content/renderer/render_widget_fullscreen_pepper.h

   1 // Copyright (c) 2012 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 CONTENT_RENDERER_RENDER_WIDGET_FULLSCREEN_PEPPER_H_
   6 #define CONTENT_RENDERER_RENDER_WIDGET_FULLSCREEN_PEPPER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "content/renderer/mouse_lock_dispatcher.h"
  10 #include "content/renderer/pepper/fullscreen_container.h"
  11 #include "content/renderer/render_widget_fullscreen.h"
  12 #include "third_party/WebKit/public/web/WebWidget.h"
  13
  14 namespace blink {
  15 class WebLayer;
  16 }
  17
  18 namespace content {
  19 class PepperPluginInstanceImpl;
  20
  21 // A RenderWidget that hosts a fullscreen pepper plugin. This provides a
  22 // FullscreenContainer that the plugin instance can callback into to e.g.
  23 // invalidate rects.
  24 class RenderWidgetFullscreenPepper : public RenderWidgetFullscreen,
  25                                      public FullscreenContainer {
  26  public:
  27   static RenderWidgetFullscreenPepper* Create(
  28       int32 opener_id,
  29       PepperPluginInstanceImpl* plugin,
  30       const GURL& active_url,
  31       const blink::WebScreenInfo& screen_info);
  32
  33   // pepper::FullscreenContainer API.
  34   virtual void Invalidate() OVERRIDE;
  35   virtual void InvalidateRect(const blink::WebRect& rect) OVERRIDE;
  36   virtual void ScrollRect(int dx, int dy, const blink::WebRect& rect) OVERRIDE;
  37   virtual void Destroy() OVERRIDE;
  38   virtual void DidChangeCursor(const blink::WebCursorInfo& cursor) OVERRIDE;
  39   virtual void SetLayer(blink::WebLayer* layer) OVERRIDE;
  40
  41   // IPC::Listener implementation. This overrides the implementation
  42   // in RenderWidgetFullscreen.
  43   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
  44
  45   // Could be NULL when this widget is closing.
  46   PepperPluginInstanceImpl* plugin() const { return plugin_; }
  47
  48   MouseLockDispatcher* mouse_lock_dispatcher() const {
  49     return mouse_lock_dispatcher_.get();
  50   }
  51
  52   bool is_compositing() const { return !!layer_; }
  53
  54  protected:
  55   RenderWidgetFullscreenPepper(PepperPluginInstanceImpl* plugin,
  56                                const GURL& active_url,
  57                                const blink::WebScreenInfo& screen_info);
  58   virtual ~RenderWidgetFullscreenPepper();
  59
  60   // RenderWidget API.
  61   virtual void DidInitiatePaint() OVERRIDE;
  62   virtual void DidFlushPaint() OVERRIDE;
  63   virtual void Close() OVERRIDE;
  64   virtual PepperPluginInstanceImpl* GetBitmapForOptimizedPluginPaint(
  65       const gfx::Rect& paint_bounds,
  66       TransportDIB** dib,
  67       gfx::Rect* location,
  68       gfx::Rect* clip,
  69       float* scale_factor) OVERRIDE;
  70   virtual void OnResize(const ViewMsg_Resize_Params& params) OVERRIDE;
  71
  72   // RenderWidgetFullscreen API.
  73   virtual blink::WebWidget* CreateWebWidget() OVERRIDE;
  74
  75   // RenderWidget overrides.
  76   virtual GURL GetURLForGraphicsContext3D() OVERRIDE;
  77   virtual void SetDeviceScaleFactor(float device_scale_factor) OVERRIDE;
  78
  79  private:
  80   // URL that is responsible for this widget, passed to ggl::CreateViewContext.
  81   GURL active_url_;
  82
  83   // The plugin instance this widget wraps.
  84   PepperPluginInstanceImpl* plugin_;
  85
  86   blink::WebLayer* layer_;
  87
  88   scoped_ptr<MouseLockDispatcher> mouse_lock_dispatcher_;
  89
  90   DISALLOW_COPY_AND_ASSIGN(RenderWidgetFullscreenPepper);
  91 };
  92
  93 }  // namespace content
  94
  95 #endif  // CONTENT_RENDERER_RENDER_WIDGET_FULLSCREEN_PEPPER_H_