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_CONTEXT_NSVIEW_H_
6#define UI_GL_GL_CONTEXT_NSVIEW_H_
7
8#import <AppKit/NSOpenGL.h>
9
10#include "base/compiler_specific.h"
11#include "base/mac/scoped_nsobject.h"
12#include "ui/gl/gl_context.h"
13
14namespace gfx {
15
16class GLSurface;
17
18// GLContextNSView encapsulates an NSView-based GLContext.  This is paired with
19// the GLSurfaceNSView class.
20class GLContextNSView : public GLContextReal {
21 public:
22  explicit GLContextNSView(GLShareGroup* group);
23  virtual ~GLContextNSView();
24
25  // GLContext:
26  virtual bool Initialize(GLSurface* surface,
27                          GpuPreference gpu_preference) OVERRIDE;
28  virtual void Destroy() OVERRIDE;
29  virtual bool MakeCurrent(GLSurface* surface) OVERRIDE;
30  virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE;
31  virtual bool IsCurrent(GLSurface* surface) OVERRIDE;
32  virtual void* GetHandle() OVERRIDE;
33  virtual void SetSwapInterval(int interval) OVERRIDE;
34
35  // Flush the |context_|.  Swaps buffers.
36  void FlushBuffer();
37
38 private:
39  base::scoped_nsobject<NSOpenGLContext> context_;
40  GpuPreference gpu_preference_;
41
42  DISALLOW_COPY_AND_ASSIGN(GLContextNSView);
43};
44
45}  // namespace gfx
46
47#endif  // UI_GL_GL_CONTEXT_NSVIEW_H_
48