sch_reference_list.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 1992-2011 jean-pierre Charras <[email protected]>
 * Copyright (C) 2011 Wayne Stambaugh <[email protected]>
 * Copyright (C) 1992-2021 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 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 _SCH_REFERENCE_LIST_H_
#define _SCH_REFERENCE_LIST_H_

#include <map>

#include <lib_symbol.h>
#include <macros.h>
#include <sch_sheet_path.h>
#include <sch_symbol.h>
#include <sch_text.h>
#include <erc_settings.h>

class SCH_REFERENCE
{
public:
 SCH_REFERENCE() :
 m_sheetPath()
 {
 m_rootSymbol = nullptr;
 m_libPart = nullptr;
 m_unit = 0;
 m_isNew = false;
 m_numRef = 0;
 m_flag = 0;
 m_sheetNum = 0;
 }

 SCH_REFERENCE( SCH_SYMBOL* aSymbol, LIB_SYMBOL* aLibSymbol, const SCH_SHEET_PATH& aSheetPath );

 SCH_SYMBOL* GetSymbol() const { return m_rootSymbol; }

 LIB_SYMBOL* GetLibPart() const { return m_libPart; }

 const SCH_SHEET_PATH& GetSheetPath() const { return m_sheetPath; }

 SCH_SHEET_PATH& GetSheetPath() { return m_sheetPath; }

 int GetUnit() const { return m_unit; }
 void SetUnit( int aUnit ) { m_unit = aUnit; }

 const wxString GetValue() const { return m_value; }
 void SetValue( const wxString& aValue ) { m_value = aValue; }

 const wxString GetFootprint() const { return m_footprint; }
 void SetFootprint( const wxString& aFP ) { m_footprint = aFP; }

 void SetSheetNumber( int aSheetNumber ) { m_sheetNum = aSheetNumber; }

 const wxString GetPath() const
 {
 return m_rootSymbol ? m_sheetPath.PathAsString() + m_rootSymbol->m_Uuid.AsString() : "";
 }

 void Annotate();

 void Split();

 void SetRef( const wxString& aReference ) { m_ref = aReference; }
 wxString GetRef() const { return m_ref; }

 void SetRefStr( const std::string& aReference ) { m_ref = aReference; }
 const char* GetRefStr() const { return m_ref.c_str(); }

 wxString GetFullRef() const
 {
 if( GetSymbol()->GetUnitCount() > 1 )
 return GetRef() + LIB_SYMBOL::SubReference( GetUnit() );
 else
 return GetRef();
 }

 wxString GetRefNumber() const
 {
 wxString ref;

 if( m_numRef < 0 )
 return wxT( "?" );

 // To avoid a risk of duplicate, for power symbols the ref number is 0nnn instead of nnn.
 // Just because sometimes only power symbols are annotated
 if( GetLibPart() && GetLibPart()->IsPower() )
 ref = wxT( "0" );

 return ref << m_numRef;
 }

 int CompareValue( const SCH_REFERENCE& item ) const
 {
 return m_value.Cmp( item.m_value );
 }

 int CompareRef( const SCH_REFERENCE& item ) const
 {
 return m_ref.compare( item.m_ref );
 }

 int CompareLibName( const SCH_REFERENCE& item ) const
 {
 return m_rootSymbol->GetLibId().GetLibItemName().compare(
 item.m_rootSymbol->GetLibId().GetLibItemName() );
 }

 bool IsSameInstance( const SCH_REFERENCE& other ) const
 {
 // Only compare symbol and path.
 // We may have changed the unit number or the designator but
 // can still be referencing the same instance.
 return GetSymbol() == other.GetSymbol()
 && GetSheetPath().Path() == other.GetSheetPath().Path();
 }

 bool IsUnitsLocked()
 {
 if( m_libPart )
 return m_libPart->UnitsLocked();
 else
 return true; // Assume units locked when we don't have a library
 }

private:
 friend class SCH_REFERENCE_LIST;

