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/*
* Copyright 2010, The Android Open Source Project
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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 "modules/device_orientation/DeviceOrientationEvent.h"
#include "modules/device_orientation/DeviceOrientationData.h"
namespace blink {
DeviceOrientationEvent::~DeviceOrientationEvent() {}
DeviceOrientationEvent::DeviceOrientationEvent()
: m_orientation(DeviceOrientationData::create()) {}
DeviceOrientationEvent::DeviceOrientationEvent(
const AtomicString& eventType,
DeviceOrientationData* orientation)
: Event(eventType, false, false), // Can't bubble, not cancelable
m_orientation(orientation) {}
void DeviceOrientationEvent::initDeviceOrientationEvent(
const AtomicString& type,
bool bubbles,
bool cancelable,
const Nullable<double>& alpha,
const Nullable<double>& beta,
const Nullable<double>& gamma,
bool absolute) {
if (isBeingDispatched())
return;
initEvent(type, bubbles, cancelable);
m_orientation = DeviceOrientationData::create(alpha, beta, gamma, absolute);
}
double DeviceOrientationEvent::alpha(bool& isNull) const {
if (m_orientation->canProvideAlpha())
return m_orientation->alpha();
isNull = true;
return 0;
}
double DeviceOrientationEvent::beta(bool& isNull) const {
if (m_orientation->canProvideBeta())
return m_orientation->beta();
isNull = true;
return 0;
}
double DeviceOrientationEvent::gamma(bool& isNull) const {
if (m_orientation->canProvideGamma())
return m_orientation->gamma();
isNull = true;
return 0;
}
bool DeviceOrientationEvent::absolute() const {
return m_orientation->absolute();
}
const AtomicString& DeviceOrientationEvent::interfaceName() const {
return EventNames::DeviceOrientationEvent;
}
DEFINE_TRACE(DeviceOrientationEvent) {
visitor->trace(m_orientation);
Event::trace(visitor);
}
} // namespace blink
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