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kicad/eeschema/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 <jean-pierre.charras@gipsa-lab.inpg.fr>
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@gmail.com>
* 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>
/**
* A helper to define a symbol's reference designator in a schematic.
*
* This helper is required in a complex hierarchy because a symbol can be used more than once
* and its reference depends on the sheet path. This class is used to flatten the schematic
* hierarchy for annotation, net list generation, and bill of material generation.
*/
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() : "";
}
/**
* Update the annotation of the symbol according the current object state.
*/
void Annotate();
/**
* Attempt to split the reference designator into a name (U) and number (1).
*
* If the last character is '?' or not a digit, the reference is tagged as not annotated.
* For symbols with multiple parts per package that are not already annotated, keeps the unit
* number the same. E.g. U?A or U?B
*/
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(); }
///< Return reference name with unit altogether
wxString GetFullRef()
{
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() );
}
/**
* Return whether this reference refers to the same symbol instance (symbol and sheet) as
* another.
*/
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;
/// Symbol reference prefix, without number (for IC1, this is IC) )
UTF8 m_ref; // it's private, use the accessors please
SCH_SYMBOL* m_rootSymbol; ///< The symbol associated the reference object.
LIB_SYMBOL* m_libPart; ///< The source symbol from a library.
wxPoint m_symbolPos; ///< The physical position of the symbol in schematic
///< used to annotate by X or Y position
int m_unit; ///< The unit number for symbol with multiple parts
///< per package.
wxString m_value; ///< The symbol value.
wxString m_footprint; ///< The footprint assigned.
SCH_SHEET_PATH m_sheetPath; ///< The sheet path for this reference.
bool m_isNew; ///< True if not yet annotated.
int m_sheetNum; ///< The sheet number for the reference.
KIID m_symbolUuid; ///< UUID of the symbol.
int m_numRef; ///< The numeric part of the reference designator.
int m_flag;
};
/**
* Define a standard error handler for annotation errors.
*/
typedef std::function<void( ERCE_T aType, const wxString& aMsg, SCH_REFERENCE* aItemA,
SCH_REFERENCE* aItemB )> ANNOTATION_ERROR_HANDLER;
/**
* Container to create a flattened list of symbols because in a complex hierarchy, a symbol
* can be used more than once and its reference designator is dependent on the sheet path for
* the same symbol.
*
* This flattened list is used for netlist generation, BOM generation, and schematic annotation.
*/
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 ); }
/**
* Remove an item from the list of references.
*
* @param aIndex is the index of the item to be removed.
*/
void RemoveItem( unsigned int aIndex );
/**
* Return true if aItem exists in this list
* @param aItem Reference to check
* @return true if aItem exists in this list
*/
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.
*/
/**
* Attempt to split all reference designators into a name (U) and number (1).
*
* If the last character is '?' or not a digit, the reference is tagged as not annotated.
* For symbols with multiple parts, keeps the unit number intact
* @see SCH_REFERENCE::Split()
*/
void SplitReferences()
{
for( unsigned ii = 0; ii < GetCount(); ii++ )
flatList[ii].Split();
}
/**
* Update the symbol references for the schematic project (or the current sheet).
*
* @note This function does not calculate the reference numbers stored in m_numRef so it
* must be called after calculation of new reference numbers.
*
* @see SCH_REFERENCE::Annotate()
*/
void UpdateAnnotation()
{
/* update the reference numbers */
for( unsigned ii = 0; ii < GetCount(); ii++ )
flatList[ii].Annotate();
}
/**
* Replace any duplicate reference designators with the next available number after the
* present number. Multi-unit symbols are reannotated together.
*
* @param aAdditionalReferences Additional references to check for duplicates
*/
void ReannotateDuplicates( const SCH_REFERENCE_LIST& aAdditionalReferences );
/**
* Set the reference designators in the list that have not been annotated.
*
* If a the sheet number is 2 and \a aSheetIntervalId is 100, then the first reference
* designator would be 201 and the last reference designator would be 299 when no overlap
* occurs with sheet number 3. If there are 150 items in sheet number 2, then items are
* referenced U201 to U351, and items in sheet 3 start from U352
*
* @param aUseSheetNum Set to true to start annotation for each sheet at the sheet number
* times \a aSheetIntervalId. Otherwise annotate incrementally.
* @param aSheetIntervalId The per sheet reference designator multiplier.
* @param aStartNumber The number to start with if NOT numbering based on sheet number.
* @param aLockedUnitMap A SCH_MULTI_UNIT_REFERENCE_MAP of reference designator wxStrings
* to SCH_REFERENCE_LISTs. May be an empty map. If not empty, any multi-unit parts
* found in this map will be annotated as a group rather than individually.
