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1 | /**************************************************************************** | - |
2 | ** | - |
3 | ** Copyright (C) 2016 The Qt Company Ltd. | - |
4 | ** Contact: https://www.qt.io/licensing/ | - |
5 | ** | - |
6 | ** This file is part of the QtQuick module of the Qt Toolkit. | - |
7 | ** | - |
8 | ** $QT_BEGIN_LICENSE:LGPL$ | - |
9 | ** Commercial License Usage | - |
10 | ** Licensees holding valid commercial Qt licenses may use this file in | - |
11 | ** accordance with the commercial license agreement provided with the | - |
12 | ** Software or, alternatively, in accordance with the terms contained in | - |
13 | ** a written agreement between you and The Qt Company. For licensing terms | - |
14 | ** and conditions see https://www.qt.io/terms-conditions. For further | - |
15 | ** information use the contact form at https://www.qt.io/contact-us. | - |
16 | ** | - |
17 | ** GNU Lesser General Public License Usage | - |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser | - |
19 | ** General Public License version 3 as published by the Free Software | - |
20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the | - |
21 | ** packaging of this file. Please review the following information to | - |
22 | ** ensure the GNU Lesser General Public License version 3 requirements | - |
23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. | - |
24 | ** | - |
25 | ** GNU General Public License Usage | - |
26 | ** Alternatively, this file may be used under the terms of the GNU | - |
27 | ** General Public License version 2.0 or (at your option) the GNU General | - |
28 | ** Public license version 3 or any later version approved by the KDE Free | - |
29 | ** Qt Foundation. The licenses are as published by the Free Software | - |
30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 | - |
31 | ** included in the packaging of this file. Please review the following | - |
32 | ** information to ensure the GNU General Public License requirements will | - |
33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and | - |
34 | ** https://www.gnu.org/licenses/gpl-3.0.html. | - |
35 | ** | - |
36 | ** $QT_END_LICENSE$ | - |
37 | ** | - |
38 | ****************************************************************************/ | - |
39 | - | |
40 | #ifndef QQUICKMULTIPOINTTOUCHAREA_H | - |
41 | #define QQUICKMULTIPOINTTOUCHAREA_H | - |
42 | - | |
43 | // | - |
44 | // W A R N I N G | - |
45 | // ------------- | - |
46 | // | - |
47 | // This file is not part of the Qt API. It exists purely as an | - |
48 | // implementation detail. This header file may change from version to | - |
49 | // version without notice, or even be removed. | - |
50 | // | - |
51 | // We mean it. | - |
52 | // | - |
53 | - | |
54 | #include "qquickitem.h" | - |
55 | #include "qevent.h" | - |
56 | - | |
57 | #include <QPointer> | - |
58 | #include <QMap> | - |
59 | #include <QList> | - |
60 | #include <QtGui/qguiapplication.h> | - |
61 | #include <QtGui/qstylehints.h> | - |
62 | - | |
63 | QT_BEGIN_NAMESPACE | - |
64 | - | |
65 | class QQuickMultiPointTouchArea; | - |
66 | class Q_AUTOTEST_EXPORT QQuickTouchPoint : public QObject | - |
67 | { | - |
68 | Q_OBJECT | - |
69 | Q_PROPERTY(int pointId READ pointId NOTIFY pointIdChanged) | - |
70 | Q_PROPERTY(QPointingDeviceUniqueId uniqueId READ uniqueId NOTIFY uniqueIdChanged REVISION 9) | - |
71 | Q_PROPERTY(bool pressed READ pressed NOTIFY pressedChanged) | - |
72 | Q_PROPERTY(qreal x READ x NOTIFY xChanged) | - |
73 | Q_PROPERTY(qreal y READ y NOTIFY yChanged) | - |
74 | Q_PROPERTY(QSizeF ellipseDiameters READ ellipseDiameters NOTIFY ellipseDiametersChanged REVISION 9) | - |
75 | Q_PROPERTY(qreal pressure READ pressure NOTIFY pressureChanged) | - |
76 | Q_PROPERTY(qreal rotation READ rotation NOTIFY rotationChanged REVISION 9) | - |
77 | Q_PROPERTY(QVector2D velocity READ velocity NOTIFY velocityChanged) | - |
