1/*
2 * Copyright (C) 2010 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 *  * 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 DeviceOrientation_h
27#define DeviceOrientation_h
28
29#include <wtf/PassRefPtr.h>
30#include <wtf/RefCounted.h>
31
32namespace WebCore {
33
34class DeviceOrientation : public RefCounted<DeviceOrientation> {
35public:
36    static PassRefPtr<DeviceOrientation> create();
37    static PassRefPtr<DeviceOrientation> create(bool canProvideAlpha, double alpha, bool canProvideBeta, double beta, bool canProvideGamma, double gamma);
38
39    double alpha() const;
40    double beta() const;
41    double gamma() const;
42    bool canProvideAlpha() const;
43    bool canProvideBeta() const;
44    bool canProvideGamma() const;
45
46private:
47    DeviceOrientation();
48    DeviceOrientation(bool canProvideAlpha, double alpha, bool canProvideBeta, double beta, bool canProvideGamma, double gamma);
49
50    bool m_canProvideAlpha;
51    bool m_canProvideBeta;
52    bool m_canProvideGamma;
53    double m_alpha;
54    double m_beta;
55    double m_gamma;
56};
57
58} // namespace WebCore
59
60#endif // DeviceOrientation_h
61