_name (self->stack, "plain");
-  else if (gtk_toggle_button_get_active (self->waterfall_toggle))
-    gtk_stack_set_visible_child_name (self->stack, "waterfall");
-  else if (gtk_toggle_button_get_active (self->style_toggle))
-    gtk_stack_set_visible_child_name (self->stack, "style");
-  else if (gtk_toggle_button_get_active (self->glyphs_toggle))
-    gtk_stack_set_visible_child_name (self->stack, "glyphs");
-  else if (gtk_toggle_button_get_active (self->info_toggle))
-    gtk_stack_set_visible_child_name (self->stack, "info");
-}
-
-static void
-font_explorer_window_set_property (GObject      *object,
-                                   guint         prop_id,
-                                   const GValue *value,
-                                   GParamSpec   *pspec)
-{
-  FontExplorerWindow *self = FONT_EXPLORER_WINDOW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_explorer_window_get_property (GObject    *object,
-                                   guint       prop_id,
-                                   GValue     *value,
-                                   GParamSpec *pspec)
-{
-  FontExplorerWindow *self = FONT_EXPLORER_WINDOW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_explorer_window_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), FONT_EXPLORER_WINDOW_TYPE);
-
-  G_OBJECT_CLASS (font_explorer_window_parent_class)->dispose (object);
-}
-
-static void
-font_explorer_window_finalize (GObject *object)
-{
-  FontExplorerWindow *self = FONT_EXPLORER_WINDOW (object);
-
-  g_clear_object (&self->font_map);
-
-  G_OBJECT_CLASS (font_explorer_window_parent_class)->finalize (object);
-}
-
-static void
-font_explorer_window_class_init (FontExplorerWindowClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  g_type_ensure (FONT_COLORS_TYPE);
-  g_type_ensure (FONT_CONTROLS_TYPE);
-  g_type_ensure (FONT_FEATURES_TYPE);
-  g_type_ensure (FONT_VARIATIONS_TYPE);
-  g_type_ensure (GLYPHS_VIEW_TYPE);
-  g_type_ensure (INFO_VIEW_TYPE);
-  g_type_ensure (PLAIN_VIEW_TYPE);
-  g_type_ensure (SAMPLE_CHOOSER_TYPE);
-  g_type_ensure (SAMPLE_EDITOR_TYPE);
-  g_type_ensure (STYLE_VIEW_TYPE);
-  g_type_ensure (WATERFALL_VIEW_TYPE);
-
-  object_class->set_property = font_explorer_window_set_property;
-  object_class->get_property = font_explorer_window_get_property;
-  object_class->dispose = font_explorer_window_dispose;
-  object_class->finalize = font_explorer_window_finalize;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/fontexplorerwin.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, fontbutton);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, path);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, controls);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, variations);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, colors);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, features);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, stack);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, plain_toggle);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, waterfall_toggle);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, style_toggle);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, glyphs_toggle);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, info_toggle);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontExplorerWindow, edit_toggle);
-
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), update_view);
-}
-
-FontExplorerWindow *
-font_explorer_window_new (FontExplorerApp *app)
-{
-  return g_object_new (FONT_EXPLORER_WINDOW_TYPE, "application", app, NULL);
-}
-
-void
-font_explorer_window_load (FontExplorerWindow *self,
-                           GFile              *file)
-{
-  const char *path;
-  Pango2FontMap *map;
-  Pango2HbFace *face;
-  Pango2FontDescription *desc;
-  char *basename;
-
-  path = g_file_peek_path (file);
-  basename = g_path_get_basename (path);
-
-  face = pango2_hb_face_new_from_file (path, 0, -2, NULL, NULL);
-  desc = pango2_font_face_describe (PANGO2_FONT_FACE (face));
-
-  map = pango2_font_map_new ();
-  pango2_font_map_add_face (map, PANGO2_FONT_FACE (face));
-  pango2_font_map_set_fallback (map, pango2_font_map_get_default ());
-
-  g_set_object (&self->font_map, map);
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_FONT_MAP]);
-
-  g_object_unref (map);
-
-  gtk_font_chooser_set_font_desc (GTK_FONT_CHOOSER (self->fontbutton), desc);
-
-  gtk_widget_hide (GTK_WIDGET (self->fontbutton));
-  gtk_widget_show (GTK_WIDGET (self->path));
-  gtk_label_set_label (self->path, basename);
-
-  pango2_font_description_free (desc);
-  g_free (basename);
-}

demos/font-explorer/fontexplorerwin.h

@@ -1,18 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-#include "fontexplorerapp.h"
-
-
-#define FONT_EXPLORER_WINDOW_TYPE (font_explorer_window_get_type ())
-#define FONT_EXPLORER_WINDOW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_EXPLORER_WINDOW_TYPE, FontExplorerWindow))
-
-
-typedef struct _FontExplorerWindow         FontExplorerWindow;
-typedef struct _FontExplorerWindowClass    FontExplorerWindowClass;
-
-
-GType                   font_explorer_window_get_type     (void);
-FontExplorerWindow *    font_explorer_window_new          (FontExplorerApp    *app);
-void                    font_explorer_window_load         (FontExplorerWindow *self,
-                                                           GFile              *file);

demos/font-explorer/fontexplorerwin.ui

@@ -1,252 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <menu id="gear_menu">
-    <section>
-      <item>
-        <attribute name="label" translatable="yes">_Inspector</attribute>
-        <attribute name="action">app.inspector</attribute>
-      </item>
-      <item>
-        <attribute name="label" translatable="yes">_About GTK Font Explorer</attribute>
-        <attribute name="action">app.about</attribute>
-      </item>
-    </section>
-  </menu>
-  <template class="FontExplorerWindow" parent="GtkApplicationWindow">
-    <property name="title" translatable="yes">Font Explorer</property>
-    <property name="default-width">1024</property>
-    <property name="default-height">768</property>
-    <child type="titlebar">
-      <object class="GtkHeaderBar">
-        <child>
-          <object class="GtkButton" id="reset">
-            <property name="receives-default">1</property>
-            <property name="tooltip-text">Reset</property>
-            <property name="icon-name">view-refresh-symbolic</property>
-            <property name="action-name">win.reset</property>
-          </object>
-        </child>
-        <child type="title">
-          <object class="GtkBox">
-            <property name="orientation">horizontal</property>
-            <style>
-              <class name="linked"/>
-            </style>
-            <child>
-              <object class="GtkToggleButton" id="plain_toggle">
-                <property name="label">Plain</property>
-                <property name="active">1</property>
-                <signal name="toggled" handler="update_view"/>
-              </object>
-            </child>
-            <child>
-              <object class="GtkToggleButton" id="waterfall_toggle">
-                <property name="label">Waterfall</property>
-                <property name="group">plain_toggle</property>
-                <signal name="toggled" handler="update_view"/>
-              </object>
-            </child>
-            <child>
-              <object class="GtkToggleButton" id="style_toggle">
-                <property name="label">Styles</property>
-                <property name="group">plain_toggle</property>
-                <property name="sensitive" bind-source="styleview" bind-property="has-styles" bind-flags="sync-create"/>
-                <signal name="toggled" handler="update_view"/>
-              </object>
-            </child>
-            <child>
-              <object class="GtkToggleButton" id="glyphs_toggle">
-                <property name="label">Glyphs</property>
-                <property name="group">plain_toggle</property>
-                <signal name="toggled" handler="update_view"/>
-              </object>
-            </child>
-            <child>
-              <object class="GtkToggleButton" id="info_toggle">
-                <property name="label">Info</property>
-                <property name="group">plain_toggle</property>
-                <signal name="toggled" handler="update_view"/>
-              </object>
-            </child>
-          </object>
-        </child>
-        <child type="end">
-          <object class="GtkMenuButton" id="gear_menu_button">
-            <property name="focus-on-click">0</property>
-            <property name="valign">center</property>
-            <property name="menu-model">gear_menu</property>
-            <property name="icon-name">open-menu-symbolic</property>
-          </object>
-        </child>
-        <child type="end">
-          <object class="GtkToggleButton" id="edit_toggle">
-            <property name="hexpand">1</property>
-            <property name="halign">end</property>
-            <property name="icon-name">document-edit-symbolic</property>
-            <property name="tooltip-text" translatable="yes">Edit the sample</property>
-            <signal name="toggled" handler="update_view"/>
-          </object>
-        </child>
-      </object>
-    </child>
-    <child>
-      <object class="GtkBox">
-        <child>
-          <object class="GtkScrolledWindow">
-            <property name="hscrollbar-policy">never</property>
-            <child>
-              <object class="GtkBox">
-                <property name="orientation">vertical</property>
-                <style>
-                  <class name="sidebar"/>
-                </style>
-                <child>
-                  <object class="GtkFontButton" id="fontbutton">
-                    <property name="level">family|style</property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkLabel" id="path">
-                    <property name="visible">0</property>
-                    <attributes>
-                      <attribute name="weight" value="bold"/>
-                    </attributes>
-                  </object>
-                </child>
-                <child>
-                  <object class="FontControls" id="controls">
-                  </object>
-                </child>
-                <child>
-                  <object class="SampleChooser" id="samplechooser"/>
-                </child>
-                <child>
-                  <object class="FontVariations" id="variations">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                  </object>
-                </child>
-                <child>
-                  <object class="FontFeatures" id="features">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="language" bind-source="fontbutton" bind-flags="sync-create"/>
-                  </object>
-                </child>
-                <child>
-                  <object class="FontColors" id="colors">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                  </object>
-                </child>
-              </object>
-            </child>
-          </object>
-        </child>
-        <child>
-          <object class="GtkStack" id="stack">
-            <property name="hexpand">1</property>
-            <child>
-              <object class="GtkStackPage">
-                <property name="name">plain</property>
-                <property name="child">
-                  <object class="PlainView">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="size" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="letterspacing" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="line-height" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="foreground" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="background" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="sample-text" bind-source="sampleeditor" bind-flags="sync-create"/>
-                    <property name="features" bind-source="features" bind-flags="sync-create"/>
-                    <property name="variations" bind-source="variations" bind-flags="sync-create"/>
-                    <property name="palette" bind-source="colors" bind-flags="sync-create"/>
-                  </object>
-                </property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStackPage">
-                <property name="name">waterfall</property>
-                <property name="child">
-                  <object class="WaterfallView">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="size" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="letterspacing" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="line-height" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="foreground" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="background" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="sample-text" bind-source="sampleeditor" bind-flags="sync-create"/>
-                    <property name="features" bind-source="features" bind-flags="sync-create"/>
-                    <property name="variations" bind-source="variations" bind-flags="sync-create"/>
-                    <property name="palette" bind-source="colors" bind-flags="sync-create"/>
-                  </object>
-                </property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStackPage">
-                <property name="name">style</property>
-                <property name="child">
-                  <object class="StyleView" id="styleview">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="size" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="letterspacing" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="line-height" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="foreground" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="background" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="sample-text" bind-source="sampleeditor" bind-flags="sync-create"/>
-                    <property name="features" bind-source="features" bind-flags="sync-create"/>
-                    <property name="variations" bind-source="variations" bind-flags="sync-create"/>
-                    <property name="palette" bind-source="colors" bind-flags="sync-create"/>
-                  </object>
-                </property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStackPage">
-                <property name="name">glyphs</property>
-                <property name="child">
-                  <object class="GlyphsView">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="variations" bind-source="variations" bind-flags="sync-create"/>
-                    <property name="palette" bind-source="colors" bind-flags="sync-create"/>
-                  </object>
-                </property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStackPage">
-                <property name="name">info</property>
-                <property name="child">
-                  <object class="InfoView">
-                    <property name="font-map" bind-source="FontExplorerWindow" bind-flags="sync-create"/>
-                    <property name="font-desc" bind-source="fontbutton" bind-flags="sync-create"/>
-                    <property name="size" bind-source="controls" bind-flags="sync-create"/>
-                    <property name="variations" bind-source="variations" bind-flags="sync-create"/>
-                  </object>
-                </property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStackPage">
-                <property name="name">edit</property>
-                <property name="child">
-                  <object class="SampleEditor" id="sampleeditor">
-                    <property name="sample-text" bind-source="samplechooser" bind-flags="sync-create"/>
-                    <property name="editing" bind-source="edit_toggle" bind-property="active" bind-flags="sync-create"/>
-                  </object>
-                </property>
-              </object>
-            </child>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/fontfeatures.c

@@ -1,744 +0,0 @@
-#include "fontfeatures.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-#include <glib/gi18n.h>
-
-#include "open-type-layout.h"
-#include "language-names.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_LANGUAGE,
-  PROP_FEATURES,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-typedef struct {
-  unsigned int tag;
-  const char *name;
-  GtkWidget *feat;
-} FeatureItem;
-
-struct _FontFeatures
-{
-  GtkWidget parent;
-
-  GtkGrid *label;
-  GtkGrid *grid;
-  Pango2FontDescription *font_desc;
-  GSimpleAction *reset_action;
-  Pango2Language *lang;
-  GList *feature_items;
-
-  Pango2FontMap *font_map;
-};
-
-struct _FontFeaturesClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(FontFeatures, font_features, GTK_TYPE_WIDGET);
-
-static Pango2Font *
-get_font (FontFeatures *self)
-{
-  Pango2Context *context;
-  Pango2Font *font;
-
-  context = pango2_context_new_with_font_map (self->font_map);
-  font = pango2_context_load_font (context, self->font_desc);
-  g_object_unref (context);
-
-  return font;
-}
-
-static gboolean
-is_ssNN (const char *buf)
-{
-  return g_str_has_prefix (buf, "ss") && g_ascii_isdigit (buf[2]) && g_ascii_isdigit (buf[3]);
-}
-
-static gboolean
-is_cvNN (const char *buf)
-{
-  return g_str_has_prefix (buf, "cv") && g_ascii_isdigit (buf[2]) && g_ascii_isdigit (buf[3]);
-}
-
-static char *
-get_feature_display_name (unsigned int tag)
-{
-  int i;
-  static char buf[5] = { 0, };
-
-  if (tag == HB_TAG ('x', 'x', 'x', 'x'))
-    return g_strdup (_("Default"));
-
-  hb_tag_to_string (tag, buf);
-  if (is_ssNN (buf))
-    {
-      int num = (buf[2] - '0') * 10 + (buf[3] - '0');
-      return g_strdup_printf (g_dpgettext2 (NULL, "OpenType layout", "Stylistic Set %d"), num);
-    }
-  else if (is_cvNN (buf))
-    {
-      int num = (buf[2] - '0') * 10 + (buf[3] - '0');
-      return g_strdup_printf (g_dpgettext2 (NULL, "OpenType layout", "Character Variant %d"), num);
-    }
-
-  for (i = 0; i < G_N_ELEMENTS (open_type_layout_features); i++)
-    {
-      if (tag == open_type_layout_features[i].tag)
-        return g_strdup (g_dpgettext2 (NULL, "OpenType layout", open_type_layout_features[i].name));
-    }
-
-  g_warning ("unknown OpenType layout feature tag: %s", buf);
-
-  return g_strdup (buf);
-}
-
-static void
-update_feature_label (FontFeatures *self,
-                      FeatureItem  *item,
-                      hb_font_t    *hb_font,
-                      hb_tag_t      script_tag,
-                      hb_tag_t      lang_tag)
-{
-  hb_face_t *hb_face;
-  unsigned int script_index, lang_index, feature_index;
-  hb_ot_name_id_t id;
-  unsigned int len;
-  char *label;
-  char name[5] = { 0, };
-
-  hb_face = hb_font_get_face (hb_font);
-
-  hb_tag_to_string (item->tag, name);
-  if (!is_ssNN (name) && !is_cvNN (name))
-    return;
-
-  hb_ot_layout_table_find_script (hb_face, HB_OT_TAG_GSUB, script_tag, &script_index);
-
-  G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-  hb_ot_layout_script_find_language (hb_face, HB_OT_TAG_GSUB, script_index, lang_tag, &lang_index);
-  G_GNUC_END_IGNORE_DEPRECATIONS
-
-  if (hb_ot_layout_language_find_feature (hb_face, HB_OT_TAG_GSUB, script_index, lang_index, item->tag, &feature_index) &&
-      hb_ot_layout_feature_get_name_ids (hb_face, HB_OT_TAG_GSUB, feature_index, &id, NULL, NULL, NULL, NULL))
-    {
-      len = hb_ot_name_get_utf8 (hb_face, id, HB_LANGUAGE_INVALID, NULL, NULL);
-      len++;
-      label = g_new (char, len);
-      hb_ot_name_get_utf8 (hb_face, id, HB_LANGUAGE_INVALID, &len, label);
-
-      gtk_check_button_set_label (GTK_CHECK_BUTTON (item->feat), label);
-
-      g_free (label);
-    }
-  else
-    {
-      label = get_feature_display_name (item->tag);
-      gtk_check_button_set_label (GTK_CHECK_BUTTON (item->feat), label);
-      g_free (label);
-    }
-}
-
-static void
-set_inconsistent (GtkCheckButton *button,
-                  gboolean        inconsistent)
-{
-  gtk_check_button_set_inconsistent (GTK_CHECK_BUTTON (button), inconsistent);
-  gtk_widget_set_opacity (gtk_widget_get_first_child (GTK_WIDGET (button)), inconsistent ? 0.0 : 1.0);
-}
-
-static void
-find_language_and_script (FontFeatures *self,
-                          hb_face_t    *hb_face,
-                          hb_tag_t     *lang_tag,
-                          hb_tag_t     *script_tag)
-{
-  int i, j, k;
-  hb_tag_t scripts[80];
-  unsigned int n_scripts;
-  unsigned int count;
-  hb_tag_t table[2] = { HB_OT_TAG_GSUB, HB_OT_TAG_GPOS };
-  hb_language_t lang;
-  const char *langname, *p;
-
-  langname = pango2_language_to_string (self->lang);
-
-  p = strchr (langname, '-');
-  lang = hb_language_from_string (langname, p ? p - langname : -1);
-
-  n_scripts = 0;
-  for (i = 0; i < 2; i++)
-    {
-      count = G_N_ELEMENTS (scripts);
-      hb_ot_layout_table_get_script_tags (hb_face, table[i], n_scripts, &count, scripts);
-      n_scripts += count;
-    }
-
-  for (j = 0; j < n_scripts; j++)
-    {
-      hb_tag_t languages[80];
-      unsigned int n_languages;
-
-      n_languages = 0;
-      for (i = 0; i < 2; i++)
-        {
-          count = G_N_ELEMENTS (languages);
-          hb_ot_layout_script_get_language_tags (hb_face, table[i], j, n_languages, &count, languages);
-          n_languages += count;
-        }
-
-      for (k = 0; k < n_languages; k++)
-        {
-          if (lang == hb_ot_tag_to_language (languages[k]))
-            {
-              *script_tag = scripts[j];
-              *lang_tag = languages[k];
-              return;
-            }
-        }
-    }
-
-  *lang_tag = HB_OT_TAG_DEFAULT_LANGUAGE;
-  *script_tag = HB_OT_TAG_DEFAULT_SCRIPT;
-}
-
-static void
-hide_feature_maybe (FeatureItem *item,
-                    gboolean     has_feature)
-{
-  gtk_widget_set_visible (item->feat, has_feature);
-  if (has_feature)
-    gtk_widget_set_visible (gtk_widget_get_parent (item->feat), TRUE);
-}
-
-/* Make features insensitive if the font/langsys does not have them,
- * and reset all others to their initial value
- */
-static void
-update_features (FontFeatures *self)
-{
-  guint script_index, lang_index;
-  hb_tag_t lang_tag;
-  hb_tag_t script_tag;
-  Pango2Font *font;
-  hb_font_t *hb_font;
-  hb_face_t *hb_face;
-
-  font = get_font (self);
-  hb_font = pango2_font_get_hb_font (font);
-  hb_face = hb_font_get_face (hb_font);
-
-    {
-      hb_tag_t table[2] = { HB_OT_TAG_GSUB, HB_OT_TAG_GPOS };
-      hb_tag_t features[256];
-      unsigned int count;
-      unsigned int n_features = 0;
-
-      find_language_and_script (self, hb_face, &lang_tag, &script_tag);
-
-      /* Collect all features */
-      for (int i = 0; i < 2; i++)
-        {
-          hb_ot_layout_table_find_script (hb_face,
-                                          table[i],
-                                          script_tag,
-                                          &script_index);
-          hb_ot_layout_script_select_language (hb_face,
-                                               table[i],
-                                               script_index,
-                                               1,
-                                               &lang_tag,
-                                               &lang_index);
-
-          count = G_N_ELEMENTS (features);
-          hb_ot_layout_language_get_feature_tags (hb_face,
-                                                  table[i],
-                                                  script_index,
-                                                  lang_index,
-                                                  n_features,
-                                                  &count,
-                                                  features);
-          n_features += count;
-        }
-
-      /* Update all the features */
-      for (GList *l = self->feature_items; l; l = l->next)
-        {
-          FeatureItem *item = l->data;
-          gboolean has_feature = FALSE;
-
-          for (int j = 0; j < n_features; j++)
-            {
-              if (item->tag == features[j])
-                {
-                  has_feature = TRUE;
-                  break;
-                }
-            }
-
-          update_feature_label (self, item, hb_font, script_tag, lang_tag);
-
-          hide_feature_maybe (item, has_feature);
-
-          if (GTK_IS_CHECK_BUTTON (item->feat))
-            {
-              GtkWidget *def = GTK_WIDGET (g_object_get_data (G_OBJECT (item->feat), "default"));
-              if (def)
-                {
-                  gtk_widget_show (def);
-                  gtk_widget_show (gtk_widget_get_parent (def));
-                  gtk_check_button_set_active (GTK_CHECK_BUTTON (def), TRUE);
-                }
-              else
-                set_inconsistent (GTK_CHECK_BUTTON (item->feat), TRUE);
-            }
-        }
-    }
-
-  /* Hide empty groups */
-  for (GList *l = self->feature_items; l; l = l->next)
-    {
-      FeatureItem *item = l->data;
-      GtkWidget *box;
-
-      box = gtk_widget_get_parent (item->feat);
-      if (gtk_widget_get_visible (box))
-        {
-          GtkWidget *c;
-          int count;
-
-          count = 0;
-          for (c = gtk_widget_get_first_child (box); c; c = gtk_widget_get_next_sibling (c))
-            {
-              if (gtk_widget_get_visible (c))
-                count++;
-            }
-
-          if (count == 1)
-            gtk_widget_hide (box);
-          else if (count == 2 &&
-                   item->tag == HB_TAG ('x', 'x', 'x', 'x'))
-            gtk_widget_hide (box);
-        }
-    }
-}
-
-static void
-script_changed (GtkComboBox  *combo,
-                FontFeatures *self)
-{
-  update_features (self);
-}
-
-static char *
-get_features (FontFeatures *self)
-{
-  GString *s;
-  char buf[128];
-
-  s = g_string_new ("");
-
-  for (GList *l = self->feature_items; l; l = l->next)
-    {
-      FeatureItem *item = l->data;
-
-      if (!gtk_widget_is_sensitive (item->feat))
-        continue;
-
-      if (GTK_IS_CHECK_BUTTON (item->feat) && g_object_get_data (G_OBJECT (item->feat), "default"))
-        {
-          if (gtk_check_button_get_active (GTK_CHECK_BUTTON (item->feat)) &&
-              item->tag != HB_TAG ('x', 'x', 'x', 'x'))
-            {
-              hb_feature_to_string (&(hb_feature_t) { item->tag, 1, 0, -1 }, buf, sizeof (buf));
-              if (s->len > 0)
-                g_string_append_c (s, ',');
-              g_string_append (s, buf);
-            }
-        }
-      else if (GTK_IS_CHECK_BUTTON (item->feat))
-        {
-          guint32 value;
-
-          if (gtk_check_button_get_inconsistent (GTK_CHECK_BUTTON (item->feat)))
-            continue;
-
-          value = gtk_check_button_get_active (GTK_CHECK_BUTTON (item->feat));
-          hb_feature_to_string (&(hb_feature_t) { item->tag, value, 0, -1 }, buf, sizeof (buf));
-          if (s->len > 0)
-            g_string_append_c (s, ',');
-          g_string_append (s, buf);
-        }
-    }
-
-  return g_string_free (s, FALSE);
-}
-
-static void
-update_display (FontFeatures *self)
-{
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_FEATURES]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-}
-
-static GtkWidget *
-make_title_label (const char *title)
-{
-  GtkWidget *label;
-
-  label = gtk_label_new (title);
-  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
-  gtk_widget_set_halign (label, GTK_ALIGN_START);
-  g_object_set (label, "margin-top", 10, "margin-bottom", 10, NULL);
-  gtk_widget_add_css_class (label, "heading");
-
-  return label;
-}
-
-static void
-feat_toggled_cb (GtkCheckButton *check_button,
-                 gpointer        data)
-{
-  set_inconsistent (check_button, FALSE);
-}
-
-static void
-feat_pressed (GtkGestureClick *gesture,
-              int              n_press,
-              double           x,
-              double           y,
-              GtkWidget       *feat)
-{
-  const guint button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (gesture));
-
-  if (button == GDK_BUTTON_PRIMARY)
-    {
-      g_signal_handlers_block_by_func (feat, feat_pressed, NULL);
-
-      if (gtk_check_button_get_inconsistent (GTK_CHECK_BUTTON (feat)))
-        {
-          set_inconsistent (GTK_CHECK_BUTTON (feat), FALSE);
-          gtk_check_button_set_active (GTK_CHECK_BUTTON (feat), TRUE);
-        }
-
-      g_signal_handlers_unblock_by_func (feat, feat_pressed, NULL);
-    }
-  else if (button == GDK_BUTTON_SECONDARY)
-    {
-      gboolean inconsistent = gtk_check_button_get_inconsistent (GTK_CHECK_BUTTON (feat));
-      set_inconsistent (GTK_CHECK_BUTTON (feat), !inconsistent);
-    }
-}
-
-static void
-add_check_group (FontFeatures  *self,
-                 const char    *title,
-                 const char   **tags,
-                 unsigned int   n_tags,
-                 int            row)
-{
-  GtkWidget *group;
-  int i;
-
-  group = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
-  gtk_widget_set_halign (group, GTK_ALIGN_START);
-
-  gtk_box_append (GTK_BOX (group), make_title_label (title));
-
-  for (i = 0; i < n_tags; i++)
-    {
-      unsigned int tag;
-      GtkWidget *feat;
-      FeatureItem *item;
-      GtkGesture *gesture;
-      char *name;
-
-      tag = hb_tag_from_string (tags[i], -1);
-
-      name = get_feature_display_name (tag);
-      feat = gtk_check_button_new_with_label (name);
-      g_free (name);
-      set_inconsistent (GTK_CHECK_BUTTON (feat), TRUE);
-      g_signal_connect_swapped (feat, "notify::active", G_CALLBACK (update_display), self);
-      g_signal_connect_swapped (feat, "notify::inconsistent", G_CALLBACK (update_display), self);
-      g_signal_connect (feat, "toggled", G_CALLBACK (feat_toggled_cb), NULL);
-
-      gesture = gtk_gesture_click_new ();
-      gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (gesture), GDK_BUTTON_SECONDARY);
-      g_signal_connect (gesture, "pressed", G_CALLBACK (feat_pressed), feat);
-      gtk_widget_add_controller (feat, GTK_EVENT_CONTROLLER (gesture));
-
-      gtk_box_append (GTK_BOX (group), feat);
-
-      item = g_new (FeatureItem, 1);
-      item->name = tags[i];
-      item->tag = tag;
-      item->feat = feat;
-
-      self->feature_items = g_list_prepend (self->feature_items, item);
-    }
-
-  gtk_grid_attach (self->grid, group, 0, row, 2, 1);
-}
-
-static void
-add_radio_group (FontFeatures  *self,
-                 const char    *title,
-                 const char   **tags,
-                 unsigned int   n_tags,
-                 int            row)
-{
-  GtkWidget *group;
-  int i;
-  GtkWidget *group_button = NULL;
-
-  group = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
-  gtk_widget_set_halign (group, GTK_ALIGN_START);
-
-  gtk_box_append (GTK_BOX (group), make_title_label (title));
-
-  for (i = 0; i < n_tags; i++)
-    {
-      unsigned int tag;
-      GtkWidget *feat;
-      FeatureItem *item;
-      char *name;
-
-      tag = hb_tag_from_string (tags[i], -1);
-      name = get_feature_display_name (tag);
-      feat = gtk_check_button_new_with_label (name ? name : _("Default"));
-      g_free (name);
-      if (group_button == NULL)
-        group_button = feat;
-      else
-        gtk_check_button_set_group (GTK_CHECK_BUTTON (feat), GTK_CHECK_BUTTON (group_button));
-      g_signal_connect_swapped (feat, "notify::active", G_CALLBACK (update_display), self);
-      g_object_set_data (G_OBJECT (feat), "default", group_button);
-
-      gtk_box_append (GTK_BOX (group), feat);
-
-      item = g_new (FeatureItem, 1);
-      item->name = tags[i];
-      item->tag = tag;
-      item->feat = feat;
-
-      self->feature_items = g_list_prepend (self->feature_items, item);
-    }
-
-  gtk_grid_attach (self->grid, group, 0, row, 2, 1);
-}
-
-static void
-setup_features (FontFeatures *self)
-{
-  const char *kerning[] = { "kern" };
-  const char *ligatures[] = { "liga", "dlig", "hlig", "clig", "rlig" };
-  const char *letter_case[] = {
-    "smcp", "c2sc", "pcap", "c2pc", "unic", "cpsp", "case"
-  };
-  const char *number_case[] = { "xxxx", "lnum", "onum" };
-  const char *number_spacing[] = { "xxxx", "pnum", "tnum" };
-  const char *fractions[] = { "xxxx", "frac", "afrc" };
-  const char *num_extras[] = { "zero", "nalt", "sinf" };
-  const char *char_alt[] = {
-    "swsh", "cswh", "locl", "calt", "falt", "hist",
-    "salt", "jalt", "titl", "rand", "subs", "sups",
-    "ordn", "ltra", "ltrm", "rtla", "rtlm", "rclt"
-  };
-  const char *pos_alt[] = {
-    "init", "medi", "med2", "fina", "fin2", "fin3", "isol"
-  };
-  const char *width_var[] = {
-    "fwid", "hwid", "halt", "pwid", "palt", "twid", "qwid"
-  };
-  const char *style_alt[] = {
-    "ss01", "ss02", "ss03", "ss04", "ss05", "ss06",
-    "ss07", "ss08", "ss09", "ss10", "ss11", "ss12",
-    "ss13", "ss14", "ss15", "ss16", "ss17", "ss18",
-    "ss19", "ss20"
-  };
-  const char *char_var[] = {
-    "cv01", "cv02", "cv03", "cv04", "cv05", "cv06",
-    "cv07", "cv08", "cv09", "cv10", "cv11", "cv12",
-    "cv13", "cv14", "cv15", "cv16", "cv17", "cv18",
-    "cv19", "cv20"
-  };
-  const char *math[] = { "dtls", "flac", "mgrk", "ssty" };
-  const char *bounds[] = { "opbd", "lfbd", "rtbd" };
-  int row = 0;
-
-  add_check_group (self, _("Kerning"), kerning, G_N_ELEMENTS (kerning), row++);
-  add_check_group (self, _("Ligatures"), ligatures, G_N_ELEMENTS (ligatures), row++);
-  add_check_group (self, _("Letter Case"), letter_case, G_N_ELEMENTS (letter_case), row++);
-  add_radio_group (self, _("Number Case"), number_case, G_N_ELEMENTS (number_case), row++);
-  add_radio_group (self, _("Number Spacing"), number_spacing, G_N_ELEMENTS (number_spacing), row++);
-  add_radio_group (self, _("Fractions"), fractions, G_N_ELEMENTS (fractions), row++);
-  add_check_group (self, _("Numeric Extras"), num_extras, G_N_ELEMENTS (num_extras), row++);
-  add_check_group (self, _("Character Alternatives"), char_alt, G_N_ELEMENTS (char_alt), row++);
-  add_check_group (self, _("Positional Alternatives"), pos_alt, G_N_ELEMENTS (pos_alt), row++);
-  add_check_group (self, _("Width Variants"), width_var, G_N_ELEMENTS (width_var), row++);
-  add_check_group (self, _("Alternative Stylistic Sets"), style_alt, G_N_ELEMENTS (style_alt), row++);
-  add_check_group (self, _("Character Variants"), char_var, G_N_ELEMENTS (char_var), row++);
-  add_check_group (self, _("Mathematical"), math, G_N_ELEMENTS (math), row++);
-  add_check_group (self, _("Optical Bounds"), bounds, G_N_ELEMENTS (bounds), row++);
-
-  self->feature_items = g_list_reverse (self->feature_items);
-}
-
-static void
-reset (GSimpleAction *action,
-       GVariant      *parameter,
-       FontFeatures   *self)
-{
-  update_features (self);
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_FEATURES]);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-}
-
-static void
-font_features_init (FontFeatures *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->font_desc = pango2_font_description_from_string ("sans 12");
-  self->lang = pango2_language_get_default ();
-
-  setup_features (self);
-
-  self->reset_action = g_simple_action_new ("reset", NULL);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-  g_signal_connect (self->reset_action, "activate", G_CALLBACK (reset), self);
-}
-
-static void
-font_features_dispose (GObject *object)
-{
-  FontFeatures *self = FONT_FEATURES (object);
-
-  gtk_widget_clear_template (GTK_WIDGET (object), FONT_FEATURES_TYPE);
-
-  g_list_free_full (self->feature_items, g_free);
-
-  G_OBJECT_CLASS (font_features_parent_class)->dispose (object);
-}
-
-static void
-font_features_finalize (GObject *object)
-{
-  FontFeatures *self = FONT_FEATURES (object);
-
-  g_clear_pointer (&self->font_desc, pango2_font_description_free);
-  g_clear_object (&self->font_map);
-
-  G_OBJECT_CLASS (font_features_parent_class)->finalize (object);
-}
-
-static void
-font_features_set_property (GObject      *object,
-                            unsigned int  prop_id,
-                            const GValue *value,
-                            GParamSpec   *pspec)
-{
-  FontFeatures *self = FONT_FEATURES (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    case PROP_LANGUAGE:
-      self->lang = pango2_language_from_string (g_value_get_string (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_features (self);
-}
-
-static void
-font_features_get_property (GObject      *object,
-                            unsigned int  prop_id,
-                            GValue       *value,
-                            GParamSpec   *pspec)
-{
-  FontFeatures *self = FONT_FEATURES (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_FEATURES:
-      g_value_take_string (value, get_features (self));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_features_class_init (FontFeaturesClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = font_features_dispose;
-  object_class->finalize = font_features_finalize;
-  object_class->get_property = font_features_get_property;
-  object_class->set_property = font_features_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_WRITABLE);
-
-  properties[PROP_LANGUAGE] =
-      g_param_spec_string ("language", "", "",
-                           "en",
-                           G_PARAM_WRITABLE);
-
-  properties[PROP_FEATURES] =
-      g_param_spec_string ("features", "", "",
-                           "",
-                           G_PARAM_READABLE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/fontfeatures.ui");
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontFeatures, grid);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontFeatures, label);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), script_changed);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "fontfeatures");
-}
-
-GAction *
-font_features_get_reset_action (FontFeatures *self)
-{
-  return G_ACTION (self->reset_action);
-}

demos/font-explorer/fontfeatures.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define FONT_FEATURES_TYPE (font_features_get_type ())
-#define FONT_FEATURES(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_FEATURES_TYPE, FontFeatures))
-
-
-typedef struct _FontFeatures         FontFeatures;
-typedef struct _FontFeaturesClass    FontFeaturesClass;
-
-
-GType          font_features_get_type          (void);
-GAction *      font_features_get_reset_action  (FontFeatures  *self);

demos/font-explorer/fontfeatures.ui

@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="FontFeatures" parent="GtkWidget">
-    <property name="layout-manager"><object class="GtkBinLayout"/></property>
-    <child>
-      <object class="GtkGrid" id="grid">
-        <child>
-          <object class="GtkLabel" id="label">
-            <property name="label" translatable="yes">Features</property>
-            <property name="margin-bottom">10</property>
-            <property name="xalign">0</property>
-            <style>
-              <class name="heading"/>
-            </style>
-            <layout>
-              <property name="row">-1</property>
-              <property name="column">0</property>
-              <property name="column-span">2</property>
-            </layout>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/fontvariations.c

