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drawingcontext: Store the GL paint context

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This commit is contained in:
Benjamin Otte 2016-11-20 20:37:22 +01:00
parent 633631a47b
commit a860bbbe46
1 changed files with 13 additions and 18 deletions
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31
gdk/gdkdrawingcontext.c
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@ -50,6 +50,7 @@ typedef struct _GdkDrawingContextPrivate GdkDrawingContextPrivate;
struct _GdkDrawingContextPrivate {
GdkWindow *window;
GdkGLContext *paint_context;
cairo_region_t *clip;
cairo_t *cr;
@ -81,6 +82,7 @@ gdk_drawing_context_dispose (GObject *gobject)
gdk_cairo_set_drawing_context (priv->cr, NULL);
g_clear_object (&priv->window);
g_clear_object (&priv->paint_context);
g_clear_pointer (&priv->clip, cairo_region_destroy);
g_clear_pointer (&priv->cr, cairo_destroy);
@ -100,6 +102,17 @@ gdk_drawing_context_set_property (GObject *gobject,
{
case PROP_WINDOW:
priv->window = g_value_dup_object (value);
if (priv->window == NULL)
{
g_critical ("The drawing context of type %s does not have a window "
"associated to it. Drawing contexts can only be created "
"using gdk_window_begin_draw_frame().",
G_OBJECT_TYPE_NAME (gobject));
return;
}
priv->paint_context = priv->window->gl_paint_context;
if (priv->paint_context)
g_object_ref (priv->paint_context);
break;
case PROP_CLIP:
@ -135,29 +148,11 @@ gdk_drawing_context_get_property (GObject *gobject,
}
}
static void
gdk_drawing_context_constructed (GObject *gobject)
{
GdkDrawingContext *self = GDK_DRAWING_CONTEXT (gobject);
GdkDrawingContextPrivate *priv = gdk_drawing_context_get_instance_private (self);
if (priv->window == NULL)
{
g_critical ("The drawing context of type %s does not have a window "
"associated to it. Drawing contexts can only be created "
"using gdk_window_begin_draw_frame().",
G_OBJECT_TYPE_NAME (gobject));
}
G_OBJECT_CLASS (gdk_drawing_context_parent_class)->constructed (gobject);
}
static void
gdk_drawing_context_class_init (GdkDrawingContextClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->constructed = gdk_drawing_context_constructed;
gobject_class->set_property = gdk_drawing_context_set_property;
gobject_class->get_property = gdk_drawing_context_get_property;
gobject_class->dispose = gdk_drawing_context_dispose;