Exemplos de QgsSymbolV2::takeSymbolLayer em C++ (Cpp)

Exemplo n.º 1

Arquivo: qgssymbolv2selectordialog.cpp Projeto: CzendaZdenda/qgis

void QgsSymbolV2SelectorDialog::setSymbolFromStyle( const QModelIndex & index )
{
  QString symbolName = index.data( Qt::UserRole ).toString();
  lblSymbolName->setText( symbolName );
  // get new instance of symbol from style
  QgsSymbolV2* s = mStyle->symbol( symbolName );
  // remove all symbol layers from original symbol
  while ( mSymbol->symbolLayerCount() )
    mSymbol->deleteSymbolLayer( 0 );
  // move all symbol layers to our symbol
  while ( s->symbolLayerCount() )
  {
    QgsSymbolLayerV2* sl = s->takeSymbolLayer( 0 );
    mSymbol->appendSymbolLayer( sl );
  }
  // delete the temporary symbol
  delete s;

  updateSymbolPreview();
  updateSymbolInfo();
  emit symbolModified();
}