* @param aAdditionalRefs Additional references to use for checking that there a reference
* designator doesn't already exist. The caller must ensure that none of the references
* in aAdditionalRefs exist in this list.
* @param aStartAtCurrent Use m_numRef for each reference as the start number (overrides
aStartNumber)
*/
void Annotate( bool aUseSheetNum, int aSheetIntervalId, int aStartNumber,
SCH_MULTI_UNIT_REFERENCE_MAP aLockedUnitMap,
const SCH_REFERENCE_LIST& aAdditionalRefs, bool aStartAtCurrent = false );
/**
* Check for annotations errors.
*
* The following annotation error conditions are tested:
* - Symbols not annotated.
* - Symbols having the same reference designator (duplicates).
* - Symbols with multiple parts per package having different reference designators.
* - Symbols with multiple parts per package with invalid part count.
*
* @param aErrorHandler A handler for errors.
* @return The number of errors found.
*/
int CheckAnnotation( ANNOTATION_ERROR_HANDLER aErrorHandler );
/**
* Sort the list of references by X position.
*
* Symbols are sorted as follows:
* - Numeric value of reference designator.
* - Sheet number.
* - X coordinate position.
* - Y coordinate position.
* - Time stamp.
*/
void SortByXCoordinate()
{
sort( flatList.begin(), flatList.end(), sortByXPosition );
}
/**
* Sort the list of references by Y position.
*
* Symbols are sorted as follows:
* - Numeric value of reference designator.
* - Sheet number.
* - Y coordinate position.
* - X coordinate position.
* - Time stamp.
*/
void SortByYCoordinate()
{
sort( flatList.begin(), flatList.end(), sortByYPosition );
}
/**
* Sort the flat list by Time Stamp (sheet path + timestamp).
*
* Useful to detect duplicate Time Stamps
*/
void SortByTimeStamp()
{
sort( flatList.begin(), flatList.end(), sortByTimeStamp );
}
/**
* Sort the list of references by value.
*
* Symbols are sorted in the following order:
* - Numeric value of reference designator.
* - Value of symbol.
* - Unit number when symbol has multiple parts.
* - Sheet number.
* - X coordinate position.
* - Y coordinate position.
*/
void SortByRefAndValue()
{
sort( flatList.begin(), flatList.end(), sortByRefAndValue );
}
/**
* Sort the list of references by reference.
*
* Symbols are sorted in the following order:
* - Numeric value of reference designator.
* - Unit number when symbol has multiple parts.
*/
void SortByReferenceOnly()
{
sort( flatList.begin(), flatList.end(), sortByReferenceOnly );
}
/**
* Search the list for a symbol with a given reference.
*/
int FindRef( const wxString& aPath ) const;
/**
* Search the sorted list of symbols for a another symbol with the same reference and a
* given part unit. Use this method to manage symbols with multiple parts per package.
*
* @param aIndex is the index in aSymbolsList for of given #SCH_REFERENCE item to test.
* @param aUnit is the given unit number to search.
* @return index in aSymbolsList if found or -1 if not found.
*/
int FindUnit( size_t aIndex, int aUnit ) const;
/**
* Search the list for a symbol with the given KIID path.
*
* @param aPath is the path to search.
* @return index in aSymbolsList if found or -1 if not found.
*/
int FindRefByPath( const wxString& aPath ) const;
/**
* Add all the reference designator numbers greater than \a aMinRefId to \a aIdList
* skipping the reference at \a aIndex.
*
* @param aIndex is the current symbol's index to use for reference prefix filtering.
* @param aIdList is the buffer to fill.
* @param aMinRefId is the minimum ID value to store. All values < aMinRefId are ignored.
*/
void GetRefsInUse( int aIndex, std::vector< int >& aIdList, int aMinRefId ) const;
/**
* Return the last used (greatest) reference number in the reference list for the prefix
* used by the symbol pointed to by \a aIndex. The symbol list must be sorted.
*
* @param aIndex The index of the reference item used for the search pattern.
* @param aMinValue The minimum value for the current search.
*/
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
/**
* Return a shorthand string representing all the references in the list. For instance,
* "R1, R2, R4 - R7, U1"
*/
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 );
/**
* Search for the first free reference number in \a aListId of reference numbers in use.
*
* This function just searches for a hole in a list of incremented numbers, this list must
* be sorted by increasing values and each value can be stored only once. The new value
* is added to the list.
*
* @see BuildRefIdInUseList to prepare this list
* @param aIdList The buffer that contains the reference numbers in use.
* @param aFirstValue The first expected free value
* @return The first free (not yet used) value.
*/
int CreateFirstFreeRefId( std::vector<int>& aIdList, int aFirstValue );
// Used for sorting static sortByTimeStamp function
friend class BACK_ANNOTATE;
};
#endif // _SCH_REFERENCE_LIST_H_
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