kicad/pcbnew/export_gencad.cpp

/***************************************************/
/* export_gencad.cpp - export en formay GenCAD 1.4 */
/***************************************************/

#include "fctsys.h"

#include "common.h"
#include "pcbnew.h"
#include "trigo.h"

#include "bitmaps.h"
#include "protos.h"
#include "id.h"

bool        CreateHeaderInfoData( FILE* file, WinEDA_PcbFrame* frame );
static int* CreateTracksInfoData( FILE* file, BOARD* pcb );
static void CreateBoardSection( FILE* file, BOARD* pcb );
static void CreateComponentsSection( FILE* file, BOARD* pcb );
static void CreateDevicesSection( FILE* file, BOARD* pcb );
static void CreateRoutesSection( FILE* file, BOARD* pcb );
static void CreateSignalsSection( FILE* file, BOARD* pcb );
static void CreateShapesSection( FILE* file, BOARD* pcb );
static void CreatePadsShapesSection( FILE* file, BOARD* pcb );
static void ModuleWriteShape( FILE* File, MODULE* module );

// layer name pour extensions fichiers de tracewxString 
static const wxString GenCAD_Layer_Name[32] = {
    wxT( "BOTTOM" ),            wxT( "INNER1" ),         wxT( "INNER2" ),             wxT("INNER3" ),
    wxT( "INNER4" ),            wxT( "INNER5" ),         wxT( "INNER6" ),             wxT("INNER7" ),
    wxT( "INNER8" ),            wxT( "INNER9" ),         wxT( "INNER10" ),            wxT("INNER11" ),
    wxT( "INNER12" ),           wxT( "INNER13" ),        wxT( "INNER14" ),            wxT( "TOP" ),
    wxT( "adhecu" ),            wxT( "adhecmp" ),        wxT( "SOLDERPASTE_BOTTOM" ), wxT("SOLDERPASTE_TOP" ),
    wxT( "SILKSCREEN_BOTTOM" ), wxT( "SILKSCREEN_TOP" ), wxT( "SOLDERMASK_BOTTOM" ),  wxT("SOLDERMASK_TOP" ),
    wxT( "drawings" ),          wxT( "comments" ),       wxT( "eco1" ),               wxT( "eco2" ),
    wxT( "edges" ),             wxT( "--" ),             wxT( "--" ),                 wxT( "--" )
};

int      offsetX, offsetY;
D_PAD*   PadList;

/* routines de conversion des coord ( sous GenCAD axe Y vers le haut) */
static int mapXto( int x )
{
    return x - offsetX;
}


static int mapYto( int y )
{
    return offsetY - y;
}


/***********************************************************/
void WinEDA_PcbFrame::ExportToGenCAD( wxCommandEvent& event )
/***********************************************************/

/*
 *  Exporte le board au format GenCAD 1.4
 */
{
    wxString FullFileName = GetScreen()->m_FileName;
    wxString msg, std_ext, mask;
    FILE*    file;

    std_ext = wxT( ".gcd" );
    mask    = wxT( "*" ) + std_ext;
    ChangeFileNameExt( FullFileName, std_ext );
    FullFileName = EDA_FileSelector( _( "GenCAD file:" ),
                                     wxEmptyString,     /* Chemin par defaut */
                                     FullFileName,      /* nom fichier par defaut */
                                     std_ext,           /* extension par defaut */
                                     mask,              /* Masque d'affichage */
                                     this,
                                     wxFD_SAVE,
                                     FALSE
                                     );
    if( FullFileName == wxEmptyString )
        return;

    if( ( file = wxFopen( FullFileName, wxT( "wt" ) ) ) == NULL )
    {
        msg = _( "Unable to create " ) + FullFileName;
        DisplayError( this, msg ); return;
    }

    /* Mise a jour des infos PCB: */
    m_Pcb->ComputeBoundaryBox();

    offsetX = m_Auxiliary_Axis_Position.x;
    offsetY = m_Auxiliary_Axis_Position.y;
    wxClientDC dc( DrawPanel );

    DrawPanel->PrepareGraphicContext( &dc );
    Compile_Ratsnest( &dc, TRUE );

