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// 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_STUB_H_
#define UI_GL_GL_CONTEXT_STUB_H_
#include "base/macros.h"
#include "build/build_config.h"
#include "ui/gl/gl_context.h"
#include "ui/gl/gl_export.h"
namespace gl {
class GLShareGroup;
// A GLContext that does nothing for unit tests.
class GL_EXPORT GLContextStub : public GLContextReal {
public:
GLContextStub();
explicit GLContextStub(GLShareGroup* share_group);
// Implement GLContext.
bool Initialize(GLSurface* compatible_surface,
const GLContextAttribs& attribs) override;
bool MakeCurrent(GLSurface* surface) override;
void ReleaseCurrent(GLSurface* surface) override;
bool IsCurrent(GLSurface* surface) override;
void* GetHandle() override;
std::string GetGLVersion() override;
std::string GetGLRenderer() override;
unsigned int CheckStickyGraphicsResetStatus() override;
void SetUseStubApi(bool stub_api);
void SetExtensionsString(const char* extensions);
void SetGLVersionString(const char* version_str);
bool HasRobustness();
#if defined(OS_MACOSX)
void FlushForDriverCrashWorkaround() override;
#endif
protected:
~GLContextStub() override;
GLApi* CreateGLApi(DriverGL* driver) override;
private:
bool use_stub_api_;
std::string version_str_;
unsigned int graphics_reset_status_ = 0; // GL_NO_ERROR
DISALLOW_COPY_AND_ASSIGN(GLContextStub);
};
} // namespace gl
#endif // UI_GL_GL_CONTEXT_STUB_H_
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