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
11namespace cc {
12
13ResourceUpdate 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
28ResourceUpdate 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
45ResourceUpdate::ResourceUpdate()
46    : texture(NULL),
47      bitmap(NULL) {}
48
49ResourceUpdate::~ResourceUpdate() {}
50
51}  // namespace cc
52