1 files changed, 77 insertions, 0 deletions
diff --git a/ui/gl/gl_surface_wgl.h b/ui/gl/gl_surface_wgl.h
new file mode 100644
index 0000000..6e4f0cd
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+++ b/ui/gl/gl_surface_wgl.h
@@ -0,0 +1,77 @@
+// 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_SURFACE_WGL_H_
+#define UI_GL_GL_SURFACE_WGL_H_
+#pragma once
+
+#include "ui/gfx/native_widget_types.h"
+#include "ui/gl/gl_surface.h"
+
+namespace gfx {
+
+// Base interface for WGL surfaces.
+class GLSurfaceWGL : public GLSurface {
+ public:
+  GLSurfaceWGL();
+  virtual ~GLSurfaceWGL();
+
+  // Implement GLSurface.
+  virtual void* GetDisplay();
+
+  static bool InitializeOneOff();
+  static HDC GetDisplayDC();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(GLSurfaceWGL);
+};
+
+// A surface used to render to a view.
+class NativeViewGLSurfaceWGL : public GLSurfaceWGL {
+ public:
+  explicit NativeViewGLSurfaceWGL(gfx::AcceleratedWidget window);
+  virtual ~NativeViewGLSurfaceWGL();
+
+  // Implement GLSurface.
+  virtual bool Initialize();
+  virtual void Destroy();
+  virtual bool IsOffscreen();
+  virtual bool SwapBuffers();
+  virtual gfx::Size GetSize();
+  virtual void* GetHandle();
+
+ private:
+  gfx::AcceleratedWidget window_;
+  gfx::AcceleratedWidget child_window_;
+  HDC device_context_;
+
+  DISALLOW_COPY_AND_ASSIGN(NativeViewGLSurfaceWGL);
+};
+
+
+// A surface used to render to an offscreen pbuffer.
+class PbufferGLSurfaceWGL : public GLSurfaceWGL {
+ public:
+  explicit PbufferGLSurfaceWGL(const gfx::Size& size);
+  virtual ~PbufferGLSurfaceWGL();
+
+  // Implement GLSurface.
+  virtual bool Initialize();
+  virtual void Destroy();
+  virtual bool IsOffscreen();
+  virtual bool SwapBuffers();
+  virtual gfx::Size GetSize();
+  virtual void* GetHandle();
+
+ private:
+  gfx::Size size_;
+  HDC device_context_;
+  void* pbuffer_;
+
+  DISALLOW_COPY_AND_ASSIGN(PbufferGLSurfaceWGL);
+};
+
+}  // namespace gfx
+
+#endif  // UI_GL_GL_SURFACE_WGL_H_