haskal
/
kicad
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
kicad/pcbnew/editrack.cpp

754 lines
22 KiB
C++
Raw Blame History

/*******************************/
/* Edition des pistes */
/* Routines de trace de pistes */
/*******************************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "pcbnew.h"
#include "autorout.h"
#include "protos.h"
/* Routines Locales */
static void Exit_Editrack(WinEDA_DrawPanel * panel, wxDC *DC);
void ShowNewTrackWhenMovingCursor(WinEDA_DrawPanel * panel,
wxDC * DC, bool erase);
static int Add_45_degrees_Segment(WinEDA_BasePcbFrame * frame, wxDC * DC,
TRACK * ptfinsegment);
static void ComputeBreakPoint( TRACK * track, int n );
static TRACK * DeleteNullTrackSegments(BOARD * pcb, TRACK * track, int * segmcount);
static void EnsureEndTrackOnPad(D_PAD * Pad);
/* variables locales */
static int OldNetCodeSurbrillance;
static int OldEtatSurbrillance;
/************************************************************/
static void Exit_Editrack(WinEDA_DrawPanel * Panel, wxDC *DC)
/************************************************************/
/* routine d'annulation de la Commande Begin_Route si une piste est en cours
de tracage, ou de sortie de l'application EDITRACK.
*/
{
WinEDA_PcbFrame * frame = (WinEDA_PcbFrame *) Panel->m_Parent;
TRACK * track = (TRACK * ) frame->GetScreen()->m_CurrentItem;
if( track != NULL )
{
/* Erase the current drawing */
ShowNewTrackWhenMovingCursor(Panel, DC, FALSE);
if(g_HightLigt_Status) frame->Hight_Light(DC);
g_HightLigth_NetCode = OldNetCodeSurbrillance;
if(OldEtatSurbrillance) frame->Hight_Light(DC);
frame->MsgPanel->EraseMsgBox();
TRACK * previoustrack;
// Delete current (new) track
for( ;track != NULL; track = previoustrack)
{
previoustrack = (TRACK*) track->Pback;
delete track;
}
}
Panel->ManageCurseur = NULL;
Panel->ForceCloseManageCurseur = NULL;
frame->GetScreen()->m_CurrentItem = NULL;
}
/*************************************************************/
TRACK * WinEDA_PcbFrame::Begin_Route(TRACK * track, wxDC * DC)
/*************************************************************/
/*
Routine d'initialisation d'un trace de piste et/ou de mise en place d'un
nouveau point piste
Si pas de piste en cours de trace:
- Recherche de netname de la nouvelle piste ( pad de depart out netname
de la piste si depart sur une ancienne piste
- Met en surbrillance tout le net
- Initilise les divers pointeurs de trace
Si piste en cours:
- controle DRC
- si DRC OK : addition d'un nouveau point piste
*/
{
D_PAD * pt_pad = NULL;
TRACK * adr_buf = NULL, * Track;
int masquelayer = g_TabOneLayerMask[GetScreen()->m_Active_Layer];
EDA_BaseStruct * LockPoint;
wxPoint pos = GetScreen()->m_Curseur;
DrawPanel->ManageCurseur = ShowNewTrackWhenMovingCursor;
