1/*
2 * Copyright 2010, The Android Open Source Project
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 *  * Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 *  * Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef DeviceOrientationEvent_h
27#define DeviceOrientationEvent_h
28
29#include "modules/EventModules.h"
30#include "platform/heap/Handle.h"
31
32namespace blink {
33
34class DeviceOrientationData;
35
36class DeviceOrientationEvent FINAL : public Event {
37    DEFINE_WRAPPERTYPEINFO();
38public:
39    virtual ~DeviceOrientationEvent();
40    static PassRefPtrWillBeRawPtr<DeviceOrientationEvent> create()
41    {
42        return adoptRefWillBeNoop(new DeviceOrientationEvent);
43    }
44    static PassRefPtrWillBeRawPtr<DeviceOrientationEvent> create(const AtomicString& eventType, DeviceOrientationData* orientation)
45    {
46        return adoptRefWillBeNoop(new DeviceOrientationEvent(eventType, orientation));
47    }
48
49    void initDeviceOrientationEvent(const AtomicString& type, bool bubbles, bool cancelable, DeviceOrientationData*);
50
51    DeviceOrientationData* orientation() const { return m_orientation.get(); }
52
53    double alpha(bool& isNull) const;
54    double beta(bool& isNull) const;
55    double gamma(bool& isNull) const;
56    bool absolute(bool& isNull) const;
57
58    virtual const AtomicString& interfaceName() const OVERRIDE;
59
60    virtual void trace(Visitor*) OVERRIDE;
61
62private:
63    DeviceOrientationEvent();
64    DeviceOrientationEvent(const AtomicString& eventType, DeviceOrientationData*);
65
66    PersistentWillBeMember<DeviceOrientationData> m_orientation;
67};
68
69DEFINE_TYPE_CASTS(DeviceOrientationEvent, Event, event, event->interfaceName() == EventNames::DeviceOrientationEvent, event.interfaceName() == EventNames::DeviceOrientationEvent);
70
71} // namespace blink
72
73#endif // DeviceOrientationEvent_h
74