kicad/eeschema/netlist.h

542 lines
17 KiB
C++

/*
* 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) 1992-2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2011 KiCad Developers, see change_log.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
*/
/**
* @file netlist.h
*/
#ifndef _NETLIST_H_
#define _NETLIST_H_
#include <macros.h>
#include <class_libentry.h>
#include <sch_sheet_path.h>
#include <sch_component.h>
class SCH_COMPONENT;
class SCH_REFERENC_LIST;
#define NETLIST_HEAD_STRING "EESchema Netlist Version 1.1"
#define ISBUS 1
/* Max pin number per component and footprint */
#define MAXPIN 5000
/**
* Class SCH_REFERENCE
* is used as a helper to define a component's reference designator in a schematic. This
* helper is required in a complex hierarchy because a component 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
{
private:
/// Component reference prefix, without number (for IC1, this is IC) )
std::string m_Ref; // it's private, use the accessors please
SCH_COMPONENT* m_RootCmp; ///< The component associated the reference object.
LIB_COMPONENT* m_Entry; ///< The source component from a library.
wxPoint m_CmpPos; ///< The physical position of the component in schematic
///< used to annotate by X or Y position
int m_Unit; ///< The unit number for components with multiple parts
///< per package.
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.
unsigned long m_TimeStamp; ///< The time stamp for the reference.
wxString* m_Value; ///< The component value of the refernce. It is the
///< same for all instances.
int m_NumRef; ///< The numeric part of the reference designator.
int m_Flag;
friend class SCH_REFERENCE_LIST;
public:
SCH_REFERENCE()
{
m_RootCmp = NULL;
m_Entry = NULL;
m_Unit = 0;
m_TimeStamp = 0;
m_IsNew = false;
m_Value = NULL;
m_NumRef = 0;
m_Flag = 0;
m_SheetNum = 0;
}
SCH_REFERENCE( SCH_COMPONENT* aComponent, LIB_COMPONENT* aLibComponent,
SCH_SHEET_PATH& aSheetPath );
SCH_COMPONENT* GetComponent() const { return m_RootCmp; }
LIB_COMPONENT* GetLibComponent() const { return m_Entry; }
SCH_SHEET_PATH GetSheetPath() const { return m_SheetPath; }
int GetUnit() const { return m_Unit; }
void SetSheetNumber( int aSheetNumber ) { m_SheetNum = aSheetNumber; }
/**
* Function Annotate
* updates the annotation of the component according the the current object state.
*/
void Annotate();
/**
* Function Split
* attempts 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 components with multiple parts per package that are not already annotated, set
* m_Unit to a max value (0x7FFFFFFF).
*/
void Split();
/* Some accessors which hide the strategy of how the reference is stored,
thereby making it easy to change that strategy.
*/
void SetRef( const wxString& aReference )
{
m_Ref = TO_UTF8( aReference );
}
wxString GetRef() const
{
return FROM_UTF8( m_Ref.c_str() );
}
void SetRefStr( const std::string& aReference )
{
m_Ref = aReference;
}
const char* GetRefStr() const
{
return m_Ref.c_str();
}
int CompareValue( const SCH_REFERENCE& item ) const
{
return m_Value->CmpNoCase( *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_RootCmp->GetLibName().CmpNoCase( item.m_RootCmp->GetLibName() );
}
bool IsPartsLocked()
{
return m_Entry->UnitsLocked();
}
};
/**
* Class SCH_REFERENCE_LIST
* is used create a flattened list of components because in a complex hierarchy, a component
* can be used more than once and its reference designator is dependent on the sheet path for
* the same component. This flattened list is used for netlist generation, BOM generation,
* and schematic annotation.