78 | Q_PROPERTY(QRectF area READ area NOTIFY areaChanged) | - |
79 | - | |
80 | Q_PROPERTY(qreal startX READ startX NOTIFY startXChanged) | - |
81 | Q_PROPERTY(qreal startY READ startY NOTIFY startYChanged) | - |
82 | Q_PROPERTY(qreal previousX READ previousX NOTIFY previousXChanged) | - |
83 | Q_PROPERTY(qreal previousY READ previousY NOTIFY previousYChanged) | - |
84 | Q_PROPERTY(qreal sceneX READ sceneX NOTIFY sceneXChanged) | - |
85 | Q_PROPERTY(qreal sceneY READ sceneY NOTIFY sceneYChanged) | - |
86 | - | |
87 | public: | - |
88 | QQuickTouchPoint(bool qmlDefined = true) | - |
89 | : _qmlDefined(qmlDefined) | - |
90 | {} executed 170 times by 3 tests: end of block Executed by:
| 170 |
91 | - | |
92 | int pointId() const { return _id; } executed 20 times by 1 test: return _id; Executed by:
| 20 |
93 | void setPointId(int id); | - |
94 | - | |
95 | QPointingDeviceUniqueId uniqueId() const { return _uniqueId; } never executed: return _uniqueId; | 0 |
96 | void setUniqueId(const QPointingDeviceUniqueId &id); | - |
97 | - | |
98 | qreal x() const { return _x; } executed 348 times by 3 tests: return _x; Executed by:
| 348 |
99 | void setX(qreal x); | - |
100 | - | |
101 | qreal y() const { return _y; } executed 334 times by 3 tests: return _y; Executed by:
| 334 |
102 | void setY(qreal y); | - |
103 | - | |
104 | QSizeF ellipseDiameters() const { return _ellipseDiameters; } never executed: return _ellipseDiameters; | 0 |
105 | void setEllipseDiameters(const QSizeF &d); | - |
106 | - | |
107 | qreal pressure() const { return _pressure; } never executed: return _pressure; | 0 |
108 | void setPressure(qreal pressure); | - |
109 | - | |
110 | qreal rotation() const { return _rotation; } executed 16 times by 1 test: return _rotation; Executed by:
| 16 |
111 | void setRotation(qreal r); | - |
112 | - | |
113 | QVector2D velocity() const { return _velocity; } never executed: return _velocity; | 0 |
114 | void setVelocity(const QVector2D &velocity); | - |
115 | - | |
116 | QRectF area() const { return _area; } executed 32 times by 1 test: return _area; Executed by:
| 32 |
117 | void setArea(const QRectF &area); | - |
118 | - | |
119 | bool isQmlDefined() const { return _qmlDefined; } executed 140 times by 2 tests: return _qmlDefined; Executed by:
| 140 |
120 | - | |
121 | bool inUse() const { return _inUse; } executed 180 times by 2 tests: return _inUse; Executed by:
| 180 |
122 | void setInUse(bool inUse) { _inUse = inUse; } executed 192 times by 2 tests: end of block Executed by:
| 192 |
123 | - | |
124 | bool pressed() const { return _pressed; } executed 680 times by 3 tests: return _pressed; Executed by:
| 680 |
125 | void setPressed(bool pressed); | - |
126 | - | |
127 | qreal startX() const { return _startX; } executed 4 times by 1 test: return _startX; Executed by:
| 4 |
128 | void setStartX(qreal startX); | - |
129 | - | |
130 | qreal startY() const { return _startY; } never executed: return _startY; | 0 |
131 | void setStartY(qreal startY); | - |
132 | - | |
133 | qreal previousX() const { return _previousX; } never executed: return _previousX; | 0 |
134 | void setPreviousX(qreal previousX); | - |
135 | - | |
136 | qreal previousY() const { return _previousY; } never executed: return _previousY; | 0 |
137 | void setPreviousY(qreal previousY); | - |
138 | - | |
139 | qreal sceneX() const { return _sceneX; } never executed: return _sceneX; | 0 |
140 | void setSceneX(qreal sceneX); | - |
141 | - | |
142 | qreal sceneY() const { return _sceneY; } never executed: return _sceneY; | 0 |
143 | void setSceneY(qreal sceneY); | - |
144 | - | |
145 | Q_SIGNALS: | - |
146 | void pressedChanged(); | - |
147 | void pointIdChanged(); | - |
148 | Q_REVISION(9) void uniqueIdChanged(); | - |
149 | void xChanged(); | - |
150 | void yChanged(); | - |
151 | Q_REVISION(9) void ellipseDiametersChanged(); | - |
152 | void pressureChanged(); | - |
153 | Q_REVISION(9) void rotationChanged(); | - |
154 | void velocityChanged(); | - |
