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_LAYERS_SCROLLBAR_LAYER_INTERFACE_H_ 6 #define CC_LAYERS_SCROLLBAR_LAYER_INTERFACE_H_ 7 8 #include "cc/base/cc_export.h" 9 #include "cc/input/scrollbar.h" 10 11 namespace cc { 12 13 class Layer; 14 class LayerImpl; 15 16 class CC_EXPORT ScrollbarLayerInterface { 17 public: 18 virtual int ScrollLayerId() const = 0; 19 virtual void SetScrollLayer(int layer_id) = 0; 20 virtual void SetClipLayer(int layer_id) = 0; 21 virtual void PushScrollClipPropertiesTo(LayerImpl* layer) = 0; 22 23 virtual ScrollbarOrientation orientation() const = 0; 24 25 protected: ScrollbarLayerInterface()26 ScrollbarLayerInterface() {} ~ScrollbarLayerInterface()27 virtual ~ScrollbarLayerInterface() {} 28 29 private: 30 DISALLOW_COPY_AND_ASSIGN(ScrollbarLayerInterface); 31 }; 32 33 } // namespace cc 34 35 #endif // CC_LAYERS_SCROLLBAR_LAYER_INTERFACE_H_ 36