1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "modules/device_orientation/DeviceAcceleration.h"
28
29namespace WebCore {
30
31DeviceAcceleration::DeviceAcceleration(PassRefPtr<DeviceMotionData::Acceleration> acceleration)
32    : m_acceleration(acceleration)
33{
34    ScriptWrappable::init(this);
35}
36
37double DeviceAcceleration::x(bool& isNull) const
38{
39    if (m_acceleration->canProvideX())
40        return m_acceleration->x();
41
42    isNull = true;
43    return 0;
44}
45
46double DeviceAcceleration::y(bool& isNull) const
47{
48    if (m_acceleration->canProvideY())
49        return m_acceleration->y();
50
51    isNull = true;
52    return 0;
53}
54
55double DeviceAcceleration::z(bool& isNull) const
56{
57    if (m_acceleration->canProvideZ())
58        return m_acceleration->z();
59
60    isNull = true;
61    return 0;
62}
63
64} // namespace WebCore
65