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50 | |
51 | #ifndef BEZIERCURVE_H |
52 | #define BEZIERCURVE_H |
53 | |
54 | //! [1] |
55 | #include <QtQuick/QQuickItem> |
56 | |
57 | class BezierCurve : public QQuickItem |
58 | { |
59 | Q_OBJECT |
60 | |
61 | Q_PROPERTY(QPointF p1 READ p1 WRITE setP1 NOTIFY p1Changed) |
62 | Q_PROPERTY(QPointF p2 READ p2 WRITE setP2 NOTIFY p2Changed) |
63 | Q_PROPERTY(QPointF p3 READ p3 WRITE setP3 NOTIFY p3Changed) |
64 | Q_PROPERTY(QPointF p4 READ p4 WRITE setP4 NOTIFY p4Changed) |
65 | |
66 | Q_PROPERTY(int segmentCount READ segmentCount WRITE setSegmentCount NOTIFY segmentCountChanged) |
67 | //! [3] |
68 | QML_ELEMENT |
69 | //! [3] |
70 | |
71 | public: |
72 | BezierCurve(QQuickItem *parent = 0); |
73 | ~BezierCurve(); |
74 | |
75 | //! [2] |
76 | QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *); |
77 | //! [2] |
78 | |
79 | QPointF p1() const { return m_p1; } |
80 | QPointF p2() const { return m_p2; } |
81 | QPointF p3() const { return m_p3; } |
82 | QPointF p4() const { return m_p4; } |
83 | |
84 | int segmentCount() const { return m_segmentCount; } |
85 | |
86 | void setP1(const QPointF &p); |
87 | void setP2(const QPointF &p); |
88 | void setP3(const QPointF &p); |
89 | void setP4(const QPointF &p); |
90 | |
91 | void setSegmentCount(int count); |
92 | |
93 | signals: |
94 | void p1Changed(const QPointF &p); |
95 | void p2Changed(const QPointF &p); |
96 | void p3Changed(const QPointF &p); |
97 | void p4Changed(const QPointF &p); |
98 | |
99 | void segmentCountChanged(int count); |
100 | |
101 | private: |
102 | QPointF m_p1; |
103 | QPointF m_p2; |
104 | QPointF m_p3; |
105 | QPointF m_p4; |
106 | |
107 | int m_segmentCount; |
108 | }; |
109 | //! [1] |
110 | |
111 | #endif |
112 | |
113 | |