Migrate Graphics2D to new design.

webkit/plugins/ppapi/plugin_delegate.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_
 #define WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 56 matching lines @@
 namespace thunk {
 class ResourceCreationAPI;
 }
 
 }  // namespace ppapi
 
 namespace skia {
 class PlatformCanvas;
 }
 
+class SkCanvas;
+
 namespace WebKit {
+typedef SkCanvas WebCanvas;
 class WebGamepads;
 class WebPlugin;
 struct WebCompositionUnderline;
 struct WebCursorInfo;
 }
 
 namespace webkit_glue {
 class ClipboardClient;
 class P2PTransport;
 class NetworkListObserver;
 }  // namespace webkit_glue
 
 namespace webkit {
 namespace ppapi {
 
 class FileIO;
 class FullscreenContainer;
 class PluginInstance;
 class PluginModule;
 class PPB_Broker_Impl;
 class PPB_Flash_Menu_Impl;
+class PPB_ImageData_Impl;
 class PPB_TCPSocket_Private_Impl;
 class PPB_UDPSocket_Private_Impl;
 
 // Virtual interface that the browser implements to implement features for
 // PPAPI plugins.
 class PluginDelegate {
  public:
   // This interface is used for the PluginModule to tell the code in charge of
   // re-using modules which modules currently exist.
   //
@@ skipping 55 matching lines @@
 
     // Returns the platform-specific shared memory handle of the data backing
     // this image. This is used by PPAPI proxying to send the image to the
     // out-of-process plugin. On success, the size in bytes will be placed into
     // |*bytes_count|. Returns 0 on failure.
     virtual intptr_t GetSharedMemoryHandle(uint32* byte_count) const = 0;
 
     virtual TransportDIB* GetTransportDIB() const = 0;
   };
 
+  class PlatformGraphics2D {
+   public:
+    virtual bool ReadImageData(PP_Resource image, const PP_Point* top_left) = 0;
+
+    // Assciates this device with the given plugin instance. You can pass NULL
+    // to clear the existing device. Returns true on success. In this case, a
+    // repaint of the page will also be scheduled. Failure means that the device
+    // is already bound to a different instance, and nothing will happen.
+    virtual bool BindToInstance(PluginInstance* new_instance) = 0;
+
+    // Paints the current backing store to the web page.
+    virtual void Paint(WebKit::WebCanvas* canvas,
+                       const gfx::Rect& plugin_rect,
+                       const gfx::Rect& paint_rect) = 0;
+
+    // Notifications about the view's progress painting.  See PluginInstance.
+    // These messages are used to send Flush callbacks to the plugin.
+    virtual void ViewWillInitiatePaint() = 0;
+    virtual void ViewInitiatedPaint() = 0;
+    virtual void ViewFlushedPaint() = 0;
+
+    virtual bool IsAlwaysOpaque() const = 0;
+    virtual void SetScale(float scale) = 0;
+    virtual float GetScale() const = 0;
+    virtual PPB_ImageData_Impl* ImageData() = 0;
+  };
+
   class PlatformContext3D {
    public:
     virtual ~PlatformContext3D() {}
 
     // Initialize the context.
     virtual bool Init(const int32* attrib_list,
                       PlatformContext3D* share_context) = 0;
 
     // If the plugin instance is backed by an OpenGL, return its ID in the
     // compositors namespace. Otherwise return 0. Returns 0 by default.
@@ skipping 171 matching lines @@
   virtual SkBitmap* GetSadPluginBitmap() = 0;
 
   // Creates a replacement plug-in that is shown when the plug-in at |file_path|
   // couldn't be loaded.
   virtual WebKit::WebPlugin* CreatePluginReplacement(
       const FilePath& file_path) = 0;
 
   // The caller will own the pointer returned from this.
   virtual PlatformImage2D* CreateImage2D(int width, int height) = 0;
 
+  // Returns the internal PlatformGraphics2D implementation.
+  virtual PlatformGraphics2D* GetGraphics2D(PluginInstance* instance,
+                                            PP_Resource graphics_2d) = 0;
+
   // The caller will own the pointer returned from this.
   virtual PlatformContext3D* CreateContext3D() = 0;
 
   // Set that the context will now present to the delegate.
   virtual void ReparentContext(PlatformContext3D*) = 0;
 
   // If |device_id| is empty, the default video capture device will be used. The
   // user can start using the returned object to capture video right away.
   // Otherwise, the specified device will be used. The user needs to wait till
   // |handler| gets an OnInitialized() notification to start using the returned
@@ skipping 300 matching lines @@
   // Returns restrictions on local data handled by the plug-in.
   virtual PP_FlashLSORestrictions GetLocalDataRestrictions(
       const GURL& document_url,
       const GURL& plugin_url) = 0;
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_