155 | void areaChanged(); | - |
156 | void startXChanged(); | - |
157 | void startYChanged(); | - |
158 | void previousXChanged(); | - |
159 | void previousYChanged(); | - |
160 | void sceneXChanged(); | - |
161 | void sceneYChanged(); | - |
162 | - | |
163 | private: | - |
164 | friend class QQuickMultiPointTouchArea; | - |
165 | int _id = 0; | - |
166 | qreal _x = 0.0; | - |
167 | qreal _y = 0.0; | - |
168 | qreal _pressure = 0.0; | - |
169 | qreal _rotation = 0; | - |
170 | QSizeF _ellipseDiameters; | - |
171 | QVector2D _velocity; | - |
172 | QRectF _area; | - |
173 | bool _qmlDefined; | - |
174 | bool _inUse = false; //whether the point is currently in use (only valid when _qmlDefined == true) | - |
175 | bool _pressed = false; | - |
176 | qreal _startX = 0.0; | - |
177 | qreal _startY = 0.0; | - |
178 | qreal _previousX = 0.0; | - |
179 | qreal _previousY = 0.0; | - |
180 | qreal _sceneX = 0.0; | - |
181 | qreal _sceneY = 0.0; | - |
182 | QPointingDeviceUniqueId _uniqueId; | - |
183 | }; | - |
184 | - | |
185 | class QQuickGrabGestureEvent : public QObject | - |
186 | { | - |
187 | Q_OBJECT | - |
188 | Q_PROPERTY(QQmlListProperty<QObject> touchPoints READ touchPoints) | - |
189 | Q_PROPERTY(qreal dragThreshold READ dragThreshold) | - |
190 | public: | - |
191 | QQuickGrabGestureEvent() : _dragThreshold(QGuiApplication::styleHints()->startDragDistance()) {} executed 82 times by 2 tests: end of block Executed by:
| 82 |
192 | - | |
193 | Q_INVOKABLE void grab() { _grab = true; } executed 6 times by 1 test: end of block Executed by:
| 6 |
194 | bool wantsGrab() const { return _grab; } executed 82 times by 2 tests: return _grab; Executed by:
| 82 |
195 | - | |
196 | QQmlListProperty<QObject> touchPoints() { | - |
197 | return QQmlListProperty<QObject>(this, _touchPoints); never executed: return QQmlListProperty<QObject>(this, _touchPoints); | 0 |
198 | } | - |
199 | qreal dragThreshold() const { return _dragThreshold; } executed 4 times by 1 test: return _dragThreshold; Executed by:
| 4 |
200 | - | |
201 | private: | - |
202 | friend class QQuickMultiPointTouchArea; | - |
203 | bool _grab = false; | - |
204 | qreal _dragThreshold; | - |
205 | QList<QObject*> _touchPoints; | - |
206 | }; | - |
207 | - | |
208 | class Q_AUTOTEST_EXPORT QQuickMultiPointTouchArea : public QQuickItem | - |
209 | { | - |
210 | Q_OBJECT | - |
211 | - | |
212 | Q_PROPERTY(QQmlListProperty<QQuickTouchPoint> touchPoints READ touchPoints) | - |
213 | Q_PROPERTY(int minimumTouchPoints READ minimumTouchPoints WRITE setMinimumTouchPoints NOTIFY minimumTouchPointsChanged) | - |
214 | Q_PROPERTY(int maximumTouchPoints READ maximumTouchPoints WRITE setMaximumTouchPoints NOTIFY maximumTouchPointsChanged) | - |
215 | Q_PROPERTY(bool mouseEnabled READ mouseEnabled WRITE setMouseEnabled NOTIFY mouseEnabledChanged) | - |
216 | - | |
217 | public: | - |
218 | QQuickMultiPointTouchArea(QQuickItem *parent=nullptr); | - |
219 | ~QQuickMultiPointTouchArea(); | - |
220 | - | |
221 | int minimumTouchPoints() const; | - |
222 | void setMinimumTouchPoints(int num); | - |
223 | int maximumTouchPoints() const; | - |
224 | void setMaximumTouchPoints(int num); | - |
225 | bool mouseEnabled() const { return _mouseEnabled; } never executed: return _mouseEnabled; | 0 |
226 | void setMouseEnabled(bool arg); | - |
227 | - | |
228 | QQmlListProperty<QQuickTouchPoint> touchPoints() { | - |
229 | return QQmlListProperty<QQuickTouchPoint>(this, nullptr, QQuickMultiPointTouchArea::touchPoint_append, QQuickMultiPointTouchArea::touchPoint_count, QQuickMultiPointTouchArea::touchPoint_at, nullptr); executed 62 times by 3 tests: return QQmlListProperty<QQuickTouchPoint>(this, nullptr, QQuickMultiPointTouchArea::touchPoint_append, QQuickMultiPointTouchArea::touchPoint_count, QQuickMultiPointTouchArea::touchPoint_at, nullptr); Executed by:
| 62 |
230 | } | - |
231 | - | |
232 | static void touchPoint_append(QQmlListProperty<QQuickTouchPoint> *list, QQuickTouchPoint* touch) { | - |
