cadstar_pcb_archive_loader.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020-2021 Roberto Fernandez Bautista <[email protected]>
 * Copyright (C) 2020-2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include <cadstar_pcb_archive_loader.h>

#include <board_stackup_manager/board_stackup.h>
#include <board_stackup_manager/stackup_predefined_prms.h> // KEY_COPPER, KEY_CORE, KEY_PREPREG
#include <board.h>
#include <board_design_settings.h>
#include <pcb_dimension.h>
#include <pcb_shape.h>
#include <fp_shape.h>
#include <footprint.h>
#include <pad.h>
#include <pcb_group.h>
#include <pcb_text.h>
#include <project.h>
#include <pcb_track.h>
#include <progress_reporter.h>
#include <zone.h>
#include <convert_basic_shapes_to_polygon.h>
#include <trigo.h>
#include <macros.h>
#include <wx/log.h>

#include <limits> // std::numeric_limits


void CADSTAR_PCB_ARCHIVE_LOADER::Load( BOARD* aBoard, PROJECT* aProject )
{
 m_board = aBoard;
 m_project = aProject;

 if( m_progressReporter )
 m_progressReporter->SetNumPhases( 3 ); // (0) Read file, (1) Parse file, (2) Load file

 Parse();

 LONGPOINT designLimit = Assignments.Technology.DesignLimit;

 //Note: can't use getKiCadPoint() due wxPoint being int - need long long to make the check
 long long designSizeXkicad = (long long) designLimit.x * KiCadUnitMultiplier;
 long long designSizeYkicad = (long long) designLimit.y * KiCadUnitMultiplier;

 // Max size limited by the positive dimension of wxPoint (which is an int)
 long long maxDesignSizekicad = std::numeric_limits<int>::max();

 if( designSizeXkicad > maxDesignSizekicad || designSizeYkicad > maxDesignSizekicad )
 {
 THROW_IO_ERROR( wxString::Format(
 _( "The design is too large and cannot be imported into KiCad. \n"
 "Please reduce the maximum design size in CADSTAR by navigating to: \n"
 "Design Tab -> Properties -> Design Options -> Maximum Design Size. \n"
 "Current Design size: %.2f, %.2f millimeters. \n"
 "Maximum permitted design size: %.2f, %.2f millimeters.\n" ),
 (double) designSizeXkicad / PCB_IU_PER_MM,
 (double) designSizeYkicad / PCB_IU_PER_MM,
 (double) maxDesignSizekicad / PCB_IU_PER_MM,
 (double) maxDesignSizekicad / PCB_IU_PER_MM ) );
 }

 m_designCenter =
 ( Assignments.Technology.DesignArea.first + Assignments.Technology.DesignArea.second )
 / 2;

 if( Layout.NetSynch == NETSYNCH::WARNING )
 {
 wxLogWarning(
 _( "The selected file indicates that nets might be out of synchronisation "
 "with the schematic. It is recommended that you carry out an 'Align Nets' "
 "procedure in CADSTAR and re-import, to avoid inconsistencies between the "
 "PCB and the schematic. " ) );
 }

 if( m_progressReporter )
 {
 m_progressReporter->BeginPhase( 2 );

 // Significantly most amount of time spent loading coppers compared to all the other steps
 // (39 seconds vs max of 100ms in other steps). This is due to requirement of boolean
 // operations to join them together into a single polygon.
 long numSteps = Layout.Coppers.size();

 // A large amount is also spent calculating zone priorities
 numSteps += ( Layout.Templates.size() * Layout.Templates.size() ) / 2;

 m_progressReporter->SetMaxProgress( numSteps );
 }

 loadBoardStackup();
 remapUnsureLayers();
 loadDesignRules();
 loadComponentLibrary();
 loadGroups();
 loadBoards();
 loadFigures();
 loadTexts();
 loadDimensions();
 loadAreas();
 loadComponents();
 loadDocumentationSymbols();
 loadTemplates();
 loadCoppers(); // Progress reporting is here as significantly most amount of time spent

 for( PCB_LAYER_ID id : LSET::AllCuMask( m_numCopperLayers ).Seq() )
 {
 if( !calculateZonePriorities( id ) )
 {
 wxLogError( wxString::Format( _( "Unable to determine zone fill priorities for layer "
 "'%s'. A best attempt has been made but it is "
 "possible that DRC errors exist and that manual "
 "editing of the zone priorities is required." ),
 m_board->GetLayerName( id ) ) );
 }
 }

 loadNets();
 loadTextVariables();

 if( Layout.Trunks.size() > 0 )
 {
 wxLogWarning(
 _( "The CADSTAR design contains Trunk routing elements, which have no KiCad "
 "equivalent. These elements were not loaded." ) );
 }

 if( Layout.VariantHierarchy.Variants.size() > 0 )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR design contains variants which has no KiCad equivalent. Only "
 "the variant '%s' was loaded." ),
 Layout.VariantHierarchy.Variants.begin()->second.Name ) );
 }

 if( Layout.ReuseBlocks.size() > 0 )
 {
 wxLogWarning(
 _( "The CADSTAR design contains re-use blocks which has no KiCad equivalent. The "
 "re-use block information has been discarded during the import." ) );
 }

 wxLogMessage(
 _( "The CADSTAR design has been imported successfully.\n"
 "Please review the import errors and warnings (if any)." ) );
}

std::vector<FOOTPRINT*> CADSTAR_PCB_ARCHIVE_LOADER::GetLoadedLibraryFootpints() const
{
 std::vector<FOOTPRINT*> retval;

 for( std::pair<SYMDEF_ID, FOOTPRINT*> fpPair : m_libraryMap )
 {
 retval.push_back( static_cast<FOOTPRINT*>( fpPair.second->Clone() ) );
 }

 return retval;
}


void CADSTAR_PCB_ARCHIVE_LOADER::logBoardStackupWarning(
 const wxString& aCadstarLayerName,
 const PCB_LAYER_ID& aKiCadLayer )
{
 if( m_logLayerWarnings )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR layer '%s' has no KiCad equivalent. All elements on this "
 "layer have been mapped to KiCad layer '%s' instead." ),
 aCadstarLayerName, LSET::Name( aKiCadLayer ) ) );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::logBoardStackupMessage( const wxString& aCadstarLayerName,
 const PCB_LAYER_ID& aKiCadLayer )
{
 if( m_logLayerWarnings )
 {
 wxLogMessage( wxString::Format(
 _( "The CADSTAR layer '%s' has been assumed to be a technical layer. All "
 "elements on this layer have been mapped to KiCad layer '%s'." ),
 aCadstarLayerName, LSET::Name( aKiCadLayer ) ) );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::initStackupItem( const LAYER& aCadstarLayer,
 BOARD_STACKUP_ITEM* aKiCadItem,
 int aDielectricSublayer )
{
 if( !aCadstarLayer.MaterialId.IsEmpty() )
 {
 MATERIAL material = Assignments.Layerdefs.Materials.at( aCadstarLayer.MaterialId );

 aKiCadItem->SetMaterial( material.Name, aDielectricSublayer );
 aKiCadItem->SetEpsilonR( material.Permittivity.GetDouble(), aDielectricSublayer );
 aKiCadItem->SetLossTangent( material.LossTangent.GetDouble(), aDielectricSublayer );
 //TODO add Resistivity when KiCad supports it
 }

 if( !aCadstarLayer.Name.IsEmpty() )
 aKiCadItem->SetLayerName( aCadstarLayer.Name );

 if( aCadstarLayer.Thickness != 0 )
 aKiCadItem->SetThickness( getKiCadLength( aCadstarLayer.Thickness ), aDielectricSublayer );
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadBoardStackup()
{
 // Structure describing an electrical layer with optional dielectric layers below it
 // (construction layers in CADSTAR)
 struct LAYER_BLOCK
 {
 LAYER_ID ElecLayerID = wxEmptyString; // Normally not empty, but could be empty if the
 // first layer in the stackup is a construction
 // layer
 std::vector<LAYER_ID> ConstructionLayers; // Normally empty for the last electrical layer
 // but it is possible to build a board in CADSTAR
 // with no construction layers or with the bottom
 // layer being a construction layer

 bool IsInitialised() { return !ElecLayerID.IsEmpty() || ConstructionLayers.size() > 0; };
 };

 std::vector<LAYER_BLOCK> cadstarBoardStackup;
 LAYER_BLOCK currentBlock;

 // Find the electrical and construction (dielectric) layers in the stackup
 for( LAYER_ID cadstarLayerID : Assignments.Layerdefs.LayerStack )
 {
 LAYER cadstarLayer = Assignments.Layerdefs.Layers.at( cadstarLayerID );

 if( cadstarLayer.Type == LAYER_TYPE::JUMPERLAYER ||
 cadstarLayer.Type == LAYER_TYPE::POWER ||
 cadstarLayer.Type == LAYER_TYPE::ELEC )
 {
 if( currentBlock.IsInitialised() )
 {
 cadstarBoardStackup.push_back( currentBlock );
 currentBlock = LAYER_BLOCK(); // reset the block
 }

 currentBlock.ElecLayerID = cadstarLayerID;
 }
 else if( cadstarLayer.Type == LAYER_TYPE::CONSTRUCTION )
 {
 currentBlock.ConstructionLayers.push_back( cadstarLayerID );
 }
 }

 if( currentBlock.IsInitialised() )
 cadstarBoardStackup.push_back( currentBlock );

 m_numCopperLayers = cadstarBoardStackup.size();

 // Special case: last layer in the stackup is a construction layer, we need to use B.Cu as a
 // dummy layer
 if( cadstarBoardStackup.back().ConstructionLayers.size() > 0 )
 {
 cadstarBoardStackup.push_back( LAYER_BLOCK() ); //Add dummy layer at the end
 ++m_numCopperLayers;
 }

 // Make sure it is an even number of layers (KiCad doesn't yet support unbalanced stack-ups)
 if( ( m_numCopperLayers % 2 ) != 0 )
 {
 LAYER_BLOCK bottomLayer = cadstarBoardStackup.back();
 cadstarBoardStackup.pop_back();

 LAYER_BLOCK secondToLastLayer = cadstarBoardStackup.back();
 cadstarBoardStackup.pop_back();

 LAYER_BLOCK dummyLayer;
 LAYER_ID lastConstruction = secondToLastLayer.ConstructionLayers.back();

 if( secondToLastLayer.ConstructionLayers.size() > 1 )
 {
 // At least two construction layers, lets remove it here and use it in the dummy layer
 secondToLastLayer.ConstructionLayers.pop_back();
 }
 else
 {
 // There is only one construction layer, lets halve its thickness so it is split evenly
 // between this layer and the dummy layer
 Assignments.Layerdefs.Layers.at( lastConstruction ).Thickness /= 2;
 }

 dummyLayer.ConstructionLayers.push_back( lastConstruction );
 cadstarBoardStackup.push_back( secondToLastLayer );
 cadstarBoardStackup.push_back( dummyLayer );
 cadstarBoardStackup.push_back( bottomLayer );
 ++m_numCopperLayers;
 }

 wxASSERT( m_numCopperLayers == cadstarBoardStackup.size() );
 wxASSERT( cadstarBoardStackup.back().ConstructionLayers.size() == 0 );

 // Create a new stackup from default stackup list
 BOARD_DESIGN_SETTINGS& boardDesignSettings = m_board->GetDesignSettings();
 BOARD_STACKUP& stackup = boardDesignSettings.GetStackupDescriptor();
 stackup.RemoveAll();
 m_board->SetEnabledLayers( LSET::AllLayersMask() );
 m_board->SetVisibleLayers( LSET::AllLayersMask() );
 m_board->SetCopperLayerCount( m_numCopperLayers );
 stackup.BuildDefaultStackupList( &m_board->GetDesignSettings(), m_numCopperLayers );

 size_t stackIndex = 0;

 for( BOARD_STACKUP_ITEM* item : stackup.GetList() )
 {
 if( item->GetType() == BOARD_STACKUP_ITEM_TYPE::BS_ITEM_TYPE_COPPER )
 {
 LAYER_ID layerID = cadstarBoardStackup.at( stackIndex ).ElecLayerID;

 if( layerID.IsEmpty() )
 {
 // Loading a dummy layer. Make zero thickness so it doesn't affect overall stackup
 item->SetThickness( 0 );
 }
 else
 {
 LAYER copperLayer = Assignments.Layerdefs.Layers.at( layerID );
 initStackupItem( copperLayer, item, 0 );
 LAYER_T copperType = LAYER_T::LT_SIGNAL;

 switch( copperLayer.Type )
 {
 case LAYER_TYPE::JUMPERLAYER:
 copperType = LAYER_T::LT_JUMPER;
 break;

 case LAYER_TYPE::ELEC:
 copperType = LAYER_T::LT_SIGNAL;
 break;

 case LAYER_TYPE::POWER:
 copperType = LAYER_T::LT_POWER;
 m_powerPlaneLayers.push_back( copperLayer.ID ); //need to add a Copper zone
 break;

 default:
 wxFAIL_MSG( wxT( "Unexpected Layer type. Was expecting an electrical type" ) );
 break;
 }

 m_board->SetLayerType( item->GetBrdLayerId(), copperType );
 m_board->SetLayerName( item->GetBrdLayerId(), item->GetLayerName() );
 m_layermap.insert( { copperLayer.ID, item->GetBrdLayerId() } );
 }
 }
 else if( item->GetType() == BOARD_STACKUP_ITEM_TYPE::BS_ITEM_TYPE_DIELECTRIC )
 {
 LAYER_BLOCK layerBlock = cadstarBoardStackup.at( stackIndex );
 LAYER_BLOCK layerBlockBelow = cadstarBoardStackup.at( stackIndex + 1 );

 if( layerBlock.ConstructionLayers.size() == 0 )
 {
 ++stackIndex;
 continue; // Older cadstar designs have no construction layers - use KiCad defaults
 }

 int dielectricId = stackIndex + 1;
 item->SetDielectricLayerId( dielectricId );

 //Prepreg or core?
 //Look at CADSTAR layer embedding (see LAYER->Embedding) to check whether the electrical
 //layer embeds above and below to decide if current layer is prepreg or core
 if( layerBlock.ElecLayerID.IsEmpty() )
 {
 //Dummy electrical layer, assume prepreg
 item->SetTypeName( KEY_PREPREG );
 }
 else
 {
 LAYER copperLayer = Assignments.Layerdefs.Layers.at( layerBlock.ElecLayerID );

 if( layerBlockBelow.ElecLayerID.IsEmpty() )
 {
 // Dummy layer below, just use current layer to decide

 if( copperLayer.Embedding == EMBEDDING::ABOVE )
 item->SetTypeName( KEY_CORE );
 else
 item->SetTypeName( KEY_PREPREG );
 }
 else
 {
 LAYER copperLayerBelow =
 Assignments.Layerdefs.Layers.at( layerBlockBelow.ElecLayerID );

 if( copperLayer.Embedding == EMBEDDING::ABOVE )
 {
 // Need to check layer below is embedding downwards
 if( copperLayerBelow.Embedding == EMBEDDING::BELOW )
 item->SetTypeName( KEY_CORE );
 else
 item->SetTypeName( KEY_PREPREG );
 }
 else
 {
 item->SetTypeName( KEY_PREPREG );
 }
 }
 }

 int dielectricSublayer = 0;

 for( LAYER_ID constructionLaID : layerBlock.ConstructionLayers )
 {
 LAYER dielectricLayer = Assignments.Layerdefs.Layers.at( constructionLaID );

 if( dielectricSublayer )
 item->AddDielectricPrms( dielectricSublayer );

 initStackupItem( dielectricLayer, item, dielectricSublayer );
 m_board->SetLayerName( item->GetBrdLayerId(), item->GetLayerName() );
 m_layermap.insert( { dielectricLayer.ID, item->GetBrdLayerId() } );
 ++dielectricSublayer;
 }

 ++stackIndex;
 }
 else if( item->GetType() == BOARD_STACKUP_ITEM_TYPE::BS_ITEM_TYPE_SILKSCREEN )
 {
 item->SetColor( wxT( "White" ) );
 }
 else if( item->GetType() == BOARD_STACKUP_ITEM_TYPE::BS_ITEM_TYPE_SOLDERMASK )
 {
 item->SetColor( wxT( "Green" ) );
 }
 }

 int thickness = stackup.BuildBoardThicknessFromStackup();
 boardDesignSettings.SetBoardThickness( thickness );
 boardDesignSettings.m_HasStackup = true;

 int numElecAndPowerLayers = 0;

 // Map CADSTAR documentation layers to KiCad "User layers"
 int currentDocLayer = 0;
 std::vector<PCB_LAYER_ID> docLayers = { Dwgs_User, Cmts_User, User_1, User_2, User_3, User_4,
 User_5, User_6, User_7, User_8, User_9 };

 for( LAYER_ID cadstarLayerID : Assignments.Layerdefs.LayerStack )
 {
 LAYER curLayer = Assignments.Layerdefs.Layers.at( cadstarLayerID );
 PCB_LAYER_ID kicadLayerID = PCB_LAYER_ID::UNDEFINED_LAYER;
 wxString layerName = curLayer.Name.Lower();

 enum class LOG_LEVEL
 {
 NONE,
 MSG,
 WARN
 };

 auto selectLayerID =
 [&]( PCB_LAYER_ID aFront, PCB_LAYER_ID aBack, LOG_LEVEL aLogType )
 {
 if( numElecAndPowerLayers > 0 )
 kicadLayerID = aBack;
 else
 kicadLayerID = aFront;

 switch( aLogType )
 {
 case LOG_LEVEL::NONE:
 break;

 case LOG_LEVEL::MSG:
  logBoardStackupMessage( curLayer.Name, kicadLayerID );
 break;

 case LOG_LEVEL::WARN:
 logBoardStackupWarning( curLayer.Name, kicadLayerID );
 break;
 }
 };

 switch( curLayer.Type )
 {
 case LAYER_TYPE::ALLDOC:
 case LAYER_TYPE::ALLELEC:
 case LAYER_TYPE::ALLLAYER:
 case LAYER_TYPE::ASSCOMPCOPP:
 case LAYER_TYPE::NOLAYER:
 //Shouldn't be here if CPA file is correctly parsed and not corrupt
 THROW_IO_ERROR( wxString::Format( _( "Unexpected layer '%s' in layer stack." ),
 curLayer.Name ) );
 break;

 case LAYER_TYPE::JUMPERLAYER:
 case LAYER_TYPE::ELEC:
 case LAYER_TYPE::POWER:
 ++numElecAndPowerLayers;
 KI_FALLTHROUGH;
 case LAYER_TYPE::CONSTRUCTION:
 //Already dealt with these when loading board stackup
 break;

 case LAYER_TYPE::DOC:

 if( currentDocLayer >= docLayers.size() )
 currentDocLayer = 0;

 kicadLayerID = docLayers.at( currentDocLayer++ );
 logBoardStackupMessage( curLayer.Name, kicadLayerID );
 break;

 case LAYER_TYPE::NONELEC:
 switch( curLayer.SubType )
 {
 case LAYER_SUBTYPE::LAYERSUBTYPE_ASSEMBLY:
 selectLayerID( PCB_LAYER_ID::F_Fab, PCB_LAYER_ID::B_Fab, LOG_LEVEL::NONE );
 break;

 case LAYER_SUBTYPE::LAYERSUBTYPE_PLACEMENT:
 selectLayerID( PCB_LAYER_ID::F_CrtYd, PCB_LAYER_ID::B_CrtYd, LOG_LEVEL::NONE );
 break;

