/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the tools applications of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain ** additional rights. These rights are described in the Nokia Qt LGPL ** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this ** package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QTGRADIENTSTOPSMODEL_H #define QTGRADIENTSTOPSMODEL_H #include #include 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(); class QtGradientStopPrivate *d_ptr; }; class QtGradientStopsModel : public QObject { Q_OBJECT public: typedef QMap PositionStopMap; QtGradientStopsModel(QObject *parent = 0); ~QtGradientStopsModel(); PositionStopMap stops() const; QtGradientStop *at(qreal pos) const; QColor color(qreal pos) const; // calculated between points QList 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: class QtGradientStopsModelPrivate *d_ptr; Q_DECLARE_PRIVATE(QtGradientStopsModel) Q_DISABLE_COPY(QtGradientStopsModel) }; QT_END_NAMESPACE #endif