void QgsSnappingDialog::apply()
{
QStringList layerIdList;
QStringList snapToList;
QStringList toleranceList;
QStringList enabledList;
QStringList toleranceUnitList;
QStringList avoidIntersectionList;
for ( int i = 0; i < mLayerTreeWidget->topLevelItemCount(); ++i )
{
QTreeWidgetItem *currentItem = mLayerTreeWidget->topLevelItem( i );
if ( !currentItem )
{
continue;
}
layerIdList << currentItem->data( 0, Qt::UserRole ).toString();
enabledList << ( qobject_cast<QCheckBox*>( mLayerTreeWidget->itemWidget( currentItem, 0 ) )->isChecked() ? "enabled" : "disabled" );
QString snapToItemText = qobject_cast<QComboBox*>( mLayerTreeWidget->itemWidget( currentItem, 2 ) )->currentText();
if ( snapToItemText == tr( "to vertex" ) )
{
snapToList << "to_vertex";
}
else if ( snapToItemText == tr( "to segment" ) )
{
snapToList << "to_segment";
}
else //to vertex and segment
{
snapToList << "to_vertex_and_segment";
}
toleranceList << QString::number( qobject_cast<QDoubleSpinBox*>( mLayerTreeWidget->itemWidget( currentItem, 3 ) )->value(), 'f' );
toleranceUnitList << QString::number( qobject_cast<QComboBox*>( mLayerTreeWidget->itemWidget( currentItem, 4 ) )->currentIndex() );
QCheckBox *cbxAvoidIntersection = qobject_cast<QCheckBox*>( mLayerTreeWidget->itemWidget( currentItem, 5 ) );
if ( cbxAvoidIntersection && cbxAvoidIntersection->isChecked() )
{
avoidIntersectionList << currentItem->data( 0, Qt::UserRole ).toString();
}
}
QgsProject::instance()->writeEntry( "Digitizing", "/LayerSnappingList", layerIdList );
QgsProject::instance()->writeEntry( "Digitizing", "/LayerSnapToList", snapToList );
QgsProject::instance()->writeEntry( "Digitizing", "/LayerSnappingToleranceList", toleranceList );
QgsProject::instance()->writeEntry( "Digitizing", "/LayerSnappingToleranceUnitList", toleranceUnitList );
QgsProject::instance()->writeEntry( "Digitizing", "/LayerSnappingEnabledList", enabledList );
QgsProject::instance()->writeEntry( "Digitizing", "/AvoidIntersectionsList", avoidIntersectionList );
disconnect( QgsProject::instance(), SIGNAL( snapSettingsChanged() ), this, SLOT( reload() ) );
connect( this, SIGNAL( snapSettingsChanged() ), QgsProject::instance(), SIGNAL( snapSettingsChanged() ) );
emit snapSettingsChanged();
disconnect( this, SIGNAL( snapSettingsChanged() ), QgsProject::instance(), SIGNAL( snapSettingsChanged() ) );
connect( QgsProject::instance(), SIGNAL( snapSettingsChanged() ), this, SLOT( reload() ) );
}
void QgsProject::setSnapSettingsForLayer( const QString& layerId, bool enabled, QgsSnapper::SnappingType type, QgsTolerance::UnitType unit, double tolerance, bool avoidIntersection )
{
QStringList layerIdList, enabledList, snapTypeList, toleranceUnitList, toleranceList, avoidIntersectionList;
snapSettings( layerIdList, enabledList, snapTypeList, toleranceUnitList, toleranceList, avoidIntersectionList );
int idx = layerIdList.indexOf( layerId );
if ( idx != -1 )
{
layerIdList.removeAt( idx );
enabledList.removeAt( idx );
snapTypeList.removeAt( idx );
toleranceUnitList.removeAt( idx );
toleranceList.removeAt( idx );
avoidIntersectionList.removeOne( layerId );
}
layerIdList.append( layerId );
//enabled
enabledList.append( enabled ? "enabled" : "disabled" );
//snap type
QString typeString;
