kicad/eeschema/sch_eagle_plugin.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 CERN
* @author Alejandro García Montoro <alejandro.garciamontoro@gmail.com>
* @author Maciej Suminski <maciej.suminski@cern.ch>
* @author Russell Oliver <roliver8143@gmail.com>
*
* 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 _SCH_EAGLE_PLUGIN_H_
#define _SCH_EAGLE_PLUGIN_H_
#include <wx/xml/xml.h>
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#include <sch_line.h>
#include <sch_io_mgr.h>
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#include <eagle_parser.h>
#include <lib_item.h>
#include <geometry/seg.h>
#include <boost/ptr_container/ptr_map.hpp>
class EDA_TEXT;
class KIWAY;
class LINE_READER;
class SCH_SCREEN;
class SCH_SHEET;
class SCH_BITMAP;
class SCH_JUNCTION;
class SCH_NO_CONNECT;
class SCH_LINE;
class SCH_BUS_ENTRY_BASE;
class SCH_TEXT;
class SCH_GLOBALLABEL;
class SCH_COMPONENT;
class SCH_FIELD;
class PROPERTIES;
class SCH_EAGLE_PLUGIN_CACHE;
class LIB_PART;
class PART_LIB;
class LIB_CIRCLE;
class LIB_FIELD;
class LIB_RECTANGLE;
class LIB_POLYLINE;
class LIB_PIN;
class LIB_TEXT;
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typedef struct EAGLE_LIBRARY
{
wxString name;
boost::ptr_map<wxString, LIB_PART> KiCadSymbols;
std::unordered_map<wxString, wxXmlNode*> SymbolNodes;
std::unordered_map<wxString, int> GateUnit;
std::unordered_map<wxString, wxString> package;
} EAGLE_LIBRARY;
typedef boost::ptr_map<wxString, EPART> EPART_LIST;
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/**
* SCH_EAGLE_PLUGIN
* is a #SCH_PLUGIN derivation for loading 6.x+ Eagle schematic files.
*
* As with all SCH_PLUGINs there is no UI dependencies i.e. windowing calls allowed.
*/
class SCH_EAGLE_PLUGIN : public SCH_PLUGIN
{
public:
SCH_EAGLE_PLUGIN();
~SCH_EAGLE_PLUGIN();
const wxString GetName() const override;
const wxString GetFileExtension() const override;
const wxString GetLibraryFileExtension() const override;
int GetModifyHash() const override;
SCH_SHEET* Load( const wxString& aFileName, SCHEMATIC* aSchematic,
SCH_SHEET* aAppendToMe = NULL, const PROPERTIES* aProperties = NULL ) override;
bool CheckHeader( const wxString& aFileName ) override;
// unimplemented functions. Will trigger a not_implemented IO error.
//void SaveLibrary( const wxString& aFileName, const PROPERTIES* aProperties = NULL ) override;
//void Save( const wxString& aFileName, SCH_SCREEN* aSchematic, KIWAY* aKiway,
// const PROPERTIES* aProperties = NULL ) override;
//void EnumerateSymbolLib( wxArrayString& aAliasNameList, const wxString& aLibraryPath,
// const PROPERTIES* aProperties = NULL ) override;
//LIB_PART* LoadSymbol( const wxString& aLibraryPath, const wxString& aAliasName,
// const PROPERTIES* aProperties = NULL ) override;
//void SaveSymbol( const wxString& aLibraryPath, const LIB_PART* aSymbol,
// const PROPERTIES* aProperties = NULL ) override;
//void DeleteAlias( const wxString& aLibraryPath, const wxString& aAliasName,
// const PROPERTIES* aProperties = NULL ) override;
//void DeleteSymbol( const wxString& aLibraryPath, const wxString& aAliasName,
// const PROPERTIES* aProperties = NULL ) override;
//void CreateSymbolLib( const wxString& aLibraryPath,
// const PROPERTIES* aProperties = NULL ) override;
// bool DeleteSymbolLib( const wxString& aLibraryPath,
// const PROPERTIES* aProperties = NULL ) override;
//bool IsSymbolLibWritable( const wxString& aLibraryPath ) override;
//void SymbolLibOptions( PROPERTIES* aListToAppendTo ) const override;
private:
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void loadDrawing( wxXmlNode* aDrawingNode );
void loadLayerDefs( wxXmlNode* aLayers );
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void loadSchematic( wxXmlNode* aSchematicNode );
void loadSheet( wxXmlNode* aSheetNode, int sheetcount );
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void loadInstance( wxXmlNode* aInstanceNode );
EAGLE_LIBRARY* loadLibrary( wxXmlNode* aLibraryNode, EAGLE_LIBRARY* aEagleLib );
void countNets( wxXmlNode* aSchematicNode );
/// Moves any labels on the wire to the new end point of the wire.
void moveLabels( SCH_ITEM* aWire, const wxPoint& aNewEndPoint );
/// This function finds best way to place a bus entry symbol for when an Eagle wire segment
/// ends on an Eagle bus segment.