    /* Mise des modules vus en miroir en position "normale"
     *  (necessaire pour decrire les formes sous GenCAD,
     *  qui sont decrites en vue normale, orientation 0)) */
    MODULE* module;
    for( module = m_Pcb->m_Modules; module != NULL; module = module->Next() )
    {
        module->flag = 0;
        if( module->GetLayer() == COPPER_LAYER_N )
        {
            m_Pcb->Change_Side_Module( module, NULL );
            module->flag = 1;
        }
    }

    // Creation de l'entete:
    CreateHeaderInfoData( file, this );
    CreateBoardSection( file, m_Pcb );

    /* Creation liste des TRACKS
     *  (section $TRACK) id liste des outils de tracage de pistes */
    CreateTracksInfoData( file, m_Pcb );

    /* Creation de la liste des formes utilisees
     *  (formes des composants principalement */
    CreatePadsShapesSection( file, m_Pcb );   // doit etre appele avant CreateShapesSection()
    CreateShapesSection( file, m_Pcb );

    /* Creation de la liste des equipotentielles: */
    CreateSignalsSection( file, m_Pcb );

    CreateDevicesSection( file, m_Pcb );
    CreateComponentsSection( file, m_Pcb );
    CreateRoutesSection( file, m_Pcb );

    fclose( file );

    /* Remise en place des modules vus en miroir */
    for( module = m_Pcb->m_Modules; module != NULL; module = module->Next() )
    {
        if( module->flag )
        {
            m_Pcb->Change_Side_Module( module, NULL );
            module->flag = 0;
        }
    }
}


/**************************************************************************/
static int Pad_list_Sort_by_Shapes( const void* refptr, const void* objptr )
/**************************************************************************/
{
    const D_PAD* padref = *(D_PAD**)refptr;
    const D_PAD* padcmp = *(D_PAD**)objptr;

    return D_PAD::Compare( padref, padcmp );     
}


/*****************************************************/
void CreatePadsShapesSection( FILE* file, BOARD* pcb )
/*****************************************************/

/* Cree la liste des formes des pads ( 1 forme par pad )
 *  initialise le membre .m_logical_connexion de la struct pad, la valeur 1 ..n
 *  pour les formes de pad PAD1 a PADn
 */
{
    D_PAD*      pad;
    D_PAD**     padlist;
    D_PAD**     pad_list_base = NULL;
    
    const  char*  pad_type;
    int    memsize, ii, dx, dy;
    D_PAD* old_pad = NULL;
    int    pad_name_number;

    fputs( "$PADS\n", file );

    if( pcb->m_NbPads > 0 )     // pcb->m_Pads is NULL unless this is true
    {
        // Generation de la liste des pads tries par forme et dimensions:
        memsize = (pcb->m_NbPads + 1) * sizeof(D_PAD *);
        pad_list_base = (D_PAD**) MyZMalloc( memsize );
        memcpy( pad_list_base, pcb->m_Pads, memsize );
        qsort( pad_list_base, pcb->m_NbPads, sizeof(D_PAD *), Pad_list_Sort_by_Shapes );
    }

    pad_name_number = 0;
    for( padlist = pad_list_base, ii = 0; ii < pcb->m_NbPads; padlist++, ii++ )
    {
        pad = *padlist;
        pad->m_logical_connexion = pad_name_number;

        if( old_pad && 0==D_PAD::Compare( old_pad, pad ) )
            continue; // Forme deja generee

        old_pad = pad;

        pad_name_number++;
        pad->m_logical_connexion = pad_name_number;

        fprintf( file, "PAD PAD%d", pad->m_logical_connexion );

        dx = pad->m_Size.x / 2; 
        dy = pad->m_Size.y / 2;

        switch( pad->m_PadShape )
        {
        default:
        case PAD_CIRCLE:
            pad_type = "ROUND";
            fprintf( file, " %s %d\n", pad_type, pad->m_Drill.x );
            fprintf( file, "CIRCLE %d %d %d\n",
                     pad->m_Offset.x, -pad->m_Offset.y, pad->m_Size.x / 2 );
            break;