@@ -1,508 +0,0 @@
-#include "fontvariations.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "rangeedit.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_VARIATIONS,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _FontVariations
-{
-  GtkWidget parent;
-
-  GtkGrid *label;
-  GtkGrid *grid;
-  Pango2FontDescription *font_desc;
-  GSimpleAction *reset_action;
-  gboolean has_variations;
-
-  GtkWidget *instance_combo;
-  GHashTable *axes;
-  GHashTable *instances;
-
-  Pango2FontMap *font_map;
-};
-
-struct _FontVariationsClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(FontVariations, font_variations, GTK_TYPE_WIDGET);
-
-static Pango2Font *
-get_font (FontVariations *self)
-{
-  Pango2Context *context;
-  Pango2Font *font;
-
-  context = pango2_context_new_with_font_map (self->font_map);
-  font = pango2_context_load_font (context, self->font_desc);
-  g_object_unref (context);
-
-  return font;
-}
-
-typedef struct {
-  guint32 tag;
-  GtkAdjustment *adjustment;
-  double default_value;
-} Axis;
-
-static guint
-axes_hash (gconstpointer v)
-{
-  const Axis *p = v;
-
-  return p->tag;
-}
-
-static gboolean
-axes_equal (gconstpointer v1, gconstpointer v2)
-{
-  const Axis *p1 = v1;
-  const Axis *p2 = v2;
-
-  return p1->tag == p2->tag;
-}
-
-static void
-unset_instance (GtkAdjustment  *adjustment,
-                FontVariations *self)
-{
-  if (self->instance_combo)
-    gtk_combo_box_set_active (GTK_COMBO_BOX (self->instance_combo), 0);
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_VARIATIONS]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-}
-
-static void
-add_axis (FontVariations        *self,
-          hb_face_t             *hb_face,
-          hb_ot_var_axis_info_t *ax,
-          int                    i)
-{
-  GtkWidget *axis_label;
-  GtkWidget *axis_scale;
-  GtkAdjustment *adjustment;
-  Axis *axis;
-  char name[20];
-  unsigned int name_len = 20;
-
-  hb_ot_name_get_utf8 (hb_face, ax->name_id, HB_LANGUAGE_INVALID, &name_len, name);
-
-  axis_label = gtk_label_new (name);
-  gtk_widget_set_halign (axis_label, GTK_ALIGN_START);
-  gtk_widget_set_valign (axis_label, GTK_ALIGN_BASELINE);
-  gtk_grid_attach (self->grid, axis_label, 0, i, 1, 1);
-  adjustment = gtk_adjustment_new (ax->default_value, ax->min_value, ax->max_value,
-                                   1.0, 10.0, 0.0);
-  axis_scale = g_object_new (RANGE_EDIT_TYPE,
-                             "adjustment", adjustment,
-                             "default-value", ax->default_value,
-                             "n-chars", 5,
-                             "hexpand", TRUE,
-                             "halign", GTK_ALIGN_FILL,
-                             "valign", GTK_ALIGN_BASELINE,
-                             NULL);
-  gtk_grid_attach (self->grid, axis_scale, 1, i, 1, 1);
-
-  axis = g_new0 (Axis, 1);
-  axis->tag = ax->tag;
-  axis->adjustment = adjustment;
-  axis->default_value = ax->default_value;
-  g_hash_table_add (self->axes, axis);
-
-  g_signal_connect (adjustment, "value-changed", G_CALLBACK (unset_instance), self);
-}
-
-typedef struct {
-  char *name;
-  unsigned int index;
-} Instance;
-
-static guint
-instance_hash (gconstpointer v)
-{
-  const Instance *p = v;
-
-  return g_str_hash (p->name);
-}
-
-static gboolean
-instance_equal (gconstpointer v1, gconstpointer v2)
-{
-  const Instance *p1 = v1;
-  const Instance *p2 = v2;
-
-  return g_str_equal (p1->name, p2->name);
-}
-
-static void
-free_instance (gpointer data)
-{
-  Instance *instance = data;
-
-  g_free (instance->name);
-  g_free (instance);
-}
-
-static void
-add_instance (FontVariations *self,
-              hb_face_t      *face,
-              unsigned int    index,
-              GtkWidget      *combo,
-              int             pos)
-{
-  Instance *instance;
-  hb_ot_name_id_t name_id;
-  char name[20];
-  unsigned int name_len = 20;
-
-  instance = g_new0 (Instance, 1);
-
-  name_id = hb_ot_var_named_instance_get_subfamily_name_id (face, index);
-  hb_ot_name_get_utf8 (face, name_id, HB_LANGUAGE_INVALID, &name_len, name);
-
-  instance->name = g_strdup (name);
-  instance->index = index;
-
-  g_hash_table_add (self->instances, instance);
-  gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), instance->name);
-}
-
-static void
-instance_changed (GtkComboBox    *combo,
-                  FontVariations *self)
-{
-  char *text;
-  Instance *instance;
-  Instance ikey;
-  int i;
-  unsigned int coords_length;
-  float *coords = NULL;
-  hb_ot_var_axis_info_t *ai = NULL;
-  unsigned int n_axes;
-  Pango2Font *font = NULL;
-  hb_font_t *hb_font;
-  hb_face_t *hb_face;
-
-  text = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (combo));
-  if (text[0] == '\0')
-    goto out;
-
-  ikey.name = text;
-  instance = g_hash_table_lookup (self->instances, &ikey);
-  if (!instance)
-    {
-      g_print ("did not find instance %s\n", text);
-      goto out;
-    }
-
-  font = get_font (self);
-  hb_font = pango2_font_get_hb_font (font);
-  hb_face = hb_font_get_face (hb_font);
-
-  n_axes = hb_ot_var_get_axis_infos (hb_face, 0, NULL, NULL);
-  ai = g_new (hb_ot_var_axis_info_t, n_axes);
-  hb_ot_var_get_axis_infos (hb_face, 0, &n_axes, ai);
-
-  coords = g_new (float, n_axes);
-  hb_ot_var_named_instance_get_design_coords (hb_face,
-                                              instance->index,
-                                              &coords_length,
-                                              coords);
-
-  for (i = 0; i < n_axes; i++)
-    {
-      Axis *axis;
-      Axis akey;
-      double value;
-
-      value = coords[ai[i].axis_index];
-
-      akey.tag = ai[i].tag;
-      axis = g_hash_table_lookup (self->axes, &akey);
-      if (axis)
-        {
-          g_signal_handlers_block_by_func (axis->adjustment, unset_instance, self);
-          gtk_adjustment_set_value (axis->adjustment, value);
-          g_signal_handlers_unblock_by_func (axis->adjustment, unset_instance, self);
-        }
-    }
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_VARIATIONS]);
-  g_simple_action_set_enabled (self->reset_action, TRUE);
-
-out:
-  g_free (text);
-  g_clear_object (&font);
-  g_free (ai);
-  g_free (coords);
-}
-
-static void
-update_variations (FontVariations *self)
-{
-  GtkWidget *child;
-  Pango2Font *font;
-  hb_font_t *hb_font;
-  hb_face_t *hb_face;
-  unsigned int n_axes;
-  hb_ot_var_axis_info_t *ai = NULL;
-  int i;
-
-  font = get_font (self);
-  hb_font = pango2_font_get_hb_font (font);
-  hb_face = hb_font_get_face (hb_font);
-
-  g_object_ref (self->label);
-
-  while ((child = gtk_widget_get_first_child (GTK_WIDGET (self->grid))))
-    gtk_grid_remove (self->grid, child);
-
-  gtk_grid_attach (self->grid, GTK_WIDGET (self->label), 0, -2, 2, 1);
-  g_object_unref (self->label);
-
-  self->instance_combo = NULL;
-  g_hash_table_remove_all (self->axes);
-  g_hash_table_remove_all (self->instances);
-
-  n_axes = hb_ot_var_get_axis_infos (hb_face, 0, NULL, NULL);
-  self->has_variations = n_axes > 0;
-  gtk_widget_set_visible (GTK_WIDGET (self), self->has_variations);
-  if (!self->has_variations)
-    {
-      g_simple_action_set_enabled (self->reset_action, FALSE);
-      return;
-    }
-
-  if (hb_ot_var_get_named_instance_count (hb_face) > 0)
-    {
-      GtkWidget *label;
-      GtkWidget *combo;
-
-      label = gtk_label_new ("Instance");
-      gtk_label_set_xalign (GTK_LABEL (label), 0);
-      gtk_widget_set_halign (label, GTK_ALIGN_START);
-      gtk_widget_set_valign (label, GTK_ALIGN_BASELINE);
-      gtk_grid_attach (self->grid, label, 0, -1, 1, 1);
-
-      combo = gtk_combo_box_text_new ();
-      gtk_widget_set_halign (combo, GTK_ALIGN_START);
-      gtk_widget_set_valign (combo, GTK_ALIGN_BASELINE);
-      gtk_widget_set_hexpand (combo, TRUE);
-
-      gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "");
-
-      for (i = 0; i < hb_ot_var_get_named_instance_count (hb_face); i++)
-        add_instance (self, hb_face, i, combo, i);
-
-      gtk_grid_attach (GTK_GRID (self->grid), combo, 1, -1, 1, 1);
-      g_signal_connect (combo, "changed", G_CALLBACK (instance_changed), self);
-      self->instance_combo = combo;
-   }
-
-  ai = g_new (hb_ot_var_axis_info_t, n_axes);
-  hb_ot_var_get_axis_infos (hb_face, 0, &n_axes, ai);
-  for (i = 0; i < n_axes; i++)
-    add_axis (self, hb_face, &ai[i], i);
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_VARIATIONS]);
-
-  g_clear_object (&font);
-  g_free (ai);
-}
-
-static char *
-get_variations (FontVariations *self)
-{
-  GHashTableIter iter;
-  Axis *axis;
-  char buf[G_ASCII_DTOSTR_BUF_SIZE];
-  const char *sep = "";
-  GString *s;
-
-  if (!self->has_variations)
-    return g_strdup ("");
-
-  s = g_string_new ("");
-
-  g_hash_table_iter_init (&iter, self->axes);
-  while (g_hash_table_iter_next (&iter, (gpointer *)NULL, (gpointer *)&axis))
-    {
-      char tag[5];
-      double value;
-
-      hb_tag_to_string (axis->tag, tag);
-      tag[4] = '\0';
-      value = gtk_adjustment_get_value (axis->adjustment);
-
-      g_string_append_printf (s, "%s%s=%s", sep, tag, g_ascii_dtostr (buf, sizeof (buf), value));
-      sep = ",";
-    }
-
-  return g_string_free (s, FALSE);
-}
-
-static void
-reset (GSimpleAction *action,
-       GVariant      *parameter,
-       FontVariations   *self)
-{
-  GHashTableIter iter;
-  Axis *axis;
-
-  if (self->instance_combo)
-    gtk_combo_box_set_active (GTK_COMBO_BOX (self->instance_combo), 0);
-
-  g_hash_table_iter_init (&iter, self->axes);
-  while (g_hash_table_iter_next (&iter, (gpointer *)NULL, (gpointer *)&axis))
-    {
-      g_signal_handlers_block_by_func (axis->adjustment, unset_instance, self);
-      gtk_adjustment_set_value (axis->adjustment, axis->default_value);
-      g_signal_handlers_unblock_by_func (axis->adjustment, unset_instance, self);
-    }
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_VARIATIONS]);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-}
-
-static void
-font_variations_init (FontVariations *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->reset_action = g_simple_action_new ("reset", NULL);
-  g_simple_action_set_enabled (self->reset_action, FALSE);
-  g_signal_connect (self->reset_action, "activate", G_CALLBACK (reset), self);
-
-  self->instances = g_hash_table_new_full (instance_hash, instance_equal,
-                                           NULL, free_instance);
-  self->axes = g_hash_table_new_full (axes_hash, axes_equal,
-                                      NULL, g_free);
-}
-
-static void
-font_variations_dispose (GObject *object)
-{
-  FontVariations *self = FONT_VARIATIONS (object);
-
-  gtk_widget_clear_template (GTK_WIDGET (object), FONT_VARIATIONS_TYPE);
-
-  g_hash_table_unref (self->instances);
-  g_hash_table_unref (self->axes);
-
-  G_OBJECT_CLASS (font_variations_parent_class)->dispose (object);
-}
-
-static void
-font_variations_finalize (GObject *object)
-{
-  FontVariations *self = FONT_VARIATIONS (object);
-
-  g_clear_pointer (&self->font_desc, pango2_font_description_free);
-  g_clear_object (&self->font_map);
-
-  G_OBJECT_CLASS (font_variations_parent_class)->finalize (object);
-}
-
-static void
-font_variations_set_property (GObject      *object,
-                              unsigned int  prop_id,
-                              const GValue *value,
-                              GParamSpec   *pspec)
-{
-  FontVariations *self = FONT_VARIATIONS (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_variations (self);
-}
-
-static void
-font_variations_get_property (GObject      *object,
-                              unsigned int  prop_id,
-                              GValue       *value,
-                              GParamSpec   *pspec)
-{
-  FontVariations *self = FONT_VARIATIONS (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_VARIATIONS:
-      g_value_take_string (value, get_variations (self));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-font_variations_class_init (FontVariationsClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = font_variations_dispose;
-  object_class->finalize = font_variations_finalize;
-  object_class->get_property = font_variations_get_property;
-  object_class->set_property = font_variations_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_WRITABLE);
-
-  properties[PROP_VARIATIONS] =
-      g_param_spec_string ("variations", "", "",
-                           "",
-                           G_PARAM_READABLE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/fontvariations.ui");
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontVariations, grid);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), FontVariations, label);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "fontvariations");
-}
-
-GAction *
-font_variations_get_reset_action (FontVariations *self)
-{
-  return G_ACTION (self->reset_action);
-}

demos/font-explorer/fontvariations.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define FONT_VARIATIONS_TYPE (font_variations_get_type ())
-#define FONT_VARIATIONS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_VARIATIONS_TYPE, FontVariations))
-
-
-typedef struct _FontVariations         FontVariations;
-typedef struct _FontVariationsClass    FontVariationsClass;
-
-
-GType            font_variations_get_type          (void);
-GAction *        font_variations_get_reset_action  (FontVariations *self);

demos/font-explorer/fontvariations.ui

@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="FontVariations" parent="GtkWidget">
-    <property name="layout-manager"><object class="GtkBinLayout"/></property>
-    <child>
-      <object class="GtkGrid" id="grid">
-        <child>
-          <object class="GtkLabel" id="label">
-            <property name="label" translatable="yes">Variations</property>
-            <property name="margin-bottom">10</property>
-            <property name="xalign">0</property>
-            <style>
-              <class name="heading"/>
-            </style>
-            <layout>
-              <property name="row">-2</property>
-              <property name="column">0</property>
-              <property name="column-span">2</property>
-            </layout>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/glyphitem.c

@@ -1,56 +0,0 @@
-#include "glyphitem.h"
-
-struct _GlyphItem {
-  GObject parent;
-  Pango2Font *font;
-  hb_codepoint_t glyph;
-};
-
-struct _GlyphItemClass {
-  GObjectClass parent_class;
-};
-
-G_DEFINE_TYPE (GlyphItem, glyph_item, G_TYPE_OBJECT)
-
-static void
-glyph_item_init (GlyphItem *self)
-{
-}
-
-static void
-glyph_item_finalize (GObject *object)
-{
-  GlyphItem *item = GLYPH_ITEM (object);
-
-  g_object_unref (item->font);
-
-  G_OBJECT_CLASS (glyph_item_parent_class)->finalize (object);
-}
-
-static void
-glyph_item_class_init (GlyphItemClass *class)
-{
-  G_OBJECT_CLASS (class)->finalize = glyph_item_finalize;
-}
-
-GlyphItem *
-glyph_item_new (Pango2Font *font,
-                hb_codepoint_t  glyph)
-{
-  GlyphItem *item = g_object_new (GLYPH_ITEM_TYPE, NULL);
-  item->font = g_object_ref (font);
-  item->glyph = glyph;
-  return item;
-}
-
-Pango2Font *
-glyph_item_get_font (GlyphItem *item)
-{
-  return item->font;
-}
-
-hb_codepoint_t
-glyph_item_get_glyph (GlyphItem *item)
-{
-  return item->glyph;
-}

demos/font-explorer/glyphitem.h

@@ -1,17 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-#define GLYPH_ITEM_TYPE (glyph_item_get_type ())
-#define GLYPH_ITEM(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GLYPH_ITEM_TYPE, GlyphItem))
-
-
-typedef struct _GlyphItem         GlyphItem;
-typedef struct _GlyphItemClass    GlyphItemClass;
-
-
-GType       glyph_item_get_type (void);
-GlyphItem * glyph_item_new      (Pango2Font *font,
-                                 hb_codepoint_t  glyph);
-hb_codepoint_t glyph_item_get_glyph (GlyphItem *item);
-Pango2Font * glyph_item_get_font (GlyphItem *item);

demos/font-explorer/glyphmodel.c

@@ -1,97 +0,0 @@
-#include "glyphmodel.h"
-
-#include "glyphitem.h"
-
-struct _GlyphModel {
-  GObject parent;
-  Pango2Font *font;
-  unsigned int num_glyphs;
-  GlyphItem **glyphs;
-};
-
-struct _GlyphModelClass {
-  GObjectClass parent_class;
-};
-
-static GType
-glyph_model_get_item_type (GListModel *model)
-{
-  return GLYPH_ITEM_TYPE;
-}
-
-static guint
-glyph_model_get_n_items (GListModel *model)
-{
-  GlyphModel *self = GLYPH_MODEL (model);
-
-  return self->num_glyphs;
-}
-
-static gpointer
-glyph_model_get_item (GListModel *model,
-                      guint       position)
-{
-  GlyphModel *self = GLYPH_MODEL (model);
-
-  if (position >= self->num_glyphs)
-    return NULL;
-
-  if (self->glyphs[position] == NULL)
-    self->glyphs[position] = glyph_item_new (self->font, position);
-
-  return g_object_ref (self->glyphs[position]);
-}
-
-static void
-glyph_model_list_model_init (GListModelInterface *iface)
-{
-  iface->get_item_type = glyph_model_get_item_type;
-  iface->get_n_items = glyph_model_get_n_items;
-  iface->get_item = glyph_model_get_item;
-}
-
-G_DEFINE_TYPE_WITH_CODE (GlyphModel, glyph_model, G_TYPE_OBJECT,
-                         G_IMPLEMENT_INTERFACE (G_TYPE_LIST_MODEL, glyph_model_list_model_init))
-
-static void
-glyph_model_init (GlyphModel *self)
-{
-}
-
-static void
-glyph_model_finalize (GObject *object)
-{
-  GlyphModel *self = GLYPH_MODEL (object);
-
-  g_object_unref (self->font);
-  for (int i = 0; i < self->num_glyphs; i++)
-    {
-      if (self->glyphs[i])
-        g_object_unref (self->glyphs[i]);
-    }
-  g_free (self->glyphs);
-
-  G_OBJECT_CLASS (glyph_model_parent_class)->finalize (object);
-}
-
-static void
-glyph_model_class_init (GlyphModelClass *class)
-{
-  G_OBJECT_CLASS (class)->finalize = glyph_model_finalize;
-}
-
-GlyphModel *
-glyph_model_new (Pango2Font *font)
-{
-  GlyphModel *self;
-  hb_face_t *hb_face;
-
-  self = g_object_new (GLYPH_MODEL_TYPE, NULL);
-
-  self->font = g_object_ref (font);
-  hb_face = pango2_hb_face_get_hb_face (PANGO2_HB_FACE (pango2_font_get_face (font)));
-  self->num_glyphs = hb_face_get_glyph_count (hb_face);
-  self->glyphs = g_new0 (GlyphItem *, self->num_glyphs);
-
-  return self;
-}

demos/font-explorer/glyphmodel.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-#define GLYPH_MODEL_TYPE (glyph_model_get_type ())
-#define GLYPH_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GLYPH_MODEL_TYPE, GlyphModel))
-
-
-typedef struct _GlyphModel         GlyphModel;
-typedef struct _GlyphModelClass    GlyphModelClass;
-
-
-GType        glyph_model_get_type (void);
-GlyphModel * glyph_model_new      (Pango2Font *font);

demos/font-explorer/glyphsview.c

@@ -1,239 +0,0 @@
-#include "glyphsview.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "glyphitem.h"
-#include "glyphmodel.h"
-#include "glyphview.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_VARIATIONS,
-  PROP_PALETTE,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _GlyphsView
-{
-  GtkWidget parent;
-
-  Pango2FontMap *font_map;
-  GtkGridView *glyphs;
-
-  Pango2FontDescription *font_desc;
-  char *variations;
-  char *palette;
-  GQuark palette_quark;
-};
-
-struct _GlyphsViewClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(GlyphsView, glyphs_view, GTK_TYPE_WIDGET);
-
-static void
-glyphs_view_init (GlyphsView *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-  self->font_desc = pango2_font_description_from_string ("sans 12");
-  self->variations = g_strdup ("");
-  self->palette = g_strdup (PANGO2_COLOR_PALETTE_DEFAULT);
-  self->palette_quark = g_quark_from_string (self->palette);
-
-  gtk_widget_set_layout_manager (GTK_WIDGET (self),
-                                 gtk_box_layout_new (GTK_ORIENTATION_VERTICAL));
-
-  gtk_widget_init_template (GTK_WIDGET (self));
-}
-
-static void
-glyphs_view_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), GLYPHS_VIEW_TYPE);
-
-  G_OBJECT_CLASS (glyphs_view_parent_class)->dispose (object);
-}
-
-static void
-glyphs_view_finalize (GObject *object)
-{
-  GlyphsView *self = GLYPHS_VIEW (object);
-
-  g_clear_object (&self->font_map);
-  pango2_font_description_free (self->font_desc);
-  g_free (self->variations);
-  g_free (self->palette);
-
-  G_OBJECT_CLASS (glyphs_view_parent_class)->finalize (object);
-}
-
-static Pango2Font *
-get_font (GlyphsView *self,
-          int       size)
-{
-  Pango2Context *context;
-  Pango2FontDescription *desc;
-  Pango2Font *font;
-
-  context = pango2_context_new_with_font_map (self->font_map);
-  desc = pango2_font_description_copy_static (self->font_desc);
-  pango2_font_description_set_variations (desc, self->variations);
-  pango2_font_description_set_size (desc, size);
-  font = pango2_context_load_font (context, desc);
-  pango2_font_description_free (desc);
-  g_object_unref (context);
-
-  return font;
-}
-
-static void
-update_glyph_model (GlyphsView *self)
-{
-  Pango2Font *font = get_font (self, 60 * PANGO2_SCALE);
-  GlyphModel *gm;
-  GtkSelectionModel *model;
-
-  gm = glyph_model_new (font);
-  model = GTK_SELECTION_MODEL (gtk_no_selection_new (G_LIST_MODEL (gm)));
-  gtk_grid_view_set_model (self->glyphs, model);
-  g_object_unref (model);
-  g_object_unref (font);
-}
-
-static void
-setup_glyph (GtkSignalListItemFactory *factory,
-             GObject                  *listitem)
-{
-  gtk_list_item_set_child (GTK_LIST_ITEM (listitem), GTK_WIDGET (glyph_view_new ()));
-}
-
-static void
-bind_glyph (GtkSignalListItemFactory *factory,
-            GObject                  *listitem,
-            GlyphsView                 *self)
-{
-  GlyphView *view;
-  GObject *item;
-
-  view = GLYPH_VIEW (gtk_list_item_get_child (GTK_LIST_ITEM (listitem)));
-  item = gtk_list_item_get_item (GTK_LIST_ITEM (listitem));
-  glyph_view_set_font (view, glyph_item_get_font (GLYPH_ITEM (item)));
-  glyph_view_set_glyph (view, glyph_item_get_glyph (GLYPH_ITEM (item)));
-  glyph_view_set_palette (view, self->palette_quark);
-}
-
-static void
-glyphs_view_set_property (GObject      *object,
-                          guint         prop_id,
-                          const GValue *value,
-                          GParamSpec   *pspec)
-{
-  GlyphsView *self = GLYPHS_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    case PROP_VARIATIONS:
-      g_free (self->variations);
-      self->variations = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_PALETTE:
-      g_free (self->palette);
-      self->palette = g_strdup (g_value_get_string (value));
-      self->palette_quark = g_quark_from_string (self->palette);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_glyph_model (self);
-}
-
-static void
-glyphs_view_get_property (GObject    *object,
-                          guint       prop_id,
-                          GValue     *value,
-                          GParamSpec *pspec)
-{
-  GlyphsView *self = GLYPHS_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      g_value_set_boxed (value, self->font_desc);
-      break;
-
-    case PROP_VARIATIONS:
-      g_value_set_string (value, self->variations);
-      break;
-
-    case PROP_PALETTE:
-      g_value_set_string (value, self->palette);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-glyphs_view_class_init (GlyphsViewClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = glyphs_view_dispose;
-  object_class->finalize = glyphs_view_finalize;
-  object_class->get_property = glyphs_view_get_property;
-  object_class->set_property = glyphs_view_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_VARIATIONS] =
-      g_param_spec_string ("variations", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_PALETTE] =
-      g_param_spec_string ("palette", "", "",
-                           PANGO2_COLOR_PALETTE_DEFAULT,
-                           G_PARAM_READWRITE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/glyphsview.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), GlyphsView, glyphs);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), setup_glyph);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), bind_glyph);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "glyphsview");
-}

demos/font-explorer/glyphsview.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define GLYPHS_VIEW_TYPE (glyphs_view_get_type ())
-#define GLYPHS_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GLYPHS_VIEW_TYPE, GlyphsView))
-
-
-typedef struct _GlyphsView         GlyphsView;
-typedef struct _GlyphsViewClass    GlyphsViewClass;
-
-
-GType           glyphs_view_get_type     (void);

demos/font-explorer/glyphsview.ui

@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="GlyphsView" parent="GtkWidget">
-    <style>
-      <class name="view"/>
-    </style>
-    <child>
-      <object class="GtkScrolledWindow">
-        <property name="hexpand">1</property>
-        <property name="vexpand">1</property>
-        <property name="hscrollbar-policy">never</property>
-        <property name="vscrollbar-policy">automatic</property>
-        <child>
-          <object class="GtkGridView" id="glyphs">
-            <style>
-              <class name="content"/>
-            </style>
-            <property name="factory">
-              <object class="GtkSignalListItemFactory">
-                <signal name="setup" handler="setup_glyph"/>
-                <signal name="bind" handler="bind_glyph"/>
-              </object>
-            </property>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/glyphview.c

