1 // Copyright 2013 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 CC_RESOURCES_SCOPED_UI_RESOURCE_H_ 6 #define CC_RESOURCES_SCOPED_UI_RESOURCE_H_ 7 8 #include "base/memory/ref_counted.h" 9 #include "cc/base/cc_export.h" 10 #include "cc/resources/ui_resource_bitmap.h" 11 #include "cc/resources/ui_resource_client.h" 12 #include "ui/gfx/size.h" 13 14 namespace cc { 15 16 class LayerTreeHost; 17 18 class CC_EXPORT ScopedUIResource : public UIResourceClient { 19 public: 20 static scoped_ptr<ScopedUIResource> Create( 21 LayerTreeHost* host, 22 scoped_refptr<UIResourceBitmap> bitmap); 23 virtual ~ScopedUIResource(); 24 25 virtual scoped_refptr<UIResourceBitmap> GetBitmap( 26 UIResourceId uid, 27 bool resource_lost) OVERRIDE; 28 UIResourceId id() { return id_; } 29 30 protected: 31 ScopedUIResource(LayerTreeHost* host, scoped_refptr<UIResourceBitmap> bitmap); 32 33 // An empty default contructor for testing. 34 ScopedUIResource(); 35 36 scoped_refptr<UIResourceBitmap> bitmap_; 37 LayerTreeHost* host_; 38 UIResourceId id_; 39 40 private: 41 DISALLOW_COPY_AND_ASSIGN(ScopedUIResource); 42 }; 43 44 } // namespace cc 45 46 #endif // CC_RESOURCES_SCOPED_UI_RESOURCE_H_ 47