void QgsComposerPicture::loadRemotePicture( const QString &url )
{
//remote location
QgsNetworkContentFetcher fetcher;
//pause until HTML fetch
mLoaded = false;
fetcher.fetchContent( QUrl( url ) );
connect( &fetcher, SIGNAL( finished() ), this, SLOT( remotePictureLoaded() ) );
while ( !mLoaded )
{
qApp->processEvents();
}
QNetworkReply* reply = fetcher.reply();
if ( reply )
{
QImageReader imageReader( reply );
mImage = imageReader.read();
mMode = RASTER;
reply->deleteLater();
}
else
{
mMode = Unknown;
}
}
QString QgsComposerHtml::fetchHtml( QUrl url )
{
QgsNetworkContentFetcher fetcher;
//pause until HTML fetch
mLoaded = false;
fetcher.fetchContent( url );
connect( &fetcher, SIGNAL( finished() ), this, SLOT( frameLoaded() ) );
while ( !mLoaded )
{
qApp->processEvents();
}
mFetchedHtml = fetcher.contentAsString();
mActualFetchedUrl = fetcher.reply()->url().toString();
return mFetchedHtml;
}
void QgsLayoutItemPicture::loadRemotePicture( const QString &url )
{
//remote location
QgsNetworkContentFetcher fetcher;
QEventLoop loop;
connect( &fetcher, &QgsNetworkContentFetcher::finished, &loop, &QEventLoop::quit );
fetcher.fetchContent( QUrl( url ) );
//wait until picture fetched
loop.exec( QEventLoop::ExcludeUserInputEvents );
QNetworkReply *reply = fetcher.reply();
if ( reply )
{
QImageReader imageReader( reply );
mImage = imageReader.read();
mMode = FormatRaster;
}
else
{
mMode = FormatUnknown;
}
}