/**************************************************************************** ** ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/ ** ** This file is part of the documentation of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include void myProcessing(const QString &) { } int main() { QWidget myWidget; { // RECORD //! [0] QPicture picture; QPainter painter; painter.begin(&picture); // paint in picture painter.drawEllipse(10,20, 80,70); // draw an ellipse painter.end(); // painting done picture.save("drawing.pic"); // save picture //! [0] } { // REPLAY //! [1] QPicture picture; picture.load("drawing.pic"); // load picture QPainter painter; painter.begin(&myImage); // paint in myImage painter.drawPicture(0, 0, picture); // draw the picture at (0,0) painter.end(); // painting done //! [1] } QPicture myPicture; { // FORMATS //! [2] QStringList list = QPicture::inputFormatList(); foreach (const QString &string, list) myProcessing(string); //! [2] } { // OUTPUT //! [3] QStringList list = QPicture::outputFormatList(); foreach (const QString &string, list) myProcessing(string); //! [3] } { // PIC READ //! [4] QPictureIO iio; QPixmap pixmap; iio.setFileName("vegeburger.pic"); if (iio.read()) { // OK QPicture picture = iio.picture(); QPainter painter(&pixmap); painter.drawPicture(0, 0, picture); } //! [4] } { QPixmap pixmap; // PIC WRITE //! [5] QPictureIO iio; QPicture picture; QPainter painter(&picture); painter.drawPixmap(0, 0, pixmap); iio.setPicture(picture); iio.setFileName("vegeburger.pic"); iio.setFormat("PIC"); if (iio.write()) return true; // returned true if written successfully //! [5] } } // SVG READ //! [6] void readSVG(QPictureIO *picture) { // read the picture using the picture->ioDevice() } //! [6] // SVG WRITE //! [7] void writeSVG(QPictureIO *picture) { // write the picture using the picture->ioDevice() } //! [7] // USE SVG void foo() { //! [8] // add the SVG picture handler // ... //! [8] QPictureIO::defineIOHandler("SVG", 0, 0, readSVG, writeSVG); // ... }