void QgsSymbolSelectorWidget::moveLayerByOffset( int offset ) { SymbolLayerItem *item = currentLayerItem(); if ( !item ) return; int row = item->row(); SymbolLayerItem *parent = static_cast<SymbolLayerItem *>( item->parent() ); QgsSymbol *parentSymbol = parent->symbol(); int layerIdx = parent->rowCount() - row - 1; // switch layers QgsSymbolLayer *tmpLayer = parentSymbol->takeSymbolLayer( layerIdx ); parentSymbol->insertSymbolLayer( layerIdx - offset, tmpLayer ); QList<QStandardItem *> rowItems = parent->takeRow( row ); parent->insertRows( row + offset, rowItems ); parent->updatePreview(); QModelIndex newIdx = rowItems[ 0 ]->index(); layersTree->setCurrentIndex( newIdx ); updatePreview(); updateUi(); }
void QgsSymbolSelectorWidget::addLayer() { QModelIndex idx = layersTree->currentIndex(); if ( !idx.isValid() ) return; int insertIdx = -1; SymbolLayerItem *item = static_cast<SymbolLayerItem *>( model->itemFromIndex( idx ) ); if ( item->isLayer() ) { insertIdx = item->row(); item = static_cast<SymbolLayerItem *>( item->parent() ); } QgsSymbol *parentSymbol = item->symbol(); // save data-defined values at marker level QgsProperty ddSize( parentSymbol->type() == QgsSymbol::Marker ? static_cast<QgsMarkerSymbol *>( parentSymbol )->dataDefinedSize() : QgsProperty() ); QgsProperty ddAngle( parentSymbol->type() == QgsSymbol::Marker ? static_cast<QgsMarkerSymbol *>( parentSymbol )->dataDefinedAngle() : QgsProperty() ); QgsProperty ddWidth( parentSymbol->type() == QgsSymbol::Line ? static_cast<QgsLineSymbol *>( parentSymbol )->dataDefinedWidth() : QgsProperty() ); QgsSymbolLayer *newLayer = QgsApplication::symbolLayerRegistry()->defaultSymbolLayer( parentSymbol->type() ); if ( insertIdx == -1 ) parentSymbol->appendSymbolLayer( newLayer ); else parentSymbol->insertSymbolLayer( item->rowCount() - insertIdx, newLayer ); // restore data-defined values at marker level if ( ddSize ) static_cast<QgsMarkerSymbol *>( parentSymbol )->setDataDefinedSize( ddSize ); if ( ddAngle ) static_cast<QgsMarkerSymbol *>( parentSymbol )->setDataDefinedAngle( ddAngle ); if ( ddWidth ) static_cast<QgsLineSymbol *>( parentSymbol )->setDataDefinedWidth( ddWidth ); SymbolLayerItem *newLayerItem = new SymbolLayerItem( newLayer ); item->insertRow( insertIdx == -1 ? 0 : insertIdx, newLayerItem ); item->updatePreview(); layersTree->setCurrentIndex( model->indexFromItem( newLayerItem ) ); updateUi(); updatePreview(); }
void QgsSymbolSelectorWidget::duplicateLayer() { QModelIndex idx = layersTree->currentIndex(); if ( !idx.isValid() ) return; SymbolLayerItem *item = static_cast<SymbolLayerItem *>( model->itemFromIndex( idx ) ); if ( !item->isLayer() ) return; QgsSymbolLayer *source = item->layer(); int insertIdx = item->row(); item = static_cast<SymbolLayerItem *>( item->parent() ); QgsSymbol *parentSymbol = item->symbol(); QgsSymbolLayer *newLayer = source->clone(); if ( insertIdx == -1 ) parentSymbol->appendSymbolLayer( newLayer ); else parentSymbol->insertSymbolLayer( item->rowCount() - insertIdx, newLayer ); SymbolLayerItem *newLayerItem = new SymbolLayerItem( newLayer ); item->insertRow( insertIdx == -1 ? 0 : insertIdx, newLayerItem ); if ( newLayer->subSymbol() ) { loadSymbol( newLayer->subSymbol(), newLayerItem ); layersTree->setExpanded( newLayerItem->index(), true ); } item->updatePreview(); layersTree->setCurrentIndex( model->indexFromItem( newLayerItem ) ); updateUi(); updatePreview(); }