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qquickmultipointtoucharea_p.h

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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-
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16**-
17** GNU Lesser General Public License Usage-
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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-
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28** Public license version 3 or any later version approved by the KDE Free-
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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-
63QT_BEGIN_NAMESPACE-
64-
65class QQuickMultiPointTouchArea;-
66class 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-
87public:-
88 QQuickTouchPoint(bool qmlDefined = true)-
89 : _qmlDefined(qmlDefined)-
90 {}
executed 170 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
170
91-
92 int pointId() const { return _id; }
executed 20 times by 1 test: return _id;
Executed by:
  • tst_qquickmultipointtoucharea
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:
  • tst_examples
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
348
99 void setX(qreal x);-
100-
101 qreal y() const { return _y; }
executed 334 times by 3 tests: return _y;
Executed by:
  • tst_examples
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
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:
  • tst_multipointtoucharea_interop
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:
  • tst_examples
32
117 void setArea(const QRectF &area);-
118-
119 bool isQmlDefined() const { return _qmlDefined; }
executed 140 times by 2 tests: return _qmlDefined;
Executed by:
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
140
120-
121 bool inUse() const { return _inUse; }
executed 180 times by 2 tests: return _inUse;
Executed by:
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
180
122 void setInUse(bool inUse) { _inUse = inUse; }
executed 192 times by 2 tests: end of block
Executed by:
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
192
123-
124 bool pressed() const { return _pressed; }
executed 680 times by 3 tests: return _pressed;
Executed by:
  • tst_examples
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
680
125 void setPressed(bool pressed);-
126-
127 qreal startX() const { return _startX; }
executed 4 times by 1 test: return _startX;
Executed by:
  • tst_qquickmultipointtoucharea
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-
145Q_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-
163private:-
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-
185class QQuickGrabGestureEvent : public QObject-
186{-
187 Q_OBJECT-
188 Q_PROPERTY(QQmlListProperty<QObject> touchPoints READ touchPoints)-
189 Q_PROPERTY(qreal dragThreshold READ dragThreshold)-
190public:-
191 QQuickGrabGestureEvent() : _dragThreshold(QGuiApplication::styleHints()->startDragDistance()) {}
executed 82 times by 2 tests: end of block
Executed by:
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
82
192-
193 Q_INVOKABLE void grab() { _grab = true; }
executed 6 times by 1 test: end of block
Executed by:
  • tst_qquickmultipointtoucharea
6
194 bool wantsGrab() const { return _grab; }
executed 82 times by 2 tests: return _grab;
Executed by:
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
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:
  • tst_qquickmultipointtoucharea
4
200-
201private:-
202 friend class QQuickMultiPointTouchArea;-
203 bool _grab = false;-
204 qreal _dragThreshold;-
205 QList<QObject*> _touchPoints;-
206};-
207-
208class 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-
217public:-
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:
  • tst_examples
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
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:
  • tst_examples
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
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:
  • tst_multipointtoucharea_interop
  • tst_qquickmultipointtoucharea
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:
  • tst_multipointtoucharea_interop
198
245 }-
246-
247Q_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-
258protected:-
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-
286private:-
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-
302QT_END_NAMESPACE-
303-
304QML_DECLARE_TYPE(QQuickTouchPoint)-
305QML_DECLARE_TYPE(QQuickGrabGestureEvent)-
306QML_DECLARE_TYPE(QQuickMultiPointTouchArea)-
307-
308#endif // QQUICKMULTIPOINTTOUCHAREA_H-
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