*/
class SCH_REFERENCE_LIST
{
private:
std::vector <SCH_REFERENCE> componentFlatList;
public:
/** Constructor
*/
SCH_REFERENCE_LIST()
{
}
SCH_REFERENCE& operator[]( int aIndex )
{
return componentFlatList[ aIndex ];
}
/**
* Function GetCount
* @return the number of items in the list
*/
unsigned GetCount()
{
return componentFlatList.size();
}
/**
* Function GetItem
* @return the aIdx item
*/
SCH_REFERENCE& GetItem( int aIdx )
{
return componentFlatList[aIdx];
}
/**
* Function AddItem
* adds a SCH_REFERENCE object to the list of references.
* @param aItem - a SCH_REFERENCE item to add
*/
void AddItem( SCH_REFERENCE& aItem )
{
componentFlatList.push_back( aItem );
}
/**
* Function RemoveItem
* removes an item from the list of references.
*
* @param aIndex is the index of the item to be removed.
*/
void RemoveItem( unsigned int aIndex );
/**
* Function RemoveSubComponentsFromList
* Remove sub components from the list, when multiples parts per package are
* found in this list.
* Useful to create BOM, when a component must appear only once
*/
void RemoveSubComponentsFromList();
/* Sort functions:
* Sort functions are used to sort components for annotation or BOM generation.
* Because sorting depend on we want to do, there are many sort functions.
* Note:
* When creating BOM, components are fully annotated.
* references are something like U3, U5 or R4, R8
* When annotating, some or all components are not annotated,
* i.e. ref is only U or R, with no number.
*/
/**
* Function SplitReferences
* attempts 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 components with multiple parts per package that are not already annotated, set
* m_Unit to a max value (0x7FFFFFFF).
* @see SCH_REFERENCE::Split()
*/
void SplitReferences()
{
for( unsigned ii = 0; ii < GetCount(); ii++ )
componentFlatList[ii].Split();
}
/**
* function UpdateAnnotation
* Updates the reference components 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++ )
{
componentFlatList[ii].Annotate();
}
}
/**
* Function Annotate
* set the reference designators in the list that have not been annotated.
* @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.
* <p>
* 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
* </p>
*/
void Annotate( bool aUseSheetNum, int aSheetIntervalId );
/**
* Function CheckAnnotation
* check for annotations errors.
* <p>
* The following annotation error conditions are tested:
* <ul>
* <li>Components not annotated.</li>
* <li>Components having the same reference designator (duplicates).</li>
* <li>Components with multiple parts per package having different reference designators.</li>
* <li>Components with multiple parts per package with invalid part count.</li>
* </ul>
* </p>
* @param aMessageList A wxArrayString to store error messages.
* @return The number of errors found.
*/
int CheckAnnotation( wxArrayString* aMessageList );
/**
* Function sortByXCoordinate
* sorts the list of references by X position.
* <p>
* Components are sorted as follows:
* <ul>
* <li>Numeric value of reference designator.</li>
* <li>Sheet number.</li>
* <li>X coordinate position.</li>
* <li>Y coordinate position.</li>
* <li>Time stamp.</li>
* </ul>
* </p>
*/
void SortByXCoordinate()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByXPosition );
}
/**
* Function sortByYCoordinate
* sorts the list of references by Y position.
* <p>
* Components are sorted as follows:
* <ul>
* <li>Numeric value of reference designator.</li>
* <li>Sheet number.</li>
* <li>Y coordinate position.</li>
* <li>X coordinate position.</li>
* <li>Time stamp.</li>
* </ul>
* </p>
*/
void SortByYCoordinate()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByYPosition );
}
/**
* Function SortComponentsByTimeStamp
* sort the flat list by Time Stamp.
* Useful to detect duplicate Time Stamps
*/
void SortByTimeStamp()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByTimeStamp );
}
/**
* Function SortByRefAndValue
* sorts the list of references by value.
* <p>
* Components are sorted in the following order:
* <ul>
* <li>Numeric value of reference designator.</li>
* <li>Value of component.</li>
* <li>Unit number when component has multiple parts.</li>
* <li>Sheet number.</li>
* <li>X coordinate position.</li>
* <li>Y coordinate position.</li>
* </ul>
* </p>
*/
void SortByRefAndValue()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByRefAndValue );
}
/**
* Function SortByValueAndRef
* sorts the list of references by value.