 case LAYER_SUBTYPE::LAYERSUBTYPE_NONE:
 // Generic Non-electrical layer (older CADSTAR versions).
 // Attempt to detect technical layers by string matching.
 if( layerName.Contains( wxT( "glue" ) ) || layerName.Contains( wxT( "adhesive" ) ) )
 {
 selectLayerID( PCB_LAYER_ID::F_Adhes, PCB_LAYER_ID::B_Adhes, LOG_LEVEL::MSG );
 }
 else if( layerName.Contains( wxT( "silk" ) ) || layerName.Contains( wxT( "legend" ) ) )
 {
 selectLayerID( PCB_LAYER_ID::F_SilkS, PCB_LAYER_ID::B_SilkS, LOG_LEVEL::MSG );
 }
 else if( layerName.Contains( wxT( "assembly" ) ) || layerName.Contains( wxT( "fabrication" ) ) )
 {
 selectLayerID( PCB_LAYER_ID::F_Fab, PCB_LAYER_ID::B_Fab, LOG_LEVEL::MSG );
 }
 else if( layerName.Contains( wxT( "resist" ) ) || layerName.Contains( wxT( "mask" ) ) )
 {
 selectLayerID( PCB_LAYER_ID::F_Mask, PCB_LAYER_ID::B_Mask, LOG_LEVEL::MSG );
 }
 else if( layerName.Contains( wxT( "paste" ) ) )
 {
 selectLayerID( PCB_LAYER_ID::F_Paste, PCB_LAYER_ID::B_Paste, LOG_LEVEL::MSG );
 }
 else
 {
 // Does not appear to be a technical layer - Map to Eco layers for now.
 selectLayerID( PCB_LAYER_ID::Eco1_User, PCB_LAYER_ID::Eco2_User,
 LOG_LEVEL::WARN );
 }
 break;

 case LAYER_SUBTYPE::LAYERSUBTYPE_PASTE:
 selectLayerID( PCB_LAYER_ID::F_Paste, PCB_LAYER_ID::B_Paste, LOG_LEVEL::MSG );
 break;

 case LAYER_SUBTYPE::LAYERSUBTYPE_SILKSCREEN:
 selectLayerID( PCB_LAYER_ID::F_SilkS, PCB_LAYER_ID::B_SilkS, LOG_LEVEL::MSG );
 break;

 case LAYER_SUBTYPE::LAYERSUBTYPE_SOLDERRESIST:
 selectLayerID( PCB_LAYER_ID::F_Mask, PCB_LAYER_ID::B_Mask, LOG_LEVEL::MSG );
 break;

 case LAYER_SUBTYPE::LAYERSUBTYPE_ROUT:
 case LAYER_SUBTYPE::LAYERSUBTYPE_CLEARANCE:
 //Unsure what these layer types are used for. Map to Eco layers for now.
 selectLayerID( PCB_LAYER_ID::Eco1_User, PCB_LAYER_ID::Eco2_User, LOG_LEVEL::WARN );
 break;

 default:
 wxFAIL_MSG( wxT( "Unknown CADSTAR Layer Sub-type" ) );
 break;
 }
 break;

 default:
 wxFAIL_MSG( wxT( "Unknown CADSTAR Layer Type" ) );
 break;
 }

 m_layermap.insert( { curLayer.ID, kicadLayerID } );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::remapUnsureLayers()
{
 LSET enabledLayers = m_board->GetEnabledLayers();
 LSET validRemappingLayers = enabledLayers | LSET::AllBoardTechMask() |
 LSET::UserMask() | LSET::UserDefinedLayers();

 std::vector<INPUT_LAYER_DESC> inputLayers;
 std::map<wxString, LAYER_ID> cadstarLayerNameMap;

 for( std::pair<LAYER_ID, PCB_LAYER_ID> layerPair : m_layermap )
 {
 LAYER* curLayer = &Assignments.Layerdefs.Layers.at( layerPair.first );

 //Only remap layers that we aren't sure about
 if( curLayer->Type == LAYER_TYPE::DOC
 || ( curLayer->Type == LAYER_TYPE::NONELEC
 && curLayer->SubType == LAYER_SUBTYPE::LAYERSUBTYPE_NONE )
 || ( curLayer->Type == LAYER_TYPE::NONELEC
 && curLayer->SubType == LAYER_SUBTYPE::LAYERSUBTYPE_ROUT )
 || ( curLayer->Type == LAYER_TYPE::NONELEC
 && curLayer->SubType == LAYER_SUBTYPE::LAYERSUBTYPE_CLEARANCE ) )
 {
 INPUT_LAYER_DESC iLdesc;
 iLdesc.Name = curLayer->Name;
 iLdesc.PermittedLayers = validRemappingLayers;
 iLdesc.AutoMapLayer = layerPair.second;

 inputLayers.push_back( iLdesc );
 cadstarLayerNameMap.insert( { curLayer->Name, curLayer->ID } );
 }
 }

 if( inputLayers.size() == 0 )
 return;

 // Callback:
 std::map<wxString, PCB_LAYER_ID> reMappedLayers = m_layerMappingHandler( inputLayers );

 for( std::pair<wxString, PCB_LAYER_ID> layerPair : reMappedLayers )
 {
 if( layerPair.second == PCB_LAYER_ID::UNDEFINED_LAYER )
 {
 wxFAIL_MSG( wxT( "Unexpected Layer ID" ) );
 continue;
 }

 LAYER_ID cadstarLayerID = cadstarLayerNameMap.at( layerPair.first );
 m_layermap.at( cadstarLayerID ) = layerPair.second;
 enabledLayers |= LSET( layerPair.second );
 }

 m_board->SetEnabledLayers( enabledLayers );
 m_board->SetVisibleLayers( enabledLayers );
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadDesignRules()
{
 BOARD_DESIGN_SETTINGS& ds = m_board->GetDesignSettings();
 std::map<SPACINGCODE_ID, SPACINGCODE>& spacingCodes = Assignments.Codedefs.SpacingCodes;

 auto applyRule =
 [&]( wxString aID, int* aVal )
 {
 if( spacingCodes.find( aID ) == spacingCodes.end() )
 wxLogWarning( _( "Design rule %s was not found. This was ignored." ) );
 else
 *aVal = getKiCadLength( spacingCodes.at( aID ).Spacing );
 };

 //Note: for details on the different spacing codes see SPACINGCODE::ID

 applyRule( "T_T", &ds.m_MinClearance );
 applyRule( "C_B", &ds.m_CopperEdgeClearance );
 applyRule( "H_H", &ds.m_HoleToHoleMin );

 ds.m_TrackMinWidth = getKiCadLength( Assignments.Technology.MinRouteWidth );
 ds.m_ViasMinSize = ds.m_TrackMinWidth; // Not specified, assumed same as track width
 ds.m_ViasMinAnnularWidth = ds.m_TrackMinWidth / 2; // Not specified, assumed half track width
 ds.m_MinThroughDrill = PCB_IU_PER_MM * 0.0508; // CADSTAR does not specify a minimum hole size
 // so set to minimum permitted in KiCad (2 mils)
 ds.m_HoleClearance = 0; // Testing suggests cadstar might not have a copper-to-hole clearance

 auto applyNetClassRule = [&]( wxString aID, NETCLASS* aNetClassPtr,
 void ( NETCLASS::*aFunc )( int ) ) {
 int value = -1;
 applyRule( aID, &value );

 if( value != -1 )
 ( aNetClassPtr->*aFunc )( value );
 };

 applyNetClassRule( "T_T", ds.GetDefault(), &::NETCLASS::SetClearance );

 wxLogWarning( _( "KiCad design rules are different from CADSTAR ones. Only the compatible "
 "design rules were imported. It is recommended that you review the design "
 "rules that have been applied." ) );
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadComponentLibrary()
{
 for( std::pair<SYMDEF_ID, SYMDEF_PCB> symPair : Library.ComponentDefinitions )
 {
 SYMDEF_ID key = symPair.first;
 SYMDEF_PCB component = symPair.second;
 wxString fpName = component.ReferenceName + ( ( component.Alternate.size() > 0 ) ?
 ( wxT( " (" ) + component.Alternate + wxT( ")" ) ) :
 wxString() );

 // Check that we are not loading a documentation symbol.
 // Documentation symbols in CADSTAR are graphical "footprints" that can be assigned
 // to any layer. The definition in the library assigns all elements to an undefined layer.
 LAYER_ID componentLayer;

 if( component.Figures.size() > 0 )
 {
 FIGURE firstFigure = component.Figures.begin()->second;
 componentLayer = firstFigure.LayerID;
 }
 else if( component.Texts.size() > 0 )
 {
 TEXT firstText = component.Texts.begin()->second;
 componentLayer = firstText.LayerID;
 }

 if( !componentLayer.IsEmpty() && getLayerType( componentLayer ) == LAYER_TYPE::NOLAYER )
 continue; // don't process documentation symbols

 FOOTPRINT* footprint = new FOOTPRINT( m_board );
 footprint->SetPosition( getKiCadPoint( component.Origin ) );

 LIB_ID libID;
 libID.Parse( fpName, true );

 footprint->SetFPID( libID );
 loadLibraryFigures( component, footprint );
 loadLibraryAreas( component, footprint );
 loadLibraryPads( component, footprint );
 loadLibraryCoppers( component, footprint ); // Load coppers after pads to ensure correct
 // ordering of pads in footprint->Pads()

 m_libraryMap.insert( std::make_pair( key, footprint ) );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadLibraryFigures( const SYMDEF_PCB& aComponent,
 FOOTPRINT* aFootprint )
{
 for( std::pair<FIGURE_ID, FIGURE> figPair : aComponent.Figures )
 {
 FIGURE& fig = figPair.second;

 drawCadstarShape( fig.Shape, getKiCadLayer( fig.LayerID ),
 getLineThickness( fig.LineCodeID ),
 wxString::Format( wxT( "Component %s:%s -> Figure %s" ),
 aComponent.ReferenceName,
 aComponent.Alternate,
 fig.ID ),
 aFootprint );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadLibraryCoppers( const SYMDEF_PCB& aComponent,
 FOOTPRINT* aFootprint )
{
 int totalCopperPads = 0;

 for( COMPONENT_COPPER compCopper : aComponent.ComponentCoppers )
 {
 int lineThickness = getKiCadLength( getCopperCode( compCopper.CopperCodeID ).CopperWidth );
 PCB_LAYER_ID copperLayer = getKiCadLayer( compCopper.LayerID );

 if( compCopper.AssociatedPadIDs.size() > 0 && LSET::AllCuMask().Contains( copperLayer )
 && compCopper.Shape.Type == SHAPE_TYPE::SOLID )
 {
 // The copper is associated with pads and in an electrical layer which means it can
 // have a net associated with it. Load as a pad instead.
 // Note: we can only handle SOLID copper shapes. If the copper shape is an outline or
 // hatched or outline, then we give up and load as a graphical shape instead.

 // Find the first non-PCB-only pad. If there are none, use the first one
 COMPONENT_PAD anchorPad;
 bool found = false;

 for( PAD_ID padID : compCopper.AssociatedPadIDs )
 {
 anchorPad = aComponent.ComponentPads.at( padID );

 if( !anchorPad.PCBonlyPad )
 {
 found = true;
 break;
 }
 }

 if( !found )
 anchorPad = aComponent.ComponentPads.at( compCopper.AssociatedPadIDs.front() );

 PAD* pad = new PAD( aFootprint );
 pad->SetAttribute( PAD_ATTRIB::SMD );
 pad->SetLayerSet( LSET( 1, copperLayer ) );
 pad->SetNumber( anchorPad.Identifier.IsEmpty()
 ? wxString::Format( wxT( "%ld" ), anchorPad.ID )
 : anchorPad.Identifier );

 // Custom pad shape with an anchor at the position of one of the associated
 // pads and same size as the pad. Shape circle as it fits inside a rectangle
 // but not the other way round
 PADCODE anchorpadcode = getPadCode( anchorPad.PadCodeID );
 int anchorSize = getKiCadLength( anchorpadcode.Shape.Size );
 wxPoint anchorPos = getKiCadPoint( anchorPad.Position );

 pad->SetShape( PAD_SHAPE::CUSTOM );
 pad->SetAnchorPadShape( PAD_SHAPE::CIRCLE );
 pad->SetSize( { anchorSize, anchorSize } );
 pad->SetPosition( anchorPos );
 pad->SetLocalCoord();
 pad->SetLocked( true ); // Cadstar pads are always locked with respect to the footprint

 SHAPE_POLY_SET shapePolys = getPolySetFromCadstarShape( compCopper.Shape,
 lineThickness,
 aFootprint );
 shapePolys.Move( aFootprint->GetPosition() - anchorPos );
 pad->AddPrimitivePoly( shapePolys, 0, true );

 aFootprint->Add( pad, ADD_MODE::APPEND ); // Append so that we get the correct behaviour
 // when finding pads by PAD_ID. See loadNets()

 m_librarycopperpads[aComponent.ID][anchorPad.ID].push_back( aFootprint->Pads().size() );
 totalCopperPads++;

 // Now renumber all the associated pads
 COMPONENT_PAD associatedPad;

 for( PAD_ID padID : compCopper.AssociatedPadIDs )
 {
 PAD* assocPad = getPadReference( aFootprint, padID );
 assocPad->SetNumber( pad->GetNumber() );
 }
 }
 else
 {
 drawCadstarShape( compCopper.Shape, copperLayer, lineThickness,
 wxString::Format( wxT( "Component %s:%s -> Copper element" ),
 aComponent.ReferenceName, aComponent.Alternate ),
 aFootprint );
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadLibraryAreas( const SYMDEF_PCB& aComponent,
 FOOTPRINT* aFootprint )
{
 for( std::pair<COMP_AREA_ID, COMPONENT_AREA> areaPair : aComponent.ComponentAreas )
 {
 COMPONENT_AREA& area = areaPair.second;

 if( area.NoVias || area.NoTracks )
 {
 int lineThickness = 0; // CADSTAR areas only use the line width for display purpose
 ZONE* zone = getZoneFromCadstarShape( area.Shape, lineThickness, aFootprint );

 aFootprint->Add( zone, ADD_MODE::APPEND );

 if( isLayerSet( area.LayerID ) )
 zone->SetLayerSet( getKiCadLayerSet( area.LayerID ) );
 else
 zone->SetLayer( getKiCadLayer( area.LayerID ) );

 zone->SetIsRuleArea( true ); //import all CADSTAR areas as Keepout zones
 zone->SetDoNotAllowPads( false ); //no CADSTAR equivalent
 zone->SetZoneName( area.ID );

 //There is no distinction between tracks and copper pours in CADSTAR Keepout zones
 zone->SetDoNotAllowTracks( area.NoTracks );
 zone->SetDoNotAllowCopperPour( area.NoTracks );

 zone->SetDoNotAllowVias( area.NoVias );
 }
 else
 {
 wxString libName = aComponent.ReferenceName;

 if( !aComponent.Alternate.IsEmpty() )
 libName << wxT( " (" ) << aComponent.Alternate << wxT( ")" );

 wxLogError(
 wxString::Format( _( "The CADSTAR area '%s' in library component '%s' does not "
 "have a KiCad equivalent. The area is neither a via nor "
 "route keepout area. The area was not imported." ),
 area.ID, libName ) );
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadLibraryPads( const SYMDEF_PCB& aComponent,
 FOOTPRINT* aFootprint )
{
 for( std::pair<PAD_ID, COMPONENT_PAD> padPair : aComponent.ComponentPads )
 {
 PAD* pad = getKiCadPad( padPair.second, aFootprint );
 aFootprint->Add( pad, ADD_MODE::APPEND ); // Append so that we get correct behaviour
 // when finding pads by PAD_ID - see loadNets()
 }
}


PAD* CADSTAR_PCB_ARCHIVE_LOADER::getKiCadPad( const COMPONENT_PAD& aCadstarPad, FOOTPRINT* aParent )
{
 PADCODE csPadcode = getPadCode( aCadstarPad.PadCodeID );
 wxString errorMSG;

 PAD* pad = new PAD( aParent );
 LSET padLayerSet;

 switch( aCadstarPad.Side )
 {
 case PAD_SIDE::MAXIMUM: //Bottom side
 padLayerSet |= LSET( 3, B_Cu, B_Paste, B_Mask );
 break;

 case PAD_SIDE::MINIMUM: //TOP side
 padLayerSet |= LSET( 3, F_Cu, F_Paste, F_Mask );
 break;

 case PAD_SIDE::THROUGH_HOLE:
 padLayerSet = LSET::AllCuMask() | LSET( 4, F_Mask, B_Mask, F_Paste, B_Paste );
 break;

 default:
 wxFAIL_MSG( wxT( "Unknown Pad type" ) );
 }

 pad->SetAttribute( PAD_ATTRIB::SMD ); // assume SMD pad for now
 pad->SetLocalSolderMaskMargin( 0 );
 pad->SetLocalSolderPasteMargin( 0 );
 pad->SetLocalSolderPasteMarginRatio( 0.0 );
 bool complexPadErrorLogged = false;

 for( auto& reassign : csPadcode.Reassigns )
 {
 PCB_LAYER_ID kiLayer = getKiCadLayer( reassign.first );
 CADSTAR_PAD_SHAPE shape = reassign.second;

 if( shape.Size == 0 )
 {
 padLayerSet.reset( kiLayer );
 }
 else
 {
 int newMargin = getKiCadLength( shape.Size - csPadcode.Shape.Size ) / 2;

 if( kiLayer == F_Mask || kiLayer == B_Mask )
 {
 if( std::abs( pad->GetLocalSolderMaskMargin() ) < std::abs( newMargin ) )
 pad->SetLocalSolderMaskMargin( newMargin );
 }
 else if( kiLayer == F_Paste || kiLayer == B_Paste )
 {
 if( std::abs( pad->GetLocalSolderPasteMargin() ) < std::abs( newMargin ) )
 pad->SetLocalSolderPasteMargin( newMargin );
 }
 else
 {
 //TODO fix properly when KiCad supports full padstacks

 if( !complexPadErrorLogged )
 {
 complexPadErrorLogged = true;
 errorMSG +=
 wxT( "\n - " )
 + wxString::Format(
  _( "The CADSTAR pad definition '%s' is a complex pad stack, "
 "which is not supported in KiCad. Please review the "
 "imported pads as they may require manual correction." ),
 csPadcode.Name );
 }
 }
 }
 }

 pad->SetLayerSet( padLayerSet );

 if( aCadstarPad.PCBonlyPad )
 {
 // PCB Only pads in CADSTAR do not have a representation in the schematic - they are
 // purely mechanical pads that have no net associated with them. Make the pad name
 // empty to avoid warnings when importing from the schematic
 pad->SetNumber( wxEmptyString );
 }
 else
 {
 pad->SetNumber( aCadstarPad.Identifier.IsEmpty()
 ? wxString::Format( wxT( "%ld" ), aCadstarPad.ID )
 : aCadstarPad.Identifier );
 }

 if( csPadcode.Shape.Size == 0 )
 {
 if( csPadcode.DrillDiameter == UNDEFINED_VALUE
 && aCadstarPad.Side == PAD_SIDE::THROUGH_HOLE )
 {
 // Through-hole, zero sized pad?. Lets load this just on the F_Mask for now to
 // prevent DRC errors.
 // TODO: This could be a custom padstack, update when KiCad supports padstacks
 pad->SetAttribute( PAD_ATTRIB::SMD );
 pad->SetLayerSet( LSET( 1, F_Mask ) );
 }

