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Diffstat (limited to 'tools/shared/qtgradienteditor/qtgradientstopsmodel.h')
-rw-r--r-- | tools/shared/qtgradienteditor/qtgradientstopsmodel.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/tools/shared/qtgradienteditor/qtgradientstopsmodel.h b/tools/shared/qtgradienteditor/qtgradientstopsmodel.h new file mode 100644 index 0000000..d4e6b3c --- /dev/null +++ b/tools/shared/qtgradienteditor/qtgradientstopsmodel.h @@ -0,0 +1,121 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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(); + 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: + class QtGradientStopsModelPrivate *d_ptr; + Q_DECLARE_PRIVATE(QtGradientStopsModel) + Q_DISABLE_COPY(QtGradientStopsModel) +}; + +QT_END_NAMESPACE + +#endif |