diff -r dee5afe5301f -r 3f74d0d4af4c doc/src/demos/affine.qdoc --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/src/demos/affine.qdoc Thu Apr 08 14:19:33 2010 +0300 @@ -0,0 +1,62 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/*! + \example demos/affine + \title Affine Transformations + + In this demo we show Qt's ability to perform affine transformations + on painting operations. + + \image affine-demo.png + + Transformations can be performed on any kind of graphics drawn using QPainter. + The transformations used to display the vector graphics, images, and text can be adjusted + in the following ways: + + \list + \o Dragging the red circle in the centre of each drawing moves it to a new position. + \o Dragging the displaced red circle causes the current drawing to be rotated about the + central circle. Rotation can also be controlled with the \key Rotate slider. + \o Scaling is controlled with the \key Scale slider. + \o Each drawing can be sheared with the \key Shear slider. + \endlist +*/