        case PAD_RECT:
            pad_type = "RECTANGULAR";
            fprintf( file, " %s %d\n", pad_type, pad->m_Drill.x );
            fprintf( file, "RECTANGLE %d %d %d %d\n",
                     -dx + pad->m_Offset.x, -dy - pad->m_Offset.y,
                     dx + pad->m_Offset.x, -pad->m_Offset.y + dy );
            break;

        case PAD_OVAL:     /* description du contour par 2 linges et 2 arcs */
        {
            pad_type = "FINGER";
            fprintf( file, " %s %d\n", pad_type, pad->m_Drill.x );
            int dr = dx - dy;
            if( dr >= 0 )       // ovale horizontal
            {
                int rayon = dy;
                fprintf( file, "LINE %d %d %d %d\n",
                         -dr + pad->m_Offset.x, -pad->m_Offset.y - rayon,
                         dr + pad->m_Offset.x, -pad->m_Offset.y - rayon );
                fprintf( file, "ARC %d %d %d %d %d %d\n",
                         dr + pad->m_Offset.x, -pad->m_Offset.y - rayon,
                         dr + pad->m_Offset.x, -pad->m_Offset.y + rayon,
                         dr + pad->m_Offset.x, -pad->m_Offset.y );

                fprintf( file, "LINE %d %d %d %d\n",
                         dr + pad->m_Offset.x, -pad->m_Offset.y + rayon,
                         -dr + pad->m_Offset.x, -pad->m_Offset.y + rayon );
                fprintf( file, "ARC %d %d %d %d %d %d\n",
                         -dr + pad->m_Offset.x, -pad->m_Offset.y + rayon,
                         -dr + pad->m_Offset.x, -pad->m_Offset.y - rayon,
                         -dr + pad->m_Offset.x, -pad->m_Offset.y );
            }
            else        // ovale vertical
            {
                dr = -dr;
                int rayon = dx;
                fprintf( file, "LINE %d %d %d %d\n",
                         -rayon + pad->m_Offset.x, -pad->m_Offset.y - dr,
                         -rayon + pad->m_Offset.x, -pad->m_Offset.y + dr );
                fprintf( file, "ARC %d %d %d %d %d %d\n",
                         -rayon + pad->m_Offset.x, -pad->m_Offset.y + dr,
                         rayon + pad->m_Offset.x, -pad->m_Offset.y + dr,
                         pad->m_Offset.x, -pad->m_Offset.y + dr );

                fprintf( file, "LINE %d %d %d %d\n",
                         rayon + pad->m_Offset.x, -pad->m_Offset.y + dr,
                         rayon + pad->m_Offset.x, -pad->m_Offset.y - dr );
                fprintf( file, "ARC %d %d %d %d %d %d\n",
                         rayon + pad->m_Offset.x, -pad->m_Offset.y - dr,
                         -rayon + pad->m_Offset.x, -pad->m_Offset.y - dr,
                         pad->m_Offset.x, -pad->m_Offset.y - dr );
            }
            break;
        }

        case PAD_TRAPEZOID:
            pad_type = "POLYGON";
            break;
        }
    }

    fputs( "$ENDPADS\n\n", file );
    
    MyFree( pad_list_base );
}


/**************************************************/
void CreateShapesSection( FILE* file, BOARD* pcb )
/**************************************************/

/* Creation de la liste des formes des composants.
 *  Comme la forme de base (module de librairie peut etre modifiee,
 *  une forme est creee par composant
 *  La forme est donnee normalisee, c'est a dire orientation 0, position 0 non miroir
 *  Il y aura donc des formes indentiques redondantes
 * 
 *  Syntaxe:
 *  $SHAPES
 *  SHAPE <shape_name>
 *  shape_descr (line, arc ..)
 *  PIN <pin_name> <pad_name> <x_y_ref> <layer> <rot> <mirror>
 * 
 *  SHAPE <shape_name>
 *  ..
 *  $ENDSHAPES
 */
{
    MODULE*        module;
    D_PAD*         pad;
    const char*    layer;
    int            orient;
    wxString       pinname;
    const char*    mirror = "0";

    fputs( "$SHAPES\n", file );

