cc/resources/transform_display_item.h

   1 // Copyright 2014 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 #ifndef CC_RESOURCES_TRANSFORM_DISPLAY_ITEM_H_
   6 #define CC_RESOURCES_TRANSFORM_DISPLAY_ITEM_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/base/cc_export.h"
  10 #include "cc/resources/display_item.h"
  11 #include "ui/gfx/transform.h"
  12
  13 class SkCanvas;
  14 class SkDrawPictureCallback;
  15
  16 namespace cc {
  17
  18 class CC_EXPORT TransformDisplayItem : public DisplayItem {
  19  public:
  20   TransformDisplayItem();
  21   ~TransformDisplayItem() override;
  22
  23   void SetNew(const gfx::Transform& transform);
  24
  25   void Raster(SkCanvas* canvas, SkDrawPictureCallback* callback) const override;
  26   void AsValueInto(base::trace_event::TracedValue* array) const override;
  27
  28  private:
  29   gfx::Transform transform_;
  30 };
  31
  32 class CC_EXPORT EndTransformDisplayItem : public DisplayItem {
  33  public:
  34   EndTransformDisplayItem();
  35   ~EndTransformDisplayItem() override;
  36
  37   static scoped_ptr<EndTransformDisplayItem> Create() {
  38     return make_scoped_ptr(new EndTransformDisplayItem());
  39   }
  40
  41   void Raster(SkCanvas* canvas, SkDrawPictureCallback* callback) const override;
  42   void AsValueInto(base::trace_event::TracedValue* array) const override;
  43 };
  44
  45 }  // namespace cc
  46
  47 #endif  // CC_RESOURCES_TRANSFORM_DISPLAY_ITEM_H_