cadstar_archive_parser.h

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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/>.
 */
 
#ifndef CADSTAR_ARCHIVE_PARSER_H_
#define CADSTAR_ARCHIVE_PARSER_H_
 
#include <richio.h>
#include <wx/string.h>
#include <functional>
#include <map>
#include <set>
#include <vector>
#include <xnode.h>
 
#include <math/vector2d.h>
#include <io/cadstar/cadstar_archive_objects.h>
 
// THROW_IO_ERROR definitions to ensure consistent wording is used in the error messages
 
#define THROW_MISSING_NODE_IO_ERROR( nodename, location ) \
 THROW_IO_ERROR( wxString::Format( _( "Missing node '%s' in '%s'" ), nodename, location ) )
 
#define THROW_UNKNOWN_NODE_IO_ERROR( nodename, location ) \
 THROW_IO_ERROR( wxString::Format( _( "Unknown node '%s' in '%s'" ), nodename, location ) )
 
#define THROW_MISSING_PARAMETER_IO_ERROR( param, location ) \
 THROW_IO_ERROR( wxString::Format( _( "Missing Parameter '%s' in '%s'" ), param, location ) )
 
#define THROW_UNKNOWN_PARAMETER_IO_ERROR( param, location ) \
 THROW_IO_ERROR( wxString::Format( _( "Unknown Parameter '%s' in '%s'" ), param, location ) )
 
#define THROW_PARSING_IO_ERROR( param, location ) \
 THROW_IO_ERROR( wxString::Format( _( "Unable to parse '%s' in '%s'" ), param, location ) )
 
//=================================
// MACRO DEFINITIONS
//=================================
#define UNDEFINED_LAYER_ID ( LAYER_ID ) wxEmptyString
 
 
#define COMPONENT_NAME_ATTRID ( ATTRIBUTE_ID ) wxT( "__COMPONENT_NAME__" )
 
#define COMPONENT_NAME_2_ATTRID ( ATTRIBUTE_ID ) wxT( "__COMPONENT_NAME_2__" )
 
#define SYMBOL_NAME_ATTRID ( ATTRIBUTE_ID ) wxT( "__SYMBOL_NAME__" )
#define LINK_ORIGIN_ATTRID ( ATTRIBUTE_ID ) wxT( "__LINK_ORIGIN__" )
#define SIGNALNAME_ORIGIN_ATTRID ( ATTRIBUTE_ID ) wxT( "__SIGNALNAME_ORIGIN__" )
#define PART_NAME_ATTRID ( ATTRIBUTE_ID ) wxT( "__PART_NAME__" )
 
class EDA_TEXT;
class wxXmlAttribute;
class PROGRESS_REPORTER;
class SHAPE_LINE_CHAIN;
class SHAPE_POLY_SET;
class SHAPE_ARC;
 
class CADSTAR_ARCHIVE_PARSER
{
public:
 CADSTAR_ARCHIVE_PARSER() { m_progressReporter = nullptr; }
 
 virtual ~CADSTAR_ARCHIVE_PARSER() {}
 
 
 typedef wxString LINECODE_ID;
 typedef wxString HATCHCODE_ID;
 typedef wxString ROUTECODE_ID;
 typedef wxString NETCLASS_ID;
 typedef wxString SPACING_CLASS_ID;
 typedef wxString TEXTCODE_ID;
 typedef wxString LAYER_ID; 
 typedef wxString VARIANT_ID;
 typedef wxString ATTRIBUTE_ID;
 typedef wxString SYMDEF_ID;
 typedef wxString PART_ID;
 typedef wxString GATE_ID;
 typedef long TERMINAL_ID; 
 typedef long PART_DEFINITION_PIN_ID; 
 typedef long PART_PIN_ID; 
 typedef wxString TEXT_ID;
 typedef wxString FIGURE_ID;
 typedef wxString GROUP_ID;
 typedef wxString REUSEBLOCK_ID;
 typedef wxString NET_ID;
 typedef wxString NETELEMENT_ID;
 typedef wxString DOCUMENTATION_SYMBOL_ID;
 typedef wxString COLOR_ID;
 