    for( module = pcb->m_Modules; module != NULL; module = (MODULE*) module->Pnext )
    {
        ModuleWriteShape( file, module );
        for( pad = module->m_Pads; pad != NULL; pad = (D_PAD*) pad->Pnext )
        {
            layer = "ALL";
            if( (pad->m_Masque_Layer & ALL_CU_LAYERS) == CUIVRE_LAYER )
            {
                if( module->GetLayer() == CMP_N )
                    layer = "BOTTOM";
                else
                    layer = "TOP";
            }
            else if( (pad->m_Masque_Layer & ALL_CU_LAYERS) == CMP_LAYER )
            {
                if( module->GetLayer() == CMP_N )
                    layer = "TOP";
                else
                    layer = "BOTTOM";
            }

            pad->ReturnStringPadName( pinname );
            if( pinname.IsEmpty() )
                pinname = wxT( "noname" );

            orient = pad->m_Orient - module->m_Orient;
            NORMALIZE_ANGLE_POS( orient );
            fprintf( file, "PIN %s PAD%d %d %d %s %d %s",
                     CONV_TO_UTF8( pinname ), pad->m_logical_connexion,
                     pad->m_Pos0.x, -pad->m_Pos0.y,
                     layer, orient / 10, mirror );
            if( orient % 10 )
                fprintf( file, " .%d", orient % 10 );
            fprintf( file, "\n" );
        }
    }

    fputs( "$ENDSHAPES\n\n", file );
}


/******************************************************/
void CreateComponentsSection( FILE* file, BOARD* pcb )
/******************************************************/

/* Creation de la section $COMPONENTS (Placement des composants
 *  Composants cote CUIVRE:
 *  Les formes sont donnees avec l'option "FLIP", c.a.d.:
 *  - ils sont decrits en vue normale (comme s'ils etaient sur cote COMPOSANT)
 *  - leur orientation est donn<EFBFBD>e comme s'ils etaient cote composant.
 */
{
    MODULE*       module = pcb->m_Modules;
    TEXTE_MODULE* PtTexte;
    const char*   mirror;
    const char*   flip;
    int           ii;

    fputs( "$COMPONENTS\n", file );

    for( ; module != NULL; module = (MODULE*) module->Pnext )
    {
        int orient = module->m_Orient;
        if( module->flag )
        {
            mirror = "MIRRORX";         // Miroir selon axe X
            flip   = "FLIP";            // Description normale ( formes a afficher en miroir X)
            NEGATE_AND_NORMALIZE_ANGLE_POS( orient );
        }
        else
        {
            mirror = "0";
            flip   = "0";
        }

        fprintf( file, "COMPONENT %s\n", CONV_TO_UTF8( module->m_Reference->m_Text ) );
        fprintf( file, "DEVICE %s\n", CONV_TO_UTF8( module->m_Reference->m_Text ) );
        fprintf( file, "PLACE %d %d\n", mapXto( module->m_Pos.x ), mapYto( module->m_Pos.y ) );
        fprintf( file, "LAYER %s\n", (module->flag) ? "BOTTOM" : "TOP" );

        fprintf( file, "ROTATION %d", orient / 10 );
        if( orient % 10 )
            fprintf( file, ".%d", orient % 10 );
        fputs( "\n", file );

        fprintf( file, "SHAPE %s %s %s\n",
                 CONV_TO_UTF8( module->m_Reference->m_Text ), mirror, flip );

        /* Generation des elements textes (ref et valeur seulement) */
        PtTexte = module->m_Reference;
        for( ii = 0; ii < 2; ii++ )
        {
            int      orient = PtTexte->m_Orient;
            wxString layer  = GenCAD_Layer_Name[SILKSCREEN_N_CMP];
            fprintf( file, "TEXT %d %d %d %d.%d %s %s \"%s\"",
                     PtTexte->m_Pos0.x, -PtTexte->m_Pos0.y,
                     PtTexte->m_Size.x,
                     orient / 10, orient % 10,
                     mirror,
                     CONV_TO_UTF8( layer ),
                     CONV_TO_UTF8( PtTexte->m_Text )
                     );

            fprintf( file, " 0 0 %d %d\n",
                     (int) ( PtTexte->m_Size.x * PtTexte->m_Text.Len() ),
                     (int) PtTexte->m_Size.y );

