content/child/npapi/webplugin_accelerated_surface_mac.h

   1 // Copyright (c) 2011 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_CHILD_NPAPI_WEBPLUGIN_ACCELERATED_SURFACE_MAC_H_
   6 #define CONTENT_CHILD_NPAPI_WEBPLUGIN_ACCELERATED_SURFACE_MAC_H_
   7
   8 #include "ui/gfx/native_widget_types.h"
   9 #include "ui/gfx/size.h"
  10
  11 // Avoid having to include OpenGL headers here.
  12 typedef struct _CGLContextObject* CGLContextObj;
  13
  14 namespace content {
  15
  16 // Interface class for interacting with an accelerated plugin surface, used
  17 // for the Core Animation flavors of plugin drawing on the Mac.
  18 class WebPluginAcceleratedSurface {
  19  public:
  20   virtual ~WebPluginAcceleratedSurface() {}
  21
  22   // Sets the size of the surface.
  23   virtual void SetSize(const gfx::Size& size) = 0;
  24
  25   // Returns the context used to draw into this surface.
  26   // If initializing the surface failed, this will be NULL.
  27   virtual CGLContextObj context() = 0;
  28
  29   // Readies the surface for drawing. Must be called before any drawing session.
  30   virtual void StartDrawing() = 0;
  31
  32   // Ends a drawing session. Changes to the surface may not be reflected until
  33   // this is called.
  34   virtual void EndDrawing() = 0;
  35 };
  36
  37 }  // namespace content
  38
  39 #endif  // CONTENT_CHILD_NPAPI_WEBPLUGIN_ACCELERATED_SURFACE_MAC_H_