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1 /* | 1 /* |
2 * Copyright (C) 2001 Peter Kelly (pmk@post.com) | 2 * Copyright (C) 2001 Peter Kelly (pmk@post.com) |
3 * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) | 3 * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) |
4 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) | 4 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
5 * Copyright (C) 2003, 2005, 2006, 2008, 2010 Apple Inc. All rights reserved. | 5 * Copyright (C) 2003, 2005, 2006, 2008, 2010 Apple Inc. All rights reserved. |
6 * Copyright (C) 2013 Samsung Electronics. All rights reserved. | 6 * Copyright (C) 2013 Samsung Electronics. All rights reserved. |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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23 | 23 |
24 #include "config.h" | 24 #include "config.h" |
25 #include "core/dom/WheelEvent.h" | 25 #include "core/dom/WheelEvent.h" |
26 | 26 |
27 #include "core/dom/Clipboard.h" | 27 #include "core/dom/Clipboard.h" |
28 #include "core/dom/EventNames.h" | 28 #include "core/dom/EventNames.h" |
29 #include "core/platform/PlatformWheelEvent.h" | 29 #include "core/platform/PlatformWheelEvent.h" |
30 | 30 |
31 namespace WebCore { | 31 namespace WebCore { |
32 | 32 |
33 static inline double wheelTicksToPixels(double ticks) | |
34 { | |
35 // Make sure we use +0 for all zeros. | |
36 if (!ticks) | |
37 return 0; | |
38 return -ticks * WheelEvent::TickMultiplier; | |
39 } | |
40 | |
41 WheelEventInit::WheelEventInit() | 33 WheelEventInit::WheelEventInit() |
42 : deltaX(0) | 34 : deltaX(0) |
43 , deltaY(0) | 35 , deltaY(0) |
44 , deltaZ(0) | 36 , deltaZ(0) |
45 , wheelDeltaX(0) | 37 , wheelDeltaX(0) |
46 , wheelDeltaY(0) | 38 , wheelDeltaY(0) |
47 , deltaMode(WheelEvent::DOM_DELTA_PIXEL) | 39 , deltaMode(WheelEvent::DOM_DELTA_PIXEL) |
48 { | 40 { |
49 } | 41 } |
50 | 42 |
51 WheelEvent::WheelEvent() | 43 WheelEvent::WheelEvent() |
52 : m_deltaX(0) | 44 : m_deltaX(0) |
53 , m_deltaY(0) | 45 , m_deltaY(0) |
54 , m_deltaZ(0) | 46 , m_deltaZ(0) |
55 , m_deltaMode(DOM_DELTA_PIXEL) | 47 , m_deltaMode(DOM_DELTA_PIXEL) |
56 , m_directionInvertedFromDevice(false) | 48 , m_directionInvertedFromDevice(false) |
57 { | 49 { |
58 ScriptWrappable::init(this); | 50 ScriptWrappable::init(this); |
59 } | 51 } |
60 | 52 |
61 WheelEvent::WheelEvent(const AtomicString& type, const WheelEventInit& initializ
er) | 53 WheelEvent::WheelEvent(const AtomicString& type, const WheelEventInit& initializ
er) |
62 : MouseEvent(type, initializer) | 54 : MouseEvent(type, initializer) |
| 55 , m_wheelDelta(initializer.wheelDeltaX ? initializer.wheelDeltaX : -initiali
zer.deltaX, initializer.wheelDeltaY ? initializer.wheelDeltaY : -initializer.del
taY) |
63 , m_deltaX(initializer.deltaX ? initializer.deltaX : -initializer.wheelDelta
X) | 56 , m_deltaX(initializer.deltaX ? initializer.deltaX : -initializer.wheelDelta
X) |
64 , m_deltaY(initializer.deltaY ? initializer.deltaY : -initializer.wheelDelta
Y) | 57 , m_deltaY(initializer.deltaY ? initializer.deltaY : -initializer.wheelDelta
Y) |
65 , m_deltaZ(initializer.deltaZ) | 58 , m_deltaZ(initializer.deltaZ) |
66 , m_deltaMode(initializer.deltaMode) | 59 , m_deltaMode(initializer.deltaMode) |
67 { | 60 { |
68 ScriptWrappable::init(this); | 61 ScriptWrappable::init(this); |
69 } | 62 } |
70 | 63 |
71 WheelEvent::WheelEvent(const FloatPoint& wheelTicks, const FloatPoint& rawDelta,
unsigned deltaMode, | 64 WheelEvent::WheelEvent(const FloatPoint& wheelTicks, const FloatPoint& rawDelta,
unsigned deltaMode, |
72 PassRefPtr<AbstractView> view, const IntPoint& screenLocation, const IntPoin
t& pageLocation, | 65 PassRefPtr<AbstractView> view, const IntPoint& screenLocation, const IntPoin
t& pageLocation, |
73 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool directionInvert
edFromDevice) | 66 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool directionInvert
