| Index: chrome/browser/gtk/cairo_cached_surface.cc
|
| ===================================================================
|
| --- chrome/browser/gtk/cairo_cached_surface.cc (revision 71352)
|
| +++ chrome/browser/gtk/cairo_cached_surface.cc (working copy)
|
| @@ -1,74 +0,0 @@
|
| -// Copyright (c) 2009 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -#include "chrome/browser/gtk/cairo_cached_surface.h"
|
| -
|
| -#include <gtk/gtk.h>
|
| -
|
| -#include "base/basictypes.h"
|
| -#include "base/logging.h"
|
| -
|
| -CairoCachedSurface::CairoCachedSurface() : pixbuf_(NULL), surface_(NULL) {
|
| -}
|
| -
|
| -CairoCachedSurface::~CairoCachedSurface() {
|
| - if (surface_)
|
| - cairo_surface_destroy(surface_);
|
| -
|
| - if (pixbuf_)
|
| - g_object_unref(pixbuf_);
|
| -}
|
| -
|
| -int CairoCachedSurface::Width() const {
|
| - return pixbuf_ ? gdk_pixbuf_get_width(pixbuf_) : -1;
|
| -}
|
| -
|
| -int CairoCachedSurface::Height() const {
|
| - return pixbuf_ ? gdk_pixbuf_get_height(pixbuf_) : -1;
|
| -}
|
| -
|
| -void CairoCachedSurface::UsePixbuf(GdkPixbuf* pixbuf) {
|
| - if (surface_) {
|
| - cairo_surface_destroy(surface_);
|
| - surface_ = NULL;
|
| - }
|
| -
|
| - if (pixbuf)
|
| - g_object_ref(pixbuf);
|
| -
|
| - if (pixbuf_)
|
| - g_object_unref(pixbuf_);
|
| -
|
| - pixbuf_ = pixbuf;
|
| -}
|
| -
|
| -void CairoCachedSurface::SetSource(cairo_t* cr, int x, int y) {
|
| - DCHECK(pixbuf_);
|
| - DCHECK(cr);
|
| -
|
| - if (!surface_) {
|
| - // First time here since last UsePixbuf call. Generate the surface.
|
| - cairo_surface_t* target = cairo_get_target(cr);
|
| - surface_ = cairo_surface_create_similar(
|
| - target,
|
| - CAIRO_CONTENT_COLOR_ALPHA,
|
| - gdk_pixbuf_get_width(pixbuf_),
|
| - gdk_pixbuf_get_height(pixbuf_));
|
| -
|
| - DCHECK(surface_);
|
| -#if !defined(NDEBUG)
|
| - int surface_type = cairo_surface_get_type(surface_);
|
| - DCHECK(surface_type == CAIRO_SURFACE_TYPE_XLIB ||
|
| - surface_type == CAIRO_SURFACE_TYPE_XCB ||
|
| - surface_type == CAIRO_SURFACE_TYPE_IMAGE);
|
| -#endif
|
| -
|
| - cairo_t* copy_cr = cairo_create(surface_);
|
| - gdk_cairo_set_source_pixbuf(copy_cr, pixbuf_, 0, 0);
|
| - cairo_paint(copy_cr);
|
| - cairo_destroy(copy_cr);
|
| - }
|
| -
|
| - cairo_set_source_surface(cr, surface_, x, y);
|
| -}
|
|
|