ui/gl/gl_surface_nsview.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 UI_GL_GL_SURFACE_NSVIEW_H_
   6 #define UI_GL_GL_SURFACE_NSVIEW_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "ui/gfx/size.h"
  10 #include "ui/gl/gl_surface.h"
  11
  12 namespace gfx {
  13
  14 class GLContextNSView;
  15
  16 // GLSurfaceNSView provides an implementation of the the GLSurface interface
  17 // that is backed by an NSView.  This interface pairs with the GLContextNSView
  18 // class, and the NSView is expected to use this context for drawing.
  19 class GLSurfaceNSView : public GLSurface {
  20  public:
  21   explicit GLSurfaceNSView(AcceleratedWidget view);
  22   virtual ~GLSurfaceNSView();
  23
  24   // GLSurface:
  25   virtual void Destroy() OVERRIDE;
  26   virtual bool IsOffscreen() OVERRIDE;
  27   virtual bool SwapBuffers() OVERRIDE;
  28   virtual gfx::Size GetSize() OVERRIDE;
  29   virtual void* GetHandle() OVERRIDE;
  30
  31   // Allow the surface to call back to context when in need of |FlushBuffer|.
  32   virtual bool OnMakeCurrent(GLContext* context) OVERRIDE;
  33
  34  private:
  35   // Weak.  An |NSView*|.
  36   AcceleratedWidget view_;
  37
  38   // Weak.  Associated context.
  39   GLContextNSView* context_;
  40
  41   DISALLOW_COPY_AND_ASSIGN(GLSurfaceNSView);
  42 };
  43
  44 }  // namespace gfx
  45
  46 #endif  // UI_GL_GL_SURFACE_NSVIEW_H_