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 #include "config.h" 28 29 #include "core/dom/TouchEvent.h" 30 31 #include "core/dom/EventDispatcher.h" 32 #include "core/dom/EventNames.h" 33 #include "core/dom/EventRetargeter.h" 34 #include "core/dom/TouchList.h" 35 36 namespace WebCore { 37 38 TouchEvent::TouchEvent() 39 { 40 ScriptWrappable::init(this); 41 } 42 43 TouchEvent::TouchEvent(TouchList* touches, TouchList* targetTouches, 44 TouchList* changedTouches, const AtomicString& type, 45 PassRefPtr<AbstractView> view, int screenX, int screenY, int pageX, int pageY, 46 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey) 47 : MouseRelatedEvent(type, true, true, view, 0, IntPoint(screenX, screenY), 48 IntPoint(pageX, pageY), 49 IntPoint(0, 0), 50 ctrlKey, altKey, shiftKey, metaKey) 51 , m_touches(touches) 52 , m_targetTouches(targetTouches) 53 , m_changedTouches(changedTouches) 54 { 55 ScriptWrappable::init(this); 56 } 57 58 TouchEvent::~TouchEvent() 59 { 60 } 61 62 void TouchEvent::initTouchEvent(TouchList* touches, TouchList* targetTouches, 63 TouchList* changedTouches, const AtomicString& type, 64 PassRefPtr<AbstractView> view, int screenX, int screenY, int clientX, int clientY, 65 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey) 66 { 67 if (dispatched()) 68 return; 69 70 initUIEvent(type, true, true, view, 0); 71 72 m_touches = touches; 73 m_targetTouches = targetTouches; 74 m_changedTouches = changedTouches; 75 m_screenLocation = IntPoint(screenX, screenY); 76 m_ctrlKey = ctrlKey; 77 m_altKey = altKey; 78 m_shiftKey = shiftKey; 79 m_metaKey = metaKey; 80 initCoordinates(IntPoint(clientX, clientY)); 81 } 82 83 const AtomicString& TouchEvent::interfaceName() const 84 { 85 return eventNames().interfaceForTouchEvent; 86 } 87 88 bool TouchEvent::isTouchEvent() const 89 { 90 return true; 91 } 92 93 PassRefPtr<TouchEventDispatchMediator> TouchEventDispatchMediator::create(PassRefPtr<TouchEvent> touchEvent) 94 { 95 return adoptRef(new TouchEventDispatchMediator(touchEvent)); 96 } 97 98 TouchEventDispatchMediator::TouchEventDispatchMediator(PassRefPtr<TouchEvent> touchEvent) 99 : EventDispatchMediator(touchEvent) 100 { 101 } 102 103 TouchEvent* TouchEventDispatchMediator::event() const 104 { 105 return static_cast<TouchEvent*>(EventDispatchMediator::event()); 106 } 107 108 bool TouchEventDispatchMediator::dispatchEvent(EventDispatcher* dispatcher) const 109 { 110 EventRetargeter::adjustForTouchEvent(dispatcher->node(), *event()); 111 return dispatcher->dispatch(); 112 } 113 114 } // namespace WebCore 115