 static const long UNDEFINED_VALUE = -1;
 
 static const double TXT_HEIGHT_RATIO;
 
 enum class TEXT_FIELD_NAME
 {
 DESIGN_TITLE,
 SHORT_JOBNAME,
 LONG_JOBNAME,
 NUM_OF_SHEETS,
 SHEET_NUMBER,
 SHEET_NAME,
 VARIANT_NAME,
 VARIANT_DESCRIPTION,
 REG_USER,
 COMPANY_NAME,
 CURRENT_USER,
 DATE,
 TIME,
 MACHINE_NAME,
 FROM_FILE,
 DISTANCE,
 UNITS_SHORT,
 UNITS_ABBREV,
 UNITS_FULL,
 HYPERLINK,
 NONE 
 };
 
 static const std::map<TEXT_FIELD_NAME, wxString> CADSTAR_TO_KICAD_FIELDS;
 
 
 struct PARSER_CONTEXT
 {
 std::map<wxString, wxString> FilenamesToTextMap;
 
 std::map<wxString, wxString> TextToHyperlinksMap;
 
 std::map<TEXT_FIELD_NAME, wxString> TextFieldToValuesMap;
 
 std::set<TEXT_FIELD_NAME> InconsistentTextFields;
 
 std::function<void()> CheckPointCallback = []() {};
 };
 
 static wxString ParseTextFields( const wxString& aTextString, PARSER_CONTEXT* aParserContext );
 
 
 struct PARSER
 {
 virtual void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) = 0;
 
 virtual ~PARSER() {};
 };
 
 
 struct FORMAT : PARSER
 {
 wxString Type;
 long SomeInt; 
 long Version; 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct TIMESTAMP : PARSER
 {
 long Year;
 long Month;
 long Day;
 long Hour;
 long Minute;
 long Second;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 //Note: there are possibly several other resolutions, but HUNDREDTH MICRON is only one known
 enum class RESOLUTION
 {
 HUNDREDTH_MICRON
 };
 
 
 struct HEADER : PARSER
 {
 FORMAT Format;
 wxString JobFile;
 wxString JobTitle;
 wxString Generator;
 RESOLUTION Resolution;
 TIMESTAMP Timestamp;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct VARIANT : PARSER 
 {
 VARIANT_ID ID = wxEmptyString;
 VARIANT_ID ParentID = wxEmptyString; 
 wxString Name = wxEmptyString;
 wxString Description = wxEmptyString;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct VARIANT_HIERARCHY : PARSER
 {
 std::map<VARIANT_ID, VARIANT> Variants;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 enum class LINESTYLE
 {
 SOLID,
 DASH,
 DASHDOT,
 DASHDOTDOT,
 DOT
 };
 
 
 struct LINECODE : PARSER
 {
 LINECODE_ID ID;
 wxString Name;
 long Width;
 LINESTYLE Style;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct HATCH : PARSER
 {
 long Step;
 long LineWidth;
 long OrientAngle; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct HATCHCODE : PARSER
 {
 HATCHCODE_ID ID;
 wxString Name;
 std::vector<HATCH> Hatches;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 static const long FONT_NORMAL = 400;
 static const long FONT_BOLD = 700;
 
 
 struct FONT : PARSER
 {
 wxString Name = wxT( "CADSTAR" );
 long Modifier1 = FONT_NORMAL; 
 long Modifier2 = 0; 
 bool KerningPairs =
 false; 
 bool Italic = false;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct TEXTCODE : PARSER
 {
 TEXTCODE_ID ID;
 wxString Name;
 long LineWidth;
 long Height;
 long Width; 
 FONT Font;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct ROUTEREASSIGN : PARSER
 {
 LAYER_ID LayerID;
 long OptimalWidth;
 long MinWidth;
 long MaxWidth;
 long NeckedWidth;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct ROUTECODE : PARSER
 {
 ROUTECODE_ID ID;
 wxString Name;
 long OptimalWidth;
 long MinWidth;
 long MaxWidth;
 long NeckedWidth;
 