 // zero sized pads seems to break KiCad so lets make it very small instead
 csPadcode.Shape.Size = 1;
 }

 wxPoint padOffset = { 0, 0 }; // offset of the pad origin (before rotating)
 wxPoint drillOffset = { 0, 0 }; // offset of the drill origin w.r.t. the pad (before rotating)

 switch( csPadcode.Shape.ShapeType )
 {
 case PAD_SHAPE_TYPE::ANNULUS:
 //todo fix: use custom shape instead (Donught shape, i.e. a circle with a hole)
 pad->SetShape( PAD_SHAPE::CIRCLE );
 pad->SetSize( { getKiCadLength( csPadcode.Shape.Size ),
 getKiCadLength( csPadcode.Shape.Size ) } );
 break;

 case PAD_SHAPE_TYPE::BULLET:
 pad->SetShape( PAD_SHAPE::CHAMFERED_RECT );
 pad->SetSize( { getKiCadLength( (long long) csPadcode.Shape.Size
 + (long long) csPadcode.Shape.LeftLength
 + (long long) csPadcode.Shape.RightLength ),
 getKiCadLength( csPadcode.Shape.Size ) } );
 pad->SetChamferPositions( RECT_CHAMFER_POSITIONS::RECT_CHAMFER_BOTTOM_LEFT
 | RECT_CHAMFER_POSITIONS::RECT_CHAMFER_TOP_LEFT );
 pad->SetRoundRectRadiusRatio( 0.5 );
 pad->SetChamferRectRatio( 0.0 );

 padOffset.x = getKiCadLength( ( (long long) csPadcode.Shape.LeftLength / 2 ) -
 ( (long long) csPadcode.Shape.RightLength / 2 ) );
 break;

 case PAD_SHAPE_TYPE::CIRCLE:
 pad->SetShape( PAD_SHAPE::CIRCLE );
 pad->SetSize( { getKiCadLength( csPadcode.Shape.Size ),
 getKiCadLength( csPadcode.Shape.Size ) } );
 break;

 case PAD_SHAPE_TYPE::DIAMOND:
 {
 // Cadstar diamond shape is a square rotated 45 degrees
 // We convert it in KiCad to a square with chamfered edges
 int sizeOfSquare = (double) getKiCadLength( csPadcode.Shape.Size ) * sqrt(2.0);
 pad->SetShape( PAD_SHAPE::RECT );
 pad->SetChamferRectRatio( 0.5 );
 pad->SetSize( { sizeOfSquare, sizeOfSquare } );

 padOffset.x = getKiCadLength( ( (long long) csPadcode.Shape.LeftLength / 2 ) -
 ( (long long) csPadcode.Shape.RightLength / 2 ) );
 }
 break;

 case PAD_SHAPE_TYPE::FINGER:
 pad->SetShape( PAD_SHAPE::OVAL );
 pad->SetSize( { getKiCadLength( (long long) csPadcode.Shape.Size
 + (long long) csPadcode.Shape.LeftLength
 + (long long) csPadcode.Shape.RightLength ),
 getKiCadLength( csPadcode.Shape.Size ) } );

 padOffset.x = getKiCadLength( ( (long long) csPadcode.Shape.LeftLength / 2 ) -
 ( (long long) csPadcode.Shape.RightLength / 2 ) );
 break;

 case PAD_SHAPE_TYPE::OCTAGON:
 pad->SetShape( PAD_SHAPE::CHAMFERED_RECT );
 pad->SetChamferPositions( RECT_CHAMFER_POSITIONS::RECT_CHAMFER_ALL );
 pad->SetChamferRectRatio( 0.25 );
 pad->SetSize( { getKiCadLength( csPadcode.Shape.Size ),
 getKiCadLength( csPadcode.Shape.Size ) } );
 break;

 case PAD_SHAPE_TYPE::RECTANGLE:
 pad->SetShape( PAD_SHAPE::RECT );
 pad->SetSize( { getKiCadLength( (long long) csPadcode.Shape.Size
 + (long long) csPadcode.Shape.LeftLength
 + (long long) csPadcode.Shape.RightLength ),
 getKiCadLength( csPadcode.Shape.Size ) } );

 padOffset.x = getKiCadLength( ( (long long) csPadcode.Shape.LeftLength / 2 ) -
 ( (long long) csPadcode.Shape.RightLength / 2 ) );
 break;

 case PAD_SHAPE_TYPE::ROUNDED_RECT:
 pad->SetShape( PAD_SHAPE::RECT );
 pad->SetRoundRectCornerRadius( getKiCadLength( csPadcode.Shape.InternalFeature ) );
 pad->SetSize( { getKiCadLength( (long long) csPadcode.Shape.Size
 + (long long) csPadcode.Shape.LeftLength
 + (long long) csPadcode.Shape.RightLength ),
 getKiCadLength( csPadcode.Shape.Size ) } );

 padOffset.x = getKiCadLength( ( (long long) csPadcode.Shape.LeftLength / 2 ) -
 ( (long long) csPadcode.Shape.RightLength / 2 ) );
 break;


 case PAD_SHAPE_TYPE::SQUARE:
 pad->SetShape( PAD_SHAPE::RECT );
 pad->SetSize( { getKiCadLength( csPadcode.Shape.Size ),
 getKiCadLength( csPadcode.Shape.Size ) } );
 break;

 default:
 wxFAIL_MSG( wxT( "Unknown Pad Shape" ) );
 }

 if( csPadcode.ReliefClearance != UNDEFINED_VALUE )
 pad->SetThermalGap( getKiCadLength( csPadcode.ReliefClearance ) );

 if( csPadcode.ReliefWidth != UNDEFINED_VALUE )
 pad->SetThermalSpokeWidth( getKiCadLength( csPadcode.ReliefWidth ) );

 if( csPadcode.DrillDiameter != UNDEFINED_VALUE )
 {
 if( csPadcode.SlotLength != UNDEFINED_VALUE )
 {
 pad->SetDrillShape( PAD_DRILL_SHAPE_T::PAD_DRILL_SHAPE_OBLONG );
 pad->SetDrillSize( { getKiCadLength( (long long) csPadcode.SlotLength +
 (long long) csPadcode.DrillDiameter ),
 getKiCadLength( csPadcode.DrillDiameter ) } );
 }
 else
 {
 pad->SetDrillShape( PAD_DRILL_SHAPE_T::PAD_DRILL_SHAPE_CIRCLE );
 pad->SetDrillSize( { getKiCadLength( csPadcode.DrillDiameter ),
 getKiCadLength( csPadcode.DrillDiameter ) } );
 }

 drillOffset.x = -getKiCadLength( csPadcode.DrillXoffset );
 drillOffset.y = getKiCadLength( csPadcode.DrillYoffset );

 if( csPadcode.Plated )
 pad->SetAttribute( PAD_ATTRIB::PTH );
 else
 pad->SetAttribute( PAD_ATTRIB::NPTH );
 }
 else
 {
 pad->SetDrillSize( { 0, 0 } );
 }

 if( csPadcode.SlotOrientation != 0 )
 {
 LSET lset = pad->GetLayerSet();
 lset &= LSET::AllCuMask();

 if( lset.size() > 0 )
 {
 SHAPE_POLY_SET padOutline;
 PCB_LAYER_ID layer = lset.Seq().at( 0 );
 int maxError = m_board->GetDesignSettings().m_MaxError;

 pad->SetPosition( { 0, 0 } );
 pad->SetPos0( { 0, 0 } );
 pad->TransformShapeWithClearanceToPolygon( padOutline, layer, 0, maxError,
 ERROR_LOC::ERROR_INSIDE );

 PCB_SHAPE* padShape = new PCB_SHAPE;
 padShape->SetShape( SHAPE_T::POLY );
 padShape->SetFilled( true );
 padShape->SetPolyShape( padOutline );
 padShape->SetWidth( 0 );
 padShape->Move( padOffset - drillOffset );
 padShape->Rotate( wxPoint( 0, 0 ),
 1800.0 - getAngleTenthDegree( csPadcode.SlotOrientation ) );

 SHAPE_POLY_SET editedPadOutline = padShape->GetPolyShape();

 if( editedPadOutline.Contains( { 0, 0 } ) )
 {
 pad->SetAnchorPadShape( PAD_SHAPE::RECT );
 pad->SetSize( wxSize( { 4, 4 } ) );
 pad->SetShape( PAD_SHAPE::CUSTOM );
 pad->AddPrimitive( padShape );
 padOffset = { 0, 0 };
 }
 else
 {
 // The CADSTAR pad has the hole shape outside the pad shape
 // Lets just put the hole in the center of the pad instead
 csPadcode.SlotOrientation = 0;
 drillOffset = { 0, 0 };

 errorMSG +=
 wxT( "\n - " )
 + wxString::Format(
 _( "The CADSTAR pad definition '%s' has the hole shape outside the "
 "pad shape. The hole has been moved to the center of the pad." ),
 csPadcode.Name );
 }
 }
 else
 {
 wxFAIL_MSG( wxT( "No copper layers defined in the pad?" ) );
 csPadcode.SlotOrientation = 0;
 pad->SetOffset( drillOffset );
 }
 }
 else
 {
 pad->SetOffset( drillOffset );
 }

 double padOrientation = getAngleTenthDegree( aCadstarPad.OrientAngle )
 + getAngleTenthDegree( csPadcode.Shape.OrientAngle );

 RotatePoint( &padOffset, padOrientation );
 RotatePoint( &drillOffset, padOrientation );
 pad->SetPos0( getKiCadPoint( aCadstarPad.Position ) - aParent->GetPosition() - padOffset
 - drillOffset );
 pad->SetOrientation( padOrientation + getAngleTenthDegree( csPadcode.SlotOrientation ) );

 //TODO handle csPadcode.Reassigns when KiCad supports full padstacks

 pad->SetLocked( true ); // Cadstar pads are always locked with respect to the footprint

 //log warnings:
 if( m_padcodesTested.find( csPadcode.ID ) == m_padcodesTested.end() && !errorMSG.IsEmpty() )
 {
 wxLogError( _( "The CADSTAR pad definition '%s' has import errors: %s" ),
 csPadcode.Name,
 errorMSG );

 m_padcodesTested.insert( csPadcode.ID );
 }

 return pad;
}


PAD*& CADSTAR_PCB_ARCHIVE_LOADER::getPadReference( FOOTPRINT* aFootprint,
 const PAD_ID aCadstarPadID )
{
 size_t index = aCadstarPadID - (long) 1;

 if( !( index < aFootprint->Pads().size() ) )
 {
 THROW_IO_ERROR( wxString::Format( _( "Unable to find pad index '%d' in footprint '%s'." ),
 (long) aCadstarPadID,
 aFootprint->GetReference() ) );
 }

 return aFootprint->Pads().at( index );
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadGroups()
{
 for( std::pair<GROUP_ID, GROUP> groupPair : Layout.Groups )
 {
 GROUP& csGroup = groupPair.second;

 PCB_GROUP* kiGroup = new PCB_GROUP( m_board );

 m_board->Add( kiGroup );
 kiGroup->SetName( csGroup.Name );
 kiGroup->SetLocked( csGroup.Fixed );

 m_groupMap.insert( { csGroup.ID, kiGroup } );
 }

 //now add any groups to their parent group
 for( std::pair<GROUP_ID, GROUP> groupPair : Layout.Groups )
 {
 GROUP& csGroup = groupPair.second;

 if( !csGroup.GroupID.IsEmpty() )
 {
 if( m_groupMap.find( csGroup.ID ) == m_groupMap.end() )
 {
 THROW_IO_ERROR( wxString::Format( _( "Unable to find group ID %s in the group "
 "definitions." ),
 csGroup.ID ) );
 }
 else if( m_groupMap.find( csGroup.ID ) == m_groupMap.end() )
 {
 THROW_IO_ERROR( wxString::Format( _( "Unable to find sub group %s in the group "
 "map (parent group ID=%s, Name=%s)." ),
 csGroup.GroupID,
 csGroup.ID,
 csGroup.Name ) );
 }
 else
 {
 PCB_GROUP* kiCadGroup = m_groupMap.at( csGroup.ID );
 PCB_GROUP* parentGroup = m_groupMap.at( csGroup.GroupID );
 parentGroup->AddItem( kiCadGroup );
 }
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadBoards()
{
 for( std::pair<BOARD_ID, CADSTAR_BOARD> boardPair : Layout.Boards )
 {
 CADSTAR_BOARD& board = boardPair.second;
 GROUP_ID boardGroup = createUniqueGroupID( wxT( "Board" ) );
 drawCadstarShape( board.Shape, PCB_LAYER_ID::Edge_Cuts,
 getLineThickness( board.LineCodeID ),
 wxString::Format( wxT( "BOARD %s" ), board.ID ),
 m_board, boardGroup );

 if( !board.GroupID.IsEmpty() )
 {
 addToGroup( board.GroupID, getKiCadGroup( boardGroup ) );
 }

 //TODO process board attributes when KiCad supports them
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadFigures()
{
 for( std::pair<FIGURE_ID, FIGURE> figPair : Layout.Figures )
 {
 FIGURE& fig = figPair.second;
 drawCadstarShape( fig.Shape, getKiCadLayer( fig.LayerID ),
 getLineThickness( fig.LineCodeID ),
 wxString::Format( wxT( "FIGURE %s" ), fig.ID ),
 m_board, fig.GroupID );

 //TODO process "swaprule" (doesn't seem to apply to Layout Figures?)
 //TODO process re-use block when KiCad Supports it
 //TODO process attributes when KiCad Supports attributes in figures
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadTexts()
{
 for( std::pair<TEXT_ID, TEXT> txtPair : Layout.Texts )
 {
 TEXT& csTxt = txtPair.second;
 drawCadstarText( csTxt, m_board );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadDimensions()
{
 for( std::pair<DIMENSION_ID, DIMENSION> dimPair : Layout.Dimensions )
 {
 DIMENSION& csDim = dimPair.second;

 switch( csDim.Type )
 {
 case DIMENSION::TYPE::LINEARDIM:
 switch( csDim.Subtype )
 {
 case DIMENSION::SUBTYPE::ANGLED:
 wxLogWarning( wxString::Format( _( "Dimension ID %s is an angled dimension, which "
 "has no KiCad equivalent. An aligned dimension "
 "was loaded instead." ),
 csDim.ID ) );
 KI_FALLTHROUGH;
 case DIMENSION::SUBTYPE::DIRECT:
 case DIMENSION::SUBTYPE::ORTHOGONAL:
 {
 if( csDim.Line.Style == DIMENSION::LINE::STYLE::EXTERNAL )
 {
 wxLogWarning( wxString::Format(
 _( "Dimension ID %s has 'External' style in CADSTAR. External "
 "dimension styles are not yet supported in KiCad. The dimension "
 "object was imported with an internal dimension style instead." ),
 csDim.ID ) );
 }

 PCB_DIM_ALIGNED* dimension = nullptr;

 if( csDim.Subtype == DIMENSION::SUBTYPE::ORTHOGONAL )
 {
 dimension = new PCB_DIM_ORTHOGONAL( m_board );
 PCB_DIM_ORTHOGONAL* orDim = static_cast<PCB_DIM_ORTHOGONAL*>( dimension );

 if( csDim.ExtensionLineParams.Start.x == csDim.Line.Start.x )
 orDim->SetOrientation( PCB_DIM_ORTHOGONAL::DIR::HORIZONTAL );
 else
 orDim->SetOrientation( PCB_DIM_ORTHOGONAL::DIR::VERTICAL );
 }
 else
 {
 dimension = new PCB_DIM_ALIGNED( m_board );
 }

 m_board->Add( dimension, ADD_MODE::APPEND );
 applyDimensionSettings( csDim, dimension );

 dimension->SetExtensionHeight(
 getKiCadLength( csDim.ExtensionLineParams.Overshoot ) );

 // Calculate height:
 wxPoint crossbarStart = getKiCadPoint( csDim.Line.Start );
 wxPoint crossbarEnd = getKiCadPoint( csDim.Line.End );
 VECTOR2I crossbarVector = crossbarEnd - crossbarStart;
 VECTOR2I heightVector = crossbarStart - dimension->GetStart();
 double height = 0.0;

 if( csDim.Subtype == DIMENSION::SUBTYPE::ORTHOGONAL )
 {
 if( csDim.ExtensionLineParams.Start.x == csDim.Line.Start.x )
 height = heightVector.y;
 else
 height = heightVector.x;
 }
 else
 {
 double angle = crossbarVector.Angle() + ( M_PI / 2 );
 height = heightVector.x * cos( angle ) + heightVector.y * sin( angle );
 }

 dimension->SetHeight( height );
 }
 break;

 default:
 // Radius and diameter dimensions are LEADERDIM (even if not actually leader)
 // Angular dimensions are always ANGLEDIM
 wxLogError( _( "Unexpected Dimension type (ID %s). This was not imported." ),
 csDim.ID );
 continue;
 }
 break;

 case DIMENSION::TYPE::LEADERDIM:
 //TODO: update import when KiCad supports radius and diameter dimensions

 if( csDim.Line.Style == DIMENSION::LINE::STYLE::INTERNAL )
 {
 // "internal" is a simple double sided arrow from start to end (no extension lines)
 PCB_DIM_ALIGNED* dimension = new PCB_DIM_ALIGNED( m_board );
 m_board->Add( dimension, ADD_MODE::APPEND );
 applyDimensionSettings( csDim, dimension );

 // Lets set again start/end:
 dimension->SetStart( getKiCadPoint( csDim.Line.Start ) );
 dimension->SetEnd( getKiCadPoint( csDim.Line.End ) );

 // Do not use any extension lines:
 dimension->SetExtensionOffset( 0 );
 dimension->SetExtensionHeight( 0 );
 dimension->SetHeight( 0 );
 }
 else
 {
 // "external" is a "leader" style dimension
 PCB_DIM_LEADER* leaderDim = new PCB_DIM_LEADER( m_board );
 m_board->Add( leaderDim, ADD_MODE::APPEND );

 applyDimensionSettings( csDim, leaderDim );
 leaderDim->SetStart( getKiCadPoint( csDim.Line.End ) );