DrawPanel->ForceCloseManageCurseur = Exit_Editrack;
if(track == NULL ) /* debut reel du trace */
{
/* effacement surbrillance ancienne */
OldNetCodeSurbrillance = g_HightLigth_NetCode;
OldEtatSurbrillance = g_HightLigt_Status;
if(g_HightLigt_Status) Hight_Light(DC);
g_FirstTrackSegment = g_CurrentTrackSegment = new TRACK(m_Pcb);
g_CurrentTrackSegment->m_Flags = IS_NEW;
g_TrackSegmentCount = 1;
g_HightLigth_NetCode = 0;
/* Localisation de la pastille de reference de la piste: */
LockPoint = LocateLockPoint(m_Pcb, pos, masquelayer);
if( LockPoint )
{
if( LockPoint->m_StructType == TYPEPAD )
{
pt_pad = (D_PAD *) LockPoint;
/* le debut de la piste est remis sur le centre du pad */
pos = pt_pad->m_Pos;
g_HightLigth_NetCode = pt_pad->m_NetCode;
}
else /* le point d'accrochage est un segment */
{
adr_buf = (TRACK *) LockPoint;
g_HightLigth_NetCode = adr_buf->m_NetCode;
CreateLockPoint( &pos.x, &pos.y, adr_buf, NULL);
}
}
build_ratsnest_pad(LockPoint, wxPoint(0,0), TRUE);
Hight_Light(DC);
g_CurrentTrackSegment->m_Flags = IS_NEW;
g_CurrentTrackSegment->m_Layer = GetScreen()->m_Active_Layer;
g_CurrentTrackSegment->m_Width = g_DesignSettings.m_CurrentTrackWidth ;
g_CurrentTrackSegment->m_Start = pos;
g_CurrentTrackSegment->m_End = g_CurrentTrackSegment->m_Start;
g_CurrentTrackSegment->m_NetCode = g_HightLigth_NetCode ;
if(pt_pad)
{
g_CurrentTrackSegment->start = pt_pad ;
g_CurrentTrackSegment->SetState(BEGIN_ONPAD,ON);
}
else g_CurrentTrackSegment->start = adr_buf ;
if ( g_TwoSegmentTrackBuild )
{ // Create 2 segments
g_CurrentTrackSegment = new TRACK(*g_CurrentTrackSegment);
g_TrackSegmentCount++;
g_CurrentTrackSegment->Pback = g_FirstTrackSegment;
g_FirstTrackSegment->Pnext = g_CurrentTrackSegment;
g_CurrentTrackSegment->start = g_FirstTrackSegment;
g_FirstTrackSegment->end = g_CurrentTrackSegment;
g_FirstTrackSegment->SetState(BEGIN_ONPAD|END_ONPAD,OFF);
}
Affiche_Infos_Piste(this, g_CurrentTrackSegment) ;
GetScreen()->m_CurrentItem = g_CurrentTrackSegment;
DrawPanel->ManageCurseur(DrawPanel, DC, FALSE);
if( Drc_On && (Drc(this, DC,g_CurrentTrackSegment,m_Pcb->m_Track,1 ) == BAD_DRC) )
{
return g_CurrentTrackSegment;
}
}
else /* Track in progress : segment coordinates are updated by ShowNewTrackWhenMovingCursor*/
{
/* Tst for a D.R.C. error: */
if ( Drc_On )
{
if ( Drc(this, DC,g_CurrentTrackSegment,m_Pcb->m_Track,1 ) == BAD_DRC)
return NULL;
if ( g_TwoSegmentTrackBuild && // We must handle 2 segments
g_CurrentTrackSegment->Back() )
{
if( Drc(this, DC,g_CurrentTrackSegment->Back(),m_Pcb->m_Track,1 ) == BAD_DRC )
return NULL;
}
}
/* Current track is Ok: current segment is kept, and a new one is created
unless the current segment is null, or 2 last are null if a 2 segments track build
*/
bool CanCreateNewSegment = TRUE;
