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1 /* | 1 /* |
2 * Copyright (C) 2011, Google Inc. All rights reserved. | 2 * Copyright (C) 2011, Google 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 are met: | 5 * modification, are permitted provided that the following conditions are met: |
6 * | 6 * |
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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27 #include "modules/gamepad/NavigatorGamepad.h" | 27 #include "modules/gamepad/NavigatorGamepad.h" |
28 | 28 |
29 #include "core/dom/Document.h" | 29 #include "core/dom/Document.h" |
30 #include "core/frame/LocalDOMWindow.h" | 30 #include "core/frame/LocalDOMWindow.h" |
31 #include "core/frame/LocalFrame.h" | 31 #include "core/frame/LocalFrame.h" |
32 #include "core/frame/Navigator.h" | 32 #include "core/frame/Navigator.h" |
33 #include "core/page/Page.h" | 33 #include "core/page/Page.h" |
34 #include "modules/gamepad/GamepadDispatcher.h" | 34 #include "modules/gamepad/GamepadDispatcher.h" |
35 #include "modules/gamepad/GamepadEvent.h" | 35 #include "modules/gamepad/GamepadEvent.h" |
36 #include "modules/gamepad/GamepadList.h" | 36 #include "modules/gamepad/GamepadList.h" |
37 #include "modules/gamepad/WebKitGamepadList.h" | |
38 | 37 |
39 namespace blink { | 38 namespace blink { |
40 | 39 |
41 template<typename T> | 40 template<typename T> |
42 static void sampleGamepad(unsigned index, T& gamepad, const WebGamepad& webGamep
ad) | 41 static void sampleGamepad(unsigned index, T& gamepad, const WebGamepad& webGamep
ad) |
43 { | 42 { |
44 gamepad.setId(webGamepad.id); | 43 gamepad.setId(webGamepad.id); |
45 gamepad.setIndex(index); | 44 gamepad.setIndex(index); |
46 gamepad.setConnected(webGamepad.connected); | 45 gamepad.setConnected(webGamepad.connected); |
47 gamepad.setTimestamp(webGamepad.timestamp); | 46 gamepad.setTimestamp(webGamepad.timestamp); |
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82 NavigatorGamepad& NavigatorGamepad::from(Navigator& navigator) | 81 NavigatorGamepad& NavigatorGamepad::from(Navigator& navigator) |
83 { | 82 { |
84 NavigatorGamepad* supplement = static_cast<NavigatorGamepad*>(WillBeHeapSupp
lement<Navigator>::from(navigator, supplementName())); | 83 NavigatorGamepad* supplement = static_cast<NavigatorGamepad*>(WillBeHeapSupp
lement<Navigator>::from(navigator, supplementName())); |
85 if (!supplement) { | 84 if (!supplement) { |
86 supplement = new NavigatorGamepad(navigator.frame()); | 85 supplement = new NavigatorGamepad(navigator.frame()); |
87 provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement)); | 86 provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement)); |
88 } | 87 } |
89 return *supplement; | 88 return *supplement; |
90 } | 89 } |
91 | 90 |
92 WebKitGamepadList* NavigatorGamepad::webkitGetGamepads(Navigator& navigator) | |
93 { | |
94 return NavigatorGamepad::from(navigator).webkitGamepads(); | |
95 } | |
96 | |
97 GamepadList* NavigatorGamepad::getGamepads(Navigator& navigator) | 91 GamepadList* NavigatorGamepad::getGamepads(Navigator& navigator) |
98 { | 92 { |
99 return NavigatorGamepad::from(navigator).gamepads(); | 93 return NavigatorGamepad::from(navigator).gamepads(); |
100 } | 94 } |
101 | 95 |
102 WebKitGamepadList* NavigatorGamepad::webkitGamepads() | |
103 { | |
104 if (!m_webkitGamepads) | |
105 m_webkitGamepads = WebKitGamepadList::create(); | |
106 if (window()) { | |
107 startUpdating(); | |
108 sampleGamepads<WebKitGamepad>(m_webkitGamepads.get()); | |
109 } | |
110 return m_webkitGamepads.get(); | |
111 } | |
112 | |
