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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 UI_EVENTS_GESTURES_GESTURE_UTIL_H_
#define UI_EVENTS_GESTURES_GESTURE_UTIL_H_
#include "ui/events/events_export.h"
namespace gfx {
class Point;
} // namespace gfx
namespace ui {
namespace gestures {
// Returns true if the distance between points |p1| and |p2| is less than a
// threshold. This is generally used to determine if a touch point has moved
// enough to be no longer considered a tap.
EVENTS_EXPORT bool IsInsideManhattanSquare(const gfx::Point& p1,
const gfx::Point& p2);
} // namespace gestures
} // namespace ui
#endif // UI_EVENTS_GESTURES_GESTURE_UTIL_H_