if( ! g_TwoSegmentTrackBuild && g_CurrentTrackSegment->IsNull() )
CanCreateNewSegment = FALSE;
if( g_TwoSegmentTrackBuild && g_CurrentTrackSegment->IsNull() &&
g_CurrentTrackSegment->Back() && g_CurrentTrackSegment->Back()->IsNull() )
CanCreateNewSegment = FALSE;
if ( CanCreateNewSegment )
{
/* Erase old track on screen */
ShowNewTrackWhenMovingCursor(DrawPanel, DC, FALSE);
if( g_Raccord_45_Auto )
{
if( Add_45_degrees_Segment(this, DC, g_CurrentTrackSegment) != 0 )
g_TrackSegmentCount++;
}
Track = g_CurrentTrackSegment->Copy();
Track->Insert(m_Pcb, g_CurrentTrackSegment);
Track->SetState(BEGIN_ONPAD|END_ONPAD,OFF);
g_CurrentTrackSegment->end = Locate_Pad_Connecte(m_Pcb, g_CurrentTrackSegment, END);
if( g_CurrentTrackSegment->end )
{
g_CurrentTrackSegment->SetState(END_ONPAD,ON);
Track->SetState(BEGIN_ONPAD,ON);
}
Track->start = g_CurrentTrackSegment->end;
g_CurrentTrackSegment = Track;
g_CurrentTrackSegment->m_Flags = IS_NEW;
g_TrackSegmentCount++ ;
g_CurrentTrackSegment->m_Start = g_CurrentTrackSegment->m_End;
g_CurrentTrackSegment->m_Layer = GetScreen()->m_Active_Layer;
g_CurrentTrackSegment->m_Width = g_DesignSettings.m_CurrentTrackWidth ;
/* Show the new position */
ShowNewTrackWhenMovingCursor(DrawPanel, DC, FALSE);
}
Affiche_Infos_Piste(this, g_CurrentTrackSegment) ;
}
GetScreen()->m_CurrentItem = g_CurrentTrackSegment;
return g_CurrentTrackSegment;
}
/**************************************************************************/
int Add_45_degrees_Segment(WinEDA_BasePcbFrame * frame, wxDC * DC, TRACK * pt_segm)
/***************************************************************************/
/* rectifie un virage a 90 et le modifie par 2 coudes a 45
n'opere que sur des segments horizontaux ou verticaux.
entree : pointeur sur le segment qui vient d'etre trace
On suppose que le segment precedent est celui qui a ete
precedement trace
retourne:
1 si ok
0 si impossible
*/
{
TRACK * Previous;
TRACK *NewTrack;
int pas_45;
int dx0, dy0, dx1, dy1 ;
if(g_TrackSegmentCount < 2 ) return(0) ; /* il faut au moins 2 segments */
Previous = (TRACK*)pt_segm->Pback; // pointe le segment precedent
// Test s'il y a 2 segments consecutifs a raccorder
if( (pt_segm->m_StructType != TYPETRACK ) ||
(Previous->m_StructType != TYPETRACK) )
{
return(0) ;
}
pas_45 = frame->GetScreen()->GetGrid().x / 2 ;
if( pas_45 < pt_segm->m_Width )
pas_45 = frame->GetScreen()->GetGrid().x;
while(pas_45 < pt_segm->m_Width) pas_45 *= 2;
// OK : tst si les segments sont a 90 degre et vertic ou horiz
dx0 = Previous->m_End.x - Previous->m_Start.x;
dy0 = Previous->m_End.y - Previous->m_Start.y;
dx1 = pt_segm->m_End.x - pt_segm->m_Start.x;
dy1 = pt_segm->m_End.y - pt_segm->m_Start.y;
// les segments doivent etre de longueur suffisante:
if(max(abs(dx0),abs(dy0)) < (pas_45*2) ) return(0);