* <p>
* Components are sorted in the following order:
* <ul>
* <li>Value of component.</li>
* <li>Numeric value of reference designator.</li>
* <li>Unit number when component has multiple parts.</li>
* <li>Sheet number.</li>
* <li>X coordinate position.</li>
* <li>Y coordinate position.</li>
* </ul>
* </p>
*/
void SortByValueAndRef()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByValueAndRef );
}
/**
* Function SortByReferenceOnly
* sorts the list of references by reference.
* <p>
* Components are sorted in the following order:
* <ul>
* <li>Numeric value of reference designator.</li>
* <li>Unit number when component has multiple parts.</li>
* </ul>
* </p>
*/
void SortByReferenceOnly()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByReferenceOnly );
}
/**
* Function SortByValueOnly
* sort the list of references by value.
* <p>
* Components are sorted in the following order:
* <ul>
* <li>Value of component.</li>
* <li>Numeric value of reference designator.</li>
* <li>Unit number when component has multiple parts.</li>
* </ul>
* </p>
*/
void SortByValueOnly()
{
sort( componentFlatList.begin(), componentFlatList.end(), sortByValueOnly );
}
/**
* Function GetUnit
* searches the sorted list of components for a another component with the same
* reference and a given part unit. Use this method to manage components with
* multiple parts per package.
* @param aIndex = index in aComponentsList for of given SCH_REFERENCE item to test.
* @param aUnit = the given unit number to search
* @return index in aComponentsList if found or -1 if not found
*/
int FindUnit( size_t aIndex, int aUnit );
/**
* Function ResetHiddenReferences
* clears the annotation for all references that have an invisible reference designator.
* Invisible reference designators always have # as the first letter.
*/
void ResetHiddenReferences();
/**
* Function GetRefsInUse
* adds all the reference designator numbers greater than \a aMinRefId to \a aIdList
* skipping the reference at \a aIndex.
* @param aIndex = the current component index to use for reference prefix filtering.
* @param aIdList = the buffer to fill
* @param aMinRefId = the min id value to store. all values < aMinRefId are ignored
*/
void GetRefsInUse( int aIndex, std::vector< int >& aIdList, int aMinRefId );
/**
* Function GetLastReference
* returns the last used (greatest) reference number in the reference list
* for the prefix reference given by \a aIndex. The component 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 );
private:
/* sort functions used to sort componentFlatList
*/
static bool sortByRefAndValue( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );
static bool sortByValueAndRef( 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 sortByValueOnly( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );
static bool sortByReferenceOnly( const SCH_REFERENCE& item1, const SCH_REFERENCE& item2 );
/**
* Function CreateFirstFreeRefId
* searches 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 );
};
/**
* Class BOM_LABEL
* is used to build a BOM by handling the list of labels in schematic because in a
* complex hierarchy, a label is used more than once and has more than one sheet path
* so we must create a flat list of labels.
*/
class BOM_LABEL
{
KICAD_T m_type;
SCH_ITEM* m_label;
// have to store it here since the object references will be duplicated.
SCH_SHEET_PATH m_sheetPath; //composed of UIDs
static const SCH_SHEET_PATH emptySheetPath;
public:
BOM_LABEL( KICAD_T aType = TYPE_NOT_INIT, SCH_ITEM* aLabel = NULL,
const SCH_SHEET_PATH& aSheetPath = emptySheetPath )
: m_type( aType )
, m_label( aLabel )
, m_sheetPath( aSheetPath )
{
}
KICAD_T GetType() const { return m_type; }
const SCH_ITEM* GetLabel() const { return m_label; }
const SCH_SHEET_PATH& GetSheetPath() const { return m_sheetPath; }
wxString GetText() const;
};
typedef std::vector <BOM_LABEL> BOM_LABEL_LIST;
#endif // _NETLIST_H_