kicad/eeschema/cleanup.cpp

106 lines
2.8 KiB
C++

/**************************************/
/* Code to handle schematic clean up. */
/**************************************/
#include "fctsys.h"
#include "common.h"
#include "trigo.h"
#include "confirm.h"
#include "macros.h"
#include "class_sch_screen.h"
#include "general.h"
#include "protos.h"
#include "netlist.h"
#include "sch_items.h"
/* Routine to start/end segment (BUS or wires) on junctions.
*/
void BreakSegmentOnJunction( SCH_SCREEN* Screen )
{
SCH_ITEM* DrawList;
if( Screen == NULL )
{
DisplayError( NULL,
wxT( "BreakSegmentOnJunction() error: NULL screen" ) );
return;
}
DrawList = Screen->EEDrawList;
while( DrawList )
{
switch( DrawList->Type() )
{
case DRAW_JUNCTION_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (SCH_JUNCTION*) DrawList )
BreakSegment( Screen, STRUCT->m_Pos );
break;
case DRAW_BUSENTRY_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (SCH_BUS_ENTRY*) DrawList )
BreakSegment( Screen, STRUCT->m_Pos );
BreakSegment( Screen, STRUCT->m_End() );
break;
case DRAW_SEGMENT_STRUCT_TYPE:
case DRAW_NOCONNECT_STRUCT_TYPE:
case TYPE_SCH_LABEL:
case TYPE_SCH_GLOBALLABEL:
case TYPE_SCH_HIERLABEL:
case TYPE_SCH_COMPONENT:
case DRAW_POLYLINE_STRUCT_TYPE:
case TYPE_SCH_MARKER:
case TYPE_SCH_TEXT:
case DRAW_SHEET_STRUCT_TYPE:
case DRAW_HIERARCHICAL_PIN_SHEET_STRUCT_TYPE:
break;
default:
break;
}
DrawList = DrawList->Next();
}
}
/* Break a segment ( BUS, WIRE ) int 2 segments at location aBreakpoint,
* if aBreakpoint in on segment segment
* ( excluding ends)
* fill aPicklist with modified items if non null
*/
void BreakSegment( SCH_SCREEN* aScreen, wxPoint aBreakpoint )
{
SCH_LINE* segment, * NewSegment;
for( SCH_ITEM* DrawList = aScreen->EEDrawList; DrawList;
DrawList = DrawList->Next() )
{
if( DrawList->Type() != DRAW_SEGMENT_STRUCT_TYPE )
continue;
segment = (SCH_LINE*) DrawList;
if( !TestSegmentHit( aBreakpoint, segment->m_Start, segment->m_End, 0 ) )
continue;
/* ???
* Segment connecte: doit etre coupe en 2 si px,py
* n'est
* pas une extremite */
if( ( segment->m_Start == aBreakpoint )
|| ( segment->m_End == aBreakpoint ) )
continue;
/* Here we must cut the segment into 2. */
NewSegment = segment->GenCopy();
NewSegment->m_Start = aBreakpoint;
segment->m_End = NewSegment->m_Start;
NewSegment->SetNext( segment->Next() );
segment->SetNext( NewSegment );
DrawList = NewSegment;
}
}