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2 | ** |
3 | ** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). |
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6 | ** This file is part of the QtGui module of the Qt Toolkit. |
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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 QGRAPHICSTRANSFORM_H |
43 | #define QGRAPHICSTRANSFORM_H |
44 | |
45 | #include <QtCore/QObject> |
46 | #include <QtGui/QVector3D> |
47 | #include <QtGui/QTransform> |
48 | #include <QtGui/QMatrix4x4> |
49 | |
50 | #ifndef QT_NO_GRAPHICSVIEW |
51 | QT_BEGIN_HEADER |
52 | |
53 | QT_BEGIN_NAMESPACE |
54 | |
55 | QT_MODULE(Gui) |
56 | |
57 | class QGraphicsItem; |
58 | class QGraphicsTransformPrivate; |
59 | |
60 | class Q_GUI_EXPORT QGraphicsTransform : public QObject |
61 | { |
62 | Q_OBJECT |
63 | public: |
64 | QGraphicsTransform(QObject *parent = 0); |
65 | ~QGraphicsTransform(); |
66 | |
67 | virtual void applyTo(QMatrix4x4 *matrix) const = 0; |
68 | |
69 | protected Q_SLOTS: |
70 | void update(); |
71 | |
72 | protected: |
73 | QGraphicsTransform(QGraphicsTransformPrivate &p, QObject *parent); |
74 | |
75 | private: |
76 | friend class QGraphicsItem; |
77 | friend class QGraphicsItemPrivate; |
78 | Q_DECLARE_PRIVATE(QGraphicsTransform) |
79 | }; |
80 | |
81 | class QGraphicsScalePrivate; |
82 | |
83 | class Q_GUI_EXPORT QGraphicsScale : public QGraphicsTransform |
84 | { |
85 | Q_OBJECT |
86 | |
87 | Q_PROPERTY(QVector3D origin READ origin WRITE setOrigin NOTIFY originChanged) |
88 | Q_PROPERTY(qreal xScale READ xScale WRITE setXScale NOTIFY xScaleChanged) |
89 | Q_PROPERTY(qreal yScale READ yScale WRITE setYScale NOTIFY yScaleChanged) |
90 | Q_PROPERTY(qreal zScale READ zScale WRITE setZScale NOTIFY zScaleChanged) |
91 | public: |
92 | QGraphicsScale(QObject *parent = 0); |
93 | ~QGraphicsScale(); |
94 | |
95 | QVector3D origin() const; |
96 | void setOrigin(const QVector3D &point); |
97 | |
98 | qreal xScale() const; |
99 | void setXScale(qreal); |
100 | |
101 | qreal yScale() const; |
102 | void setYScale(qreal); |
103 | |
104 | qreal zScale() const; |
105 | void setZScale(qreal); |
106 | |
107 | void applyTo(QMatrix4x4 *matrix) const; |
108 | |
109 | Q_SIGNALS: |
110 | void originChanged(); |
111 | void xScaleChanged(); |
112 | void yScaleChanged(); |
113 | void zScaleChanged(); |
114 | void scaleChanged(); |
115 | |
116 | private: |
117 | Q_DECLARE_PRIVATE(QGraphicsScale) |
118 | }; |
119 | |
120 | class QGraphicsRotationPrivate; |
121 | |
122 | class Q_GUI_EXPORT QGraphicsRotation : public QGraphicsTransform |
123 | { |
124 | Q_OBJECT |
125 | |
126 | Q_PROPERTY(QVector3D origin READ origin WRITE setOrigin NOTIFY originChanged) |
127 | Q_PROPERTY(qreal angle READ angle WRITE setAngle NOTIFY angleChanged) |
128 | Q_PROPERTY(QVector3D axis READ axis WRITE setAxis NOTIFY axisChanged) |
129 | public: |
130 | QGraphicsRotation(QObject *parent = 0); |
131 | ~QGraphicsRotation(); |
132 | |
133 | QVector3D origin() const; |
134 | void setOrigin(const QVector3D &point); |
135 | |
136 | qreal angle() const; |
137 | void setAngle(qreal); |
138 | |
139 | QVector3D axis() const; |
140 | void setAxis(const QVector3D &axis); |
141 | void setAxis(Qt::Axis axis); |
142 | |
143 | void applyTo(QMatrix4x4 *matrix) const; |
144 | |
145 | Q_SIGNALS: |
146 | void originChanged(); |
147 | void angleChanged(); |
148 | void axisChanged(); |
149 | |
150 | private: |
151 | Q_DECLARE_PRIVATE(QGraphicsRotation) |
152 | }; |
153 | |
154 | QT_END_NAMESPACE |
155 | |
156 | QT_END_HEADER |
157 | #endif //QT_NO_GRAPHICSVIEW |
158 | |
159 | #endif // QFXTRANSFORM_H |
160 | |