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40 ****************************************************************************/
42 #ifndef SPLINEEDITOR_H
43 #define SPLINEEDITOR_H
48 #include <QScrollArea>
50 #include <QEasingCurve>
53 class SegmentProperties;
55 class SplineEditor : public QWidget
59 Q_PROPERTY(QEasingCurve easingCurve READ easingCurve WRITE setEasingCurve NOTIFY easingCurveChanged);
62 explicit SplineEditor(QWidget *parent = 0);
63 QString generateCode();
64 QStringList presetNames() const;
65 QWidget *pointListWidget();
67 void setControlPoint(int index, const QPointF &point)
69 m_controlPoints[index] = point;
73 void setSmooth(int index, bool smooth)
75 m_smoothAction->setChecked(smooth);
76 smoothPoint(index * 3 + 2);
81 void easingCurveChanged();
82 void easingCurveCodeChanged(const QString &code);
86 void setEasingCurve(const QEasingCurve &easingCurve);
87 void setPreset(const QString &name);
88 void setEasingCurve(const QString &code);
91 void paintEvent(QPaintEvent *);
92 void mousePressEvent(QMouseEvent *);
93 void mouseMoveEvent(QMouseEvent *);
94 void mouseReleaseEvent(QMouseEvent *);
95 void contextMenuEvent(QContextMenuEvent *);
98 void invalidateSmoothList();
99 void invalidateSegmentProperties();
101 QEasingCurve easingCurve() const
102 { return m_easingCurve; }
104 QHash<QString, QEasingCurve> presets() const;
107 int findControlPoint(const QPoint &point);
108 bool isSmooth(int i) const;
110 void smoothPoint( int index);
111 void cornerPoint( int index);
112 void deletePoint(int index);
113 void addPoint(const QPointF point);
117 void setupPointListWidget();
119 bool isControlPointSmooth(int i) const;
121 QEasingCurve m_easingCurve;
122 QVector<QPointF> m_controlPoints;
123 QVector<bool> m_smoothList;
124 int m_numberOfSegments;
125 int m_activeControlPoint;
128 QHash<QString, QEasingCurve> m_presets;
130 QMenu *m_pointContextMenu;
131 QMenu *m_curveContextMenu;
132 QAction *m_deleteAction;
133 QAction *m_smoothAction;
134 QAction *m_cornerAction;
137 QScrollArea *m_pointListWidget;
139 QList<SegmentProperties*> m_segmentProperties;
143 #endif // SPLINEEDITOR_H