diff -r 000000000000 -r 1918ee327afb tests/manual/qimagereader/main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/manual/qimagereader/main.cpp Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,99 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include + +class MyWidget : public QWidget +{ +public: + MyWidget(QWidget * parent, const QString &imagefname, bool scaleImage) + : QWidget(parent), fileName(imagefname), scale(scaleImage) + { + + } + + virtual void paintEvent(QPaintEvent * /*event*/) + { + QPainter painter(this); + QImageReader reader(fileName); + if (!reader.canRead()) { + qWarning("Unable to read image file %s", fileName.toLocal8Bit().constData()); + return; + } + if (!scale){ + QImage image = reader.read(); + painter.drawImage(rect(), image); + }else{ + reader.setScaledSize( QSize(rect().width(), rect().height()) ); + QImage image = reader.read(); + painter.drawImage(rect(), image); + } + } + +private: + QString fileName; + bool scale; + +}; + + + +// both the scaled and unscaled version of the CMYK encoded JPEG +// should have the same colors and not look corrupted. + +int main(int argc, char** argv) +{ + QApplication app(argc, argv); + + QWidget mainWidget; + mainWidget.setWindowTitle("Colors in images are identical?"); + mainWidget.setMinimumSize(400,400); + QHBoxLayout *l = new QHBoxLayout; + MyWidget *w1 = new MyWidget(&mainWidget,"Qt_logostrap_CMYK.jpg", false); + MyWidget *w2 = new MyWidget(&mainWidget,"Qt_logostrap_CMYK.jpg", true); + l->addWidget(w1); + l->addWidget(w2); + mainWidget.setLayout(l); + mainWidget.show(); + + return app.exec(); +} +