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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GFX_GL_GL_SURFACE_EGL_H_
#define UI_GFX_GL_GL_SURFACE_EGL_H_
#pragma once
#if defined(OS_WIN)
#include <windows.h>
#endif
#include "ui/gfx/gl/gl_surface.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/size.h"
typedef void* EGLConfig;
typedef void* EGLDisplay;
typedef void* EGLSurface;
#if defined(OS_WIN)
typedef HDC EGLNativeDisplayType;
#else
typedef struct _XDisplay* EGLNativeDisplayType;
#endif
namespace gfx {
// Interface for EGL surface.
class GLSurfaceEGL : public GLSurface {
public:
GLSurfaceEGL();
virtual ~GLSurfaceEGL();
static bool InitializeOneOff();
EGLDisplay GetDisplay();
EGLConfig GetConfig();
static EGLDisplay GetHardwareDisplay();
static EGLDisplay GetSoftwareDisplay();
static EGLNativeDisplayType GetNativeDisplay();
protected:
bool software_;
private:
DISALLOW_COPY_AND_ASSIGN(GLSurfaceEGL);
};
// Encapsulates an EGL surface bound to a view.
class NativeViewGLSurfaceEGL : public GLSurfaceEGL {
public:
explicit NativeViewGLSurfaceEGL(bool software,
gfx::PluginWindowHandle window);
virtual ~NativeViewGLSurfaceEGL();
// Implement GLSurface.
virtual bool Initialize();
virtual void Destroy();
virtual bool IsOffscreen();
virtual bool SwapBuffers();
virtual gfx::Size GetSize();
virtual EGLSurface GetHandle();
private:
gfx::PluginWindowHandle window_;
EGLSurface surface_;
DISALLOW_COPY_AND_ASSIGN(NativeViewGLSurfaceEGL);
};
// Encapsulates a pbuffer EGL surface.
class PbufferGLSurfaceEGL : public GLSurfaceEGL {
public:
explicit PbufferGLSurfaceEGL(bool software, const gfx::Size& size);
virtual ~PbufferGLSurfaceEGL();
// Implement GLSurface.
virtual bool Initialize();
virtual void Destroy();
virtual bool IsOffscreen();
virtual bool SwapBuffers();
virtual gfx::Size GetSize();
virtual EGLSurface GetHandle();
private:
gfx::Size size_;
EGLSurface surface_;
DISALLOW_COPY_AND_ASSIGN(PbufferGLSurfaceEGL);
};
} // namespace gfx
#endif // UI_GFX_GL_GL_SURFACE_EGL_H_
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