            PtTexte = module->m_Value;
        }

        // commentaire:
        fprintf( file, "SHEET Part %s %s\n", CONV_TO_UTF8( module->m_Reference->m_Text ),
                CONV_TO_UTF8( module->m_Value->m_Text ) );
    }

    fputs( "$ENDCOMPONENTS\n\n", file );
}


/***************************************************/
void CreateSignalsSection( FILE* file, BOARD* pcb )
/***************************************************/

/* Creation de la liste des equipotentielles:
 *  $SIGNALS
 *      SIGNAL <equipot name>
 *      NODE <component name> <pin name>
 *      ...
 *      NODE <component name> <pin name>
 *  $ENDSIGNALS
 */
{
    wxString msg;
    EQUIPOT* equipot;
    D_PAD*   pad;
    MODULE*  module;
    int      NbNoConn = 1;

    fputs( "$SIGNALS\n", file );

    for( equipot = pcb->m_Equipots; equipot != NULL; equipot = (EQUIPOT*) equipot->Pnext )
    {
        if( equipot->m_Netname == wxEmptyString )  // dummy equipot (non connexion)
        {
            equipot->m_Netname << wxT( "NoConnection" ) << NbNoConn++;
        }

        if( equipot->GetNet() <= 0 )  // dummy equipot (non connexion)
            continue;

        msg = wxT( "\nSIGNAL " ) + equipot->m_Netname;
        
        fputs( CONV_TO_UTF8( msg ), file ); 
        fputs( "\n", file );

        for( module = pcb->m_Modules; module != NULL; module = (MODULE*) module->Pnext )
        {
            for( pad = module->m_Pads; pad != NULL; pad = (D_PAD*) pad->Pnext )
            {
                wxString padname;
                if( pad->GetNet() != equipot->GetNet() )
                    continue;
                
                pad->ReturnStringPadName( padname );
                msg.Printf( wxT( "NODE %s %.4s" ),
                           module->m_Reference->m_Text.GetData(), padname.GetData() );
                
                fputs( CONV_TO_UTF8( msg ), file ); 
                fputs( "\n", file );
            }
        }
    }

    fputs( "$ENDSIGNALS\n\n", file );
}


/*************************************************************/
bool CreateHeaderInfoData( FILE* file, WinEDA_PcbFrame* frame )
/*************************************************************/

/* Creation de la section $HEADER ... $ENDHEADER
 */
{
    wxString    msg;
	PCB_SCREEN* screen = (PCB_SCREEN*)(frame->GetScreen());

    fputs( "$HEADER\n", file );
    fputs( "GENCAD 1.4\n", file );
    msg = wxT( "USER " ) + g_Main_Title + wxT( " " ) + GetBuildVersion();
    fputs( CONV_TO_UTF8( msg ), file ); fputs( "\n", file );
    msg = wxT( "DRAWING " ) + screen->m_FileName;
    fputs( CONV_TO_UTF8( msg ), file ); fputs( "\n", file );
    msg = wxT( "REVISION " ) + screen->m_Revision + wxT( " " ) + screen->m_Date;
    fputs( CONV_TO_UTF8( msg ), file ); fputs( "\n", file );
    msg.Printf( wxT( "UNITS USER %d" ), PCB_INTERNAL_UNIT );
    fputs( CONV_TO_UTF8( msg ), file ); fputs( "\n", file );
    msg.Printf( wxT( "ORIGIN %d %d" ), mapXto( frame->m_Auxiliary_Axis_Position.x ),
               mapYto( frame->m_Auxiliary_Axis_Position.y ) );
    fputs( CONV_TO_UTF8( msg ), file ); fputs( "\n", file );
    fputs( "INTERTRACK 0\n", file );
    fputs( "$ENDHEADER\n\n", file );

    return TRUE;
}


/**************************************************************************/
static int Track_list_Sort_by_Netcode( const void* refptr, const void* objptr )
/**************************************************************************/

