mirror of https://gitlab.com/kicad/code/kicad.git
258 lines
6.9 KiB
C++
258 lines
6.9 KiB
C++
/*********************************/
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/* Module de nettoyage du schema */
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/*********************************/
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#include "fctsys.h"
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#include "gr_basic.h"
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#include "common.h"
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#include "program.h"
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#include "libcmp.h"
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#include "general.h"
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#include "netlist.h"
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#include "macros.h"
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#include "protos.h"
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/* Routines locales */
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static int TstAlignSegment(EDA_DrawLineStruct* RefSegm, EDA_DrawLineStruct* TstSegm);
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/* Variable locales */
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/*******************************************/
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bool SCH_SCREEN::SchematicCleanUp(wxDC * DC)
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/*******************************************/
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/* Routine de nettoyage:
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- regroupe les segments de fils (ou de bus) alignes en 1 seul segment
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- Detecte les objets identiques superposes
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*/
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{
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EDA_BaseStruct *DrawList, * TstDrawList;
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int flag;
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bool Modify = FALSE;
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DrawList = EEDrawList;
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for ( ;DrawList != NULL; DrawList = DrawList->Pnext )
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{
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if( DrawList->m_StructType == DRAW_SEGMENT_STRUCT_TYPE )
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{
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TstDrawList = DrawList->Pnext;
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while ( TstDrawList )
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{
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if( TstDrawList->m_StructType == DRAW_SEGMENT_STRUCT_TYPE )
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{
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flag = TstAlignSegment( (EDA_DrawLineStruct*)DrawList,
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(EDA_DrawLineStruct*)TstDrawList);
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if (flag ) /* Suppression de TstSegm */
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{
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/* keep the bits set in .m_Flags, because the deleted segment can be flagged */
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DrawList->m_Flags |= TstDrawList->m_Flags;
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EraseStruct(TstDrawList, this);
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SetRefreshReq();
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TstDrawList = EEDrawList;
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Modify = TRUE;
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}
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else TstDrawList = TstDrawList->Pnext;
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}
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else TstDrawList = TstDrawList->Pnext;
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}
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}
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}
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EDA_Appl->SchematicFrame->TestDanglingEnds(EEDrawList, DC);
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return Modify;
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}
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/***********************************************/
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void BreakSegmentOnJunction( SCH_SCREEN * Screen )
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/************************************************/
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/* Routine creant des debuts / fin de segment (BUS ou WIRES) sur les jonctions
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et les raccords
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*/
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{
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EDA_BaseStruct *DrawList;
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if( Screen == NULL )
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{
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DisplayError(NULL, wxT("BreakSegmentOnJunction() error: NULL screen"));
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return;
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}
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DrawList = Screen->EEDrawList;
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while ( DrawList )
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{
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switch( DrawList->m_StructType )
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{
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case DRAW_JUNCTION_STRUCT_TYPE :
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#undef STRUCT
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#define STRUCT ((DrawJunctionStruct*)DrawList)
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BreakSegment(Screen, STRUCT->m_Pos);
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break;
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case DRAW_BUSENTRY_STRUCT_TYPE :
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#undef STRUCT
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#define STRUCT ((DrawBusEntryStruct*)DrawList)
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BreakSegment(Screen, STRUCT->m_Pos);
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BreakSegment(Screen, STRUCT->m_End());
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break;
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case DRAW_SEGMENT_STRUCT_TYPE :
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case DRAW_NOCONNECT_STRUCT_TYPE :
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case DRAW_LABEL_STRUCT_TYPE :
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case DRAW_GLOBAL_LABEL_STRUCT_TYPE :
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case DRAW_LIB_ITEM_STRUCT_TYPE :
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case DRAW_PICK_ITEM_STRUCT_TYPE :
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case DRAW_POLYLINE_STRUCT_TYPE :
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case DRAW_MARKER_STRUCT_TYPE :
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case DRAW_TEXT_STRUCT_TYPE :
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case DRAW_SHEET_STRUCT_TYPE :
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case DRAW_SHEETLABEL_STRUCT_TYPE :
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break;
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default :
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break;
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}
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DrawList = DrawList->Pnext;
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}
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}
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/*********************************************************/
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DrawPickedStruct * BreakSegment(SCH_SCREEN * screen,
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wxPoint breakpoint, bool PutInUndoList)
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/*********************************************************/
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/* Coupe un segment ( BUS, WIRE ) en 2 au point breakpoint,
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- si ce point est sur le segment
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- extremites non comprises
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If PutInUndoList == TRUE, create a list of modifictions, for undo command
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*/
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{
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EDA_BaseStruct *DrawList;