edFromDevice) |
74 : MouseEvent(eventNames().wheelEvent, | 67 : MouseEvent(eventNames().wheelEvent, |
75 true, true, view, 0, screenLocation.x(), screenLocation.y(), | 68 true, true, view, 0, screenLocation.x(), screenLocation.y(), |
76 pageLocation.x(), pageLocation.y(), | 69 pageLocation.x(), pageLocation.y(), |
77 0, 0, | 70 0, 0, |
78 ctrlKey, altKey, shiftKey, metaKey, 0, 0, 0, false) | 71 ctrlKey, altKey, shiftKey, metaKey, 0, 0, 0, false) |
79 , m_deltaX(wheelTicksToPixels(wheelTicks.x())) | 72 , m_wheelDelta(wheelTicks.x() * TickMultiplier, wheelTicks.y() * TickMultipl
ier) |
80 , m_deltaY(wheelTicksToPixels(wheelTicks.y())) | 73 , m_deltaX(-rawDelta.x()) |
81 , m_deltaZ(0) // FIXME: Not supported. | 74 , m_deltaY(-rawDelta.y()) |
82 , m_rawDelta(roundedIntPoint(rawDelta)) | 75 , m_deltaZ(0) |
83 , m_deltaMode(deltaMode) | 76 , m_deltaMode(deltaMode) |
84 , m_directionInvertedFromDevice(directionInvertedFromDevice) | 77 , m_directionInvertedFromDevice(directionInvertedFromDevice) |
85 { | 78 { |
86 ScriptWrappable::init(this); | 79 ScriptWrappable::init(this); |
87 } | 80 } |
88 | 81 |
89 void WheelEvent::initWheelEvent(int rawDeltaX, int rawDeltaY, PassRefPtr<Abstrac
tView> view, | 82 void WheelEvent::initWheelEvent(int rawDeltaX, int rawDeltaY, PassRefPtr<Abstrac
tView> view, |
90 int screenX, int screenY, int pageX, int pageY, | 83 int screenX, int screenY, int pageX, int pageY, |
91 bool ctrlKey, bool altKey, bool shiftKey, bool m
etaKey) | 84 bool ctrlKey, bool altKey, bool shiftKey, bool m
etaKey) |
92 { | 85 { |
93 if (dispatched()) | 86 if (dispatched()) |
94 return; | 87 return; |
95 | 88 |
96 initUIEvent(eventNames().wheelEvent, true, true, view, 0); | 89 initUIEvent(eventNames().wheelEvent, true, true, view, 0); |
97 | 90 |
98 m_screenLocation = IntPoint(screenX, screenY); | 91 m_screenLocation = IntPoint(screenX, screenY); |
99 m_ctrlKey = ctrlKey; | 92 m_ctrlKey = ctrlKey; |
100 m_altKey = altKey; | 93 m_altKey = altKey; |
101 m_shiftKey = shiftKey; | 94 m_shiftKey = shiftKey; |
102 m_metaKey = metaKey; | 95 m_metaKey = metaKey; |
103 | 96 |
104 m_deltaX = wheelTicksToPixels(rawDeltaX); | 97 m_wheelDelta = IntPoint(rawDeltaX * TickMultiplier, rawDeltaY * TickMultipli
er); |
105 m_deltaY = wheelTicksToPixels(rawDeltaY); | 98 m_deltaX = -rawDeltaX; |
106 m_rawDelta = IntPoint(rawDeltaX, rawDeltaY); | 99 m_deltaY = -rawDeltaY; |
107 m_deltaMode = DOM_DELTA_PIXEL; | 100 m_deltaMode = DOM_DELTA_PIXEL; |
108 m_directionInvertedFromDevice = false; | 101 m_directionInvertedFromDevice = false; |
109 | 102 |
110 initCoordinates(IntPoint(pageX, pageY)); | 103 initCoordinates(IntPoint(pageX, pageY)); |
111 } | 104 } |
112 | 105 |
113 void WheelEvent::initWebKitWheelEvent(int rawDeltaX, int rawDeltaY, PassRefPtr<A
bstractView> view, | 106 void WheelEvent::initWebKitWheelEvent(int rawDeltaX, int rawDeltaY, PassRefPtr<A
bstractView> view, |
114 int screenX, int screenY, int pageX, int p
ageY, | 107 int screenX, int screenY, int pageX, int p
ageY, |
115 bool ctrlKey, bool altKey, bool shiftKey,
bool metaKey) | 108 bool ctrlKey, bool altKey, bool shiftKey,
bool metaKey) |
116 { | 109 { |
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153 return static_cast<WheelEvent*>(EventDispatchMediator::event()); | 146 return static_cast<WheelEvent*>(EventDispatchMediator::event()); |
154 } | 147 } |
155 | 148 |
156 bool WheelEventDispatchMediator::dispatchEvent(EventDispatcher* dispatcher) cons
t | 149 bool WheelEventDispatchMediator::dispatchEvent(EventDispatcher* dispatcher) cons
t |
157 { | 150 { |
158 ASSERT(event()); | 151 ASSERT(event()); |
159 return EventDispatchMediator::dispatchEvent(dispatcher) && !event()->default
Handled(); | 152 return EventDispatchMediator::dispatchEvent(dispatcher) && !event()->default
Handled(); |
160 } | 153 } |
161 | 154 |
162 } // namespace WebCore | 155 } // namespace WebCore |
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