@@ -1,321 +0,0 @@
-#include "glyphview.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-struct _GlyphView
-{
-  GtkWidget parent;
-
-  Pango2Font *font;
-  GQuark palette;
-  int palette_index;
-  hb_codepoint_t glyph;
-  int n_layers;
-  int layer;
-};
-
-struct _GlyphViewClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(GlyphView, glyph_view, GTK_TYPE_WIDGET);
-
-static void
-click_cb (GtkGestureClick *gesture,
-          int              n_press,
-          double           x,
-          double           y,
-          GlyphView       *self)
-{
-  if (self->n_layers == 0)
-    return;
-
-  self->layer++;
-
-  if (self->layer == self->n_layers)
-    self->layer = -1;
-
-  gtk_widget_queue_draw (GTK_WIDGET (self));
-}
-
-static void
-glyph_view_init (GlyphView *self)
-{
-  GtkGesture *click;
-
-  self->n_layers = 0;
-  self->layer = -1;
-
-  click = gtk_gesture_click_new ();
-  g_signal_connect (click, "pressed", G_CALLBACK (click_cb), self);
-  gtk_widget_add_controller (GTK_WIDGET (self), GTK_EVENT_CONTROLLER (click));
-}
-
-static void
-glyph_view_dispose (GObject *object)
-{
-  GlyphView *self = GLYPH_VIEW (object);
-
-  g_clear_object (&self->font);
-
-  G_OBJECT_CLASS (glyph_view_parent_class)->dispose (object);
-}
-
-static void
-glyph_view_snapshot (GtkWidget   *widget,
-                     GtkSnapshot *snapshot)
-{
-  GlyphView *self = GLYPH_VIEW (widget);
-  Pango2GlyphString *glyphs;
-  Pango2Rectangle ink, logical;
-  cairo_t *cr;
-  int width, height;
-  char name[80];
-
-  pango2_font_get_glyph_extents (self->font, self->glyph, &ink, &logical);
-
-  width = gtk_widget_get_width (widget);
-  height = gtk_widget_get_height (widget);
-
-  cr = gtk_snapshot_append_cairo (snapshot, &GRAPHENE_RECT_INIT (0, 0, width, height));
-
-  glyphs = pango2_glyph_string_new ();
-  pango2_glyph_string_set_size (glyphs, 1);
-
-  glyphs->glyphs[0].geometry.width = ink.width;
-  glyphs->glyphs[0].geometry.x_offset = ink.x;
-  glyphs->glyphs[0].geometry.y_offset = -ink.y;
-
-  if (self->layer == -1)
-    {
-      glyphs->glyphs[0].glyph = self->glyph;
-      cairo_set_source_rgb (cr, 0, 0, 0);
-    }
-  else
-    {
-      hb_face_t *face = hb_font_get_face (pango2_font_get_hb_font (self->font));
-      hb_ot_color_layer_t *layers;
-      unsigned int count;
-
-      layers = g_newa (hb_ot_color_layer_t, self->n_layers);
-      count = self->n_layers;
-      hb_ot_color_glyph_get_layers (face,
-                                    self->glyph,
-                                    0,
-                                    &count,
-                                    layers);
-      glyphs->glyphs[0].glyph = layers[self->layer].glyph;
-      if (layers[self->layer].color_index == 0xffff)
-        {
-          cairo_set_source_rgb (cr, 0, 0, 0);
-        }
-      else
-        {
-          hb_color_t *colors;
-          unsigned int n_colors;
-          hb_color_t color;
-
-          n_colors = hb_ot_color_palette_get_colors (face,
-                                                     self->palette_index,
-                                                     0,
-                                                     NULL,
-                                                     NULL);
-          colors = g_newa (hb_color_t, n_colors);
-          hb_ot_color_palette_get_colors (face,
-                                          self->palette_index,
-                                          0,
-                                          &n_colors,
-                                          colors);
-          color = colors[layers[self->layer].color_index];
-          cairo_set_source_rgba (cr, hb_color_get_red (color)/255.,
-                                     hb_color_get_green (color)/255.,
-                                     hb_color_get_blue (color)/255.,
-                                     hb_color_get_alpha (color)/255.);
-        }
-    }
-
-  cairo_move_to (cr, (width - logical.width/1024.)/2, (height - logical.height/1024.)/2);
-  pango2_cairo_show_color_glyph_string (cr, self->font, self->palette, glyphs);
-
-    {
-      Pango2Layout *layout;
-      Pango2FontDescription *desc;
-      char gid[20];
-      hb_font_t *hb_font;
-      hb_face_t *hb_face;
-
-      g_snprintf (gid, sizeof (gid), "%d", self->glyph);
-      layout = gtk_widget_create_pango_layout (widget, gid);
-      desc = pango2_font_description_from_string ("Cantarell 8");
-      pango2_layout_set_font_description (layout, desc);
-      pango2_font_description_free (desc);
-
-      gtk_snapshot_save (snapshot);
-      gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (5, 5));
-      gtk_snapshot_append_layout (snapshot, layout, &(GdkRGBA){ 0.,0.,0.,0.7});
-      gtk_snapshot_restore (snapshot);
-
-      hb_font = pango2_font_get_hb_font (self->font);
-      hb_face = hb_font_get_face (hb_font);
-
-      if (hb_ot_layout_has_glyph_classes (hb_face))
-        {
-          hb_ot_layout_glyph_class_t class;
-          const char *class_names[] = {
-            NULL, "Base", "Ligature", "Mark", "Component"
-          };
-          int w, h;
-
-          class = hb_ot_layout_get_glyph_class (hb_face, self->glyph);
-
-          if (class != HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED)
-            {
-              pango2_layout_set_text (layout, class_names[class], -1);
-              pango2_lines_get_size (pango2_layout_get_lines (layout), &w, &h);
-
-              gtk_snapshot_save (snapshot);
-              gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (width - w/1024. - 5, 5));
-              gtk_snapshot_append_layout (snapshot, layout, &(GdkRGBA){ 0.,0.,0.,.7});
-              gtk_snapshot_restore (snapshot);
-            }
-        }
-
-      if (hb_font_get_glyph_name (hb_font, self->glyph, name, sizeof (name)))
-        {
-          int w, h;
-
-          pango2_layout_set_text (layout, name, -1);
-          pango2_lines_get_size (pango2_layout_get_lines (layout), &w, &h);
-
-          gtk_snapshot_save (snapshot);
-          gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (5, height - h/1024. - 5));
-          gtk_snapshot_append_layout (snapshot, layout, &(GdkRGBA){ 0.,0.,0.,.7});
-          gtk_snapshot_restore (snapshot);
-        }
-
-      if (self->n_layers > 0)
-        {
-          char buf[128];
-          int w, h;
-
-          if (self->layer == -1)
-            g_snprintf (buf, sizeof (buf), "%d Layers", self->n_layers);
-          else
-            g_snprintf (buf, sizeof (buf), "Layer %d", self->layer);
-
-          pango2_layout_set_text (layout, buf, -1);
-          pango2_lines_get_size (pango2_layout_get_lines (layout), &w, &h);
-
-          gtk_snapshot_save (snapshot);
-          gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (width - w/1024. - 5, height - h/1024. - 5));
-          gtk_snapshot_append_layout (snapshot, layout, &(GdkRGBA){ 0.,0.,0.,.7});
-          gtk_snapshot_restore (snapshot);
-        }
-
-      g_object_unref (layout);
-    }
-}
-
-static void
-glyph_view_measure (GtkWidget      *widget,
-                    GtkOrientation  orientation,
-                    int             for_size,
-                    int            *minimum,
-                    int            *natural,
-                    int            *minimum_baseline,
-                    int            *natural_baseline)
-{
-  GlyphView *self = GLYPH_VIEW (widget);
-  Pango2Rectangle ink, logical;
-
-  pango2_font_get_glyph_extents (self->font, self->glyph, &ink, &logical);
-
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    *minimum = *natural = 2 * logical.width / PANGO2_SCALE;
-  else
-    *minimum = *natural = 2 * logical.height / PANGO2_SCALE;
-}
-
-static void
-glyph_view_class_init (GlyphViewClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
-
-  object_class->dispose = glyph_view_dispose;
-  widget_class->snapshot = glyph_view_snapshot;
-  widget_class->measure = glyph_view_measure;
-
-  gtk_widget_class_set_css_name (widget_class, "glyphview");
-}
-
-GlyphView *
-glyph_view_new (void)
-{
-  return g_object_new (GLYPH_VIEW_TYPE, NULL);
-}
-
-void
-glyph_view_set_font (GlyphView *self,
-                     Pango2Font *font)
-{
-  if (g_set_object (&self->font, font))
-    gtk_widget_queue_resize (GTK_WIDGET (self));
-}
-
-static unsigned int
-find_palette_index_by_flag (hb_face_t                   *hbface,
-                            hb_ot_color_palette_flags_t  flag)
-{
-  unsigned int n_palettes;
-
-  n_palettes = hb_ot_color_palette_get_count (hbface);
-  for (unsigned int i = 0; i < n_palettes; i++)
-    {
-      if (hb_ot_color_palette_get_flags (hbface, i) & flag)
-        return i;
-    }
-
-  return 0;
-}
-
-void
-glyph_view_set_palette (GlyphView *self,
-                        GQuark     palette)
-{
-  if (self->palette == palette)
-    return;
-
-  self->palette = palette;
-
-  if (palette == g_quark_from_string (PANGO2_COLOR_PALETTE_DEFAULT))
-    self->palette_index = 0;
-  else if (palette == g_quark_from_string (PANGO2_COLOR_PALETTE_LIGHT))
-    self->palette_index = find_palette_index_by_flag (hb_font_get_face (pango2_font_get_hb_font (self->font)), HB_OT_COLOR_PALETTE_FLAG_USABLE_WITH_LIGHT_BACKGROUND);
-  else if (palette == g_quark_from_string (PANGO2_COLOR_PALETTE_DARK))
-    self->palette_index = find_palette_index_by_flag (hb_font_get_face (pango2_font_get_hb_font (self->font)), HB_OT_COLOR_PALETTE_FLAG_USABLE_WITH_DARK_BACKGROUND);
-  else
-    {
-      const char *str = g_quark_to_string (palette);
-      char *endp;
-      if (g_str_has_prefix (str, "palette"))
-        self->palette_index = g_ascii_strtoll (str + strlen ("palette"), &endp, 10);
-    }
-
-  gtk_widget_queue_resize (GTK_WIDGET (self));
-}
-
-void
-glyph_view_set_glyph (GlyphView      *self,
-                      hb_codepoint_t  glyph)
-{
-  if (self->glyph == glyph)
-    return;
-
-  self->glyph = glyph;
-  self->n_layers = hb_ot_color_glyph_get_layers (hb_font_get_face (pango2_font_get_hb_font (self->font)), glyph, 0, NULL, NULL);
-  self->layer = -1;
-  gtk_widget_queue_resize (GTK_WIDGET (self));
-}

demos/font-explorer/glyphview.h

@@ -1,21 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define GLYPH_VIEW_TYPE (glyph_view_get_type ())
-#define GLYPH_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GLYPH_VIEW_TYPE, GlyphView))
-
-
-typedef struct _GlyphView         GlyphView;
-typedef struct _GlyphViewClass    GlyphViewClass;
-
-
-GType       glyph_view_get_type (void);
-GlyphView * glyph_view_new      (void);
-void        glyph_view_set_font (GlyphView *view,
-                                 Pango2Font *font);
-void        glyph_view_set_palette (GlyphView *view,
-                                    GQuark     palette);
-void        glyph_view_set_glyph (GlyphView *view,
-                                  hb_codepoint_t  glyph);

demos/font-explorer/infoview.c

@@ -1,423 +0,0 @@
-#include "infoview.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_SIZE,
-  PROP_VARIATIONS,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _InfoView
-{
-  GtkWidget parent;
-
-  GtkGrid *info;
-
-  Pango2FontMap *font_map;
-  Pango2FontDescription *font_desc;
-  float size;
-  char *variations;
-};
-
-struct _InfoViewClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(InfoView, info_view, GTK_TYPE_WIDGET);
-
-static void
-info_view_init (InfoView *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-  self->font_desc = pango2_font_description_from_string ("sans 12");
-  self->size = 12.;
-  self->variations = g_strdup ("");
-
-  gtk_widget_set_layout_manager (GTK_WIDGET (self),
-                                 gtk_box_layout_new (GTK_ORIENTATION_VERTICAL));
-  gtk_widget_init_template (GTK_WIDGET (self));
-}
-
-static void
-info_view_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), INFO_VIEW_TYPE);
-
-  G_OBJECT_CLASS (info_view_parent_class)->dispose (object);
-}
-
-static void
-info_view_finalize (GObject *object)
-{
-  InfoView *self = INFO_VIEW (object);
-
-  g_clear_object (&self->font_map);
-  pango2_font_description_free (self->font_desc);
-  g_free (self->variations);
-
-  G_OBJECT_CLASS (info_view_parent_class)->finalize (object);
-}
-
-static Pango2Font *
-get_font (InfoView *self,
-          int       size)
-{
-  Pango2Context *context;
-  Pango2FontDescription *desc;
-  Pango2Font *font;
-
-  context = pango2_context_new_with_font_map (self->font_map);
-  desc = pango2_font_description_copy_static (self->font_desc);
-  pango2_font_description_set_variations (desc, self->variations);
-  pango2_font_description_set_size (desc, size);
-  font = pango2_context_load_font (context, desc);
-  pango2_font_description_free (desc);
-  g_object_unref (context);
-
-  return font;
-}
-
-static GtkWidget *
-make_title_label (const char *title)
-{
-  GtkWidget *label;
-
-  label = gtk_label_new (title);
-  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
-  gtk_widget_set_halign (label, GTK_ALIGN_START);
-  g_object_set (label, "margin-top", 10, "margin-bottom", 10, NULL);
-  gtk_widget_add_css_class (label, "heading");
-
-  return label;
-}
-
-static void
-add_misc_line (InfoView   *self,
-               const char *title,
-               const char *value,
-               int         row)
-{
-  GtkWidget *label;
-
-  label = gtk_label_new (title);
-  gtk_widget_set_halign (label, GTK_ALIGN_START);
-  gtk_widget_set_valign (label, GTK_ALIGN_START);
-  gtk_label_set_xalign (GTK_LABEL (label), 0);
-  gtk_widget_set_hexpand (label, TRUE);
-  gtk_grid_attach (self->info, label, 0, row, 1, 1);
-
-  label = gtk_label_new (value);
-  gtk_widget_set_halign (label, GTK_ALIGN_END);
-  gtk_widget_set_valign (label, GTK_ALIGN_START);
-  gtk_label_set_xalign (GTK_LABEL (label), 1);
-  gtk_label_set_wrap (GTK_LABEL (label), TRUE);
-  gtk_label_set_width_chars (GTK_LABEL (label), 40);
-  gtk_label_set_max_width_chars (GTK_LABEL (label), 40);
-  gtk_label_set_selectable (GTK_LABEL (label), TRUE);
-  gtk_grid_attach (self->info, label, 1, row, 1, 1);
-}
-
-static void
-add_info_line (InfoView        *self,
-               hb_face_t       *face,
-               hb_ot_name_id_t  name_id,
-               const char      *title,
-               int              row)
-{
-  char info[256];
-  unsigned int len = sizeof (info);
-
-  if (hb_ot_name_get_utf8 (face, name_id, HB_LANGUAGE_INVALID, &len, info) > 0)
-    add_misc_line (self, title, info, row);
-}
-
-static void
-add_metrics_line (InfoView            *self,
-                  hb_font_t           *font,
-                  hb_ot_metrics_tag_t  metrics_tag,
-                  const char          *title,
-                  int                  row)
-{
-  hb_position_t pos;
-
-  if (hb_ot_metrics_get_position (font, metrics_tag, &pos))
-    {
-      char buf[128];
-
-      g_snprintf (buf, sizeof (buf), "%d", pos);
-      add_misc_line (self, title, buf, row);
-    }
-}
-
-static void
-add_style_line (InfoView       *self,
-                hb_font_t      *font,
-                hb_style_tag_t  style_tag,
-                const char     *title,
-                int             row)
-{
-  float value;
-  char buf[16];
-
-  value = hb_style_get_value (font, style_tag);
-  g_snprintf (buf, sizeof (buf), "%.2f", value);
-  add_misc_line (self, title, buf, row);
-}
-
-static void
-update_info (InfoView *self)
-{
-  GtkWidget *child;
-  int size = pango2_font_description_get_size (self->font_desc);
-  Pango2Font *pango_font = get_font (self, MAX (size, 10 * PANGO2_SCALE));
-  hb_font_t *font1 = pango2_font_get_hb_font (pango_font);
-  hb_face_t *face = hb_font_get_face (font1);
-  hb_font_t *font = hb_font_create_sub_font (font1);
-  int row = 0;
-  char buf[128];
-  unsigned int count;
-  GString *s;
-  hb_tag_t *tables;
-  const char *path;
-
-  hb_font_set_scale (font, hb_face_get_upem (face), hb_face_get_upem (face));
-
-  while ((child = gtk_widget_get_first_child (GTK_WIDGET (self->info))) != NULL)
-    gtk_widget_unparent (child);
-
-  gtk_grid_attach (self->info, make_title_label ("General Info"), 0, row++, 2, 1);
-
-  path = pango2_hb_face_get_file (PANGO2_HB_FACE (pango2_font_get_face (pango_font)));
-  if (path)
-    add_misc_line (self, "File ", path, row++);
-
-  add_info_line (self, face, HB_OT_NAME_ID_FONT_FAMILY, "Font Family Name", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_FONT_SUBFAMILY, "Font Subfamily Name", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_UNIQUE_ID, "Unique Font Identifier", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_FULL_NAME, "Full Name", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_VERSION_STRING, "Version", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_POSTSCRIPT_NAME, "Postscript Name", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_TYPOGRAPHIC_FAMILY, "Typographic Family Name", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_TYPOGRAPHIC_SUBFAMILY, "Typographic Subfamily Name", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_MANUFACTURER, "Vendor ID", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_DESIGNER, "Designer", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_DESCRIPTION, "Description", row++);
-  add_info_line (self, face, HB_OT_NAME_ID_COPYRIGHT, "Copyright", row++);
-
-  gtk_grid_attach (self->info, make_title_label ("Metrics"), 0, row++, 2, 1);
-  g_snprintf (buf, sizeof (buf), "%d", hb_face_get_upem (face));
-  add_misc_line (self, "Units per Em", buf, row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER, "Ascender", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_HORIZONTAL_DESCENDER, "Descender", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_HORIZONTAL_LINE_GAP, "Line Gap", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_HORIZONTAL_CARET_RISE, "Caret Rise", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_HORIZONTAL_CARET_RUN, "Caret Run", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_HORIZONTAL_CARET_OFFSET, "Caret Offset", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_X_HEIGHT, "x Height", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_CAP_HEIGHT, "Cap Height", row++);
-
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_STRIKEOUT_SIZE, "Strikeout Size", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_STRIKEOUT_OFFSET, "Strikeout Offset", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_STRIKEOUT_SIZE, "Underline Size", row++);
-  add_metrics_line (self, font, HB_OT_METRICS_TAG_STRIKEOUT_OFFSET, "Underline Offset", row++);
-
-  gtk_grid_attach (self->info, make_title_label ("Style"), 0, row++, 2, 1);
-
-  add_style_line (self, font, HB_STYLE_TAG_ITALIC, "Italic", row++);
-  add_style_line (self, font, HB_STYLE_TAG_OPTICAL_SIZE, "Optical Size", row++);
-  add_style_line (self, font, HB_STYLE_TAG_SLANT_ANGLE, "Slant Angle", row++);
-  add_style_line (self, font, HB_STYLE_TAG_WIDTH, "Width", row++);
-  add_style_line (self, font, HB_STYLE_TAG_WEIGHT, "Weight", row++);
-
-  gtk_grid_attach (self->info, make_title_label ("Miscellaneous"), 0, row++, 2, 1);
-
-  count = hb_face_get_glyph_count (face);
-  g_snprintf (buf, sizeof (buf), "%d", count);
-  add_misc_line (self, "Glyph Count", buf, row++);
-
-  if (hb_ot_var_get_axis_count (face) > 0)
-    {
-      s = g_string_new ("");
-      hb_ot_var_axis_info_t *axes;
-
-      axes = g_newa (hb_ot_var_axis_info_t, hb_ot_var_get_axis_count (face));
-      count = hb_ot_var_get_axis_count (face);
-      hb_ot_var_get_axis_infos (face, 0, &count, axes);
-      for (int i = 0; i < count; i++)
-        {
-          char name[256];
-          unsigned int len;
-
-          len = sizeof (buf);
-          hb_ot_name_get_utf8 (face, axes[i].name_id, HB_LANGUAGE_INVALID, &len, name);
-          if (s->len > 0)
-            g_string_append (s, ", ");
-          g_string_append (s, name);
-        }
-      add_misc_line (self, "Axes", s->str, row++);
-      g_string_free (s, TRUE);
-    }
-
-  if (hb_ot_var_get_named_instance_count (face) > 0)
-    {
-      s = g_string_new ("");
-      for (int i = 0; i < hb_ot_var_get_named_instance_count (face); i++)
-        {
-          hb_ot_name_id_t name_id;
-          char name[256];
-          unsigned int len;
-
-          name_id = hb_ot_var_named_instance_get_subfamily_name_id (face, i);
-          len = sizeof (buf);
-          hb_ot_name_get_utf8 (face, name_id, HB_LANGUAGE_INVALID, &len, name);
-          if (s->len > 0)
-            g_string_append (s, ", ");
-          g_string_append (s, name);
-        }
-      add_misc_line (self, "Named Instances", s->str, row++);
-      g_string_free (s, TRUE);
-    }
-
-  s = g_string_new ("");
-  count = hb_face_get_table_tags (face, 0, NULL, NULL);
-  tables = g_newa (hb_tag_t, count);
-  hb_face_get_table_tags (face, 0, &count, tables);
-  for (int i = 0; i < count; i++)
-    {
-      memset (buf, 0, sizeof (buf));
-      hb_tag_to_string (tables[i], buf);
-      if (s->len > 0)
-        g_string_append (s, ", ");
-      g_string_append (s, buf);
-    }
-  add_misc_line (self, "Tables", s->str, row++);
-  g_string_free (s, TRUE);
-
-  s = g_string_new ("");
-  if (hb_ot_color_has_palettes (face))
-    g_string_append_printf (s, "%s", "Palettes");
-  if (hb_ot_color_has_layers (face))
-    g_string_append_printf (s, "%s%s", s->len > 0 ? ", " : "", "Layers");
-  if (hb_ot_color_has_svg (face))
-    g_string_append_printf (s, "%s%s", s->len > 0 ? ", " : "", "SVG");
-  if (hb_ot_color_has_png (face))
-    g_string_append_printf (s, "%s%s", s->len > 0 ? ", " : "", "PNG");
-  if (s->len > 0)
-    add_misc_line (self, "Color", s->str, row++);
-  g_string_free (s, TRUE);
-
-  hb_font_destroy (font);
-}
-
-static void
-info_view_set_property (GObject      *object,
-                        guint         prop_id,
-                        const GValue *value,
-                        GParamSpec   *pspec)
-{
-  InfoView *self = INFO_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    case PROP_SIZE:
-      self->size = g_value_get_float (value);
-      break;
-
-    case PROP_VARIATIONS:
-      g_free (self->variations);
-      self->variations = g_strdup (g_value_get_string (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_info (self);
-}
-
-static void
-info_view_get_property (GObject    *object,
-                        guint       prop_id,
-                        GValue     *value,
-                        GParamSpec *pspec)
-{
-  InfoView *self = INFO_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      g_value_set_boxed (value, self->font_desc);
-      break;
-
-    case PROP_SIZE:
-      g_value_set_float (value, self->size);
-      break;
-
-    case PROP_VARIATIONS:
-      g_value_set_string (value, self->variations);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-info_view_class_init (InfoViewClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = info_view_dispose;
-  object_class->finalize = info_view_finalize;
-  object_class->get_property = info_view_get_property;
-  object_class->set_property = info_view_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_SIZE] =
-      g_param_spec_float ("size", "", "",
-                          0., 100., 12.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_VARIATIONS] =
-      g_param_spec_string ("variations", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/infoview.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), InfoView, info);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "infoview");
-}

demos/font-explorer/infoview.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define INFO_VIEW_TYPE (info_view_get_type ())
-#define INFO_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), INFO_VIEW_TYPE, InfoView))
-
-
-typedef struct _InfoView         InfoView;
-typedef struct _InfoViewClass    InfoViewClass;
-
-
-GType           info_view_get_type     (void);

demos/font-explorer/infoview.ui

@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="InfoView" parent="GtkWidget">
-    <style>
-      <class name="view"/>
-    </style>
-    <child>
-      <object class="GtkScrolledWindow">
-        <property name="hscrollbar-policy">never</property>
-        <property name="vscrollbar-policy">automatic</property>
-        <property name="hexpand">1</property>
-        <property name="vexpand">1</property>
-        <child>
-          <object class="GtkGrid" id="info">
-            <style>
-              <class name="content"/>
-            </style>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/language-names.c

@@ -1,334 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#include <string.h>
-#include <errno.h>
-#include <locale.h>
-#include <sys/stat.h>
-
-#include <glib.h>
-#include <glib/gi18n.h>
-#include <glib/gstdio.h>
-#include <hb-ot.h>
-
-#include "language-names.h"
-
-#ifdef G_OS_WIN32
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#else
-#ifndef ISO_CODES_PREFIX
-#define ISO_CODES_PREFIX "/usr"
-#endif
-
-#define ISO_CODES_DATADIR ISO_CODES_PREFIX "/share/xml/iso-codes"
-#define ISO_CODES_LOCALESDIR ISO_CODES_PREFIX "/share/locale"
-#endif
-
-static GHashTable *language_map;
-
-#ifdef G_OS_WIN32
-/* if we are using native Windows use native Windows API for language names */
-static BOOL CALLBACK
-get_win32_all_locales_scripts (LPWSTR locale_w, DWORD flags, LPARAM param)
-{
-  wchar_t *langname_w = NULL;
-  wchar_t locale_abbrev_w[9];
-  gchar *langname, *locale_abbrev, *locale, *p;
-  gint i;
-  const LCTYPE iso639_lctypes[] = { LOCALE_SISO639LANGNAME, LOCALE_SISO639LANGNAME2 };
-  GHashTable *ht_scripts_langs = (GHashTable *) param;
-  Pango2Language *lang;
-
-  gint langname_size, locale_abbrev_size;
-  langname_size = GetLocaleInfoEx (locale_w, LOCALE_SLOCALIZEDDISPLAYNAME, langname_w, 0);
-  if (langname_size == 0)
-    return FALSE;
-
-  langname_w = g_new0 (wchar_t, langname_size);
-
-  if (langname_size == 0)
-    return FALSE;
-
-  GetLocaleInfoEx (locale_w, LOCALE_SLOCALIZEDDISPLAYNAME, langname_w, langname_size);
-  langname = g_utf16_to_utf8 (langname_w, -1, NULL, NULL, NULL);
-  locale = g_utf16_to_utf8 (locale_w, -1, NULL, NULL, NULL);
-  p = strchr (locale, '-');
-  lang = pango2_language_from_string (locale);
-  if (g_hash_table_lookup (ht_scripts_langs, lang) == NULL)
-    g_hash_table_insert (ht_scripts_langs, lang, langname);
-
-  /*
-   * Track 3+-letter ISO639-2/3 language codes as well (these have a max length of 9 including terminating NUL)
-   * ISO639-2: iso639_lctypes[0] = LOCALE_SISO639LANGNAME
-   * ISO639-3: iso639_lctypes[1] = LOCALE_SISO639LANGNAME2
-   */
-  for (i = 0; i < 2; i++)
-    {
-      locale_abbrev_size = GetLocaleInfoEx (locale_w, iso639_lctypes[i], locale_abbrev_w, 0);
-      if (locale_abbrev_size > 0)
-        {
-          GetLocaleInfoEx (locale_w, iso639_lctypes[i], locale_abbrev_w, locale_abbrev_size);
-
-          locale_abbrev = g_utf16_to_utf8 (locale_abbrev_w, -1, NULL, NULL, NULL);
-          lang = pango2_language_from_string (locale_abbrev);
-          if (g_hash_table_lookup (ht_scripts_langs, lang) == NULL)
-            g_hash_table_insert (ht_scripts_langs, lang, langname);
-
-          g_free (locale_abbrev);
-        }
-    }
-
-  g_free (locale);
-  g_free (langname_w);
-
-  return TRUE;
-}
-
-#else /* non-Windows */
-
-static char *
-get_first_item_in_semicolon_list (const char *list)
-{
-  char **items;
-  char  *item;
-
-  items = g_strsplit (list, "; ", 2);
-
-  item = g_strdup (items[0]);
-  g_strfreev (items);
-
-  return item;
-}
-
-static char *
-capitalize_utf8_string (const char *str)
-{
-  char first[8] = { 0 };
-
-  if (!str)
-    return NULL;
-
-  g_unichar_to_utf8 (g_unichar_totitle (g_utf8_get_char (str)), first);
-
-  return g_strconcat (first, g_utf8_offset_to_pointer (str, 1), NULL);
-}
-
-static char *
-get_display_name (const char *language)
-{
-  const char  *translated;
-  char *tmp;
-  char *name;
-
-  translated = dgettext ("iso_639", language);
-
-  tmp = get_first_item_in_semicolon_list (translated);
-  name = capitalize_utf8_string (tmp);
-  g_free (tmp);
-
-  return name;
-}
-
-static void
-languages_parse_start_tag (GMarkupParseContext  *ctx,
-                           const char           *element_name,
-                           const char          **attr_names,
-                           const char          **attr_values,
-                           gpointer              user_data,
-                           GError              **error)
-{
-  const char *ccode_longB;
-  const char *ccode_longT;
-  const char *ccode;
-  const char *ccode_id;
-  const char *lang_name;
-  char *display_name;
-  const char *long_names[] = {
-    "Dogri",
-    "Greek, Modern",
-    "Interlingua",
-    "Konkani",
-    "Tonga",
-    "Turkish, Ottoman",
-  };
-  int i;
-
-  if (!(g_str_equal (element_name, "iso_639_entry") ||
-        g_str_equal (element_name, "iso_639_3_entry")) ||
-        attr_names == NULL ||
-        attr_values == NULL)
-    return;
-
-  ccode = NULL;
-  ccode_longB = NULL;
-  ccode_longT = NULL;
-  ccode_id = NULL;
-  lang_name = NULL;
-
-  while (*attr_names && *attr_values)
-    {
-      if (g_str_equal (*attr_names, "iso_639_1_code"))
-        {
-          if (**attr_values)
-            {
-              if (strlen (*attr_values) != 2)
-                return;
-              ccode = *attr_values;
-            }
-        }
-      else if (g_str_equal (*attr_names, "iso_639_2B_code"))
-        {
-          if (**attr_values)
-            {
-              if (strlen (*attr_values) != 3)
-                return;
-              ccode_longB = *attr_values;
-            }
-        }
-      else if (g_str_equal (*attr_names, "iso_639_2T_code"))
-        {
-          if (**attr_values)
-            {
-              if (strlen (*attr_values) != 3)
-                return;
-              ccode_longT = *attr_values;
-            }
-        }
-      else if (g_str_equal (*attr_names, "id"))
-        {
-          if (**attr_values)
-            {
-              if (strlen (*attr_values) != 2 &&
-                  strlen (*attr_values) != 3)
-                return;
-              ccode_id = *attr_values;
-            }
-        }
-      else if (g_str_equal (*attr_names, "name"))
-        {
-          lang_name = *attr_values;
-        }
-
-      ++attr_names;
-      ++attr_values;
-    }
-
-  if (lang_name == NULL)
-    return;
-
-  display_name = get_display_name (lang_name);
-
-  /* Fix up some egregious names */
-  for (i = 0; i < G_N_ELEMENTS (long_names); i++)
-    {
-      if (g_str_has_prefix (display_name, long_names[i]))
-        display_name[strlen (long_names[i])] = '\0';
-    }
-
-
-  if (ccode != NULL)
-    g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode),
-                         g_strdup (display_name));
-
-  if (ccode_longB != NULL)
-    g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode_longB),
-                         g_strdup (display_name));
-
-  if (ccode_longT != NULL)
-    g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode_longT),
-                         g_strdup (display_name));
-
-  if (ccode_id != NULL)
-    g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode_id),
-                         g_strdup (display_name));
-
-  g_free (display_name);
-}
-
-static void
-languages_variant_init (const char *variant)
-{
-  gboolean res;
-  gsize    buf_len;
-  char *buf;
-  char *filename;
-  GError *error;
-
-  bindtextdomain (variant, ISO_CODES_LOCALESDIR);
-  bind_textdomain_codeset (variant, "UTF-8");
-
-  error = NULL;
-  filename = g_strconcat (ISO_CODES_DATADIR, "/", variant, ".xml", NULL);
-  res = g_file_get_contents (filename, &buf, &buf_len, &error);
-  if (res)
-    {
-      GMarkupParseContext *ctx = NULL;
-      GMarkupParser parser = { languages_parse_start_tag, NULL, NULL, NULL, NULL };
-
-      ctx = g_markup_parse_context_new (&parser, 0, NULL, NULL);
-
-      res = g_markup_parse_context_parse (ctx, buf, buf_len, &error);
-      g_free (ctx);
-
-      if (!res)
-        {
-          g_warning ("Failed to parse '%s': %s\n", filename, error->message);
-          g_error_free (error);
-        }
-    }
-  else
-    {
-      g_warning ("Failed to load '%s': %s\n", filename, error->message);
-      g_error_free (error);
-    }
-
-  g_free (filename);
-  g_free (buf);
-}
-
-#endif
-
-static void
-languages_init (void)
-{
-  if (language_map)
-    return;
-
-  language_map = g_hash_table_new_full (NULL, NULL, NULL, g_free);
-
-#ifdef G_OS_WIN32
-  g_return_if_fail (EnumSystemLocalesEx (&get_win32_all_locales_scripts, LOCALE_ALL, (LPARAM) language_map, NULL));
-#else
-  languages_variant_init ("iso_639");
-  languages_variant_init ("iso_639_3");
-#endif
-}
-
-const char *
-get_language_name (Pango2Language *language)
-{
-  languages_init ();
-
-  return (const char *) g_hash_table_lookup (language_map, language);
-}
-
-const char *
-get_language_name_for_tag (guint32 tag)
-{
-  hb_language_t lang;
-  const char *s;
-
-  lang = hb_ot_tag_to_language (tag);
-  s = hb_language_to_string (lang);
-
-  return get_language_name (pango2_language_from_string (s));
-}

