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6 | ** This file is part of the QtGui module of the Qt Toolkit. |
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8 | ** $QT_BEGIN_LICENSE:LGPL$ |
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29 | ** GNU General Public License Usage |
30 | ** Alternatively, this file may be used under the terms of the GNU |
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40 | ****************************************************************************/ |
41 | |
42 | #ifndef QGESTURE_H |
43 | #define QGESTURE_H |
44 | |
45 | #include <QtCore/qobject.h> |
46 | #include <QtCore/qlist.h> |
47 | #include <QtCore/qdatetime.h> |
48 | #include <QtCore/qpoint.h> |
49 | #include <QtCore/qrect.h> |
50 | #include <QtCore/qmetatype.h> |
51 | |
52 | #ifndef QT_NO_GESTURES |
53 | |
54 | QT_BEGIN_HEADER |
55 | |
56 | Q_DECLARE_METATYPE(Qt::GestureState) |
57 | Q_DECLARE_METATYPE(Qt::GestureType) |
58 | |
59 | QT_BEGIN_NAMESPACE |
60 | |
61 | QT_MODULE(Gui) |
62 | |
63 | class QGesturePrivate; |
64 | class Q_GUI_EXPORT QGesture : public QObject |
65 | { |
66 | Q_OBJECT |
67 | Q_DECLARE_PRIVATE(QGesture) |
68 | |
69 | Q_PROPERTY(Qt::GestureState state READ state) |
70 | Q_PROPERTY(Qt::GestureType gestureType READ gestureType) |
71 | Q_PROPERTY(QGesture::GestureCancelPolicy gestureCancelPolicy READ gestureCancelPolicy WRITE setGestureCancelPolicy) |
72 | Q_PROPERTY(QPointF hotSpot READ hotSpot WRITE setHotSpot RESET unsetHotSpot) |
73 | Q_PROPERTY(bool hasHotSpot READ hasHotSpot) |
74 | |
75 | public: |
76 | explicit QGesture(QObject *parent = 0); |
77 | ~QGesture(); |
78 | |
79 | Qt::GestureType gestureType() const; |
80 | |
81 | Qt::GestureState state() const; |
82 | |
83 | QPointF hotSpot() const; |
84 | void setHotSpot(const QPointF &value); |
85 | bool hasHotSpot() const; |
86 | void unsetHotSpot(); |
87 | |
88 | enum GestureCancelPolicy { |
89 | CancelNone = 0, |
90 | CancelAllInContext |
91 | }; |
92 | |
93 | void setGestureCancelPolicy(GestureCancelPolicy policy); |
94 | GestureCancelPolicy gestureCancelPolicy() const; |
95 | |
96 | protected: |
97 | QGesture(QGesturePrivate &dd, QObject *parent); |
98 | |
99 | private: |
100 | friend class QGestureEvent; |
101 | friend class QGestureRecognizer; |
102 | friend class QGestureManager; |
103 | friend class QGraphicsScenePrivate; |
104 | }; |
105 | |
106 | class QPanGesturePrivate; |
107 | class Q_GUI_EXPORT QPanGesture : public QGesture |
108 | { |
109 | Q_OBJECT |
110 | Q_DECLARE_PRIVATE(QPanGesture) |
111 | |
112 | Q_PROPERTY(QPointF lastOffset READ lastOffset WRITE setLastOffset) |
113 | Q_PROPERTY(QPointF offset READ offset WRITE setOffset) |
114 | Q_PROPERTY(QPointF delta READ delta STORED false) |
115 | Q_PROPERTY(qreal acceleration READ acceleration WRITE setAcceleration) |
116 | Q_PRIVATE_PROPERTY(QPanGesture::d_func(), qreal horizontalVelocity READ horizontalVelocity WRITE setHorizontalVelocity) |
117 | Q_PRIVATE_PROPERTY(QPanGesture::d_func(), qreal verticalVelocity READ verticalVelocity WRITE setVerticalVelocity) |
118 | |
119 | public: |
120 | QPanGesture(QObject *parent = 0); |
121 | |
122 | QPointF lastOffset() const; |
123 | QPointF offset() const; |
124 | QPointF delta() const; |
125 | qreal acceleration() const; |
126 | |
127 | void setLastOffset(const QPointF &value); |
128 | void setOffset(const QPointF &value); |
129 | void setAcceleration(qreal value); |
130 | |
131 | friend class QPanGestureRecognizer; |
132 | friend class QWinNativePanGestureRecognizer; |
133 | }; |
134 | |
135 | class QPinchGesturePrivate; |
136 | class Q_GUI_EXPORT QPinchGesture : public QGesture |
137 | { |
138 | Q_OBJECT |
139 | Q_DECLARE_PRIVATE(QPinchGesture) |
140 | Q_FLAGS(ChangeFlags ChangeFlag) |
141 | |
142 | public: |
143 | enum ChangeFlag { |
144 | ScaleFactorChanged = 0x1, |
145 | RotationAngleChanged = 0x2, |
146 | CenterPointChanged = 0x4 |
147 | }; |
148 | Q_DECLARE_FLAGS(ChangeFlags, ChangeFlag) |
149 | |
150 | Q_PROPERTY(ChangeFlags totalChangeFlags READ totalChangeFlags WRITE setTotalChangeFlags) |
151 | Q_PROPERTY(ChangeFlags changeFlags READ changeFlags WRITE setChangeFlags) |
152 | |
153 | Q_PROPERTY(qreal totalScaleFactor READ totalScaleFactor WRITE setTotalScaleFactor) |
