void ReadParam( wxConfigBase* aConfig ) const override
    {
        if( !m_Pt_param || !aConfig )
            return;

        m_Pt_param->clear();

        for( int index = 1; ; ++index )
        {
            double width, gap, viagap;

            wxString key = dPairWidthKey;

            if( !aConfig->Read( key << index, &width ) )
                break;

            key = dPairGapKey;
            gap = aConfig->ReadDouble( key << index, 0.0 );

            key = dPairViaGapKey;
            viagap = aConfig->ReadDouble( key << index, 0.0 );

            m_Pt_param->emplace_back( DIFF_PAIR_DIMENSION( Millimeter2iu( width ),
                                                           Millimeter2iu( gap ),
                                                           Millimeter2iu( viagap ) ) );
        }
    }

 /**
  * Construct with some sensible defaults.
  * In future, this could be loaded from config?
  */
 CREATE_ARRAY_DIALOG_ENTRIES()
         : m_optionsSet( true ),
           m_gridNx( 5 ),
           m_gridNy( 5 ),
           m_gridDx( Millimeter2iu( 2.54 ) ),
           m_gridDy( Millimeter2iu( 2.54 ) ),
           m_gridOffsetX( 0 ),
           m_gridOffsetY( 0 ),
           m_gridStagger( 1 ),
           m_gridStaggerType( 0 ),   // rows
           m_gridNumberingAxis( 0 ), // h then v
           m_gridNumberingReverseAlternate( false ),
           m_gridNumberingStartSet( 1 ),    // use specified start
           m_grid2dArrayNumbering( 0 ),     // linear numbering
           m_gridPriAxisNumScheme( 0 ),     // numeric
           m_gridSecAxisNumScheme( 0 ),     // numeric
           m_gridPriNumberingOffset( "1" ), // numeric
           m_gridSecNumberingOffset( "1" ), // numeric
           m_circCentreX( 0 ),
           m_circCentreY( 0 ),
           m_circAngle( 0.0 ),
           m_circCount( 4 ),
           m_circNumberingStartSet( 1 ), // use specified start
           m_circNumberingOffset( "1" ),
           m_circRotate( false ),
           m_arrayTypeTab( 0 ) // start on grid view
 {
 }

static void write_layers( MODEL_VRML& aModel, std::ofstream& output_file, BOARD* aPcb )
{
    // VRML_LAYER board;
    aModel.board.Tesselate( &aModel.holes );
    double brdz = aModel.board_thickness / 2.0
                  - ( Millimeter2iu( ART_OFFSET / 2.0 ) ) * aModel.scale;
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_PCB ),
            &aModel.board, false, false, brdz, -brdz, aModel.precision );

    // VRML_LAYER top_copper;
    aModel.top_copper.Tesselate( &aModel.holes );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_TRACK ),
            &aModel.top_copper, true, true,
            aModel.GetLayerZ( F_Cu ), 0, aModel.precision );

    // VRML_LAYER top_tin;
    aModel.top_tin.Tesselate( &aModel.holes );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_TIN ),
            &aModel.top_tin, true, true,
            aModel.GetLayerZ( F_Cu )
            + Millimeter2iu( ART_OFFSET / 2.0 ) * aModel.scale,
            0, aModel.precision );

    // VRML_LAYER bot_copper;
    aModel.bot_copper.Tesselate( &aModel.holes );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_TRACK ),
            &aModel.bot_copper, true, false,
            aModel.GetLayerZ( B_Cu ), 0, aModel.precision );

    // VRML_LAYER bot_tin;
    aModel.bot_tin.Tesselate( &aModel.holes );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_TIN ),
                        &aModel.bot_tin, true, false,
                        aModel.GetLayerZ( B_Cu )
                        - Millimeter2iu( ART_OFFSET / 2.0 ) * aModel.scale,
                        0, aModel.precision );

    // VRML_LAYER PTH;
    aModel.plated_holes.Tesselate( NULL, true );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_TIN ),
                        &aModel.plated_holes, false, false,
                        aModel.GetLayerZ( F_Cu )
                        + Millimeter2iu( ART_OFFSET / 2.0 ) * aModel.scale,
                        aModel.GetLayerZ( B_Cu )
                        - Millimeter2iu( ART_OFFSET / 2.0 ) * aModel.scale,
                        aModel.precision );

