cc/playback/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_PLAYBACK_TRANSFORM_DISPLAY_ITEM_H_
   6 #define CC_PLAYBACK_TRANSFORM_DISPLAY_ITEM_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/base/cc_export.h"
  10 #include "cc/playback/display_item.h"
  11 #include "ui/gfx/transform.h"
  12
  13 class SkCanvas;
  14
  15 namespace cc {
  16
  17 class CC_EXPORT TransformDisplayItem : public DisplayItem {
  18  public:
  19   TransformDisplayItem();
  20   ~TransformDisplayItem() override;
  21
  22   void SetNew(const gfx::Transform& transform);
  23
  24   void Raster(SkCanvas* canvas,
  25               const gfx::Rect& canvas_target_playback_rect,
  26               SkPicture::AbortCallback* callback) const override;
  27   void AsValueInto(base::trace_event::TracedValue* array) const override;
  28
  29  private:
  30   gfx::Transform transform_;
  31 };
  32
  33 class CC_EXPORT EndTransformDisplayItem : public DisplayItem {
  34  public:
  35   EndTransformDisplayItem();
  36   ~EndTransformDisplayItem() override;
  37
  38   static scoped_ptr<EndTransformDisplayItem> Create() {
  39     return make_scoped_ptr(new EndTransformDisplayItem());
  40   }
  41
  42   void Raster(SkCanvas* canvas,
  43               const gfx::Rect& canvas_target_playback_rect,
  44               SkPicture::AbortCallback* callback) const override;
  45   void AsValueInto(base::trace_event::TracedValue* array) const override;
  46 };
  47
  48 }  // namespace cc
  49
  50 #endif  // CC_PLAYBACK_TRANSFORM_DISPLAY_ITEM_H_