 /*
 * In CADSTAR, the resulting shape orientation of the leader dimension depends on
 * on the positions of the #Start (S) and #End (E) points as shown below. In the
 * diagrams below, the leader angle (angRad) is represented by HEV
 *
 * Orientation 1: (orientX = -1, | Orientation 2: (orientX = 1,
 * orientY = 1) | orientY = 1)
 * |
 * --------V | V----------
 * \ | /
 * \ | /
 * H _E/ | \E_ H
 * |
 * S | S
 * |
 *
 * Orientation 3: (orientX = -1, | Orientation 4: (orientX = 1,
 * orientY = -1) | orientY = -1)
 * |
 * S | S
 * _ | _
 * H E\ | /E H
 * / | \
 * / | \
 * ----------V | V-----------
 * |
 *
 * Corner cases:
 *
 * It is not possible to generate a leader object with start and end point being
 * identical. Assume Orientation 2 if start and end points are identical.
 *
 * If start and end points are aligned vertically (i.e. S.x == E.x):
 * - If E.y > S.y - Orientation 2
 * - If E.y < S.y - Orientation 4
 *
 * If start and end points are aligned horitontally (i.e. S.y == E.y):
 * - If E.x > S.x - Orientation 2
 * - If E.x < S.x - Orientation 1
 */
 double angRad = DEG2RAD( getAngleDegrees( csDim.Line.LeaderAngle ) );

 double orientX = 1;
 double orientY = 1;

 if( csDim.Line.End.x >= csDim.Line.Start.x )
 {
 if( csDim.Line.End.y >= csDim.Line.Start.y )
 {
 //Orientation 2
 orientX = 1;
 orientY = 1;
 }
 else
 {
 //Orientation 4
 orientX = 1;
 orientY = -1;
 }
 }
 else
 {
 if( csDim.Line.End.y >= csDim.Line.Start.y )
 {
 //Orientation 1
 orientX = -1;
 orientY = 1;
 }
 else
 {
 //Orientation 3
 orientX = -1;
 orientY = -1;
 }
 }

 wxPoint endOffset( csDim.Line.LeaderLineLength * cos( angRad ) * orientX,
 csDim.Line.LeaderLineLength * sin( angRad ) * orientY );

 wxPoint endPoint = csDim.Line.End + endOffset;
 wxPoint txtPoint( endPoint.x + ( csDim.Line.LeaderLineExtensionLength * orientX ),
 endPoint.y );

 leaderDim->SetEnd( getKiCadPoint( endPoint ) );
 leaderDim->Text().SetTextPos( getKiCadPoint( txtPoint ) );
 leaderDim->SetText( ParseTextFields( csDim.Text.Text, &m_context ) );
 leaderDim->SetPrefix( wxEmptyString );
 leaderDim->SetSuffix( wxEmptyString );
 leaderDim->SetUnitsFormat( DIM_UNITS_FORMAT::NO_SUFFIX );

 if( orientX == 1 )
 leaderDim->Text().SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 else
 leaderDim->Text().SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );

 leaderDim->SetExtensionOffset( 0 );
 }
 break;

 case DIMENSION::TYPE::ANGLEDIM:
 //TODO: update import when KiCad supports angular dimensions
 wxLogError( _( "Dimension %s is an angular dimension which has no KiCad equivalent. "
 "The object was not imported." ),
 csDim.ID );
 break;
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadAreas()
{
 for( std::pair<AREA_ID, AREA> areaPair : Layout.Areas )
 {
 AREA& area = areaPair.second;

 if( area.NoVias || area.NoTracks || area.Keepout || area.Routing )
 {
 int lineThickness = 0; // CADSTAR areas only use the line width for display purpose
 ZONE* zone = getZoneFromCadstarShape( area.Shape, lineThickness, m_board );

 m_board->Add( zone, ADD_MODE::APPEND );

 if( isLayerSet( area.LayerID ) )
 zone->SetLayerSet( getKiCadLayerSet( area.LayerID ) );
 else
 zone->SetLayer( getKiCadLayer( area.LayerID ) );

 zone->SetIsRuleArea( true ); //import all CADSTAR areas as Keepout zones
 zone->SetDoNotAllowPads( false ); //no CADSTAR equivalent
 zone->SetZoneName( area.Name );

 zone->SetDoNotAllowFootprints( area.Keepout );

 zone->SetDoNotAllowTracks( area.NoTracks );
 zone->SetDoNotAllowCopperPour( area.NoTracks );

 zone->SetDoNotAllowVias( area.NoVias );

 if( area.Placement )
 {
 wxLogWarning( wxString::Format( _( "The CADSTAR area '%s' is marked as a placement "
 "area in CADSTAR. Placement areas are not "
 "supported in KiCad. Only the supported elements "
 "for the area were imported." ),
 area.Name ) );
 }
 }
 else
 {
 wxLogError( wxString::Format( _( "The CADSTAR area '%s' does not have a KiCad "
 "equivalent. Pure Placement areas are not supported." ),
 area.Name ) );
 }

 //todo Process area.AreaHeight when KiCad supports 3D design rules
 //TODO process attributes
 //TODO process addition to a group
 //TODO process "swaprule"
 //TODO process re-use block
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadComponents()
{
 for( std::pair<COMPONENT_ID, COMPONENT> compPair : Layout.Components )
 {
 COMPONENT& comp = compPair.second;

 if( !comp.VariantID.empty() && comp.VariantParentComponentID != comp.ID )
 continue; // Only load master Variant

 auto fpIter = m_libraryMap.find( comp.SymdefID );

 if( fpIter == m_libraryMap.end() )
 {
 THROW_IO_ERROR( wxString::Format( _( "Unable to find component '%s' in the library"
 "(Symdef ID: '%s')" ),
 comp.Name,
 comp.SymdefID ) );
 }

 FOOTPRINT* libFootprint = fpIter->second;

 // Use Duplicate() to ensure unique KIID for all objects
 FOOTPRINT* footprint = static_cast<FOOTPRINT*>( libFootprint->Duplicate() );

 m_board->Add( footprint, ADD_MODE::APPEND );

 // First lets fix the pad names on the footprint.
 // CADSTAR defines the pad name in the PART definition and the SYMDEF (i.e. the PCB
 // footprint definition) uses a numerical sequence. COMP is the only object that has
 // visibility of both the SYMDEF and PART.
 if( Parts.PartDefinitions.find( comp.PartID ) != Parts.PartDefinitions.end() )
 {
 PART part = Parts.PartDefinitions.at( comp.PartID );

 // Only do this when the number of pins in the part definition equals the number of
 // pads in the footprint.
 if( part.Definition.Pins.size() == footprint->Pads().size() )
 {
 for( std::pair<PART_DEFINITION_PIN_ID, PART::DEFINITION::PIN> pinPair :
 part.Definition.Pins )
 {
 PART::DEFINITION::PIN pin = pinPair.second;
 wxString pinName = pin.Name;

 if( pinName.empty() )
 pinName = pin.Identifier;

 if( pinName.empty() )
 pinName = wxString::Format( wxT( "%ld" ), pin.ID );

 getPadReference( footprint, pin.ID )->SetNumber( pinName );
 }
 }
 }

 //Override pads with pad exceptions
 if( comp.PadExceptions.size() > 0 )
 {
 SYMDEF_PCB fpLibEntry = Library.ComponentDefinitions.at( comp.SymdefID );

 for( std::pair<PAD_ID, PADEXCEPTION> padPair : comp.PadExceptions )
 {
 PADEXCEPTION& padEx = padPair.second;
 COMPONENT_PAD csPad = fpLibEntry.ComponentPads.at( padPair.first );

 if( !padEx.PadCode.IsEmpty() )
 csPad.PadCodeID = padEx.PadCode;

 if( padEx.OverrideExits )
 csPad.Exits = padEx.Exits;

 if( padEx.OverrideOrientation )
 csPad.OrientAngle = padEx.OrientAngle;

 if( padEx.OverrideSide )
 csPad.Side = padEx.Side;

 // Find the pad in the footprint definition
 PAD* kiPad = getPadReference( footprint, padEx.ID );

 wxString padNumber = kiPad->GetNumber();

 delete kiPad;
 kiPad = getKiCadPad( csPad, footprint );
 kiPad->SetNumber( padNumber );

 // Change the pointer in the footprint to the newly created pad
 getPadReference( footprint, padEx.ID ) = kiPad;
 }
 }

 //set to empty string to avoid duplication when loading attributes:
 footprint->SetValue( wxEmptyString );

 footprint->SetPosition( getKiCadPoint( comp.Origin ) );
 footprint->SetOrientation( getAngleTenthDegree( comp.OrientAngle ) );
 footprint->SetReference( comp.Name );

 if( comp.Mirror )
 {
 double mirroredAngle = - getAngleTenthDegree( comp.OrientAngle );
 NORMALIZE_ANGLE_180( mirroredAngle );
 footprint->SetOrientation( mirroredAngle );
 footprint->Flip( getKiCadPoint( comp.Origin ), true );
 }

 loadComponentAttributes( comp, footprint );

 if( !comp.PartID.IsEmpty() && comp.PartID != wxT( "NO_PART" ) )
 footprint->SetDescription( getPart( comp.PartID ).Definition.Name );

 m_componentMap.insert( { comp.ID, footprint } );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadDocumentationSymbols()
{
 //No KiCad equivalent. Loaded as graphic and text elements instead

 for( std::pair<DOCUMENTATION_SYMBOL_ID, DOCUMENTATION_SYMBOL> docPair :
 Layout.DocumentationSymbols )
 {
 DOCUMENTATION_SYMBOL& docSymInstance = docPair.second;


 auto docSymIter = Library.ComponentDefinitions.find( docSymInstance.SymdefID );

 if( docSymIter == Library.ComponentDefinitions.end() )
 {
 THROW_IO_ERROR( wxString::Format( _( "Unable to find documentation symbol in the "
 "library (Symdef ID: '%s')" ),
 docSymInstance.SymdefID ) );
 }

 SYMDEF_PCB& docSymDefinition = ( *docSymIter ).second;
 wxPoint moveVector =
 getKiCadPoint( docSymInstance.Origin ) - getKiCadPoint( docSymDefinition.Origin );
 double rotationAngle = getAngleTenthDegree( docSymInstance.OrientAngle );
 double scalingFactor = (double) docSymInstance.ScaleRatioNumerator
 / (double) docSymInstance.ScaleRatioDenominator;
 wxPoint centreOfTransform = getKiCadPoint( docSymDefinition.Origin );
 bool mirrorInvert = docSymInstance.Mirror;

 //create a group to store the items in
 wxString groupName = docSymDefinition.ReferenceName;

 if( !docSymDefinition.Alternate.IsEmpty() )
 groupName += wxT( " (" ) + docSymDefinition.Alternate + wxT( ")" );

 GROUP_ID groupID = createUniqueGroupID( groupName );

 LSEQ layers = getKiCadLayerSet( docSymInstance.LayerID ).Seq();

 for( PCB_LAYER_ID layer : layers )
 {
 for( std::pair<FIGURE_ID, FIGURE> figPair : docSymDefinition.Figures )
 {
 FIGURE fig = figPair.second;
 drawCadstarShape( fig.Shape, layer, getLineThickness( fig.LineCodeID ),
 wxString::Format( wxT( "DOCUMENTATION SYMBOL %s, FIGURE %s" ),
 docSymDefinition.ReferenceName, fig.ID ),
 m_board, groupID, moveVector, rotationAngle, scalingFactor,
 centreOfTransform, mirrorInvert );
 }
 }

 for( std::pair<TEXT_ID, TEXT> textPair : docSymDefinition.Texts )
 {
 TEXT txt = textPair.second;
 drawCadstarText( txt, m_board, groupID, docSymInstance.LayerID, moveVector,
 rotationAngle, scalingFactor, centreOfTransform, mirrorInvert );
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadTemplates()
{
 for( std::pair<TEMPLATE_ID, TEMPLATE> tempPair : Layout.Templates )
 {
 TEMPLATE& csTemplate = tempPair.second;

 int zonelinethickness = 0; // The line thickness in CADSTAR is only for display purposes but
 // does not affect the end copper result.
 ZONE* zone = getZoneFromCadstarShape( csTemplate.Shape, zonelinethickness, m_board );

 m_board->Add( zone, ADD_MODE::APPEND );

 zone->SetZoneName( csTemplate.Name );
 zone->SetLayer( getKiCadLayer( csTemplate.LayerID ) );
 zone->SetPriority( 1 ); // initially 1, we will increase in calculateZonePriorities

 if( !( csTemplate.NetID.IsEmpty() || csTemplate.NetID == wxT( "NONE" ) ) )
 zone->SetNet( getKiCadNet( csTemplate.NetID ) );

 if( csTemplate.Pouring.AllowInNoRouting )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has the setting 'Allow in No Routing Areas' "
 "enabled. This setting has no KiCad equivalent, so it has been ignored." ),
 csTemplate.Name ) );
 }

 if( csTemplate.Pouring.BoxIsolatedPins )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has the setting 'Box Isolated Pins' "
 "enabled. This setting has no KiCad equivalent, so it has been ignored." ),
 csTemplate.Name ) );
 }

 if( csTemplate.Pouring.AutomaticRepour )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has the setting 'Automatic Repour' "
 "enabled. This setting has no KiCad equivalent, so it has been ignored." ),
 csTemplate.Name ) );
 }

 // Sliver width has different behaviour to KiCad Zone's minimum thickness
 // In Cadstar 'Sliver width' has to be greater than the Copper thickness, whereas in
 // Kicad it is the opposite.
 if( csTemplate.Pouring.SliverWidth != 0 )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has a non-zero value defined for the "
 "'Sliver Width' setting. There is no KiCad equivalent for "
 "this, so this setting was ignored." ),
 csTemplate.Name ) );
 }


 if( csTemplate.Pouring.MinIsolatedCopper != csTemplate.Pouring.MinDisjointCopper )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has different settings for 'Retain Poured Copper "
 "- Disjoint' and 'Retain Poured Copper - Isolated'. KiCad does not "
 "distinguish between these two settings. The setting for disjoint copper "
 "has been applied as the minimum island area of the KiCad Zone." ),
 csTemplate.Name ) );
 }

 long long minIslandArea = -1;

 if( csTemplate.Pouring.MinDisjointCopper != UNDEFINED_VALUE )
 {
 minIslandArea = (long long) getKiCadLength( csTemplate.Pouring.MinDisjointCopper )
 * (long long) getKiCadLength( csTemplate.Pouring.MinDisjointCopper );

 zone->SetIslandRemovalMode( ISLAND_REMOVAL_MODE::AREA );
 }
 else
 {
 zone->SetIslandRemovalMode( ISLAND_REMOVAL_MODE::ALWAYS );
 }

 zone->SetMinIslandArea( minIslandArea );

 // In cadstar zone clearance is in addition to the global clearance.
 // TODO: need to create custom rules for individual items: zone to pad, zone to track, etc.
 int clearance = getKiCadLength( csTemplate.Pouring.AdditionalIsolation );
 clearance += m_board->GetDesignSettings().m_MinClearance;

 zone->SetLocalClearance( clearance );

 COPPERCODE pouringCopperCode = getCopperCode( csTemplate.Pouring.CopperCodeID );
 int minThickness = getKiCadLength( pouringCopperCode.CopperWidth );
 zone->SetMinThickness( minThickness );

 if( csTemplate.Pouring.FillType == TEMPLATE::POURING::COPPER_FILL_TYPE::HATCHED )
 {
 zone->SetFillMode( ZONE_FILL_MODE::HATCH_PATTERN );
 zone->SetHatchGap( getKiCadHatchCodeGap( csTemplate.Pouring.HatchCodeID ) );
 zone->SetHatchThickness( getKiCadHatchCodeThickness( csTemplate.Pouring.HatchCodeID ) );
 zone->SetHatchOrientation( getHatchCodeAngleDegrees( csTemplate.Pouring.HatchCodeID ) );
 }
 else
 {
 zone->SetFillMode( ZONE_FILL_MODE::POLYGONS );
 }

 if( csTemplate.Pouring.ThermalReliefOnPads != csTemplate.Pouring.ThermalReliefOnVias
 || csTemplate.Pouring.ThermalReliefPadsAngle
 != csTemplate.Pouring.ThermalReliefViasAngle )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has different settings for thermal relief "
 "in pads and vias. KiCad only supports one single setting for both. The "
 "setting for pads has been applied." ),
 csTemplate.Name ) );
 }

 COPPERCODE reliefCopperCode = getCopperCode( csTemplate.Pouring.ReliefCopperCodeID );
 int spokeWidth = getKiCadLength( reliefCopperCode.CopperWidth );
 int reliefWidth = getKiCadLength( csTemplate.Pouring.ClearanceWidth );

 // Cadstar supports having a spoke width thinner than the minimum thickness of the zone, but
 // this is not permitted in KiCad. We load it as solid fill instead.
 if( csTemplate.Pouring.ThermalReliefOnPads && reliefWidth > 0 )
 {
 if( spokeWidth < minThickness )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR template '%s' has thermal reliefs in the original design "
 "but the spoke width (%.2f mm) is thinner than the minimum thickness of "
 "the zone (%.2f mm). KiCad requires the minimum thickness of the zone "
 "to be preserved. Therefore the minimum thickness has been applied as "
 "the new spoke width and will be applied next time the zones are "
 "filled." ),
 csTemplate.Name, (double) getKiCadLength( spokeWidth ) / 1E6,
 (double) getKiCadLength( minThickness ) / 1E6 ) );

 spokeWidth = minThickness;
 }

 zone->SetThermalReliefGap( reliefWidth );
 zone->SetThermalReliefSpokeWidth( spokeWidth );
 zone->SetPadConnection( ZONE_CONNECTION::THERMAL );
 }
 else
 {
 zone->SetPadConnection( ZONE_CONNECTION::FULL );
 }

 m_zonesMap.insert( { csTemplate.ID, zone } );
 }

 //Now create power plane layers:
 for( LAYER_ID layer : m_powerPlaneLayers )
 {
 wxASSERT(
 Assignments.Layerdefs.Layers.find( layer ) != Assignments.Layerdefs.Layers.end() );

 //The net name will equal the layer name
 wxString powerPlaneLayerName = Assignments.Layerdefs.Layers.at( layer ).Name;
 NET_ID netid = wxEmptyString;

 for( std::pair<NET_ID, NET_PCB> netPair : Layout.Nets )
 {
 NET_PCB net = netPair.second;

 if( net.Name == powerPlaneLayerName )
 {
 netid = net.ID;
 break;
 }
 }

 if( netid.IsEmpty() )
 {
 wxLogError( _( "The CADSTAR layer '%s' is defined as a power plane layer. However no "
 "net with such name exists. The layer has been loaded but no copper "
 "zone was created." ),
 powerPlaneLayerName );
 }
 else
 {
 for( std::pair<BOARD_ID, CADSTAR_BOARD> boardPair : Layout.Boards )
 {
 //create a zone in each board shape
 BOARD_DESIGN_SETTINGS& bds = m_board->GetDesignSettings();
 CADSTAR_BOARD& board = boardPair.second;
 int defaultLineThicknesss = bds.GetLineThickness( PCB_LAYER_ID::Edge_Cuts );
 ZONE* zone = getZoneFromCadstarShape( board.Shape, defaultLineThicknesss, m_board );

 m_board->Add( zone, ADD_MODE::APPEND );

 zone->SetZoneName( powerPlaneLayerName );
 zone->SetLayer( getKiCadLayer( layer ) );
 zone->SetFillMode( ZONE_FILL_MODE::POLYGONS );
 zone->SetPadConnection( ZONE_CONNECTION::FULL );
 zone->SetMinIslandArea( -1 );
 zone->SetPriority( 0 ); // Priority always 0 (lowest priority) for implied power planes.
 zone->SetNet( getKiCadNet( netid ) );
 }
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadCoppers()
{
 for( std::pair<COPPER_ID, COPPER> copPair : Layout.Coppers )
 {
 COPPER& csCopper = copPair.second;

 checkPoint();

 if( !csCopper.PouredTemplateID.IsEmpty() )
 {
 ZONE* pouredZone = m_zonesMap.at( csCopper.PouredTemplateID );
 SHAPE_POLY_SET rawPolys;

 int copperWidth = getKiCadLength( getCopperCode( csCopper.CopperCodeID ).CopperWidth );

 if( csCopper.Shape.Type == SHAPE_TYPE::OPENSHAPE )
 {
 // This is usually for themal reliefs. They are lines of copper with a thickness.
 // We convert them to an oval in most cases, but handle also the possibility of
 // encountering arcs in here.

 std::vector<PCB_SHAPE*> outlineShapes = getShapesFromVertices( csCopper.Shape.Vertices );

 for( PCB_SHAPE* shape : outlineShapes )
 {
 SHAPE_POLY_SET poly;

 if( shape->GetShape() == SHAPE_T::ARC )
 {
 TransformArcToPolygon( poly, shape->GetStart(), shape->GetArcMid(),
 shape->GetEnd(), copperWidth, ARC_HIGH_DEF,
 ERROR_LOC::ERROR_INSIDE );
 }
 else
 {
 TransformOvalToPolygon( poly, shape->GetStart(), shape->GetEnd(),
 copperWidth, ARC_HIGH_DEF,
 ERROR_LOC::ERROR_INSIDE );
 }

 poly.ClearArcs();
 rawPolys.BooleanAdd( poly, SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
 }

