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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTGRADIENTWIDGET_H
#define QTGRADIENTWIDGET_H
#include <QtGui/QWidget>
QT_BEGIN_NAMESPACE
class QtGradientWidget : public QWidget
{
Q_OBJECT
Q_PROPERTY(bool backgroundCheckered READ isBackgroundCheckered WRITE setBackgroundCheckered)
public:
QtGradientWidget(QWidget *parent = 0);
~QtGradientWidget();
QSize minimumSizeHint() const;
QSize sizeHint() const;
int heightForWidth(int w) const;
bool isBackgroundCheckered() const;
void setBackgroundCheckered(bool checkered);
QGradientStops gradientStops() const;
void setGradientType(QGradient::Type type);
QGradient::Type gradientType() const;
void setGradientSpread(QGradient::Spread spread);
QGradient::Spread gradientSpread() const;
void setStartLinear(const QPointF &point);
QPointF startLinear() const;
void setEndLinear(const QPointF &point);
QPointF endLinear() const;
void setCentralRadial(const QPointF &point);
QPointF centralRadial() const;
void setFocalRadial(const QPointF &point);
QPointF focalRadial() const;
void setRadiusRadial(qreal radius);
qreal radiusRadial() const;
void setCentralConical(const QPointF &point);
QPointF centralConical() const;
void setAngleConical(qreal angle);
qreal angleConical() const;
public slots:
void setGradientStops(const QGradientStops &stops);
signals:
void startLinearChanged(const QPointF &point);
void endLinearChanged(const QPointF &point);
void centralRadialChanged(const QPointF &point);
void focalRadialChanged(const QPointF &point);
void radiusRadialChanged(qreal radius);
void centralConicalChanged(const QPointF &point);
void angleConicalChanged(qreal angle);
protected:
void paintEvent(QPaintEvent *e);
void mousePressEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void mouseMoveEvent(QMouseEvent *e);
void mouseDoubleClickEvent(QMouseEvent *e);
private:
QScopedPointer<class QtGradientWidgetPrivate> d_ptr;
Q_DECLARE_PRIVATE(QtGradientWidget)
Q_DISABLE_COPY(QtGradientWidget)
};
QT_END_NAMESPACE
#endif
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