/*
 *  Routine de tri de la liste des piste par netcode,
 *  puis par largeur puis par layer
 */
{
    const TRACK* ref, * cmp;
    int          diff;

    ref = *( (TRACK**) refptr );
    cmp = *( (TRACK**) objptr );
    if( (diff = ref->GetNet() - cmp->GetNet()) )
        return diff;
    if( (diff = ref->m_Width - cmp->m_Width) )
        return diff;
    if( (diff = ref->GetLayer() - cmp->GetLayer()) )
        return diff;

    return 0;
}


/*************************************************/
void CreateRoutesSection( FILE* file, BOARD* pcb )
/*************************************************/

/* Creation de la liste des pistes, vias et zones
 *  section:
 *  $ROUTE
 *  ...
 *  $ENROUTE
 *  Les segments de piste doivent etre regroupes par nets
 */
{
    TRACK* track, ** tracklist;
    int    vianum = 1;
    int    old_netcode, old_width, old_layer;
    int    nbitems, ii;

    // Calcul du nombre de segments a ecrire
    nbitems = 0;
    for( track = pcb->m_Track; track != NULL; track = (TRACK*) track->Pnext )
        nbitems++;

    for( track = pcb->m_Zone; track != NULL; track = (TRACK*) track->Pnext )
    {
        if( track->Type() == TYPEZONE )
            nbitems++;
    }

    tracklist = (TRACK**) MyMalloc( (nbitems + 1) * sizeof(TRACK *) );

    nbitems = 0;
    for( track = pcb->m_Track; track != NULL; track = (TRACK*) track->Pnext )
        tracklist[nbitems++] = track;

    for( track = pcb->m_Zone; track != NULL; track = (TRACK*) track->Pnext )
    {
        if( track->Type() == TYPEZONE )
            tracklist[nbitems++] = track;
    }

    tracklist[nbitems] = NULL;

    qsort( tracklist, nbitems, sizeof(TRACK *), Track_list_Sort_by_Netcode );

    fputs( "$ROUTES\n", file );

    old_netcode = -1; old_width = -1; old_layer = -1;
    for( ii = 0; ii < nbitems; ii++ )
    {
        track = tracklist[ii];
        if( old_netcode != track->GetNet() )
        {
            old_netcode = track->GetNet();
            EQUIPOT* equipot = pcb->FindNet( track->GetNet() );
            wxString netname;
            if( equipot && (equipot->m_Netname != wxEmptyString) )
                netname = equipot->m_Netname;
            else
                netname = wxT( "_noname_" );
            fprintf( file, "\nROUTE %s\n", CONV_TO_UTF8( netname ) );
        }

        if( old_width != track->m_Width )
        {
            old_width = track->m_Width;
            fprintf( file, "TRACK TRACK%d\n", track->m_Width );
        }

        if( (track->Type() == TYPETRACK) || (track->Type() == TYPEZONE) )
        {
            if( old_layer != track->GetLayer() )
            {
                old_layer = track->GetLayer();
                fprintf( file, "LAYER %s\n",
                        CONV_TO_UTF8( GenCAD_Layer_Name[track->GetLayer() & 0x1F] ) );
            }

            fprintf( file, "LINE %d %d %d %d\n",
                    mapXto( track->m_Start.x ), mapYto( track->m_Start.y ),
                    mapXto( track->m_End.x ), mapYto( track->m_End.y ) );
        }
        if( track->Type() == TYPEVIA )
        {
            fprintf( file, "VIA viapad%d %d %d ALL %d via%d\n",
                     track->m_Width,
                     mapXto( track->m_Start.x ), mapYto( track->m_Start.y ),
                     g_DesignSettings.m_ViaDrill, vianum++ );
        }
    }

    fputs( "$ENDROUTES\n\n", file );

    free( tracklist );
}


/***************************************************/
void CreateDevicesSection( FILE* file, BOARD* pcb )
/***************************************************/