154 | Q_PROPERTY(qreal lastScaleFactor READ lastScaleFactor WRITE setLastScaleFactor) |
155 | Q_PROPERTY(qreal scaleFactor READ scaleFactor WRITE setScaleFactor) |
156 | |
157 | Q_PROPERTY(qreal totalRotationAngle READ totalRotationAngle WRITE setTotalRotationAngle) |
158 | Q_PROPERTY(qreal lastRotationAngle READ lastRotationAngle WRITE setLastRotationAngle) |
159 | Q_PROPERTY(qreal rotationAngle READ rotationAngle WRITE setRotationAngle) |
160 | |
161 | Q_PROPERTY(QPointF startCenterPoint READ startCenterPoint WRITE setStartCenterPoint) |
162 | Q_PROPERTY(QPointF lastCenterPoint READ lastCenterPoint WRITE setLastCenterPoint) |
163 | Q_PROPERTY(QPointF centerPoint READ centerPoint WRITE setCenterPoint) |
164 | |
165 | public: |
166 | QPinchGesture(QObject *parent = 0); |
167 | |
168 | ChangeFlags totalChangeFlags() const; |
169 | void setTotalChangeFlags(ChangeFlags value); |
170 | |
171 | ChangeFlags changeFlags() const; |
172 | void setChangeFlags(ChangeFlags value); |
173 | |
174 | QPointF startCenterPoint() const; |
175 | QPointF lastCenterPoint() const; |
176 | QPointF centerPoint() const; |
177 | void setStartCenterPoint(const QPointF &value); |
178 | void setLastCenterPoint(const QPointF &value); |
179 | void setCenterPoint(const QPointF &value); |
180 | |
181 | qreal totalScaleFactor() const; |
182 | qreal lastScaleFactor() const; |
183 | qreal scaleFactor() const; |
184 | void setTotalScaleFactor(qreal value); |
185 | void setLastScaleFactor(qreal value); |
186 | void setScaleFactor(qreal value); |
187 | |
188 | qreal totalRotationAngle() const; |
189 | qreal lastRotationAngle() const; |
190 | qreal rotationAngle() const; |
191 | void setTotalRotationAngle(qreal value); |
192 | void setLastRotationAngle(qreal value); |
193 | void setRotationAngle(qreal value); |
194 | |
195 | friend class QPinchGestureRecognizer; |
196 | }; |
197 | |
198 | Q_DECLARE_OPERATORS_FOR_FLAGS(QPinchGesture::ChangeFlags) |
199 | |
200 | QT_END_NAMESPACE |
201 | |
202 | Q_DECLARE_METATYPE(QPinchGesture::ChangeFlags) |
203 | |
204 | QT_BEGIN_NAMESPACE |
205 | |
206 | class QSwipeGesturePrivate; |
207 | class Q_GUI_EXPORT QSwipeGesture : public QGesture |
208 | { |
209 | Q_OBJECT |
210 | Q_DECLARE_PRIVATE(QSwipeGesture) |
211 | Q_ENUMS(SwipeDirection) |
212 | |
213 | Q_PROPERTY(SwipeDirection horizontalDirection READ horizontalDirection STORED false) |
214 | Q_PROPERTY(SwipeDirection verticalDirection READ verticalDirection STORED false) |
215 | Q_PROPERTY(qreal swipeAngle READ swipeAngle WRITE setSwipeAngle) |
216 | Q_PRIVATE_PROPERTY(QSwipeGesture::d_func(), qreal velocity READ velocity WRITE setVelocity) |
217 | |
218 | public: |
219 | enum SwipeDirection { NoDirection, Left, Right, Up, Down }; |
220 | QSwipeGesture(QObject *parent = 0); |
221 | |
222 | SwipeDirection horizontalDirection() const; |
223 | SwipeDirection verticalDirection() const; |
224 | |
225 | qreal swipeAngle() const; |
226 | void setSwipeAngle(qreal value); |
227 | |
228 | friend class QSwipeGestureRecognizer; |
229 | }; |
230 | |
231 | class QTapGesturePrivate; |
232 | class Q_GUI_EXPORT QTapGesture : public QGesture |
233 | { |
234 | Q_OBJECT |
235 | Q_DECLARE_PRIVATE(QTapGesture) |
236 | |
237 | Q_PROPERTY(QPointF position READ position WRITE setPosition) |
238 | |
239 | public: |
240 | QTapGesture(QObject *parent = 0); |
241 | |
242 | QPointF position() const; |
243 | void setPosition(const QPointF &pos); |
244 | |
245 | friend class QTapGestureRecognizer; |
246 | }; |
247 | |
248 | class QTapAndHoldGesturePrivate; |
249 | class Q_GUI_EXPORT QTapAndHoldGesture : public QGesture |
250 | { |
251 | Q_OBJECT |
252 | Q_DECLARE_PRIVATE(QTapAndHoldGesture) |
253 | |
254 | Q_PROPERTY(QPointF position READ position WRITE setPosition) |
255 | |
256 | public: |
257 | QTapAndHoldGesture(QObject *parent = 0); |
258 | |
259 | QPointF position() const; |
260 | void setPosition(const QPointF &pos); |
261 | |
262 | static void setTimeout(int msecs); |
263 | static int timeout(); |
264 | |
265 | friend class QTapAndHoldGestureRecognizer; |
266 | }; |
267 | |
268 | QT_END_NAMESPACE |
269 | |
270 | Q_DECLARE_METATYPE(QGesture::GestureCancelPolicy) |
271 | QT_END_HEADER |
272 | |
273 | #endif // QT_NO_GESTURES |
274 | |
275 | #endif // QGESTURE_H |
276 | |