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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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58 | 58 |
59 class PlatformWheelEvent : public PlatformEvent { | 59 class PlatformWheelEvent : public PlatformEvent { |
60 public: | 60 public: |
61 PlatformWheelEvent() | 61 PlatformWheelEvent() |
62 : PlatformEvent(PlatformEvent::Wheel) | 62 : PlatformEvent(PlatformEvent::Wheel) |
63 , m_deltaX(0) | 63 , m_deltaX(0) |
64 , m_deltaY(0) | 64 , m_deltaY(0) |
65 , m_wheelTicksX(0) | 65 , m_wheelTicksX(0) |
66 , m_wheelTicksY(0) | 66 , m_wheelTicksY(0) |
67 , m_granularity(ScrollByPixelWheelEvent) | 67 , m_granularity(ScrollByPixelWheelEvent) |
68 , m_directionInvertedFromDevice(false) | |
69 , m_hasPreciseScrollingDeltas(false) | 68 , m_hasPreciseScrollingDeltas(false) |
70 #if OS(MACOSX) | 69 #if OS(MACOSX) |
71 , m_phase(PlatformWheelEventPhaseNone) | 70 , m_phase(PlatformWheelEventPhaseNone) |
72 , m_momentumPhase(PlatformWheelEventPhaseNone) | 71 , m_momentumPhase(PlatformWheelEventPhaseNone) |
73 , m_scrollCount(0) | 72 , m_scrollCount(0) |
74 , m_unacceleratedScrollingDeltaX(0) | 73 , m_unacceleratedScrollingDeltaX(0) |
75 , m_unacceleratedScrollingDeltaY(0) | 74 , m_unacceleratedScrollingDeltaY(0) |
76 , m_canRubberbandLeft(true) | 75 , m_canRubberbandLeft(true) |
77 , m_canRubberbandRight(true) | 76 , m_canRubberbandRight(true) |
78 #endif | 77 #endif |
79 { | 78 { |
80 } | 79 } |
81 | 80 |
82 PlatformWheelEvent(IntPoint position, IntPoint globalPosition, float deltaX,
float deltaY, float wheelTicksX, float wheelTicksY, PlatformWheelEventGranulari
ty granularity, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey) | 81 PlatformWheelEvent(IntPoint position, IntPoint globalPosition, float deltaX,
float deltaY, float wheelTicksX, float wheelTicksY, PlatformWheelEventGranulari
ty granularity, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey) |
83 : PlatformEvent(PlatformEvent::Wheel, shiftKey, ctrlKey, altKey, metaKey
, 0) | 82 : PlatformEvent(PlatformEvent::Wheel, shiftKey, ctrlKey, altKey, metaKey
, 0) |
84 , m_position(position) | 83 , m_position(position) |
85 , m_globalPosition(globalPosition) | 84 , m_globalPosition(globalPosition) |
86 , m_deltaX(deltaX) | 85 , m_deltaX(deltaX) |
87 , m_deltaY(deltaY) | 86 , m_deltaY(deltaY) |
88 , m_wheelTicksX(wheelTicksX) | 87 , m_wheelTicksX(wheelTicksX) |
89 , m_wheelTicksY(wheelTicksY) | 88 , m_wheelTicksY(wheelTicksY) |
90 , m_granularity(granularity) | 89 , m_granularity(granularity) |
91 , m_directionInvertedFromDevice(false) | |
92 , m_hasPreciseScrollingDeltas(false) | 90 , m_hasPreciseScrollingDeltas(false) |
93 #if OS(MACOSX) | 91 #if OS(MACOSX) |
94 , m_phase(PlatformWheelEventPhaseNone) | 92 , m_phase(PlatformWheelEventPhaseNone) |
95 , m_momentumPhase(PlatformWheelEventPhaseNone) | 93 , m_momentumPhase(PlatformWheelEventPhaseNone) |
96 , m_scrollCount(0) | 94 , m_scrollCount(0) |
97 , m_unacceleratedScrollingDeltaX(0) | 95 , m_unacceleratedScrollingDeltaX(0) |
98 , m_unacceleratedScrollingDeltaY(0) | 96 , m_unacceleratedScrollingDeltaY(0) |
99 , m_canRubberbandLeft(true) | 97 , m_canRubberbandLeft(true) |
100 , m_canRubberbandRight(true) | 98 , m_canRubberbandRight(true) |
101 #endif | 99 #endif |
102 { | 100 { |
103 } | 101 } |
104 | 102 |
105 const IntPoint& position() const { return m_position; } // PlatformWindow co
ordinates. | 103 const IntPoint& position() const { return m_position; } // PlatformWindow co
ordinates. |
106 const IntPoint& globalPosition() const { return m_globalPosition; } // Scree
n coordinates. | 104 const IntPoint& globalPosition() const { return m_globalPosition; } // Scree
n coordinates. |
107 | 105 |
108 float deltaX() const { return m_deltaX; } | 106 float deltaX() const { return m_deltaX; } |
109 float deltaY() const { return m_deltaY; } | 107 float deltaY() const { return m_deltaY; } |