/* Creation de la section de description des proprietes des composants
 *  ( la forme des composants est dans la section shape )
 */
{
    MODULE* module;
    D_PAD*  pad;

    fputs( "$DEVICES\n", file );

    for( module = pcb->m_Modules; module != NULL; module = (MODULE*) module->Pnext )
    {
        fprintf( file, "DEVICE %s\n", CONV_TO_UTF8( module->m_Reference->m_Text ) );
        fprintf( file, "PART %s\n", CONV_TO_UTF8( module->m_LibRef ) );
        fprintf( file, "TYPE %s\n", "UNKNOWN" );
        for( pad = module->m_Pads; pad != NULL; pad = (D_PAD*) pad->Pnext )
        {
            fprintf( file, "PINDESCR %.4s", pad->m_Padname );
            if( pad->m_Netname == wxEmptyString )
                fputs( " NoConn\n", file );
            else
                fprintf( file, " %.4s\n", pad->m_Padname );
        }

        fprintf( file, "ATTRIBUTE %s\n", CONV_TO_UTF8( module->m_Value->m_Text ) );
    }

    fputs( "$ENDDEVICES\n\n", file );
}


/*************************************************/
void CreateBoardSection( FILE* file, BOARD* pcb )
/*************************************************/

/* Creation de la section $BOARD.
 *  On ne cree ici que le rectangle d'encadrement du Board
 */
{
    fputs( "$BOARD\n", file );
    fprintf( file, "LINE %d %d %d %d\n",
            mapXto( pcb->m_BoundaryBox.m_Pos.x ), mapYto( pcb->m_BoundaryBox.m_Pos.y ),
            mapXto( pcb->m_BoundaryBox.GetRight() ), mapYto( pcb->m_BoundaryBox.m_Pos.y ) );
    fprintf( file, "LINE %d %d %d %d\n",
            mapXto( pcb->m_BoundaryBox.GetRight() ), mapYto( pcb->m_BoundaryBox.m_Pos.y ),
            mapXto( pcb->m_BoundaryBox.GetRight() ), mapYto( pcb->m_BoundaryBox.GetBottom() ) );
    fprintf( file, "LINE %d %d %d %d\n",
            mapXto( pcb->m_BoundaryBox.GetRight() ), mapYto( pcb->m_BoundaryBox.GetBottom() ),
            mapXto( pcb->m_BoundaryBox.m_Pos.x ), mapYto( pcb->m_BoundaryBox.GetBottom() ) );
    fprintf( file, "LINE %d %d %d %d\n",
            mapXto( pcb->m_BoundaryBox.m_Pos.x ), mapYto( pcb->m_BoundaryBox.GetBottom() ),
            mapXto( pcb->m_BoundaryBox.m_Pos.x ), mapYto( pcb->m_BoundaryBox.m_Pos.y ) );

    fputs( "$ENDBOARD\n\n", file );
}


/****************************************************/
int* CreateTracksInfoData( FILE* file, BOARD* pcb )
/****************************************************/

/* Creation de la section "$TRACKS"
 *  Cette section definit les largeurs de pistes utilsees
 *  format:
 *  $TRACK
 *  TRACK <name> <width>
 *  $ENDTRACK
 * 
 *  on attribut ici comme nom l'epaisseur des traits precede de "TRACK": ex
 *  pour une largeur de 120 : nom = "TRACK120".
 */
{
    TRACK* track;
    int*   trackinfo, * ptinfo;

    /* recherche des epaisseurs utilisees pour les traces: */

    trackinfo  = (int*) adr_lowmem;
    *trackinfo = -1;

    for( track = pcb->m_Track; track != NULL; track = (TRACK*) track->Pnext )
    {
        if( *trackinfo != track->m_Width ) // recherche d'une epaisseur deja utilisee
        {
            ptinfo = (int*) adr_lowmem;
            while( *ptinfo >= 0 )
            {
                if( *ptinfo != track->m_Width )
                    ptinfo++;
                else
                    break;
            }

            trackinfo = ptinfo;
            if( *ptinfo < 0 )
            {
                *ptinfo = track->m_Width;
                ptinfo++; *ptinfo = -1;
            }
        }
    }

    for( track = pcb->m_Zone; track != NULL; track = (TRACK*) track->Pnext )
    {
        if( *trackinfo != track->m_Width ) // recherche d'une epaisseur deja utilisee
        {
            ptinfo = (int*) adr_lowmem;
            while( *ptinfo >= 0 )
            {
                if( *ptinfo != track->m_Width )
                    ptinfo++;
                else
                    break;
            }

            trackinfo = ptinfo;
            if( *ptinfo < 0 )
            {
                *ptinfo = track->m_Width;
                ptinfo++; *ptinfo = -1;
            }
        }
    }

