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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 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 | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "modules/device_orientation/DeviceOrientationDispatcher.h" | 32 #include "modules/device_orientation/DeviceOrientationDispatcher.h" |
33 | 33 |
34 #include "modules/device_orientation/DeviceOrientationController.h" | 34 #include "modules/device_orientation/DeviceOrientationController.h" |
35 #include "modules/device_orientation/DeviceOrientationData.h" | 35 #include "modules/device_orientation/DeviceOrientationData.h" |
36 #include "public/platform/Platform.h" | 36 #include "public/platform/Platform.h" |
37 #include "wtf/TemporaryChange.h" | |
38 | 37 |
39 namespace WebCore { | 38 namespace WebCore { |
40 | 39 |
41 DeviceOrientationDispatcher& DeviceOrientationDispatcher::instance() | 40 DeviceOrientationDispatcher& DeviceOrientationDispatcher::instance() |
42 { | 41 { |
43 DEFINE_STATIC_LOCAL(DeviceOrientationDispatcher, deviceOrientationDispatcher
, ()); | 42 DEFINE_STATIC_LOCAL(DeviceOrientationDispatcher, deviceOrientationDispatcher
, ()); |
44 return deviceOrientationDispatcher; | 43 return deviceOrientationDispatcher; |
45 } | 44 } |
46 | 45 |
47 DeviceOrientationDispatcher::DeviceOrientationDispatcher() | 46 DeviceOrientationDispatcher::DeviceOrientationDispatcher() |
48 { | 47 { |
49 } | 48 } |
50 | 49 |
51 DeviceOrientationDispatcher::~DeviceOrientationDispatcher() | 50 DeviceOrientationDispatcher::~DeviceOrientationDispatcher() |
52 { | 51 { |
53 } | 52 } |
54 | 53 |
55 void DeviceOrientationDispatcher::addDeviceOrientationController(DeviceOrientati
onController* controller) | |
56 { | |
57 addController(controller); | |
58 } | |
59 | |
60 void DeviceOrientationDispatcher::removeDeviceOrientationController(DeviceOrient
ationController* controller) | |
61 { | |
62 removeController(controller); | |
63 } | |
64 | |
65 void DeviceOrientationDispatcher::startListening() | 54 void DeviceOrientationDispatcher::startListening() |
66 { | 55 { |
67 blink::Platform::current()->setDeviceOrientationListener(this); | 56 blink::Platform::current()->setDeviceOrientationListener(this); |
68 } | 57 } |
69 | 58 |
70 void DeviceOrientationDispatcher::stopListening() | 59 void DeviceOrientationDispatcher::stopListening() |
71 { | 60 { |
72 blink::Platform::current()->setDeviceOrientationListener(0); | 61 blink::Platform::current()->setDeviceOrientationListener(0); |
73 m_lastDeviceOrientationData.clear(); | 62 m_lastDeviceOrientationData.clear(); |
74 } | 63 } |
75 | 64 |
76 void DeviceOrientationDispatcher::didChangeDeviceOrientation(const blink::WebDev
iceOrientationData& motion) | 65 void DeviceOrientationDispatcher::didChangeDeviceOrientation(const blink::WebDev
iceOrientationData& motion) |
77 { | 66 { |
78 m_lastDeviceOrientationData = DeviceOrientationData::create(motion); | 67 m_lastDeviceOrientationData = DeviceOrientationData::create(motion); |
79 | 68 notifyControllers(); |
80 { | |
81 TemporaryChange<bool> changeIsDispatching(m_isDispatching, true); | |
82 // Don't fire controllers removed or added during event dispatch. | |
83 size_t size = m_controllers.size(); | |
84 for (size_t i = 0; i < size; ++i) { | |
85 if (m_controllers[i]) | |
86 static_cast<DeviceOrientationController*>(m_controllers[i])->did
ChangeDeviceOrientation(m_lastDeviceOrientationData.get()); | |
87 } | |
88 } | |
89 | |
90 if (m_needsPurge) | |
91 purgeControllers(); | |
92 } | 69 } |
93 | 70 |
94 DeviceOrientationData* DeviceOrientationDispatcher::latestDeviceOrientationData(
) | 71 DeviceOrientationData* DeviceOrientationDispatcher::latestDeviceOrientationData(
) |
95 { | 72 { |
96 return m_lastDeviceOrientationData.get(); | 73 return m_lastDeviceOrientationData.get(); |
97 } | 74 } |
98 | 75 |
99 } // namespace WebCore | 76 } // namespace WebCore |
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