    // VRML_LAYER top_silk;
    aModel.top_silk.Tesselate( &aModel.holes );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_SILK ),
            &aModel.top_silk, true, true,
            aModel.GetLayerZ( F_SilkS ), 0, aModel.precision );

    // VRML_LAYER bot_silk;
    aModel.bot_silk.Tesselate( &aModel.holes );
    write_triangle_bag( output_file, aModel.GetColor( VRML_COLOR_SILK ),
            &aModel.bot_silk, true, false,
            aModel.GetLayerZ( B_SilkS ), 0, aModel.precision );
}

PCB_TARGET::PCB_TARGET( BOARD_ITEM* aParent ) :
    BOARD_ITEM( aParent, PCB_TARGET_T )
{
    m_Shape = 0;
    m_Size  = Millimeter2iu( 5 );       // Gives a decent size
    m_Width = Millimeter2iu( 0.15 );    // Gives a decent width
    m_Layer = Edge_Cuts;                   // a target is on all layers
}

bool DIALOG_NON_COPPER_ZONES_EDITOR::TransferDataToWindow()
{
    m_cornerSmoothingChoice->SetSelection( m_settings.GetCornerSmoothingType() );
    m_cornerRadius.SetValue( m_settings.GetCornerRadius() );

    m_minWidth.SetValue( m_settings.m_ZoneMinThickness );
    m_ConstrainOpt->SetValue( m_settings.m_Zone_45_Only );

    switch( m_settings.m_Zone_HatchingStyle )
    {
    case ZONE_CONTAINER::NO_HATCH:      m_OutlineAppearanceCtrl->SetSelection( 0 ); break;
    case ZONE_CONTAINER::DIAGONAL_EDGE: m_OutlineAppearanceCtrl->SetSelection( 1 ); break;
    case ZONE_CONTAINER::DIAGONAL_FULL: m_OutlineAppearanceCtrl->SetSelection( 2 ); break;
    }

    SetInitialFocus( m_OutlineAppearanceCtrl );

    switch( m_settings.m_FillMode )
    {
    case ZFM_HATCH_PATTERN:
        m_GridStyleCtrl->SetSelection( 1 ); break;
    default:
        m_GridStyleCtrl->SetSelection( 0 ); break;
    }

    m_gridStyleRotation.SetUnits( DEGREES );
    m_gridStyleRotation.SetValue( m_settings.m_HatchFillTypeOrientation*10 ); // IU is decidegree

    // Gives a reasonable value to grid style parameters, if currently there are no defined
    // parameters for grid pattern thickness and gap (if the value is 0)
    // the grid pattern thickness default value is (arbitrary) m_ZoneMinThickness * 4
    // or 1mm
    // the grid pattern gap default value is (arbitrary) m_ZoneMinThickness * 6
    // or 1.5 mm
    int bestvalue = m_settings.m_HatchFillTypeThickness;

    if( bestvalue <= 0 )     // No defined value for m_HatchFillTypeThickness
        bestvalue = std::max( m_settings.m_ZoneMinThickness * 4, Millimeter2iu( 1.0 ) );

    m_gridStyleThickness.SetValue( std::max( bestvalue, m_settings.m_ZoneMinThickness ) );

    bestvalue = m_settings.m_HatchFillTypeGap;

    if( bestvalue <= 0 )     // No defined value for m_HatchFillTypeGap
        bestvalue = std::max( m_settings.m_ZoneMinThickness * 6, Millimeter2iu( 1.5 ) );

    m_gridStyleGap.SetValue( std::max( bestvalue, m_settings.m_ZoneMinThickness ) );

    m_spinCtrlSmoothLevel->SetValue( m_settings.m_HatchFillTypeSmoothingLevel );
    m_spinCtrlSmoothValue->SetValue( m_settings.m_HatchFillTypeSmoothingValue );

