/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
** All rights reserved. | |
** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the tools applications of the Qt Toolkit. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** 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. | |
** | |
** 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. | |
** | |
** Other Usage | |
** Alternatively, this file may be used in accordance with the terms and | |
** conditions contained in a signed written agreement between you and Nokia. | |
** | |
** | |
** | |
** | |
** | |
** $QT_END_LICENSE$ | |
** | |
****************************************************************************/ | |
#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(); | |
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(QtGradientStopsModel) | |
}; | |
QT_END_NAMESPACE | |
#endif |