110 | 108 |
111 float wheelTicksX() const { return m_wheelTicksX; } | 109 float wheelTicksX() const { return m_wheelTicksX; } |
112 float wheelTicksY() const { return m_wheelTicksY; } | 110 float wheelTicksY() const { return m_wheelTicksY; } |
113 | 111 |
114 PlatformWheelEventGranularity granularity() const { return m_granularity; } | 112 PlatformWheelEventGranularity granularity() const { return m_granularity; } |
115 | 113 |
116 bool directionInvertedFromDevice() const { return m_directionInvertedFromDev
ice; } | |
117 | |
118 bool hasPreciseScrollingDeltas() const { return m_hasPreciseScrollingDeltas;
} | 114 bool hasPreciseScrollingDeltas() const { return m_hasPreciseScrollingDeltas;
} |
119 void setHasPreciseScrollingDeltas(bool b) { m_hasPreciseScrollingDeltas = b;
} | 115 void setHasPreciseScrollingDeltas(bool b) { m_hasPreciseScrollingDeltas = b;
} |
120 #if OS(MACOSX) | 116 #if OS(MACOSX) |
121 PlatformWheelEventPhase phase() const { return m_phase; } | 117 PlatformWheelEventPhase phase() const { return m_phase; } |
122 PlatformWheelEventPhase momentumPhase() const { return m_momentumPhase; } | 118 PlatformWheelEventPhase momentumPhase() const { return m_momentumPhase; } |
123 unsigned scrollCount() const { return m_scrollCount; } | 119 unsigned scrollCount() const { return m_scrollCount; } |
124 float unacceleratedScrollingDeltaX() const { return m_unacceleratedScrolling
DeltaX; } | 120 float unacceleratedScrollingDeltaX() const { return m_unacceleratedScrolling
DeltaX; } |
125 float unacceleratedScrollingDeltaY() const { return m_unacceleratedScrolling
DeltaY; } | 121 float unacceleratedScrollingDeltaY() const { return m_unacceleratedScrolling
DeltaY; } |
126 bool useLatchedEventNode() const { return m_momentumPhase == PlatformWheelEv
entPhaseBegan || m_momentumPhase == PlatformWheelEventPhaseChanged; } | 122 bool useLatchedEventNode() const { return m_momentumPhase == PlatformWheelEv
entPhaseBegan || m_momentumPhase == PlatformWheelEventPhaseChanged; } |
127 bool canRubberbandLeft() const { return m_canRubberbandLeft; } | 123 bool canRubberbandLeft() const { return m_canRubberbandLeft; } |
128 bool canRubberbandRight() const { return m_canRubberbandRight; } | 124 bool canRubberbandRight() const { return m_canRubberbandRight; } |
129 #else | 125 #else |
130 bool useLatchedEventNode() const { return false; } | 126 bool useLatchedEventNode() const { return false; } |
131 #endif | 127 #endif |
132 | 128 |
133 protected: | 129 protected: |
134 IntPoint m_position; | 130 IntPoint m_position; |
135 IntPoint m_globalPosition; | 131 IntPoint m_globalPosition; |
136 float m_deltaX; | 132 float m_deltaX; |
137 float m_deltaY; | 133 float m_deltaY; |
138 float m_wheelTicksX; | 134 float m_wheelTicksX; |
139 float m_wheelTicksY; | 135 float m_wheelTicksY; |
140 PlatformWheelEventGranularity m_granularity; | 136 PlatformWheelEventGranularity m_granularity; |
141 bool m_directionInvertedFromDevice; | |
142 bool m_hasPreciseScrollingDeltas; | 137 bool m_hasPreciseScrollingDeltas; |
143 #if OS(MACOSX) | 138 #if OS(MACOSX) |
144 PlatformWheelEventPhase m_phase; | 139 PlatformWheelEventPhase m_phase; |
145 PlatformWheelEventPhase m_momentumPhase; | 140 PlatformWheelEventPhase m_momentumPhase; |
146 unsigned m_scrollCount; | 141 unsigned m_scrollCount; |
147 float m_unacceleratedScrollingDeltaX; | 142 float m_unacceleratedScrollingDeltaX; |
148 float m_unacceleratedScrollingDeltaY; | 143 float m_unacceleratedScrollingDeltaY; |
149 bool m_canRubberbandLeft; | 144 bool m_canRubberbandLeft; |
150 bool m_canRubberbandRight; | 145 bool m_canRubberbandRight; |
151 #endif | 146 #endif |
152 }; | 147 }; |
153 | 148 |
154 } // namespace blink | 149 } // namespace blink |
155 | 150 |
156 #endif // PlatformWheelEvent_h | 151 #endif // PlatformWheelEvent_h |
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