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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
64QT_BEGIN_NAMESPACE
65
66class QGesturePrivate : public QObjectPrivate
67{
68 Q_DECLARE_PUBLIC(QGesture)
69
70public:
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
85class QPanGesturePrivate : public QGesturePrivate
86{
87 Q_DECLARE_PUBLIC(QPanGesture)
88
89public:
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
108class QPinchGesturePrivate : public QGesturePrivate
109{
110 Q_DECLARE_PUBLIC(QPinchGesture)
111
112public:
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
140class QSwipeGesturePrivate : public QGesturePrivate
141{
142 Q_DECLARE_PUBLIC(QSwipeGesture)
143
144public:
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
166class QTapGesturePrivate : public QGesturePrivate
167{
168 Q_DECLARE_PUBLIC(QTapGesture)
169
170public:
171 QTapGesturePrivate()
172 {
173 }
174
175 QPointF position;
176};
177
178class QTapAndHoldGesturePrivate : public QGesturePrivate
179{
180 Q_DECLARE_PUBLIC(QTapAndHoldGesture)
181
182public:
183 QTapAndHoldGesturePrivate()
184 : timerId(0)
185 {
186 }
187
188 QPointF position;
189 int timerId;
190 static int Timeout;
191};
192
193QT_END_NAMESPACE
194
195#endif // QT_NO_GESTURES
196
197#endif // QGESTURE_P_H
198