Home | History | Annotate | Download | only in resources
      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
     52