demos/font-explorer/language-names.h

@@ -1,13 +0,0 @@
-#ifndef LANGUAGE_NAMES_H
-#define LANGUAGE_NAMES_H
-
-#include <pango2/pango.h>
-
-G_BEGIN_DECLS
-
-const char * get_language_name (Pango2Language *language);
-const char * get_language_name_for_tag (guint32 tag);
-
-G_END_DECLS
-
-#endif

demos/font-explorer/main.c

@@ -1,9 +0,0 @@
-#include <gtk/gtk.h>
-
-#include <fontexplorerapp.h>
-
-int
-main (int argc, char *argv[])
-{
-  return g_application_run (G_APPLICATION (font_explorer_app_new ()), argc, argv);
-}

demos/font-explorer/meson.build

@@ -1,35 +0,0 @@
-fontexplorer_sources = [
-  'fontcolors.c',
-  'fontcontrols.c',
-  'fontexplorerapp.c',
-  'fontexplorerwin.c',
-  'fontfeatures.c',
-  'fontvariations.c',
-  'glyphitem.c',
-  'glyphmodel.c',
-  'glyphsview.c',
-  'glyphview.c',
-  'infoview.c',
-  'language-names.c',
-  'main.c',
-  'plainview.c',
-  'rangeedit.c',
-  'samplechooser.c',
-  'sampleeditor.c',
-  'styleview.c',
-  'waterfallview.c',
-]
-
-fontexplorer_resources = gnome.compile_resources('fontexplorer_resources',
-  'fontexplorer.gresource.xml',
-  source_dir: '.',
-)
-
-executable('gtk4-font-explorer',
-  sources: [fontexplorer_sources, fontexplorer_resources],
-  c_args: common_cflags,
-  dependencies: [ libgtk_dep, demo_conf_h ],
-  include_directories: confinc,
-  link_args: extra_demo_ldflags,
-  install: true,
-)

demos/font-explorer/plainview.c

@@ -1,343 +0,0 @@
-#include "plainview.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "glyphitem.h"
-#include "glyphmodel.h"
-#include "glyphview.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_SIZE,
-  PROP_LETTERSPACING,
-  PROP_LINE_HEIGHT,
-  PROP_FOREGROUND,
-  PROP_BACKGROUND,
-  PROP_VARIATIONS,
-  PROP_FEATURES,
-  PROP_PALETTE,
-  PROP_SAMPLE_TEXT,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _PlainView
-{
-  GtkWidget parent;
-
-  GtkLabel *content;
-  GtkScrolledWindow *swin;
-
-  Pango2FontMap *font_map;
-  Pango2FontDescription *font_desc;
-  float size;
-  char *variations;
-  char *features;
-  char *palette;
-  GQuark palette_quark;
-  int letterspacing;
-  float line_height;
-  GdkRGBA foreground;
-  GdkRGBA background;
-  GtkCssProvider *bg_provider;
-  char *sample_text;
-};
-
-struct _PlainViewClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(PlainView, plain_view, GTK_TYPE_WIDGET);
-
-static void
-plain_view_init (PlainView *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-  self->font_desc = pango2_font_description_from_string ("sans 12");
-  self->size = 12.;
-  self->letterspacing = 0;
-  self->line_height = 1.;
-  self->variations = g_strdup ("");
-  self->features = g_strdup ("");
-  self->palette = g_strdup (PANGO2_COLOR_PALETTE_DEFAULT);
-  self->palette_quark = g_quark_from_string (self->palette);
-  self->foreground = (GdkRGBA){0., 0., 0., 1. };
-  self->background = (GdkRGBA){1., 1., 1., 1. };
-  self->sample_text = g_strdup ("Some sample text is better than other sample text");
-
-  gtk_widget_set_layout_manager (GTK_WIDGET (self),
-                                 gtk_box_layout_new (GTK_ORIENTATION_VERTICAL));
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->bg_provider = gtk_css_provider_new ();
-  gtk_style_context_add_provider (gtk_widget_get_style_context (GTK_WIDGET (self->content)),
-                                  GTK_STYLE_PROVIDER (self->bg_provider), 800);
-}
-
-static void
-plain_view_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), PLAIN_VIEW_TYPE);
-
-  G_OBJECT_CLASS (plain_view_parent_class)->dispose (object);
-}
-
-static void
-plain_view_finalize (GObject *object)
-{
-  PlainView *self = PLAIN_VIEW (object);
-
-  g_clear_object (&self->font_map);
-  pango2_font_description_free (self->font_desc);
-  g_free (self->variations);
-  g_free (self->features);
-  g_free (self->palette);
-
-  G_OBJECT_CLASS (plain_view_parent_class)->finalize (object);
-}
-
-static void
-update_view (PlainView *self)
-{
-  Pango2FontDescription *desc;
-  Pango2AttrList *attrs;
-  char *fg, *bg, *css;
-
-  desc = pango2_font_description_copy_static (self->font_desc);
-  pango2_font_description_set_size (desc, 12 * PANGO2_SCALE);
-  pango2_font_description_set_variations (desc, self->variations);
-
-  attrs = pango2_attr_list_new ();
-  pango2_attr_list_insert (attrs, pango2_attr_font_desc_new (desc));
-  pango2_attr_list_insert (attrs, pango2_attr_size_new (self->size * PANGO2_SCALE));
-  pango2_attr_list_insert (attrs, pango2_attr_letter_spacing_new (self->letterspacing));
-  pango2_attr_list_insert (attrs, pango2_attr_line_height_new (self->line_height));
-  pango2_attr_list_insert (attrs, pango2_attr_foreground_new (&(Pango2Color){65535 * self->foreground.red,
-                                                                             65535 * self->foreground.green,
-                                                                             65535 * self->foreground.blue,
-                                                                             65535 * self->foreground.alpha}));
-  pango2_attr_list_insert (attrs, pango2_attr_font_features_new (self->features));
-  pango2_attr_list_insert (attrs, pango2_attr_palette_new (self->palette));
-
-  pango2_font_description_free (desc);
-
-  gtk_label_set_label (self->content, self->sample_text);
-  gtk_label_set_attributes (self->content, attrs);
-
-  pango2_attr_list_unref (attrs);
-
-  fg = gdk_rgba_to_string (&self->foreground);
-  bg = gdk_rgba_to_string (&self->background);
-  css = g_strdup_printf (".content { caret-color: %s; background-color: %s; }", fg, bg);
-  gtk_css_provider_load_from_data (self->bg_provider, css, strlen (css));
-  g_free (css);
-  g_free (fg);
-  g_free (bg);
-}
-
-static void
-plain_view_set_property (GObject      *object,
-                        guint         prop_id,
-                        const GValue *value,
-                        GParamSpec   *pspec)
-{
-  PlainView *self = PLAIN_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      gtk_widget_set_font_map (GTK_WIDGET (self->content), self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    case PROP_SIZE:
-      self->size = g_value_get_float (value);
-      break;
-
-    case PROP_LETTERSPACING:
-      self->letterspacing = g_value_get_int (value);
-      break;
-
-    case PROP_LINE_HEIGHT:
-      self->line_height = g_value_get_float (value);
-      break;
-
-    case PROP_FOREGROUND:
-      self->foreground = *(GdkRGBA *)g_value_get_boxed (value);
-      break;
-
-    case PROP_BACKGROUND:
-      self->background = *(GdkRGBA *)g_value_get_boxed (value);
-      break;
-
-    case PROP_VARIATIONS:
-      g_free (self->variations);
-      self->variations = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_FEATURES:
-      g_free (self->features);
-      self->features = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_PALETTE:
-      g_free (self->palette);
-      self->palette = g_strdup (g_value_get_string (value));
-      self->palette_quark = g_quark_from_string (self->palette);
-      break;
-
-    case PROP_SAMPLE_TEXT:
-      g_free (self->sample_text);
-      self->sample_text = g_strdup (g_value_get_string (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_view (self);
-}
-
-static void
-plain_view_get_property (GObject    *object,
-                        guint       prop_id,
-                        GValue     *value,
-                        GParamSpec *pspec)
-{
-  PlainView *self = PLAIN_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      g_value_set_boxed (value, self->font_desc);
-      break;
-
-    case PROP_SIZE:
-      g_value_set_float (value, self->size);
-      break;
-
-    case PROP_LETTERSPACING:
-      g_value_set_int (value, self->letterspacing);
-      break;
-
-    case PROP_LINE_HEIGHT:
-      g_value_set_float (value, self->line_height);
-      break;
-
-    case PROP_FOREGROUND:
-      g_value_set_boxed (value, &self->foreground);
-      break;
-
-    case PROP_BACKGROUND:
-      g_value_set_boxed (value, &self->background);
-      break;
-
-    case PROP_VARIATIONS:
-      g_value_set_string (value, self->variations);
-      break;
-
-    case PROP_FEATURES:
-      g_value_set_string (value, self->features);
-      break;
-
-    case PROP_PALETTE:
-      g_value_set_string (value, self->palette);
-      break;
-
-    case PROP_SAMPLE_TEXT:
-      g_value_set_string (value, self->sample_text);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-plain_view_class_init (PlainViewClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = plain_view_dispose;
-  object_class->finalize = plain_view_finalize;
-  object_class->get_property = plain_view_get_property;
-  object_class->set_property = plain_view_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_SIZE] =
-      g_param_spec_float ("size", "", "",
-                          0., 100., 12.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_LETTERSPACING] =
-      g_param_spec_int ("letterspacing", "", "",
-                        -G_MAXINT, G_MAXINT, 0,
-                        G_PARAM_READWRITE);
-
-  properties[PROP_LINE_HEIGHT] =
-      g_param_spec_float ("line-height", "", "",
-                          0., 100., 1.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_FOREGROUND] =
-      g_param_spec_boxed ("foreground", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_BACKGROUND] =
-      g_param_spec_boxed ("background", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_VARIATIONS] =
-      g_param_spec_string ("variations", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FEATURES] =
-      g_param_spec_string ("features", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_PALETTE] =
-      g_param_spec_string ("palette", "", "",
-                           PANGO2_COLOR_PALETTE_DEFAULT,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_SAMPLE_TEXT] =
-      g_param_spec_string ("sample-text", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/plainview.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), PlainView, swin);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), PlainView, content);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "plainview");
-}

demos/font-explorer/plainview.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define PLAIN_VIEW_TYPE (plain_view_get_type ())
-#define PLAIN_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PLAIN_VIEW_TYPE, PlainView))
-
-
-typedef struct _PlainView         PlainView;
-typedef struct _PlainViewClass    PlainViewClass;
-
-
-GType           plain_view_get_type     (void);

demos/font-explorer/plainview.ui

@@ -1,32 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="PlainView" parent="GtkWidget">
-    <property name="hexpand">1</property>
-    <property name="vexpand">1</property>
-    <child>
-      <object class="GtkScrolledWindow" id="swin">
-        <property name="hscrollbar-policy">never</property>
-        <property name="vscrollbar-policy">automatic</property>
-        <style>
-          <class name="view"/>
-        </style>
-        <child>
-          <object class="GtkLabel" id="content">
-            <property name="label">Content</property>
-            <property name="wrap">1</property>
-            <property name="wrap-mode">word-char</property>
-            <property name="xalign">0</property>
-            <property name="yalign">0</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <property name="halign">fill</property>
-            <property name="valign">fill</property>
-            <style>
-              <class name="content"/>
-            </style>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/rangeedit.c

@@ -1,174 +0,0 @@
-#include "rangeedit.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-enum {
-  PROP_ADJUSTMENT = 1,
-  PROP_DEFAULT_VALUE,
-  PROP_N_CHARS,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _RangeEdit
-{
-  GtkWidget parent;
-
-  GtkAdjustment *adjustment;
-  GtkScale *scale;
-  GtkEntry *entry;
-  double default_value;
-  int n_chars;
-};
-
-struct _RangeEditClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE (RangeEdit, range_edit, GTK_TYPE_WIDGET);
-
-static void
-range_edit_init (RangeEdit *self)
-{
-  gtk_widget_init_template (GTK_WIDGET (self));
-}
-
-static void
-range_edit_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), RANGE_EDIT_TYPE);
-
-  G_OBJECT_CLASS (range_edit_parent_class)->dispose (object);
-}
-
-static void
-range_edit_get_property (GObject      *object,
-                         unsigned int  prop_id,
-                         GValue       *value,
-                         GParamSpec   *pspec)
-{
-  RangeEdit *self = RANGE_EDIT (object);
-
-  switch (prop_id)
-    {
-    case PROP_ADJUSTMENT:
-      g_value_set_object (value, self->adjustment);
-      break;
-
-    case PROP_DEFAULT_VALUE:
-      g_value_set_double (value, self->default_value);
-      break;
-
-    case PROP_N_CHARS:
-      g_value_set_int (value, self->n_chars);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-adjustment_changed (GtkAdjustment *adjustment,
-                    RangeEdit     *self)
-{
-  char *str;
-
-  str = g_strdup_printf ("%.1f", gtk_adjustment_get_value (adjustment));
-  gtk_editable_set_text (GTK_EDITABLE (self->entry), str);
-  g_free (str);
-}
-
-static void
-range_edit_set_property (GObject      *object,
-                         unsigned int  prop_id,
-                         const GValue *value,
-                         GParamSpec   *pspec)
-{
-  RangeEdit *self = RANGE_EDIT (object);
-
-  switch (prop_id)
-    {
-    case PROP_ADJUSTMENT:
-      g_set_object (&self->adjustment, g_value_get_object (value));
-      g_signal_connect (self->adjustment, "value-changed", G_CALLBACK (adjustment_changed), self);
-      adjustment_changed (self->adjustment, self);
-      break;
-
-    case PROP_DEFAULT_VALUE:
-      self->default_value = g_value_get_double (value);
-      break;
-
-    case PROP_N_CHARS:
-      self->n_chars = g_value_get_int (value);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-range_edit_constructed (GObject *object)
-{
-  RangeEdit *self = RANGE_EDIT (object);
-
-  gtk_scale_add_mark (self->scale, self->default_value, GTK_POS_TOP, NULL);
-}
-
-static void
-entry_activated (GtkEntry  *entry,
-                 RangeEdit *self)
-{
-  double value;
-  char *err = NULL;
-
-  value = g_strtod (gtk_editable_get_text (GTK_EDITABLE (entry)), &err);
-  if (err != NULL)
-    gtk_adjustment_set_value (self->adjustment, value);
-}
-
-static void
-range_edit_class_init (RangeEditClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = range_edit_dispose;
-  object_class->get_property = range_edit_get_property;
-  object_class->set_property = range_edit_set_property;
-  object_class->constructed = range_edit_constructed;
-
-  properties[PROP_ADJUSTMENT] =
-      g_param_spec_object ("adjustment", "", "",
-                           GTK_TYPE_ADJUSTMENT,
-                           G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
-
-  properties[PROP_DEFAULT_VALUE] =
-      g_param_spec_double ("default-value", "", "",
-                           -G_MAXDOUBLE, G_MAXDOUBLE, 0.,
-                           G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
-
-  properties[PROP_N_CHARS] =
-      g_param_spec_int ("n-chars", "", "",
-                        0, G_MAXINT, 10,
-                        G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/rangeedit.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), RangeEdit, scale);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), RangeEdit, entry);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), entry_activated);
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "rangeedit");
-}
-
-RangeEdit *
-range_edit_new (void)
-{
-  return g_object_new (RANGE_EDIT_TYPE, NULL);
-}

demos/font-explorer/rangeedit.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define RANGE_EDIT_TYPE (range_edit_get_type ())
-#define RANGE_EDIT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), RANGE_EDIT_TYPE, RangeEdit))
-
-
-typedef struct _RangeEdit         RangeEdit;
-typedef struct _RangeEditClass    RangeEditClass;
-
-
-GType       range_edit_get_type (void);
-RangeEdit * range_edit_new      (void);

demos/font-explorer/rangeedit.ui

@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="RangeEdit" parent="GtkWidget">
-    <property name="layout-manager">
-      <object class="GtkBoxLayout">
-        <property name="spacing">10</property>
-      </object>
-    </property>
-    <child>
-      <object class="GtkScale" id="scale">
-        <property name="orientation">horizontal</property>
-        <property name="hexpand">1</property>
-        <property name="adjustment" bind-source="RangeEdit" bind-flags="sync-create"/>
-      </object>
-    </child>
-    <child>
-      <object class="GtkEntry" id="entry">
-        <property name="width-chars" bind-source="RangeEdit" bind-property="n-chars" bind-flags="sync-create"/>
-        <property name="max-width-chars" bind-source="RangeEdit" bind-property="n-chars" bind-flags="sync-create"/>
-        <signal name="activate" handler="entry_activated"/>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/samplechooser.c

@@ -1,163 +0,0 @@
-#include "samplechooser.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-enum {
-  PROP_SAMPLE_TEXT = 1,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _SampleChooser
-{
-  GtkWidget parent;
-
-  int sample;
-  const char *sample_text;
-};
-
-struct _SampleChooserClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(SampleChooser, sample_chooser, GTK_TYPE_WIDGET);
-
-static const char *pangrams[] = {
-  "The quick brown fox jumps over the lazy dog.",
-  "Waltz, bad nymph, for quick jigs vex.",
-  "Quick zephyrs blow, vexing daft Jim.",
-  "Crazy Fredrick bought many very exquisite opal jewels.",
-  "Jaded zombies acted quaintly but kept driving their oxen forward.",
-};
-
-static const char *paragraphs[] = {
-  "Grumpy wizards make toxic brew for the evil Queen and Jack. A quick movement of the enemy will jeopardize six gunboats. The job of waxing linoleum frequently peeves chintzy kids. My girl wove six dozen plaid jackets before she quit. Twelve ziggurats quickly jumped a finch box.",
-  "    Разъяренный чтец эгоистично бьёт пятью жердями шустрого фехтовальщика. Наш банк вчера же выплатил Ф.Я. Эйхгольду комиссию за ценные вещи. Эх, чужак, общий съём цен шляп (юфть) – вдрызг! В чащах юга жил бы цитрус? Да, но фальшивый экземпляр!",
-  "Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός",
-};
-
-static const char *alphabets[] = {
-  "abcdefghijklmnopqrstuvwxyz",
-  "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
-  "0123456789",
-  "!@#$%^&*()?",
-};
-
-static const char *titles[] = {
-  "From My Cold Dead Hands",
-  "From Afar Upon the Back of a Tiger",
-  "Spontaneous Apple Creation",
-  "Big Bizness (Screwed & Chopped)",
-  "Pizza Shop Extended",
-  "Good News & Bad News",
-};
-
-static void
-next_pangram (GtkButton     *button,
-              SampleChooser *self)
-{
-  self->sample++;
-  self->sample_text = pangrams[self->sample % G_N_ELEMENTS (pangrams)];
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SAMPLE_TEXT]);
-}
-
-static void
-next_paragraph (GtkButton     *button,
-                SampleChooser *self)
-{
-  self->sample++;
-  self->sample_text = paragraphs[self->sample % G_N_ELEMENTS (paragraphs)];
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SAMPLE_TEXT]);
-}
-
-static void
-next_alphabet (GtkButton     *button,
-               SampleChooser *self)
-{
-  self->sample++;
-  self->sample_text = alphabets[self->sample % G_N_ELEMENTS (alphabets)];
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SAMPLE_TEXT]);
-}
-
-static void
-next_title (GtkButton     *button,
-            SampleChooser *self)
-{
-  self->sample++;
-  self->sample_text = titles[self->sample % G_N_ELEMENTS (titles)];
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SAMPLE_TEXT]);
-}
-
-static void
-sample_chooser_init (SampleChooser *self)
-{
-  self->sample_text = "Boring sample text";
-  gtk_widget_init_template (GTK_WIDGET (self));
-}
-
-static void
-sample_chooser_dispose (GObject *object)
-{
-  GtkWidget *child;
-
-  gtk_widget_clear_template (GTK_WIDGET (object), SAMPLE_CHOOSER_TYPE);
-
-  while ((child = gtk_widget_get_first_child (GTK_WIDGET (object))) != NULL)
-    gtk_widget_unparent (child);
-
-  G_OBJECT_CLASS (sample_chooser_parent_class)->dispose (object);
-}
-
-static void
-sample_chooser_get_property (GObject      *object,
-                             unsigned int  prop_id,
-                             GValue       *value,
-                             GParamSpec   *pspec)
-{
-  SampleChooser *self = SAMPLE_CHOOSER (object);
-
-  switch (prop_id)
-    {
-    case PROP_SAMPLE_TEXT:
-      g_value_set_string (value, self->sample_text);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-sample_chooser_class_init (SampleChooserClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = sample_chooser_dispose;
-  object_class->get_property = sample_chooser_get_property;
-
-  properties[PROP_SAMPLE_TEXT] =
-      g_param_spec_string ("sample-text", "", "",
-                           "",
-                           G_PARAM_READABLE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/samplechooser.ui");
-
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), next_pangram);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), next_paragraph);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), next_alphabet);
-  gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), next_title);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "samplechooser");
-}
-
-SampleChooser *
-sample_chooser_new (void)
-{
-  return g_object_new (SAMPLE_CHOOSER_TYPE, NULL);
-}

demos/font-explorer/samplechooser.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define SAMPLE_CHOOSER_TYPE (sample_chooser_get_type ())
-#define SAMPLE_CHOOSER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SAMPLE_CHOOSER_TYPE, SampleChooser))
-
-
-typedef struct _SampleChooser         SampleChooser;
-typedef struct _SampleChooserClass    SampleChooserClass;
-
-
-GType           sample_chooser_get_type (void);
-SampleChooser * sample_chooser_new      (void);

demos/font-explorer/samplechooser.ui

@@ -1,46 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="SampleChooser" parent="GtkWidget">
-    <property name="layout-manager"><object class="GtkGridLayout"/></property>
-    <child>
-      <object class="GtkButton">
-        <property name="label">Pangram</property>
-        <signal name="clicked" handler="next_pangram"/>
-        <layout>
-          <property name="row">0</property>
-          <property name="column">0</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkButton">
-        <property name="label">Paragraph</property>
-        <signal name="clicked" handler="next_paragraph"/>
-        <layout>
-          <property name="row">0</property>
-          <property name="column">1</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkButton">
-        <property name="label">Alphabet</property>
-        <signal name="clicked" handler="next_alphabet"/>
-        <layout>
-          <property name="row">1</property>
-          <property name="column">0</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkButton">
-        <property name="label">Title</property>
-        <signal name="clicked" handler="next_title"/>
-        <layout>
-          <property name="row">1</property>
-          <property name="column">1</property>
-        </layout>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/sampleeditor.c

@@ -1,162 +0,0 @@
-#include "sampleeditor.h"
-
-#include <gtk/gtk.h>
-
-enum {
-  PROP_SAMPLE_TEXT = 1,
-  PROP_EDITING,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _SampleEditor
-{
-  GtkWidget parent;
-
-  GtkTextView *edit;
-  char *sample_text;
-  gboolean editing;
-};
-
-struct _SampleEditorClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(SampleEditor, sample_editor, GTK_TYPE_WIDGET);
-
-static void
-sample_editor_init (SampleEditor *self)
-{
-  self->sample_text = g_strdup ("Some sample text is better than other sample text");
-  self->editing = FALSE;
-
-  gtk_widget_set_layout_manager (GTK_WIDGET (self),
-                                 gtk_box_layout_new (GTK_ORIENTATION_VERTICAL));
-  gtk_widget_init_template (GTK_WIDGET (self));
-}
-
-static void
-sample_editor_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), SAMPLE_EDITOR_TYPE);
-
-  G_OBJECT_CLASS (sample_editor_parent_class)->dispose (object);
-}
-
-static void
-sample_editor_finalize (GObject *object)
-{
-  SampleEditor *self = SAMPLE_EDITOR (object);
-
-  g_free (self->sample_text);
-
-  G_OBJECT_CLASS (sample_editor_parent_class)->finalize (object);
-}
-
-static void
-update_editing (SampleEditor *self,
-                gboolean      editing)
-{
-  GtkTextBuffer *buffer;
-
-  if (self->editing == editing)
-    return;
-
-  self->editing = editing;
-
-  buffer = gtk_text_view_get_buffer (self->edit);
-
-  if (self->editing)
-    {
-      gtk_text_buffer_set_text (buffer, self->sample_text, -1);
-      gtk_widget_grab_focus (GTK_WIDGET (self->edit));
-    }
-  else
-    {
-      GtkTextIter start, end;
-
-      g_free (self->sample_text);
-      gtk_text_buffer_get_bounds (buffer, &start, &end);
-      self->sample_text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
-      g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SAMPLE_TEXT]);
-    }
-}
-
-static void
-sample_editor_set_property (GObject      *object,
-                            guint         prop_id,
-                            const GValue *value,
-                            GParamSpec   *pspec)
-{
-  SampleEditor *self = SAMPLE_EDITOR (object);
-
-  switch (prop_id)
-    {
-    case PROP_SAMPLE_TEXT:
-      g_free (self->sample_text);
-      self->sample_text = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_EDITING:
-      update_editing (self, g_value_get_boolean (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-sample_editor_get_property (GObject    *object,
-                            guint       prop_id,
-                            GValue     *value,
-                            GParamSpec *pspec)
-{
-  SampleEditor *self = SAMPLE_EDITOR (object);
-
-  switch (prop_id)
-    {
-    case PROP_SAMPLE_TEXT:
-      g_value_set_string (value, self->sample_text);
-      break;
-
-    case PROP_EDITING:
-      g_value_set_boolean (value, self->editing);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-sample_editor_class_init (SampleEditorClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = sample_editor_dispose;
-  object_class->finalize = sample_editor_finalize;
-  object_class->get_property = sample_editor_get_property;
-  object_class->set_property = sample_editor_set_property;
-
-  properties[PROP_SAMPLE_TEXT] =
-      g_param_spec_string ("sample-text", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_EDITING] =
-      g_param_spec_boolean ("editing", "", "",
-                            FALSE,
-                            G_PARAM_READWRITE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/sampleeditor.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), SampleEditor, edit);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "sampleeditor");
-}

demos/font-explorer/sampleeditor.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define SAMPLE_EDITOR_TYPE (sample_editor_get_type ())
-#define SAMPLE_EDITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SAMPLE_EDITOR_TYPE, SampleEditor))
-
-
-typedef struct _SampleEditor         SampleEditor;
-typedef struct _SampleEditorClass    SampleEditorClass;
-
-
-GType           sample_editor_get_type     (void);

demos/font-explorer/sampleeditor.ui

@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="SampleEditor" parent="GtkWidget">
-    <style>
-      <class name="view"/>
-    </style>
-    <child>
-      <object class="GtkScrolledWindow">
-        <property name="hscrollbar-policy">never</property>
-        <property name="vscrollbar-policy">automatic</property>
-        <property name="hexpand">1</property>
-        <property name="vexpand">1</property>
-        <child>
-          <object class="GtkTextView" id="edit">
-            <property name="wrap-mode">word-char</property>
-            <property name="left-margin">20</property>
-            <property name="right-margin">20</property>
-            <property name="top-margin">20</property>
-            <property name="bottom-margin">20</property>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/styleview.c

