void QgsAtlasComposition::readXmlMapSettings( const QDomElement &elem, const QDomDocument &doc )
{
Q_UNUSED( doc );
//look for stored composer map, to upgrade pre 2.1 projects
int composerMapNo = elem.attribute( QStringLiteral( "composerMap" ), QStringLiteral( "-1" ) ).toInt();
QgsComposerMap * composerMap = nullptr;
if ( composerMapNo != -1 )
{
QList<QgsComposerMap*> maps;
mComposition->composerItems( maps );
for ( QList<QgsComposerMap*>::iterator it = maps.begin(); it != maps.end(); ++it )
{
if (( *it )->id() == composerMapNo )
{
composerMap = ( *it );
composerMap->setAtlasDriven( true );
break;
}
}
}
//upgrade pre 2.1 projects
double margin = elem.attribute( QStringLiteral( "margin" ), QStringLiteral( "0.0" ) ).toDouble();
if ( composerMap && !qgsDoubleNear( margin, 0.0 ) )
{
composerMap->setAtlasMargin( margin );
}
bool fixedScale = elem.attribute( QStringLiteral( "fixedScale" ), QStringLiteral( "false" ) ) == QLatin1String( "true" ) ? true : false;
if ( composerMap && fixedScale )
{
composerMap->setAtlasScalingMode( QgsComposerMap::Fixed );
}
}
void QgsAtlasComposition::setFixedScale( bool fixed )
{
//deprecated method. Until removed just set the property for the first atlas-enabled composer map
QgsComposerMap * map = composerMap();
if ( !map )
{
return;
}
map->setAtlasScalingMode( fixed ? QgsComposerMap::Fixed : QgsComposerMap::Auto );
}
void QgsAtlasComposition::readXML( const QDomElement& atlasElem, const QDomDocument& )
{
mEnabled = atlasElem.attribute( "enabled", "false" ) == "true" ? true : false;
emit toggled( mEnabled );
if ( !mEnabled )
{
emit parameterChanged();
return;
}
// look for stored layer name
mCoverageLayer = 0;
QMap<QString, QgsMapLayer*> layers = QgsMapLayerRegistry::instance()->mapLayers();
for ( QMap<QString, QgsMapLayer*>::const_iterator it = layers.begin(); it != layers.end(); ++it )
{
if ( it.key() == atlasElem.attribute( "coverageLayer" ) )
{
mCoverageLayer = dynamic_cast<QgsVectorLayer*>( it.value() );
break;
}
}
//look for stored composer map, to upgrade pre 2.1 projects
int composerMapNo = atlasElem.attribute( "composerMap", "-1" ).toInt();
QgsComposerMap * composerMap = 0;
if ( composerMapNo != -1 )
{
QList<QgsComposerMap*> maps;
mComposition->composerItems( maps );
for ( QList<QgsComposerMap*>::iterator it = maps.begin(); it != maps.end(); ++it )
{
if (( *it )->id() == composerMapNo )
{
composerMap = ( *it );
composerMap->setAtlasDriven( true );
break;
}
}
}
mHideCoverage = atlasElem.attribute( "hideCoverage", "false" ) == "true" ? true : false;
//upgrade pre 2.1 projects
double margin = atlasElem.attribute( "margin", "0.0" ).toDouble();
if ( composerMap && margin != 0 )
{
composerMap->setAtlasMargin( margin );
}
bool fixedScale = atlasElem.attribute( "fixedScale", "false" ) == "true" ? true : false;
if ( composerMap && fixedScale )
{
composerMap->setAtlasScalingMode( QgsComposerMap::Fixed );
}
mSingleFile = atlasElem.attribute( "singleFile", "false" ) == "true" ? true : false;
mFilenamePattern = atlasElem.attribute( "filenamePattern", "" );
mSortFeatures = atlasElem.attribute( "sortFeatures", "false" ) == "true" ? true : false;
if ( mSortFeatures )
{
mSortKeyAttributeName = atlasElem.attribute( "sortKey", "" );
// since 2.3, the field name is saved instead of the field index
// following code keeps compatibility with version 2.2 projects
// to be removed in QGIS 3.0
bool isIndex;
int idx = mSortKeyAttributeName.toInt( &isIndex );
if ( isIndex && mCoverageLayer )
{
const QgsFields fields = mCoverageLayer->pendingFields();
if ( idx >= 0 && idx < fields.count() )
{
mSortKeyAttributeName = fields[idx].name();
}
}
mSortAscending = atlasElem.attribute( "sortAscending", "true" ) == "true" ? true : false;
}
mFilterFeatures = atlasElem.attribute( "filterFeatures", "false" ) == "true" ? true : false;
if ( mFilterFeatures )
{
mFeatureFilter = atlasElem.attribute( "featureFilter", "" );
}
emit parameterChanged();
}