src/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   virtual void setDrawCheckerboardForMissingTiles(bool checkerboard);
  34
  35  protected:
  36   virtual ~WebContentLayerImpl();
  37
  38   // ContentLayerClient implementation.
  39   virtual void PaintContents(SkCanvas* canvas,
  40                              const gfx::Rect& clip,
  41                              ContentLayerClient::GraphicsContextStatus
  42                                  graphics_context_status) OVERRIDE;
  43   virtual void DidChangeLayerCanUseLCDText() OVERRIDE;
  44   virtual bool FillsBoundsCompletely() const OVERRIDE;
  45
  46   scoped_ptr<WebLayerImpl> layer_;
  47   blink::WebContentLayerClient* client_;
  48   bool draws_content_;
  49
  50  private:
  51   bool can_use_lcd_text_;
  52   bool ignore_lcd_text_change_;
  53
  54   DISALLOW_COPY_AND_ASSIGN(WebContentLayerImpl);
  55 };
  56
  57 }  // namespace cc_blink
  58
  59 #endif  // CC_BLINK_WEB_CONTENT_LAYER_IMPL_H_