cc/blink/web_content_layer_impl.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_BLINK_WEB_CONTENT_LAYER_IMPL_H_
   6 #define CC_BLINK_WEB_CONTENT_LAYER_IMPL_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/blink/cc_blink_export.h"
  10 #include "cc/blink/web_layer_impl.h"
  11 #include "cc/layers/content_layer_client.h"
  12 #include "third_party/WebKit/public/platform/WebContentLayer.h"
  13
  14 namespace cc {
  15 class IntRect;
  16 class FloatRect;
  17 }
  18
  19 namespace blink {
  20 class WebContentLayerClient;
  21 }
  22
  23 namespace cc_blink {
  24
  25 class WebContentLayerImpl : public blink::WebContentLayer,
  26                             public cc::ContentLayerClient {
  27  public:
  28   CC_BLINK_EXPORT explicit WebContentLayerImpl(blink::WebContentLayerClient*);
  29
  30   // WebContentLayer implementation.
  31   virtual blink::WebLayer* layer();
  32   virtual void setDoubleSided(bool double_sided);
  33
  34  protected:
  35   virtual ~WebContentLayerImpl();
  36
  37   // ContentLayerClient implementation.
  38   void PaintContents(SkCanvas* canvas,
  39                      const gfx::Rect& clip,
  40                      PaintingControlSetting painting_control) override;
  41   scoped_refptr<cc::DisplayItemList> PaintContentsToDisplayList(
  42       const gfx::Rect& clip,
  43       PaintingControlSetting painting_control) override;
  44   bool FillsBoundsCompletely() const override;
  45   size_t GetApproximateUnsharedMemoryUsage() const override;
  46
  47   scoped_ptr<WebLayerImpl> layer_;
  48   blink::WebContentLayerClient* client_;
  49   bool draws_content_;
  50
  51  private:
  52   DISALLOW_COPY_AND_ASSIGN(WebContentLayerImpl);
  53 };
  54
  55 }  // namespace cc_blink
  56
  57 #endif  // CC_BLINK_WEB_CONTENT_LAYER_IMPL_H_