    // Enable/Disable some widgets
    wxCommandEvent event;
    OnStyleSelection( event );

    return true;
}

void DIALOG_PLOT_SCHEMATIC::SetHPGLPenWidth()
{
    m_HPGLPenSize = ValueFromTextCtrl( *m_penHPGLWidthCtrl );

    if( m_HPGLPenSize > Millimeter2iu( 2 ) )
        m_HPGLPenSize = Millimeter2iu( 2 );

    if( m_HPGLPenSize < Millimeter2iu( 0.01 ) )
        m_HPGLPenSize = Millimeter2iu( 0.01 );
}

void DXF2BRD_CONVERTER::insertLine( const wxRealPoint& aSegStart,
                                    const wxRealPoint& aSegEnd, int aWidth )
{
    DRAWSEGMENT* segm = ( m_useModuleItems ) ?
                        static_cast< DRAWSEGMENT* >( new EDGE_MODULE( NULL ) ) : new DRAWSEGMENT;
    wxPoint segment_startpoint( Millimeter2iu( aSegStart.x ), Millimeter2iu( aSegStart.y ) );
    wxPoint segment_endpoint( Millimeter2iu( aSegEnd.x ), Millimeter2iu( aSegEnd.y ) );

    segm->SetLayer( ToLAYER_ID( m_brdLayer ) );
    segm->SetStart( segment_startpoint );
    segm->SetEnd( segment_endpoint );
    segm->SetWidth( aWidth );

    m_newItemsList.push_back( segm );
    return;
}

void PCB_EDIT_FRAME::LoadSettings()
{
    wxConfig* config = wxGetApp().GetSettings();

    if( config == NULL )
        return;

    // The configuration setting that used to be mixed in with the project file settings.
    wxGetApp().ReadCurrentSetupValues( GetConfigurationSettings() );

    PCB_BASE_FRAME::LoadSettings();

    double dtmp;
    config->Read( OPTKEY_DEFAULT_LINEWIDTH_VALUE, &dtmp, 0.1 ); // stored in mm
    if( dtmp < 0.01 )
        dtmp = 0.01;
    if( dtmp > 5.0 )
        dtmp = 5.0;
    g_DrawDefaultLineThickness = Millimeter2iu( dtmp );
    long tmp;
    config->Read( PCB_SHOW_FULL_RATSNET_OPT, &tmp );
    GetBoard()->SetElementVisibility(RATSNEST_VISIBLE, tmp);

    config->Read( PCB_MAGNETIC_PADS_OPT, &g_MagneticPadOption );
    config->Read( PCB_MAGNETIC_TRACKS_OPT, &g_MagneticTrackOption );
    config->Read( SHOW_MICROWAVE_TOOLS, &m_show_microwave_tools );
    config->Read( SHOW_LAYER_MANAGER_TOOLS, &m_show_layer_manager_tools );

    // WxWidgets 2.9.1 seems call setlocale( LC_NUMERIC, "" )
    // when reading doubles in config,
    // but forget to back to current locale. So we call SetLocaleTo_Default
    SetLocaleTo_Default( );
}

void PCB_EDIT_FRAME::LoadSettings( wxConfigBase* aCfg )
{
    PCB_BASE_FRAME::LoadSettings( aCfg );

    wxConfigLoadSetups( aCfg, GetConfigurationSettings() );

    double dtmp;
    aCfg->Read( OPTKEY_DEFAULT_LINEWIDTH_VALUE, &dtmp, 0.1 ); // stored in mm

    if( dtmp < 0.01 )
        dtmp = 0.01;

    if( dtmp > 5.0 )
        dtmp = 5.0;

    g_DrawDefaultLineThickness = Millimeter2iu( dtmp );

    long tmp;

    aCfg->Read( PCB_SHOW_FULL_RATSNET_OPT, &tmp );
    GetBoard()->SetElementVisibility(RATSNEST_VISIBLE, tmp);

    aCfg->Read( PCB_MAGNETIC_PADS_OPT, &g_MagneticPadOption );
    aCfg->Read( PCB_MAGNETIC_TRACKS_OPT, &g_MagneticTrackOption );
    aCfg->Read( SHOW_MICROWAVE_TOOLS, &m_show_microwave_tools );
    aCfg->Read( SHOW_LAYER_MANAGER_TOOLS, &m_show_layer_manager_tools );