@@ -1,506 +0,0 @@
-#include "styleview.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "glyphitem.h"
-#include "glyphmodel.h"
-#include "glyphview.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_SIZE,
-  PROP_LETTERSPACING,
-  PROP_LINE_HEIGHT,
-  PROP_FOREGROUND,
-  PROP_BACKGROUND,
-  PROP_VARIATIONS,
-  PROP_FEATURES,
-  PROP_PALETTE,
-  PROP_SAMPLE_TEXT,
-  PROP_HAS_STYLES,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _StyleView
-{
-  GtkWidget parent;
-
-  GtkLabel *content;
-  GtkScrolledWindow *swin;
-
-  Pango2FontMap *font_map;
-  Pango2FontDescription *font_desc;
-  float size;
-  char *variations;
-  char *features;
-  char *palette;
-  GQuark palette_quark;
-  int letterspacing;
-  float line_height;
-  GdkRGBA foreground;
-  GdkRGBA background;
-  GtkCssProvider *bg_provider;
-  char *sample_text;
-  gboolean has_styles;
-};
-
-struct _StyleViewClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(StyleView, style_view, GTK_TYPE_WIDGET);
-
-static void
-style_view_init (StyleView *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-  self->font_desc = pango2_font_description_from_string ("sans 12");
-  self->size = 12.;
-  self->letterspacing = 0;
-  self->line_height = 1.;
-  self->variations = g_strdup ("");
-  self->features = g_strdup ("");
-  self->palette = g_strdup (PANGO2_COLOR_PALETTE_DEFAULT);
-  self->palette_quark = g_quark_from_string (self->palette);
-  self->foreground = (GdkRGBA){0., 0., 0., 1. };
-  self->background = (GdkRGBA){1., 1., 1., 1. };
-  self->sample_text = g_strdup ("Some sample text is better than other sample text");
-  self->has_styles = FALSE;
-
-  gtk_widget_set_layout_manager (GTK_WIDGET (self),
-                                 gtk_box_layout_new (GTK_ORIENTATION_VERTICAL));
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->bg_provider = gtk_css_provider_new ();
-  gtk_style_context_add_provider (gtk_widget_get_style_context (GTK_WIDGET (self->content)),
-                                  GTK_STYLE_PROVIDER (self->bg_provider), 800);
-}
-
-static void
-style_view_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), STYLE_VIEW_TYPE);
-
-  G_OBJECT_CLASS (style_view_parent_class)->dispose (object);
-}
-
-static void
-style_view_finalize (GObject *object)
-{
-  StyleView *self = STYLE_VIEW (object);
-
-  g_clear_object (&self->font_map);
-  pango2_font_description_free (self->font_desc);
-  g_free (self->variations);
-  g_free (self->features);
-  g_free (self->palette);
-
-  G_OBJECT_CLASS (style_view_parent_class)->finalize (object);
-}
-
-static Pango2Font *
-get_font (StyleView *self)
-{
-  Pango2Context *context;
-  Pango2FontDescription *desc;
-  Pango2Font *font;
-
-  context = pango2_context_new_with_font_map (self->font_map);
-  desc = pango2_font_description_copy_static (self->font_desc);
-  pango2_font_description_set_variations (desc, self->variations);
-  pango2_font_description_set_size (desc, self->size * PANGO2_SCALE);
-  font = pango2_context_load_font (context, desc);
-  pango2_font_description_free (desc);
-  g_object_unref (context);
-
-  return font;
-}
-
-static void
-update_has_styles (StyleView *self)
-{
-  Pango2Font *font = get_font (self);
-  hb_face_t *hb_face = hb_font_get_face (pango2_font_get_hb_font (font));
-  gboolean has_styles;
-
-  has_styles = hb_ot_var_get_named_instance_count (hb_face) > 0;
-  g_object_unref (font);
-
-  if (self->has_styles == has_styles)
-    return;
-
-  self->has_styles = has_styles;
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_HAS_STYLES]);
-}
-
-static int
-measure_names (Pango2Context *context,
-               hb_face_t     *hb_face)
-{
-  Pango2Layout *layout;
-  Pango2FontDescription *desc;
-  GString *str;
-  int width, height;
-
-  layout = pango2_layout_new (context);
-
-  desc = pango2_font_description_from_string ("Cantarell Regular 12");
-  pango2_layout_set_font_description (layout, desc);
-  pango2_font_description_free (desc);
-
-  str = g_string_new ("");
-
-  for (int i = 0; i < hb_ot_var_get_named_instance_count (hb_face); i++)
-    {
-      hb_ot_name_id_t name_id;
-      char name[20];
-      unsigned int name_len = 20;
-
-      name_id = hb_ot_var_named_instance_get_subfamily_name_id (hb_face, i);
-      hb_ot_name_get_utf8 (hb_face, name_id, HB_LANGUAGE_INVALID, &name_len, name);
-      g_string_append_printf (str, "   %s\n", name);
-    }
-
-  pango2_layout_set_text (layout, str->str, -1);
-  pango2_lines_get_size (pango2_layout_get_lines (layout), &width, &height);
-
-  g_string_free (str, TRUE);
-
-  g_object_unref (layout);
-
-  return width;
-}
-
-static void
-update_view (StyleView *self)
-{
-  Pango2FontDescription *desc;
-  Pango2AttrList *attrs;
-  char *fg, *bg, *css;
-  GString *str;
-  int start, end, text_len;
-  Pango2Font *font = get_font (self);
-  hb_face_t *hb_face = hb_font_get_face (pango2_font_get_hb_font (font));
-  unsigned int n_axes;
-  float *coords = NULL;
-  hb_ot_var_axis_info_t *axes;
-  Pango2FontDescription *label_desc;
-  Pango2TabArray *tabs;
-  int width;
-
-  desc = pango2_font_description_copy_static (self->font_desc);
-  pango2_font_description_set_variations (desc, self->variations);
-  pango2_font_description_set_size (desc, self->size * PANGO2_SCALE);
-
-  attrs = pango2_attr_list_new ();
-  pango2_attr_list_insert (attrs, pango2_attr_font_desc_new (desc));
-  pango2_attr_list_insert (attrs, pango2_attr_letter_spacing_new (self->letterspacing));
-  pango2_attr_list_insert (attrs, pango2_attr_line_height_new (self->line_height));
-  pango2_attr_list_insert (attrs, pango2_attr_foreground_new (&(Pango2Color){65535 * self->foreground.red,
-                                                                             65535 * self->foreground.green,
-                                                                             65535 * self->foreground.blue,
-                                                                             65535 * self->foreground.alpha}));
-  pango2_attr_list_insert (attrs, pango2_attr_font_features_new (self->features));
-  pango2_attr_list_insert (attrs, pango2_attr_palette_new (self->palette));
-
-  str = g_string_new ("");
-  start = 0;
-  text_len = strlen (self->sample_text);
-
-  n_axes = hb_ot_var_get_axis_count (hb_face);
-  axes = g_newa (hb_ot_var_axis_info_t, n_axes);
-  hb_ot_var_get_axis_infos (hb_face, 0, &n_axes, axes);
-  coords = g_newa (float, n_axes);
-
-  label_desc = pango2_font_description_from_string ("Cantarell Regular 12");
-
-  width = measure_names (gtk_widget_get_pango_context (GTK_WIDGET (self->content)), hb_face);
-
-  tabs = pango2_tab_array_new (1, PANGO2_TAB_POSITIONS_DEFAULT);
-  pango2_tab_array_set_tab (tabs, 0, PANGO2_TAB_LEFT, width);
-  gtk_label_set_tabs (self->content, tabs);
-  pango2_tab_array_free (tabs);
-
-  for (int i = 0; i < hb_ot_var_get_named_instance_count (hb_face); i++)
-    {
-      unsigned int n_coords = n_axes;
-      Pango2Attribute *attr;
-      GString *variations;
-      hb_ot_name_id_t name_id;
-      char name[20];
-      unsigned int name_len = 20;
-
-      name_id = hb_ot_var_named_instance_get_subfamily_name_id (hb_face, i);
-      hb_ot_name_get_utf8 (hb_face, name_id, HB_LANGUAGE_INVALID, &name_len, name);
-
-      g_string_append_printf (str, "%s\t", name);
-      end = str->len;
-
-      attr = pango2_attr_font_desc_new (label_desc);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-      start = end;
-
-      hb_ot_var_named_instance_get_design_coords (hb_face, i, &n_coords, coords);
-      variations = g_string_new ("");
-      for (int j = 0; j < n_axes; j++)
-        {
-          char buf[5] = { 0, };
-
-          if (variations->len > 0)
-            g_string_append_c (variations, ',');
-          hb_tag_to_string (axes[j].tag, buf);
-          g_string_append_printf (variations, "%s=%f", buf, coords[j]);
-        }
-
-      g_string_append (str, self->sample_text);
-      g_string_append (str, "
"); /* Unicode line separator */
-      end = start + text_len + strlen ("
");
-
-      pango2_font_description_set_variations (desc, variations->str);
-      g_string_free (variations, TRUE);
-
-      attr = pango2_attr_font_desc_new (desc);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-      start = end;
-    }
-
-  pango2_font_description_free (label_desc);
-
-  gtk_label_set_text (self->content, str->str);
-  gtk_label_set_attributes (self->content, attrs);
-  g_string_free (str, TRUE);
-
-  pango2_attr_list_unref (attrs);
-  pango2_font_description_free (desc);
-
-  fg = gdk_rgba_to_string (&self->foreground);
-  bg = gdk_rgba_to_string (&self->background);
-  css = g_strdup_printf (".content { caret-color: %s; background-color: %s; }", fg, bg);
-  gtk_css_provider_load_from_data (self->bg_provider, css, strlen (css));
-  g_free (css);
-  g_free (fg);
-  g_free (bg);
-
-  g_object_unref (font);
-}
-
-static void
-style_view_set_property (GObject      *object,
-                         guint         prop_id,
-                         const GValue *value,
-                         GParamSpec   *pspec)
-{
-  StyleView *self = STYLE_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      gtk_widget_set_font_map (GTK_WIDGET (self->content), self->font_map);
-      update_has_styles (self);
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      update_has_styles (self);
-      break;
-
-    case PROP_SIZE:
-      self->size = g_value_get_float (value);
-      break;
-
-    case PROP_LETTERSPACING:
-      self->letterspacing = g_value_get_int (value);
-      break;
-
-    case PROP_LINE_HEIGHT:
-      self->line_height = g_value_get_float (value);
-      break;
-
-    case PROP_FOREGROUND:
-      self->foreground = *(GdkRGBA *)g_value_get_boxed (value);
-      break;
-
-    case PROP_BACKGROUND:
-      self->background = *(GdkRGBA *)g_value_get_boxed (value);
-      break;
-
-    case PROP_VARIATIONS:
-      g_free (self->variations);
-      self->variations = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_FEATURES:
-      g_free (self->features);
-      self->features = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_PALETTE:
-      g_free (self->palette);
-      self->palette = g_strdup (g_value_get_string (value));
-      self->palette_quark = g_quark_from_string (self->palette);
-      break;
-
-    case PROP_SAMPLE_TEXT:
-      g_free (self->sample_text);
-      self->sample_text = g_strdup (g_value_get_string (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_view (self);
-}
-
-static void
-style_view_get_property (GObject    *object,
-                         guint       prop_id,
-                         GValue     *value,
-                         GParamSpec *pspec)
-{
-  StyleView *self = STYLE_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      g_value_set_boxed (value, self->font_desc);
-      break;
-
-    case PROP_SIZE:
-      g_value_set_float (value, self->size);
-      break;
-
-    case PROP_LETTERSPACING:
-      g_value_set_int (value, self->letterspacing);
-      break;
-
-    case PROP_LINE_HEIGHT:
-      g_value_set_float (value, self->line_height);
-      break;
-
-    case PROP_FOREGROUND:
-      g_value_set_boxed (value, &self->foreground);
-      break;
-
-    case PROP_BACKGROUND:
-      g_value_set_boxed (value, &self->background);
-      break;
-
-    case PROP_VARIATIONS:
-      g_value_set_string (value, self->variations);
-      break;
-
-    case PROP_FEATURES:
-      g_value_set_string (value, self->features);
-      break;
-
-    case PROP_PALETTE:
-      g_value_set_string (value, self->palette);
-      break;
-
-    case PROP_SAMPLE_TEXT:
-      g_value_set_string (value, self->sample_text);
-      break;
-
-    case PROP_HAS_STYLES:
-      g_value_set_boolean (value, self->has_styles);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-style_view_class_init (StyleViewClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = style_view_dispose;
-  object_class->finalize = style_view_finalize;
-  object_class->get_property = style_view_get_property;
-  object_class->set_property = style_view_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_SIZE] =
-      g_param_spec_float ("size", "", "",
-                          0., 100., 12.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_LETTERSPACING] =
-      g_param_spec_int ("letterspacing", "", "",
-                        -G_MAXINT, G_MAXINT, 0,
-                        G_PARAM_READWRITE);
-
-  properties[PROP_LINE_HEIGHT] =
-      g_param_spec_float ("line-height", "", "",
-                          0., 100., 1.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_FOREGROUND] =
-      g_param_spec_boxed ("foreground", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_BACKGROUND] =
-      g_param_spec_boxed ("background", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_VARIATIONS] =
-      g_param_spec_string ("variations", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FEATURES] =
-      g_param_spec_string ("features", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_PALETTE] =
-      g_param_spec_string ("palette", "", "",
-                           PANGO2_COLOR_PALETTE_DEFAULT,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_SAMPLE_TEXT] =
-      g_param_spec_string ("sample-text", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_HAS_STYLES] =
-      g_param_spec_boolean ("has-styles", "", "",
-                            FALSE,
-                            G_PARAM_READABLE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/styleview.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), StyleView, swin);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), StyleView, content);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "styleview");
-}

demos/font-explorer/styleview.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define STYLE_VIEW_TYPE (style_view_get_type ())
-#define STYLE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), STYLE_VIEW_TYPE, StyleView))
-
-
-typedef struct _StyleView         StyleView;
-typedef struct _StyleViewClass    StyleViewClass;
-
-
-GType           style_view_get_type     (void);

demos/font-explorer/styleview.ui

@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="StyleView" parent="GtkWidget">
-    <property name="hexpand">1</property>
-    <property name="vexpand">1</property>
-    <style>
-      <class name="view"/>
-    </style>
-    <child>
-      <object class="GtkScrolledWindow" id="swin">
-        <property name="hscrollbar-policy">automatic</property>
-        <property name="vscrollbar-policy">automatic</property>
-        <child>
-          <object class="GtkLabel" id="content">
-            <property name="label">Content</property>
-            <property name="wrap">0</property>
-            <property name="xalign">0</property>
-            <property name="yalign">0</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <property name="halign">fill</property>
-            <property name="valign">fill</property>
-            <style>
-              <class name="content"/>
-            </style>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/font-explorer/waterfallview.c

@@ -1,401 +0,0 @@
-#include "waterfallview.h"
-
-#include <gtk/gtk.h>
-#include <hb-ot.h>
-
-#include "glyphitem.h"
-#include "glyphmodel.h"
-#include "glyphview.h"
-
-enum {
-  PROP_FONT_MAP = 1,
-  PROP_FONT_DESC,
-  PROP_SIZE,
-  PROP_LETTERSPACING,
-  PROP_LINE_HEIGHT,
-  PROP_FOREGROUND,
-  PROP_BACKGROUND,
-  PROP_VARIATIONS,
-  PROP_FEATURES,
-  PROP_PALETTE,
-  PROP_SAMPLE_TEXT,
-  NUM_PROPERTIES
-};
-
-static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
-
-struct _WaterfallView
-{
-  GtkWidget parent;
-
-  GtkLabel *content;
-  GtkScrolledWindow *swin;
-
-  Pango2FontMap *font_map;
-  Pango2FontDescription *font_desc;
-  float size;
-  char *variations;
-  char *features;
-  char *palette;
-  GQuark palette_quark;
-  int letterspacing;
-  float line_height;
-  GdkRGBA foreground;
-  GdkRGBA background;
-  GtkCssProvider *bg_provider;
-  char *sample_text;
-};
-
-struct _WaterfallViewClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE(WaterfallView, waterfall_view, GTK_TYPE_WIDGET);
-
-static void
-waterfall_view_init (WaterfallView *self)
-{
-  self->font_map = g_object_ref (pango2_font_map_get_default ());
-  self->font_desc = pango2_font_description_from_string ("sans 12");
-  self->size = 12.;
-  self->letterspacing = 0;
-  self->line_height = 1.;
-  self->variations = g_strdup ("");
-  self->features = g_strdup ("");
-  self->palette = g_strdup (PANGO2_COLOR_PALETTE_DEFAULT);
-  self->palette_quark = g_quark_from_string (self->palette);
-  self->foreground = (GdkRGBA){0., 0., 0., 1. };
-  self->background = (GdkRGBA){1., 1., 1., 1. };
-  self->sample_text = g_strdup ("Some sample text is better than other sample text");
-
-  gtk_widget_set_layout_manager (GTK_WIDGET (self),
-                                 gtk_box_layout_new (GTK_ORIENTATION_VERTICAL));
-  gtk_widget_init_template (GTK_WIDGET (self));
-
-  self->bg_provider = gtk_css_provider_new ();
-  gtk_style_context_add_provider (gtk_widget_get_style_context (GTK_WIDGET (self->content)),
-                                  GTK_STYLE_PROVIDER (self->bg_provider), 800);
-}
-
-static void
-waterfall_view_dispose (GObject *object)
-{
-  gtk_widget_clear_template (GTK_WIDGET (object), WATERFALL_VIEW_TYPE);
-
-  G_OBJECT_CLASS (waterfall_view_parent_class)->dispose (object);
-}
-
-static void
-waterfall_view_finalize (GObject *object)
-{
-  WaterfallView *self = WATERFALL_VIEW (object);
-
-  g_clear_object (&self->font_map);
-  pango2_font_description_free (self->font_desc);
-  g_free (self->variations);
-  g_free (self->features);
-  g_free (self->palette);
-
-  G_OBJECT_CLASS (waterfall_view_parent_class)->finalize (object);
-}
-
-static void
-update_view (WaterfallView *self)
-{
-  Pango2FontDescription *desc;
-  Pango2AttrList *attrs;
-  char *fg, *bg, *css;
-  GString *str;
-  int sizes[] = { 7, 8, 9, 10, 12, 14, 16, 20, 24, 30, 40, 50, 60, 70, 90, 120 };
-  int start, end, text_len;
-  Pango2TabArray *tabs;
-
-  desc = pango2_font_description_copy_static (self->font_desc);
-  pango2_font_description_set_size (desc, 12 * PANGO2_SCALE);
-  pango2_font_description_set_variations (desc, self->variations);
-
-  attrs = pango2_attr_list_new ();
-  pango2_attr_list_insert (attrs, pango2_attr_font_desc_new (desc));
-  pango2_attr_list_insert (attrs, pango2_attr_size_new (self->size * PANGO2_SCALE));
-  pango2_attr_list_insert (attrs, pango2_attr_line_height_new (self->line_height));
-  pango2_attr_list_insert (attrs, pango2_attr_letter_spacing_new (self->letterspacing));
-  pango2_attr_list_insert (attrs, pango2_attr_foreground_new (&(Pango2Color){65535 * self->foreground.red,
-                                                                             65535 * self->foreground.green,
-                                                                             65535 * self->foreground.blue,
-                                                                             65535 * self->foreground.alpha}));
-  pango2_attr_list_insert (attrs, pango2_attr_font_features_new (self->features));
-  pango2_attr_list_insert (attrs, pango2_attr_palette_new (self->palette));
-
-  pango2_font_description_free (desc);
-
-  tabs = pango2_tab_array_new (2, PANGO2_TAB_POSITIONS_SPACES);
-  pango2_tab_array_set_tab (tabs, 0, PANGO2_TAB_RIGHT, 5);
-  pango2_tab_array_set_tab (tabs, 1, PANGO2_TAB_LEFT, 8);
-
-  gtk_label_set_tabs (self->content, tabs);
-  pango2_tab_array_free (tabs);
-
-  str = g_string_new ("");
-  start = 0;
-  text_len = strlen (self->sample_text);
-  for (int i = 0; i < G_N_ELEMENTS (sizes); i++)
-    {
-      Pango2Attribute *attr;
-
-      g_string_append_printf (str, "\t%d\t", sizes[i]);
-
-      end = str->len;
-
-      attr = pango2_attr_family_new ("Cantarell");
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-
-      attr = pango2_attr_weight_new (PANGO2_WEIGHT_NORMAL);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-
-      attr = pango2_attr_style_new (PANGO2_STYLE_NORMAL);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-
-      attr = pango2_attr_size_new (12 * PANGO2_SCALE);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-
-      attr = pango2_attr_font_features_new ("tnum=1");
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-
-      attr = pango2_attr_letter_spacing_new (0);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-      start = end;
-
-      g_string_append (str, self->sample_text);
-      g_string_append (str, "
"); /* Unicode line separator */
-      end = start + text_len + strlen ("
");
-
-      attr = pango2_attr_size_new (sizes[i] * PANGO2_SCALE);
-      pango2_attribute_set_range (attr, start, end);
-      pango2_attr_list_insert (attrs, attr);
-
-      start = end;
-    }
-  gtk_label_set_text (self->content, str->str);
-  gtk_label_set_attributes (self->content, attrs);
-  g_string_free (str, TRUE);
-
-  pango2_attr_list_unref (attrs);
-
-  fg = gdk_rgba_to_string (&self->foreground);
-  bg = gdk_rgba_to_string (&self->background);
-  css = g_strdup_printf (".content { caret-color: %s; background-color: %s; }", fg, bg);
-  gtk_css_provider_load_from_data (self->bg_provider, css, strlen (css));
-  g_free (css);
-  g_free (fg);
-  g_free (bg);
-}
-
-static void
-waterfall_view_set_property (GObject      *object,
-                             guint         prop_id,
-                             const GValue *value,
-                             GParamSpec   *pspec)
-{
-  WaterfallView *self = WATERFALL_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_set_object (&self->font_map, g_value_get_object (value));
-      gtk_widget_set_font_map (GTK_WIDGET (self->content), self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      pango2_font_description_free (self->font_desc);
-      self->font_desc = pango2_font_description_copy (g_value_get_boxed (value));
-      break;
-
-    case PROP_SIZE:
-      self->size = g_value_get_float (value);
-      break;
-
-    case PROP_LETTERSPACING:
-      self->letterspacing = g_value_get_int (value);
-      break;
-
-    case PROP_LINE_HEIGHT:
-      self->line_height = g_value_get_float (value);
-      break;
-
-    case PROP_FOREGROUND:
-      self->foreground = *(GdkRGBA *)g_value_get_boxed (value);
-      break;
-
-    case PROP_BACKGROUND:
-      self->background = *(GdkRGBA *)g_value_get_boxed (value);
-      break;
-
-    case PROP_VARIATIONS:
-      g_free (self->variations);
-      self->variations = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_FEATURES:
-      g_free (self->features);
-      self->features = g_strdup (g_value_get_string (value));
-      break;
-
-    case PROP_PALETTE:
-      g_free (self->palette);
-      self->palette = g_strdup (g_value_get_string (value));
-      self->palette_quark = g_quark_from_string (self->palette);
-      break;
-
-    case PROP_SAMPLE_TEXT:
-      g_free (self->sample_text);
-      self->sample_text = g_strdup (g_value_get_string (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-
-  update_view (self);
-}
-
-static void
-waterfall_view_get_property (GObject    *object,
-                             guint       prop_id,
-                             GValue     *value,
-                             GParamSpec *pspec)
-{
-  WaterfallView *self = WATERFALL_VIEW (object);
-
-  switch (prop_id)
-    {
-    case PROP_FONT_MAP:
-      g_value_set_object (value, self->font_map);
-      break;
-
-    case PROP_FONT_DESC:
-      g_value_set_boxed (value, self->font_desc);
-      break;
-
-    case PROP_SIZE:
-      g_value_set_float (value, self->size);
-      break;
-
-    case PROP_LETTERSPACING:
-      g_value_set_int (value, self->letterspacing);
-      break;
-
-    case PROP_LINE_HEIGHT:
-      g_value_set_float (value, self->line_height);
-      break;
-
-    case PROP_FOREGROUND:
-      g_value_set_boxed (value, &self->foreground);
-      break;
-
-    case PROP_BACKGROUND:
-      g_value_set_boxed (value, &self->background);
-      break;
-
-    case PROP_VARIATIONS:
-      g_value_set_string (value, self->variations);
-      break;
-
-    case PROP_FEATURES:
-      g_value_set_string (value, self->features);
-      break;
-
-    case PROP_PALETTE:
-      g_value_set_string (value, self->palette);
-      break;
-
-    case PROP_SAMPLE_TEXT:
-      g_value_set_string (value, self->sample_text);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-waterfall_view_class_init (WaterfallViewClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = waterfall_view_dispose;
-  object_class->finalize = waterfall_view_finalize;
-  object_class->get_property = waterfall_view_get_property;
-  object_class->set_property = waterfall_view_set_property;
-
-  properties[PROP_FONT_MAP] =
-      g_param_spec_object ("font-map", "", "",
-                           PANGO2_TYPE_FONT_MAP,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FONT_DESC] =
-      g_param_spec_boxed ("font-desc", "", "",
-                          PANGO2_TYPE_FONT_DESCRIPTION,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_SIZE] =
-      g_param_spec_float ("size", "", "",
-                          0., 100., 12.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_LETTERSPACING] =
-      g_param_spec_int ("letterspacing", "", "",
-                        -G_MAXINT, G_MAXINT, 0,
-                        G_PARAM_READWRITE);
-
-  properties[PROP_LINE_HEIGHT] =
-      g_param_spec_float ("line-height", "", "",
-                          0., 100., 1.,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_FOREGROUND] =
-      g_param_spec_boxed ("foreground", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_BACKGROUND] =
-      g_param_spec_boxed ("background", "", "",
-                          GDK_TYPE_RGBA,
-                          G_PARAM_READWRITE);
-
-  properties[PROP_VARIATIONS] =
-      g_param_spec_string ("variations", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_FEATURES] =
-      g_param_spec_string ("features", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  properties[PROP_PALETTE] =
-      g_param_spec_string ("palette", "", "",
-                           PANGO2_COLOR_PALETTE_DEFAULT,
-                           G_PARAM_READWRITE);
-
-  properties[PROP_SAMPLE_TEXT] =
-      g_param_spec_string ("sample-text", "", "",
-                           "",
-                           G_PARAM_READWRITE);
-
-  g_object_class_install_properties (G_OBJECT_CLASS (class), NUM_PROPERTIES, properties);
-
-  gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
-                                               "/org/gtk/fontexplorer/waterfallview.ui");
-
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), WaterfallView, swin);
-  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), WaterfallView, content);
-
-  gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (class), "waterfallview");
-}

demos/font-explorer/waterfallview.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-
-#define WATERFALL_VIEW_TYPE (waterfall_view_get_type ())
-#define WATERFALL_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), WATERFALL_VIEW_TYPE, WaterfallView))
-
-
-typedef struct _WaterfallView         WaterfallView;
-typedef struct _WaterfallViewClass    WaterfallViewClass;
-
-
-GType           waterfall_view_get_type     (void);

demos/font-explorer/waterfallview.ui

@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="WaterfallView" parent="GtkWidget">
-    <property name="hexpand">1</property>
-    <property name="vexpand">1</property>
-    <style>
-      <class name="view"/>
-    </style>
-    <child>
-      <object class="GtkScrolledWindow" id="swin">
-        <property name="hscrollbar-policy">automatic</property>
-        <property name="vscrollbar-policy">automatic</property>
-        <child>
-          <object class="GtkLabel" id="content">
-            <property name="label">Content</property>
-            <property name="wrap">0</property>
-            <property name="xalign">0</property>
-            <property name="yalign">0</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <property name="halign">fill</property>
-            <property name="valign">fill</property>
-            <style>
-              <class name="content"/>
-            </style>
-          </object>
-        </child>
-      </object>
-    </child>
-  </template>
-</interface>

demos/gtk-demo/clipboard.c

@@ -1,10 +1,12 @@
 /* Clipboard
  *
  * GdkClipboard is used for clipboard handling. This demo shows how to
- * copy and paste text, images, colors or files to and from the clipboard.
+ * copy and paste text to and from the clipboard.
  *
- * You can also use Drag-And-Drop to copy the data from the source to the
- * target.
+ * It also shows how to transfer images via the clipboard or via
+ * drag-and-drop, and how to make clipboard contents persist after
+ * the application exits. Clipboard persistence requires a clipboard
+ * manager to run.
  */
 
 #include <glib/gi18n.h>
@@ -12,103 +14,22 @@
 #include <string.h>
 #include "demoimage.h"
 
+static GtkWidget *window = NULL;
+
 static void
-copy_button_clicked (GtkStack *source_stack,
-                     gpointer  user_data)
+copy_button_clicked (GtkWidget *button,
+                     gpointer   user_data)
 {
+  GtkWidget *entry;
   GdkClipboard *clipboard;
-  const char *visible_child_name;
-  GtkWidget *visible_child;
 
-  clipboard = gtk_widget_get_clipboard (GTK_WIDGET (source_stack));
+  entry = GTK_WIDGET (user_data);
 
-  visible_child = gtk_stack_get_visible_child (source_stack);
-  visible_child_name = gtk_stack_get_visible_child_name (source_stack);
+  /* Get the clipboard object */
+  clipboard = gtk_widget_get_clipboard (entry);
 
-  if (strcmp (visible_child_name, "Text") == 0)
-    {
-      gdk_clipboard_set_text (clipboard, gtk_editable_get_text (GTK_EDITABLE (visible_child)));
-    }
-  else if (strcmp (visible_child_name, "Image") == 0)
-    {
-      GtkWidget *child;
-
-      for (child = gtk_widget_get_first_child (visible_child); child; child = gtk_widget_get_next_sibling (child))
-        {
-          if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (child)))
-            {
-              GtkWidget *image = gtk_widget_get_first_child (child);
-              GdkPaintable *paintable = gtk_image_get_paintable (GTK_IMAGE (image));
-
-              if (GDK_IS_TEXTURE (paintable))
-                gdk_clipboard_set (clipboard, GDK_TYPE_TEXTURE, paintable);
-              else
-                gdk_clipboard_set (clipboard, GDK_TYPE_PAINTABLE, paintable);
-              break;
-            }
-        }
-    }
-  else if (strcmp (visible_child_name, "Color") == 0)
-    {
-      GdkRGBA color;
-
-      gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (visible_child), &color);
-      gdk_clipboard_set (clipboard, GDK_TYPE_RGBA, &color);
-    }
-  else if (strcmp (visible_child_name, "File") == 0)
-    {
-      gdk_clipboard_set (clipboard, G_TYPE_FILE, g_object_get_data (G_OBJECT (visible_child), "file"), NULL);
-    }
-  else
-    {
-      g_print ("TODO");
-    }
-}
-
-static void
-present_value (GtkStack     *dest_stack,
-               const GValue *value)
-{
-  GtkWidget *child;
-
-  if (G_VALUE_HOLDS (value, G_TYPE_FILE))
-    {
-      GFile *file;
-
-      gtk_stack_set_visible_child_name (dest_stack, "File");
-      child = gtk_stack_get_visible_child (dest_stack);
-
-      file = g_value_get_object (value);
-      g_object_set (child, "label", g_file_peek_path (file), NULL);
-    }
-  else if (G_VALUE_HOLDS (value, GDK_TYPE_RGBA))
-    {
-      GdkRGBA *color;
-
-      gtk_stack_set_visible_child_name (dest_stack, "Color");
-      child = gtk_widget_get_first_child (gtk_stack_get_visible_child (dest_stack));
-
-      color = g_value_get_boxed (value);
-      g_object_set (child, "rgba", color, NULL);
-    }
-  else if (G_VALUE_HOLDS (value, GDK_TYPE_TEXTURE) ||
-           G_VALUE_HOLDS (value, GDK_TYPE_PAINTABLE))
-    {
-      GdkPaintable *paintable;
-
-      gtk_stack_set_visible_child_name (dest_stack, "Image");
-      child = gtk_stack_get_visible_child (dest_stack);
-
-      paintable = g_value_get_object (value);
-      g_object_set (child, "paintable", paintable, NULL);
-    }
-  else if (G_VALUE_HOLDS (value, G_TYPE_STRING))
-    {
-      gtk_stack_set_visible_child_name (dest_stack, "Text");
-      child = gtk_stack_get_visible_child (dest_stack);
-
-      gtk_label_set_label (GTK_LABEL (child), g_value_get_string (value));
-    }
+  /* Set clipboard text */
+  gdk_clipboard_set_text (clipboard, gtk_editable_get_text (GTK_EDITABLE (entry)));
 }
 
 static void
@@ -116,256 +37,149 @@ paste_received (GObject      *source_object,
                 GAsyncResult *result,
                 gpointer      user_data)
 {
-  GtkStack *dest_stack = user_data;
   GdkClipboard *clipboard;
-  const GValue *value;
+  GtkWidget *entry;
+  char *text;
   GError *error = NULL;
 
   clipboard = GDK_CLIPBOARD (source_object);
+  entry = GTK_WIDGET (user_data);
 
-  value = gdk_clipboard_read_value_finish (clipboard, result, &error);
-  if (value)
+  /* Get the resulting text of the read operation */
+  text = gdk_clipboard_read_text_finish (clipboard, result, &error);
+
+  if (text)
     {
-      present_value (dest_stack, value);
+      /* Set the entry text */
+      gtk_editable_set_text (GTK_EDITABLE (entry), text);
+      g_free (text);
     }
   else
     {
-      g_print ("%s\n", error->message);
+      GtkWidget *dialog;
+
+      /* Show an error about why pasting failed.
+       * Usually you probably want to ignore such failures,
+       * but for demonstration purposes, we show the error.
+       */
+      dialog = gtk_message_dialog_new (GTK_WINDOW (window),
+                                       GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_MODAL,
+                                       GTK_MESSAGE_ERROR,
+                                       GTK_BUTTONS_CLOSE,
+                                       "Could not paste text: %s",
+                                       error->message);
+      g_signal_connect (dialog, "response",
+                        G_CALLBACK (gtk_window_destroy), NULL);
+      gtk_widget_show (dialog);
+
       g_error_free (error);
     }
 }
 
 static void
-paste_button_clicked (GtkStack *dest_stack,
-                      gpointer  user_data)
+paste_button_clicked (GtkWidget *button,
+                      gpointer   user_data)
 {
+  GtkWidget *entry;
   GdkClipboard *clipboard;
-  GdkContentFormats *formats;
 
-  clipboard = gtk_widget_get_clipboard (GTK_WIDGET (dest_stack));
-  formats = gdk_clipboard_get_formats (clipboard);
+  entry = GTK_WIDGET (user_data);
 
-  if (gdk_content_formats_contain_gtype (formats, GDK_TYPE_TEXTURE))
-    gdk_clipboard_read_value_async (clipboard, GDK_TYPE_TEXTURE, 0, NULL, paste_received, dest_stack);
-  else if (gdk_content_formats_contain_gtype (formats, GDK_TYPE_PAINTABLE))
-    gdk_clipboard_read_value_async (clipboard, GDK_TYPE_PAINTABLE, 0, NULL, paste_received, dest_stack);
-  else if (gdk_content_formats_contain_gtype (formats, GDK_TYPE_RGBA))
-    gdk_clipboard_read_value_async (clipboard, GDK_TYPE_RGBA, 0, NULL, paste_received, dest_stack);
-  else if (gdk_content_formats_contain_gtype (formats, G_TYPE_FILE))
-    gdk_clipboard_read_value_async (clipboard, G_TYPE_FILE, 0, NULL, paste_received, dest_stack);
-  else if (gdk_content_formats_contain_gtype (formats, G_TYPE_STRING))
-    gdk_clipboard_read_value_async (clipboard, G_TYPE_STRING, 0, NULL, paste_received, dest_stack);
-}
+  /* Get the clipboard object */
+  clipboard = gtk_widget_get_clipboard (entry);
 