if(max(abs(dx1),abs(dy1)) < (pas_45*2) ) return(0);
/* creation du nouveau segment, raccordant des 2 segm: */
NewTrack = pt_segm->Copy();
NewTrack->m_Start.x = Previous->m_End.x;
NewTrack->m_Start.y = Previous->m_End.y;
NewTrack->m_End.x = pt_segm->m_Start.x;
NewTrack->m_End.y = pt_segm->m_Start.y;
if( dx0 == 0 ) // Segment precedent Vertical
{
if(dy1 != 0 ) // les 2 segments ne sont pas a 90 ;
{
delete NewTrack;
return(0);
}
/* Calcul des coordonnees du point de raccord :
le nouveau segment raccorde le 1er segment Vertical
au 2eme segment Horizontal */
if(dy0 > 0 ) NewTrack->m_Start.y -= pas_45 ;
else NewTrack->m_Start.y += pas_45 ;
if(dx1 > 0 ) NewTrack->m_End.x += pas_45 ;
else NewTrack->m_End.x -= pas_45 ;
if ( Drc_On && (Drc(frame, DC, pt_segm, frame->m_Pcb->m_Track, 1) == BAD_DRC) )
{
delete NewTrack;
return(0) ;
}
Previous->m_End = NewTrack->m_Start;
pt_segm->m_Start = NewTrack->m_End;
NewTrack->Insert(frame->m_Pcb, Previous);
return(1) ;
}
if (dy0 == 0 ) // Segment precedent Horizontal : dy0 = 0
{
if (dx1 != 0 ) // les 2 segments ne sont pas a 90 ;
{
delete NewTrack;
return(0);
}
// Segments a 90
/* Modif des coordonnees du point de raccord :
un nouveau segment a ete cree, raccordant le 1er segment Horizontal
au 2eme segment Vertical */
if(dx0 > 0 ) NewTrack->m_Start.x -= pas_45 ;
else NewTrack->m_Start.x += pas_45 ;
if(dy1 > 0 ) NewTrack->m_End.y += pas_45 ;
else NewTrack->m_End.y -= pas_45 ;
if ( Drc_On && (Drc(frame, DC, NewTrack, frame->m_Pcb->m_Track, 1) == BAD_DRC) )
{
delete NewTrack;
return(0);
}
Previous->m_End = NewTrack->m_Start;
pt_segm->m_Start = NewTrack->m_End;
NewTrack->Insert(frame->m_Pcb, Previous);
return(1) ;
}
return(0);
}
/**************************************************************/
void WinEDA_PcbFrame::End_Route(TRACK * track, wxDC * DC)
/*************************************************************/
/*
Routine de fin de trace d'une piste (succession de segments)
*/
{
TRACK * pt_track;
int masquelayer = g_TabOneLayerMask[GetScreen()->m_Active_Layer];
wxPoint pos;
EDA_BaseStruct * LockPoint;
TRACK * adr_buf;
if( track == NULL ) return;
if ( Drc_On && ( Drc(this, DC,g_CurrentTrackSegment,m_Pcb->m_Track,1 ) == BAD_DRC) )
return ;
/* Sauvegarde des coord du point terminal de la piste */
pos = g_CurrentTrackSegment->m_End;
if ( Begin_Route(track, DC) == NULL ) return;
ShowNewTrackWhenMovingCursor(DrawPanel, DC, TRUE); /* mise a jour trace reel */
ShowNewTrackWhenMovingCursor(DrawPanel, DC, FALSE); /* efface trace piste*/
trace_ratsnest_pad(DC); /* efface trace chevelu*/
// cleanup
if (g_CurrentTrackSegment->Pnext != NULL){
delete g_CurrentTrackSegment->Pnext;
g_CurrentTrackSegment->Pnext = NULL;
}
/* La piste est ici non chainee a la liste des segments de piste.