if ( type == QgsSnapper::SnapToSegment )
{
typeString = "to_segment";
}
else if ( type == QgsSnapper::SnapToVertexAndSegment )
{
typeString = "to_vertex_and_segment";
}
else
{
typeString = "to_vertex";
}
snapTypeList.append( typeString );
//units
toleranceUnitList.append( unit == QgsTolerance::Pixels ? "1" : "0" );
//tolerance
toleranceList.append( QString::number( tolerance ) );
//avoid intersection
if ( avoidIntersection )
{
avoidIntersectionList.append( layerId );
}
writeEntry( "Digitizing", "/LayerSnappingList", layerIdList );
writeEntry( "Digitizing", "/LayerSnappingEnabledList", enabledList );
writeEntry( "Digitizing", "/LayerSnappingToleranceList", toleranceList );
writeEntry( "Digitizing", "/LayerSnappingToleranceUnitList", toleranceUnitList );
writeEntry( "Digitizing", "/LayerSnapToList", snapTypeList );
writeEntry( "Digitizing", "/AvoidIntersectionsList", avoidIntersectionList );
emit snapSettingsChanged();
}
QgsSnappingDialog::QgsSnappingDialog( QWidget* parent, QgsMapCanvas* canvas )
: QDialog( parent )
, mMapCanvas( canvas )
, mDock( 0 )
{
setupUi( this );
QSettings myQsettings;
bool myDockFlag = myQsettings.value( "/qgis/dockSnapping", false ).toBool();
if ( myDockFlag )
{
mDock = new QgsSnappingDock( tr( "Snapping and Digitizing Options" ), QgisApp::instance() );
mDock->setAllowedAreas( Qt::BottomDockWidgetArea | Qt::TopDockWidgetArea );
mDock->setWidget( this );
connect( this, SIGNAL( destroyed() ), mDock, SLOT( close() ) );
QgisApp::instance()->addDockWidget( Qt::BottomDockWidgetArea, mDock );
mButtonBox->setVisible( false );
}
else
{
connect( mButtonBox, SIGNAL( accepted() ), this, SLOT( apply() ) );
connect( mButtonBox->button( QDialogButtonBox::Apply ), SIGNAL( clicked() ), this, SLOT( apply() ) );
}
connect( QgsMapLayerRegistry::instance(), SIGNAL( layersAdded( QList<QgsMapLayer * > ) ), this, SLOT( addLayers( QList<QgsMapLayer * > ) ) );
connect( QgsMapLayerRegistry::instance(), SIGNAL( layersWillBeRemoved( QStringList ) ), this, SLOT( layersWillBeRemoved( QStringList ) ) );
connect( cbxEnableTopologicalEditingCheckBox, SIGNAL( stateChanged( int ) ), this, SLOT( on_cbxEnableTopologicalEditingCheckBox_stateChanged( int ) ) );
connect( cbxEnableIntersectionSnappingCheckBox, SIGNAL( stateChanged( int ) ), this, SLOT( on_cbxEnableIntersectionSnappingCheckBox_stateChanged( int ) ) );
reload();
QMap< QString, QgsMapLayer *> mapLayers = QgsMapLayerRegistry::instance()->mapLayers();
QMap< QString, QgsMapLayer *>::iterator it;
for ( it = mapLayers.begin(); it != mapLayers.end() ; ++it )
{
addLayer( it.value() );
}
mLayerTreeWidget->setHeaderLabels( QStringList() << "" );
mLayerTreeWidget->resizeColumnToContents( 0 );
mLayerTreeWidget->setColumnWidth( 1, 200 ); //hardcoded for now
mLayerTreeWidget->setColumnWidth( 2, 200 ); //hardcoded for now
mLayerTreeWidget->resizeColumnToContents( 3 );
mLayerTreeWidget->resizeColumnToContents( 4 );
mLayerTreeWidget->setSortingEnabled( true );
connect( QgsProject::instance(), SIGNAL( snapSettingsChanged() ), this, SLOT( reload() ) );
}
void QgsProject::setTopologicalEditing( bool enabled )
{
QgsProject::instance()->writeEntry( "Digitizing", "/TopologicalEditing", ( enabled ? 1 : 0 ) );
emit snapSettingsChanged();
}
