doc/src/snippets/code/doc_src_qt4-arthur.qdoc
changeset 7 f7bc934e204c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/doc/src/snippets/code/doc_src_qt4-arthur.qdoc	Wed Mar 31 11:06:36 2010 +0300
@@ -0,0 +1,145 @@
+/****************************************************************************
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+QLinearGradient gradient(0, 0, 100, 100);
+gradient.setColorAt(0, Qt::red);
+gradient.setColorAt(0.5, Qt::green);
+gradient.setColorAt(1, Qt::blue);
+painter.setBrush(gradient);
+painter.drawRect(0, 0, 100, 100);
+//! [0]
+
+
+//! [1]
+QRadialGradient gradient(50, 50, 50, 30, 30);
+gradient.setColorAt(0.2, Qt::white);
+gradient.setColorAt(0.8, Qt::green);
+gradient.setColorAt(1, Qt::black);
+painter.setBrush(gradient);
+painter.drawEllipse(0, 0, 100, 100);
+//! [1]
+
+
+//! [2]
+QConicalGradient gradient(60, 40, 0);
+gradient.setColorAt(0, Qt::black);
+gradient.setColorAt(0.4, Qt::green);
+gradient.setColorAt(0.6, Qt::white);
+gradient.setColorAt(1, Qt::black);
+painter.setBrush(gradient);
+painter.drawEllipse(0, 0, 100, 100);
+//! [2]
+
+
+//! [3]
+// Specfiy semi-transparent red
+painter.setBrush(QColor(255, 0, 0, 127));
+painter.drawRect(0, 0, width()/2, height());
+
+// Specify semi-transparend blue
+painter.setBrush(QColor(0, 0, 255, 127));
+painter.drawRect(0, 0, width(), height()/2);
+//! [3]
+
+
+//! [4]
+// One line without anti-aliasing
+painter.drawLine(0, 0, width()/2, height());
+
+// One line with anti-aliasing
+painter.setRenderHint(QPainter::Antialiasing);
+painter.drawLine(width()/2, 0, width()/2, height());
+//! [4]
+
+
+//! [5]
+QPainterPath path;
+path.addRect(20, 20, 60, 60);
+path.addBezier(0, 0,  99, 0,  50, 50,  99, 99);
+path.addBezier(99, 99,  0, 99,  50, 50,  0, 0);
+painter.drawPath(path);
+//! [5]
+
+
+//! [6]
+QPixmap buffer(size());
+QPainter painter(&buffer);
+
+// Paint code here
+
+painter.end();
+bitBlt(this, 0, 0, &buffer);
+//! [6]
+
+
+//! [7]
+QPainter painter(this);
+
+// Paint code here
+
+painter.end();
+//! [7]
+
+
+//! [8]
+unbufferedWidget->setAttribute(Qt::WA_PaintOnScreen);
+//! [8]
+
+
+//! [9]
+QLinearGradient gradient(0, 0, 100, 100);
+gradient.setColorAt(0, Qt::blue);
+gradient.setColorAt(1, Qt::red);
+painter.setPen(QPen(gradient, 0));
+for (int y=fontSize; y<100; y+=fontSize)
+    drawText(0, y, text);
+//! [9]
+
+
+//! [10]
+QImage image(100, 100, 32);
+QPainter painter(&image);
+
+// painter commands.
+
+painter.end();
+//! [10]