Il faut la replacer dans la zone de net,
le plus pres possible du segment d'attache ( ou de fin ), car
ceci contribue a la reduction du temps de calcul */
/* Accrochage de la fin de la piste */
LockPoint = LocateLockPoint(m_Pcb, pos, masquelayer);
if ( LockPoint ) /* La fin de la piste est sur un PAD */
{
if( LockPoint->m_StructType == TYPEPAD )
{
EnsureEndTrackOnPad( (D_PAD *) LockPoint);
}
else /* la fin de la piste est sur une autre piste: il faudra
peut-etre creer un point d'ancrage */
{
adr_buf = (TRACK *) LockPoint;
g_HightLigth_NetCode = adr_buf->m_NetCode;
/* creation eventuelle d'un point d'accrochage */
LockPoint = CreateLockPoint(&g_CurrentTrackSegment->m_End.x, &g_CurrentTrackSegment->m_End.y,
adr_buf, g_CurrentTrackSegment);
}
}
// Delete Null segments:
g_FirstTrackSegment = DeleteNullTrackSegments(m_Pcb, g_FirstTrackSegment, & g_TrackSegmentCount);
/* Test if no segment left. Can happend on a double click on the start point */
if ( g_FirstTrackSegment != NULL )
{
/* Put new track in buffer: search the best insertion poinr */
pt_track = g_FirstTrackSegment->GetBestInsertPoint(m_Pcb);
/* Uut track in linked list */
g_FirstTrackSegment->Insert(m_Pcb, pt_track);
trace_ratsnest_pad(DC);
Trace_Une_Piste(DrawPanel, DC, g_FirstTrackSegment, g_TrackSegmentCount,GR_OR) ;
// Reset flags:
TRACK * ptr = g_FirstTrackSegment; int ii;
for ( ii = 0; (ptr != NULL) && (ii < g_TrackSegmentCount) ; ii++ )
{
ptr->m_Flags = 0; ptr = ptr->Next();
}
/* Delete the old track, if exists */
if(g_AutoDeleteOldTrack)
{
EraseOldTrack(this, m_Pcb, DC, g_FirstTrackSegment, g_TrackSegmentCount);
}
/* compute the new rastnest : */
test_1_net_connexion(DC, g_FirstTrackSegment->m_NetCode );
GetScreen()->SetModify();
Affiche_Infos_Status_Pcb(this);
}
/* Finish the work, clear used variables */
g_FirstTrackSegment = NULL;
if(g_HightLigt_Status) Hight_Light(DC);
g_HightLigth_NetCode = OldNetCodeSurbrillance;
if(OldEtatSurbrillance) Hight_Light(DC);
DrawPanel->ManageCurseur = NULL;
DrawPanel->ForceCloseManageCurseur = NULL;
GetScreen()->m_CurrentItem = NULL;
}
/****************************************************************************/
void ShowNewTrackWhenMovingCursor(WinEDA_DrawPanel * panel,wxDC * DC, bool erase)
/****************************************************************************/
/* redessin du contour de la piste lors des deplacements de la souris
Cette routine est utilisee comme .ManageCurseur()
si ShowIsolDuringCreateTrack_Item.State == RUN la marge d'isolation
est aussi affichee
*/
{
int IsolTmp, Track_fill_copy;
PCB_SCREEN * screen = (PCB_SCREEN *) panel->GetScreen();
Track_fill_copy = DisplayOpt.DisplayPcbTrackFill;
DisplayOpt.DisplayPcbTrackFill = SKETCH;
IsolTmp = DisplayOpt.DisplayTrackIsol;
if ( g_ShowIsolDuringCreateTrack)
DisplayOpt.DisplayTrackIsol = TRUE;
/* efface ancienne position si elle a ete deja dessinee */
if( erase )
{
Trace_Une_Piste(panel, DC, g_FirstTrackSegment,g_TrackSegmentCount,GR_XOR) ;
((WinEDA_BasePcbFrame*)(panel->m_Parent))->trace_ratsnest_pad( DC);
}
/* dessin de la nouvelle piste : mise a jour du point d'arrivee */
g_CurrentTrackSegment->m_Layer = screen->m_Active_Layer;
g_CurrentTrackSegment->m_Width = g_DesignSettings.m_CurrentTrackWidth;
if ( g_TwoSegmentTrackBuild )
{
TRACK * previous_track = (TRACK *)g_CurrentTrackSegment->Pback;
