1// Copyright (C) 2018 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QQUICKHANDLERPOINT_H
5#define QQUICKHANDLERPOINT_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include "qquickpointerdevicehandler_p.h"
19
20QT_BEGIN_NAMESPACE
21
22class QQuickMultiPointHandler;
23class QQuickSinglePointHandler;
24
25class Q_QUICK_PRIVATE_EXPORT QQuickHandlerPoint {
26 Q_GADGET
27 Q_PROPERTY(int id READ id FINAL)
28 Q_PROPERTY(QPointingDeviceUniqueId uniqueId READ uniqueId FINAL)
29 Q_PROPERTY(QPointF position READ position FINAL)
30 Q_PROPERTY(QPointF scenePosition READ scenePosition FINAL)
31 Q_PROPERTY(QPointF pressPosition READ pressPosition FINAL)
32 Q_PROPERTY(QPointF scenePressPosition READ scenePressPosition FINAL)
33 Q_PROPERTY(QPointF sceneGrabPosition READ sceneGrabPosition FINAL)
34 Q_PROPERTY(Qt::MouseButtons pressedButtons READ pressedButtons FINAL)
35 Q_PROPERTY(Qt::KeyboardModifiers modifiers READ modifiers FINAL)
36 Q_PROPERTY(QVector2D velocity READ velocity FINAL)
37 Q_PROPERTY(qreal rotation READ rotation FINAL)
38 Q_PROPERTY(qreal pressure READ pressure FINAL)
39 Q_PROPERTY(QSizeF ellipseDiameters READ ellipseDiameters FINAL)
40 Q_PROPERTY(QPointingDevice *device READ device FINAL)
41 QML_ANONYMOUS
42
43public:
44 QQuickHandlerPoint();
45
46 int id() const { return m_id; }
47 Qt::MouseButtons pressedButtons() const { return m_pressedButtons; }
48 Qt::KeyboardModifiers modifiers() const { return m_pressedModifiers; }
49 QPointF pressPosition() const { return m_pressPosition; }
50 QPointF scenePressPosition() const { return m_scenePressPosition; }
51 QPointF sceneGrabPosition() const { return m_sceneGrabPosition; }
52 QPointF position() const { return m_position; }
53 QPointF scenePosition() const { return m_scenePosition; }
54 QVector2D velocity() const { return m_velocity; }
55 qreal rotation() const { return m_rotation; }
56 qreal pressure() const { return m_pressure; }
57 QSizeF ellipseDiameters() const { return m_ellipseDiameters; }
58 QPointingDeviceUniqueId uniqueId() const { return m_uniqueId; }
59 // non-const only because of QML engine limitations (similar to QTBUG-61749)
60 QPointingDevice *device() const { return const_cast<QPointingDevice *>(m_device); }
61 void localize(QQuickItem *item);
62
63 void reset();
64 void reset(const QPointerEvent *event, const QEventPoint &point);
65 void reset(const QVector<QQuickHandlerPoint> &points);
66
67private:
68 int m_id = -1;
69 const QPointingDevice *m_device = QPointingDevice::primaryPointingDevice();
70 QPointingDeviceUniqueId m_uniqueId;
71 Qt::MouseButtons m_pressedButtons = Qt::NoButton;
72 Qt::KeyboardModifiers m_pressedModifiers = Qt::NoModifier;
73 QPointF m_position;
74 QPointF m_scenePosition;
75 QPointF m_pressPosition;
76 QPointF m_scenePressPosition;
77 QPointF m_sceneGrabPosition;
78 QVector2D m_velocity;
79 qreal m_rotation = 0;
80 qreal m_pressure = 0;
81 QSizeF m_ellipseDiameters;
82 friend class QQuickMultiPointHandler;
83 friend class QQuickSinglePointHandler;
84};
85
86QT_END_NAMESPACE
87
88#endif // QQUICKHANDLERPOINT_H
89

source code of qtdeclarative/src/quick/handlers/qquickhandlerpoint_p.h