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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "modules/device_orientation/DeviceMotionDispatcher.h"
#include "modules/device_orientation/DeviceMotionController.h"
#include "modules/device_orientation/DeviceMotionData.h"
#include "public/platform/Platform.h"
namespace blink {
DeviceMotionDispatcher& DeviceMotionDispatcher::instance()
{
DEFINE_STATIC_LOCAL(Persistent<DeviceMotionDispatcher>, deviceMotionDispatcher, (new DeviceMotionDispatcher()));
return *deviceMotionDispatcher;
}
DeviceMotionDispatcher::DeviceMotionDispatcher()
{
}
DeviceMotionDispatcher::~DeviceMotionDispatcher()
{
}
void DeviceMotionDispatcher::trace(Visitor* visitor)
{
visitor->trace(m_lastDeviceMotionData);
PlatformEventDispatcher::trace(visitor);
}
void DeviceMotionDispatcher::startListening()
{
Platform::current()->startListening(WebPlatformEventDeviceMotion, this);
}
void DeviceMotionDispatcher::stopListening()
{
Platform::current()->stopListening(WebPlatformEventDeviceMotion);
m_lastDeviceMotionData.clear();
}
void DeviceMotionDispatcher::didChangeDeviceMotion(const WebDeviceMotionData& motion)
{
m_lastDeviceMotionData = DeviceMotionData::create(motion);
notifyControllers();
}
DeviceMotionData* DeviceMotionDispatcher::latestDeviceMotionData()
{
return m_lastDeviceMotionData.get();
}
} // namespace blink
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