cc/resources/resource_update.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/resources/resource_update.h"
   6
   7 #include "base/logging.h"
   8 #include "third_party/skia/include/core/SkCanvas.h"
   9 #include "third_party/skia/include/core/SkDevice.h"
  10
  11 namespace cc {
  12
  13 ResourceUpdate ResourceUpdate::Create(PrioritizedResource* texture,
  14                                       const SkBitmap* bitmap,
  15                                       gfx::Rect content_rect,
  16                                       gfx::Rect source_rect,
  17                                       gfx::Vector2d dest_offset) {
  18   CHECK(content_rect.Contains(source_rect));
  19   ResourceUpdate update;
  20   update.texture = texture;
  21   update.bitmap = bitmap;
  22   update.content_rect = content_rect;
  23   update.source_rect = source_rect;
  24   update.dest_offset = dest_offset;
  25   return update;
  26 }
  27
  28 ResourceUpdate ResourceUpdate::CreateFromCanvas(
  29     PrioritizedResource* resource,
  30     const skia::RefPtr<SkCanvas>& canvas,
  31     gfx::Rect content_rect,
  32     gfx::Rect source_rect,
  33     gfx::Vector2d dest_offset) {
  34   CHECK(content_rect.Contains(source_rect));
  35   ResourceUpdate update;
  36   update.texture = resource;
  37   update.canvas = canvas;
  38   update.bitmap = &canvas->getDevice()->accessBitmap(false);
  39   update.content_rect = content_rect;
  40   update.source_rect = source_rect;
  41   update.dest_offset = dest_offset;
  42   return update;
  43 }
  44
  45 ResourceUpdate::ResourceUpdate()
  46     : texture(NULL),
  47       bitmap(NULL) {}
  48
  49 ResourceUpdate::~ResourceUpdate() {}
  50
  51 }  // namespace cc