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41 | |
42 | #ifndef QGESTURE_P_H |
43 | #define QGESTURE_P_H |
44 | |
45 | // |
46 | // W A R N I N G |
47 | // ------------- |
48 | // |
49 | // This file is not part of the Qt API. It exists for the convenience |
50 | // of other Qt classes. This header file may change from version to |
51 | // version without notice, or even be removed. |
52 | // |
53 | // We mean it. |
54 | // |
55 | |
56 | #include "qrect.h" |
57 | #include "qpoint.h" |
58 | #include "qgesture.h" |
59 | #include "qelapsedtimer.h" |
60 | #include "private/qobject_p.h" |
61 | |
62 | #ifndef QT_NO_GESTURES |
63 | |
64 | QT_BEGIN_NAMESPACE |
65 | |
66 | class QGesturePrivate : public QObjectPrivate |
67 | { |
68 | Q_DECLARE_PUBLIC(QGesture) |
69 | |
70 | public: |
71 | QGesturePrivate() |
72 | : gestureType(Qt::CustomGesture), state(Qt::NoGesture), |
73 | isHotSpotSet(false), gestureCancelPolicy(0) |
74 | { |
75 | } |
76 | |
77 | Qt::GestureType gestureType; |
78 | Qt::GestureState state; |
79 | QPointF hotSpot; |
80 | QPointF sceneHotSpot; |
81 | uint isHotSpotSet : 1; |
82 | uint gestureCancelPolicy : 2; |
83 | }; |
84 | |
85 | class QPanGesturePrivate : public QGesturePrivate |
86 | { |
87 | Q_DECLARE_PUBLIC(QPanGesture) |
88 | |
89 | public: |
90 | QPanGesturePrivate() |
91 | : acceleration(0), xVelocity(0), yVelocity(0) |
92 | { |
93 | } |
94 | |
95 | qreal horizontalVelocity() const { return xVelocity; } |
96 | void setHorizontalVelocity(qreal value) { xVelocity = value; } |
97 | qreal verticalVelocity() const { return yVelocity; } |
98 | void setVerticalVelocity(qreal value) { yVelocity = value; } |
99 | |
100 | QPointF lastOffset; |
101 | QPointF offset; |
102 | QPoint startPosition; |
103 | qreal acceleration; |
104 | qreal xVelocity; |
105 | qreal yVelocity; |
106 | }; |
107 | |
108 | class QPinchGesturePrivate : public QGesturePrivate |
109 | { |
110 | Q_DECLARE_PUBLIC(QPinchGesture) |
111 | |
112 | public: |
113 | QPinchGesturePrivate() |
114 | : totalChangeFlags(0), changeFlags(0), |
115 | totalScaleFactor(1), lastScaleFactor(1), scaleFactor(1), |
116 | totalRotationAngle(0), lastRotationAngle(0), rotationAngle(0), |
117 | isNewSequence(true) |
118 | { |
119 | } |
120 | |
121 | QPinchGesture::ChangeFlags totalChangeFlags; |
122 | QPinchGesture::ChangeFlags changeFlags; |
123 | |
124 | QPointF startCenterPoint; |
125 | QPointF lastCenterPoint; |
126 | QPointF centerPoint; |
127 | |
128 | qreal totalScaleFactor; |
129 | qreal lastScaleFactor; |
130 | qreal scaleFactor; |
131 | |
132 | qreal totalRotationAngle; |
133 | qreal lastRotationAngle; |
134 | qreal rotationAngle; |
135 | |
136 | bool isNewSequence; |
137 | QPointF startPosition[2]; |
138 | }; |
139 | |
140 | class QSwipeGesturePrivate : public QGesturePrivate |
141 | { |
142 | Q_DECLARE_PUBLIC(QSwipeGesture) |
143 | |
144 | public: |
145 | QSwipeGesturePrivate() |
146 | : horizontalDirection(QSwipeGesture::NoDirection), |
147 | verticalDirection(QSwipeGesture::NoDirection), |
148 | swipeAngle(0), |
149 | started(false), velocityValue(0) |
150 | { |
151 | } |
152 | |
153 | qreal velocity() const { return velocityValue; } |
154 | void setVelocity(qreal value) { velocityValue = value; } |
155 | |
156 | QSwipeGesture::SwipeDirection horizontalDirection; |
157 | QSwipeGesture::SwipeDirection verticalDirection; |
158 | qreal swipeAngle; |
159 | |
160 | QPoint lastPositions[3]; |
161 | bool started; |
162 | qreal velocityValue; |
163 | QElapsedTimer time; |
164 | }; |
165 | |
166 | class QTapGesturePrivate : public QGesturePrivate |
167 | { |
168 | Q_DECLARE_PUBLIC(QTapGesture) |
169 | |
170 | public: |
171 | QTapGesturePrivate() |
172 | { |
173 | } |
174 | |
175 | QPointF position; |
176 | }; |
177 | |
178 | class QTapAndHoldGesturePrivate : public QGesturePrivate |
179 | { |
180 | Q_DECLARE_PUBLIC(QTapAndHoldGesture) |
181 | |
182 | public: |
183 | QTapAndHoldGesturePrivate() |
184 | : timerId(0) |
185 | { |
186 | } |
187 | |
188 | QPointF position; |
189 | int timerId; |
190 | static int Timeout; |
191 | }; |
192 | |
193 | QT_END_NAMESPACE |
194 | |
195 | #endif // QT_NO_GESTURES |
196 | |
197 | #endif // QGESTURE_P_H |
198 | |