 }
 else
 {
 rawPolys = getPolySetFromCadstarShape( csCopper.Shape, -1 );
 rawPolys.ClearArcs();
 rawPolys.Inflate( copperWidth / 2, 32 );
 }

 if( pouredZone->HasFilledPolysForLayer( getKiCadLayer( csCopper.LayerID ) ) )
 {
 rawPolys.BooleanAdd( pouredZone->RawPolysList( getKiCadLayer( csCopper.LayerID )),
 SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
 }

 SHAPE_POLY_SET finalPolys = rawPolys;
 finalPolys.Fracture( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );

 pouredZone->SetFillVersion( 6 );
 pouredZone->SetRawPolysList( getKiCadLayer( csCopper.LayerID ), rawPolys );
 pouredZone->SetFilledPolysList( getKiCadLayer( csCopper.LayerID ), finalPolys );
 pouredZone->SetIsFilled( true );
 pouredZone->SetNeedRefill( false );
 continue;
 }

 // For now we are going to load coppers to a KiCad zone however this isn't perfect
 //TODO: Load onto a graphical polygon with a net (when KiCad has this feature)

 if( !m_doneCopperWarning )
 {
 wxLogWarning(
 _( "The CADSTAR design contains COPPER elements, which have no direct KiCad "
 "equivalent. These have been imported as a KiCad Zone if solid or hatch "
 "filled, or as a KiCad Track if the shape was an unfilled outline (open or "
 "closed)." ) );
 m_doneCopperWarning = true;
 }


 if( csCopper.Shape.Type == SHAPE_TYPE::OPENSHAPE
 || csCopper.Shape.Type == SHAPE_TYPE::OUTLINE )
 {
 std::vector<PCB_SHAPE*> outlineShapes = getShapesFromVertices( csCopper.Shape.Vertices );

 std::vector<PCB_TRACK*> outlineTracks = makeTracksFromShapes( outlineShapes, m_board,
 getKiCadNet( csCopper.NetRef.NetID ),
 getKiCadLayer( csCopper.LayerID ),
 getKiCadLength( getCopperCode( csCopper.CopperCodeID ).CopperWidth ) );

 //cleanup
 for( PCB_SHAPE* shape : outlineShapes )
 delete shape;

 for( CUTOUT cutout : csCopper.Shape.Cutouts )
 {
 std::vector<PCB_SHAPE*> cutoutShapes = getShapesFromVertices( cutout.Vertices );

 std::vector<PCB_TRACK*> cutoutTracks = makeTracksFromShapes( cutoutShapes, m_board,
 getKiCadNet( csCopper.NetRef.NetID ),
 getKiCadLayer( csCopper.LayerID ),
 getKiCadLength( getCopperCode( csCopper.CopperCodeID ).CopperWidth ));

 //cleanup
 for( PCB_SHAPE* shape : cutoutShapes )
 delete shape;
 }
 }
 else
 {
 ZONE* zone = getZoneFromCadstarShape( csCopper.Shape,
 getKiCadLength( getCopperCode( csCopper.CopperCodeID ).CopperWidth ),
 m_board );

 m_board->Add( zone, ADD_MODE::APPEND );

 zone->SetZoneName( csCopper.ID );
 zone->SetLayer( getKiCadLayer( csCopper.LayerID ) );
 zone->SetHatchStyle( ZONE_BORDER_DISPLAY_STYLE::NO_HATCH );

 if( csCopper.Shape.Type == SHAPE_TYPE::HATCHED )
 {
 zone->SetFillMode( ZONE_FILL_MODE::HATCH_PATTERN );
 zone->SetHatchGap( getKiCadHatchCodeGap( csCopper.Shape.HatchCodeID ) );
 zone->SetHatchThickness( getKiCadHatchCodeThickness( csCopper.Shape.HatchCodeID ) );
 zone->SetHatchOrientation( getHatchCodeAngleDegrees( csCopper.Shape.HatchCodeID ) );
 }
 else
 {
 zone->SetFillMode( ZONE_FILL_MODE::POLYGONS );
 }

 zone->SetIslandRemovalMode( ISLAND_REMOVAL_MODE::NEVER );
 zone->SetPadConnection( ZONE_CONNECTION::FULL );
 zone->SetNet( getKiCadNet( csCopper.NetRef.NetID ) );
 zone->SetPriority( m_zonesMap.size() + 1 ); // Highest priority (always fill first)
 zone->SetRawPolysList( getKiCadLayer( csCopper.LayerID ), *zone->Outline() );

 SHAPE_POLY_SET fillePolys( *zone->Outline() );
 fillePolys.Fracture( SHAPE_POLY_SET::POLYGON_MODE::PM_STRICTLY_SIMPLE );

 zone->SetFillVersion( 6 );
 zone->SetFilledPolysList( getKiCadLayer( csCopper.LayerID ), fillePolys );
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadNets()
{
 for( std::pair<NET_ID, NET_PCB> netPair : Layout.Nets )
 {
 NET_PCB net = netPair.second;
 wxString netnameForErrorReporting = net.Name;

 std::map<NETELEMENT_ID, long> netelementSizes;

 if( netnameForErrorReporting.IsEmpty() )
 netnameForErrorReporting = wxString::Format( wxT( "$%ld" ), net.SignalNum );

 for( std::pair<NETELEMENT_ID, NET_PCB::VIA> viaPair : net.Vias )
 {
 NET_PCB::VIA via = viaPair.second;

 // viasize is used for calculating route offset (as done in CADSTAR post processor)
 int viaSize = loadNetVia( net.ID, via );
 netelementSizes.insert( { viaPair.first, viaSize } );
 }

 for( std::pair<NETELEMENT_ID, NET_PCB::PIN> pinPair : net.Pins )
 {
 NET_PCB::PIN pin = pinPair.second;
 FOOTPRINT* footprint = getFootprintFromCadstarID( pin.ComponentID );

 if( footprint == nullptr )
 {
 wxLogWarning( wxString::Format(
 _( "The net '%s' references component ID '%s' which does not exist. "
 "This has been ignored." ),
 netnameForErrorReporting, pin.ComponentID ) );
 }
 else if( ( pin.PadID - (long) 1 ) > footprint->Pads().size() )
 {
 wxLogWarning( wxString::Format( _( "The net '%s' references non-existent pad index"
 " '%d' in component '%s'. This has been "
 "ignored." ),
 netnameForErrorReporting,
 pin.PadID,
 footprint->GetReference() ) );
 }
 else
 {
 // The below works because we have added the pads in the correct order to the
 // footprint and the PAD_ID in Cadstar is a sequential, numerical ID
 PAD* pad = getPadReference( footprint, pin.PadID );
 pad->SetNet( getKiCadNet( net.ID ) );

 // also set the net to any copper pads (i.e. copper elements that we have imported
 // as pads instead:
 SYMDEF_ID symdefid = Layout.Components.at( pin.ComponentID ).SymdefID;

 if( m_librarycopperpads.find( symdefid ) != m_librarycopperpads.end() )
 {
 ASSOCIATED_COPPER_PADS assocPads = m_librarycopperpads.at( symdefid );

 if( assocPads.find( pin.PadID ) != assocPads.end() )
 {
 for( PAD_ID copperPadID : assocPads.at( pin.PadID ) )
 {
 PAD* copperpad = getPadReference( footprint, copperPadID );
 copperpad->SetNet( getKiCadNet( net.ID ) );
 }
 }
 }

 // padsize is used for calculating route offset (as done in CADSTAR post processor)
 int padsize = std::min( pad->GetSizeX(), pad->GetSizeY() );
 netelementSizes.insert( { pinPair.first, padsize } );
 }
 }

 // For junction points we need to find out the biggest size of the other routes connecting
 // at the junction in order to correctly apply the same "route offset" operation that the
 // CADSTAR post processor applies when generating Manufacturing output. The only exception
 // is if there is just a single route at the junction point, we use that route width
 auto getJunctionSize =
 [&]( NETELEMENT_ID aJptNetElemId, const NET_PCB::CONNECTION_PCB& aConnectionToIgnore ) -> int
 {
 int jptsize = 0;

 for( NET_PCB::CONNECTION_PCB connection : net.Connections )
 {
 if( connection.Route.RouteVertices.size() == 0 )
 continue;

 if( connection.StartNode == aConnectionToIgnore.StartNode
 && connection.EndNode == aConnectionToIgnore.EndNode )
 {
 continue;
 }

 if( connection.StartNode == aJptNetElemId )
 {
 int s = getKiCadLength( connection.Route.RouteVertices.front().RouteWidth );
 jptsize = std::max( jptsize, s );
 }
 else if( connection.EndNode == aJptNetElemId )
 {
 int s = getKiCadLength( connection.Route.RouteVertices.back().RouteWidth );
 jptsize = std::max( jptsize, s );
 }
 }

 if( jptsize == 0 )
 {
 // aConnectionToIgnore is actually the only one that has a route, so lets use that
 // to determine junction size
 NET_PCB::ROUTE_VERTEX vertex = aConnectionToIgnore.Route.RouteVertices.front();

 if( aConnectionToIgnore.EndNode == aJptNetElemId )
 vertex = aConnectionToIgnore.Route.RouteVertices.back();

 jptsize = getKiCadLength( vertex.RouteWidth );
 }

 return jptsize;
 };

 for( NET_PCB::CONNECTION_PCB connection : net.Connections )
 {
 int startSize = std::numeric_limits<int>::max();
 int endSize = std::numeric_limits<int>::max();

 if( netelementSizes.find( connection.StartNode ) != netelementSizes.end() )
 startSize = netelementSizes.at( connection.StartNode );
 else if( net.Junctions.find( connection.StartNode ) != net.Junctions.end() )
 startSize = getJunctionSize( connection.StartNode, connection );

 if( netelementSizes.find( connection.EndNode ) != netelementSizes.end() )
 endSize = netelementSizes.at( connection.EndNode );
 else if( net.Junctions.find( connection.EndNode ) != net.Junctions.end() )
 endSize = getJunctionSize( connection.EndNode, connection );

 startSize /= KiCadUnitMultiplier;
 endSize /= KiCadUnitMultiplier;

 if( !connection.Unrouted )
 loadNetTracks( net.ID, connection.Route, startSize, endSize );
 }
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadTextVariables()
{
 auto findAndReplaceTextField =
 [&]( TEXT_FIELD_NAME aField, wxString aValue )
 {
 if( m_context.TextFieldToValuesMap.find( aField ) !=
 m_context.TextFieldToValuesMap.end() )
 {
 if( m_context.TextFieldToValuesMap.at( aField ) != aValue )
 {
 m_context.TextFieldToValuesMap.at( aField ) = aValue;
 m_context.InconsistentTextFields.insert( aField );
 return false;
 }
 }
 else
 {
 m_context.TextFieldToValuesMap.insert( { aField, aValue } );
 }

 return true;
 };

 if( m_project )
 {
 std::map<wxString, wxString>& txtVars = m_project->GetTextVars();

 // Most of the design text fields can be derived from other elements
 if( Layout.VariantHierarchy.Variants.size() > 0 )
 {
 VARIANT loadedVar = Layout.VariantHierarchy.Variants.begin()->second;

 findAndReplaceTextField( TEXT_FIELD_NAME::VARIANT_NAME, loadedVar.Name );
 findAndReplaceTextField( TEXT_FIELD_NAME::VARIANT_DESCRIPTION, loadedVar.Description );
 }

 findAndReplaceTextField( TEXT_FIELD_NAME::DESIGN_TITLE, Header.JobTitle );

 for( std::pair<TEXT_FIELD_NAME, wxString> txtvalue : m_context.TextFieldToValuesMap )
 {
 wxString varName = CADSTAR_TO_KICAD_FIELDS.at( txtvalue.first );
 wxString varValue = txtvalue.second;

 txtVars.insert( { varName, varValue } );
 }

 for( std::pair<wxString, wxString> txtvalue : m_context.FilenamesToTextMap )
 {
 wxString varName = txtvalue.first;
 wxString varValue = txtvalue.second;

 txtVars.insert( { varName, varValue } );
 }
 }
 else
 {
 wxLogError( _( "Text Variables could not be set as there is no project loaded." ) );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadComponentAttributes( const COMPONENT& aComponent,
 FOOTPRINT* aFootprint )
{
 for( std::pair<ATTRIBUTE_ID, ATTRIBUTE_VALUE> attrPair : aComponent.AttributeValues )
 {
 ATTRIBUTE_VALUE& attrval = attrPair.second;

 if( attrval.HasLocation ) //only import attributes with location. Ignore the rest
 {
 addAttribute( attrval.AttributeLocation, attrval.AttributeID, aFootprint,
 attrval.Value );
 }
 }

 for( std::pair<ATTRIBUTE_ID, TEXT_LOCATION> textlocPair : aComponent.TextLocations )
 {
 TEXT_LOCATION& textloc = textlocPair.second;
 wxString attrval;

 if( textloc.AttributeID == COMPONENT_NAME_ATTRID )
 {
 attrval = wxEmptyString; // Designator is loaded separately
 }
 else if( textloc.AttributeID == COMPONENT_NAME_2_ATTRID )
 {
 attrval = wxT( "${REFERENCE}" );
 }
 else if( textloc.AttributeID == PART_NAME_ATTRID )
 {
 attrval = getPart( aComponent.PartID ).Name;
 }
 else
 attrval = getAttributeValue( textloc.AttributeID, aComponent.AttributeValues );

 addAttribute( textloc, textloc.AttributeID, aFootprint, attrval );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::loadNetTracks( const NET_ID& aCadstarNetID,
 const NET_PCB::ROUTE& aCadstarRoute,
 long aStartWidth, long aEndWidth )
{
 if( aCadstarRoute.RouteVertices.size() == 0 )
 return;

 std::vector<PCB_SHAPE*> shapes;
 std::vector<NET_PCB::ROUTE_VERTEX> routeVertices = aCadstarRoute.RouteVertices;

 // Add thin route at front so that route offsetting works as expected
 if( aStartWidth < routeVertices.front().RouteWidth )
 {
 NET_PCB::ROUTE_VERTEX newFrontVertex = aCadstarRoute.RouteVertices.front();
 newFrontVertex.RouteWidth = aStartWidth;
 newFrontVertex.Vertex.End = aCadstarRoute.StartPoint;
 routeVertices.insert( routeVertices.begin(), newFrontVertex );
 }

 // Add thin route at the back if required
 if( aEndWidth < routeVertices.back().RouteWidth )
 {
 NET_PCB::ROUTE_VERTEX newBackVertex = aCadstarRoute.RouteVertices.back();
 newBackVertex.RouteWidth = aEndWidth;
 routeVertices.push_back( newBackVertex );
 }

 POINT prevEnd = aCadstarRoute.StartPoint;

 for( const NET_PCB::ROUTE_VERTEX& v : routeVertices )
 {
 PCB_SHAPE* shape = getShapeFromVertex( prevEnd, v.Vertex );
 shape->SetLayer( getKiCadLayer( aCadstarRoute.LayerID ) );
 shape->SetWidth( getKiCadLength( v.RouteWidth ) );
 shape->SetLocked( v.Fixed );
 shapes.push_back( shape );
 prevEnd = v.Vertex.End;
 }

 NETINFO_ITEM* net = getKiCadNet( aCadstarNetID );
 std::vector<PCB_TRACK*> tracks = makeTracksFromShapes( shapes, m_board, net );

 //cleanup
 for( PCB_SHAPE* shape : shapes )
 delete shape;
}


int CADSTAR_PCB_ARCHIVE_LOADER::loadNetVia(
 const NET_ID& aCadstarNetID, const NET_PCB::VIA& aCadstarVia )
{
 PCB_VIA* via = new PCB_VIA( m_board );
 m_board->Add( via, ADD_MODE::APPEND );

 VIACODE csViaCode = getViaCode( aCadstarVia.ViaCodeID );
 LAYERPAIR csLayerPair = getLayerPair( aCadstarVia.LayerPairID );

 via->SetPosition( getKiCadPoint( aCadstarVia.Location ) );
 via->SetDrill( getKiCadLength( csViaCode.DrillDiameter ) );
 via->SetLocked( aCadstarVia.Fixed );

 if( csViaCode.Shape.ShapeType != PAD_SHAPE_TYPE::CIRCLE )
 {
 wxLogError( _( "The CADSTAR via code '%s' has different shape from a circle defined. "
 "KiCad only supports circular vias so this via type has been changed to "
 "be a via with circular shape of %.2f mm diameter." ),
 csViaCode.Name,
 (double) ( (double) getKiCadLength( csViaCode.Shape.Size ) / 1E6 ) );
 }

 via->SetWidth( getKiCadLength( csViaCode.Shape.Size ) );

 bool start_layer_outside =
 csLayerPair.PhysicalLayerStart == 1
 || csLayerPair.PhysicalLayerStart == Assignments.Technology.MaxPhysicalLayer;
 bool end_layer_outside =
 csLayerPair.PhysicalLayerEnd == 1
 || csLayerPair.PhysicalLayerEnd == Assignments.Technology.MaxPhysicalLayer;

 if( start_layer_outside && end_layer_outside )
 {
 via->SetViaType( VIATYPE::THROUGH );
 }
 else if( ( !start_layer_outside ) && ( !end_layer_outside ) )
 {
 via->SetViaType( VIATYPE::BLIND_BURIED );
 }
 else
 {
 via->SetViaType( VIATYPE::MICROVIA );
 }

 via->SetLayerPair( getKiCadCopperLayerID( csLayerPair.PhysicalLayerStart ),
 getKiCadCopperLayerID( csLayerPair.PhysicalLayerEnd ) );
 via->SetNet( getKiCadNet( aCadstarNetID ) );

 return via->GetWidth();
}


void CADSTAR_PCB_ARCHIVE_LOADER::drawCadstarText( const TEXT& aCadstarText,
 BOARD_ITEM_CONTAINER* aContainer, const GROUP_ID& aCadstarGroupID,
 const LAYER_ID& aCadstarLayerOverride, const wxPoint& aMoveVector,
 const double& aRotationAngle, const double& aScalingFactor, const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 PCB_TEXT* txt = new PCB_TEXT( aContainer );
 aContainer->Add( txt );
 txt->SetText( aCadstarText.Text );

 wxPoint rotatedTextPos = getKiCadPoint( aCadstarText.Position );
 RotatePoint( &rotatedTextPos, aTransformCentre, aRotationAngle );
 rotatedTextPos.x =
 KiROUND( (double) ( rotatedTextPos.x - aTransformCentre.x ) * aScalingFactor );
 rotatedTextPos.y =
 KiROUND( (double) ( rotatedTextPos.y - aTransformCentre.y ) * aScalingFactor );
 rotatedTextPos += aTransformCentre;
 txt->SetTextPos( rotatedTextPos );
 txt->SetPosition( rotatedTextPos );

 txt->SetTextAngle( getAngleTenthDegree( aCadstarText.OrientAngle ) + aRotationAngle );

 txt->SetMirrored( aCadstarText.Mirror );

 TEXTCODE tc = getTextCode( aCadstarText.TextCodeID );

 txt->SetTextThickness( getKiCadLength( tc.LineWidth ) );

 wxSize unscaledTextSize;
 unscaledTextSize.x = getKiCadLength( tc.Width );

