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// Copyright (c) 2012 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 WEBKIT_GLUE_FLING_ANIMATOR_IMPL_ANDROID_H_
#define WEBKIT_GLUE_FLING_ANIMATOR_IMPL_ANDROID_H_
#include "base/android/scoped_java_ref.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebFlingAnimator.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebFloatPoint.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebPoint.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebRect.h"
namespace webkit_glue {
class FlingAnimatorImpl : public WebKit::WebFlingAnimator {
public:
FlingAnimatorImpl();
virtual ~FlingAnimatorImpl();
virtual void startFling(const WebKit::WebFloatPoint& velocity,
const WebKit::WebRect& range);
// Returns true if the animation is not yet finished.
virtual bool updatePosition();
virtual WebKit::WebPoint getCurrentPosition();
virtual void cancelFling();
private:
bool is_active_;
// Java OverScroller instance and methods.
base::android::ScopedJavaGlobalRef<jobject> java_scroller_;
jmethodID fling_method_id_;
jmethodID abort_method_id_;
jmethodID compute_method_id_;
jmethodID getX_method_id_;
jmethodID getY_method_id_;
DISALLOW_COPY_AND_ASSIGN(FlingAnimatorImpl);
};
} // namespace webkit_glue
#endif // WEBKIT_GLUE_FLING_ANIMATOR_IMPL_ANDROID_H_
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