Commit eca2af52 authored by Kristian Rietveld's avatar Kristian Rietveld
Browse files

Make set_cairo_surface_size a vfunc on GdkWindowImpl

Note the special implementation of this method on GdkOffscreenWindow
that makes sure its current surface is not destroyed.
parent a472d1a4
......@@ -495,10 +495,6 @@ void _gdk_display_pointer_info_foreach (GdkDisplay *display,
void _gdk_window_invalidate_for_expose (GdkWindow *window,
cairo_region_t *region);
gboolean _gdk_windowing_set_cairo_surface_size (cairo_surface_t *surface,
int width,
int height);
GdkWindow * _gdk_window_find_child_at (GdkWindow *window,
int x, int y);
GdkWindow * _gdk_window_find_descendant_at (GdkWindow *toplevel,
......
......@@ -597,6 +597,18 @@ gdk_offscreen_window_translate (GdkWindow *window,
_gdk_window_add_damage (window, area);
}
static cairo_surface_t *
gdk_offscreen_window_resize_cairo_surface (GdkWindow *window,
cairo_surface_t *surface,
gint width,
gint height)
{
/* No-op. The surface gets resized in
* gdk_offscreen_window_move_resize_internal().
*/
return surface;
}
/**
* gdk_offscreen_window_set_embedder:
* @window: a #GdkWindow
......@@ -700,4 +712,5 @@ gdk_offscreen_window_impl_iface_init (GdkWindowImplIface *iface)
iface->get_root_coords = gdk_offscreen_window_get_root_coords;
iface->get_device_state = gdk_offscreen_window_get_device_state;
iface->destroy = gdk_offscreen_window_destroy;
iface->resize_cairo_surface = gdk_offscreen_window_resize_cairo_surface;
}
......@@ -1018,14 +1018,17 @@ recompute_visible_regions_internal (GdkWindowObject *private,
recompute_visible_regions_internal (private->parent, TRUE, FALSE, FALSE);
}
if (private->cairo_surface &&
(!gdk_window_has_impl (private) ||
!_gdk_windowing_set_cairo_surface_size (private->cairo_surface,
private->width,
private->height)))
if (private->cairo_surface && gdk_window_has_impl (private))
{
gdk_window_drop_cairo_surface (private);
GdkWindowImplIface *iface = GDK_WINDOW_IMPL_GET_IFACE (private->impl);
private->cairo_surface = iface->resize_cairo_surface (private->impl,
private->cairo_surface,
private->width,
private->height);
}
else if (private->cairo_surface)
gdk_window_drop_cairo_surface (private);
}
/* Call this when private has changed in one or more of these ways:
......
......@@ -141,6 +141,11 @@ struct _GdkWindowImplIface
void (* destroy) (GdkWindow *window,
gboolean recursing,
gboolean foreign_destroy);
cairo_surface_t * (* resize_cairo_surface) (GdkWindow *window,
cairo_surface_t *surface,
gint width,
gint height);
};
/* Interface Functions */
......
......@@ -32,15 +32,6 @@ typedef struct {
CGContextRef cg_context;
} GdkQuartzCairoSurfaceData;
gboolean
_gdk_windowing_set_cairo_surface_size (cairo_surface_t *surface,
int width,
int height)
{
/* This is not supported with quartz surfaces. */
return FALSE;
}
static void
gdk_quartz_cairo_surface_destroy (void *data)
{
......
......@@ -1086,6 +1086,18 @@ _gdk_quartz_window_destroy (GdkWindow *window,
}
}
static cairo_surface_t *
gdk_window_quartz_resize_cairo_surface (GdkWindow *window,
cairo_surface_t *surface,
gint width,
gint height)
{
/* Quartz surfaces cannot be resized */
cairo_surface_destroy (surface);
return NULL;
}
void
_gdk_windowing_window_destroy_foreign (GdkWindow *window)
{
......@@ -2986,6 +2998,7 @@ gdk_window_impl_iface_init (GdkWindowImplIface *iface)
iface->queue_antiexpose = _gdk_quartz_window_queue_antiexpose;
iface->translate = _gdk_quartz_window_translate;
iface->destroy = _gdk_quartz_window_destroy;
iface->resize_cairo_surface = gdk_window_quartz_resize_cairo_surface;
}
......
......@@ -228,15 +228,6 @@ gdk_win32_ref_cairo_surface (GdkDrawable *drawable)
return impl->cairo_surface;
}
gboolean
_gdk_windowing_set_cairo_surface_size (cairo_surface_t *surface,
gint width,
gint height)
{
// Do nothing. The surface size is determined by the DC
return FALSE;
}
HGDIOBJ
gdk_win32_drawable_get_handle (GdkDrawable *drawable)
{
......
......@@ -744,6 +744,18 @@ _gdk_win32_window_destroy (GdkWindow *window,
gdk_win32_handle_table_remove (GDK_WINDOW_HWND (window));
}
static cairo_surface_t *
gdk_win32_window_resize_cairo_surface (GdkWindow *window,
cairo_surface_t *surface,
gint width,
gint height)
{
/* XXX: Make Cairo surface use DC clip */
cairo_surface_destroy (surface);
return NULL;
}
void
_gdk_windowing_window_destroy_foreign (GdkWindow *window)
{
......@@ -3299,6 +3311,7 @@ gdk_window_impl_iface_init (GdkWindowImplIface *iface)
iface->queue_antiexpose = _gdk_win32_window_queue_antiexpose;
iface->translate = _gdk_win32_window_translate;
iface->destroy = _gdk_win32_window_destroy;
iface->resize_cairo_surface = gdk_win32_window_resize_cairo_surface;
}
gboolean
......
......@@ -194,15 +194,6 @@ gdk_x11_cairo_surface_destroy (void *data)
impl->cairo_surface = NULL;
}
gboolean
_gdk_windowing_set_cairo_surface_size (cairo_surface_t *surface,
int width,
int height)
{
cairo_xlib_surface_set_size (surface, width, height);
return TRUE;
}
static cairo_surface_t *
gdk_x11_create_cairo_surface (GdkDrawable *drawable,
int width,
......
......@@ -1028,6 +1028,17 @@ _gdk_x11_window_destroy (GdkWindow *window,
}
}
static cairo_surface_t *
gdk_window_x11_resize_cairo_surface (GdkWindow *window,
cairo_surface_t *surface,
gint width,
gint height)
{
cairo_xlib_surface_set_size (surface, width, height);
return surface;
}
void
_gdk_windowing_window_destroy_foreign (GdkWindow *window)
{
......@@ -5514,6 +5525,7 @@ gdk_window_impl_iface_init (GdkWindowImplIface *iface)
iface->queue_antiexpose = _gdk_x11_window_queue_antiexpose;
iface->translate = _gdk_x11_window_translate;
iface->destroy = _gdk_x11_window_destroy;
iface->resize_cairo_surface = gdk_window_x11_resize_cairo_surface;
}
static Bool
......
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