| // Copyright 2013 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 ANDROID_WEBVIEW_BROWSER_GL_VIEW_RENDERER_MANAGER_H_ |
| #define ANDROID_WEBVIEW_BROWSER_GL_VIEW_RENDERER_MANAGER_H_ |
| |
| #include <list> |
| |
| #include "base/basictypes.h" |
| #include "base/lazy_instance.h" |
| #include "base/synchronization/lock.h" |
| #include "base/threading/platform_thread.h" |
| |
| namespace android_webview { |
| |
| class SharedRendererState; |
| |
| class GLViewRendererManager { |
| public: |
| typedef SharedRendererState* RendererType; |
| |
| private: |
| typedef std::list<RendererType> ListType; |
| |
| public: |
| typedef ListType::iterator Key; |
| |
| static GLViewRendererManager* GetInstance(); |
| |
| Key NullKey(); |
| |
| Key PushBack(RendererType view); |
| |
| // |key| must be already in manager. Move renderer corresponding to |key| to |
| // most recent. |
| void DidDrawGL(Key key); |
| |
| void Remove(Key key); |
| |
| RendererType GetMostRecentlyDrawn() const; |
| |
| private: |
| friend struct base::DefaultLazyInstanceTraits<GLViewRendererManager>; |
| |
| GLViewRendererManager(); |
| ~GLViewRendererManager(); |
| |
| mutable base::Lock lock_; |
| ListType mru_list_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GLViewRendererManager); |
| }; |
| |
| } // namespace android_webview |
| |
| #endif // ANDROID_WEBVIEW_BROWSER_GL_VIEW_RENDERER_MANAGER_H_ |