cc/playback/compositing_display_item.h

   1 // Copyright 2015 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_COMPOSITING_DISPLAY_ITEM_H_
   6 #define CC_PLAYBACK_COMPOSITING_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 "skia/ext/refptr.h"
  12 #include "third_party/skia/include/core/SkColorFilter.h"
  13 #include "third_party/skia/include/core/SkRect.h"
  14 #include "third_party/skia/include/core/SkXfermode.h"
  15 #include "ui/gfx/geometry/rect_f.h"
  16
  17 class SkCanvas;
  18
  19 namespace cc {
  20
  21 class CC_EXPORT CompositingDisplayItem : public DisplayItem {
  22  public:
  23   CompositingDisplayItem();
  24   ~CompositingDisplayItem() override;
  25
  26   void SetNew(uint8_t alpha,
  27               SkXfermode::Mode xfermode,
  28               SkRect* bounds,
  29               skia::RefPtr<SkColorFilter> color_filter);
  30
  31   void Raster(SkCanvas* canvas,
  32               const gfx::Rect& canvas_target_playback_rect,
  33               SkPicture::AbortCallback* callback) const override;
  34   void AsValueInto(base::trace_event::TracedValue* array) const override;
  35
  36  private:
  37   uint8_t alpha_;
  38   SkXfermode::Mode xfermode_;
  39   bool has_bounds_;
  40   SkRect bounds_;
  41   skia::RefPtr<SkColorFilter> color_filter_;
  42 };
  43
  44 class CC_EXPORT EndCompositingDisplayItem : public DisplayItem {
  45  public:
  46   EndCompositingDisplayItem();
  47   ~EndCompositingDisplayItem() override;
  48
  49   static scoped_ptr<EndCompositingDisplayItem> Create() {
  50     return make_scoped_ptr(new EndCompositingDisplayItem());
  51   }
  52
  53   void Raster(SkCanvas* canvas,
  54               const gfx::Rect& canvas_target_playback_rect,
  55               SkPicture::AbortCallback* callback) const override;
  56   void AsValueInto(base::trace_event::TracedValue* array) const override;
  57 };
  58
  59 }  // namespace cc
  60
  61 #endif  // CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_