113 GamepadList* NavigatorGamepad::gamepads() | 96 GamepadList* NavigatorGamepad::gamepads() |
114 { | 97 { |
115 if (!m_gamepads) | 98 if (!m_gamepads) |
116 m_gamepads = GamepadList::create(); | 99 m_gamepads = GamepadList::create(); |
117 if (window()) { | 100 if (window()) { |
118 startUpdating(); | 101 startUpdating(); |
119 sampleGamepads<Gamepad>(m_gamepads.get()); | 102 sampleGamepads<Gamepad>(m_gamepads.get()); |
120 } | 103 } |
121 return m_gamepads.get(); | 104 return m_gamepads.get(); |
122 } | 105 } |
123 | 106 |
124 void NavigatorGamepad::trace(Visitor* visitor) | 107 void NavigatorGamepad::trace(Visitor* visitor) |
125 { | 108 { |
126 visitor->trace(m_gamepads); | 109 visitor->trace(m_gamepads); |
127 visitor->trace(m_webkitGamepads); | |
128 visitor->trace(m_pendingEvents); | 110 visitor->trace(m_pendingEvents); |
129 WillBeHeapSupplement<Navigator>::trace(visitor); | 111 WillBeHeapSupplement<Navigator>::trace(visitor); |
130 DOMWindowProperty::trace(visitor); | 112 DOMWindowProperty::trace(visitor); |
131 PlatformEventController::trace(visitor); | 113 PlatformEventController::trace(visitor); |
132 } | 114 } |
133 | 115 |
134 void NavigatorGamepad::didUpdateData() | 116 void NavigatorGamepad::didUpdateData() |
135 { | 117 { |
136 // We should stop listening once we detached. | 118 // We should stop listening once we detached. |
137 ASSERT(window()); | 119 ASSERT(window()); |
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250 { | 232 { |
251 m_hasEventListener = false; | 233 m_hasEventListener = false; |
252 m_dispatchOneEventRunner.stop(); | 234 m_dispatchOneEventRunner.stop(); |
253 m_pendingEvents.clear(); | 235 m_pendingEvents.clear(); |
254 } | 236 } |
255 | 237 |
256 void NavigatorGamepad::pageVisibilityChanged() | 238 void NavigatorGamepad::pageVisibilityChanged() |
257 { | 239 { |
258 // Inform the embedder whether it needs to provide gamepad data for us. | 240 // Inform the embedder whether it needs to provide gamepad data for us. |
259 bool visible = page()->visibilityState() == PageVisibilityStateVisible; | 241 bool visible = page()->visibilityState() == PageVisibilityStateVisible; |
260 if (visible && (m_hasEventListener || m_gamepads || m_webkitGamepads)) | 242 if (visible && (m_hasEventListener || m_gamepads)) |
261 startUpdating(); | 243 startUpdating(); |
262 else | 244 else |
263 stopUpdating(); | 245 stopUpdating(); |
264 | 246 |
265 if (!visible || !m_hasEventListener) | 247 if (!visible || !m_hasEventListener) |
266 return; | 248 return; |
267 | 249 |
268 // Tell the page what has changed. m_gamepads contains the state before we b
ecame hidden. | 250 // Tell the page what has changed. m_gamepads contains the state before we b
ecame hidden. |
269 // We create a new snapshot and compare them. | 251 // We create a new snapshot and compare them. |
270 GamepadList* oldGamepads = m_gamepads.release(); | 252 GamepadList* oldGamepads = m_gamepads.release(); |
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285 if (connectedGamepadChanged || (!oldWasConnected && newIsConnected)) { | 267 if (connectedGamepadChanged || (!oldWasConnected && newIsConnected)) { |
286 m_pendingEvents.append(newGamepad); | 268 m_pendingEvents.append(newGamepad); |
287 } | 269 } |
288 } | 270 } |
289 | 271 |
290 if (!m_pendingEvents.isEmpty()) | 272 if (!m_pendingEvents.isEmpty()) |
291 m_dispatchOneEventRunner.runAsync(); | 273 m_dispatchOneEventRunner.runAsync(); |
292 } | 274 } |
293 | 275 |
294 } // namespace blink | 276 } // namespace blink |
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