Exemplos de changeSelectedSymbols em C++ (Cpp)

Exemplo n.º 1

Arquivo: qgsgraduatedsymbolrendererv2widget.cpp Projeto: Antoviscomi/QGIS

void QgsGraduatedSymbolRendererV2Widget::changeGraduatedSymbol()
{
  // Change the selected symbols alone if anything is selected
  QItemSelectionModel* m = viewGraduated->selectionModel();
  QModelIndexList i = m->selectedRows();
  if ( m && !i.isEmpty() )
  {
    changeSelectedSymbols();
    return;
  }

  // Otherwise change the base mGraduatedSymbol
  QgsSymbolV2* newSymbol = mGraduatedSymbol->clone();

  QgsSymbolV2SelectorDialog dlg( newSymbol, mStyle, mLayer, this );
  dlg.setMapCanvas( mMapCanvas );
  if ( !dlg.exec() )
  {
    delete newSymbol;
    return;
  }

  delete mGraduatedSymbol;
  mGraduatedSymbol = newSymbol;

  mSizeUnitWidget->blockSignals( true );
  mSizeUnitWidget->setUnit( mGraduatedSymbol->outputUnit() );
  mSizeUnitWidget->setMapUnitScale( mGraduatedSymbol->mapUnitScale() );
  mSizeUnitWidget->blockSignals( false );

  updateGraduatedSymbolIcon();
  mRenderer->updateSymbols( mGraduatedSymbol );
  refreshSymbolView();
}

Exemplo n.º 2

Arquivo: qgsgraduatedsymbolrendererv2widget.cpp Projeto: Jokenbol/QGIS

void QgsGraduatedSymbolRendererV2Widget::changeGraduatedSymbol()
{
  // Change the selected symbols alone if anything is selected
  QItemSelectionModel* m = viewGraduated->selectionModel();
  QModelIndexList i = m->selectedRows();
  if ( m && i.size() > 0 )
  {
    changeSelectedSymbols();
    return;
  }

  // Otherwise change the base mGraduatedSymbol
  QgsSymbolV2* newSymbol = mGraduatedSymbol->clone();

  QgsSymbolV2SelectorDialog dlg( newSymbol, mStyle, mLayer, this );
  if ( !dlg.exec() )
  {
    delete newSymbol;
    return;
  }

  mGraduatedSymbol = newSymbol;

  updateGraduatedSymbolIcon();
  mRenderer->updateSymbols( mGraduatedSymbol );
  refreshSymbolView();
}