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 GL_EXPORT GLSurfaceNSView : public GLSurface {
  20  public:
  21   explicit GLSurfaceNSView(AcceleratedWidget view);
  22
  23   // GLSurface:
  24   virtual void Destroy() OVERRIDE;
  25   virtual bool IsOffscreen() OVERRIDE;
  26   virtual bool SwapBuffers() OVERRIDE;
  27   virtual gfx::Size GetSize() OVERRIDE;
  28   virtual void* GetHandle() OVERRIDE;
  29
  30   // Allow the surface to call back to context when in need of |FlushBuffer|.
  31   virtual bool OnMakeCurrent(GLContext* context) OVERRIDE;
  32
  33  private:
  34   virtual ~GLSurfaceNSView();
  35
  36   // Weak.  An |NSView*|.
  37   AcceleratedWidget view_;
  38
  39   // Weak.  Associated context.
  40   GLContextNSView* context_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(GLSurfaceNSView);
  43 };
  44
  45 }  // namespace gfx
  46
  47 #endif  // UI_GL_GL_SURFACE_NSVIEW_H_