if ( previous_track && (previous_track->m_StructType == TYPETRACK) )
{
previous_track->m_Layer = screen->m_Active_Layer;
previous_track->m_Width = g_DesignSettings.m_CurrentTrackWidth;
}
}
if (Track_45_Only)
{
if ( g_TwoSegmentTrackBuild )
ComputeBreakPoint(g_CurrentTrackSegment, g_TrackSegmentCount);
else
{
/* Calcul de l'extremite de la piste pour orientations permises:
horiz,vertical ou 45 degre */
Calcule_Coord_Extremite_45(g_CurrentTrackSegment->m_Start.x,g_CurrentTrackSegment->m_Start.y,
&g_CurrentTrackSegment->m_End.x, &g_CurrentTrackSegment->m_End.y);
}
}
else /* ici l'angle d'inclinaison est quelconque */
{
g_CurrentTrackSegment->m_End = screen->m_Curseur;
}
Trace_Une_Piste(panel, DC, g_FirstTrackSegment,g_TrackSegmentCount,GR_XOR) ;
DisplayOpt.DisplayTrackIsol = IsolTmp;
DisplayOpt.DisplayPcbTrackFill = Track_fill_copy ;
((WinEDA_BasePcbFrame*)(panel->m_Parent))->
build_ratsnest_pad(NULL, g_CurrentTrackSegment->m_End, FALSE);
((WinEDA_BasePcbFrame*)(panel->m_Parent))->trace_ratsnest_pad(DC);
}
/*****************************************************************/
void Calcule_Coord_Extremite_45(int ox, int oy, int* fx, int* fy )
/*****************************************************************/
/* determine les parametres .fx et .fy du segment pointe par pt_segm
pour avoir un segment oriente a 0, 90 ou 45 degres, selon position
du oint d'origine et de la souris
*/
{
int deltax, deltay, angle;
deltax = ActiveScreen->m_Curseur.x - ox ;
deltay = ActiveScreen->m_Curseur.y - oy ;
/* calcul de l'angle preferentiel : 0, 45 , 90 degre */
deltax = abs(deltax) ; deltay = abs(deltay) ; angle = 45 ;
if( deltax >= deltay )
{
if ( deltax == 0 ) angle = 0 ;
else if( ((deltay << 6 )/ deltax ) < 26 ) angle = 0 ;
}
else
{
angle = 45 ;
if (deltay == 0 ) angle = 90 ;
else if( ((deltax << 6 )/ deltay ) < 26 ) angle = 90 ;
}
switch ( angle )
{
case 0 :
*fx = ActiveScreen->m_Curseur.x;
*fy = oy ;
break ;
case 45 :
deltax = min(deltax,deltay) ; deltay = deltax ;
/* recalcul des signes de deltax et deltay */
if( (ActiveScreen->m_Curseur.x - ox) < 0 ) deltax = -deltax;
if( (ActiveScreen->m_Curseur.y - oy) < 0 ) deltay = -deltay;
*fx = ox + deltax ;
*fy = oy + deltay ;
break ;
case 90 :
*fx = ox ;
*fy = ActiveScreen->m_Curseur.y;
break ;
}
}
/********************************************************/
void ComputeBreakPoint( TRACK * track, int SegmentCount )
/********************************************************/
/**
* Compute new track angle based on previous track.
*/
{
int iDx = 0;
int iDy = 0;
int iAngle = 0;
if ( SegmentCount <= 0 ) return;
if ( track == NULL ) return;
TRACK * NewTrack = track;
track = (TRACK*)track->Pback;
SegmentCount--;
if ( track )
{
iDx = ActiveScreen->m_Curseur.x - track->m_Start.x;
iDy = ActiveScreen->m_Curseur.y - track->m_Start.y;
iDx = abs(iDx);
iDy = abs(iDy);
}
TRACK * LastTrack = track ? (TRACK*)track->Pback : NULL;
if ( LastTrack ) {
if ( (LastTrack->m_End.x == LastTrack->m_Start.x) ||
(LastTrack->m_End.y == LastTrack->m_Start.y) ){
iAngle = 45;
}
}
if (iAngle == 0){
if (iDx >= iDy) iAngle = 0;
else iAngle = 90;
}
if ( track == NULL ) iAngle = -1;
switch ( iAngle )
{
case -1:
break;
case 0 :
if ( (ActiveScreen->m_Curseur.x - track->m_Start.x) < 0 )
track->m_End.x = ActiveScreen->m_Curseur.x + iDy;
else
track->m_End.x = ActiveScreen->m_Curseur.x - iDy;