233 | QQuickMultiPointTouchArea *q = static_cast<QQuickMultiPointTouchArea*>(list->object); | - |
234 | q->addTouchPrototype(touch); | - |
235 | } executed 120 times by 3 tests: end of block Executed by:
| 120 |
236 | - | |
237 | static int touchPoint_count(QQmlListProperty<QQuickTouchPoint> *list) { | - |
238 | QQuickMultiPointTouchArea *q = static_cast<QQuickMultiPointTouchArea*>(list->object); | - |
239 | return q->_touchPrototypes.count(); executed 18 times by 2 tests: return q->_touchPrototypes.count(); Executed by:
| 18 |
240 | } | - |
241 | - | |
242 | static QQuickTouchPoint* touchPoint_at(QQmlListProperty<QQuickTouchPoint> *list, int index) { | - |
243 | QQuickMultiPointTouchArea *q = static_cast<QQuickMultiPointTouchArea*>(list->object); | - |
244 | return q->_touchPrototypes.value(index); executed 198 times by 1 test: return q->_touchPrototypes.value(index); Executed by:
| 198 |
245 | } | - |
246 | - | |
247 | Q_SIGNALS: | - |
248 | void pressed(const QList<QObject*> &touchPoints); | - |
249 | void updated(const QList<QObject*> &touchPoints); | - |
250 | void released(const QList<QObject*> &touchPoints); | - |
251 | void canceled(const QList<QObject*> &touchPoints); | - |
252 | void gestureStarted(QQuickGrabGestureEvent *gesture); | - |
253 | void touchUpdated(const QList<QObject*> &touchPoints); | - |
254 | void minimumTouchPointsChanged(); | - |
255 | void maximumTouchPointsChanged(); | - |
256 | void mouseEnabledChanged(); | - |
257 | - | |
258 | protected: | - |
259 | void touchEvent(QTouchEvent *) override; | - |
260 | bool childMouseEventFilter(QQuickItem *receiver, QEvent *event) override; | - |
261 | void mousePressEvent(QMouseEvent *event) override; | - |
262 | void mouseReleaseEvent(QMouseEvent *event) override; | - |
263 | void mouseMoveEvent(QMouseEvent *event) override; | - |
264 | void mouseUngrabEvent() override; | - |
265 | void touchUngrabEvent() override; | - |
266 | - | |
267 | void addTouchPrototype(QQuickTouchPoint* prototype); | - |
268 | void addTouchPoint(const QTouchEvent::TouchPoint *p); | - |
269 | void addTouchPoint(const QMouseEvent *e); | - |
270 | void clearTouchLists(); | - |
271 | - | |
272 | void updateTouchPoint(QQuickTouchPoint*, const QTouchEvent::TouchPoint*); | - |
273 | void updateTouchPoint(QQuickTouchPoint *dtp, const QMouseEvent *e); | - |
274 | void updateTouchData(QEvent*); | - |
275 | - | |
276 | bool sendMouseEvent(QMouseEvent *event); | - |
277 | bool shouldFilter(QEvent *event); | - |
278 | void grabGesture(); | - |
279 | QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override; | - |
280 | #ifdef Q_OS_OSX | - |
281 | void hoverEnterEvent(QHoverEvent *event) override; | - |
282 | void hoverLeaveEvent(QHoverEvent *event) override; | - |
283 | void setTouchEventsEnabled(bool enable); | - |
284 | #endif | - |
285 | - | |
286 | private: | - |
287 | void ungrab(); | - |
288 | QMap<int,QQuickTouchPoint*> _touchPrototypes; //TouchPoints defined in QML | - |
289 | QMap<int,QObject*> _touchPoints; //All current touch points | - |
290 | QList<QObject*> _releasedTouchPoints; | - |
291 | QList<QObject*> _pressedTouchPoints; | - |
292 | QList<QObject*> _movedTouchPoints; | - |
293 | int _minimumTouchPoints; | - |
294 | int _maximumTouchPoints; | - |
295 | QPointer<QQuickTouchPoint> _mouseTouchPoint; // exists when mouse button is down and _mouseEnabled is true; null otherwise | - |
296 | QTouchEvent::TouchPoint _mouseQpaTouchPoint; // synthetic QPA touch point to hold state and position of the mouse | - |
297 | QPointF _mousePos; | - |
298 | bool _stealMouse; | - |
299 | bool _mouseEnabled; | - |
300 | }; | - |
301 | - | |
302 | QT_END_NAMESPACE | - |
303 | - | |
304 | QML_DECLARE_TYPE(QQuickTouchPoint) | - |
305 | QML_DECLARE_TYPE(QQuickGrabGestureEvent) | - |
306 | QML_DECLARE_TYPE(QQuickMultiPointTouchArea) | - |
307 | - | |
308 | #endif // QQUICKMULTIPOINTTOUCHAREA_H | - |
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