-static void
-update_copy_button_sensitivity (GtkWidget *source_stack)
-{
-  GtkButton *copy_button;
-  const char *visible_child_name;
-  GtkWidget *visible_child;
-  gboolean sensitive;
-
-  copy_button = GTK_BUTTON (g_object_get_data (G_OBJECT (source_stack), "copy-button"));
-
-  visible_child = gtk_stack_get_visible_child (GTK_STACK (source_stack));
-  visible_child_name = gtk_stack_get_visible_child_name (GTK_STACK (source_stack));
-  if (strcmp (visible_child_name, "Text") == 0)
-    {
-      sensitive = strlen (gtk_editable_get_text (GTK_EDITABLE (visible_child))) > 0;
-    }
-  else if (strcmp (visible_child_name, "Color") == 0 ||
-           strcmp (visible_child_name, "Image") == 0)
-    {
-      sensitive = TRUE;
-    }
-  else if (strcmp (visible_child_name, "File") == 0)
-    {
-      sensitive = g_object_get_data (G_OBJECT (visible_child), "file") != NULL;
-    }
-  else
-    {
-      sensitive = FALSE;
-    }
-
-  gtk_widget_set_sensitive (GTK_WIDGET (copy_button), sensitive);
-}
-
-static void
-source_changed_cb (GtkButton  *copy_button,
-                   GParamSpec *pspec,
-                   GtkWidget  *source_stack)
-{
-  update_copy_button_sensitivity (source_stack);
-}
-
-static void
-text_changed_cb (GtkButton  *copy_button,
-                 GParamSpec *pspec,
-                 GtkWidget  *entry)
-{
-  update_copy_button_sensitivity (gtk_widget_get_ancestor (entry, GTK_TYPE_STACK));
-}
-
-static void
-file_button_set_file (GtkButton *button,
-                      GFile     *file)
-{
-  gtk_label_set_label (GTK_LABEL (gtk_button_get_child (button)), g_file_peek_path (file));
-  g_object_set_data_full (G_OBJECT (button), "file", g_object_ref (file), g_object_unref);
-}
-
-static void
-file_chooser_response (GtkNativeDialog *dialog,
-                       int              response,
-                       GtkButton       *button)
-{
-  gtk_native_dialog_hide (dialog);
-
-  if (response == GTK_RESPONSE_ACCEPT)
-    {
-      GFile *file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
-      file_button_set_file (button, file);
-      g_object_unref (file);
-
-      update_copy_button_sensitivity (gtk_widget_get_ancestor (GTK_WIDGET (button), GTK_TYPE_STACK));
-    }
-
-  gtk_native_dialog_destroy (dialog);
-}
-
-static void
-open_file_cb (GtkWidget *button)
-{
-  GtkFileChooserNative *chooser;
-
-  chooser = gtk_file_chooser_native_new ("Choose a file",
-                                         GTK_WINDOW (gtk_widget_get_ancestor (button, GTK_TYPE_WINDOW)),
-                                         GTK_FILE_CHOOSER_ACTION_OPEN,
-                                         "_Open",
-                                         "_Cancel");
-
-  g_signal_connect (chooser, "response", G_CALLBACK (file_chooser_response), button);
-  gtk_native_dialog_show (GTK_NATIVE_DIALOG (chooser));
-}
-
-static void
-update_paste_button_sensitivity (GdkClipboard *clipboard,
-                                 GtkWidget    *paste_button)
-{
-  GdkContentFormats *formats;
-  gboolean sensitive = FALSE;
-
-  formats = gdk_clipboard_get_formats (clipboard);
-
-  if (gdk_content_formats_contain_gtype (formats, G_TYPE_FILE) ||
-      gdk_content_formats_contain_gtype (formats, GDK_TYPE_RGBA) ||
-      gdk_content_formats_contain_gtype (formats, GDK_TYPE_TEXTURE) ||
-      gdk_content_formats_contain_gtype (formats, GDK_TYPE_PAINTABLE) ||
-      gdk_content_formats_contain_gtype (formats, G_TYPE_STRING))
-    sensitive = TRUE;
-
-  gtk_widget_set_sensitive (paste_button, sensitive);
-}
-
-static void
-unset_clipboard_handler (gpointer data)
-{
-  GdkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (data));
-
-  g_signal_handlers_disconnect_by_func (clipboard, update_paste_button_sensitivity, data);
-}
-
-static gboolean
-on_drop (GtkStack      *dest_stack,
-         const GValue  *value,
-         double         x,
-         double         y,
-         gpointer       data)
-{
-  present_value (dest_stack, value);
-  return TRUE;
-}
-
-static GdkContentProvider *
-drag_prepare (GtkDragSource *drag_source,
-              double         x,
-              double         y,
-              gpointer       data)
-{
-  GtkWidget *button;
-  GValue value = G_VALUE_INIT;
-
-  button = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (drag_source));
-
-  if (GTK_IS_TOGGLE_BUTTON (button))
-    {
-      GtkWidget *image = gtk_widget_get_first_child (button);
-      GdkPaintable *paintable = gtk_image_get_paintable (GTK_IMAGE (image));
-
-      if (GDK_IS_TEXTURE (paintable))
-        {
-          g_value_init (&value, GDK_TYPE_TEXTURE);
-          g_value_set_object (&value, paintable);
-        }
-      else
-        {
-          g_value_init (&value, GDK_TYPE_PAINTABLE);
-          g_value_set_object (&value, paintable);
-        }
-    }
-  else
-    {
-      GFile *file = g_object_get_data (G_OBJECT (button), "file");
-
-      if (file)
-        {
-          g_value_init (&value, G_TYPE_FILE);
-          g_value_set_object (&value, file);
-        }
-      else
-        return NULL;
-    }
-
-  return gdk_content_provider_new_for_value (&value);
+  /* Request the contents of the clipboard, contents_received will be
+     called when we do get the contents.
+   */
+  gdk_clipboard_read_text_async (clipboard, NULL, paste_received, entry);
 }
 
 GtkWidget *
 do_clipboard (GtkWidget *do_widget)
 {
-  static GtkWidget *window = NULL;
-
   if (!window)
     {
-      GtkBuilderScope *scope;
-      GtkBuilder *builder;
-      GtkWidget *button;
+      GtkWidget *vbox, *hbox;
+      GtkWidget *label;
+      GtkWidget *entry, *button;
+      GtkWidget *image;
 
-      scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, copy_button_clicked);
-      gtk_builder_cscope_add_callback (scope, paste_button_clicked);
-      gtk_builder_cscope_add_callback (scope, source_changed_cb);
-      gtk_builder_cscope_add_callback (scope, text_changed_cb);
-      gtk_builder_cscope_add_callback (scope, open_file_cb);
-      gtk_builder_cscope_add_callback (scope, on_drop);
-      gtk_builder_cscope_add_callback (scope, drag_prepare);
-      builder = gtk_builder_new ();
-      gtk_builder_set_scope (builder, scope);
-      gtk_builder_add_from_resource (builder, "/clipboard/clipboard.ui", NULL);
-
-      window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
+      window = gtk_window_new ();
+      gtk_window_set_display (GTK_WINDOW (window),
+                              gtk_widget_get_display (do_widget));
+      gtk_window_set_title (GTK_WINDOW (window), "Clipboard");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
-      gtk_window_set_display (GTK_WINDOW (window), gtk_widget_get_display (do_widget));
 
-      button = GTK_WIDGET (gtk_builder_get_object (builder, "copy_button"));
-      g_object_set_data (gtk_builder_get_object (builder, "source_stack"), "copy-button", button);
+      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+      gtk_widget_set_margin_start (vbox, 8);
+      gtk_widget_set_margin_end (vbox, 8);
+      gtk_widget_set_margin_top (vbox, 8);
+      gtk_widget_set_margin_bottom (vbox, 8);
 
-      button = GTK_WIDGET (gtk_builder_get_object (builder, "paste_button"));
-      g_signal_connect (gtk_widget_get_clipboard (button), "changed",
-                        G_CALLBACK (update_paste_button_sensitivity), button);
-      g_object_set_data_full (G_OBJECT (button), "clipboard-handler", button, unset_clipboard_handler);
+      gtk_window_set_child (GTK_WINDOW (window), vbox);
 
-      g_object_unref (builder);
-      g_object_unref (scope);
+      label = gtk_label_new ("\"Copy\" will copy the text\nin the entry to the clipboard");
+
+      gtk_box_append (GTK_BOX (vbox), label);
+
+      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+      gtk_widget_set_margin_start (hbox, 8);
+      gtk_widget_set_margin_end (hbox, 8);
+      gtk_widget_set_margin_top (hbox, 8);
+      gtk_widget_set_margin_bottom (hbox, 8);
+      gtk_box_append (GTK_BOX (vbox), hbox);
+
+      /* Create the first entry */
+      entry = gtk_entry_new ();
+      gtk_box_append (GTK_BOX (hbox), entry);
+
+      /* Create the button */
+      button = gtk_button_new_with_mnemonic (_("_Copy"));
+      gtk_box_append (GTK_BOX (hbox), button);
+      g_signal_connect (button, "clicked",
+                        G_CALLBACK (copy_button_clicked), entry);
+
+      label = gtk_label_new ("\"Paste\" will paste the text from the clipboard to the entry");
+      gtk_box_append (GTK_BOX (vbox), label);
+
+      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+      gtk_widget_set_margin_start (hbox, 8);
+      gtk_widget_set_margin_end (hbox, 8);
+      gtk_widget_set_margin_top (hbox, 8);
+      gtk_widget_set_margin_bottom (hbox, 8);
+      gtk_box_append (GTK_BOX (vbox), hbox);
+
+      /* Create the second entry */
+      entry = gtk_entry_new ();
+      gtk_box_append (GTK_BOX (hbox), entry);
+
+      /* Create the button */
+      button = gtk_button_new_with_mnemonic (_("_Paste"));
+      gtk_box_append (GTK_BOX (hbox), button);
+      g_signal_connect (button, "clicked",
+                        G_CALLBACK (paste_button_clicked), entry);
+
+      label = gtk_label_new ("Images can be transferred via the clipboard, too");
+      gtk_box_append (GTK_BOX (vbox), label);
+
+      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+      gtk_widget_set_margin_start (hbox, 8);
+      gtk_widget_set_margin_end (hbox, 8);
+      gtk_widget_set_margin_top (hbox, 8);
+      gtk_widget_set_margin_bottom (hbox, 8);
+      gtk_box_append (GTK_BOX (vbox), hbox);
+
+      /* Create the first image */
+      image = demo_image_new ("dialog-warning");
+      gtk_box_append (GTK_BOX (hbox), image);
+
+      /* Create the second image */
+      image = demo_image_new ("process-stop");
+      gtk_box_append (GTK_BOX (hbox), image);
+
+      /* Create the third image */
+      image = demo_image_new ("weather-clear");
+      gtk_box_append (GTK_BOX (hbox), image);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/clipboard.ui

@@ -1,288 +0,0 @@
-
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkWindow" id="window">
-    <property name="resizable">1</property>
-    <property name="title">Clipboard</property>
-    <child>
-      <object class="GtkBox">
-        <property name="orientation">vertical</property>
-        <property name="margin-start">12</property>
-        <property name="margin-end">12</property>
-        <property name="margin-top">12</property>
-        <property name="margin-bottom">12</property>
-        <property name="spacing">12</property>
-        <child>
-          <object class="GtkLabel">
-            <property name="label">“Copy” will copy the selected data the clipboard, “Paste” will show the current clipboard contents. You can also drag the data to the bottom.</property>
-            <property name="wrap">1</property>
-            <property name="max-width-chars">40</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkBox">
-            <property name="spacing">12</property>
-            <child>
-              <object class="GtkDropDown" id="source_chooser">
-                <property name="valign">center</property>
-                <property name="model">
-                  <object class="GtkStringList">
-                    <items>
-                      <item>Text</item>
-                      <item>Color</item>
-                      <item>Image</item>
-                      <item>File</item>
-                    </items>
-                  </object>
-                </property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStack" id="source_stack">
-                <signal name="notify::visible-child" handler="source_changed_cb" object="copy_button"/>
-                <property name="vexpand">1</property>
-                <binding name="visible-child-name">
-                  <lookup name="string" type="GtkStringObject">
-                    <lookup name="selected-item">
-                      source_chooser
-                    </lookup>
-                  </lookup>
-                </binding>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">Text</property>
-                    <property name="child">
-                      <object class="GtkEntry" id="source_text">
-                        <property name="valign">center</property>
-                        <signal name="notify::text" handler="text_changed_cb" object="copy_button"/>
-                        <property name="text">Copy this!</property>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">Color</property>
-                    <property name="child">
-                      <object class="GtkColorButton" id="source_color">
-                        <property name="valign">center</property>
-                        <property name="rgba">purple</property>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">Image</property>
-                    <property name="child">
-                      <object class="GtkBox">
-                        <property name="valign">center</property>
-                        <style>
-                          <class name="linked"/>
-                        </style>
-                        <child>
-                          <object class="GtkToggleButton" id="image_rose">
-                            <property name="active">1</property>
-                            <child>
-                              <object class="GtkDragSource">
-                                <signal name="prepare" handler="drag_prepare"/>
-                              </object>
-                            </child>
-                            <child>
-                              <object class="GtkImage">
-                                <style>
-                                  <class name="large-icons"/>
-                                </style>
-                                <property name="paintable">resource:///transparent/portland-rose.jpg</property>
-                              </object>
-                            </child>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkToggleButton" id="image_floppy">
-                            <property name="group">image_rose</property>
-                            <child>
-                              <object class="GtkDragSource">
-                                <signal name="prepare" handler="drag_prepare"/>
-                              </object>
-                            </child>
-                            <child>
-                              <object class="GtkImage">
-                                <style>
-                                  <class name="large-icons"/>
-                                </style>
-                                <property name="paintable">resource:///images/floppybuddy.gif</property>
-                              </object>
-                            </child>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkToggleButton" id="image_logo">
-                            <property name="group">image_floppy</property>
-                            <child>
-                              <object class="GtkDragSource">
-                                <signal name="prepare" handler="drag_prepare"/>
-                              </object>
-                            </child>
-                            <child>
-                              <object class="GtkImage">
-                                <style>
-                                  <class name="large-icons"/>
-                                </style>
-                                <property name="paintable">resource:///images/org.gtk.Demo4.svg</property>
-                              </object>
-                            </child>
-                          </object>
-                        </child>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">File</property>
-                    <property name="child">
-                      <object class="GtkButton" id="source_file">
-                        <child>
-                          <object class="GtkDragSource">
-                            <property name="propagation-phase">capture</property>
-                            <signal name="prepare" handler="drag_prepare"/>
-                          </object>
-                        </child>
-                        <property name="valign">center</property>
-                        <property name="child">
-                          <object class="GtkLabel">
-                            <property name="label">—</property>
-                            <property name="xalign">0</property>
-                            <property name="ellipsize">start</property>
-                          </object>
-                        </property>
-                        <signal name="clicked" handler="open_file_cb"/>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-              </object>
-            </child>
-            <child>
-              <object class="GtkButton" id="copy_button">
-                <property name="valign">center</property>
-                <property name="label" translatable="yes">_Copy</property>
-                <signal name="clicked" handler="copy_button_clicked" object="source_stack"/>
-                <property name="use-underline">1</property>
-              </object>
-            </child>
-          </object>
-        </child>
-        <child>
-          <object class="GtkSeparator">
-          </object>
-        </child>
-        <child>
-          <object class="GtkBox">
-            <property name="spacing">12</property>
-            <child>
-              <object class="GtkDropTarget">
-                <property name="actions">copy</property>
-                <property name="formats">GdkTexture GdkPaintable GFile GdkRGBA gchararray</property>
-                <signal name="drop" handler="on_drop" object="dest_stack"/>
-              </object>
-            </child>
-            <child>
-              <object class="GtkButton" id="paste_button">
-                <property name="label" translatable="yes">_Paste</property>
-                <signal name="clicked" handler="paste_button_clicked" object="dest_stack"/>
-                <property name="use-underline">1</property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkLabel">
-                <property name="xalign">0</property>
-                <binding name="label">
-                  <lookup name="visible-child-name" type="GtkStack">
-                    dest_stack
-                  </lookup>
-                </binding>
-              </object>
-            </child>
-            <child>
-              <object class="GtkStack" id="dest_stack">
-                <property name="halign">end</property>
-                <property name="valign">center</property>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name"></property>
-                    <property name="child">
-                      <object class="GtkLabel">
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">Text</property>
-                    <property name="child">
-                      <object class="GtkLabel">
-                        <property name="halign">end</property>
-                        <property name="valign">center</property>
-                        <property name="xalign">0</property>
-                        <property name="ellipsize">end</property>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">Image</property>
-                    <property name="child">
-                      <object class="GtkImage">
-                        <property name="halign">end</property>
-                        <property name="valign">center</property>
-                        <style>
-                          <class name="large-icons"/>
-                        </style>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">Color</property>
-                    <property name="child">
-                      <object class="GtkBox">
-                        <property name="halign">end</property>
-                        <property name="valign">center</property>
-                        <child>
-                          <object class="GtkColorSwatch">
-                            <property name="accessible-role">img</property>
-                            <property name="can-focus">0</property>
-                            <property name="selectable">0</property>
-                            <property name="has-menu">0</property>
-                          </object>
-                        </child>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkStackPage">
-                    <property name="name">File</property>
-                    <property name="child">
-                      <object class="GtkLabel">
-                        <property name="halign">end</property>
-                        <property name="valign">center</property>
-                        <property name="xalign">0</property>
-                        <property name="hexpand">1</property>
-                        <property name="ellipsize">start</property>
-                      </object>
-                    </property>
-                  </object>
-                </child>
-              </object>
-            </child>
-          </object>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

demos/gtk-demo/combobox.c

@@ -260,13 +260,12 @@ mask_entry_set_background (MaskEntry *entry)
     {
       if (!g_regex_match_simple (entry->mask, gtk_editable_get_text (GTK_EDITABLE (entry)), 0, 0))
         {
-          Pango2AttrList *attrs;
-          Pango2Color color = { 65535, 32767, 32767, 65535 };
+          PangoAttrList *attrs;
 
-          attrs = pango2_attr_list_new ();
-          pango2_attr_list_insert (attrs, pango2_attr_foreground_new (&color));
+          attrs = pango_attr_list_new ();
+          pango_attr_list_insert (attrs, pango_attr_foreground_new (65535, 32767, 32767));
           gtk_entry_set_attributes (GTK_ENTRY (entry), attrs);
-          pango2_attr_list_unref (attrs);
+          pango_attr_list_unref (attrs);
           return;
         }
     }

demos/gtk-demo/css_basics.c

@@ -84,11 +84,11 @@ do_css_basics (GtkWidget *do_widget)
       text = gtk_text_buffer_new (NULL);
       gtk_text_buffer_create_tag (text,
                                   "warning",
-                                  "underline", PANGO2_LINE_STYLE_SOLID,
+                                  "underline", PANGO_UNDERLINE_SINGLE,
                                   NULL);
       gtk_text_buffer_create_tag (text,
                                   "error",
-                                  "underline", PANGO2_LINE_STYLE_DOTTED,
+                                  "underline", PANGO_UNDERLINE_ERROR,
                                   NULL);
 
       provider = GTK_STYLE_PROVIDER (gtk_css_provider_new ());

demos/gtk-demo/css_multiplebgs.c

@@ -122,11 +122,11 @@ do_css_multiplebgs (GtkWidget *do_widget)
       text = gtk_text_buffer_new (NULL);
       gtk_text_buffer_create_tag (text,
                                   "warning",
-                                  "underline", PANGO2_LINE_STYLE_SOLID,
+                                  "underline", PANGO_UNDERLINE_SINGLE,
                                   NULL);
       gtk_text_buffer_create_tag (text,
                                   "error",
-                                  "underline", PANGO2_LINE_STYLE_DOTTED,
+                                  "underline", PANGO_UNDERLINE_ERROR,
                                   NULL);
 
       provider = GTK_STYLE_PROVIDER (gtk_css_provider_new ());

demos/gtk-demo/css_pixbufs.c

@@ -93,11 +93,11 @@ do_css_pixbufs (GtkWidget *do_widget)
       text = gtk_text_buffer_new (NULL);
       gtk_text_buffer_create_tag (text,
                                   "warning",
-                                  "underline", PANGO2_LINE_STYLE_SOLID,
+                                  "underline", PANGO_UNDERLINE_SINGLE,
                                   NULL);
       gtk_text_buffer_create_tag (text,
                                   "error",
-                                  "underline", PANGO2_LINE_STYLE_DOTTED,
+                                  "underline", PANGO_UNDERLINE_ERROR,
                                   NULL);
 
       provider = GTK_STYLE_PROVIDER (gtk_css_provider_new ());

demos/gtk-demo/css_shadows.c

@@ -111,11 +111,11 @@ do_css_shadows (GtkWidget *do_widget)
       text = gtk_text_buffer_new (NULL);
       gtk_text_buffer_create_tag (text,
                                   "warning",
-                                  "underline", PANGO2_LINE_STYLE_SOLID,
+                                  "underline", PANGO_UNDERLINE_SINGLE,
                                   NULL);
       gtk_text_buffer_create_tag (text,
                                   "error",
-                                  "underline", PANGO2_LINE_STYLE_DOTTED,
+                                  "underline", PANGO_UNDERLINE_ERROR,
                                   NULL);
 
       provider = GTK_STYLE_PROVIDER (gtk_css_provider_new ());

demos/gtk-demo/curve-editor.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define CURVE_TYPE_EDITOR (curve_editor_get_type ())
+G_DECLARE_FINAL_TYPE (CurveEditor, curve_editor, CURVE, EDITOR, GtkWidget)
+
+GtkWidget *       curve_editor_new              (void);
+
+void              curve_editor_set_edit         (CurveEditor *self,
+                                                 gboolean     edit);
+
+void              curve_editor_set_path         (CurveEditor *self,
+                                                 GskPath     *path);
+
+GskPath *         curve_editor_get_path         (CurveEditor *self);
+
+void              curve_editor_set_stroke       (CurveEditor *self,
+                                                 GskStroke   *stroke);
+
+const GskStroke * curve_editor_get_stroke       (CurveEditor *self);
+
+
+void              curve_editor_set_color        (CurveEditor *self,
+                                                 GdkRGBA     *color);
+
+const GdkRGBA *   curve_editor_get_color        (CurveEditor *self);
+
+gboolean          curve_editor_get_show_outline (CurveEditor *self);
+
+void              curve_editor_set_show_outline (CurveEditor *self,
+                                                 gboolean     show_outline);
+
+G_END_DECLS

demos/gtk-demo/curve.c

@@ -0,0 +1,272 @@
+/* Path/Curve Editor
+ *
+ * This demo shows an elaborate curve editor that you would expect to find
+ * in a vector graphics editor. It is built on top of GTK's path APIs.
+ */
+
+#include <gtk/gtk.h>
+#include "curve-editor.h"
+
+
+static GskPath *
+make_circle_path (void)
+{
+  float w = 310;
+  float h = 310;
+  float cx = w / 2;
+  float cy = h / 2;
+  float pad = 20;
+  float r = (w - 2 * pad) / 2;
+  float k = 0.55228;
+  float kr = k  * r;
+  GskPathBuilder *builder;
+
+  builder = gsk_path_builder_new ();
+
+  gsk_path_builder_move_to (builder,  cx, pad);
+  gsk_path_builder_curve_to (builder, cx + kr, pad,
+                                      w - pad, cy - kr,
+                                      w - pad, cy);
+  gsk_path_builder_curve_to (builder, w - pad, cy + kr,
+                                      cx + kr, h - pad,
+                                      cx, h - pad);
+  gsk_path_builder_curve_to (builder, cx - kr, h - pad,
+                                      pad, cy + kr,
+                                      pad, cy);
+  gsk_path_builder_curve_to (builder, pad, cy - kr,
+                                      cx - kr, pad,
+                                      cx, pad);
+  gsk_path_builder_close (builder);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+static void
+edit_changed (GtkToggleButton *button,
+              GParamSpec      *pspec,
+              CurveEditor     *editor)
+{
+  curve_editor_set_edit (editor, gtk_toggle_button_get_active (button));
+}
+
+static void
+reset (GtkButton   *button,
+       CurveEditor *editor)
+{
+  GskPath *path;
+
+  path = make_circle_path ();
+  curve_editor_set_path (editor, path);
+  gsk_path_unref (path);
+}
+
+static void
+line_width_changed (GtkSpinButton *spin,
+                    CurveEditor   *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_line_width (stroke, gtk_spin_button_get_value (spin));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+cap_changed (GtkDropDown *combo,
+             GParamSpec  *pspec,
+             CurveEditor *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_line_cap (stroke, (GskLineCap)gtk_drop_down_get_selected (combo));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+join_changed (GtkDropDown *combo,
+              GParamSpec  *pspec,
+              CurveEditor *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_line_join (stroke, (GskLineJoin)gtk_drop_down_get_selected (combo));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+color_changed (GtkColorChooser *chooser,
+               GParamSpec      *pspec,
+               CurveEditor     *editor)
+{
+  GdkRGBA color;
+
+  gtk_color_chooser_get_rgba (chooser, &color);
+  curve_editor_set_color (editor, &color);
+}
+
+static void
+stroke_toggled (GtkCheckButton *button,
+                CurveEditor    *editor)
+{
+  curve_editor_set_show_outline (editor, gtk_check_button_get_active (button));
+  gtk_widget_queue_draw (GTK_WIDGET (editor));
+}
+
+static void
+limit_changed (GtkSpinButton *spin,
+               CurveEditor   *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_miter_limit (stroke, gtk_spin_button_get_value (spin));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+dashes_changed (GtkEntry    *entry,
+                GParamSpec  *spec,
+                CurveEditor *editor)
+{
+  const char *text;
+  char **split;
+  GArray *dash;
+  GskStroke *stroke;
+
+  text = gtk_editable_get_text (GTK_EDITABLE (entry));
+  split = g_strsplit (text, " ", 0);
+
+  dash = g_array_new (FALSE, FALSE, sizeof (float));
+  for (int i = 0; split[i] != NULL; i++)
+    {
+      double d;
+      char *endp = 0;
+
+      d = g_strtod (split[i], &endp);
+      if (*endp == '\0')
+        g_array_append_vals (dash, (float[1]) { d }, 1);
+    }
+
+  g_strfreev (split);
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_dash (stroke, (const float *)dash->data, dash->len);
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+
+  g_array_free (dash, TRUE);
+}
+
+GtkWidget *
+do_curve (GtkWidget *do_widget)
+{
+  static GtkWidget *window = NULL;
+  GtkWidget *demo;
+  GtkWidget *edit_toggle;
+  GtkWidget *reset_button;
+  GtkWidget *titlebar;
+  GtkWidget *stroke_toggle;
+  GtkWidget *line_width_spin;
+  GtkWidget *stroke_button;
+  GtkWidget *popover;
+  GtkWidget *grid;
+  GtkWidget *cap_combo;
+  GtkWidget *join_combo;
+  GtkWidget *color_button;
+  GtkWidget *limit_spin;
+  GtkWidget *dash_entry;
+
+  if (!window)
+    {
+      window = gtk_window_new ();
+      gtk_window_set_title (GTK_WINDOW (window), "Curve Editor");
+      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
+      gtk_window_set_default_size (GTK_WINDOW (window), 310, 350);
+
+      edit_toggle = gtk_toggle_button_new ();
+      gtk_button_set_icon_name (GTK_BUTTON (edit_toggle), "document-edit-symbolic");
+
+      reset_button = gtk_button_new_from_icon_name ("edit-undo-symbolic");
+
+      stroke_button = gtk_menu_button_new ();
+      gtk_menu_button_set_icon_name (GTK_MENU_BUTTON (stroke_button), "open-menu-symbolic");
+      popover = gtk_popover_new ();
+      gtk_menu_button_set_popover (GTK_MENU_BUTTON (stroke_button), popover);
+
+      grid = gtk_grid_new ();
+      gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
+      gtk_grid_set_column_spacing (GTK_GRID (grid), 6);
+      gtk_popover_set_child (GTK_POPOVER (popover), grid);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Color:"), 0, 0, 1, 1);
+      color_button = gtk_color_button_new_with_rgba (&(GdkRGBA){ 0., 0., 0., 1.});
+      gtk_grid_attach (GTK_GRID (grid), color_button, 1, 0, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Line width:"), 0, 1, 1, 1);
+      line_width_spin = gtk_spin_button_new_with_range (1, 20, 1);
+      gtk_spin_button_set_value (GTK_SPIN_BUTTON (line_width_spin), 1);
+      gtk_grid_attach (GTK_GRID (grid), line_width_spin, 1, 1, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Line cap:"), 0, 2, 1, 1);
+      cap_combo = gtk_drop_down_new_from_strings ((const char *[]){"Butt", "Round", "Square", NULL});
+      gtk_grid_attach (GTK_GRID (grid), cap_combo, 1, 2, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Line join:"), 0, 3, 1, 1);
+      join_combo = gtk_drop_down_new_from_strings ((const char *[]){"Miter", "Miter-clip", "Round", "Bevel", "Arcs", NULL});
+      gtk_grid_attach (GTK_GRID (grid), join_combo, 1, 3, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Miter limit:"), 0, 4, 1, 1);
+      limit_spin = gtk_spin_button_new_with_range (0, 10, 1);
+      gtk_spin_button_set_digits (GTK_SPIN_BUTTON (limit_spin), 1);
+      gtk_spin_button_set_value (GTK_SPIN_BUTTON (limit_spin), 4);
+      gtk_grid_attach (GTK_GRID (grid), limit_spin, 1, 4, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Dashes:"), 0, 5, 1, 1);
+      dash_entry = gtk_entry_new ();
+      gtk_grid_attach (GTK_GRID (grid), dash_entry, 1, 5, 1, 1);
+
+      stroke_toggle = gtk_check_button_new_with_label ("Show outline");
+      gtk_grid_attach (GTK_GRID (grid), stroke_toggle, 1, 6, 1, 1);
+
+      titlebar = gtk_header_bar_new ();
+      gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), edit_toggle);
+      gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), reset_button);
+      gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), stroke_button);
+
+      gtk_window_set_titlebar (GTK_WINDOW (window), titlebar);
+
+      demo = curve_editor_new ();
+
+      g_signal_connect (stroke_toggle, "toggled", G_CALLBACK (stroke_toggled), demo);
+      g_signal_connect (edit_toggle, "notify::active", G_CALLBACK (edit_changed), demo);
+      g_signal_connect (reset_button, "clicked", G_CALLBACK (reset), demo);
+      g_signal_connect (cap_combo, "notify::selected", G_CALLBACK (cap_changed), demo);
+      g_signal_connect (join_combo, "notify::selected", G_CALLBACK (join_changed), demo);
+      g_signal_connect (color_button, "notify::rgba", G_CALLBACK (color_changed), demo);
+      g_signal_connect (line_width_spin, "value-changed", G_CALLBACK (line_width_changed), demo);
+      g_signal_connect (limit_spin, "value-changed", G_CALLBACK (limit_changed), demo);
+      g_signal_connect (dash_entry, "notify::text", G_CALLBACK (dashes_changed), demo);
+
+      reset (NULL, CURVE_EDITOR (demo));
+
+      gtk_spin_button_set_value (GTK_SPIN_BUTTON (line_width_spin), 6);
+      gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (color_button), &(GdkRGBA) { 1, 0, 0, 1 });
+      gtk_drop_down_set_selected (GTK_DROP_DOWN (cap_combo), GSK_LINE_CAP_ROUND);
+      gtk_editable_set_text (GTK_EDITABLE (dash_entry), "0 8");
+
+      gtk_window_set_child (GTK_WINDOW (window), demo);
+    }
+
+  if (!gtk_widget_get_visible (window))
+    gtk_widget_show (window);
+  else
+    gtk_window_destroy (GTK_WINDOW (window));
+
+  return window;
+}

demos/gtk-demo/demo.gresource.xml

@@ -15,7 +15,6 @@
     <file>demo.ui</file>
   </gresource>
   <gresource prefix="/clipboard">
-    <file>clipboard.ui</file>
     <file>demoimage.c</file>
     <file>demoimage.h</file>
   </gresource>
@@ -250,6 +249,10 @@
   <gresource prefix="/video-player">
     <file>bbb.png</file>
   </gresource>
+  <gresource prefix="/curve">
+    <file>curve-editor.c</file>
+    <file>curve-editor.h</file>
+  </gresource>
   <gresource prefix="/sources">
     <file>application_demo.c</file>
     <file>assistant.c</file>
@@ -267,6 +270,7 @@
     <file>css_pixbufs.c</file>
     <file>css_shadows.c</file>
     <file>cursors.c</file>
+    <file>curve.c</file>
     <file>dialog.c</file>
     <file>drawingarea.c</file>
     <file>dropdown.c</file>
@@ -287,6 +291,7 @@
     <file>gears.c</file>
     <file>gestures.c</file>
     <file>glarea.c</file>
+    <file>glyphs.c</file>
     <file>gltransition.c</file>
     <file>headerbar.c</file>
     <file>hypertext.c</file>
@@ -325,11 +330,13 @@
     <file>paintable_symbolic.c</file>
     <file>panes.c</file>
     <file>password_entry.c</file>
+    <file>path_fill.c</file>
+    <file>path_maze.c</file>
+    <file>path_text.c</file>
     <file>peg_solitaire.c</file>
     <file>pickers.c</file>
     <file>printing.c</file>
     <file>revealer.c</file>
-    <file>read_more.c</file>
     <file>rotated_text.c</file>
     <file>scale.c</file>
     <file>search_entry.c</file>
@@ -376,7 +383,7 @@
     <file>glarea-gles.vs.glsl</file>
   </gresource>
   <gresource prefix="/font_features">
-    <file>font_features.ui</file>
+    <file>font-features.ui</file>
     <file>fontplane.c</file>
   </gresource>
   <gresource prefix="/spinbutton">
@@ -410,6 +417,9 @@
   <gresource prefix="/fontrendering">
     <file>fontrendering.ui</file>
   </gresource>
+  <gresource prefix="/path_text">
+    <file>path_text.ui</file>
+  </gresource>
   <gresource prefix="/org/gtk/Demo4">
     <file>icons/16x16/actions/application-exit.png</file>
     <file>icons/16x16/actions/document-new.png</file>

demos/gtk-demo/dropdown.c

@@ -263,7 +263,7 @@ drop_down_new_from_strings (const char *const *titles,
 static char *
 get_family_name (gpointer item)
 {
-  return g_strdup (pango2_font_family_get_name (PANGO2_FONT_FAMILY (item)));
+  return g_strdup (pango_font_family_get_name (PANGO_FONT_FAMILY (item)));
 }
 
 static char *
@@ -326,8 +326,8 @@ bind_highlight_item (GtkSignalListItemFactory *factory,
 {
   MatchObject *obj;
   GtkWidget *label;
-  Pango2AttrList *attrs;
-  Pango2Attribute *attr;
+  PangoAttrList *attrs;
+  PangoAttribute *attr;
   const char *str;
 
   obj = MATCH_OBJECT (gtk_list_item_get_item (item));
@@ -336,14 +336,13 @@ bind_highlight_item (GtkSignalListItemFactory *factory,
   str = match_object_get_string (obj);
 
   gtk_label_set_label (GTK_LABEL (label), str);
-  attrs = pango2_attr_list_new ();
-  attr = pango2_attr_weight_new (PANGO2_WEIGHT_BOLD);
-  pango2_attribute_set_range (attr,
-                             match_object_get_match_start (obj),
-                             match_object_get_match_end (obj));
-  pango2_attr_list_insert (attrs, attr);
+  attrs = pango_attr_list_new ();
+  attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
+  attr->start_index = match_object_get_match_start (obj);
+  attr->end_index = match_object_get_match_end (obj);
+  pango_attr_list_insert (attrs, attr);
   gtk_label_set_attributes (GTK_LABEL (label), attrs);
-  pango2_attr_list_unref (attrs);
+  pango_attr_list_unref (attrs);
 }
 
 static void
@@ -435,7 +434,7 @@ do_dropdown (GtkWidget *do_widget)
 
       button = gtk_drop_down_new (NULL, NULL);
 
