/****************************************************************************+ −
**+ −
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+ −
** All rights reserved.+ −
** Contact: Nokia Corporation (qt-info@nokia.com)+ −
**+ −
** This file is part of the documentation 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.+ −
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** If you have questions regarding the use of this file, please contact+ −
** Nokia at qt-info@nokia.com.+ −
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** $QT_END_LICENSE$+ −
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****************************************************************************/+ −
+ −
#include <QtGui>+ −
+ −
int main()+ −
{+ −
QWidget anyPaintDevice;+ −
{+ −
// PEN SNIPPET+ −
QPainter painter;+ −
QPen pen(Qt::red, 2); // red solid line, 2 pixels wide+ −
painter.begin(&anyPaintDevice); // paint something+ −
painter.setPen(pen); // set the red, wide pen+ −
painter.drawRect(40,30, 200,100); // draw a rectangle+ −
painter.setPen(Qt::blue); // set blue pen, 0 pixel width+ −
painter.drawLine(40,30, 240,130); // draw a diagonal in rectangle+ −
painter.end(); // painting done+ −
}+ −
+ −
{+ −
// BRUSH SNIPPET+ −
QPainter painter;+ −
QBrush brush(Qt::yellow); // yellow solid pattern+ −
painter.begin(&anyPaintDevice); // paint something+ −
painter.setBrush(brush); // set the yellow brush+ −
painter.setPen(Qt::NoPen); // do not draw outline+ −
painter.drawRect(40,30, 200,100); // draw filled rectangle+ −
painter.setBrush(Qt::NoBrush); // do not fill+ −
painter.setPen(Qt::black); // set black pen, 0 pixel width+ −
painter.drawRect(10,10, 30,20); // draw rectangle outline+ −
painter.end(); // painting done+ −
}+ −
+ −
// LINEAR+ −
//! [0]+ −
QLinearGradient linearGrad(QPointF(100, 100), QPointF(200, 200));+ −
linearGrad.setColorAt(0, Qt::black);+ −
linearGrad.setColorAt(1, Qt::white);+ −
//! [0]+ −
+ −
// RADIAL+ −
//! [1]+ −
QRadialGradient radialGrad(QPointF(100, 100), 100);+ −
radialGrad.setColorAt(0, Qt::red);+ −
radialGrad.setColorAt(0.5, Qt::blue);+ −
radialGrad.setColorAt(1, Qt::green);+ −
//! [1]+ −
}+ −