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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:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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/DeviceAcceleration.h"
namespace blink {
DeviceAcceleration::DeviceAcceleration(DeviceMotionData::Acceleration* acceleration)
: m_acceleration(acceleration)
{
}
void DeviceAcceleration::trace(Visitor* visitor)
{
visitor->trace(m_acceleration);
}
double DeviceAcceleration::x(bool& isNull) const
{
if (m_acceleration->canProvideX())
return m_acceleration->x();
isNull = true;
return 0;
}
double DeviceAcceleration::y(bool& isNull) const
{
if (m_acceleration->canProvideY())
return m_acceleration->y();
isNull = true;
return 0;
}
double DeviceAcceleration::z(bool& isNull) const
{
if (m_acceleration->canProvideZ())
return m_acceleration->z();
isNull = true;
return 0;
}
} // namespace blink
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