cc/layers/scrollbar_layer_interface.h

   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:
  26   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_