Make the Pepper proxy support in-process font rendering.

webkit/plugins/ppapi/ppb_font_impl.h

 // Copyright (c) 2011 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_PPB_FONT_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPB_FONT_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "ppapi/c/dev/ppb_font_dev.h"
+#include "ppapi/shared_impl/font_impl.h"
+#include "ppapi/thunk/ppb_font_api.h"
 #include "webkit/plugins/ppapi/resource.h"
 
 namespace WebKit {
 class WebFont;
 }
 
 namespace webkit {
 namespace ppapi {
 
 class PluginInstance;
 
-class PPB_Font_Impl : public Resource {
+class PPB_Font_Impl : public Resource,
+                      public ::ppapi::thunk::PPB_Font_API,
+                      public pp::shared_impl::FontImpl {
  public:
   PPB_Font_Impl(PluginInstance* instance, const PP_FontDescription_Dev& desc);
   virtual ~PPB_Font_Impl();
 
   // Returns a pointer to the interface implementing PPB_Font that is exposed to
   // the plugin.
   static const PPB_Font_Dev* GetInterface();
 
+  // ResourceObjectBase.
+  virtual ::ppapi::thunk::PPB_Font_API* AsFont_API() OVERRIDE;
+
   // Resource overrides.
-  virtual PPB_Font_Impl* AsPPB_Font_Impl();
+  virtual PPB_Font_Impl* AsPPB_Font_Impl() OVERRIDE;
 
   // PPB_Font implementation.
-  bool Describe(PP_FontDescription_Dev* description,
-                PP_FontMetrics_Dev* metrics);
-  bool DrawTextAt(PP_Resource image_data,
-                  const PP_TextRun_Dev* text,
-                  const PP_Point* position,
-                  uint32_t color,
-                  const PP_Rect* clip,
-                  bool image_data_is_opaque);
-  int32_t MeasureText(const PP_TextRun_Dev* text);
+  PP_Bool Describe(PP_FontDescription_Dev* description,
+                   PP_FontMetrics_Dev* metrics) OVERRIDE;
+  PP_Bool DrawTextAt(PP_Resource image_data,
+                     const PP_TextRun_Dev* text,
+                     const PP_Point* position,
+                     uint32_t color,
+                     const PP_Rect* clip,
+                     PP_Bool image_data_is_opaque) OVERRIDE;
+  int32_t MeasureText(const PP_TextRun_Dev* text) OVERRIDE;
   uint32_t CharacterOffsetForPixel(const PP_TextRun_Dev* text,
-                                   int32_t pixel_position);
+                                   int32_t pixel_position) OVERRIDE;
   int32_t PixelOffsetForCharacter(const PP_TextRun_Dev* text,
-                                  uint32_t char_offset);
+                                  uint32_t char_offset) OVERRIDE;
 
  private:
-  scoped_ptr<WebKit::WebFont> font_;
-
   DISALLOW_COPY_AND_ASSIGN(PPB_Font_Impl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPB_FONT_IMPL_H_