1/*
2 * Copyright (C) 2010 Apple 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#pragma once
27
28#include <wtf/Optional.h>
29#include <wtf/RefCounted.h>
30#include <wtf/RefPtr.h>
31
32namespace WebCore {
33
34class DeviceMotionData : public RefCounted<DeviceMotionData> {
35public:
36 class Acceleration : public RefCounted<DeviceMotionData::Acceleration> {
37 public:
38 static Ref<Acceleration> create()
39 {
40 return adoptRef(*new Acceleration);
41 }
42 static Ref<Acceleration> create(Optional<double> x, Optional<double> y, Optional<double> z)
43 {
44 return adoptRef(*new Acceleration(x, y, z));
45 }
46
47 Optional<double> x() const { return m_x; }
48 Optional<double> y() const { return m_y; }
49 Optional<double> z() const { return m_z; }
50
51 private:
52 Acceleration() = default;
53 Acceleration(Optional<double> x, Optional<double> y, Optional<double> z)
54 : m_x(x)
55 , m_y(y)
56 , m_z(z)
57 {
58 }
59
60 Optional<double> m_x;
61 Optional<double> m_y;
62 Optional<double> m_z;
63 };
64
65 class RotationRate : public RefCounted<DeviceMotionData::RotationRate> {
66 public:
67 static Ref<RotationRate> create()
68 {
69 return adoptRef(*new RotationRate);
70 }
71 static Ref<RotationRate> create(Optional<double> alpha, Optional<double> beta, Optional<double> gamma)
72 {
73 return adoptRef(*new RotationRate(alpha, beta, gamma));
74 }
75
76 Optional<double> alpha() const { return m_alpha; }
77 Optional<double> beta() const { return m_beta; }
78 Optional<double> gamma() const { return m_gamma; }
79
80 private:
81 RotationRate() = default;
82 RotationRate(Optional<double> alpha, Optional<double> beta, Optional<double> gamma)
83 : m_alpha(alpha)
84 , m_beta(beta)
85 , m_gamma(gamma)
86 {
87 }
88
89 Optional<double> m_alpha;
90 Optional<double> m_beta;
91 Optional<double> m_gamma;
92 };
93
94 WEBCORE_EXPORT static Ref<DeviceMotionData> create();
95 WEBCORE_EXPORT static Ref<DeviceMotionData> create(RefPtr<Acceleration>&&, RefPtr<Acceleration>&& accelerationIncludingGravity, RefPtr<RotationRate>&&, Optional<double> interval);
96
97 const Acceleration* acceleration() const { return m_acceleration.get(); }
98 const Acceleration* accelerationIncludingGravity() const { return m_accelerationIncludingGravity.get(); }
99 const RotationRate* rotationRate() const { return m_rotationRate.get(); }
100
101 Optional<double> interval() const { return m_interval; }
102
103private:
104 DeviceMotionData() = default;
105 DeviceMotionData(RefPtr<Acceleration>&&, RefPtr<Acceleration>&& accelerationIncludingGravity, RefPtr<RotationRate>&&, Optional<double> interval);
106
107 RefPtr<Acceleration> m_acceleration;
108 RefPtr<Acceleration> m_accelerationIncludingGravity;
109 RefPtr<RotationRate> m_rotationRate;
110 Optional<double> m_interval;
111};
112
113} // namespace WebCore
114