QgsLegendSymbolList QgsPointDisplacementRenderer::legendSymbolItems( double scaleDenominator, QString rule )
{
if ( mRenderer )
{
return mRenderer->legendSymbolItems( scaleDenominator, rule );
}
return QgsLegendSymbolList();
}
QgsLegendSymbolList QgsPointDisplacementRenderer::legendSymbolItems()
{
if ( mRenderer )
{
return mRenderer->legendSymbolItems();
}
return QgsLegendSymbolList();
}
void QgsVectorLayerLegendWidget::populateLegendTreeView( const QHash<QString, QString> &content )
{
QStandardItemModel *model = new QStandardItemModel;
model->setColumnCount( 2 );
model->setHorizontalHeaderLabels( QStringList() << tr( "Symbol" ) << tr( "Text" ) );
const QgsLegendSymbolList lst = mLayer->renderer() ? mLayer->renderer()->legendSymbolItems() : QgsLegendSymbolList();
for ( const QgsLegendSymbolItem &symbolItem : lst )
{
if ( !symbolItem.symbol() )
continue;
QgsRenderContext context;
QSize iconSize( 16, 16 );
QIcon icon = QgsSymbolLayerUtils::symbolPreviewPixmap( symbolItem.symbol(), iconSize, 0, &context );
QStandardItem *item1 = new QStandardItem( icon, symbolItem.label() );
item1->setEditable( false );
QStandardItem *item2 = new QStandardItem;
if ( symbolItem.ruleKey().isEmpty() )
{
item1->setEnabled( false );
item2->setEnabled( false );
}
else
{
item1->setData( symbolItem.ruleKey() );
if ( content.contains( symbolItem.ruleKey() ) )
item2->setText( content.value( symbolItem.ruleKey() ) );
}
model->appendRow( QList<QStandardItem *>() << item1 << item2 );
}
mLegendTreeView->setModel( model );
mLegendTreeView->resizeColumnToContents( 0 );
}
QgsLegendSymbolList QgsFeatureRenderer::legendSymbolItems( double scaleDenominator, const QString& rule )
{
Q_UNUSED( scaleDenominator );
Q_UNUSED( rule );
return QgsLegendSymbolList();
}