 std::vector<ROUTEREASSIGN> RouteReassigns;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct EVALUE : PARSER
 {
 long Base = 0;
 long Exponent = 0;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 double GetDouble();
 };
 
 struct POINT : VECTOR2I, PARSER
 {
 POINT() : VECTOR2I( UNDEFINED_VALUE, UNDEFINED_VALUE ) {}
 POINT( int aX, int aY ) : VECTOR2I( aX, aY ) {}
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct LONGPOINT : PARSER
 {
 long x = UNDEFINED_VALUE;
 long y = UNDEFINED_VALUE;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct TRANSFORM
 {
 virtual VECTOR2I Apply( POINT aCadstarPoint ) = 0;
 };
 
 
 enum class VERTEX_TYPE
 {
 POINT,
 CLOCKWISE_ARC,
 CLOCKWISE_SEMICIRCLE,
 ANTICLOCKWISE_ARC,
 ANTICLOCKWISE_SEMICIRCLE
 };
 
 struct VERTEX : PARSER
 {
 VERTEX( VERTEX_TYPE aType = VERTEX_TYPE::POINT, POINT aEnd = POINT(), POINT aCenter = POINT() ) :
 Type( aType ), End( aEnd ), Center( aCenter )
 {}
 
 VERTEX_TYPE Type;
 POINT End;
 POINT Center;
 
 static bool IsVertex( XNODE* aNode );
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 
 void AppendToChain( SHAPE_LINE_CHAIN* aChainToAppendTo,
 const std::function<VECTOR2I( const VECTOR2I& )> aCadstarToKicadPointCallback,
 double aAccuracy ) const;
 
 SHAPE_ARC BuildArc( const VECTOR2I& aPrevPoint,
 const std::function<VECTOR2I( const VECTOR2I& )>
 aCadstarToKicadPointCallback ) const;
 };
 
 struct CUTOUT : PARSER
 {
 std::vector<VERTEX> Vertices;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 enum class SHAPE_TYPE
 {
 OPENSHAPE, 
 OUTLINE, 
 SOLID, 
 HATCHED 
 };
 
 
 struct SHAPE : PARSER
 {
 SHAPE_TYPE Type;
 std::vector<VERTEX> Vertices;
 std::vector<CUTOUT> Cutouts; 
 wxString HatchCodeID; 
 
 static bool IsShape( XNODE* aNode );
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 
 SHAPE_LINE_CHAIN OutlineAsChain( const std::function<VECTOR2I( const VECTOR2I& )>
 aCadstarToKicadPointCallback,
 double aAccuracy ) const;
 
 SHAPE_POLY_SET ConvertToPolySet( const std::function<VECTOR2I( const VECTOR2I& )>
 aCadstarToKicadPointCallback,
 double aAccuracy ) const;
 };
 
 
 enum class UNITS
 {
 DESIGN, 
 THOU,
 INCH,
 MICROMETRE,
 MM,
 CENTIMETER,
 METER
 };
 
 
 static UNITS ParseUnits( XNODE* aNode );
 
 
 enum class ANGUNITS
 {
 DEGREES,
 RADIANS
 };
 
 
 static ANGUNITS ParseAngunits( XNODE* aNode );
 
 
 enum class GRID_TYPE
 {
 FRACTIONALGRID, 
 STEPGRID 
 };
 
 
 struct GRID : PARSER
 {
 GRID_TYPE Type;
 wxString Name;
 long Param1; 
 long Param2; 
 
 static bool IsGrid( XNODE* aNode );
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct GRIDS : PARSER
 {
 GRID WorkingGrid;
 GRID ScreenGrid; 
 std::vector<GRID> UserGrids; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct SETTINGS : PARSER
 {
 UNITS Units; 
 long UnitDisplPrecision; 
 long InterlineGap; 
 long BarlineGap; 
 bool AllowBarredText = false; 
 long AngularPrecision; 
 
 long PinNoOffset; 
 long PinNoAngle; 
 
