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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 Touch_h
     27 #define Touch_h
     28 
     29 #include "bindings/v8/ScriptWrappable.h"
     30 #include "core/dom/EventTarget.h"
     31 #include "core/platform/graphics/LayoutPoint.h"
     32 #include "wtf/PassRefPtr.h"
     33 #include "wtf/RefCounted.h"
     34 #include "wtf/RefPtr.h"
     35 
     36 namespace WebCore {
     37 
     38 class Frame;
     39 
     40 class Touch : public RefCounted<Touch>, public ScriptWrappable {
     41 public:
     42     static PassRefPtr<Touch> create(Frame* frame, EventTarget* target,
     43             unsigned identifier, int screenX, int screenY, int pageX, int pageY,
     44             int radiusX, int radiusY, float rotationAngle, float force)
     45     {
     46         return adoptRef(new Touch(frame, target, identifier, screenX,
     47                 screenY, pageX, pageY, radiusX, radiusY, rotationAngle, force));
     48     }
     49 
     50     EventTarget* target() const { return m_target.get(); }
     51     unsigned identifier() const { return m_identifier; }
     52     int clientX() const { return m_clientX; }
     53     int clientY() const { return m_clientY; }
     54     int screenX() const { return m_screenX; }
     55     int screenY() const { return m_screenY; }
     56     int pageX() const { return m_pageX; }
     57     int pageY() const { return m_pageY; }
     58     int webkitRadiusX() const { return m_radiusX; }
     59     int webkitRadiusY() const { return m_radiusY; }
     60     float webkitRotationAngle() const { return m_rotationAngle; }
     61     float webkitForce() const { return m_force; }
     62     const LayoutPoint& absoluteLocation() const { return m_absoluteLocation; }
     63     PassRefPtr<Touch> cloneWithNewTarget(EventTarget*) const;
     64 
     65 private:
     66     Touch(Frame* frame, EventTarget* target, unsigned identifier,
     67             int screenX, int screenY, int pageX, int pageY,
     68             int radiusX, int radiusY, float rotationAngle, float force);
     69 
     70     Touch(EventTarget*, unsigned identifier, int clientX, int clientY,
     71         int screenX, int screenY, int pageX, int pageY,
     72         int radiusX, int radiusY, float rotationAngle, float force, LayoutPoint absoluteLocation);
     73 
     74     RefPtr<EventTarget> m_target;
     75     unsigned m_identifier;
     76     int m_clientX;
     77     int m_clientY;
     78     int m_screenX;
     79     int m_screenY;
     80     int m_pageX;
     81     int m_pageY;
     82     int m_radiusX;
     83     int m_radiusY;
     84     float m_rotationAngle;
     85     float m_force;
     86     LayoutPoint m_absoluteLocation;
     87 };
     88 
     89 } // namespace WebCore
     90 
     91 #endif /* Touch_h */
     92