    // WxWidgets 2.9.1 seems call setlocale( LC_NUMERIC, "" )
    // when reading doubles in cfg,
    // but forget to back to current locale. So we call SetLocaleTo_Default
    SetLocaleTo_Default( );
}

void PCB_EDIT_FRAME::LoadSettings( wxConfigBase* aCfg )
{
    PCB_BASE_FRAME::LoadSettings( aCfg );

    wxConfigLoadSetups( aCfg, GetConfigurationSettings() );

    double dtmp;
    aCfg->Read( OPTKEY_DEFAULT_LINEWIDTH_VALUE, &dtmp, 0.1 ); // stored in mm

    if( dtmp < 0.01 )
        dtmp = 0.01;

    if( dtmp > 5.0 )
        dtmp = 5.0;

    g_DrawDefaultLineThickness = Millimeter2iu( dtmp );

    long tmp;

    aCfg->Read( PCB_SHOW_FULL_RATSNET_OPT, &tmp );
    GetBoard()->SetElementVisibility(RATSNEST_VISIBLE, tmp);

    aCfg->Read( PCB_MAGNETIC_PADS_OPT, &g_MagneticPadOption );
    aCfg->Read( PCB_MAGNETIC_TRACKS_OPT, &g_MagneticTrackOption );
    aCfg->Read( SHOW_MICROWAVE_TOOLS, &m_show_microwave_tools );
    aCfg->Read( SHOW_LAYER_MANAGER_TOOLS, &m_show_layer_manager_tools );
}

TEXTE_MODULE::TEXTE_MODULE( MODULE* parent, TEXT_TYPE text_type ) :
    BOARD_ITEM( parent, PCB_MODULE_TEXT_T ),
    EDA_TEXT()
{
    MODULE* module = static_cast<MODULE*>( m_Parent );

    m_Type = text_type;
    m_unlocked = false;

    // Set text thickness to a default value
    SetThickness( Millimeter2iu( 0.15 ) );
    SetLayer( F_SilkS );

    // Set position and give a default layer if a valid parent footprint exists
    if( module && ( module->Type() == PCB_MODULE_T ) )
    {
        SetTextPos( module->GetPosition() );

        if( IsBackLayer( module->GetLayer() ) )
        {
            SetLayer( B_SilkS );
            SetMirrored( true );
        }
    }

    SetDrawCoord();
}

unsigned int GERBER_DRAW_ITEM::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
{
    // DCodes will be shown only if zoom is appropriate:
    // Returns the level of detail of the item.
    // A level of detail (LOD) is the minimal VIEW scale that
    // is sufficient for an item to be shown on a given layer.
    if( IsDCodeLayer( aLayer ) )
    {
        int size = 0;

        switch( m_Shape )
        {
        case GBR_SPOT_MACRO:
            size = GetDcodeDescr()->GetMacro()->GetBoundingBox().GetWidth();
            break;

        case GBR_ARC:
            size = GetLineLength( m_Start, m_ArcCentre );
            break;

        default:
            size = m_Size.x;
        }

        // the level of details is chosen experimentally, to show
        // only a readable text:
        const int level = Millimeter2iu( 4 );
        return ( level / ( size + 1 ) );
    }

    // Other layers are shown without any conditions
    return 0;
}

TEXTE_MODULE::TEXTE_MODULE( MODULE* parent, TEXT_TYPE text_type ) :
    BOARD_ITEM( parent, PCB_MODULE_TEXT_T ),
    EDA_TEXT()
{
    MODULE* module = (MODULE*) m_Parent;

    m_Type = text_type;

    m_NoShow = false;

    // Set text tickness to a default value
    m_Thickness = Millimeter2iu( 0.15 );

    SetLayer( SILKSCREEN_N_FRONT );

    if( module && ( module->Type() == PCB_MODULE_T ) )
    {
        m_Pos = module->GetPosition();

        if( IsBackLayer( module->GetLayer() ) )
        {
            SetLayer( SILKSCREEN_N_BACK );
            m_Mirror = true;
        }
        else
        {
            SetLayer( SILKSCREEN_N_FRONT );
            m_Mirror = false;
        }
    }
}

TRACK::TRACK( BOARD_ITEM* aParent, KICAD_T idtype ) :
    BOARD_CONNECTED_ITEM( aParent, idtype )
{
    m_Width = Millimeter2iu( 0.2 );
    start   = end = NULL;
    m_Param = 0;
}