 LONGPOINT DesignOrigin;
 std::pair<POINT, POINT> DesignArea;
 LONGPOINT DesignRef; 
 LONGPOINT DesignLimit;
 
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 virtual void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 
 enum class ALIGNMENT
 {
 NO_ALIGNMENT, 
 TOPLEFT,
 TOPCENTER,
 TOPRIGHT,
 CENTERLEFT,
 CENTERCENTER,
 CENTERRIGHT,
 BOTTOMLEFT,
 BOTTOMCENTER,
 BOTTOMRIGHT
 };
 
 
 static ALIGNMENT ParseAlignment( XNODE* aNode );
 
 enum class JUSTIFICATION
 {
 LEFT,
 CENTER,
 RIGHT
 };
 
 
 static JUSTIFICATION ParseJustification( XNODE* aNode );
 
 enum class READABILITY
 {
 BOTTOM_TO_TOP, 
 TOP_TO_BOTTOM 
 };
 
 
 static READABILITY ParseReadability( XNODE* aNode );
 
 
 enum class ATTROWNER
 {
 ALL_ITEMS,
 AREA,
 BOARD,
 COMPONENT,
 CONNECTION,
 COPPER,
 DOCSYMBOL,
 FIGURE,
 NET,
 NETCLASS,
 PART, 
 PART_DEFINITION, 
 PIN,
 SIGNALREF,
 SYMBOL,
 SYMDEF,
 TEMPLATE,
 TESTPOINT
 };
 
 
 enum class ATTRUSAGE
 {
 BOTH, 
 COMPONENT, 
 PART_DEFINITION, 
 PART_LIBRARY, 
 SYMBOL, 
 UNDEFINED 
 };
 
 
 struct ATTRIBUTE_LOCATION : PARSER
 {
 TEXTCODE_ID TextCodeID;
 LAYER_ID LayerID;
 POINT Position;
 long OrientAngle = 0;
 bool Mirror = false;
 bool Fixed = false;
 JUSTIFICATION Justification =
 JUSTIFICATION::LEFT; 
 ALIGNMENT Alignment = ALIGNMENT::
 NO_ALIGNMENT; 
 
 void ParseIdentifiers( XNODE* aNode, PARSER_CONTEXT* aContext );
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 virtual void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct ATTRNAME : PARSER
 {
 struct COLUMNORDER : PARSER
 {
 long ID;
 long Order;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct COLUMNWIDTH : PARSER
 {
 long ID;
 long Width;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 ATTRIBUTE_ID ID;
 wxString Name; 
 ATTROWNER AttributeOwner = ATTROWNER::ALL_ITEMS;
 ATTRUSAGE AttributeUsage = ATTRUSAGE::UNDEFINED;
 bool NoTransfer = false; 
 std::vector<COLUMNORDER> ColumnOrders;
 std::vector<COLUMNWIDTH> ColumnWidths;
 bool ColumnInvisible = false;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct ATTRIBUTE_VALUE : PARSER
 {
 ATTRIBUTE_ID AttributeID;
 wxString Value;
 bool ReadOnly = false;
 bool HasLocation = false; 
 ATTRIBUTE_LOCATION AttributeLocation;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct TEXT_LOCATION : ATTRIBUTE_LOCATION
 {
 TEXT_LOCATION()
 {
 // The default alignment for TEXT_LOCATION (when "NO_ALIGNMENT" is selected) is
 // Bottom left, matching CADSTAR's default behaviour
 Alignment = ALIGNMENT::BOTTOMLEFT;
 }
 ATTRIBUTE_ID AttributeID;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct CADSTAR_NETCLASS : PARSER
 {
 NETCLASS_ID ID;
 wxString Name;
 std::vector<ATTRIBUTE_VALUE> Attributes;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct SPCCLASSNAME : PARSER
 {
 SPACING_CLASS_ID ID;
 wxString Name;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct CODEDEFS : PARSER
 {
 std::map<LINECODE_ID, LINECODE> LineCodes;
 std::map<HATCHCODE_ID, HATCHCODE> HatchCodes;
 std::map<TEXTCODE_ID, TEXTCODE> TextCodes;
 std::map<ROUTECODE_ID, ROUTECODE> RouteCodes;
 std::map<ATTRIBUTE_ID, ATTRNAME> AttributeNames;
 std::map<NETCLASS_ID, CADSTAR_NETCLASS> NetClasses;
 std::map<SPACING_CLASS_ID, SPCCLASSNAME> SpacingClassNames;
 
