// Copyright (c) 2012 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_GL_GL_CONTEXT_GLX_H_
#define UI_GL_GL_CONTEXT_GLX_H_

#include <string>

#include "base/compiler_specific.h"
#include "ui/base/x/x11_util.h"
#include "ui/gl/gl_context.h"
#include "ui/gl/gl_export.h"

namespace gfx {

class GLSurface;

// Encapsulates a GLX OpenGL context.
class GL_EXPORT GLContextGLX : public GLContext {
 public:
  explicit GLContextGLX(GLShareGroup* share_group);

  Display* display();

  // Implement GLContext.
  virtual bool Initialize(
      GLSurface* compatible_surface, GpuPreference gpu_preference) OVERRIDE;
  virtual void Destroy() OVERRIDE;
  virtual bool MakeCurrent(GLSurface* surface) OVERRIDE;
  virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE;
  virtual bool IsCurrent(GLSurface* surface) OVERRIDE;
  virtual void* GetHandle() OVERRIDE;
  virtual void SetSwapInterval(int interval) OVERRIDE;
  virtual std::string GetExtensions() OVERRIDE;
  virtual bool GetTotalGpuMemory(size_t* bytes) OVERRIDE;
  virtual bool WasAllocatedUsingRobustnessExtension() OVERRIDE;

 protected:
  virtual ~GLContextGLX();

 private:
  void* context_;
  Display* display_;

  DISALLOW_COPY_AND_ASSIGN(GLContextGLX);
};

}  // namespace gfx

#endif  // UI_GL_GL_CONTEXT_GLX_H_