    // Write data
    fputs( "$TRACKS\n", file );
    for( trackinfo = (int*) adr_lowmem; *trackinfo >= 0; trackinfo++ )
    {
        fprintf( file, "TRACK TRACK%d %d\n", *trackinfo, *trackinfo );
    }

    fputs( "$ENDTRACKS\n\n", file );

    return (int*) adr_lowmem;
}


/***************************************************/
void ModuleWriteShape( FILE* file, MODULE* module )
/***************************************************/

/* Sauvegarde de la forme d'un MODULE (section SHAPE)
 *  La forme est donnee "normalisee" (Orient 0, vue normale ( non miroir)
 *  Syntaxe:
 *  SHAPE <shape_name>
 *  shape_descr (line, arc ..):
 *  LINE startX startY endX endY
 *  ARC startX startY endX endY centreX scentreY
 *  PAD_CIRCLE centreX scentreY radius
 */
{
    EDGE_MODULE*    PtEdge;
    EDA_BaseStruct* PtStruct;
    int             Yaxis_sign = -1; // Controle changement signe axe Y (selon module normal/miroir et conevtions d'axe)


    /* Generation du fichier module: */
    fprintf( file, "\nSHAPE %s\n", CONV_TO_UTF8( module->m_Reference->m_Text ) );

    /* Attributs du module */
    if( module->m_Attributs != MOD_DEFAULT )
    {
        fprintf( file, "ATTRIBUTE" );
        if( module->m_Attributs & MOD_CMS )
            fprintf( file, " PAD_SMD" );
        if( module->m_Attributs & MOD_VIRTUAL )
            fprintf( file, " VIRTUAL" );
        fprintf( file, "\n" );
    }


    /* Generation des elements Drawing modules */
    PtStruct = module->m_Drawings;
    for( ; PtStruct != NULL; PtStruct = PtStruct->Pnext )
    {
        switch( PtStruct->Type() )
        {
        case TYPETEXTEMODULE:
            break;

        case TYPEEDGEMODULE:
            PtEdge = (EDGE_MODULE*) PtStruct;

            switch( PtEdge->m_Shape )
            {
            case S_SEGMENT:
                fprintf( file, "LINE %d %d %d %d\n",
                         PtEdge->m_Start0.x, Yaxis_sign * PtEdge->m_Start0.y,
                         PtEdge->m_End0.x, Yaxis_sign * PtEdge->m_End0.y );
                break;

            case S_CIRCLE:
            {
                int rayon = (int) hypot(
                    (double) (PtEdge->m_End0.x - PtEdge->m_Start0.x),
                    (double) (PtEdge->m_End0.y - PtEdge->m_Start0.y) );
                fprintf( file, "CIRCLE %d %d %d\n",
                         PtEdge->m_Start0.x, Yaxis_sign * PtEdge->m_Start0.y,
                         rayon );
                break;
            }

            case S_ARC:         /* print ARC x,y start x,y end x,y centre */
            {
                int arcendx, arcendy;
                arcendx = PtEdge->m_Start0.x;
                arcendy = PtEdge->m_Start0.y;
                RotatePoint( &arcendx, &arcendy, PtEdge->m_Angle );
                fprintf( file, "ARC %d %d %d %d %d %d\n",
                         PtEdge->m_End0.x, Yaxis_sign * PtEdge->m_End0.y,
                         arcendx, Yaxis_sign * arcendy,
                         PtEdge->m_Start0.x, Yaxis_sign * PtEdge->m_Start0.y );
                break;
            }

            default:
                DisplayError( NULL, wxT( "Type Edge Module inconnu" ) );
                break;
            }

            /* Fin switch type edge */
            break;

        default:
            break;
        }

        /* Fin switch gestion des Items draw */
    }
}