1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2014 Robin Burchell <robin.burchell@viroteck.net> |
4 | ** Copyright (C) 2016 The Qt Company Ltd. |
5 | ** Contact: https://www.qt.io/licensing/ |
6 | ** |
7 | ** This file is part of the QtCore module of the Qt Toolkit. |
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9 | ** $QT_BEGIN_LICENSE:LGPL$ |
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17 | ** |
18 | ** GNU Lesser General Public License Usage |
19 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
20 | ** General Public License version 3 as published by the Free Software |
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22 | ** packaging of this file. Please review the following information to |
23 | ** ensure the GNU Lesser General Public License version 3 requirements |
24 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
25 | ** |
26 | ** GNU General Public License Usage |
27 | ** Alternatively, this file may be used under the terms of the GNU |
28 | ** General Public License version 2.0 or (at your option) the GNU General |
29 | ** Public license version 3 or any later version approved by the KDE Free |
30 | ** Qt Foundation. The licenses are as published by the Free Software |
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39 | ****************************************************************************/ |
40 | |
41 | #ifndef QTUIOCURSOR_P_H |
42 | #define QTUIOCURSOR_P_H |
43 | |
44 | #include <Qt> |
45 | |
46 | QT_BEGIN_NAMESPACE |
47 | |
48 | class QTuioCursor |
49 | { |
50 | public: |
51 | QTuioCursor(int id = -1) |
52 | : m_id(id) |
53 | , m_x(0) |
54 | , m_y(0) |
55 | , m_vx(0) |
56 | , m_vy(0) |
57 | , m_acceleration(0) |
58 | , m_state(QEventPoint::State::Pressed) |
59 | { |
60 | } |
61 | |
62 | int id() const { return m_id; } |
63 | |
64 | void setX(float x) |
65 | { |
66 | if (state() == QEventPoint::State::Stationary && |
67 | !qFuzzyCompare(m_x + 2.0, x + 2.0)) { // +2 because 1 is a valid value, and qFuzzyCompare can't cope with 0.0 |
68 | setState(QEventPoint::State::Updated); |
69 | } |
70 | m_x = x; |
71 | } |
72 | float x() const { return m_x; } |
73 | |
74 | void setY(float y) |
75 | { |
76 | if (state() == QEventPoint::State::Stationary && |
77 | !qFuzzyCompare(m_y + 2.0, y + 2.0)) { // +2 because 1 is a valid value, and qFuzzyCompare can't cope with 0.0 |
78 | setState(QEventPoint::State::Updated); |
79 | } |
80 | m_y = y; |
81 | } |
82 | float y() const { return m_y; } |
83 | |
84 | void setVX(float vx) { m_vx = vx; } |
85 | float vx() const { return m_vx; } |
86 | |
87 | void setVY(float vy) { m_vy = vy; } |
88 | float vy() const { return m_vy; } |
89 | |
90 | void setAcceleration(float acceleration) { m_acceleration = acceleration; } |
91 | float acceleration() const { return m_acceleration; } |
92 | |
93 | void setState(const QEventPoint::State &state) { m_state = state; } |
94 | QEventPoint::State state() const { return m_state; } |
95 | |
96 | private: |
97 | int m_id; |
98 | float m_x; |
99 | float m_y; |
100 | float m_vx; |
101 | float m_vy; |
102 | float m_acceleration; |
103 | QEventPoint::State m_state; |
104 | }; |
105 | Q_DECLARE_TYPEINFO(QTuioCursor, Q_MOVABLE_TYPE); // Q_PRIMITIVE_TYPE: not possible, m_state is = 1, not 0. |
106 | |
107 | QT_END_NAMESPACE |
108 | |
109 | #endif // QTUIOCURSOR_P_H |
110 | |