190e03efad3cd3a30c8cf2538bd81621d797450d
[platform/framework/web/crosswalk.git] / src / ui / gl / gl_context_stub_with_extensions.h
1 // Copyright 2014 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_STUB_WITH_EXTENSIONS_H_
6 #define UI_GL_GL_CONTEXT_STUB_WITH_EXTENSIONS_H_
7
8 #include "ui/gl/gl_context_stub.h"
9
10 namespace gfx {
11
12 // Lightweight GLContext stub implementation that returns a constructed
13 // extensions string.  We use this to create a context that we can use to
14 // initialize GL extensions with, without actually creating a platform context.
15 class GL_EXPORT GLContextStubWithExtensions : public gfx::GLContextStub {
16  public:
17   GLContextStubWithExtensions() {}
18   std::string GetExtensions() override;
19
20   void AddExtensionsString(const char* extensions);
21   void SetGLVersionString(const char* version_str);
22
23  protected:
24   std::string GetGLVersion() override;
25
26   ~GLContextStubWithExtensions() override {}
27
28  private:
29   std::string extensions_;
30   std::string version_str_;
31
32   DISALLOW_COPY_AND_ASSIGN(GLContextStubWithExtensions);
33 };
34
35 }  // namespace gfx
36
37 #endif  // UI_GL_GL_CONTEXT_STUB_WITH_EXTENSIONS_H_