WebCore/TouchEvent.h

   1 /*
   2  * Copyright (C) 2008, Apple Inc. All rights reserved.
   3  *
   4  * No license or rights are granted by Apple expressly or by implication,
   5  * estoppel, or otherwise, to Apple copyrights, patents, trademarks, trade
   6  * secrets or other rights.
   7  */
   8
   9 #ifndef TouchEvent_h
  10 #define TouchEvent_h
  11
  12 #include <wtf/Platform.h>
  13
  14 #if ENABLE(TOUCH_EVENTS)
  15
  16 #include <wtf/RefPtr.h>
  17 #include "MouseRelatedEvent.h"
  18 #include "TouchList.h"
  19
  20 namespace WebCore {
  21
  22     class TouchEvent : public MouseRelatedEvent {
  23     public:
  24         static PassRefPtr<TouchEvent> create()
  25         {
  26             return adoptRef(new TouchEvent);
  27         }
  28         static PassRefPtr<TouchEvent> create(
  29                    const AtomicString& type, bool canBubble, bool cancelable, AbstractView* view, int detail,
  30                    int screenX, int screenY, int pageX, int pageY,
  31                    bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
  32                    TouchList* touches, TouchList* targetTouches, TouchList* changedTouches,
  33                    float scale, float rotation, bool isSimulated = false)
  34         {
  35             return adoptRef(new TouchEvent(type, canBubble, cancelable, view, detail,
  36                                            screenX, screenY, pageX, pageY,
  37                                            ctrlKey, altKey, shiftKey, metaKey,
  38                                            touches, targetTouches, changedTouches,
  39                                            scale, rotation, isSimulated));
  40         }
  41         virtual ~TouchEvent() {}
  42
  43         void initTouchEvent(const AtomicString& type, bool canBubble, bool cancelable, AbstractView* view, int detail,
  44                             int screenX, int screenY, int clientX, int clientY,
  45                             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
  46                             TouchList* touches, TouchList* targetTouches, TouchList* changedTouches,
  47                             float scale, float rotation);
  48
  49         virtual bool isTouchEvent() const { return true; }
  50
  51         TouchList* touches() const { return m_touches.get(); }
  52         TouchList* targetTouches() const { return m_targetTouches.get(); }
  53         TouchList* changedTouches() const { return m_changedTouches.get(); }
  54
  55         float scale() const { return m_scale; }
  56         float rotation() const { return m_rotation; }
  57
  58     private:
  59         TouchEvent() { }
  60         TouchEvent(const AtomicString& type, bool canBubble, bool cancelable, AbstractView* view, int detail,
  61                    int screenX, int screenY, int pageX, int pageY,
  62                    bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
  63                    TouchList* touches, TouchList* targetTouches, TouchList* changedTouches,
  64                    float scale, float rotation, bool isSimulated = false);
  65
  66         RefPtr<TouchList> m_touches;
  67         RefPtr<TouchList> m_targetTouches;
  68         RefPtr<TouchList> m_changedTouches;
  69         float m_scale;
  70         float m_rotation;
  71     };
  72
  73 } // namespace WebCore
  74
  75 #endif // ENABLE(TOUCH_EVENTS)
  76
  77 #endif // TouchEvent_h