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 };
 
 enum class SWAP_RULE
 {
 NO_SWAP, 
 USE_SWAP_LAYER, 
 BOTH 
 };
 
 
 static SWAP_RULE ParseSwapRule( XNODE* aNode );
 
 
 struct REUSEBLOCK : PARSER
 {
 REUSEBLOCK_ID ID;
 wxString Name;
 wxString FileName; 
 bool Mirror = false;
 long OrientAngle = 0;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct REUSEBLOCKREF : PARSER
 {
 REUSEBLOCK_ID ReuseBlockID = wxEmptyString;
 wxString ItemReference = wxEmptyString; 
 
 bool IsEmpty(); 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct GROUP : PARSER
 {
 GROUP_ID ID;
 wxString Name;
 bool Fixed = false;
 bool Transfer = false; 
 GROUP_ID GroupID = wxEmptyString; 
 REUSEBLOCKREF ReuseBlockRef;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct FIGURE : PARSER
 {
 FIGURE_ID ID;
 LINECODE_ID LineCodeID;
 LAYER_ID LayerID;
 SHAPE Shape; //< Uses the component's coordinate frame if within a component
 //< definition, otherwise uses the design's coordinate frame.
 GROUP_ID GroupID = wxEmptyString; 
 REUSEBLOCKREF ReuseBlockRef;
 SWAP_RULE SwapRule = SWAP_RULE::BOTH; 
 bool Fixed = false;
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct TEXT : PARSER
 {
 TEXT_ID ID;
 wxString Text; //TODO: Need to lex/parse to identify design fields and hyperlinks
 TEXTCODE_ID TextCodeID;
 LAYER_ID LayerID;
 POINT Position;
 long OrientAngle = 0;
 bool Mirror = false;
 bool Fixed = false;
 SWAP_RULE SwapRule = SWAP_RULE::BOTH;
 JUSTIFICATION Justification =
 JUSTIFICATION::LEFT; 
 ALIGNMENT Alignment = ALIGNMENT::
 NO_ALIGNMENT; 
 GROUP_ID GroupID = wxEmptyString; 
 REUSEBLOCKREF ReuseBlockRef;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext, bool aParseFields );
 };
 
 
 struct SYMDEF : PARSER
 {
 SYMDEF_ID ID;
 wxString ReferenceName; 
 wxString Alternate; 
 POINT Origin; 
 bool Stub = false; 
 long Version = UNDEFINED_VALUE; 
 
 std::map<FIGURE_ID, FIGURE> Figures;
 std::map<TEXT_ID, TEXT> Texts;
 std::map<ATTRIBUTE_ID, TEXT_LOCATION> TextLocations; 
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues; 
 
 wxString BuildLibName() const;
 void ParseIdentifiers( XNODE* aNode, PARSER_CONTEXT* aContext );
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 };
 
 
 struct PART : PARSER
 {
 static CADSTAR_PIN_TYPE GetPinType( XNODE* aNode );
 
 struct DEFINITION : PARSER 
 {
 struct GATE : PARSER 
 {
 GATE_ID ID; 
 wxString Name; 
 wxString Alternate; 
 long PinCount; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct PIN : PARSER 
 {
 PART_DEFINITION_PIN_ID ID = UNDEFINED_VALUE;
 
 wxString Identifier = wxEmptyString; 
 wxString Name = wxEmptyString; 
 wxString Label = wxEmptyString; 
 wxString Signal = wxEmptyString; 
 GATE_ID TerminalGate; 
 TERMINAL_ID TerminalPin; 
 