 UTF8 m_ref; // it's private, use the accessors please
 SCH_SYMBOL* m_rootSymbol; 
 LIB_SYMBOL* m_libPart; 
 wxPoint m_symbolPos; 
 int m_unit; 
 wxString m_value; 
 wxString m_footprint; 
 SCH_SHEET_PATH m_sheetPath; 
 bool m_isNew; 
 int m_sheetNum; 
 KIID m_symbolUuid; 
 int m_numRef; 
 int m_flag;
};


typedef std::function<void( ERCE_T aType, const wxString& aMsg, SCH_REFERENCE* aItemA,
 SCH_REFERENCE* aItemB )> ANNOTATION_ERROR_HANDLER;


class SCH_REFERENCE_LIST
{

private:
 std::vector<SCH_REFERENCE> flatList;

public:
 SCH_REFERENCE_LIST()
 {
 }

 SCH_REFERENCE& operator[]( int aIndex )
 {
 return flatList[ aIndex ];
 }

 const SCH_REFERENCE& operator[]( int aIndex ) const
 {
 return flatList[ aIndex ];
 }

 void Clear()
 {
 flatList.clear();
 }

 size_t GetCount() const { return flatList.size(); }

 SCH_REFERENCE& GetItem( int aIdx ) { return flatList[aIdx]; }
 const SCH_REFERENCE& GetItem( int aIdx ) const { return flatList[aIdx]; }

 void AddItem( const SCH_REFERENCE& aItem ) { flatList.push_back( aItem ); }

 void RemoveItem( unsigned int aIndex );

 bool Contains( const SCH_REFERENCE& aItem );

 /* Sort functions:
 * Sort functions are used to sort symbols for annotation or BOM generation. Because
 * sorting depends on what we want to do, there are many sort functions.
 * Note:
  * When creating BOM, symbols are fully annotated. References are something like U3,
 * U5 or R4, R8. When annotating, some or all symbols are not annotated, i.e. ref is
 * only U or R, with no number.
 */

 void SplitReferences()
 {
 for( unsigned ii = 0; ii < GetCount(); ii++ )
 flatList[ii].Split();
 }

 void UpdateAnnotation()
 {
 /* update the reference numbers */
 for( unsigned ii = 0; ii < GetCount(); ii++ )
 flatList[ii].Annotate();
 }

 void ReannotateDuplicates( const SCH_REFERENCE_LIST& aAdditionalReferences );

 void Annotate( bool aUseSheetNum, int aSheetIntervalId, int aStartNumber,
 SCH_MULTI_UNIT_REFERENCE_MAP aLockedUnitMap,
 const SCH_REFERENCE_LIST& aAdditionalRefs, bool aStartAtCurrent = false );

 int CheckAnnotation( ANNOTATION_ERROR_HANDLER aErrorHandler );

 void SortByXCoordinate()
 {
 sort( flatList.begin(), flatList.end(), sortByXPosition );
 }

 void SortByYCoordinate()
 {
 sort( flatList.begin(), flatList.end(), sortByYPosition );
 }

 void SortByTimeStamp()
 {
 sort( flatList.begin(), flatList.end(), sortByTimeStamp );
 }

 void SortByRefAndValue()
 {
 sort( flatList.begin(), flatList.end(), sortByRefAndValue );
 }

 void SortByReferenceOnly()
 {
 sort( flatList.begin(), flatList.end(), sortByReferenceOnly );
 }

 int FindRef( const wxString& aPath ) const;

 int FindUnit( size_t aIndex, int aUnit ) const;

 int FindRefByPath( const wxString& aPath ) const;

 void GetRefsInUse( int aIndex, std::vector< int >& aIdList, int aMinRefId ) const;

 int GetLastReference( int aIndex, int aMinValue ) const;

 std::vector<SYMBOL_INSTANCE_REFERENCE> GetSymbolInstances() const;

#if defined(DEBUG)
 void Show( const char* aPrefix = "" )
 {
 printf( "%s\n", aPrefix );

 for( unsigned i=0; i < flatList.size(); ++i )
 {
 SCH_REFERENCE& schref = flatList[i];

 printf( " [%-2d] ref:%-8s num:%-3d lib_part:%s\n",
 i,
 schref.m_ref.c_str(),
 schref.m_numRef,
 TO_UTF8( schref.GetLibPart()->GetName() ) );
 }
 }
#endif

 static wxString Shorthand( std::vector<SCH_REFERENCE> aList );

 friend class BACK_ANNOTATION;

private:
 static bool sortByRefAndValue( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );

 static bool sortByXPosition( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );

 static bool sortByYPosition( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );

 static bool sortByTimeStamp( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );

 static bool sortByReferenceOnly( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );

 int CreateFirstFreeRefId( std::vector<int>& aIdList, int aFirstValue );

 // Used for sorting static sortByTimeStamp function
 friend class BACK_ANNOTATE;
};

#endif // _SCH_REFERENCE_LIST_H_