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EDA_DrawLineStruct * segment, * NewSegment;
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int ox, oy, fx, fy;
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DrawPickedStruct * List = NULL;
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DrawList = screen->EEDrawList;
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while ( DrawList )
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{
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switch( DrawList->m_StructType )
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{
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case DRAW_SEGMENT_STRUCT_TYPE :
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segment = (EDA_DrawLineStruct*)DrawList;
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ox = segment->m_Start.x; oy = segment->m_Start.y;
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fx = segment->m_End.x; fy = segment->m_End.y;
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if( distance( fx - ox, fy - oy, breakpoint.x - ox, breakpoint.y - oy, 0 ) == 0 )
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break;
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/* Segment connecte: doit etre coupe en 2 si px,py n'est
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pas une extremite */
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if( (ox == breakpoint.x) && (oy == breakpoint.y ) ) break;
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if( (fx == breakpoint.x) && (fy == breakpoint.y ) ) break;
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/* Ici il faut couper le segment en 2 */
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if ( PutInUndoList ) // First: put copy of the old segment in undo list
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{
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DrawPickedStruct * wrapper = new DrawPickedStruct();
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wrapper->m_Flags = IS_CHANGED;
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wrapper->m_PickedStruct = segment->GenCopy();
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wrapper->m_Image = segment;
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wrapper->m_PickedStruct->m_Image = segment;
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wrapper->Pnext = List;
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List = wrapper;
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}
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NewSegment = segment->GenCopy();
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NewSegment->m_Start = breakpoint;
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segment->m_End = NewSegment->m_Start;
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NewSegment->Pnext = segment->Pnext;
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segment->Pnext = NewSegment;
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DrawList = NewSegment;
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if ( PutInUndoList )
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{
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DrawPickedStruct * wrapper = new DrawPickedStruct();
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wrapper->m_Flags = IS_NEW;
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wrapper->m_Image = NewSegment;
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wrapper->Pnext = List;
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List = wrapper;
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}
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break;
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case DRAW_JUNCTION_STRUCT_TYPE :
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case DRAW_BUSENTRY_STRUCT_TYPE :
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case DRAW_POLYLINE_STRUCT_TYPE :
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break;
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default :
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break;
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}
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DrawList = DrawList->Pnext;
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}
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return List;
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}
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/***********************************************************/
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static int TstAlignSegment( EDA_DrawLineStruct* RefSegm,
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EDA_DrawLineStruct* TstSegm)
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/***********************************************************/
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/* Search if the 2 segments RefSegm and TstSegm are on a line.
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Retourn 0 if no
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1 if yes, and RefSegm is modified to be the equivalent segment
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*/
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{
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if( RefSegm == TstSegm ) return(0);
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if( RefSegm->m_Layer != TstSegm->m_Layer ) return(0);
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// search for a common end, and modify coordinates to ensure RefSegm->m_End == TstSegm->m_Start
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if ( RefSegm->m_Start == TstSegm->m_Start )
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{
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if ( RefSegm->m_End == TstSegm->m_End ) // trivial case: RefSegm and TstSegm are identical
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return 1;
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EXCHG(RefSegm->m_Start, RefSegm->m_End); // at this point, RefSegm->m_End == TstSegm->m_Start
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}
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else if ( RefSegm->m_Start == TstSegm->m_End )
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{
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EXCHG(RefSegm->m_Start, RefSegm->m_End);
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EXCHG(TstSegm->m_Start, TstSegm->m_End); // at this point, RefSegm->m_End == TstSegm->m_Start
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}
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else if ( RefSegm->m_End == TstSegm->m_End )
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{
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EXCHG(TstSegm->m_Start, TstSegm->m_End); // at this point, RefSegm->m_End == TstSegm->m_Start
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}
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else if ( RefSegm->m_End != TstSegm->m_Start ) // No common end point, segments cannot be merged
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return 0;
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/* Test alignment: */
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if ( RefSegm->m_Start.y == RefSegm->m_End.y ) // Horizontal segment
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{
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if ( TstSegm->m_Start.y == TstSegm->m_End.y )
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{
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RefSegm->m_End = TstSegm->m_End;
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return 1;
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}
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}
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else if ( RefSegm->m_Start.x == RefSegm->m_End.x ) // Vertical segment
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{
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if ( TstSegm->m_Start.x == TstSegm->m_End.x )
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{
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RefSegm->m_End = TstSegm->m_End;
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return 1;
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}
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}
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else
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{
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if (atan2(RefSegm->m_Start.x - RefSegm->m_End.x, RefSegm->m_Start.y - RefSegm->m_End.y) ==
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atan2(TstSegm->m_Start.x - TstSegm->m_End.x, TstSegm->m_Start.y - TstSegm->m_End.y) )
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{
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RefSegm->m_End = TstSegm->m_End;
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return 1;
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}
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}
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return(0);
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}
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