/**************************************************************************** ** ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). ** All rights reserved. ** Contact: http://www.qt-project.org/legal ** ** This file is part of the documentation 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 Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional ** rights. These rights are described in the Digia 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. ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include 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] }