main.cpp

奇趣公司比较新的qt/emd版本

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#include <qimageiohandler.h>
#include <qstringlist.h>

#ifndef QT_NO_IMAGEFORMATPLUGIN

#ifdef QT_NO_IMAGEFORMAT_MNG
#undef QT_NO_IMAGEFORMAT_MNG
#endif
#include "qmnghandler.h"

#include <qiodevice.h>
#include <qbytearray.h>

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

QStringList QMngPlugin::keys() const
{
    return QStringList() << QLatin1String("mng");
}

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

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

QImageIOHandler *QMngPlugin::create(QIODevice *device, const QByteArray &format) const
{
    QMngHandler *hand = new QMngHandler();
    hand->setDevice(device);
    hand->setFormat(format);
    return hand;
}

Q_EXPORT_STATIC_PLUGIN(QMngPlugin)
Q_EXPORT_PLUGIN2(qmng, QMngPlugin)

#endif // !QT_NO_IMAGEFORMATPLUGIN