-      model = G_LIST_MODEL (pango2_font_map_get_default ());
+      model = G_LIST_MODEL (pango_cairo_font_map_get_default ());
       gtk_drop_down_set_model (GTK_DROP_DOWN (button), model);
       gtk_drop_down_set_selected (GTK_DROP_DOWN (button), 0);
 

demos/gtk-demo/errorstates.c

@@ -90,9 +90,12 @@ do_errorstates (GtkWidget *do_widget)
       toplevel = GTK_WIDGET (gtk_widget_get_root (do_widget));
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, validate_more_details);
-      gtk_builder_cscope_add_callback (scope, mode_switch_state_set);
-      gtk_builder_cscope_add_callback (scope, level_scale_value_changed);
+      gtk_builder_cscope_add_callback_symbols (GTK_BUILDER_CSCOPE (scope),
+              "validate_more_details", G_CALLBACK (validate_more_details),
+              "mode_switch_state_set", G_CALLBACK (mode_switch_state_set),
+              "level_scale_value_changed", G_CALLBACK (level_scale_value_changed),
+              NULL);
+
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
       gtk_builder_expose_object (builder, "toplevel", G_OBJECT (toplevel));

demos/gtk-demo/font-features.ui

@@ -0,0 +1,190 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window">
+    <property name="default-width">600</property>
+    <property name="default-height">500</property>
+    <property name="title">Font Explorer</property>
+    <child type="titlebar">
+      <object class="GtkHeaderBar">
+        <child>
+          <object class="GtkButton" id="reset">
+            <property name="receives-default">1</property>
+            <property name="tooltip-text">Reset</property>
+            <property name="icon-name">view-refresh-symbolic</property>
+            <signal name="clicked" handler="font_features_reset_features" swapped="no"/>
+          </object>
+        </child>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox">
+        <child>
+          <object class="GtkScrolledWindow">
+            <property name="hscrollbar-policy">never</property>
+            <child>
+              <object class="GtkViewport">
+                <child>
+                  <object class="GtkBox">
+                    <property name="margin-start">10</property>
+                    <property name="margin-end">10</property>
+                    <property name="margin-top">10</property>
+                    <property name="margin-bottom">10</property>
+                    <property name="orientation">vertical</property>
+                    <property name="spacing">6</property>
+                    <child>
+                      <object class="GtkFontButton" id="font">
+                        <property name="receives-default">1</property>
+                        <property name="font">Sans 12</property>
+                        <property name="level">family|style|size|variations|features</property>
+                        <signal name="font-set" handler="font_features_font_changed" swapped="no"/>
+                      </object>
+                    </child>
+                    <child>
+                      <object class="GtkExpander">
+                        <child type="label">
+                          <object class="GtkLabel">
+                            <property name="xalign">0</property>
+                            <property name="label" translatable="yes">Font Features</property>
+                            <attributes>
+                              <attribute name="weight" value="bold"></attribute>
+                            </attributes>
+                          </object>
+                        </child>
+                        <child>
+                          <object class="GtkBox" id="feature_list">
+                            <property name="orientation">vertical</property>
+                            <child>
+                              <object class="GtkComboBox" id="script_lang">
+                                <property name="margin-top">10</property>
+                                <signal name="changed" handler="font_features_script_changed" swapped="no"/>
+                                <child>
+                                  <object class="GtkCellRendererText"/>
+                                  <attributes>
+                                    <attribute name="text">0</attribute>
+                                  </attributes>
+                                </child>
+                              </object>
+                            </child>
+                          </object>
+                        </child>
+                      </object>
+                    </child>
+                    <child>
+                      <object class="GtkExpander">
+                        <child type="label">
+                          <object class="GtkLabel" id="variations_heading">
+                            <property name="label" translatable="yes">Font Variations</property>
+                            <property name="xalign">0</property>
+                            <attributes>
+                              <attribute name="weight" value="bold"></attribute>
+                            </attributes>
+                          </object>
+                        </child>
+                        <child>
+                          <object class="GtkGrid" id="variations_grid">
+                            <property name="column-spacing">10</property>
+                            <property name="row-spacing">10</property>
+                          </object>
+                        </child>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+                <style>
+                  <class name="view"/>
+                </style>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkBox">
+            <property name="orientation">vertical</property>
+            <property name="hexpand">1</property>
+            <property name="vexpand">1</property>
+            <property name="margin-start">20</property>
+            <property name="margin-end">20</property>
+            <property name="margin-top">20</property>
+            <property name="margin-bottom">20</property>
+            <property name="spacing">20</property>
+            <child>
+              <object class="GtkStack" id="stack">
+                <child>
+                  <object class="GtkStackPage">
+                    <property name="name">label</property>
+                    <property name="child">
+                      <object class="GtkLabel" id="label">
+                        <property name="wrap">1</property>
+                        <property name="xalign">0</property>
+                        <property name="yalign">0</property>
+                        <property name="valign">start</property>
+                        <property name="selectable">1</property>
+                      </object>
+                    </property>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkStackPage">
+                    <property name="name">entry</property>
+                    <property name="child">
+                      <object class="GtkEntry" id="entry">
+                        <property name="text">Grumpy wizards make toxic brew for the evil Queen and Jack. A quick movement of the enemy will jeopardize six gunboats. The job of waxing linoleum frequently peeves chintzy kids. My girl wove six dozen plaid jackets before she quit. Twelve ziggurats quickly jumped a finch box.
+
+Разъяренный чтец эгоистично бьёт пятью жердями шустрого фехтовальщика. Наш банк вчера же выплатил Ф.Я. Эйхгольду комиссию за ценные вещи. Эх, чужак, общий съём цен шляп (юфть) – вдрызг! В чащах юга жил бы цитрус? Да, но фальшивый экземпляр!
+
+Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός</property>
+                        <signal name="activate" handler="font_features_stop_edit"/>
+                        <property name="valign">start</property>
+                        <property name="width-chars">50</property>
+                      </object>
+                    </property>
+                  </object>
+                </child>
+              </object>
+            </child>
+            <child>
+              <object class="GtkLabel" id="settings">
+                <property name="wrap">1</property>
+                <property name="xalign">0</property>
+                <property name="valign">end</property>
+                <property name="width-chars">50</property>
+                <property name="max-width-chars">50</property>
+                <property name="hexpand">1</property>
+                <property name="vexpand">1</property>
+                <style>
+                  <class name="monospace"/>
+                </style>
+              </object>
+            </child>
+            <child>
+              <object class="GtkBox">
+                <property name="spacing">10</property>
+                <child>
+                  <object class="GtkLabel" id="description">
+                    <property name="wrap">1</property>
+                    <property name="xalign">0</property>
+                    <property name="valign">end</property>
+                    <property name="width-chars">50</property>
+                    <property name="max-width-chars">50</property>
+                    <property name="hexpand">1</property>
+                    <style>
+                      <class name="monospace"/>
+                    </style>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkToggleButton" id="edit_toggle">
+                    <property name="icon-name">document-edit-symbolic</property>
+                    <property name="halign">end</property>
+                    <property name="valign">end</property>
+                    <signal name="toggled" handler="font_features_toggle_edit"/>
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>

demos/gtk-demo/font_features.c.rej

@@ -1,65 +0,0 @@
---- demos/gtk-demo/font_features.c
-+++ demos/gtk-demo/font_features.c
-@@ -434,7 +434,7 @@ static void
- update_display (void)
- {
-   GString *s;
--  const char *text;
-+  char *text;
-   gboolean has_feature;
-   GtkTreeIter iter;
-   GtkTreeModel *model;
-@@ -452,8 +452,12 @@ update_display (void)
-   gboolean do_waterfall;
-   GString *waterfall;
-   char *palette;
-+  GtkTextBuffer *buffer;
-+  GtkTextIter start_iter, end_iter;
- 
--  text = gtk_editable_get_text (GTK_EDITABLE (demo->the_entry));
-+  buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (demo->the_entry));
-+  gtk_text_buffer_get_bounds (buffer, &start_iter, &end_iter);
-+  text = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE);
-   text_len = strlen (text);
- 
-   do_waterfall = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (demo->waterfall_toggle));
-@@ -631,6 +635,8 @@ update_display (void)
-   pango2_font_description_free (desc);
-   g_free (features);
-   pango2_attr_list_unref (attrs);
-+
-+  g_free (text);
- }
- 
- static Pango2Font *
-@@ -1603,8 +1609,12 @@ font_features_toggle_edit (void)
- {
-   if (strcmp (gtk_stack_get_visible_child_name (GTK_STACK (demo->stack)), "entry") != 0)
-     {
-+      GtkTextBuffer *buffer;
-+      GtkTextIter start, end;
-       g_free (demo->text);
--      demo->text = g_strdup (gtk_editable_get_text (GTK_EDITABLE (demo->the_entry)));
-+      buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (demo->the_entry));
-+      gtk_text_buffer_get_bounds (buffer, &start, &end);
-+      demo->text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
-       gtk_stack_set_visible_child_name (GTK_STACK (demo->stack), "entry");
-       gtk_widget_grab_focus (demo->the_entry);
-       gtk_adjustment_set_value (gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (demo->swin)), 0);
-@@ -1632,7 +1642,7 @@ entry_key_press (GtkEventController *controller,
- {
-   if (keyval == GDK_KEY_Escape)
-     {
--      gtk_editable_set_text (GTK_EDITABLE (entry), demo->text);
-+      gtk_text_buffer_set_text (gtk_text_view_get_buffer (GTK_TEXT_VIEW (demo->the_entry)), demo->text, -1);
-       return GDK_EVENT_STOP;
-     }
- 
-@@ -1701,7 +1711,6 @@ do_font_features (GtkWidget *do_widget)
-       basic_value_changed (demo->line_height_adjustment, demo->line_height_entry);
- 
-       controller = gtk_event_controller_key_new ();
--      g_object_set_data_full (G_OBJECT (demo->the_entry), "controller", g_object_ref (controller), g_object_unref);
-       g_signal_connect (controller, "key-pressed", G_CALLBACK (entry_key_press), demo->the_entry);
-       gtk_widget_add_controller (demo->the_entry, controller);
- 

demos/gtk-demo/font_features.ui

@@ -1,476 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkAdjustment" id="size_adjustment">
-    <property name="lower">7</property>
-    <property name="upper">100</property>
-    <property name="value">14</property>
-    <property name="step_increment">0.5</property>
-    <property name="page_increment">10</property>
-    <signal name="value-changed" handler="basic_value_changed" object="size_entry" swapped="false"/>
-  </object>
-  <object class="GtkAdjustment" id="letterspacing_adjustment">
-    <property name="lower">-1024</property>
-    <property name="upper">8192</property>
-    <property name="value">0</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">512</property>
-    <signal name="value-changed" handler="basic_value_changed" object="letterspacing_entry" swapped="false"/>
-  </object>
-  <object class="GtkAdjustment" id="line_height_adjustment">
-    <property name="lower">0.75</property>
-    <property name="upper">2.5</property>
-    <property name="value">1.0</property>
-    <property name="step_increment">0.1</property>
-    <property name="page_increment">1</property>
-    <signal name="value-changed" handler="basic_value_changed" object="line_height_entry" swapped="false"/>
-  </object>
-  <object class="GtkWindow" id="window">
-    <property name="default-width">600</property>
-    <property name="default-height">500</property>
-    <property name="title">Font Explorer</property>
-    <child type="titlebar">
-      <object class="GtkHeaderBar">
-        <child>
-          <object class="GtkButton" id="reset">
-            <property name="receives-default">1</property>
-            <property name="tooltip-text">Reset</property>
-            <property name="icon-name">view-refresh-symbolic</property>
-            <signal name="clicked" handler="font_features_reset_basic" swapped="no"/>
-            <signal name="clicked" handler="font_features_reset_features" swapped="no"/>
-            <signal name="clicked" handler="font_features_reset_variations" swapped="no"/>
-            <signal name="clicked" handler="font_features_reset_colors" swapped="no"/>
-          </object>
-        </child>
-      </object>
-    </child>
-    <child>
-      <object class="GtkBox">
-        <child>
-          <object class="GtkScrolledWindow">
-            <property name="hscrollbar-policy">never</property>
-            <child>
-              <object class="GtkViewport">
-                <child>
-                  <object class="GtkBox">
-                    <property name="margin-start">10</property>
-                    <property name="margin-end">10</property>
-                    <property name="margin-top">10</property>
-                    <property name="margin-bottom">10</property>
-                    <property name="orientation">vertical</property>
-                    <property name="spacing">6</property>
-                    <child>
-                      <object class="GtkFontButton" id="font">
-                        <property name="receives-default">1</property>
-                        <property name="font">Sans 12</property>
-                        <property name="level">family|style</property>
-                        <signal name="font-set" handler="font_features_font_changed" swapped="no"/>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkGrid">
-                        <property name="column-spacing">10</property>
-                        <property name="row-spacing">10</property>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Size</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">0</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkScale" id="size_scale">
-                            <property name="hexpand">1</property>
-                            <property name="width-request">100</property>
-                            <property name="valign">baseline</property>
-                            <property name="adjustment">size_adjustment</property>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">0</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkEntry" id="size_entry">
-                            <property name="width-chars">4</property>
-                            <property name="max-width-chars">4</property>
-                            <property name="hexpand">0</property>
-                            <property name="valign">baseline</property>
-                            <signal name="activate" handler="basic_entry_activated"
-                                    object="size_adjustment" swapped="false"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">0</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Letterspacing</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">1</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkScale">
-                            <property name="hexpand">1</property>
-                            <property name="width-request">100</property>
-                            <property name="valign">baseline</property>
-                            <property name="adjustment">letterspacing_adjustment</property>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">1</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkEntry" id="letterspacing_entry">
-                            <property name="width-chars">4</property>
-                            <property name="max-width-chars">4</property>
-                            <property name="hexpand">0</property>
-                            <property name="valign">baseline</property>
-                            <signal name="activate" handler="basic_entry_activated"
-                                    object="letterspacing_adjustment" swapped="false"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">1</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Line Height</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkScale">
-                            <property name="hexpand">1</property>
-                            <property name="width-request">100</property>
-                            <property name="valign">baseline</property>
-                            <property name="adjustment">line_height_adjustment</property>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkEntry" id="line_height_entry">
-                            <property name="width-chars">4</property>
-                            <property name="max-width-chars">4</property>
-                            <property name="hexpand">0</property>
-                            <property name="valign">baseline</property>
-                            <signal name="activate" handler="basic_entry_activated"
-                                    object="line_height_adjustment" swapped="false"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Foreground</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">3</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkColorButton" id="foreground">
-                            <property name="valign">baseline</property>
-                            <property name="rgba">black</property>
-                            <signal name="notify::rgba" handler="color_set_cb"/>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">3</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Background</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">4</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkColorButton" id="background">
-                            <property name="valign">baseline</property>
-                            <property name="rgba">white</property>
-                            <signal name="notify::rgba" handler="color_set_cb"/>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">4</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkButton">
-                            <property name="icon-name">object-flip-vertical-symbolic</property>
-                            <property name="halign">start</property>
-                            <property name="valign">center</property>
-                            <style>
-                              <class name="circular"/>
-                            </style>
-                            <signal name="clicked" handler="swap_colors"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">3</property>
-                              <property name="row-span">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkExpander">
-                        <child type="label">
-                          <object class="GtkLabel">
-                            <property name="xalign">0</property>
-                            <property name="label" translatable="yes">OpenType Features</property>
-                            <property name="margin-top">10</property>
-                            <property name="margin-bottom">10</property>
-                            <style>
-                              <class name="title-4"/>
-                            </style>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkBox" id="feature_list">
-                            <property name="orientation">vertical</property>
-                            <child>
-                              <object class="GtkComboBox" id="script_lang">
-                                <property name="tooltip-text" translatable="yes">Language System</property>
-                                <property name="margin-top">10</property>
-                                <signal name="changed" handler="font_features_script_changed" swapped="no"/>
-                                <child>
-                                  <object class="GtkCellRendererText"/>
-                                  <attributes>
-                                    <attribute name="text">0</attribute>
-                                  </attributes>
-                                </child>
-                              </object>
-                            </child>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkExpander">
-                        <child type="label">
-                          <object class="GtkLabel" id="variations_heading">
-                            <property name="label" translatable="yes">Variation Axes</property>
-                            <property name="xalign">0</property>
-                            <property name="margin-top">10</property>
-                            <property name="margin-bottom">10</property>
-                            <style>
-                              <class name="title-4"/>
-                            </style>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkGrid" id="variations_grid">
-                            <property name="column-spacing">10</property>
-                            <property name="row-spacing">10</property>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkExpander">
-                        <child type="label">
-                          <object class="GtkLabel">
-                            <property name="label" translatable="yes">Color Palettes</property>
-                            <property name="xalign">0</property>
-                            <property name="margin-top">10</property>
-                            <property name="margin-bottom">10</property>
-                            <style>
-                              <class name="title-4"/>
-                            </style>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkGrid" id="colors_grid">
-                            <property name="column-spacing">10</property>
-                            <property name="row-spacing">10</property>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-                <style>
-                  <class name="view"/>
-                </style>
-              </object>
-            </child>
-          </object>
-        </child>
-        <child>
-          <object class="GtkBox">
-            <property name="orientation">vertical</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <property name="margin-start">20</property>
-            <property name="margin-end">20</property>
-            <property name="margin-top">20</property>
-            <property name="margin-bottom">20</property>
-            <property name="spacing">20</property>
-            <child>
-              <object class="GtkScrolledWindow" id="swin">
-                <property name="hscrollbar-policy">automatic</property>
-                <property name="vscrollbar-policy">automatic</property>
-                <property name="propagate-natural-height">1</property>
-                <property name="vexpand">1</property>
-                <style>
-                  <class name="font_features_background"/>
-                </style>
-                <child>
-                  <object class="GtkStack" id="stack">
-                    <child>
-                      <object class="GtkStackPage">
-                        <property name="name">label</property>
-                        <property name="child">
-                          <object class="GtkLabel" id="label">
-                            <property name="wrap">1</property>
-                            <property name="xalign">0</property>
-                            <property name="yalign">0</property>
-                            <property name="valign">start</property>
-                            <property name="selectable">1</property>
-                          </object>
-                        </property>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkStackPage">
-                        <property name="name">entry</property>
-                        <property name="child">
-                          <object class="GtkTextView" id="entry">
-                            <property name="buffer">
-                              <object class="GtkTextBuffer">
-                                <property name="text">Grumpy wizards make toxic brew for the evil Queen and Jack. A quick movement of the enemy will jeopardize six gunboats. The job of waxing linoleum frequently peeves chintzy kids. My girl wove six dozen plaid jackets before she quit. Twelve ziggurats quickly jumped a finch box.
-
-    Разъяренный чтец эгоистично бьёт пятью жердями шустрого фехтовальщика. Наш банк вчера же выплатил Ф.Я. Эйхгольду комиссию за ценные вещи. Эх, чужак, общий съём цен шляп (юфть) – вдрызг! В чащах юга жил бы цитрус? Да, но фальшивый экземпляр!
-
-    Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός</property>
-                              </object>
-                            </property>
-                            <property name="valign">fill</property>
-                          </object>
-                        </property>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-              </object>
-            </child>
-            <child>
-              <object class="GtkBox">
-                <property name="spacing">10</property>
-                <child>
-                  <object class="GtkLabel" id="settings">
-                    <property name="wrap">1</property>
-                    <property name="xalign">0</property>
-                    <property name="valign">end</property>
-                    <property name="width-chars">50</property>
-                    <property name="max-width-chars">50</property>
-                    <property name="hexpand">1</property>
-                    <style>
-                      <class name="monospace"/>
-                    </style>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkButton">
-                    <property name="label" translatable="yes">Alphabet</property>
-                    <signal name="clicked" handler="set_text_alphabet"/>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkButton">
-                    <property name="label" translatable="yes">Paragraph</property>
-                    <signal name="clicked" handler="set_text_paragraph"/>
-                  </object>
-                </child>
-              </object>
-            </child>
-            <child>
-              <object class="GtkBox">
-                <property name="spacing">10</property>
-                <child>
-                  <object class="GtkLabel" id="description">
-                    <property name="wrap">1</property>
-                    <property name="wrap-mode">char</property>
-                    <property name="xalign">0</property>
-                    <property name="valign">end</property>
-                    <property name="width-chars">50</property>
-                    <property name="max-width-chars">50</property>
-                    <property name="hexpand">1</property>
-                    <style>
-                      <class name="monospace"/>
-                    </style>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkBox">
-                    <style>
-                      <class name="linked"/>
-                    </style>
-                    <property name="valign">end</property>
-                    <child>
-                      <object class="GtkToggleButton" id="plain_toggle">
-                        <property name="label" translatable="yes">Plain</property>
-                        <property name="active">1</property>
-                        <property name="valign">baseline</property>
-                        <signal name="toggled" handler="font_features_toggle_plain"/>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkToggleButton" id="waterfall_toggle">
-                        <property name="label" translatable="yes">Waterfall</property>
-                        <property name="valign">baseline</property>
-                        <property name="group">plain_toggle</property>
-                        <signal name="toggled" handler="font_features_toggle_plain"/>
-                        <signal name="notify::active" handler="font_features_notify_waterfall"/>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkToggleButton" id="edit_toggle">
-                    <property name="group">waterfall_toggle</property>
-                    <property name="icon-name">document-edit-symbolic</property>
-                    <property name="halign">end</property>
-                    <property name="valign">end</property>
-                    <signal name="clicked" handler="font_features_toggle_edit"/>
-                  </object>
-                </child>
-              </object>
-            </child>
-          </object>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

demos/gtk-demo/fontify.c

@@ -19,7 +19,7 @@
  */
 static void
 insert_tags_for_attributes (GtkTextBuffer     *buffer,
-                            Pango2AttrIterator *iter,
+                            PangoAttrIterator *iter,
                             GtkTextIter       *start,
                             GtkTextIter       *end)
 {
@@ -27,12 +27,13 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
   GSList *attrs, *l;
   GtkTextTag *tag;
   char name[256];
+  float fg_alpha, bg_alpha;
 
   table = gtk_text_buffer_get_tag_table (buffer);
 
 #define LANGUAGE_ATTR(attr_name) \
     { \
-      const char *language = pango2_language_to_string (pango2_attribute_get_language (attr)); \
+      const char *language = pango_language_to_string (((PangoAttrLanguage*)attr)->value); \
       g_snprintf (name, 256, "language=%s", language); \
       tag = gtk_text_tag_table_lookup (table, name); \
       if (!tag) \
@@ -47,7 +48,7 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
 
 #define STRING_ATTR(attr_name) \
     { \
-      const char *string = pango2_attribute_get_string (attr); \
+      const char *string = ((PangoAttrString*)attr)->value; \
       g_snprintf (name, 256, #attr_name "=%s", string); \
       tag = gtk_text_tag_table_lookup (table, name); \
       if (!tag) \
@@ -62,7 +63,7 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
 
 #define INT_ATTR(attr_name) \
     { \
-      int value = pango2_attribute_get_int (attr); \
+      int value = ((PangoAttrInt*)attr)->value; \
       g_snprintf (name, 256, #attr_name "=%d", value); \
       tag = gtk_text_tag_table_lookup (table, name); \
       if (!tag) \
@@ -77,8 +78,8 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
 
 #define FONT_ATTR(attr_name) \
     { \
-      Pango2FontDescription *desc = pango2_attribute_get_font_desc (attr); \
-      char *str = pango2_font_description_to_string (desc); \
+      PangoFontDescription *desc = ((PangoAttrFontDesc*)attr)->desc; \
+      char *str = pango_font_description_to_string (desc); \
       g_snprintf (name, 256, "font-desc=%s", str); \
       g_free (str); \
       tag = gtk_text_tag_table_lookup (table, name); \
@@ -94,7 +95,7 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
 
 #define FLOAT_ATTR(attr_name) \
     { \
-      float value = pango2_attribute_get_float (attr); \
+      float value = ((PangoAttrFloat*)attr)->value; \
       g_snprintf (name, 256, #attr_name "=%g", value); \
       tag = gtk_text_tag_table_lookup (table, name); \
       if (!tag) \
@@ -107,14 +108,15 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
       gtk_text_buffer_apply_tag (buffer, tag, start, end); \
     }
 
-#define RGBA_ATTR(attr_name) \
+#define RGBA_ATTR(attr_name, alpha_value) \
     { \
-      Pango2Color *color = pango2_attribute_get_color (attr); \
+      PangoColor *color; \
       GdkRGBA rgba; \
+      color = &((PangoAttrColor*)attr)->color; \
       rgba.red = color->red / 65535.; \
       rgba.green = color->green / 65535.; \
       rgba.blue = color->blue / 65535.; \
-      rgba.alpha = color->alpha / 65535.; \
+      rgba.alpha = alpha_value; \
       char *str = gdk_rgba_to_string (&rgba); \
       g_snprintf (name, 256, #attr_name "=%s", str); \
       g_free (str); \
@@ -142,157 +144,173 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
       gtk_text_buffer_apply_tag (buffer, tag, start, end); \
     }
 
-  attrs = pango2_attr_iterator_get_attrs (iter);
+  fg_alpha = bg_alpha = 1.;
+
+  attrs = pango_attr_iterator_get_attrs (iter);
   for (l = attrs; l; l = l->next)
     {
-      Pango2Attribute *attr = l->data;
+      PangoAttribute *attr = l->data;
 
-      switch (pango2_attribute_type (attr))
+      switch ((int)attr->klass->type)
         {
-        case PANGO2_ATTR_LANGUAGE:
+        case PANGO_ATTR_FOREGROUND_ALPHA:
+          fg_alpha = ((PangoAttrInt*)attr)->value / 65535.;
+          break;
+
+        case PANGO_ATTR_BACKGROUND_ALPHA:
+          bg_alpha = ((PangoAttrInt*)attr)->value / 65535.;
+          break;
+
+        default:
+          break;
+        }
+    }
+
+  for (l = attrs; l; l = l->next)
+    {
+      PangoAttribute *attr = l->data;
+
+      switch (attr->klass->type)
+        {
+        case PANGO_ATTR_LANGUAGE:
           LANGUAGE_ATTR (language);
           break;
 
-        case PANGO2_ATTR_FAMILY:
+        case PANGO_ATTR_FAMILY:
           STRING_ATTR (family);
           break;
 
-        case PANGO2_ATTR_STYLE:
+        case PANGO_ATTR_STYLE:
           INT_ATTR (style);
           break;
 
-        case PANGO2_ATTR_WEIGHT:
+        case PANGO_ATTR_WEIGHT:
           INT_ATTR (weight);
           break;
 
-        case PANGO2_ATTR_VARIANT:
+        case PANGO_ATTR_VARIANT:
           INT_ATTR (variant);
           break;
 
-        case PANGO2_ATTR_STRETCH:
+        case PANGO_ATTR_STRETCH:
           INT_ATTR (stretch);
           break;
 
-        case PANGO2_ATTR_SIZE:
+        case PANGO_ATTR_SIZE:
           INT_ATTR (size);
           break;
 
-        case PANGO2_ATTR_FONT_DESC:
+        case PANGO_ATTR_FONT_DESC:
           FONT_ATTR (font-desc);
           break;
 
-        case PANGO2_ATTR_FOREGROUND:
-          RGBA_ATTR (foreground_rgba);
+        case PANGO_ATTR_FOREGROUND:
+          RGBA_ATTR (foreground_rgba, fg_alpha);
           break;
 
-        case PANGO2_ATTR_BACKGROUND:
-          RGBA_ATTR (background_rgba);
+        case PANGO_ATTR_BACKGROUND:
+          RGBA_ATTR (background_rgba, bg_alpha);
           break;
 
-        case PANGO2_ATTR_UNDERLINE:
+        case PANGO_ATTR_UNDERLINE:
           INT_ATTR (underline);
           break;
 
-        case PANGO2_ATTR_UNDERLINE_COLOR:
-          RGBA_ATTR (underline_rgba);
+        case PANGO_ATTR_UNDERLINE_COLOR:
+          RGBA_ATTR (underline_rgba, fg_alpha);
           break;
 
-        case PANGO2_ATTR_OVERLINE:
+        case PANGO_ATTR_OVERLINE:
           INT_ATTR (overline);
           break;
 
-        case PANGO2_ATTR_OVERLINE_COLOR:
-          RGBA_ATTR (overline_rgba);
+        case PANGO_ATTR_OVERLINE_COLOR:
+          RGBA_ATTR (overline_rgba, fg_alpha);
           break;
 
-        case PANGO2_ATTR_STRIKETHROUGH:
+        case PANGO_ATTR_STRIKETHROUGH:
           INT_ATTR (strikethrough);
           break;
 
-        case PANGO2_ATTR_STRIKETHROUGH_COLOR:
-          RGBA_ATTR (strikethrough_rgba);
+        case PANGO_ATTR_STRIKETHROUGH_COLOR:
+          RGBA_ATTR (strikethrough_rgba, fg_alpha);
           break;
 
-        case PANGO2_ATTR_RISE:
+        case PANGO_ATTR_RISE:
           INT_ATTR (rise);
           break;
 
-        case PANGO2_ATTR_SCALE:
+        case PANGO_ATTR_SCALE:
           FLOAT_ATTR (scale);
           break;
 
-        case PANGO2_ATTR_FALLBACK:
+        case PANGO_ATTR_FALLBACK:
           INT_ATTR (fallback);
           break;
 
-        case PANGO2_ATTR_LETTER_SPACING:
+        case PANGO_ATTR_LETTER_SPACING:
           INT_ATTR (letter_spacing);
           break;
 
-        case PANGO2_ATTR_FONT_FEATURES:
+        case PANGO_ATTR_FONT_FEATURES:
           STRING_ATTR (font_features);
           break;
 
-        case PANGO2_ATTR_ALLOW_BREAKS:
+        case PANGO_ATTR_ALLOW_BREAKS:
           INT_ATTR (allow_breaks);
           break;
 
-        case PANGO2_ATTR_SHOW:
+        case PANGO_ATTR_SHOW:
           INT_ATTR (show_spaces);
           break;
 
-        case PANGO2_ATTR_INSERT_HYPHENS:
+        case PANGO_ATTR_INSERT_HYPHENS:
           INT_ATTR (insert_hyphens);
           break;
 
-        case PANGO2_ATTR_LINE_HEIGHT:
+        case PANGO_ATTR_LINE_HEIGHT:
           FLOAT_ATTR (line_height);
           break;
 
