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| |
| #ifndef QTGRADIENTSTOPSMODEL_H |
| #define QTGRADIENTSTOPSMODEL_H |
| |
| #include <QtCore/QObject> |
| #include <QtCore/QMap> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QColor; |
| |
| class QtGradientStopsModel; |
| |
| class QtGradientStop |
| { |
| public: |
| qreal position() const; |
| QColor color() const; |
| QtGradientStopsModel *gradientModel() const; |
| |
| private: |
| void setColor(const QColor &color); |
| void setPosition(qreal position); |
| friend class QtGradientStopsModel; |
| QtGradientStop(QtGradientStopsModel *model = 0); |
| ~QtGradientStop(); |
| QScopedPointer<class QtGradientStopPrivate> d_ptr; |
| }; |
| |
| class QtGradientStopsModel : public QObject |
| { |
| Q_OBJECT |
| public: |
| typedef QMap<qreal, QtGradientStop *> PositionStopMap; |
| |
| QtGradientStopsModel(QObject *parent = 0); |
| ~QtGradientStopsModel(); |
| |
| PositionStopMap stops() const; |
| QtGradientStop *at(qreal pos) const; |
| QColor color(qreal pos) const; // calculated between points |
| QList<QtGradientStop *> selectedStops() const; |
| QtGradientStop *currentStop() const; |
| bool isSelected(QtGradientStop *stop) const; |
| QtGradientStop *firstSelected() const; |
| QtGradientStop *lastSelected() const; |
| QtGradientStopsModel *clone() const; |
| |
| QtGradientStop *addStop(qreal pos, const QColor &color); |
| void removeStop(QtGradientStop *stop); |
| void moveStop(QtGradientStop *stop, qreal newPos); |
| void swapStops(QtGradientStop *stop1, QtGradientStop *stop2); |
| void changeStop(QtGradientStop *stop, const QColor &newColor); |
| void selectStop(QtGradientStop *stop, bool select); |
| void setCurrentStop(QtGradientStop *stop); |
| |
| void moveStops(double newPosition); // moves current stop to newPos and all selected stops are moved accordingly |
| void clear(); |
| void clearSelection(); |
| void flipAll(); |
| void selectAll(); |
| void deleteStops(); |
| |
| signals: |
| void stopAdded(QtGradientStop *stop); |
| void stopRemoved(QtGradientStop *stop); |
| void stopMoved(QtGradientStop *stop, qreal newPos); |
| void stopsSwapped(QtGradientStop *stop1, QtGradientStop *stop2); |
| void stopChanged(QtGradientStop *stop, const QColor &newColor); |
| void stopSelected(QtGradientStop *stop, bool selected); |
| void currentStopChanged(QtGradientStop *stop); |
| |
| private: |
| QScopedPointer<class QtGradientStopsModelPrivate> d_ptr; |
| Q_DECLARE_PRIVATE(QtGradientStopsModel) |
| Q_DISABLE_COPY_MOVE(QtGradientStopsModel) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |