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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, 2004, 2005, 2006, 2008, 2010 Apple Inc. All rights reserv
ed. | 5 * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2010 Apple Inc. All rights reserv
ed. |
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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37 WheelEventInit(); | 37 WheelEventInit(); |
38 | 38 |
39 double deltaX; | 39 double deltaX; |
40 double deltaY; | 40 double deltaY; |
41 double deltaZ; | 41 double deltaZ; |
42 int wheelDeltaX; // Deprecated. | 42 int wheelDeltaX; // Deprecated. |
43 int wheelDeltaY; // Deprecated. | 43 int wheelDeltaY; // Deprecated. |
44 unsigned deltaMode; | 44 unsigned deltaMode; |
45 }; | 45 }; |
46 | 46 |
47 class WheelEvent FINAL : public MouseEvent { | 47 class WheelEvent final : public MouseEvent { |
48 DEFINE_WRAPPERTYPEINFO(); | 48 DEFINE_WRAPPERTYPEINFO(); |
49 public: | 49 public: |
50 enum { TickMultiplier = 120 }; | 50 enum { TickMultiplier = 120 }; |
51 | 51 |
52 enum DeltaMode { | 52 enum DeltaMode { |
53 DOM_DELTA_PIXEL = 0, | 53 DOM_DELTA_PIXEL = 0, |
54 DOM_DELTA_LINE, | 54 DOM_DELTA_LINE, |
55 DOM_DELTA_PAGE | 55 DOM_DELTA_PAGE |
56 }; | 56 }; |
57 | 57 |
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77 double deltaX() const { return m_deltaX; } // Positive when scrolling right. | 77 double deltaX() const { return m_deltaX; } // Positive when scrolling right. |
78 double deltaY() const { return m_deltaY; } // Positive when scrolling down. | 78 double deltaY() const { return m_deltaY; } // Positive when scrolling down. |
79 double deltaZ() const { return m_deltaZ; } | 79 double deltaZ() const { return m_deltaZ; } |
80 int wheelDelta() const { return wheelDeltaY() ? wheelDeltaY() : wheelDeltaX(
); } // Deprecated. | 80 int wheelDelta() const { return wheelDeltaY() ? wheelDeltaY() : wheelDeltaX(
); } // Deprecated. |
81 int wheelDeltaX() const { return m_wheelDelta.x(); } // Deprecated, negative
when scrolling right. | 81 int wheelDeltaX() const { return m_wheelDelta.x(); } // Deprecated, negative
when scrolling right. |
82 int wheelDeltaY() const { return m_wheelDelta.y(); } // Deprecated, negative
when scrolling down. | 82 int wheelDeltaY() const { return m_wheelDelta.y(); } // Deprecated, negative
when scrolling down. |
83 unsigned deltaMode() const { return m_deltaMode; } | 83 unsigned deltaMode() const { return m_deltaMode; } |
84 float ticksX() const { return static_cast<float>(m_wheelDelta.x()) / TickMul
tiplier; } | 84 float ticksX() const { return static_cast<float>(m_wheelDelta.x()) / TickMul
tiplier; } |
85 float ticksY() const { return static_cast<float>(m_wheelDelta.y()) / TickMul
tiplier; } | 85 float ticksY() const { return static_cast<float>(m_wheelDelta.y()) / TickMul
tiplier; } |
86 | 86 |
87 virtual const AtomicString& interfaceName() const OVERRIDE; | 87 virtual const AtomicString& interfaceName() const override; |
88 virtual bool isMouseEvent() const OVERRIDE; | 88 virtual bool isMouseEvent() const override; |
89 virtual bool isWheelEvent() const OVERRIDE; | 89 virtual bool isWheelEvent() const override; |
90 | 90 |
91 virtual void trace(Visitor*) OVERRIDE; | 91 virtual void trace(Visitor*) override; |
92 | 92 |
93 private: | 93 private: |
94 WheelEvent(); | 94 WheelEvent(); |
95 WheelEvent(const AtomicString&, const WheelEventInit&); | 95 WheelEvent(const AtomicString&, const WheelEventInit&); |
96 WheelEvent(const FloatPoint& wheelTicks, const FloatPoint& rawDelta, | 96 WheelEvent(const FloatPoint& wheelTicks, const FloatPoint& rawDelta, |
97 unsigned, PassRefPtrWillBeRawPtr<AbstractView>, const IntPoint& screenLo
cation, const IntPoint& pageLocation, | 97 unsigned, PassRefPtrWillBeRawPtr<AbstractView>, const IntPoint& screenLo
cation, const IntPoint& pageLocation, |
98 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey); | 98 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey); |
99 | 99 |
100 IntPoint m_wheelDelta; | 100 IntPoint m_wheelDelta; |
101 double m_deltaX; | 101 double m_deltaX; |
102 double m_deltaY; | 102 double m_deltaY; |
103 double m_deltaZ; | 103 double m_deltaZ; |
104 unsigned m_deltaMode; | 104 unsigned m_deltaMode; |
105 }; | 105 }; |
106 | 106 |
107 DEFINE_EVENT_TYPE_CASTS(WheelEvent); | 107 DEFINE_EVENT_TYPE_CASTS(WheelEvent); |
108 | 108 |
109 class WheelEventDispatchMediator FINAL : public EventDispatchMediator { | 109 class WheelEventDispatchMediator final : public EventDispatchMediator { |
110 public: | 110 public: |
111 static PassRefPtrWillBeRawPtr<WheelEventDispatchMediator> create(const Platf
ormWheelEvent&, PassRefPtrWillBeRawPtr<AbstractView>); | 111 static PassRefPtrWillBeRawPtr<WheelEventDispatchMediator> create(const Platf
ormWheelEvent&, PassRefPtrWillBeRawPtr<AbstractView>); |
112 private: | 112 private: |
113 WheelEventDispatchMediator(const PlatformWheelEvent&, PassRefPtrWillBeRawPtr
<AbstractView>); | 113 WheelEventDispatchMediator(const PlatformWheelEvent&, PassRefPtrWillBeRawPtr
<AbstractView>); |
114 WheelEvent* event() const; | 114 WheelEvent* event() const; |
115 virtual bool dispatchEvent(EventDispatcher*) const OVERRIDE; | 115 virtual bool dispatchEvent(EventDispatcher*) const override; |
116 }; | 116 }; |
117 | 117 |
118 } // namespace blink | 118 } // namespace blink |
119 | 119 |
120 #endif // WheelEvent_h | 120 #endif // WheelEvent_h |
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