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32 #include "modules/device_orientation/DeviceMotionDispatcher.h"
34 #include "modules/device_orientation/DeviceMotionController.h"
35 #include "modules/device_orientation/DeviceMotionData.h"
36 #include "public/platform/Platform.h"
40 DeviceMotionDispatcher& DeviceMotionDispatcher::instance()
42 DEFINE_STATIC_LOCAL(Persistent<DeviceMotionDispatcher>, deviceMotionDispatcher, (new DeviceMotionDispatcher()));
43 return *deviceMotionDispatcher;
46 DeviceMotionDispatcher::DeviceMotionDispatcher()
50 DeviceMotionDispatcher::~DeviceMotionDispatcher()
54 void DeviceMotionDispatcher::trace(Visitor* visitor)
56 visitor->trace(m_lastDeviceMotionData);
57 PlatformEventDispatcher::trace(visitor);
60 void DeviceMotionDispatcher::startListening()
62 Platform::current()->startListening(WebPlatformEventDeviceMotion, this);
65 void DeviceMotionDispatcher::stopListening()
67 Platform::current()->stopListening(WebPlatformEventDeviceMotion);
68 m_lastDeviceMotionData.clear();
71 void DeviceMotionDispatcher::didChangeDeviceMotion(const WebDeviceMotionData& motion)
73 m_lastDeviceMotionData = DeviceMotionData::create(motion);
77 DeviceMotionData* DeviceMotionDispatcher::latestDeviceMotionData()
79 return m_lastDeviceMotionData.get();