 CADSTAR_PIN_TYPE Type = CADSTAR_PIN_TYPE::UNCOMMITTED; 
 
 long Load = UNDEFINED_VALUE; 
 CADSTAR_PIN_POSITION Position =
 CADSTAR_PIN_POSITION::TOP_RIGHT; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct PIN_EQUIVALENCE : PARSER 
 {
 std::vector<PART_DEFINITION_PIN_ID> PinIDs; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct SWAP_GATE : PARSER 
 {
 std::vector<PART_DEFINITION_PIN_ID> PinIDs; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct SWAP_GROUP : PARSER
 {
 wxString GateName =
 wxEmptyString; 
 
 bool External = false; 
 
 std::vector<SWAP_GATE> SwapGates; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 wxString Name; 
 bool HidePinNames =
 false; 
 
 long MaxPinCount =
 UNDEFINED_VALUE; 
 
 std::map<GATE_ID, GATE> GateSymbols;
 std::map<PART_DEFINITION_PIN_ID, PIN> Pins;
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues; 
 std::vector<PIN_EQUIVALENCE> PinEquivalences;
 std::vector<SWAP_GROUP> SwapGroups;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct PART_PIN : PARSER 
 {
 PART_PIN_ID ID;
 wxString Name = wxEmptyString;
 CADSTAR_PIN_TYPE Type = CADSTAR_PIN_TYPE::UNCOMMITTED;
 wxString Identifier = wxEmptyString;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 PART_ID ID;
 wxString Name;
 long Version;
 DEFINITION Definition;
 std::map<PART_PIN_ID, PART_PIN> PartPins; 
 
 bool HidePinNames = false; 
 
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues; 
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct PARTS : PARSER
 {
 std::map<PART_ID, PART> PartDefinitions;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct NET : PARSER
 {
 struct JUNCTION : PARSER 
 {
 NETELEMENT_ID ID; 
 LAYER_ID LayerID;
 POINT Location;
 GROUP_ID GroupID = wxEmptyString; 
 REUSEBLOCKREF ReuseBlockRef;
 bool Fixed = false;
 
 void ParseIdentifiers( XNODE* aNode, PARSER_CONTEXT* aContext );
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 virtual void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct CONNECTION : PARSER 
 {
 NETELEMENT_ID StartNode;
 NETELEMENT_ID EndNode;
 ROUTECODE_ID RouteCodeID;
 
 bool Fixed = false;
 bool Hidden = false;
 GROUP_ID GroupID = wxEmptyString; 
 REUSEBLOCKREF ReuseBlockRef;
 
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues; 
 void ParseIdentifiers( XNODE* aNode, PARSER_CONTEXT* aContext );
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 
 virtual ~CONNECTION() {}
 };
 
 NET_ID ID;
 ROUTECODE_ID RouteCodeID = wxEmptyString; 
 long SignalNum = UNDEFINED_VALUE; 
 wxString Name = wxEmptyString; 
 bool Highlight = false;
 
 std::map<NETELEMENT_ID, JUNCTION> Junctions;
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues;
 
 NETCLASS_ID NetClassID =
 wxEmptyString; 
 SPACING_CLASS_ID SpacingClassID =
 wxEmptyString; 
 
 void ParseIdentifiers( XNODE* aNode, PARSER_CONTEXT* aContext );
 bool ParseSubNode( XNODE* aChildNode, PARSER_CONTEXT* aContext );
 };
 
 
 struct DOCUMENTATION_SYMBOL : PARSER
 {
 DOCUMENTATION_SYMBOL_ID ID;
 
 SYMDEF_ID SymdefID; 
 LAYER_ID LayerID; 
 POINT Origin; 
 