 // The width is zero for all non-cadstar fonts. Using a width equal to the height seems
 // to work well for most fonts.
 if( unscaledTextSize.x == 0 )
 unscaledTextSize.x = getKiCadLength( tc.Height );

 unscaledTextSize.y = KiROUND( TXT_HEIGHT_RATIO * (double) getKiCadLength( tc.Height ) );
 txt->SetTextSize( unscaledTextSize );

 switch( aCadstarText.Alignment )
 {
 case ALIGNMENT::NO_ALIGNMENT: // Default for Single line text is Bottom Left
 case ALIGNMENT::BOTTOMLEFT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
 break;

 case ALIGNMENT::BOTTOMCENTER:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
 break;

 case ALIGNMENT::BOTTOMRIGHT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 break;

 case ALIGNMENT::CENTERLEFT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
 break;

 case ALIGNMENT::CENTERCENTER:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
 break;

 case ALIGNMENT::CENTERRIGHT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 break;

 case ALIGNMENT::TOPLEFT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
 break;

 case ALIGNMENT::TOPCENTER:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
 break;

 case ALIGNMENT::TOPRIGHT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 break;

 default:
 wxFAIL_MSG( wxT( "Unknown Alignment - needs review!" ) );
 }

 if( aMirrorInvert )
 {
 txt->Flip( aTransformCentre, true );
 }

 //scale it after flipping:
 if( aScalingFactor != 1.0 )
 {
 wxSize scaledTextSize;
 scaledTextSize.x = KiROUND( (double) unscaledTextSize.x * aScalingFactor );
 scaledTextSize.y = KiROUND( (double) unscaledTextSize.y * aScalingFactor );
 txt->SetTextSize( scaledTextSize );
 txt->SetTextThickness(
 KiROUND( (double) getKiCadLength( tc.LineWidth ) * aScalingFactor ) );
 }

 txt->Move( aMoveVector );

 if( aCadstarText.Alignment == ALIGNMENT::NO_ALIGNMENT )
 FixTextPositionNoAlignment( txt );

 LAYER_ID layersToDrawOn = aCadstarLayerOverride;

 if( layersToDrawOn.IsEmpty() )
 layersToDrawOn = aCadstarText.LayerID;

 if( isLayerSet( layersToDrawOn ) )
 {
 //Make a copy on each layer

 LSEQ layers = getKiCadLayerSet( layersToDrawOn ).Seq();
 PCB_TEXT* newtxt;

 for( PCB_LAYER_ID layer : layers )
 {
 txt->SetLayer( layer );
 newtxt = static_cast<PCB_TEXT*>( txt->Duplicate() );
 m_board->Add( newtxt, ADD_MODE::APPEND );

 if( !aCadstarGroupID.IsEmpty() )
 addToGroup( aCadstarGroupID, newtxt );
 }

 m_board->Remove( txt );
 delete txt;
 }
 else
 {
 txt->SetLayer( getKiCadLayer( layersToDrawOn ) );

 if( !aCadstarGroupID.IsEmpty() )
 addToGroup( aCadstarGroupID, txt );
 }
 //TODO Handle different font types when KiCad can support it.
}


void CADSTAR_PCB_ARCHIVE_LOADER::drawCadstarShape( const SHAPE& aCadstarShape,
 const PCB_LAYER_ID& aKiCadLayer,
 const int& aLineThickness,
 const wxString& aShapeName,
 BOARD_ITEM_CONTAINER* aContainer,
 const GROUP_ID& aCadstarGroupID,
 const wxPoint& aMoveVector,
 const double& aRotationAngle,
 const double& aScalingFactor,
 const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 switch( aCadstarShape.Type )
 {
 case SHAPE_TYPE::OPENSHAPE:
 case SHAPE_TYPE::OUTLINE:
 drawCadstarVerticesAsShapes( aCadstarShape.Vertices, aKiCadLayer, aLineThickness,
 aContainer, aCadstarGroupID, aMoveVector, aRotationAngle,
 aScalingFactor, aTransformCentre, aMirrorInvert );
 drawCadstarCutoutsAsShapes( aCadstarShape.Cutouts, aKiCadLayer, aLineThickness,
 aContainer, aCadstarGroupID, aMoveVector, aRotationAngle,
 aScalingFactor, aTransformCentre, aMirrorInvert );
 break;

 case SHAPE_TYPE::HATCHED:
 wxLogWarning( wxString::Format(
 _( "The shape for '%s' is Hatch filled in CADSTAR, which has no KiCad equivalent. "
 "Using solid fill instead." ),
 aShapeName ) );

 case SHAPE_TYPE::SOLID:
 {
 PCB_SHAPE* shape;

 if( isFootprint( aContainer ) )
 shape = new FP_SHAPE( (FOOTPRINT*) aContainer, SHAPE_T::POLY );
 else
 shape = new PCB_SHAPE( aContainer, SHAPE_T::POLY );

 shape->SetFilled( true );

 SHAPE_POLY_SET shapePolys = getPolySetFromCadstarShape(
 aCadstarShape, -1, aContainer, aMoveVector, aRotationAngle, aScalingFactor,
 aTransformCentre, aMirrorInvert );

 shapePolys.Fracture( SHAPE_POLY_SET::POLYGON_MODE::PM_STRICTLY_SIMPLE );

 shape->SetPolyShape( shapePolys );
 shape->SetWidth( aLineThickness );
 shape->SetLayer( aKiCadLayer );
 aContainer->Add( shape, ADD_MODE::APPEND );

 if( !aCadstarGroupID.IsEmpty() )
 addToGroup( aCadstarGroupID, shape );
 }
 break;
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::drawCadstarCutoutsAsShapes( const std::vector<CUTOUT>& aCutouts,
 const PCB_LAYER_ID& aKiCadLayer,
 const int& aLineThickness,
 BOARD_ITEM_CONTAINER* aContainer,
 const GROUP_ID& aCadstarGroupID,
 const wxPoint& aMoveVector,
 const double& aRotationAngle,
 const double& aScalingFactor,
 const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 for( CUTOUT cutout : aCutouts )
 {
 drawCadstarVerticesAsShapes( cutout.Vertices, aKiCadLayer, aLineThickness, aContainer,
 aCadstarGroupID, aMoveVector, aRotationAngle, aScalingFactor,
 aTransformCentre, aMirrorInvert );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::drawCadstarVerticesAsShapes( const std::vector<VERTEX>& aCadstarVertices,
 const PCB_LAYER_ID& aKiCadLayer,
 const int& aLineThickness,
 BOARD_ITEM_CONTAINER* aContainer,
 const GROUP_ID& aCadstarGroupID,
 const wxPoint& aMoveVector,
 const double& aRotationAngle,
 const double& aScalingFactor,
 const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 std::vector<PCB_SHAPE*> shapes = getShapesFromVertices( aCadstarVertices, aContainer,
 aCadstarGroupID, aMoveVector,
 aRotationAngle, aScalingFactor,
 aTransformCentre, aMirrorInvert );

 for( PCB_SHAPE* shape : shapes )
 {
 shape->SetWidth( aLineThickness );
 shape->SetLayer( aKiCadLayer );
 shape->SetParent( aContainer );
 aContainer->Add( shape, ADD_MODE::APPEND );
 }
}


std::vector<PCB_SHAPE*> CADSTAR_PCB_ARCHIVE_LOADER::getShapesFromVertices(
 const std::vector<VERTEX>& aCadstarVertices,
 BOARD_ITEM_CONTAINER* aContainer,
 const GROUP_ID& aCadstarGroupID,
 const wxPoint& aMoveVector,
 const double& aRotationAngle,
 const double& aScalingFactor,
 const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 std::vector<PCB_SHAPE*> drawSegments;

 if( aCadstarVertices.size() < 2 )
 //need at least two points to draw a segment! (unlikely but possible to have only one)
 return drawSegments;

 const VERTEX* prev = &aCadstarVertices.at( 0 ); // first one should always be a point vertex
 const VERTEX* cur;

 for( size_t i = 1; i < aCadstarVertices.size(); i++ )
 {
 cur = &aCadstarVertices.at( i );
 drawSegments.push_back( getShapeFromVertex( prev->End, *cur, aContainer, aCadstarGroupID,
 aMoveVector, aRotationAngle, aScalingFactor,
 aTransformCentre, aMirrorInvert ) );
 prev = cur;
 }

 return drawSegments;
}


PCB_SHAPE* CADSTAR_PCB_ARCHIVE_LOADER::getShapeFromVertex( const POINT& aCadstarStartPoint,
 const VERTEX& aCadstarVertex,
 BOARD_ITEM_CONTAINER* aContainer,
 const GROUP_ID& aCadstarGroupID,
  const wxPoint& aMoveVector,
 const double& aRotationAngle,
 const double& aScalingFactor,
 const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 PCB_SHAPE* shape = nullptr;
 bool cw = false;
 double arcStartAngle, arcEndAngle, arcAngle;

 wxPoint startPoint = getKiCadPoint( aCadstarStartPoint );
 wxPoint endPoint = getKiCadPoint( aCadstarVertex.End );
 wxPoint centerPoint;

 if( aCadstarVertex.Type == VERTEX_TYPE::ANTICLOCKWISE_SEMICIRCLE
 || aCadstarVertex.Type == VERTEX_TYPE::CLOCKWISE_SEMICIRCLE )
 {
 centerPoint = ( startPoint + endPoint ) / 2;
 }
 else
 {
 centerPoint = getKiCadPoint( aCadstarVertex.Center );
 }

 switch( aCadstarVertex.Type )
 {

 case VERTEX_TYPE::POINT:

 if( isFootprint( aContainer ) )
 shape = new FP_SHAPE( static_cast<FOOTPRINT*>( aContainer ), SHAPE_T::SEGMENT );
 else
 shape = new PCB_SHAPE( aContainer, SHAPE_T::SEGMENT );

 shape->SetStart( startPoint );
 shape->SetEnd( endPoint );
 break;

 case VERTEX_TYPE::CLOCKWISE_SEMICIRCLE:
 case VERTEX_TYPE::CLOCKWISE_ARC:
 cw = true;
 KI_FALLTHROUGH;

 case VERTEX_TYPE::ANTICLOCKWISE_SEMICIRCLE:
 case VERTEX_TYPE::ANTICLOCKWISE_ARC:

 if( isFootprint( aContainer ) )
 shape = new FP_SHAPE((FOOTPRINT*) aContainer, SHAPE_T::ARC );
 else
 shape = new PCB_SHAPE( aContainer, SHAPE_T::ARC );

 shape->SetCenter( centerPoint );
 shape->SetStart( startPoint );

 arcStartAngle = getPolarAngle( startPoint - centerPoint );
 arcEndAngle = getPolarAngle( endPoint - centerPoint );
 arcAngle = arcEndAngle - arcStartAngle;
 //TODO: detect if we are supposed to draw a circle instead (i.e. two SEMICIRCLEs
 // with opposite start/end points and same centre point)

 if( cw )
 shape->SetArcAngleAndEnd( NormalizeAnglePos( arcAngle ) );
 else
 shape->SetArcAngleAndEnd( NormalizeAngleNeg( arcAngle ), true );

 break;
 }

 //Apply transforms
 if( aMirrorInvert )
 shape->Flip( aTransformCentre, true );

 if( aScalingFactor != 1.0 )
 {
 shape->Move( -aTransformCentre );
 shape->Scale( aScalingFactor );
 shape->Move( aTransformCentre );
 }

 if( aRotationAngle != 0.0 )
 shape->Rotate( aTransformCentre, aRotationAngle );

 if( aMoveVector != wxPoint{ 0, 0 } )
 shape->Move( aMoveVector );

 if( isFootprint( aContainer ) && shape != nullptr )
 static_cast<FP_SHAPE*>( shape )->SetLocalCoord();

 if( !aCadstarGroupID.IsEmpty() )
 addToGroup( aCadstarGroupID, shape );

 return shape;
}


ZONE* CADSTAR_PCB_ARCHIVE_LOADER::getZoneFromCadstarShape( const SHAPE& aCadstarShape,
 const int& aLineThickness,
 BOARD_ITEM_CONTAINER* aParentContainer )
{
 ZONE* zone = new ZONE( aParentContainer, isFootprint( aParentContainer ) );

 if( aCadstarShape.Type == SHAPE_TYPE::HATCHED )
 {
 zone->SetFillMode( ZONE_FILL_MODE::HATCH_PATTERN );
 zone->SetHatchStyle( ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_FULL );
 }
 else
 {
 zone->SetHatchStyle( ZONE_BORDER_DISPLAY_STYLE::NO_HATCH );
 }

 SHAPE_POLY_SET polygon = getPolySetFromCadstarShape( aCadstarShape, aLineThickness );

 zone->AddPolygon( polygon.COutline( 0 ) );

 for( int i = 0; i < polygon.HoleCount( 0 ); i++ )
 zone->AddPolygon( polygon.CHole( 0, i ) );

 return zone;
}


SHAPE_POLY_SET CADSTAR_PCB_ARCHIVE_LOADER::getPolySetFromCadstarShape( const SHAPE& aCadstarShape,
 const int& aLineThickness,
 BOARD_ITEM_CONTAINER* aContainer,
 const wxPoint& aMoveVector,
 const double& aRotationAngle,
 const double& aScalingFactor,
 const wxPoint& aTransformCentre,
 const bool& aMirrorInvert )
{
 GROUP_ID noGroup = wxEmptyString;

 std::vector<PCB_SHAPE*> outlineShapes = getShapesFromVertices( aCadstarShape.Vertices,
 aContainer, noGroup, aMoveVector,
 aRotationAngle, aScalingFactor,
 aTransformCentre, aMirrorInvert );

 SHAPE_POLY_SET polySet( getLineChainFromShapes( outlineShapes ) );

 //cleanup
 for( PCB_SHAPE* shape : outlineShapes )
 delete shape;

 for( CUTOUT cutout : aCadstarShape.Cutouts )
 {
 std::vector<PCB_SHAPE*> cutoutShapes = getShapesFromVertices( cutout.Vertices, aContainer,
 noGroup, aMoveVector,
 aRotationAngle, aScalingFactor,
 aTransformCentre, aMirrorInvert );

 polySet.AddHole( getLineChainFromShapes( cutoutShapes ) );

 //cleanup
 for( PCB_SHAPE* shape : cutoutShapes )
 delete shape;
 }

 polySet.ClearArcs();

 if( aLineThickness > 0 )
 {
 polySet.Inflate( aLineThickness / 2, 32,
 SHAPE_POLY_SET::CORNER_STRATEGY::ROUND_ALL_CORNERS );
 }

#ifdef DEBUG
 for( int i = 0; i < polySet.OutlineCount(); ++i )
 {
 wxASSERT( polySet.Outline( i ).PointCount() > 2 );

 for( int j = 0; j < polySet.HoleCount( i ); ++j )
 {
 wxASSERT( polySet.Hole( i, j ).PointCount() > 2 );
 }
 }
#endif

 return polySet;
}


SHAPE_LINE_CHAIN CADSTAR_PCB_ARCHIVE_LOADER::getLineChainFromShapes( const std::vector<PCB_SHAPE*> aShapes )
{
 SHAPE_LINE_CHAIN lineChain;

 for( PCB_SHAPE* shape : aShapes )
 {
 switch( shape->GetShape() )
 {
 case SHAPE_T::ARC:
 {
 if( shape->GetClass() == wxT( "MGRAPHIC" ) )
 {
 FP_SHAPE* fp_shape = (FP_SHAPE*) shape;
 SHAPE_ARC arc( fp_shape->GetCenter0(), fp_shape->GetStart0(), fp_shape->GetArcAngle() / 10.0 );

 if( shape->EndsSwapped() )
 arc.Reverse();

 lineChain.Append( arc );
 }
 else
 {
 SHAPE_ARC arc( shape->GetCenter(), shape->GetStart(), shape->GetArcAngle() / 10.0 );

 if( shape->EndsSwapped() )
  arc.Reverse();

 lineChain.Append( arc );
 }
 }
 break;
 case SHAPE_T::SEGMENT:
 if( shape->GetClass() == wxT( "MGRAPHIC" ) )
 {
 FP_SHAPE* fp_shape = (FP_SHAPE*) shape;
 lineChain.Append( fp_shape->GetStart0().x, fp_shape->GetStart0().y );
 lineChain.Append( fp_shape->GetEnd0().x, fp_shape->GetEnd0().y );
 }
 else
 {
 lineChain.Append( shape->GetStartX(), shape->GetStartY() );
 lineChain.Append( shape->GetEndX(), shape->GetEndY() );
 }
 break;

 default:
 wxFAIL_MSG( wxT( "Drawsegment type is unexpected. Ignored." ) );
 }
 }

 // Shouldn't have less than 3 points to make a closed shape!
 wxASSERT( lineChain.PointCount() > 2 );

 // Check if it is closed
 if( lineChain.GetPoint( 0 ) != lineChain.GetPoint( lineChain.PointCount() - 1 ) )
 {
 lineChain.Append( lineChain.GetPoint( 0 ) );
 }

 lineChain.SetClosed( true );

 return lineChain;
}


std::vector<PCB_TRACK*> CADSTAR_PCB_ARCHIVE_LOADER::makeTracksFromShapes(
 const std::vector<PCB_SHAPE*> aShapes,
 BOARD_ITEM_CONTAINER* aParentContainer,
 NETINFO_ITEM* aNet, PCB_LAYER_ID aLayerOverride,
 int aWidthOverride )
{
 std::vector<PCB_TRACK*> tracks;
 PCB_TRACK*  prevTrack = nullptr;
 PCB_TRACK* track = nullptr;

 auto addTrack =
 [&]( PCB_TRACK* aTrack )
 {
 // Ignore zero length tracks in the same way as the CADSTAR postprocessor does
 // when generating gerbers. Note that CADSTAR reports these as "Route offset
 // errors" when running a DRC within CADSTAR, so we shouldn't be getting this in
 // general, however it is used to remove any synthetic points added to
 // aDrawSegments by the caller of this function.
 if( aTrack->GetLength() != 0 )
 {
 tracks.push_back( aTrack );
 aParentContainer->Add( aTrack, ADD_MODE::APPEND );
 }
 else
 {
 delete aTrack;
 }
 };

 for( PCB_SHAPE* shape : aShapes )
 {
 switch( shape->GetShape() )
 {
 case SHAPE_T::ARC:
 if( shape->GetClass() == wxT( "MGRAPHIC" ) )
 {
 FP_SHAPE* fp_shape = (FP_SHAPE*) shape;
 SHAPE_ARC arc( fp_shape->GetStart0(), fp_shape->GetArcMid0(), fp_shape->GetEnd0(), 0 );

 if( fp_shape->EndsSwapped() )
 arc.Reverse();

 track = new PCB_ARC( aParentContainer, &arc );
 }
 else
 {
 SHAPE_ARC arc( shape->GetStart(), shape->GetArcMid(), shape->GetEnd(), 0 );

 if( shape->EndsSwapped() )
 arc.Reverse();

 track = new PCB_ARC( aParentContainer, &arc );
 }
 break;
 case SHAPE_T::SEGMENT:
 if( shape->GetClass() == wxT( "MGRAPHIC" ) )
 {
 FP_SHAPE* fp_shape = (FP_SHAPE*) shape;
 track = new PCB_TRACK( aParentContainer );
 track->SetStart( fp_shape->GetStart0() );
 track->SetEnd( fp_shape->GetEnd0() );
 }
 else
 {
 track = new PCB_TRACK( aParentContainer );
 track->SetStart( shape->GetStart() );
 track->SetEnd( shape->GetEnd() );
 }
 break;

 default:
 wxFAIL_MSG( wxT( "Drawsegment type is unexpected. Ignored." ) );
 continue;
 }

 if( aWidthOverride == -1 )
 track->SetWidth( shape->GetWidth() );
 else
 track->SetWidth( aWidthOverride );

 if( aLayerOverride == PCB_LAYER_ID::UNDEFINED_LAYER )
 track->SetLayer( shape->GetLayer() );
 else
 track->SetLayer( aLayerOverride );

 if( aNet != nullptr )
 track->SetNet( aNet );
 else
 track->SetNetCode( -1 );

 track->SetLocked( shape->IsLocked() );