track->m_End.y = track->m_Start.y;
break ;
case 45 :
iDx = min(iDx,iDy);
iDy = iDx ;
/* recalcul des signes de deltax et deltay */
if( (ActiveScreen->m_Curseur.x - track->m_Start.x) < 0 )
iDx = -iDx;
if( (ActiveScreen->m_Curseur.y - track->m_Start.y) < 0 )
iDy = -iDy;
track->m_End.x = track->m_Start.x + iDx;
track->m_End.y = track->m_Start.y + iDy;
break ;
case 90 :
if ( (ActiveScreen->m_Curseur.y - track->m_Start.y) < 0 )
track->m_End.y = ActiveScreen->m_Curseur.y + iDx;
else
track->m_End.y = ActiveScreen->m_Curseur.y - iDx;
track->m_End.x = track->m_Start.x;
break ;
}
if ( track )
{
if ( track->IsNull() ) track->m_End = ActiveScreen->m_Curseur;
NewTrack->m_Start = track->m_End;
}
NewTrack->m_End = ActiveScreen->m_Curseur;
}
/****************************************************************************/
TRACK * DeleteNullTrackSegments(BOARD * pcb, TRACK * track, int * segmcount)
/****************************************************************************/
/* Delete track segments which have len = 0; after creating a new track
return a pointer on the first segment (start of track list)
*/
{
TRACK * firsttrack = track;
TRACK * oldtrack;
int nn = 0;
EDA_BaseStruct * LockPoint;
if(track == 0) return NULL;
LockPoint = track->start;
while ( track != NULL )
{
oldtrack = track;
track = track->Next();
if ( ! oldtrack->IsNull() )
{
nn++;
continue;
}
// NULL segment, delete it
if ( firsttrack == oldtrack ) firsttrack = track;
oldtrack->UnLink();
delete oldtrack;
}
if ( segmcount ) *segmcount = nn;
if ( nn == 0 ) return NULL; // all the new track segments have been deleted
// we must set the pointers on connected items and the connection status
oldtrack = track = firsttrack;
firsttrack->start = NULL;
while ( track != NULL )
{
oldtrack = track;
track = track->Next();
oldtrack->end = track;
if ( track ) track->start = oldtrack;
oldtrack->SetStatus(0);
}
firsttrack->start = LockPoint;
if ( LockPoint && (LockPoint->m_StructType == TYPEPAD ) )
firsttrack->SetState(BEGIN_ONPAD,ON);
track = firsttrack;
while ( track != NULL )
{
TRACK * next_track = track->Next();
LockPoint = Locate_Pad_Connecte(pcb, track, END);
if ( LockPoint )
{
track->end = LockPoint;
track->SetState(END_ONPAD,ON);
if ( next_track )
{
next_track->start = LockPoint;
next_track->SetState(BEGIN_ONPAD,ON);
}
}
track = next_track;
}
return firsttrack;
}
/************************************/
void EnsureEndTrackOnPad(D_PAD * Pad)
/************************************/
/* Ensure the end point of g_CurrentTrackSegment is on the pas "Pad"
if no, create a new track segment if necessary
and move current (or new) end segment on pad
*/
{
if( g_CurrentTrackSegment->m_End == Pad->m_Pos ) // Ok !
{
g_CurrentTrackSegment->end = Pad;
g_CurrentTrackSegment->SetState(END_ONPAD, ON);
return;
}
TRACK * lasttrack = g_CurrentTrackSegment;
if ( ! g_CurrentTrackSegment->IsNull() )
{ /* Must create a new segment, from track end to pad center */
g_CurrentTrackSegment = new TRACK(*lasttrack);
g_TrackSegmentCount++;
lasttrack->Pnext = g_CurrentTrackSegment;
g_CurrentTrackSegment->Pback = lasttrack;
lasttrack->end = g_CurrentTrackSegment;
}
g_CurrentTrackSegment->m_End = Pad->m_Pos;
g_CurrentTrackSegment->SetState(END_ONPAD, OFF);
g_CurrentTrackSegment->end = Pad;
g_CurrentTrackSegment->SetState(END_ONPAD, ON);
}
Reference in New Issue View Git Blame Copy Permalink