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curve2: Add a way to compare to cairo

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This commit is contained in:
Matthias Clasen
2020-12-17 23:56:12 -05:00
parent c67a3a9f14
commit d9710c4981
1 changed files with 26 additions and 0 deletions
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26
tests/curve2.c
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@@ -28,6 +28,7 @@ struct _DemoWidget
GskFillRule fill_rule;
graphene_rect_t bounds;
gboolean show_cairo;
};
struct _DemoWidgetClass
@@ -118,6 +119,19 @@ demo_widget_snapshot (GtkWidget *widget,
if (self->do_stroke)
{
if (self->show_cairo)
{
cairo_t *cr;
graphene_rect_init (&bounds, 0, 0, width, height);
cr = gtk_snapshot_append_cairo (snapshot, &bounds);
gsk_path_to_cairo (self->path, cr);
gsk_stroke_to_cairo (self->stroke, cr);
cairo_set_source_rgba (cr, 0, 0, 1, 0.2);
cairo_stroke (cr);
cairo_destroy (cr);
}
if (self->inside)
{
gtk_snapshot_push_fill (snapshot, self->stroke_path, self->fill_rule);
@@ -443,6 +457,14 @@ bb_toggled (GtkCheckButton *button,
gtk_widget_queue_draw (GTK_WIDGET (self));
}
static void
cairo_toggled (GtkCheckButton *button,
DemoWidget *self)
{
self->show_cairo = gtk_check_button_get_active (button);
gtk_widget_queue_draw (GTK_WIDGET (self));
}
static void
stroke_toggled (GtkCheckButton *button,
DemoWidget *self)
@@ -664,6 +686,10 @@ main (int argc, char *argv[])
g_signal_connect (spin, "value-changed", G_CALLBACK (dash_offset_changed), demo);
gtk_grid_attach (GTK_GRID (grid), spin, 1, 10, 1, 1);
toggle = gtk_check_button_new_with_label ("Show cairo");
g_signal_connect (toggle, "toggled", G_CALLBACK (cairo_toggled), demo);
gtk_grid_attach (GTK_GRID (grid), toggle, 1, 11, 1, 1);
entry = gtk_entry_new ();
g_signal_connect (entry, "activate", G_CALLBACK (activate), demo);
gtk_box_append (GTK_BOX (box), entry);