 // Apply route offsetting, mimmicking the behaviour of the CADSTAR post processor
 if( prevTrack != nullptr )
 {
 int offsetAmount = ( track->GetWidth() / 2 ) - ( prevTrack->GetWidth() / 2 );

 if( offsetAmount > 0 )
 {
 // modify the start of the current track
 wxPoint newStart = track->GetStart();
 applyRouteOffset( &newStart, track->GetEnd(), offsetAmount );
 track->SetStart( newStart );
 }
 else if( offsetAmount < 0 )
 {
 // amend the end of the previous track
 wxPoint newEnd = prevTrack->GetEnd();
 applyRouteOffset( &newEnd, prevTrack->GetStart(), -offsetAmount );
 prevTrack->SetEnd( newEnd );
 } // don't do anything if offsetAmount == 0

 // Add a synthetic track of the thinnest width between the tracks
 // to ensure KiCad features works as expected on the imported design
 // (KiCad expects tracks are contiguous segments)
 if( track->GetStart() != prevTrack->GetEnd() )
 {
 int minWidth = std::min( track->GetWidth(), prevTrack->GetWidth() );
 PCB_TRACK* synthTrack = new PCB_TRACK( aParentContainer );
 synthTrack->SetStart( prevTrack->GetEnd() );
 synthTrack->SetEnd( track->GetStart() );
 synthTrack->SetWidth( minWidth );
 synthTrack->SetLocked( track->IsLocked() );
 synthTrack->SetNet( track->GetNet() );
 synthTrack->SetLayer( track->GetLayer() );
 addTrack( synthTrack );
 }
 }

 if( prevTrack )
 addTrack( prevTrack );

 prevTrack = track;
 }

 if( track )
 addTrack( track );

 return tracks;
}


void CADSTAR_PCB_ARCHIVE_LOADER::addAttribute( const ATTRIBUTE_LOCATION& aCadstarAttrLoc,
 const ATTRIBUTE_ID& aCadstarAttributeID,
 FOOTPRINT* aFootprint,
 const wxString& aAttributeValue )
{
 FP_TEXT* txt;

 if( aCadstarAttributeID == COMPONENT_NAME_ATTRID )
 {
 txt = &aFootprint->Reference(); //text should be set outside this function
 }
 else if( aCadstarAttributeID == PART_NAME_ATTRID )
 {
 if( aFootprint->Value().GetText().IsEmpty() )
 {
 // Use PART_NAME_ATTRID as the value is value field is blank
 aFootprint->SetValue( aAttributeValue );
 txt = &aFootprint->Value();
 }
 else
 {
 txt = new FP_TEXT( aFootprint );
 aFootprint->Add( txt );
 txt->SetText( aAttributeValue );
 }
 txt->SetVisible( false ); //make invisible to avoid clutter.
 }
 else if( aCadstarAttributeID != COMPONENT_NAME_2_ATTRID
 && getAttributeName( aCadstarAttributeID ) == wxT( "Value" ) )
 {
 if( !aFootprint->Value().GetText().IsEmpty() )
 {
 //copy the object
 aFootprint->Add( aFootprint->Value().Duplicate() );
 }

 aFootprint->SetValue( aAttributeValue );
 txt = &aFootprint->Value();
 txt->SetVisible( false ); //make invisible to avoid clutter.
 }
 else
 {
 txt = new FP_TEXT( aFootprint );
 aFootprint->Add( txt );
 txt->SetText( aAttributeValue );
 txt->SetVisible( false ); //make all user attributes invisible to avoid clutter.
 //TODO: Future improvement - allow user to decide what to do with attributes
 }

 wxPoint rotatedTextPos = getKiCadPoint( aCadstarAttrLoc.Position ) - aFootprint->GetPosition();
 RotatePoint( &rotatedTextPos, -aFootprint->GetOrientation() );

 txt->SetTextPos( getKiCadPoint( aCadstarAttrLoc.Position ) );
 txt->SetPos0( rotatedTextPos );
 txt->SetLayer( getKiCadLayer( aCadstarAttrLoc.LayerID ) );
 txt->SetMirrored( aCadstarAttrLoc.Mirror );
 txt->SetTextAngle(
 getAngleTenthDegree( aCadstarAttrLoc.OrientAngle ) - aFootprint->GetOrientation() );

 if( aCadstarAttrLoc.Mirror ) // If mirroring, invert angle to match CADSTAR
 txt->SetTextAngle( -txt->GetTextAngle() );

 TEXTCODE tc = getTextCode( aCadstarAttrLoc.TextCodeID );

 txt->SetTextThickness( getKiCadLength( tc.LineWidth ) );

 wxSize txtSize;
 txtSize.x = getKiCadLength( tc.Width );

 // The width is zero for all non-cadstar fonts. Using a width equal to the height seems
 // to work well for most fonts.
 if( txtSize.x == 0 )
 txtSize.x = getKiCadLength( tc.Height );

 txtSize.y = KiROUND( TXT_HEIGHT_RATIO * (double) getKiCadLength( tc.Height ) );
 txt->SetTextSize( txtSize );
 txt->SetKeepUpright( false ); //Keeping it upright seems to result in incorrect orientation

 switch( aCadstarAttrLoc.Alignment )
 {
 case ALIGNMENT::NO_ALIGNMENT: // Default for Single line text is Bottom Left
 FixTextPositionNoAlignment( txt );
 KI_FALLTHROUGH;
 case ALIGNMENT::BOTTOMLEFT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
 break;

 case ALIGNMENT::BOTTOMCENTER:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
 break;

 case ALIGNMENT::BOTTOMRIGHT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 break;

 case ALIGNMENT::CENTERLEFT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
 break;

 case ALIGNMENT::CENTERCENTER:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
 break;

 case ALIGNMENT::CENTERRIGHT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 break;

 case ALIGNMENT::TOPLEFT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
 break;

 case ALIGNMENT::TOPCENTER:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
 break;

 case ALIGNMENT::TOPRIGHT:
 txt->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
 txt->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
 break;

 default:
 wxFAIL_MSG( wxT( "Unknown Alignment - needs review!" ) );
 }

 //TODO Handle different font types when KiCad can support it.
}


void CADSTAR_PCB_ARCHIVE_LOADER::applyRouteOffset( wxPoint* aPointToOffset,
 const wxPoint& aRefPoint,
 const long& aOffsetAmount )
{
 VECTOR2I v( *aPointToOffset - aRefPoint );
 int newLength = v.EuclideanNorm() - aOffsetAmount;

 if( newLength > 0 )
 {
 VECTOR2I offsetted = v.Resize( newLength ) + VECTOR2I( aRefPoint );
 aPointToOffset->x = offsetted.x;
 aPointToOffset->y = offsetted.y;
 }
 else
 {
 *aPointToOffset = aRefPoint; // zero length track. Needs to be removed to mimmick
 // cadstar behaviour
 }
}


int CADSTAR_PCB_ARCHIVE_LOADER::getLineThickness( const LINECODE_ID& aCadstarLineCodeID )
{
 wxCHECK( Assignments.Codedefs.LineCodes.find( aCadstarLineCodeID )
 != Assignments.Codedefs.LineCodes.end(),
 m_board->GetDesignSettings().GetLineThickness( PCB_LAYER_ID::Edge_Cuts ) );

 return getKiCadLength( Assignments.Codedefs.LineCodes.at( aCadstarLineCodeID ).Width );
}


CADSTAR_PCB_ARCHIVE_LOADER::COPPERCODE CADSTAR_PCB_ARCHIVE_LOADER::getCopperCode(
 const COPPERCODE_ID& aCadstaCopperCodeID )
{
 wxCHECK( Assignments.Codedefs.CopperCodes.find( aCadstaCopperCodeID )
 != Assignments.Codedefs.CopperCodes.end(),
 COPPERCODE() );

 return Assignments.Codedefs.CopperCodes.at( aCadstaCopperCodeID );
}


CADSTAR_PCB_ARCHIVE_LOADER::TEXTCODE CADSTAR_PCB_ARCHIVE_LOADER::getTextCode(
 const TEXTCODE_ID& aCadstarTextCodeID )
{
 wxCHECK( Assignments.Codedefs.TextCodes.find( aCadstarTextCodeID )
 != Assignments.Codedefs.TextCodes.end(),
 TEXTCODE() );

 return Assignments.Codedefs.TextCodes.at( aCadstarTextCodeID );
}


CADSTAR_PCB_ARCHIVE_LOADER::PADCODE CADSTAR_PCB_ARCHIVE_LOADER::getPadCode(
 const PADCODE_ID& aCadstarPadCodeID )
{
 wxCHECK( Assignments.Codedefs.PadCodes.find( aCadstarPadCodeID )
 != Assignments.Codedefs.PadCodes.end(),
 PADCODE() );

 return Assignments.Codedefs.PadCodes.at( aCadstarPadCodeID );
}


CADSTAR_PCB_ARCHIVE_LOADER::VIACODE CADSTAR_PCB_ARCHIVE_LOADER::getViaCode(
 const VIACODE_ID& aCadstarViaCodeID )
{
 wxCHECK( Assignments.Codedefs.ViaCodes.find( aCadstarViaCodeID )
 != Assignments.Codedefs.ViaCodes.end(),
 VIACODE() );

 return Assignments.Codedefs.ViaCodes.at( aCadstarViaCodeID );
}


CADSTAR_PCB_ARCHIVE_LOADER::LAYERPAIR CADSTAR_PCB_ARCHIVE_LOADER::getLayerPair(
 const LAYERPAIR_ID& aCadstarLayerPairID )
{
 wxCHECK( Assignments.Codedefs.LayerPairs.find( aCadstarLayerPairID )
 != Assignments.Codedefs.LayerPairs.end(),
 LAYERPAIR() );

 return Assignments.Codedefs.LayerPairs.at( aCadstarLayerPairID );
}


wxString CADSTAR_PCB_ARCHIVE_LOADER::getAttributeName( const ATTRIBUTE_ID& aCadstarAttributeID )
{
 wxCHECK( Assignments.Codedefs.AttributeNames.find( aCadstarAttributeID )
 != Assignments.Codedefs.AttributeNames.end(),
 wxEmptyString );

 return Assignments.Codedefs.AttributeNames.at( aCadstarAttributeID ).Name;
}


wxString CADSTAR_PCB_ARCHIVE_LOADER::getAttributeValue( const ATTRIBUTE_ID& aCadstarAttributeID,
 const std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE>& aCadstarAttributeMap )
{
 wxCHECK( aCadstarAttributeMap.find( aCadstarAttributeID ) != aCadstarAttributeMap.end(),
 wxEmptyString );

 return aCadstarAttributeMap.at( aCadstarAttributeID ).Value;
}


CADSTAR_PCB_ARCHIVE_LOADER::LAYER_TYPE
CADSTAR_PCB_ARCHIVE_LOADER::getLayerType( const LAYER_ID aCadstarLayerID )
{
 if( Assignments.Layerdefs.Layers.find( aCadstarLayerID ) != Assignments.Layerdefs.Layers.end() )
 {
 return Assignments.Layerdefs.Layers.at( aCadstarLayerID ).Type;
 }

 return LAYER_TYPE::UNDEFINED;
}


CADSTAR_PCB_ARCHIVE_LOADER::PART CADSTAR_PCB_ARCHIVE_LOADER::getPart(
 const PART_ID& aCadstarPartID )
{
 wxCHECK( Parts.PartDefinitions.find( aCadstarPartID ) != Parts.PartDefinitions.end(), PART() );

 return Parts.PartDefinitions.at( aCadstarPartID );
}


CADSTAR_PCB_ARCHIVE_LOADER::ROUTECODE CADSTAR_PCB_ARCHIVE_LOADER::getRouteCode(
 const ROUTECODE_ID& aCadstarRouteCodeID )
{
 wxCHECK( Assignments.Codedefs.RouteCodes.find( aCadstarRouteCodeID )
 != Assignments.Codedefs.RouteCodes.end(),
 ROUTECODE() );

 return Assignments.Codedefs.RouteCodes.at( aCadstarRouteCodeID );
}


CADSTAR_PCB_ARCHIVE_LOADER::HATCHCODE CADSTAR_PCB_ARCHIVE_LOADER::getHatchCode(
 const HATCHCODE_ID& aCadstarHatchcodeID )
{
 wxCHECK( Assignments.Codedefs.HatchCodes.find( aCadstarHatchcodeID )
 != Assignments.Codedefs.HatchCodes.end(),
 HATCHCODE() );

 return Assignments.Codedefs.HatchCodes.at( aCadstarHatchcodeID );
}


double CADSTAR_PCB_ARCHIVE_LOADER::getHatchCodeAngleDegrees(
 const HATCHCODE_ID& aCadstarHatchcodeID )
{
 checkAndLogHatchCode( aCadstarHatchcodeID );
 HATCHCODE hcode = getHatchCode( aCadstarHatchcodeID );

 if( hcode.Hatches.size() < 1 )
 return m_board->GetDesignSettings().GetDefaultZoneSettings().m_HatchOrientation;
 else
 return getAngleDegrees( hcode.Hatches.at( 0 ).OrientAngle );
}


int CADSTAR_PCB_ARCHIVE_LOADER::getKiCadHatchCodeThickness(
 const HATCHCODE_ID& aCadstarHatchcodeID )
{
 checkAndLogHatchCode( aCadstarHatchcodeID );
 HATCHCODE hcode = getHatchCode( aCadstarHatchcodeID );

 if( hcode.Hatches.size() < 1 )
 return m_board->GetDesignSettings().GetDefaultZoneSettings().m_HatchThickness;
 else
 return getKiCadLength( hcode.Hatches.at( 0 ).LineWidth );
}


int CADSTAR_PCB_ARCHIVE_LOADER::getKiCadHatchCodeGap( const HATCHCODE_ID& aCadstarHatchcodeID )
{
 checkAndLogHatchCode( aCadstarHatchcodeID );
 HATCHCODE hcode = getHatchCode( aCadstarHatchcodeID );

 if( hcode.Hatches.size() < 1 )
 return m_board->GetDesignSettings().GetDefaultZoneSettings().m_HatchGap;
 else
 return getKiCadLength( hcode.Hatches.at( 0 ).Step );
}


PCB_GROUP* CADSTAR_PCB_ARCHIVE_LOADER::getKiCadGroup( const GROUP_ID& aCadstarGroupID )
{
 wxCHECK( m_groupMap.find( aCadstarGroupID ) != m_groupMap.end(), nullptr );

 return m_groupMap.at( aCadstarGroupID );
}


void CADSTAR_PCB_ARCHIVE_LOADER::checkAndLogHatchCode( const HATCHCODE_ID& aCadstarHatchcodeID )
{
 if( m_hatchcodesTested.find( aCadstarHatchcodeID ) != m_hatchcodesTested.end() )
 {
 return; //already checked
 }
 else
 {
 HATCHCODE hcode = getHatchCode( aCadstarHatchcodeID );

 if( hcode.Hatches.size() != 2 )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR Hatching code '%s' has %d hatches defined. "
 "KiCad only supports 2 hatches (crosshatching) 90 degrees apart. "
 "The imported hatching is crosshatched." ),
 hcode.Name, (int) hcode.Hatches.size() ) );
 }
 else
 {
 if( hcode.Hatches.at( 0 ).LineWidth != hcode.Hatches.at( 1 ).LineWidth )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR Hatching code '%s' has different line widths for each "
 "hatch. KiCad only supports one width for the hatching. The imported "
 "hatching uses the width defined in the first hatch definition, i.e. "
 "%.2f mm." ),
 hcode.Name,
 (double) ( (double) getKiCadLength( hcode.Hatches.at( 0 ).LineWidth ) )
 / 1E6 ) );
 }

 if( hcode.Hatches.at( 0 ).Step != hcode.Hatches.at( 1 ).Step )
 {
 wxLogWarning( wxString::Format(
 _( "The CADSTAR Hatching code '%s' has different step sizes for each "
 "hatch. KiCad only supports one step size for the hatching. The imported "
 "hatching uses the step size defined in the first hatching definition, "
 "i.e. %.2f mm." ),
 hcode.Name,
 (double) ( (double) getKiCadLength( hcode.Hatches.at( 0 ).Step ) )
 / 1E6 ) );
 }

 if( abs( hcode.Hatches.at( 0 ).OrientAngle - hcode.Hatches.at( 1 ).OrientAngle )
  != 90000 )
 {
 wxLogWarning( wxString::Format(
 _( "The hatches in CADSTAR Hatching code '%s' have an angle "
 "difference of %.1f degrees. KiCad only supports hatching 90 "
 "degrees apart. The imported hatching has two hatches 90 "
 "degrees apart, oriented %.1f degrees from horizontal." ),
 hcode.Name,
 getAngleDegrees( abs( hcode.Hatches.at( 0 ).OrientAngle
 - hcode.Hatches.at( 1 ).OrientAngle ) ),
 getAngleDegrees( hcode.Hatches.at( 0 ).OrientAngle ) ) );
 }
 }

 m_hatchcodesTested.insert( aCadstarHatchcodeID );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::applyDimensionSettings( const DIMENSION& aCadstarDim,
 PCB_DIMENSION_BASE* aKiCadDim )
{
 UNITS dimensionUnits = aCadstarDim.LinearUnits;
 TEXTCODE txtCode = getTextCode( aCadstarDim.Text.TextCodeID );
 int correctedHeight = KiROUND( TXT_HEIGHT_RATIO * (double) getKiCadLength( txtCode.Height ) );
 wxSize txtSize( getKiCadLength( txtCode.Width ), correctedHeight );
 LINECODE linecode = Assignments.Codedefs.LineCodes.at( aCadstarDim.Line.LineCodeID );

 aKiCadDim->SetLayer( getKiCadLayer( aCadstarDim.LayerID ) );
 aKiCadDim->SetPrecision( aCadstarDim.Precision );
 aKiCadDim->SetStart( getKiCadPoint( aCadstarDim.ExtensionLineParams.Start ) );
 aKiCadDim->SetEnd( getKiCadPoint( aCadstarDim.ExtensionLineParams.End ) );
 aKiCadDim->SetExtensionOffset( getKiCadLength( aCadstarDim.ExtensionLineParams.Offset ) );
 aKiCadDim->SetLineThickness( getKiCadLength( linecode.Width ) );
 aKiCadDim->Text().SetTextThickness( getKiCadLength( txtCode.LineWidth ) );
 aKiCadDim->Text().SetTextSize( txtSize );

