1/*
2 * Copyright 2008, The Android Open Source Project
3 * Copyright (C) 2012 Research In Motion Limited. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *  * Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 *  * Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef TouchEvent_h
28#define TouchEvent_h
29
30#include "core/events/EventDispatchMediator.h"
31#include "core/events/MouseRelatedEvent.h"
32#include "core/dom/TouchList.h"
33
34namespace WebCore {
35
36class TouchEvent : public MouseRelatedEvent {
37public:
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    void setTouches(PassRefPtr<TouchList> touches) { m_touches = touches; }
66    void setTargetTouches(PassRefPtr<TouchList> targetTouches) { m_targetTouches = targetTouches; }
67    void setChangedTouches(PassRefPtr<TouchList> changedTouches) { m_changedTouches = changedTouches; }
68
69    virtual bool isTouchEvent() const OVERRIDE;
70
71    virtual const AtomicString& interfaceName() const;
72
73private:
74    TouchEvent();
75    TouchEvent(TouchList* touches, TouchList* targetTouches,
76            TouchList* changedTouches, const AtomicString& type,
77            PassRefPtr<AbstractView>, int screenX, int screenY, int pageX,
78            int pageY,
79            bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
80
81    RefPtr<TouchList> m_touches;
82    RefPtr<TouchList> m_targetTouches;
83    RefPtr<TouchList> m_changedTouches;
84};
85
86class TouchEventDispatchMediator : public EventDispatchMediator {
87public:
88    static PassRefPtr<TouchEventDispatchMediator> create(PassRefPtr<TouchEvent>);
89
90private:
91    explicit TouchEventDispatchMediator(PassRefPtr<TouchEvent>);
92    TouchEvent* event() const;
93    virtual bool dispatchEvent(EventDispatcher*) const OVERRIDE;
94};
95
96DEFINE_EVENT_TYPE_CASTS(TouchEvent);
97
98} // namespace WebCore
99
100#endif // TouchEvent_h
101