-        case PANGO2_ATTR_ABSOLUTE_LINE_HEIGHT:
+        case PANGO_ATTR_ABSOLUTE_LINE_HEIGHT:
           break;
 
-        case PANGO2_ATTR_LINE_SPACING:
-          INT_ATTR (pixels_inside_wrap);
-          break;
-
-        case PANGO2_ATTR_WORD:
+        case PANGO_ATTR_WORD:
           VOID_ATTR (word);
           break;
 
-        case PANGO2_ATTR_SENTENCE:
+        case PANGO_ATTR_SENTENCE:
           VOID_ATTR (sentence);
           break;
 
-        case PANGO2_ATTR_PARAGRAPH:
-          VOID_ATTR (paragraph);
-          break;
-
-        case PANGO2_ATTR_BASELINE_SHIFT:
+        case PANGO_ATTR_BASELINE_SHIFT:
           INT_ATTR (baseline_shift);
           break;
 
-        case PANGO2_ATTR_FONT_SCALE:
+        case PANGO_ATTR_FONT_SCALE:
           INT_ATTR (font_scale);
           break;
 
-        case PANGO2_ATTR_ABSOLUTE_SIZE:
-        case PANGO2_ATTR_GRAVITY:
-        case PANGO2_ATTR_GRAVITY_HINT:
+        case PANGO_ATTR_SHAPE:
+        case PANGO_ATTR_ABSOLUTE_SIZE:
+        case PANGO_ATTR_GRAVITY:
+        case PANGO_ATTR_GRAVITY_HINT:
+        case PANGO_ATTR_FOREGROUND_ALPHA:
+        case PANGO_ATTR_BACKGROUND_ALPHA:
           break;
 
-        case PANGO2_ATTR_TEXT_TRANSFORM:
+        case PANGO_ATTR_TEXT_TRANSFORM:
           INT_ATTR (text_transform);
           break;
 
-        case PANGO2_ATTR_INVALID:
+        case PANGO_ATTR_INVALID:
         default:
           g_assert_not_reached ();
           break;
         }
     }
 
-  g_slist_free_full (attrs, (GDestroyNotify)pango2_attribute_destroy);
+  g_slist_free_full (attrs, (GDestroyNotify)pango_attribute_destroy);
 
 #undef LANGUAGE_ATTR
 #undef STRING_ATTR
@@ -311,9 +329,9 @@ typedef struct
   GtkTextBuffer *buffer;
   GtkTextIter iter;
   GtkTextMark *mark;
-  Pango2AttrList *attributes;
+  PangoAttrList *attributes;
   char *text;
-  Pango2AttrIterator *attr;
+  PangoAttrIterator *attr;
 } MarkupData;
 
 static void
@@ -322,8 +340,8 @@ free_markup_data (MarkupData *mdata)
   g_free (mdata->markup);
   g_clear_pointer (&mdata->parser, g_markup_parse_context_free);
   gtk_text_buffer_delete_mark (mdata->buffer, mdata->mark);
-  g_clear_pointer (&mdata->attr, pango2_attr_iterator_destroy);
-  g_clear_pointer (&mdata->attributes, pango2_attr_list_unref);
+  g_clear_pointer (&mdata->attr, pango_attr_iterator_destroy);
+  g_clear_pointer (&mdata->attributes, pango_attr_list_unref);
   g_free (mdata->text);
   g_object_unref (mdata->buffer);
   g_free (mdata);
@@ -349,7 +367,7 @@ insert_markup_idle (gpointer data)
           return G_SOURCE_REMOVE;
         }
 
-      pango2_attr_iterator_range (mdata->attr, &start, &end);
+      pango_attr_iterator_range (mdata->attr, &start, &end);
 
       if (end == G_MAXINT) /* last chunk */
         end = start - 1; /* resulting in -1 to be passed to _insert */
@@ -362,7 +380,7 @@ insert_markup_idle (gpointer data)
 
       gtk_text_buffer_get_iter_at_mark (mdata->buffer, &mdata->iter, mdata->mark);
     }
-  while (pango2_attr_iterator_next (mdata->attr));
+  while (pango_attr_iterator_next (mdata->attr));
 
   free_markup_data (mdata);
   return G_SOURCE_REMOVE;
@@ -398,7 +416,7 @@ parse_markup_idle (gpointer data)
     mdata->pos += 4096;
   } while (mdata->pos < mdata->len);
 
-  if (!pango2_markup_parser_finish (mdata->parser,
+  if (!pango_markup_parser_finish (mdata->parser,
                                    &mdata->attributes,
                                    &mdata->text,
                                    NULL,
@@ -417,7 +435,7 @@ parse_markup_idle (gpointer data)
       return G_SOURCE_REMOVE;
     }
 
-  mdata->attr = pango2_attr_list_get_iterator (mdata->attributes);
+  mdata->attr = pango_attr_list_get_iterator (mdata->attributes);
   insert_markup_idle (data);
 
   return G_SOURCE_REMOVE;
@@ -443,7 +461,7 @@ insert_markup (GtkTextBuffer *buffer,
   data->markup = markup;
   data->len = len;
 
-  data->parser = pango2_markup_parser_new (0);
+  data->parser = pango_markup_parser_new (0);
   data->pos = 0;
 
   /* create mark with right gravity */

demos/gtk-demo/fontrendering.c

@@ -25,7 +25,7 @@ static GtkWidget *show_extents = NULL;
 static GtkWidget *show_pixels = NULL;
 static GtkWidget *show_outlines = NULL;
 
-static Pango2Context *context;
+static PangoContext *context;
 
 static int scale = 7;
 static double pixel_alpha = 1.0;
@@ -35,9 +35,9 @@ static void
 update_image (void)
 {
   const char *text;
-  Pango2FontDescription *desc;
-  Pango2Layout *layout;
-  Pango2Rectangle ink, logical;
+  PangoFontDescription *desc;
+  PangoLayout *layout;
+  PangoRectangle ink, logical;
   int baseline;
   cairo_surface_t *surface;
   cairo_t *cr;
@@ -56,7 +56,7 @@ update_image (void)
   text = gtk_editable_get_text (GTK_EDITABLE (entry));
   desc = gtk_font_chooser_get_font_desc (GTK_FONT_CHOOSER (font_button));
 
-  fopt = cairo_font_options_copy (pango2_cairo_context_get_font_options (context));
+  fopt = cairo_font_options_copy (pango_cairo_context_get_font_options (context));
 
   hint = gtk_combo_box_get_active_id (GTK_COMBO_BOX (hinting));
   hintstyle = CAIRO_HINT_STYLE_DEFAULT;
@@ -85,20 +85,20 @@ update_image (void)
     antialias = CAIRO_ANTIALIAS_NONE;
   cairo_font_options_set_antialias (fopt, antialias);
 
-  pango2_context_set_round_glyph_positions (context, hintmetrics == CAIRO_HINT_METRICS_ON);
-  pango2_cairo_context_set_font_options (context, fopt);
+  pango_context_set_round_glyph_positions (context, hintmetrics == CAIRO_HINT_METRICS_ON);
+  pango_cairo_context_set_font_options (context, fopt);
   cairo_font_options_destroy (fopt);
-  pango2_context_changed (context);
+  pango_context_changed (context);
 
   if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (text_radio)))
     {
-      layout = pango2_layout_new (context);
-      pango2_layout_set_font_description (layout, desc);
-      pango2_layout_set_text (layout, text, -1);
-      pango2_lines_get_extents (pango2_layout_get_lines (layout), &ink, &logical);
-      baseline = pango2_lines_get_baseline (pango2_layout_get_lines (layout));
+      layout = pango_layout_new (context);
+      pango_layout_set_font_description (layout, desc);
+      pango_layout_set_text (layout, text, -1);
+      pango_layout_get_extents (layout, &ink, &logical);
+      baseline = pango_layout_get_baseline (layout);
 
-      pango2_extents_to_pixels (&ink, NULL);
+      pango_extents_to_pixels (&ink, NULL);
 
       surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, ink.width + 20, ink.height + 20);
       cr = cairo_create (surface);
@@ -108,9 +108,9 @@ update_image (void)
       cairo_set_source_rgba (cr, 0, 0, 0, pixel_alpha);
 
       cairo_move_to (cr, 10, 10);
-      pango2_cairo_show_layout (cr, layout);
+      pango_cairo_show_layout (cr, layout);
 
-      pango2_cairo_layout_path (cr, layout);
+      pango_cairo_layout_path (cr, layout);
       path = cairo_copy_path (cr);
 
       cairo_destroy (cr);
@@ -154,15 +154,15 @@ update_image (void)
           cairo_set_source_rgb (cr, 0, 0, 1);
 
           cairo_rectangle (cr,
-                           scale * (10 + pango2_units_to_double (logical.x)) - 0.5,
-                           scale * (10 + pango2_units_to_double (logical.y)) - 0.5,
-                           scale * pango2_units_to_double (logical.width) + 1,
-                           scale * pango2_units_to_double (logical.height) + 1);
+                           scale * (10 + pango_units_to_double (logical.x)) - 0.5,
+                           scale * (10 + pango_units_to_double (logical.y)) - 0.5,
+                           scale * pango_units_to_double (logical.width) + 1,
+                           scale * pango_units_to_double (logical.height) + 1);
           cairo_stroke (cr);
-          cairo_move_to (cr, scale * (10 + pango2_units_to_double (logical.x)) - 0.5,
-                             scale * (10 + pango2_units_to_double (baseline)) - 0.5);
-          cairo_line_to (cr, scale * (10 + pango2_units_to_double (logical.x + logical.width)) + 1,
-                             scale * (10 + pango2_units_to_double (baseline)) - 0.5);
+          cairo_move_to (cr, scale * (10 + pango_units_to_double (logical.x)) - 0.5,
+                             scale * (10 + pango_units_to_double (baseline)) - 0.5);
+          cairo_line_to (cr, scale * (10 + pango_units_to_double (logical.x + logical.width)) + 1,
+                             scale * (10 + pango_units_to_double (baseline)) - 0.5);
           cairo_stroke (cr);
           cairo_set_source_rgb (cr, 1, 0, 0);
           cairo_rectangle (cr,
@@ -206,10 +206,9 @@ update_image (void)
     }
   else
     {
-      Pango2LineIter *iter;
-      Pango2Run *run;
-      Pango2GlyphString *glyphs;
-      Pango2GlyphInfo *g;
+      PangoLayoutIter *iter;
+      PangoLayoutRun *run;
+      PangoGlyphInfo *g;
       int i, j;
       GString *str;
       gunichar ch;
@@ -227,44 +226,43 @@ update_image (void)
           g_string_append_unichar (str, 0x200c);
         }
 
-      layout = pango2_layout_new (context);
-      pango2_layout_set_font_description (layout, desc);
-      pango2_layout_set_text (layout, str->str, -1);
+      layout = pango_layout_new (context);
+      pango_layout_set_font_description (layout, desc);
+      pango_layout_set_text (layout, str->str, -1);
       g_string_free (str, TRUE);
-      pango2_lines_get_extents (pango2_layout_get_lines (layout), &ink, &logical);
-      pango2_extents_to_pixels (&logical, NULL);
+      pango_layout_get_extents (layout, &ink, &logical);
+      pango_extents_to_pixels (&logical, NULL);
 
       surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, logical.width * 3 / 2, 4*logical.height);
       cr = cairo_create (surface);
       cairo_set_source_rgb (cr, 1, 1, 1);
       cairo_paint (cr);
 
-      iter = pango2_layout_get_iter (layout);
-      run = pango2_line_iter_get_run (iter);
-      glyphs = pango2_run_get_glyphs (run);
+      iter = pango_layout_get_iter (layout);
+      run = pango_layout_iter_get_run (iter);
 
       cairo_set_source_rgb (cr, 0, 0, 0);
       for (i = 0; i < 4; i++)
         {
-          g = &(glyphs->glyphs[2*i]);
-          g->geometry.width = PANGO2_UNITS_ROUND (g->geometry.width * 3 / 2);
+          g = &(run->glyphs->glyphs[2*i]);
+          g->geometry.width = PANGO_UNITS_ROUND (g->geometry.width * 3 / 2);
         }
 
       for (j = 0; j < 4; j++)
         {
           for (i = 0; i < 4; i++)
             {
-              g = &(glyphs->glyphs[2*i]);
-              g->geometry.x_offset = i * (PANGO2_SCALE / 4);
-              g->geometry.y_offset = j * (PANGO2_SCALE / 4);
+              g = &(run->glyphs->glyphs[2*i]);
+              g->geometry.x_offset = i * (PANGO_SCALE / 4);
+              g->geometry.y_offset = j * (PANGO_SCALE / 4);
             }
 
           cairo_move_to (cr, 0, j * logical.height);
-          pango2_cairo_show_layout (cr, layout);
+          pango_cairo_show_layout (cr, layout);
         }
 
       cairo_destroy (cr);
-      pango2_line_iter_free (iter);
+      pango_layout_iter_free (iter);
       g_object_unref (layout);
 
       pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0, cairo_image_surface_get_width (surface), cairo_image_surface_get_height (surface));
@@ -277,7 +275,7 @@ update_image (void)
 
   g_object_unref (pixbuf2);
 
-  pango2_font_description_free (desc);
+  pango_font_description_free (desc);
 }
 
 static gboolean fading = FALSE;

demos/gtk-demo/headerbar.c

@@ -23,7 +23,7 @@ do_headerbar (GtkWidget *do_widget)
     {
       window = gtk_window_new ();
       gtk_window_set_display (GTK_WINDOW (window),  gtk_widget_get_display (do_widget));
-      gtk_window_set_title (GTK_WINDOW (window), "Welcome to the Hotel California");
+      gtk_window_set_title (GTK_WINDOW (window), "Welcome to Facebook - Log in, sign up or learn more");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       gtk_window_set_default_size (GTK_WINDOW (window), 600, 400);
@@ -31,7 +31,6 @@ do_headerbar (GtkWidget *do_widget)
       header = gtk_header_bar_new ();
 
       button = gtk_button_new_from_icon_name ("mail-send-receive-symbolic");
-      gtk_widget_set_tooltip_text (button, "Check out");
       gtk_header_bar_pack_end (GTK_HEADER_BAR (header), button);
 
       box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);

demos/gtk-demo/hypertext.c

@@ -29,7 +29,7 @@ insert_link (GtkTextBuffer *buffer,
 
   tag = gtk_text_buffer_create_tag (buffer, NULL,
                                     "foreground", "blue",
-                                    "underline", PANGO2_LINE_STYLE_SOLID,
+                                    "underline", PANGO_UNDERLINE_SINGLE,
                                     NULL);
   g_object_set_data (G_OBJECT (tag), "page", GINT_TO_POINTER (page));
   gtk_text_buffer_insert_with_tags (buffer, iter, text, -1, tag, NULL);
@@ -72,8 +72,8 @@ show_page (GtkTextView *text_view,
   buffer = gtk_text_view_get_buffer (text_view);
 
   bold = gtk_text_buffer_create_tag (buffer, NULL,
-                                     "weight", PANGO2_WEIGHT_BOLD,
-                                     "scale", PANGO2_SCALE_X_LARGE,
+                                     "weight", PANGO_WEIGHT_BOLD,
+                                     "scale", PANGO_SCALE_X_LARGE,
                                      NULL);
   mono = gtk_text_buffer_create_tag (buffer, NULL,
                                      "family", "monospace",
@@ -100,7 +100,7 @@ show_page (GtkTextView *text_view,
 
       theme = gtk_icon_theme_get_for_display (gtk_widget_get_display (GTK_WIDGET (text_view)));
       icon = gtk_icon_theme_lookup_icon (theme,
-                                         "view-conceal-symbolic",
+                                         "eye-not-looking-symbolic",
                                          NULL,
                                          16,
                                          1,

demos/gtk-demo/iconscroll.c

@@ -123,11 +123,11 @@ populate_emoji_text (void)
   for (int i = 0; i < 500; i++)
     {
       if (i % 2)
-        g_string_append (s, "<span underline=\"solid\" underline_color=\"red\">x</span>");
+        g_string_append (s, "<span underline=\"single\" underline_color=\"red\">x</span>");
       for (int j = 0; j < 30; j++)
         {
           g_string_append (s, "💓");
-          g_string_append (s, "<span underline=\"solid\" underline_color=\"red\">x</span>");
+          g_string_append (s, "<span underline=\"single\" underline_color=\"red\">x</span>");
         }
       g_string_append (s, "\n");
     }

demos/gtk-demo/language-names.c

@@ -18,81 +18,15 @@
 
 #include "language-names.h"
 
-#ifdef G_OS_WIN32
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#else
-
 #ifndef ISO_CODES_PREFIX
 #define ISO_CODES_PREFIX "/usr"
 #endif
 
 #define ISO_CODES_DATADIR ISO_CODES_PREFIX "/share/xml/iso-codes"
 #define ISO_CODES_LOCALESDIR ISO_CODES_PREFIX "/share/locale"
-#endif
 
 static GHashTable *language_map;
 
-#ifdef G_OS_WIN32
-/* if we are using native Windows use native Windows API for language names */
-static BOOL CALLBACK
-get_win32_all_locales_scripts (LPWSTR locale_w, DWORD flags, LPARAM param)
-{
-  wchar_t *langname_w = NULL;
-  wchar_t locale_abbrev_w[9];
-  gchar *langname, *locale_abbrev, *locale, *p;
-  gint i;
-  const LCTYPE iso639_lctypes[] = { LOCALE_SISO639LANGNAME, LOCALE_SISO639LANGNAME2 };
-  GHashTable *ht_scripts_langs = (GHashTable *) param;
-  Pango2Language *lang;
-
-  gint langname_size, locale_abbrev_size;
-  langname_size = GetLocaleInfoEx (locale_w, LOCALE_SLOCALIZEDDISPLAYNAME, langname_w, 0);
-  if (langname_size == 0)
-    return FALSE;
-
-  langname_w = g_new0 (wchar_t, langname_size);
-
-  if (langname_size == 0)
-    return FALSE;
-
-  GetLocaleInfoEx (locale_w, LOCALE_SLOCALIZEDDISPLAYNAME, langname_w, langname_size);
-  langname = g_utf16_to_utf8 (langname_w, -1, NULL, NULL, NULL);
-  locale = g_utf16_to_utf8 (locale_w, -1, NULL, NULL, NULL);
-  p = strchr (locale, '-');
-  lang = pango2_language_from_string (locale);
-  if (g_hash_table_lookup (ht_scripts_langs, lang) == NULL)
-    g_hash_table_insert (ht_scripts_langs, lang, langname);
-
-  /*
-   * Track 3+-letter ISO639-2/3 language codes as well (these have a max length of 9 including terminating NUL)
-   * ISO639-2: iso639_lctypes[0] = LOCALE_SISO639LANGNAME
-   * ISO639-3: iso639_lctypes[1] = LOCALE_SISO639LANGNAME2
-   */
-  for (i = 0; i < 2; i++)
-    {
-      locale_abbrev_size = GetLocaleInfoEx (locale_w, iso639_lctypes[i], locale_abbrev_w, 0);
-      if (locale_abbrev_size > 0)
-        {
-          GetLocaleInfoEx (locale_w, iso639_lctypes[i], locale_abbrev_w, locale_abbrev_size);
-
-          locale_abbrev = g_utf16_to_utf8 (locale_abbrev_w, -1, NULL, NULL, NULL);
-          lang = pango2_language_from_string (locale_abbrev);
-          if (g_hash_table_lookup (ht_scripts_langs, lang) == NULL)
-            g_hash_table_insert (ht_scripts_langs, lang, langname);
-
-          g_free (locale_abbrev);
-        }
-    }
-
-  g_free (locale);
-  g_free (langname_w);
-
-  return TRUE;
-}
-
-#else /* non-Windows */
-
 static char *
 get_first_item_in_semicolon_list (const char *list)
 {
@@ -218,22 +152,22 @@ languages_parse_start_tag (GMarkupParseContext  *ctx,
 
   if (ccode != NULL)
     g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode),
+                         pango_language_from_string (ccode),
                          g_strdup (display_name));
 
   if (ccode_longB != NULL)
     g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode_longB),
+                         pango_language_from_string (ccode_longB),
                          g_strdup (display_name));
 
   if (ccode_longT != NULL)
     g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode_longT),
+                         pango_language_from_string (ccode_longT),
                          g_strdup (display_name));
 
   if (ccode_id != NULL)
     g_hash_table_insert (language_map,
-                         pango2_language_from_string (ccode_id),
+                         pango_language_from_string (ccode_id),
                          g_strdup (display_name));
 
   g_free (display_name);
@@ -276,7 +210,6 @@ languages_variant_init (const char *variant)
   g_free (filename);
   g_free (buf);
 }
-#endif
 
 static void
 languages_init (void)
@@ -285,17 +218,12 @@ languages_init (void)
     return;
 
   language_map = g_hash_table_new_full (NULL, NULL, NULL, g_free);
-
-#ifdef G_OS_WIN32
-  g_return_if_fail (EnumSystemLocalesEx (&get_win32_all_locales_scripts, LOCALE_ALL, (LPARAM) language_map, NULL));
-#else
   languages_variant_init ("iso_639");
   languages_variant_init ("iso_639_3");
-#endif
 }
 
 const char *
-get_language_name (Pango2Language *language)
+get_language_name (PangoLanguage *language)
 {
   languages_init ();
 
@@ -311,5 +239,5 @@ get_language_name_for_tag (guint32 tag)
   lang = hb_ot_tag_to_language (tag);
   s = hb_language_to_string (lang);
 
-  return get_language_name (pango2_language_from_string (s));
+  return get_language_name (pango_language_from_string (s));
 }

demos/gtk-demo/language-names.h

@@ -1,11 +1,11 @@
 #ifndef LANGUAGE_NAMES_H
 #define LANGUAGE_NAMES_H
 
-#include <pango2/pango.h>
+#include <pango/pango.h>
 
 G_BEGIN_DECLS
 
-const char * get_language_name (Pango2Language *language);
+const char * get_language_name (PangoLanguage *language);
 const char * get_language_name_for_tag (guint32 tag);
 
 G_END_DECLS

demos/gtk-demo/links.c

@@ -66,13 +66,15 @@ do_links (GtkWidget *do_widget)
                              "as hyperlinks, which can be clicked "
                              "or activated via <a href=\"keynav\">keynav</a> "
                              "and they work fine with other markup, like when "
-                             "linking to <a href=\"http://www.flathub.org/\"><b>"
-                             "<span letter_spacing=\"1024\" underline=\"none\" color=\"pink\" background=\"darkslategray\">Flathub</span>"
-                             "</b></a>.");
+                             "searching on <a href=\"http://www.google.com/\">"
+                             "<span color=\"#0266C8\">G</span><span color=\"#F90101\">o</span>"
+                             "<span color=\"#F2B50F\">o</span><span color=\"#0266C8\">g</span>"
+                             "<span color=\"#00933B\">l</span><span color=\"#F90101\">e</span>"
+                             "</a>.");
       gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
       gtk_label_set_max_width_chars (GTK_LABEL (label), 40);
       gtk_label_set_wrap (GTK_LABEL (label), TRUE);
-      gtk_label_set_wrap_mode (GTK_LABEL (label), PANGO2_WRAP_WORD);
+      gtk_label_set_wrap_mode (GTK_LABEL (label), PANGO_WRAP_WORD);
       g_signal_connect (label, "activate-link", G_CALLBACK (activate_link), NULL);
       gtk_widget_set_margin_start (label, 20);
       gtk_widget_set_margin_end (label, 20);

demos/gtk-demo/listbox_controls.c

@@ -42,7 +42,8 @@ do_listbox_controls (GtkWidget *do_widget)
       GtkBuilder *builder;
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, row_activated);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope),
+                                              "row_activated", G_CALLBACK (row_activated));
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
 

demos/gtk-demo/listview_colors.c

@@ -758,15 +758,15 @@ setup_number_item (GtkSignalListItemFactory *factory,
                    GtkListItem              *item)
 {
   GtkWidget *label;
-  Pango2AttrList *attrs;
+  PangoAttrList *attrs;
 
   label = gtk_label_new ("");
   gtk_label_set_xalign (GTK_LABEL (label), 1);
 
-  attrs = pango2_attr_list_new ();
-  pango2_attr_list_insert (attrs, pango2_attr_font_features_new ("tnum"));
+  attrs = pango_attr_list_new ();
+  pango_attr_list_insert (attrs, pango_attr_font_features_new ("tnum"));
   gtk_label_set_attributes (GTK_LABEL (label), attrs);
-  pango2_attr_list_unref (attrs);
+  pango_attr_list_unref (attrs);
 
   gtk_list_item_set_child (item, label);
 }
@@ -862,7 +862,7 @@ do_listview_colors (GtkWidget *do_widget)
       GtkExpression *expression;
       GtkWidget *button;
       GtkWidget *label;
-      Pango2AttrList *attrs;
+      PangoAttrList *attrs;
       char *string;
       guint len;
       GtkWidget *selection_view;
@@ -990,10 +990,10 @@ do_listview_colors (GtkWidget *do_widget)
       gtk_header_bar_pack_start (GTK_HEADER_BAR (header), button);
 
       label = gtk_label_new ("0 /");
-      attrs = pango2_attr_list_new ();
-      pango2_attr_list_insert (attrs, pango2_attr_font_features_new ("tnum"));
+      attrs = pango_attr_list_new ();
+      pango_attr_list_insert (attrs, pango_attr_font_features_new ("tnum"));
       gtk_label_set_attributes (GTK_LABEL (label), attrs);
-      pango2_attr_list_unref (attrs);
+      pango_attr_list_unref (attrs);
       string = g_strdup_printf ("%'u", 4096);
       len = g_utf8_strlen (string, -1);
       g_free (string);

demos/gtk-demo/listview_settings.c

@@ -356,10 +356,10 @@ do_listview_settings (GtkWidget *do_widget)
       g_type_ensure (SETTINGS_TYPE_KEY);
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, search_enabled);
-      gtk_builder_cscope_add_callback (scope, search_changed);
-      gtk_builder_cscope_add_callback (scope, stop_search);
-      gtk_builder_cscope_add_callback (scope, item_value_changed);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "search_enabled", (GCallback)search_enabled);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "search_changed", (GCallback)search_changed);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "stop_search", (GCallback)stop_search);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "item_value_changed", (GCallback)item_value_changed);
 
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);

demos/gtk-demo/listview_ucd.c

@@ -123,7 +123,7 @@ setup_ellipsizing_label (GtkSignalListItemFactory *factory,
   GtkWidget *label;
   label = gtk_label_new ("");
   gtk_label_set_xalign (GTK_LABEL (label), 0);
-  gtk_label_set_ellipsize (GTK_LABEL (label), PANGO2_ELLIPSIZE_END);
+  gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
   gtk_label_set_width_chars (GTK_LABEL (label), 20);
   gtk_list_item_set_child (GTK_LIST_ITEM (listitem), label);
 }

demos/gtk-demo/listview_words.c

@@ -1,5 +1,5 @@
 /* Lists/Words
- * #Keywords: GtkListView, GtkFilterListModel, GtkInscription
+ * #Keywords: GtkListView, GtkFilterListModel
  *
  * This demo shows filtering a long list - of words.
  *
@@ -17,9 +17,10 @@ const char *factory_text =
 "<interface>\n"
 "  <template class='GtkListItem'>\n"
 "    <property name='child'>\n"
-"      <object class='GtkInscription'>\n"
+"      <object class='GtkLabel'>\n"
+"        <property name='ellipsize'>end</property>\n"
 "        <property name='xalign'>0</property>\n"
-"        <binding name='text'>\n"
+"        <binding name='label'>\n"
 "          <lookup name='string' type='GtkStringObject'>\n"
 "            <lookup name='item'>GtkListItem</lookup>\n"
 "          </lookup>\n"

demos/gtk-demo/main-listitem.ui

@@ -7,9 +7,9 @@
           <lookup name="item">GtkListItem</lookup>
         </binding>
         <property name="child">
-          <object class="GtkInscription">
-            <property name="hexpand">1</property>
-            <binding name="text">
+          <object class="GtkLabel">
+            <property name="halign">start</property>
+            <binding name="label">
               <lookup name="title" type="GtkDemo">
                 <lookup name="item">expander</lookup>
               </lookup>

demos/gtk-demo/main.c

@@ -190,8 +190,8 @@ activate_about (GSimpleAction *action,
                           glib_major_version,
                           glib_minor_version,
                           glib_micro_version);
-  g_string_append_printf (s, "\tPango2\t%s\n",
-                          pango2_version_string ());
+  g_string_append_printf (s, "\tPango\t%s\n",
+                          pango_version_string ());
   g_string_append_printf (s, "\tGTK \t%d.%d.%d\n",
                           gtk_get_major_version (),
                           gtk_get_minor_version (),
@@ -512,7 +512,7 @@ load_file (const char *demoname,
 
   info_buffer = gtk_text_buffer_new (NULL);
   gtk_text_buffer_create_tag (info_buffer, "title",
-                              "size", 18 * 1024,
+                              "font", "Sans 18",
                               "pixels-below-lines", 10,
                               NULL);
 
@@ -1040,7 +1040,7 @@ out:
       g_signal_connect_swapped (G_OBJECT (demo), "destroy", G_CALLBACK (g_application_quit), app);
     }
   else
-    gtk_window_present (GTK_WINDOW (window));
+    gtk_widget_show (GTK_WIDGET (window));
 
   if (autoquit)
     g_timeout_add_seconds (1, auto_quit, app);

demos/gtk-demo/markup.txt

@@ -7,9 +7,9 @@ Text weights: <span weight="thin">thin</span> <span weight="light">light</span>
 
 Text <span color="gray">c<span color="green">o</span>l<span color="tomato">o</span>rs</span> and <span background="pink">backgrounds</span>
 
-Colorful <span underline_position="under" underline-color="blue"><span underline="double" underline-color="red">under</span>lines</span> and <span background="pink"><span underline="wavy">mo</span><span underline="wavy" underline-color="green">re</span></span>
+Colorful <span underline="low" underline-color="blue"><span underline="double" underline-color="red">under</span>lines</span> and <span background="pink"><span underline="error">mo</span><span underline="error" underline-color="green">re</span></span>
 
-Colorful <span strikethrough="solid" strikethrough-color="magenta">strikethroughs</span> and <span overline="solid" overline_color="green">overlines</span>
+Colorful <span strikethrough="true" strikethrough-color="magenta">strikethroughs</span> and <span overline="single" overline_color="green">overlines</span>
 
 Superscripts and subscripts: 𝜀<span rise="-6000" size="x-small" font_desc="italic">0</span> = 𝜔<span rise="8000" size="smaller">𝜔<span rise="14000" size="smaller">𝜔<span rise="20000">.<span rise="23000">.<span rise="26000">.</span></span></span></span></span>
 
@@ -19,7 +19,7 @@ OpenType font features: <span font_desc="sans regular" font_features="dlig=0">fe
 
 Shortcuts: <tt>Monospace</tt> – <b>Bold</b> – <i>Italic</i> – <big>Big</big> – <small>Small</small> – <u>Underlined</u> – <s>Strikethrough</s> – Super<sup>script</sup> – Sub<sub>script</sub>
 
-A hy­phen­ation al­go­rithm is a <span allow_breaks="false" style="italic">set of rules</span>, espe­ci­ally one co­di­fied for im­ple­men­tation in a com­pu­ter pro­gram, that de­ci­des at which points a word can be bro­ken over two lines with a hy­phen. For ex­am­ple, a hy­phen­ation al­go­rithm might de­cide that im­peach­ment can be broken as impeach‧ment or im‧peachment but not impe‧achment.
+hy­phen­ation al­go­rithm is a <span allow_breaks="false" style="italic">set of rules</span>, espe­ci­ally one co­di­fied for im­ple­men­tation in a com­pu­ter pro­gram, that de­ci­des at which points a word can be bro­ken over two lines with a hy­phen. For ex­am­ple, a hy­phen­ation al­go­rithm might de­cide that im­peach­ment can be broken as impeach‧ment or im‧peachment but not impe‧achment.
 
 <span insert_hyphens="false">one/two three/four five/six seven/eight nine/ten</span>
 

demos/gtk-demo/menus.ui

@@ -21,7 +21,7 @@
         <item>
           <attribute name="label" translatable="yes">Save _As...</attribute>
           <attribute name="action">app.save-as</attribute>
-          <attribute name="accel">&lt;Control&gt;&lt;Shift&gt;s</attribute>
+          <attribute name="accel">&lt;Control&gt;s</attribute>
         </item>
       </section>
       <section>