kicad/eeschema/netlist_exporters/netlist_exporter.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2013 jp.charras at wanadoo.fr
* Copyright (C) 2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 1992-2019 KiCad Developers
*
* 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 2
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef NETLIST_EXPORTER_H
#define NETLIST_EXPORTER_H
#include <kicad_string.h>
#include <class_libentry.h>
#include <netlist_object.h>
#include <lib_pin.h>
#include <sch_component.h>
#include <sch_text.h>
#include <sch_sheet.h>
#include <schematic.h>
/**
* UNIQUE_STRINGS
* tracks unique wxStrings and is useful in telling if a string
* has been seen before.
*/
class UNIQUE_STRINGS
{
std::set<wxString> m_set; ///< set of wxStrings already found
typedef std::set<wxString>::iterator us_iterator;
public:
/**
* Function Clear
* erases the record.
*/
void Clear() { m_set.clear(); }
/**
* Function Lookup
* returns true if \a aString already exists in the set, otherwise returns
* false and adds \a aString to the set for next time.
*/
bool Lookup( const wxString& aString )
{
std::pair<us_iterator, bool> pair = m_set.insert( aString );
return !pair.second;
}
};
/**
* Struct LIB_PART_LESS_THAN
* is used by std:set<LIB_PART*> instantiation which uses LIB_PART name as its key.
*/
struct LIB_PART_LESS_THAN
{
// a "less than" test on two LIB_PARTs (.m_name wxStrings)
bool operator()( LIB_PART* const& libpart1, LIB_PART* const& libpart2 ) const
{
// Use case specific GetName() wxString compare
return libpart1->GetLibId() < libpart2->GetLibId();
}
};
struct PIN_INFO
{
PIN_INFO( const wxString& aPinNumber, const wxString& aNetName ) :
num( aPinNumber ),
netName( aNetName )
{}
wxString num;
wxString netName;
};
/**
* NETLIST_EXPORTER
* is a abstract class used for the netlist exporters that eeschema supports.
*/
class NETLIST_EXPORTER
{
protected:
/// Used to temporarily store and filter the list of pins of a schematic component
/// when generating schematic component data in netlist (comp section). No ownership
/// of members.
/// TODO(snh): Descope this object
std::vector<PIN_INFO> m_SortedComponentPinList;
/// Used for "multi parts per package" components,
/// avoids processing a lib component more than once.
UNIQUE_STRINGS m_ReferencesAlreadyFound;
/// unique library parts used. LIB_PART items are s
/// orted by names
std::set<LIB_PART*, LIB_PART_LESS_THAN> m_LibParts;
/// The schematic we're generating a netlist for
SCHEMATIC* m_schematic;
/**
* Function findNextComponentAndCreatePinList
* finds a component from the DrawList and builds
* its pin list in m_SortedComponentPinList. This list is sorted by pin num.
* the component is the next actual component after aItem
* (power symbols and virtual components that have their reference starting by '#'are skipped).
*/
void CreatePinList( SCH_COMPONENT* aItem, SCH_SHEET_PATH* aSheetPath );
2020-05-23 16:53:05 +00:00
/**
* Checks if the given component should be processed for netlisting.
* Prevents processing multi-unit components more than once, etc.
* @param aItem is a component to check
* @param aSheetPath is the sheet to check the component for
* @return the component if it should be processed, or nullptr
*/
SCH_COMPONENT* findNextComponent( EDA_ITEM* aItem, SCH_SHEET_PATH* aSheetPath );
/**
* Function eraseDuplicatePins
* erase duplicate Pins from m_SortedComponentPinList (i.e. set pointer in this list to NULL).
* (This is a list of pins found in the whole schematic, for a single
* component.) These duplicate pins were put in list because some pins (powers... )
* are found more than one time when we have a multiple parts per package
* component. For instance, a 74ls00 has 4 parts, and therefore the VCC pin
* and GND pin appears 4 times in the list.
* Note: this list *MUST* be sorted by pin number (.m_PinNum member value)
* Also set the m_Flag member of "removed" NETLIST_OBJECT pin item to 1
*/
void eraseDuplicatePins();
/**
* Function findAllUnitsOfComponent
* is used for "multiple parts per package" components.
* <p>
* Search the entire design for all units of \a aComponent based on
* matching reference designator, and for each unit, add all its pins
* to the temporary sorted pin list, m_SortedComponentPinList.
*/
void findAllUnitsOfComponent( SCH_COMPONENT* aComponent,
LIB_PART* aEntry,
SCH_SHEET_PATH* aSheetPath );
public:
/**
* Constructor
* @param aMasterList we take ownership of this here.
* @param aLibTable is the symbol library table of the project.
*/
NETLIST_EXPORTER( SCHEMATIC* aSchematic ) :
m_schematic( aSchematic )
{
wxASSERT( aSchematic );
}
virtual ~NETLIST_EXPORTER()
{
}
/**
* Function WriteNetlist
* writes to specified output file
*/
virtual bool WriteNetlist( const wxString& aOutFileName, unsigned aNetlistOptions )
{
return false;
}
/**
* Function MakeCommandLine
* builds up a string that describes a command line for
* executing a child process. The input and output file names
* along with any options to the executable are all possibly
* in the returned string.
*
* @param aFormatString holds:
* <ul>
* <li>the name of the external program
* <li>any options needed by that program
* <li>formatting sequences, see below.
* </ul>
*
* @param aNetlistFile is the name of the input file for the
* external program, that is a intermediate netlist file in xml format.
* @param aFinalFile is the name of the output file that
* the user expects.
* @param aProjectDirectory is used for %P replacement, it should omit
* the trailing '/'.
*
* <p> Supported formatting sequences and their meaning:
* <ul>
* <li> %B => base filename of selected output file, minus
* path and extension.
* <li> %I => complete filename and path of the temporary
* input file.
* <li> %O => complete filename and path of the user chosen
* output file.
* <li> %P => project directory, without name and without trailing '/'
* </ul>
*/
static wxString MakeCommandLine( const wxString& aFormatString,
const wxString& aNetlistFile, const wxString& aFinalFile,
const wxString& aProjectDirectory
);
};
#endif