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      1 /*
      2  * Copyright 2008, The Android Open Source Project
      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  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * 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 THE COPYRIGHT HOLDERS ``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 TouchEvent_h
     27 #define TouchEvent_h
     28 
     29 #if ENABLE(TOUCH_EVENTS)
     30 
     31 #include "MouseRelatedEvent.h"
     32 #include "TouchList.h"
     33 
     34 namespace WebCore {
     35 
     36 class TouchEvent : public MouseRelatedEvent {
     37 public:
     38     virtual ~TouchEvent();
     39 
     40     static PassRefPtr<TouchEvent> create()
     41     {
     42         return adoptRef(new TouchEvent);
     43     }
     44     static PassRefPtr<TouchEvent> create(TouchList* touches,
     45             TouchList* targetTouches, TouchList* changedTouches,
     46             const AtomicString& type, PassRefPtr<AbstractView> view,
     47             int screenX, int screenY, int pageX, int pageY,
     48             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey)
     49     {
     50         return adoptRef(new TouchEvent(touches, targetTouches, changedTouches,
     51                 type, view, screenX, screenY, pageX, pageY,
     52                 ctrlKey, altKey, shiftKey, metaKey));
     53     }
     54 
     55     void initTouchEvent(TouchList* touches, TouchList* targetTouches,
     56             TouchList* changedTouches, const AtomicString& type,
     57             PassRefPtr<AbstractView> view, int screenX, int screenY,
     58             int clientX, int clientY,
     59             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
     60 
     61     TouchList* touches() const { return m_touches.get(); }
     62     TouchList* targetTouches() const { return m_targetTouches.get(); }
     63     TouchList* changedTouches() const { return m_changedTouches.get(); }
     64 
     65 #if PLATFORM(ANDROID)
     66     virtual bool hitTouchHandler() const { return m_hitTouchHandler; }
     67     virtual void setHitTouchHandler() { m_hitTouchHandler = true; }
     68 #endif
     69 
     70 private:
     71     TouchEvent();
     72     TouchEvent(TouchList* touches, TouchList* targetTouches,
     73             TouchList* changedTouches, const AtomicString& type,
     74             PassRefPtr<AbstractView>, int screenX, int screenY, int pageX,
     75             int pageY,
     76             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
     77 
     78     virtual bool isTouchEvent() const { return true; }
     79 
     80 #if PLATFORM(ANDROID)
     81     bool m_hitTouchHandler;
     82 #endif
     83 
     84     RefPtr<TouchList> m_touches;
     85     RefPtr<TouchList> m_targetTouches;
     86     RefPtr<TouchList> m_changedTouches;
     87 };
     88 
     89 } // namespace WebCore
     90 
     91 #endif // ENABLE(TOUCH_EVENTS)
     92 
     93 #endif // TouchEvent_h
     94