 GROUP_ID GroupID = wxEmptyString; 
 REUSEBLOCKREF ReuseBlockRef;
 long OrientAngle = 0;
 bool Mirror = false;
 bool Fixed = false;
 READABILITY Readability = READABILITY::BOTTOM_TO_TOP;
 
 long ScaleRatioNumerator = 1; 
 long ScaleRatioDenominator = 1; 
 
 std::map<ATTRIBUTE_ID, ATTRIBUTE_VALUE> AttributeValues;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct DFLTSETTINGS : PARSER
 {
 COLOR_ID Color;
 bool IsVisible = true;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct ATTRCOL : PARSER
 {
 ATTRIBUTE_ID AttributeID;
 COLOR_ID Color;
 bool IsVisible = true;
 bool IsPickable = true;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct ATTRCOLORS : PARSER
 {
 DFLTSETTINGS DefaultSettings;
 std::map<ATTRIBUTE_ID, ATTRCOL> AttributeColors;
 
 bool IsVisible = true; // unclear what this represents - maybe all attributes are hidden?
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 
 struct PARTNAMECOL : PARSER
 {
 COLOR_ID Color;
 bool IsVisible = true;
 bool IsPickable = true;
 
 void Parse( XNODE* aNode, PARSER_CONTEXT* aContext ) override;
 };
 
 // HELPER FUNCTIONS: //
 
 
 static void InsertAttributeAtEnd( XNODE* aNode, wxString aValue );
 
 static XNODE* LoadArchiveFile( const wxString& aFileName, const wxString& aFileTypeIdentifier,
 PROGRESS_REPORTER* aProgressReporter = nullptr );
 
 static bool IsValidAttribute( wxXmlAttribute* aAttribute );
 
 static wxString GetXmlAttributeIDString(
 XNODE* aNode, unsigned int aID, bool aIsRequired = true );
 
 static long GetXmlAttributeIDLong( XNODE* aNode, unsigned int aID, bool aIsRequired = true );
 
 static void CheckNoChildNodes( XNODE* aNode );
 
 static void CheckNoNextNodes( XNODE* aNode );
 
 static void ParseChildEValue( XNODE* aNode, PARSER_CONTEXT* aContext, EVALUE& aValueToParse );
 
 static std::vector<POINT> ParseAllChildPoints( XNODE* aNode, PARSER_CONTEXT* aContext,
 bool aTestAllChildNodes = false, int aExpectedNumPoints = UNDEFINED_VALUE );
 
 static std::vector<VERTEX> ParseAllChildVertices(
 XNODE* aNode, PARSER_CONTEXT* aContext, bool aTestAllChildNodes = false );
 
 static std::vector<CUTOUT> ParseAllChildCutouts(
 XNODE* aNode, PARSER_CONTEXT* aContext, bool aTestAllChildNodes = false );
 
 static long GetNumberOfChildNodes( XNODE* aNode );
 
 static long GetNumberOfStepsForReporting( XNODE* aRootNode,
 std::vector<wxString> aSubNodeChildrenToCount );
 
 
 static wxString EscapeFieldText( const wxString& aFieldText )
 {
 wxString ret = aFieldText;
 ret.Replace( wxT( "\n" ), wxT( "\\n" ) );
 ret.Replace( wxT( "\r" ), wxT( "\\r" ) );
 ret.Replace( wxT( "\t" ), wxT( "\\t" ) );
 
 return ret;
 }
 
 static wxString HandleTextOverbar( wxString aCadstarString );
 
 static void FixTextPositionNoAlignment( EDA_TEXT* aKiCadTextItem, bool aInvertY = false );
 
 static wxString generateLibName( const wxString& aRefName, const wxString& aAlternateName );
 
 
protected:
 void checkPoint(); 
 
 PARSER_CONTEXT m_context;
 PROGRESS_REPORTER* m_progressReporter; // optional; may be nullptr
 
 
}; // class CADSTAR_ARCHIVE_PARSER
 
#endif // CADSTAR_ARCHIVE_PARSER_H_