Give textures a color state

gdk/gdktexture.c

@@ -44,6 +44,7 @@
 #include "gdkmemorytextureprivate.h"
 #include "gdkpaintable.h"
 #include "gdksnapshot.h"
+#include "gdkcolorstate.h"
 
 #include <graphene.h>
 #include "loaders/gdkpngprivate.h"
@@ -69,6 +70,7 @@ enum {
   PROP_0,
   PROP_WIDTH,
   PROP_HEIGHT,
+  PROP_COLOR_STATE,
 
   N_PROPS
 };
@@ -282,6 +284,12 @@ gdk_texture_set_property (GObject      *gobject,
       self->height = g_value_get_int (value);
       break;
 
+    case PROP_COLOR_STATE:
+      if (self->color_state)
+        gdk_color_state_unref (self->color_state);
+      self->color_state = gdk_color_state_ref (g_value_get_boxed (value));
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
       break;
@@ -306,6 +314,10 @@ gdk_texture_get_property (GObject    *gobject,
       g_value_set_int (value, self->height);
       break;
 
+    case PROP_COLOR_STATE:
+      g_value_set_boxed (value, self->color_state);
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
       break;
@@ -344,6 +356,8 @@ gdk_texture_dispose (GObject *object)
 
   gdk_texture_clear_render_data (self);
 
+  g_clear_pointer (&self->color_state, gdk_color_state_unref);
+
   G_OBJECT_CLASS (gdk_texture_parent_class)->dispose (object);
 }
 
@@ -388,12 +402,28 @@ gdk_texture_class_init (GdkTextureClass *klass)
                       G_PARAM_STATIC_STRINGS |
                       G_PARAM_EXPLICIT_NOTIFY);
 
+  /**
+   * GdkTexture:color-state: (attributes org.gtk.Property.get=gdk_texture_get_color_state)
+   *
+   * The color state of the texture.
+   *
+   * Since: 4.16
+   */
+  properties[PROP_COLOR_STATE] =
+    g_param_spec_boxed ("color-state", NULL, NULL,
+                        GDK_TYPE_COLOR_STATE,
+                        G_PARAM_READWRITE |
+                        G_PARAM_CONSTRUCT_ONLY |
+                        G_PARAM_STATIC_STRINGS |
+                        G_PARAM_EXPLICIT_NOTIFY);
+
   g_object_class_install_properties (gobject_class, N_PROPS, properties);
 }
 
 static void
 gdk_texture_init (GdkTexture *self)
 {
+  self->color_state = gdk_color_state_get_srgb ();
 }
 
 /**
@@ -727,6 +757,23 @@ gdk_texture_get_height (GdkTexture *texture)
   return texture->height;
 }
 
+/**
+ * gdk_texture_get_color_state: (attributes org.gtk.Method.get_property=color-state)
+ * @texture: a `GdkTexture`
+ *
+ * Returns the color state associsated with @texture.
+ *
+ * Returns: (transfer none): the color state of the `GdkTexture`
+ *
+ * Since: 4.16
+ */
+GdkColorState *
+gdk_texture_get_color_state (GdkTexture *texture)
+{
+  g_return_val_if_fail (GDK_IS_TEXTURE (texture), NULL);
+
+  return texture->color_state;
+}
 void
 gdk_texture_do_download (GdkTexture      *texture,
                          GdkMemoryFormat  format,

gdk/gdktexture.h

@@ -83,6 +83,9 @@ int                     gdk_texture_get_height                 (GdkTexture
 GDK_AVAILABLE_IN_4_10
 GdkMemoryFormat         gdk_texture_get_format                 (GdkTexture      *self) G_GNUC_PURE;
 
+GDK_AVAILABLE_IN_4_16
+GdkColorState *         gdk_texture_get_color_state            (GdkTexture      *self);
+
 GDK_AVAILABLE_IN_ALL
 void                    gdk_texture_download                   (GdkTexture      *texture,
                                                                 guchar          *data,

gdk/gdktextureprivate.h

@@ -26,6 +26,8 @@ struct _GdkTexture
   int width;
   int height;
 
+  GdkColorState *color_state;
+
   gpointer render_key;
   gpointer render_data;
   GDestroyNotify render_notify;