void addBusEntries();
/// Return the matching layer or return LAYER_NOTES
SCH_LAYER_ID kiCadLayer( int aEagleLayer );
std::pair<VECTOR2I, const SEG*> findNearestLinePoint( const wxPoint& aPoint,
const std::vector<SEG>& aLines ) const;
void loadSegments( wxXmlNode* aSegmentsNode, const wxString& aNetName,
const wxString& aNetClass );
SCH_LINE* loadWire( wxXmlNode* aWireNode );
SCH_TEXT* loadLabel( wxXmlNode* aLabelNode, const wxString& aNetName );
SCH_JUNCTION* loadJunction( wxXmlNode* aJunction );
SCH_TEXT* loadPlainText( wxXmlNode* aSchText );
bool loadSymbol( wxXmlNode* aSymbolNode, std::unique_ptr<LIB_PART>& aPart, EDEVICE* aDevice, int aGateNumber, const wxString& aGateName );
LIB_CIRCLE* loadSymbolCircle( std::unique_ptr<LIB_PART>& aPart, wxXmlNode* aCircleNode, int aGateNumber );
LIB_RECTANGLE* loadSymbolRectangle( std::unique_ptr<LIB_PART>& aPart, wxXmlNode* aRectNode, int aGateNumber );
LIB_POLYLINE* loadSymbolPolyLine( std::unique_ptr<LIB_PART>& aPart, wxXmlNode* aPolygonNode, int aGateNumber );
LIB_ITEM* loadSymbolWire( std::unique_ptr<LIB_PART>& aPart, wxXmlNode* aWireNode, int aGateNumber );
LIB_PIN* loadPin( std::unique_ptr<LIB_PART>& aPart, wxXmlNode*, EPIN* epin, int aGateNumber );
LIB_TEXT* loadSymbolText( std::unique_ptr<LIB_PART>& aPart, wxXmlNode* aLibText, int aGateNumber );
void loadTextAttributes( EDA_TEXT* aText, const ETEXT& aAttribs ) const;
void loadFieldAttributes( LIB_FIELD* aField, const LIB_TEXT* aText ) const;
///> Moves net labels that are detached from any wire to the nearest wire
void adjustNetLabels();
/**
* Translates an Eagle-style bus name into one that is KiCad-compatible.
* For vector buses such as A[7..0] this has no impact.
* For group buses, we translate from Eagle-style to KiCad-style.
* @param aEagleName is the name of the bus from the Eagle schematic
*/
wxString translateEagleBusName( const wxString& aEagleName ) const;
wxString getLibName();
wxFileName getLibFileName();
KIWAY* m_kiway; ///< For creating sub sheets.
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SCH_SHEET* m_rootSheet; ///< The root sheet of the schematic being loaded..
SCH_SHEET* m_currentSheet; ///< The current sheet of the schematic being loaded..
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wxString m_version; ///< Eagle file version.
wxFileName m_filename;
wxString m_libName; ///< Library name to save symbols
SCHEMATIC* m_schematic; ///< Passed to Load(), the schematic object being loaded
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EPART_MAP m_partlist;
std::map<wxString, EAGLE_LIBRARY> m_eagleLibs;
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SCH_PLUGIN::SCH_PLUGIN_RELEASER m_pi; ///< Plugin to create the KiCad symbol library.
std::unique_ptr< PROPERTIES > m_properties; ///< Library plugin properties.
std::map<wxString, int> m_netCounts;
std::map<int, SCH_LAYER_ID> m_layerMap;
///> Wire intersection points, used for quick checks whether placing a net label in a particular
///> place would short two nets.
std::vector<VECTOR2I> m_wireIntersections;
///> Wires and labels of a single connection (segment in Eagle nomenclature)
typedef struct {
///> Tests if a particular label is attached to any of the stored segments
const SEG* LabelAttached( const SCH_TEXT* aLabel ) const;
std::vector<SCH_TEXT*> labels;
std::vector<SEG> segs;
} SEG_DESC;
///> Segments representing wires for intersection checking
std::vector<SEG_DESC> m_segments;
///> Positions of pins and wire endings mapped to its parent
std::map<wxPoint, std::set<const EDA_ITEM*>> m_connPoints;
///> Checks if there are other wires or pins at the position of the tested pin
bool checkConnections( const SCH_COMPONENT* aComponent, const LIB_PIN* aPin ) const;
// Structure describing missing units containing pins creating implicit connections
// (named power pins in Eagle).
struct EAGLE_MISSING_CMP
{
EAGLE_MISSING_CMP( const SCH_COMPONENT* aComponent = nullptr )
: cmp( aComponent )
{
}
///> Link to the parent component
const SCH_COMPONENT* cmp;
/* Map of the component units: for each unit there is a flag saying
* whether the unit needs to be instantiated with appropriate net labels to
* emulate implicit connections as is done in Eagle.
*/
std::map<int, bool> units;
};
///> Map references to missing component units data
std::map<wxString, EAGLE_MISSING_CMP> m_missingCmps;
/**
* Creates net labels to emulate implicit connections in Eagle.
*
* Each named power input pin creates an implicit connection in Eagle. To emulate this behavior
* one needs to attach global net labels to the mentioned pins. This is is also expected for the
* units that are not instantiated in the schematics, therefore such units need to be stored
* in order to create them at later stage.
*
* @param aComponent is the component to process.
* @param aScreen is the screen where net labels should be added.
* @param aUpdateSet decides whether the missing units data should be updated.
*/
void addImplicitConnections( SCH_COMPONENT* aComponent, SCH_SCREEN* aScreen, bool aUpdateSet );
/**
* Fixes invalid characters in Eagle symbol names. It changes invalid characters
* to underscores.
*
* @param aName is the symbol name to be fixed.
* @return Fixed symbol name.
*/
static wxString fixSymbolName( const wxString& aName );
};
#endif // _SCH_EAGLE_PLUGIN_H_