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// 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 CC_INPUT_TOP_CONTROLS_MANAGER_CLIENT_H_
#define CC_INPUT_TOP_CONTROLS_MANAGER_CLIENT_H_
namespace cc {
class LayerTreeImpl;
class CC_EXPORT TopControlsManagerClient {
public:
virtual float TopControlsHeight() const = 0;
virtual void SetCurrentTopControlsShownRatio(float ratio) = 0;
virtual float CurrentTopControlsShownRatio() const = 0;
virtual void DidChangeTopControlsPosition() = 0;
virtual bool HaveRootScrollLayer() const = 0;
protected:
virtual ~TopControlsManagerClient() {}
};
} // namespace cc
#endif // CC_INPUT_TOP_CONTROLS_MANAGER_CLIENT_H_
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