DIMENSION::DIMENSION( BOARD_ITEM* aParent ) :
    BOARD_ITEM( aParent, PCB_DIMENSION_T ),
    m_Width( Millimeter2iu( 0.2 ) ), m_Unit( INCHES ), m_Value( 0 ), m_Height( 0 ), m_Text( this )
{
    m_Layer = Dwgs_User;
    m_Shape = 0;
}

PNS_PCBNEW_CLEARANCE_RESOLVER::PNS_PCBNEW_CLEARANCE_RESOLVER( PNS_ROUTER* aRouter ) :
    m_router( aRouter )
{
    BOARD* brd = m_router->GetBoard();
    m_clearanceCache.resize( brd->GetNetCount() );
    m_useDpGap = false;

    for( unsigned int i = 0; i < brd->GetNetCount(); i++ )
    {
        NETINFO_ITEM* ni = brd->FindNet( i );
        if( ni == NULL )
            continue;

        CLEARANCE_ENT ent;
        ent.coupledNet = m_router->GetWorld()->PairedNet( i );

        wxString netClassName = ni->GetClassName();
        NETCLASSPTR nc = brd->GetDesignSettings().m_NetClasses.Find( netClassName );

        int clearance = nc->GetClearance();
        ent.clearance = clearance;
        m_clearanceCache[i] = ent;

        TRACE( 1, "Add net %d netclass %s clearance %d", i % netClassName.mb_str() %
            clearance );
    }

    m_overrideEnabled = false;
    m_defaultClearance = Millimeter2iu( 0.254 );    // aBoard->m_NetClasses.Find ("Default clearance")->GetClearance();
    m_overrideNetA = 0;
    m_overrideNetB = 0;
    m_overrideClearance = 0;
}

bool ZONE_CONTAINER::HitTestForEdge( const wxPoint& refPos )
{
    int distmax = Millimeter2iu( MAX_DIST_IN_MM );
    m_CornerSelection = m_Poly->HitTestForEdge( refPos, distmax );

    return m_CornerSelection >= 0;
}

wxPoint BOARD_NETLIST_UPDATER::estimateComponentInsertionPosition()
{
    wxPoint bestPosition;

    if( !m_board->IsEmpty() )
    {
        // Position new components below any existing board features.
        EDA_RECT bbox = m_board->ComputeBoundingBox( true );

        if( bbox.GetWidth() || bbox.GetHeight() )
        {
            bestPosition.x = bbox.Centre().x;
            bestPosition.y = bbox.GetBottom() + Millimeter2iu( 10 );
        }
    }
    else
    {
        // Position new components in the center of the page when the board is empty.
        wxSize pageSize = m_board->GetPageSettings().GetSizeIU();

        bestPosition.x = pageSize.GetWidth() / 2;
        bestPosition.y = pageSize.GetHeight() / 2;
    }

    return bestPosition;
}

DIALOG_PAD_PROPERTIES::DIALOG_PAD_PROPERTIES( PCB_BASE_FRAME* aParent, D_PAD* aPad ) :
    DIALOG_PAD_PROPERTIES_BASE( aParent ),
    m_OrientValidator( 1, &m_OrientValue )
{
    m_canUpdate  = false;
    m_parent     = aParent;
    m_currentPad = aPad;        // aPad can be NULL, if the dialog is called
                                // from the footprint editor to set default pad setup

    m_board      = m_parent->GetBoard();

    m_OrientValidator.SetRange( -360.0, 360.0 );
    m_PadOrientCtrl->SetValidator( m_OrientValidator );
    m_OrientValidator.SetWindow( m_PadOrientCtrl );

    m_padMaster  = &m_parent->GetDesignSettings().m_Pad_Master;
    m_dummyPad   = new D_PAD( (MODULE*) NULL );

    if( aPad )
        *m_dummyPad = *aPad;
    else    // We are editing a "master" pad, i.e. a template to create new pads
        *m_dummyPad = *m_padMaster;

