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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_CGL_H_ | |
6 #define UI_GL_GL_SURFACE_CGL_H_ | |
7 | |
8 #include "ui/gfx/size.h" | |
9 #include "ui/gl/gl_surface.h" | |
10 | |
11 namespace gfx { | |
12 | |
13 // Base class for CGL surfaces. | |
14 class GLSurfaceCGL : public GLSurface { | |
15 public: | |
16 GLSurfaceCGL(); | |
17 | |
18 static bool InitializeOneOff(); | |
19 static void* GetPixelFormat(); | |
20 | |
21 protected: | |
22 virtual ~GLSurfaceCGL(); | |
23 | |
24 private: | |
25 DISALLOW_COPY_AND_ASSIGN(GLSurfaceCGL); | |
26 }; | |
27 | |
28 // A "no-op" surface. It is not required that a CGLContextObj have an | |
29 // associated drawable (pbuffer or fullscreen context) in order to be | |
30 // made current. Everywhere this surface type is used, we allocate an | |
31 // FBO at the user level as the drawable of the associated context. | |
32 class GL_EXPORT NoOpGLSurfaceCGL : public GLSurfaceCGL { | |
33 public: | |
34 explicit NoOpGLSurfaceCGL(const gfx::Size& size); | |
35 | |
36 // Implement GLSurface. | |
37 virtual bool Initialize() OVERRIDE; | |
38 virtual void Destroy() OVERRIDE; | |
39 virtual bool IsOffscreen() OVERRIDE; | |
40 virtual bool SwapBuffers() OVERRIDE; | |
41 virtual gfx::Size GetSize() OVERRIDE; | |
42 virtual void* GetHandle() OVERRIDE; | |
43 virtual void* GetDisplay() OVERRIDE; | |
44 | |
45 protected: | |
46 virtual ~NoOpGLSurfaceCGL(); | |
47 | |
48 private: | |
49 gfx::Size size_; | |
50 | |
51 DISALLOW_COPY_AND_ASSIGN(NoOpGLSurfaceCGL); | |
52 }; | |
53 | |
54 } // namespace gfx | |
55 | |
56 #endif // UI_GL_GL_SURFACE_CGL_H_ | |
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