main.cpp

奇趣公司比较新的qt/emd版本

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the plugins of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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 GNU
** General Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [e-mail].
**
** In addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.0, which can be found at
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
**
** In addition, as a special exception, Trolltech, as the sole copyright
** holder for Qt Designer, grants users of the Qt/Eclipse Integration
** plug-in the right for the Qt/Eclipse Integration to link to
** functionality provided by Qt Designer and its related libraries.
**
** Trolltech reserves all rights not expressly granted herein.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#include <qimageiohandler.h>
#include <qdebug.h>

#ifndef QT_NO_IMAGEFORMATPLUGIN

#ifdef QT_NO_IMAGEFORMAT_TIFF
#undef QT_NO_IMAGEFORMAT_TIFF
#endif
#include "qtiffhandler.h"

class QTiffPlugin : public QImageIOPlugin
{
public:
    Capabilities capabilities(QIODevice * device, const QByteArray & format) const;
    QImageIOHandler * create(QIODevice * device, const QByteArray & format = QByteArray()) const;
    QStringList keys() const;
};

QImageIOPlugin::Capabilities QTiffPlugin::capabilities(QIODevice *device, const QByteArray &format) const
{
    if (format == "tiff" || format == "tif")
        return Capabilities(CanRead | CanWrite);
    if (!format.isEmpty())
        return 0;
    if (!device->isOpen())
        return 0;

    Capabilities cap;
    if (device->isReadable() && QTiffHandler::canRead(device))
        cap |= CanRead;
    if (device->isWritable())
        cap |= CanWrite;
    return cap;
}

QImageIOHandler* QTiffPlugin::create(QIODevice *device, const QByteArray &format) const
{
    QImageIOHandler *tiffHandler = new QTiffHandler();
    tiffHandler->setDevice(device);
    tiffHandler->setFormat(format);
    return tiffHandler;
}

QStringList QTiffPlugin::keys() const
{
    return QStringList() << "tiff" << "tif";
}

Q_EXPORT_STATIC_PLUGIN(QTiffPlugin)
Q_EXPORT_PLUGIN2(qtiff, QTiffPlugin)

#endif /* QT_NO_IMAGEFORMATPLUGIN */