kicad/gerbview/undelete.cpp

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/********************************************************/
/* Effacements : Routines de sauvegarde et d'effacement */
/********************************************************/
#include "fctsys.h"
#include "common.h"
#include "gerbview.h"
#include "protos.h"
/* Routines externes : */
/* Routines Locales */
/***********************************************/
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void WinEDA_GerberFrame::UnDeleteItem( wxDC* DC )
/***********************************************/
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/* Restitution d'un element (MODULE ou TRACK ) Efface
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*/
{
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EDA_BaseStruct* PtStruct, * PtNext;
TRACK* pt_track;
int net_code;
if( !g_UnDeleteStackPtr )
return;
g_UnDeleteStackPtr--;
PtStruct = g_UnDeleteStack[g_UnDeleteStackPtr];
if( PtStruct == NULL )
return; // Ne devrait pas se produire
switch( PtStruct->Type() )
{
case TYPEVIA:
case TYPETRACK:
for( ; PtStruct != NULL; PtStruct = PtNext )
{
PtNext = PtStruct->Pnext;
PtStruct->SetState( DELETED, OFF ); /* Effacement du bit DELETED */
Trace_Segment( DrawPanel, DC, (TRACK*) PtStruct, GR_OR );
}
PtStruct = g_UnDeleteStack[g_UnDeleteStackPtr];
net_code = ( (TRACK*) PtStruct )->m_NetCode;
pt_track = ( (TRACK*) PtStruct )->GetBestInsertPoint( m_Pcb );
( (TRACK*) PtStruct )->Insert( m_Pcb, pt_track );
g_UnDeleteStack[g_UnDeleteStackPtr] = NULL;
break;
default:
DisplayError( this, wxT( "Undelete struct: type Struct inattendu" ) );
break;
}
}
/********************************************************************/
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BOARD_ITEM* SaveItemEfface( BOARD_ITEM* PtItem, int nbitems )
/********************************************************************/
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/* Sauvegarde d'un element aux fins de restitution par Undelete
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* Supporte actuellement : Module et segments de piste
*/
{
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BOARD_ITEM* NextS, * PtStruct = PtItem;
int ii;
if( (PtItem == NULL) || (nbitems == 0) )
return NULL;
if( g_UnDeleteStackPtr >= UNDELETE_STACK_SIZE )
{
/* Delete last deleted item, and shift stack. */
DeleteStructure( g_UnDeleteStack[0] );
for( ii = 0; ii < (g_UnDeleteStackPtr - 1); ii++ )
{
g_UnDeleteStack[ii] = g_UnDeleteStack[ii + 1];
}
g_UnDeleteStackPtr--;;
}
g_UnDeleteStack[g_UnDeleteStackPtr++] = PtItem;
switch( PtStruct->Type() )
{
case TYPEVIA:
case TYPETRACK:
{
EDA_BaseStruct* Back = NULL;
g_UnDeleteStack[g_UnDeleteStackPtr - 1] = PtStruct;
for( ; nbitems > 0; nbitems--, PtStruct = NextS )
{
NextS = PtStruct->Next();
( (TRACK*) PtStruct )->UnLink();
PtStruct->SetState( DELETED, ON );
if( nbitems <= 1 )
NextS = NULL; /* fin de chaine */
PtStruct->Pnext = NextS;
PtStruct->Pback = Back; Back = PtStruct;
if( NextS == NULL )
break;
}
}
break;
default:
break;
}
return g_UnDeleteStack[g_UnDeleteStackPtr - 1];
}