int QgsAuxiliaryLayer::createProperty( QgsDiagramLayerSettings::Property property, QgsVectorLayer *layer )
{
int index = -1;
if ( layer && layer->diagramLayerSettings() && layer->auxiliaryLayer() )
{
const QgsPropertyDefinition def = layer->diagramLayerSettings()->propertyDefinitions()[property];
if ( layer->auxiliaryLayer()->addAuxiliaryField( def ) )
{
const QString fieldName = nameFromProperty( def, true );
const QgsProperty prop = QgsProperty::fromField( fieldName );
QgsDiagramLayerSettings settings( *layer->diagramLayerSettings() );
QgsPropertyCollection c = settings.dataDefinedProperties();
c.setProperty( property, prop );
settings.setDataDefinedProperties( c );
layer->setDiagramLayerSettings( settings );
emit layer->styleChanged();
index = layer->fields().lookupField( fieldName );
}
}
return index;
}
int QgsAuxiliaryLayer::createProperty( QgsPalLayerSettings::Property property, QgsVectorLayer *layer )
{
int index = -1;
if ( layer && layer->labeling() && layer->auxiliaryLayer() )
{
// property definition are identical whatever the provider id
const QgsPropertyDefinition def = layer->labeling()->settings().propertyDefinitions()[property];
const QString fieldName = nameFromProperty( def, true );
layer->auxiliaryLayer()->addAuxiliaryField( def );
if ( layer->auxiliaryLayer()->indexOfPropertyDefinition( def ) >= 0 )
{
const QgsProperty prop = QgsProperty::fromField( fieldName );
for ( const QString &providerId : layer->labeling()->subProviders() )
{
QgsPalLayerSettings *settings = new QgsPalLayerSettings( layer->labeling()->settings( providerId ) );
QgsPropertyCollection c = settings->dataDefinedProperties();
c.setProperty( property, prop );
settings->setDataDefinedProperties( c );
layer->labeling()->setSettings( settings, providerId );
}
emit layer->styleChanged();
}
index = layer->fields().lookupField( fieldName );
}
return index;
}
bool QgsAuxiliaryLayer::addAuxiliaryField( const QgsPropertyDefinition &definition )
{
if ( ( definition.name().isEmpty() && definition.comment().isEmpty() ) || exists( definition ) )
return false;
const QgsField af = createAuxiliaryField( definition );
const bool rc = addAttribute( af );
updateFields();
mLayer->updateFields();
if ( rc )
{
int auxIndex = indexOfPropertyDefinition( definition );
int index = mLayer->fields().indexOf( nameFromProperty( definition, true ) );
if ( index >= 0 && auxIndex >= 0 )
{
if ( isHiddenProperty( auxIndex ) )
{
// update editor widget
QgsEditorWidgetSetup setup = QgsEditorWidgetSetup( QStringLiteral( "Hidden" ), QVariantMap() );
setEditorWidgetSetup( auxIndex, setup );
// column is hidden
QgsAttributeTableConfig attrCfg = mLayer->attributeTableConfig();
attrCfg.update( mLayer->fields() );
QVector<QgsAttributeTableConfig::ColumnConfig> columns = attrCfg.columns();
QVector<QgsAttributeTableConfig::ColumnConfig>::iterator it;
for ( it = columns.begin(); it != columns.end(); ++it )
{
if ( it->name.compare( mLayer->fields().field( index ).name() ) == 0 )
it->hidden = true;
}
attrCfg.setColumns( columns );
mLayer->setAttributeTableConfig( attrCfg );
}
else if ( definition.standardTemplate() == QgsPropertyDefinition::ColorNoAlpha
|| definition.standardTemplate() == QgsPropertyDefinition::ColorWithAlpha )
{
QgsEditorWidgetSetup setup = QgsEditorWidgetSetup( QStringLiteral( "Color" ), QVariantMap() );
setEditorWidgetSetup( auxIndex, setup );
}
mLayer->setEditorWidgetSetup( index, editorWidgetSetup( auxIndex ) );
}
}
return rc;
}
QgsField QgsAuxiliaryLayer::createAuxiliaryField( const QgsPropertyDefinition &def )
{
QgsField afield;
if ( !def.name().isEmpty() || !def.comment().isEmpty() )
{
QVariant::Type type = QVariant::Invalid;
QString typeName;
int len( 0 ), precision( 0 );
switch ( def.dataType() )
{
case QgsPropertyDefinition::DataTypeString:
type = QVariant::String;
len = 50;
typeName = "String";
break;
case QgsPropertyDefinition::DataTypeNumeric:
type = QVariant::Double;
len = 0;
precision = 0;
typeName = "Real";
break;
case QgsPropertyDefinition::DataTypeBoolean:
type = QVariant::Int; // sqlite does not have a bool type
typeName = "Integer";
break;
}
afield.setType( type );
afield.setName( nameFromProperty( def ) );
afield.setTypeName( typeName );
afield.setLength( len );
afield.setPrecision( precision );
}
return afield;
}
int QgsAuxiliaryLayer::indexOfPropertyDefinition( const QgsPropertyDefinition &def ) const
{
return fields().indexOf( nameFromProperty( def ) );
}