 // Find prefix and suffix:
 wxString prefix = wxEmptyString;
 wxString suffix = wxEmptyString;
 size_t startpos = aCadstarDim.Text.Text.Find( wxT( "<@DISTANCE" ) );

 if( startpos != wxNOT_FOUND )
 {
 prefix = ParseTextFields( aCadstarDim.Text.Text.SubString( 0, startpos - 1 ), &m_context );
 wxString remainingStr = aCadstarDim.Text.Text.Mid( startpos );
 size_t endpos = remainingStr.Find( "@>" );
 suffix = ParseTextFields( remainingStr.Mid( endpos + 2 ), &m_context );
 }

 if( suffix.StartsWith( wxT( "mm" ) ) )
 {
 aKiCadDim->SetUnitsFormat( DIM_UNITS_FORMAT::BARE_SUFFIX );
 suffix = suffix.Mid( 2 );
 }
 else
 {
 aKiCadDim->SetUnitsFormat( DIM_UNITS_FORMAT::NO_SUFFIX );
 }

 aKiCadDim->SetPrefix( prefix );
 aKiCadDim->SetSuffix( suffix );

 if( aCadstarDim.LinearUnits == UNITS::DESIGN )
 {
 // For now we will hardcode the units as per the original CADSTAR design.
 // TODO: update this when KiCad supports design units
 aKiCadDim->SetPrecision( Assignments.Technology.UnitDisplPrecision );
 dimensionUnits = Assignments.Technology.Units;
 }

 switch( dimensionUnits )
 {
 case UNITS::METER:
 case UNITS::CENTIMETER:
 case UNITS::MICROMETRE:
 wxLogWarning( wxString::Format( _( "Dimension ID %s uses a type of unit that "
 "is not supported in KiCad. Millimeters were "
 "applied instead." ),
 aCadstarDim.ID ) );
 KI_FALLTHROUGH;
 case UNITS::MM:
 aKiCadDim->SetUnitsMode( DIM_UNITS_MODE::MILLIMETRES );
 break;

 case UNITS::INCH:
 aKiCadDim->SetUnitsMode( DIM_UNITS_MODE::INCHES );
 break;

 case UNITS::THOU:
 aKiCadDim->SetUnitsMode( DIM_UNITS_MODE::MILS );
 break;

 case UNITS::DESIGN:
 wxFAIL_MSG( wxT( "We should have handled design units before coming here!" ) );
 break;
 }
}

bool CADSTAR_PCB_ARCHIVE_LOADER::calculateZonePriorities( PCB_LAYER_ID& aLayer )
{
 std::map<TEMPLATE_ID, std::set<TEMPLATE_ID>> winningOverlaps;

 auto inflateValue =
 [&]( ZONE* aZoneA, ZONE* aZoneB )
 {
 int extra = getKiCadLength( Assignments.Codedefs.SpacingCodes.at( wxT( "C_C" ) ).Spacing )
 - m_board->GetDesignSettings().m_MinClearance;

 int retval = std::max( aZoneA->GetLocalClearance(), aZoneB->GetLocalClearance() );

 retval += extra;

 return retval;
 };

 // Find the error in fill area when guessing that aHigherZone gets filled before aLowerZone
 auto errorArea =
 [&]( ZONE* aLowerZone, ZONE* aHigherZone ) -> double
 {
 SHAPE_POLY_SET intersectShape( *aHigherZone->Outline() );
 intersectShape.Inflate( inflateValue( aLowerZone, aHigherZone ) , 32 );

 SHAPE_POLY_SET lowerZoneFill( aLowerZone->GetFilledPolysList( aLayer ) );

 SHAPE_POLY_SET lowerZoneOutline( *aLowerZone->Outline() );

 lowerZoneOutline.BooleanSubtract( intersectShape,
 SHAPE_POLY_SET::PM_FAST );

 lowerZoneFill.BooleanSubtract( lowerZoneOutline,
 SHAPE_POLY_SET::PM_FAST );

 double leftOverArea = lowerZoneFill.Area();

 return leftOverArea;
 };

 auto intersectionAreaOfZoneOutlines =
 [&]( ZONE* aZoneA, ZONE* aZoneB ) -> double
 {
 SHAPE_POLY_SET outLineA( *aZoneA->Outline() );
 outLineA.Inflate( inflateValue( aZoneA, aZoneB ), 32 );

 SHAPE_POLY_SET outLineB( *aZoneA->Outline() );
 outLineB.Inflate( inflateValue( aZoneA, aZoneB ), 32 );

 outLineA.BooleanIntersection( outLineB, SHAPE_POLY_SET::PM_FAST );

 return outLineA.Area();
 };

 // Lambda to determine if the zone with template ID 'a' is lower priority than 'b'
 auto isLowerPriority =
 [&]( const TEMPLATE_ID& a, const TEMPLATE_ID& b ) -> bool
 {
 return winningOverlaps[b].count( a ) > 0;
 };

 for( std::map<TEMPLATE_ID, ZONE*>::iterator it1 = m_zonesMap.begin();
 it1 != m_zonesMap.end(); ++it1 )
 {
 TEMPLATE& thisTemplate = Layout.Templates.at( it1->first );
 ZONE* thisZone = it1->second;

 if( !thisZone->GetLayerSet().Contains( aLayer ) )
 continue;

 for( std::map<TEMPLATE_ID, ZONE*>::iterator it2 = it1;
 it2 != m_zonesMap.end(); ++it2 )
 {
 TEMPLATE& otherTemplate = Layout.Templates.at( it2->first );
 ZONE* otherZone = it2->second;

 if( thisTemplate.ID == otherTemplate.ID )
 continue;

 if( !otherZone->GetLayerSet().Contains( aLayer ) )
 {
 checkPoint();
 continue;
 }

 if( intersectionAreaOfZoneOutlines( thisZone, otherZone ) == 0 )
 {
 checkPoint();
 continue; // The zones do not interact in any way
 }

 SHAPE_POLY_SET thisZonePolyFill = thisZone->GetFilledPolysList( aLayer );
 SHAPE_POLY_SET otherZonePolyFill = otherZone->GetFilledPolysList( aLayer );

 if( thisZonePolyFill.Area() > 0.0 && otherZonePolyFill.Area() > 0.0 )
 {
 // Test if this zone were lower priority than other zone, what is the error?
 double areaThis = errorArea( thisZone, otherZone );
 // Viceversa
 double areaOther = errorArea( otherZone, thisZone );

 if( areaThis > areaOther )
 {
 // thisTemplate is filled before otherTemplate
 winningOverlaps[thisTemplate.ID].insert( otherTemplate.ID );
 }
 else
 {
 // thisTemplate is filled AFTER otherTemplate
 winningOverlaps[otherTemplate.ID].insert( thisTemplate.ID );
 }
 }
 else if( thisZonePolyFill.Area() > 0.0 )
 {
 // The other template is not filled, this one wins
 winningOverlaps[thisTemplate.ID].insert( otherTemplate.ID );
  }
 else if( otherZonePolyFill.Area() > 0.0 )
 {
 // This template is not filled, the other one wins
 winningOverlaps[otherTemplate.ID].insert( thisTemplate.ID );
 }
 else
 {
 // Neither of the templates is poured - use zone outlines instead (bigger outlines
 // get a lower priority)
 if( intersectionAreaOfZoneOutlines( thisZone, otherZone ) != 0 )
 {
 if( thisZone->Outline()->Area() > otherZone->Outline()->Area() )
 winningOverlaps[otherTemplate.ID].insert( thisTemplate.ID );
 else
 winningOverlaps[thisTemplate.ID].insert( otherTemplate.ID );
 }
 }

 checkPoint();
 }
 }

 // Build a set of unique TEMPLATE_IDs of all the zones that intersect with another one
 std::set<TEMPLATE_ID> intersectingIDs;

 for( const std::pair<TEMPLATE_ID, std::set<TEMPLATE_ID>>& idPair : winningOverlaps )
 {
 intersectingIDs.insert( idPair.first );
 intersectingIDs.insert( idPair.second.begin(), idPair.second.end() );
 }

 // Now store them in a vector
 std::vector<TEMPLATE_ID> sortedIDs;

 for( const TEMPLATE_ID& id : intersectingIDs )
 {
 sortedIDs.push_back( id );
 }

 // sort by priority
 std::sort( sortedIDs.begin(), sortedIDs.end(), isLowerPriority );

 TEMPLATE_ID prevID = wxEmptyString;

 for( const TEMPLATE_ID& id : sortedIDs )
 {
 if( prevID.IsEmpty() )
 {
 prevID = id;
 continue;
 }

 wxASSERT( !isLowerPriority( id, prevID ) );

 int newPriority = m_zonesMap.at( prevID )->GetPriority();

 // Only increase priority of the current zone
 if( isLowerPriority( prevID, id ) )
 newPriority++;

 m_zonesMap.at( id )->SetPriority( newPriority );
 prevID = id;
 }

 // Verify
 for( const std::pair<TEMPLATE_ID, std::set<TEMPLATE_ID>>& idPair : winningOverlaps )
 {
 const TEMPLATE_ID& winningID = idPair.first;

 for( const TEMPLATE_ID& losingID : idPair.second )
 {
 if( m_zonesMap.at( losingID )->GetPriority()
 > m_zonesMap.at( winningID )->GetPriority() )
 {
 return false;
 }
 }
 }

 return true;
}


FOOTPRINT* CADSTAR_PCB_ARCHIVE_LOADER::getFootprintFromCadstarID(
 const COMPONENT_ID& aCadstarComponentID )
{
 if( m_componentMap.find( aCadstarComponentID ) == m_componentMap.end() )
 return nullptr;
 else
 return m_componentMap.at( aCadstarComponentID );
}


wxPoint CADSTAR_PCB_ARCHIVE_LOADER::getKiCadPoint( const wxPoint& aCadstarPoint )
{
 wxPoint retval;

 retval.x = ( aCadstarPoint.x - m_designCenter.x ) * KiCadUnitMultiplier;
 retval.y = -( aCadstarPoint.y - m_designCenter.y ) * KiCadUnitMultiplier;

 return retval;
}


double CADSTAR_PCB_ARCHIVE_LOADER::getPolarAngle( const wxPoint& aPoint )
{
 return NormalizeAnglePos( ArcTangente( aPoint.y, aPoint.x ) );
}


NETINFO_ITEM* CADSTAR_PCB_ARCHIVE_LOADER::getKiCadNet( const NET_ID& aCadstarNetID )
{
 if( aCadstarNetID.IsEmpty() )
 {
 return nullptr;
 }
 else if( m_netMap.find( aCadstarNetID ) != m_netMap.end() )
 {
 return m_netMap.at( aCadstarNetID );
 }
 else
 {
 wxCHECK( Layout.Nets.find( aCadstarNetID ) != Layout.Nets.end(), nullptr );

 NET_PCB csNet = Layout.Nets.at( aCadstarNetID );
 wxString newName = csNet.Name;

 if( csNet.Name.IsEmpty() )
 {
 if( csNet.Pins.size() > 0 )
 {
 // Create default KiCad net naming:

 NET_PCB::PIN firstPin = ( *csNet.Pins.begin() ).second;
 //we should have already loaded the component with loadComponents() :
 FOOTPRINT* m = getFootprintFromCadstarID( firstPin.ComponentID );
 newName = wxT( "Net-(" );
 newName << m->Reference().GetText();
 newName << wxT( "-Pad" ) << wxString::Format( wxT( "%ld" ), firstPin.PadID );
 newName << wxT( ")" );
 }
 else
 {
 wxFAIL_MSG( wxT( "A net with no pins associated?" ) );
 newName = wxT( "csNet-" );
 newName << wxString::Format( wxT( "%i" ), csNet.SignalNum );
 }
 }

 if( !m_doneNetClassWarning && !csNet.NetClassID.IsEmpty()
 && csNet.NetClassID != wxT( "NONE" ) )
 {
 wxLogMessage( _( "The CADSTAR design contains nets with a 'Net Class' assigned. KiCad "
 "does not have an equivalent to CADSTAR's Net Class so these elements "
 "were not imported. Note: KiCad's version of 'Net Class' is closer to "
 "CADSTAR's 'Net Route Code' (which has been imported for all nets)." ) );
 m_doneNetClassWarning = true;
 }

 if( !m_doneSpacingClassWarning && !csNet.SpacingClassID.IsEmpty()
 && csNet.SpacingClassID != wxT( "NONE" ) )
 {
 wxLogWarning( _( "The CADSTAR design contains nets with a 'Spacing Class' assigned. "
 "KiCad does not have an equivalent to CADSTAR's Spacing Class so "
 "these elements were not imported. Please review the design rules as "
 "copper pours will affected by this." ) );
 m_doneSpacingClassWarning = true;
 }

 NETINFO_ITEM* netInfo = new NETINFO_ITEM( m_board, newName, ++m_numNets );
 NETCLASSPTR netclass;

 std::tuple<ROUTECODE_ID, NETCLASS_ID, SPACING_CLASS_ID> key = { csNet.RouteCodeID,
 csNet.NetClassID,
 csNet.SpacingClassID };

 if( m_netClassMap.find( key ) != m_netClassMap.end() )
 {
 netclass = m_netClassMap.at( key );
 }
 else
 {
 wxString netClassName;


 ROUTECODE rc = getRouteCode( csNet.RouteCodeID );
 netClassName += wxT( "Route code: " ) + rc.Name;

 if( !csNet.NetClassID.IsEmpty() )
  {
 CADSTAR_NETCLASS nc = Assignments.Codedefs.NetClasses.at( csNet.NetClassID );
 netClassName += wxT( " | Net class: " ) + nc.Name;
 }

 if( !csNet.SpacingClassID.IsEmpty() )
 {
 SPCCLASSNAME sp = Assignments.Codedefs.SpacingClassNames.at( csNet.SpacingClassID );
 netClassName += wxT( " | Spacing class: " ) + sp.Name;
 }

 netclass.reset( new NETCLASS( *m_board->GetDesignSettings().GetDefault() ) );
 netclass->SetName( netClassName );
 m_board->GetDesignSettings().GetNetClasses().Add( netclass );
 netclass->SetTrackWidth( getKiCadLength( rc.OptimalWidth ) );
 m_netClassMap.insert( { key, netclass } );
 }

 netclass->Add( newName );
 netInfo->SetNetClass( netclass );
 m_board->Add( netInfo, ADD_MODE::APPEND );
 m_netMap.insert( { aCadstarNetID, netInfo } );
 return netInfo;
 }

 return nullptr;
}


PCB_LAYER_ID CADSTAR_PCB_ARCHIVE_LOADER::getKiCadCopperLayerID( unsigned int aLayerNum,
 bool aDetectMaxLayer )
{
 if( aDetectMaxLayer && aLayerNum == m_numCopperLayers )
 return PCB_LAYER_ID::B_Cu;

 switch( aLayerNum )
 {
 case 1: return PCB_LAYER_ID::F_Cu;
 case 2: return PCB_LAYER_ID::In1_Cu;
 case 3: return PCB_LAYER_ID::In2_Cu;
 case 4: return PCB_LAYER_ID::In3_Cu;
 case 5: return PCB_LAYER_ID::In4_Cu;
 case 6: return PCB_LAYER_ID::In5_Cu;
 case 7: return PCB_LAYER_ID::In6_Cu;
 case 8: return PCB_LAYER_ID::In7_Cu;
 case 9: return PCB_LAYER_ID::In8_Cu;
 case 10: return PCB_LAYER_ID::In9_Cu;
 case 11: return PCB_LAYER_ID::In10_Cu;
 case 12: return PCB_LAYER_ID::In11_Cu;
 case 13: return PCB_LAYER_ID::In12_Cu;
 case 14: return PCB_LAYER_ID::In13_Cu;
 case 15: return PCB_LAYER_ID::In14_Cu;
 case 16: return PCB_LAYER_ID::In15_Cu;
 case 17: return PCB_LAYER_ID::In16_Cu;
 case 18: return PCB_LAYER_ID::In17_Cu;
 case 19: return PCB_LAYER_ID::In18_Cu;
 case 20: return PCB_LAYER_ID::In19_Cu;
 case 21: return PCB_LAYER_ID::In20_Cu;
 case 22: return PCB_LAYER_ID::In21_Cu;
 case 23: return PCB_LAYER_ID::In22_Cu;
 case 24: return PCB_LAYER_ID::In23_Cu;
 case 25: return PCB_LAYER_ID::In24_Cu;
 case 26: return PCB_LAYER_ID::In25_Cu;
 case 27: return PCB_LAYER_ID::In26_Cu;
 case 28: return PCB_LAYER_ID::In27_Cu;
 case 29: return PCB_LAYER_ID::In28_Cu;
 case 30: return PCB_LAYER_ID::In29_Cu;
 case 31: return PCB_LAYER_ID::In30_Cu;
 case 32: return PCB_LAYER_ID::B_Cu;
 }

 return PCB_LAYER_ID::UNDEFINED_LAYER;
}


bool CADSTAR_PCB_ARCHIVE_LOADER::isLayerSet( const LAYER_ID& aCadstarLayerID )
{
 wxCHECK( Assignments.Layerdefs.Layers.find( aCadstarLayerID )
 != Assignments.Layerdefs.Layers.end(),
 false );

 LAYER& layer = Assignments.Layerdefs.Layers.at( aCadstarLayerID );

 switch( layer.Type )
 {
 case LAYER_TYPE::ALLDOC:
 case LAYER_TYPE::ALLELEC:
 case LAYER_TYPE::ALLLAYER:
 return true;

 default:
 return false;
 }

 return false;
}


PCB_LAYER_ID CADSTAR_PCB_ARCHIVE_LOADER::getKiCadLayer( const LAYER_ID& aCadstarLayerID )
{
 if( getLayerType( aCadstarLayerID ) == LAYER_TYPE::NOLAYER )
 {
 //The "no layer" is common for CADSTAR documentation symbols
 //map it to undefined layer for later processing
 return PCB_LAYER_ID::UNDEFINED_LAYER;
 }

 wxCHECK( m_layermap.find( aCadstarLayerID ) != m_layermap.end(),
 PCB_LAYER_ID::UNDEFINED_LAYER );

 return m_layermap.at( aCadstarLayerID );
}


LSET CADSTAR_PCB_ARCHIVE_LOADER::getKiCadLayerSet( const LAYER_ID& aCadstarLayerID )
{
 LAYER_TYPE layerType = getLayerType( aCadstarLayerID );

 switch( layerType )
 {
 case LAYER_TYPE::ALLDOC:
 return LSET( 4, PCB_LAYER_ID::Dwgs_User, PCB_LAYER_ID::Cmts_User, PCB_LAYER_ID::Eco1_User,
 PCB_LAYER_ID::Eco2_User );

 case LAYER_TYPE::ALLELEC:
 return LSET::AllCuMask( m_numCopperLayers );

 case LAYER_TYPE::ALLLAYER:
 return LSET::AllLayersMask()
 ^ ( LSET::AllCuMask( m_numCopperLayers ) ^ LSET::AllCuMask( MAX_CU_LAYERS ) )
 ^ ( LSET( PCB_LAYER_ID::Rescue ) );

 default:
 return LSET( getKiCadLayer( aCadstarLayerID ) );
 }
}


void CADSTAR_PCB_ARCHIVE_LOADER::addToGroup(
 const GROUP_ID& aCadstarGroupID, BOARD_ITEM* aKiCadItem )
{
 wxCHECK( m_groupMap.find( aCadstarGroupID ) != m_groupMap.end(), );

 PCB_GROUP* parentGroup = m_groupMap.at( aCadstarGroupID );
 parentGroup->AddItem( aKiCadItem );
}


CADSTAR_PCB_ARCHIVE_LOADER::GROUP_ID CADSTAR_PCB_ARCHIVE_LOADER::createUniqueGroupID(
 const wxString& aName )
{
 wxString groupName = aName;
 int num = 0;

 while( m_groupMap.find( groupName ) != m_groupMap.end() )
 {
 groupName = aName + wxT( "_" ) + wxString::Format( wxT( "%i" ), ++num );
 }

 PCB_GROUP* docSymGroup = new PCB_GROUP( m_board );
 m_board->Add( docSymGroup );
 docSymGroup->SetName( groupName );
 GROUP_ID groupID( groupName );
 m_groupMap.insert( { groupID, docSymGroup } );

 return groupID;
}