kicad/pcbnew/undelete.cpp

156 lines
4.3 KiB
C++

/********************************************************/
/* Effacements : Routines de sauvegarde et d'effacement */
/********************************************************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "pcbnew.h"
#include "protos.h"
/* Routines externes : */
/* Routines Locales */
/********************************************/
void WinEDA_PcbFrame::UnDeleteItem( wxDC* DC )
/********************************************/
/* Restitution d'un element (MODULE ou TRACK ) Efface
*/
{
BOARD_ITEM* 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->Next();
PtStruct->SetState( DELETED, OFF ); /* Effacement du bit DELETED */
( (TRACK*) PtStruct )->Draw( DrawPanel, DC, GR_OR );
}
PtStruct = g_UnDeleteStack[g_UnDeleteStackPtr];
net_code = ( (TRACK*) PtStruct )->GetNet();
pt_track = ( (TRACK*) PtStruct )->GetBestInsertPoint( m_Pcb );
( (TRACK*) PtStruct )->Insert( m_Pcb, pt_track );
g_UnDeleteStack[g_UnDeleteStackPtr] = NULL;
test_1_net_connexion( DC, net_code );
m_Pcb->Display_Infos( this );
break;
case TYPEMODULE:
/* Erase general rastnest if needed */
if( g_Show_Ratsnest )
DrawGeneralRatsnest( DC );
/* Reinsertion du module dans la liste chainee des modules,
* en debut de chaine */
PtStruct->Pback = m_Pcb;
PtNext = m_Pcb->m_Modules;
PtStruct->Pnext = PtNext;
if( PtNext )
PtNext->Pback = PtStruct;
m_Pcb->m_Modules = (MODULE*) PtStruct;
g_UnDeleteStack[g_UnDeleteStackPtr] = NULL;
( (MODULE*) PtStruct )->Draw( DrawPanel, DC, wxPoint( 0, 0 ), GR_OR );
PtStruct->SetState( DELETED, OFF ); /* Creal DELETED flag */
PtStruct->m_Flags = 0;
m_Pcb->m_Status_Pcb = 0;
build_liste_pads();
ReCompile_Ratsnest_After_Changes( DC );
break;
default:
DisplayError( this, wxT( "WinEDA_PcbFrame::UnDeleteItem(): unexpected Struct type" ) );
break;
}
}
/**************************************************************/
/* void * SaveItemEfface(int type, void * PtItem, int nbitems) */
/**************************************************************/
/* Sauvegarde d'un element aux fins de restitution par Undelete
* Supporte actuellement : Module et segments de piste
*/
BOARD_ITEM* WinEDA_PcbFrame::SaveItemEfface( BOARD_ITEM* PtItem, int nbitems )
{
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. */
g_UnDeleteStack[0]->DeleteStructList();
for( ii = 0; ii < (g_UnDeleteStackPtr - 1); ii++ )
{
g_UnDeleteStack[ii] = g_UnDeleteStack[ii + 1];
}
g_UnDeleteStackPtr--;;
}
switch( PtStruct->Type() )
{
case TYPEVIA:
case TYPETRACK:
{
BOARD_ITEM* Back = NULL;
g_UnDeleteStack[g_UnDeleteStackPtr++] = 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;
case TYPEMODULE:
{
MODULE* Module = (MODULE*) PtItem;
Module->UnLink();
Module->SetState( DELETED, ON );
g_UnDeleteStack[g_UnDeleteStackPtr++] = Module;
build_liste_pads();
}
break;
default:
break;
}
return g_UnDeleteStack[g_UnDeleteStackPtr - 1];
}