diff options
author | Benjamin Otte <otte@redhat.com> | 2010-10-06 19:31:03 +0200 |
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committer | Benjamin Otte <otte@redhat.com> | 2010-12-02 20:17:28 +0100 |
commit | 6a3a89a6215f3c94e1ca250cad3676648c1ea896 (patch) | |
tree | 81e3f12d1573f3702e7d11b825294a9ab66cc23a /gdk/gdkwindow.c | |
parent | 97e6e9d212de2cfe543872513c6956bdee6dc6e7 (diff) | |
download | gtk+-6a3a89a6215f3c94e1ca250cad3676648c1ea896.tar.gz |
API: gdk_drawable_get_clip_region() => gdk_window_get_clip_region()
Also remove the vfunc from GdkDrawableClass.
Diffstat (limited to 'gdk/gdkwindow.c')
-rw-r--r-- | gdk/gdkwindow.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c index bb466439cd..5523d07a62 100644 --- a/gdk/gdkwindow.c +++ b/gdk/gdkwindow.c @@ -225,7 +225,6 @@ static cairo_surface_t *gdk_window_create_cairo_surface (GdkDrawable *drawable, int height); static void gdk_window_drop_cairo_surface (GdkWindowObject *private); -static cairo_region_t* gdk_window_get_clip_region (GdkDrawable *drawable); static cairo_region_t* gdk_window_get_visible_region (GdkDrawable *drawable); static void gdk_window_free_paint_stack (GdkWindow *window); @@ -383,7 +382,6 @@ gdk_window_class_init (GdkWindowObjectClass *klass) drawable_class->ref_cairo_surface = gdk_window_ref_cairo_surface; drawable_class->create_cairo_surface = gdk_window_create_cairo_surface; - drawable_class->get_clip_region = gdk_window_get_clip_region; drawable_class->get_visible_region = gdk_window_get_visible_region; klass->create_surface = _gdk_offscreen_window_create_surface; @@ -3516,12 +3514,29 @@ gdk_window_flush_recursive (GdkWindowObject *window) gdk_window_flush_recursive_helper (window, window->impl); } -static cairo_region_t* -gdk_window_get_clip_region (GdkDrawable *drawable) +/** + * gdk_window_get_clip_region: + * @window: a #GdkWindow + * + * Computes the region of a window that potentially can be written + * to by drawing primitives. This region may not take into account + * other factors such as if the window is obscured by other windows, + * but no area outside of this region will be affected by drawing + * primitives. + * + * Returns: a #cairo_region_t. This must be freed with cairo_region_destroy() + * when you are done. + **/ +cairo_region_t* +gdk_window_get_clip_region (GdkWindow *window) { - GdkWindowObject *private = (GdkWindowObject *)drawable; + GdkWindowObject *private; cairo_region_t *result; + g_return_val_if_fail (GDK_WINDOW (window), NULL); + + private = (GdkWindowObject *) window; + result = cairo_region_copy (private->clip_region); if (private->paint_stack) |