    // Show the X and Y axis. It is usefull because pad shape can have an offset
    // or be a complex shape.
    m_axisOrigin = new KIGFX::ORIGIN_VIEWITEM( KIGFX::COLOR4D(0.0, 0.0, 0.8, 1.0),
                                               KIGFX::ORIGIN_VIEWITEM::CROSS,
                                               Millimeter2iu( 0.2 ),
                                               VECTOR2D( m_dummyPad->GetPosition() ) );
    m_axisOrigin->SetDrawAtZero( true );

    if( m_parent->IsGalCanvasActive() )
    {
        m_panelShowPadGal->UseColorScheme( m_board->GetColorsSettings() );
        m_panelShowPadGal->SwitchBackend( m_parent->GetGalCanvas()->GetBackend() );
        m_panelShowPadGal->Show();
        m_panelShowPad->Hide();
        m_panelShowPadGal->GetView()->Add( m_dummyPad );
        m_panelShowPadGal->GetView()->Add( m_axisOrigin );
        m_panelShowPadGal->StartDrawing();
        Connect( wxEVT_SIZE, wxSizeEventHandler( DIALOG_PAD_PROPERTIES::OnResize ) );
    }
    else
    {
        m_panelShowPad->Show();
        m_panelShowPadGal->Hide();
    }

    initValues();
    TransferDataToWindow();

    m_sdbSizerOK->SetDefault();
    m_PadNumCtrl->SetFocus();
    m_canUpdate = true;

    FixOSXCancelButtonIssue();

    // Now all widgets have the size fixed, call FinishDialogSettings
    FinishDialogSettings();
}

void FOOTPRINT_EDIT_FRAME::PrintPage( wxDC* aDC,
                                      LSET aPrintMaskLayer,
                                      bool  aPrintMirrorMode,
                                      void * aData)
{
    const GR_DRAWMODE drawmode = (GR_DRAWMODE) 0;
    int     defaultPenSize = Millimeter2iu( 0.2 );
    DISPLAY_OPTIONS* displ_opts = (DISPLAY_OPTIONS*)GetDisplayOptions();

    DISPLAY_OPTIONS save_opt;

    PRINT_PARAMETERS * printParameters = (PRINT_PARAMETERS*) aData; // can be null
    PRINT_PARAMETERS::DrillShapeOptT drillShapeOpt = PRINT_PARAMETERS::FULL_DRILL_SHAPE;

    if( printParameters )
         defaultPenSize = printParameters->m_PenDefaultSize;

    save_opt = *displ_opts;

    displ_opts->m_ContrastModeDisplay = false;
    displ_opts->m_DisplayPadFill = true;
    displ_opts->m_DisplayViaFill = true;
    displ_opts->m_DisplayPadNum = false;
    bool nctmp = GetBoard()->IsElementVisible(NO_CONNECTS_VISIBLE);
    GetBoard()->SetElementVisibility(NO_CONNECTS_VISIBLE, false);
    displ_opts->m_DisplayPadIsol    = false;
    displ_opts->m_DisplayModEdgeFill    = FILLED;
    displ_opts->m_DisplayModTextFill    = FILLED;
    displ_opts->m_DisplayPcbTrackFill = true;
    displ_opts->m_ShowTrackClearanceMode = DO_NOT_SHOW_CLEARANCE;
    displ_opts->m_DisplayDrawItemsFill    = FILLED;
    displ_opts->m_DisplayZonesMode    = 0;
    displ_opts->m_DisplayNetNamesMode = 0;

    m_canvas->SetPrintMirrored( aPrintMirrorMode );

    // Draw footprints, this is done at last in order to print the pad holes in
    // white after the tracks and zones
    int tmp = D_PAD::m_PadSketchModePenSize;
    D_PAD::m_PadSketchModePenSize = defaultPenSize;

    wxSize  pageSizeIU = GetPageSizeIU() / 2;
    wxPoint offset( pageSizeIU.x, pageSizeIU.y );

    for( MODULE* module = GetBoard()->m_Modules;  module;  module = module->Next() )
    {
        module->Move( offset );
        Print_Module( m_canvas, aDC, module, drawmode, aPrintMaskLayer, drillShapeOpt );
        module->Move( -offset );
    }

    D_PAD::m_PadSketchModePenSize = tmp;

    m_canvas->SetPrintMirrored( false );

    *displ_opts = save_opt;
    GetBoard()->SetElementVisibility( NO_CONNECTS_VISIBLE, nctmp );
}