[gtk+/rendering-cleanup: 90/124] gtk-demo: Blit backing pixmap using Cairo
- From: Benjamin Otte <otte src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+/rendering-cleanup: 90/124] gtk-demo: Blit backing pixmap using Cairo
- Date: Thu, 22 Jul 2010 02:06:13 +0000 (UTC)
commit 52d5ebfc5ece419315750b08107106618bb14053
Author: Benjamin Otte <otte redhat com>
Date: Mon Jul 19 12:15:58 2010 +0200
gtk-demo: Blit backing pixmap using Cairo
demos/gtk-demo/drawingarea.c | 21 ++++++++-------------
1 files changed, 8 insertions(+), 13 deletions(-)
---
diff --git a/demos/gtk-demo/drawingarea.c b/demos/gtk-demo/drawingarea.c
index 5e80449..b84004e 100644
--- a/demos/gtk-demo/drawingarea.c
+++ b/demos/gtk-demo/drawingarea.c
@@ -53,18 +53,15 @@ scribble_expose_event (GtkWidget *widget,
GdkEventExpose *event,
gpointer data)
{
- /* We use the "foreground GC" for the widget since it already exists,
- * but honestly any GC would work. The only thing to worry about
- * is whether the GC has an inappropriate clip region set.
- */
+ cairo_t *cr;
- gdk_draw_drawable (widget->window,
- widget->style->fg_gc[gtk_widget_get_state (widget)],
- pixmap,
- /* Only copy the area that was exposed. */
- event->area.x, event->area.y,
- event->area.x, event->area.y,
- event->area.width, event->area.height);
+ cr = gdk_cairo_create (widget->window);
+
+ gdk_cairo_set_source_pixmap (cr, pixmap, 0, 0);
+ gdk_cairo_rectangle (cr, &event->area);
+ cairo_fill (cr);
+
+ cairo_destroy (cr);
return FALSE;
}
@@ -172,8 +169,6 @@ checkerboard_expose (GtkWidget *da,
ycount = xcount % 2; /* start with even/odd depending on row */
while (j < da->allocation.height)
{
- GdkGC *gc;
-
if (ycount % 2)
cairo_set_source_rgb (cr, 0.45777, 0, 0.45777);
else
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