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      1 /*
      2  * Copyright (C) 2011 Apple Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef PlatformGestureEvent_h
     27 #define PlatformGestureEvent_h
     28 
     29 #if ENABLE(GESTURE_EVENTS)
     30 
     31 #include "IntPoint.h"
     32 
     33 namespace WebCore {
     34 
     35 class PlatformGestureEvent {
     36 public:
     37     enum Type {
     38         ScrollBeginType,
     39         ScrollEndType,
     40     };
     41 
     42     PlatformGestureEvent()
     43         : m_type(ScrollBeginType)
     44         , m_timestamp(0)
     45     {
     46     }
     47 
     48     Type type() const { return m_type; }
     49 
     50     const IntPoint& position() const { return m_position; } // PlatformWindow coordinates.
     51     const IntPoint& globalPosition() const { return m_globalPosition; } // Screen coordinates.
     52 
     53     double timestamp() const { return m_timestamp; }
     54 
     55 protected:
     56     Type m_type;
     57     IntPoint m_position;
     58     IntPoint m_globalPosition;
     59     double m_timestamp;
     60 };
     61 
     62 } // namespace WebCore
     63 
     64 #endif // ENABLE(GESTURE_EVENTS)
     65 
     66 #endif // PlatformGestureEvent_h
     67