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// Copyright 2014 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 CONTENT_CHILD_FLING_ANIMATOR_IMPL_ANDROID_H_
#define CONTENT_CHILD_FLING_ANIMATOR_IMPL_ANDROID_H_
#include "third_party/WebKit/public/platform/WebFloatPoint.h"
#include "third_party/WebKit/public/platform/WebGestureCurve.h"
#include "third_party/WebKit/public/platform/WebSize.h"
#include "ui/gfx/android/scroller.h"
#include "ui/gfx/point_f.h"
namespace blink {
class WebGestureCurveTarget;
}
namespace content {
class FlingAnimatorImpl : public blink::WebGestureCurve {
public:
FlingAnimatorImpl();
virtual ~FlingAnimatorImpl();
static FlingAnimatorImpl* CreateAndroidGestureCurve(
const blink::WebFloatPoint& velocity,
const blink::WebSize&);
virtual bool apply(double time, blink::WebGestureCurveTarget* target);
private:
void StartFling(const gfx::PointF& velocity);
void CancelFling();
bool is_active_;
gfx::Scroller scroller_;
gfx::PointF last_position_;
DISALLOW_COPY_AND_ASSIGN(FlingAnimatorImpl);
};
} // namespace webkit_glue
#endif // CONTENT_CHILD_FLING_ANIMATOR_IMPL_ANDROID_H_
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