kicad/pcbnew/muonde.cpp

/****************************************************/
/* Gestion des composants specifiques aux microndes */
/****************************************************/

/* File MUONDE.CPP */

#include "fctsys.h"
#include "common.h"
#include "class_drawpanel.h"
#include "confirm.h"
#include "trigo.h"
#include "kicad_string.h"
#include "gestfich.h"
#include "pcbnew.h"
#include "wxPcbStruct.h"
#include "class_board_design_settings.h"
#include "protos.h"

/* Fonctions locales */

//static void Exit_Muonde(WinEDA_DrawFrame * frame, wxDC *DC);

/* Variables locales : */
#define COEFF_COUNT 6
static double* PolyEdges;
static int     PolyEdgesCount;
static double  ShapeScaleX, ShapeScaleY;
static wxSize  ShapeSize;
static int     PolyShapeType;

/* Fonctions locales */

static void         Exit_Self( WinEDA_DrawPanel* Panel, wxDC* DC );
static EDGE_MODULE* gen_arc( MODULE* aModule, EDGE_MODULE* PtSegm, int cX, int cY, int angle );
static void         ShowCadreSelf( WinEDA_DrawPanel* panel, wxDC* DC, bool erase );


/* structures locales */
class SELFPCB       // Definition d'une self constituee par une piste
{
public:
    int     forme;                      // Serpentin, spirale ..
    int     orient;                     // 0..3600
    int     valeur;                     // Valeur de la self
    wxPoint m_Start;
    wxPoint m_End;                      // Coord du point de depart et d'arrivee
    wxSize  m_Size;
    D_PAD*  pt_pad_start, * pt_pad_end; // Pointeurs sur les pads d'extremite
    int     lng;                        // Longueur de la piste constituant la self
    int     m_Width;                    // m_Size.xur de la piste
    int     nbrin;                      // Parametres de calcul: nombre de brins
    int     lbrin;                      // longueur du brin
    int     rayon;                      // Rayon des raccords entre brins
    int     delta;                      // distance aux pads
};

/* Variables locales */
static SELFPCB Mself;
static int     Self_On;
static int     Bl_X0, Bl_Y0, Bl_Xf, Bl_Yf; // Coord du cadre insrcivant la self


/*************************************************************************/
static void ShowCadreSelf( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
/*************************************************************************/
/* Routine d'affichage a l'ecran du cadre de la self */
{
    int deltaX, deltaY;

    /* Calcul de l'orientation et de la taille de la fenetre:
     *  - orient = vert ou Horiz ( dimension max)
     *      - Size.x = Size.y / 2
     */

    GRSetDrawMode( DC, GR_XOR );
    if( erase )/* effacement du cadre */
    {
        GRRect( &panel->m_ClipBox, DC, Bl_X0, Bl_Y0, Bl_Xf, Bl_Yf, YELLOW );
    }

    deltaX = (panel->GetScreen()->m_Curseur.x - Mself.m_Start.x) / 4;
    deltaY = (panel->GetScreen()->m_Curseur.y - Mself.m_Start.y) / 4;

    Mself.orient = 900;
    if( abs( deltaX ) > abs( deltaY ) )
        Mself.orient = 0;

    if( Mself.orient == 0 )
    {
        Bl_X0 = Mself.m_Start.x;
        Bl_Y0 = Mself.m_Start.y - deltaX;
        Bl_Xf = panel->GetScreen()->m_Curseur.x;
        Bl_Yf = Mself.m_Start.y + deltaX;
    }
    else
    {
        Bl_X0 = Mself.m_Start.x - deltaY;
        Bl_Y0 = Mself.m_Start.y;
        Bl_Xf = Mself.m_Start.x + deltaY;
        Bl_Yf = panel->GetScreen()->m_Curseur.y;
    }
    GRRect( &panel->m_ClipBox, DC, Bl_X0, Bl_Y0, Bl_Xf, Bl_Yf, YELLOW );
}


/*************************************************/
void Exit_Self( WinEDA_DrawPanel* Panel, wxDC* DC )
/*************************************************/
/* Routine de fermeture de l'application : ferme les commandes en cours */
{
    if( Self_On )
    {
        Self_On = 0;
        Panel->ManageCurseur( Panel, DC, 0 ); /* efface cadre */
        Panel->ManageCurseur = NULL;
        Panel->ForceCloseManageCurseur = NULL;
    }
}


/*******************************************/
void WinEDA_PcbFrame::Begin_Self( wxDC* DC )
/*******************************************/
{
    if( Self_On )
    {
        Genere_Self( DC );
        return;
    }

    Mself.m_Start = GetScreen()->m_Curseur;

    Self_On = 1;

    /* Mise a jour de l'origine des coord relatives */
    GetScreen()->m_O_Curseur = GetScreen()->m_Curseur;
    UpdateStatusBar();

    Bl_X0 = Mself.m_Start.x;
    Bl_Y0 = Mself.m_Start.y;

    Bl_Xf = Bl_X0;
    Bl_Yf = Bl_Y0;

    DrawPanel->ManageCurseur = ShowCadreSelf;
    DrawPanel->ForceCloseManageCurseur = Exit_Self;
    DrawPanel->ManageCurseur( DrawPanel, DC, 0 ); /* Affiche cadre */
}


/**********************************************/
MODULE* WinEDA_PcbFrame::Genere_Self( wxDC* DC )
/**********************************************/

/* Genere une self en forme de serpentin
 *  - longueur Mself.lng
 *  - Extremites Mself.m_Start et Mself.m_End
 *  - Contrainte: m_Start.x = m_End.x ( self verticale )
 *          ou	  m_Start.y = m_End.y ( self horizontale )
 *
 *  On doit determiner:
 *      Mself.nbrin = nombre de segments perpendiculaires a la direction
 *              ( le serpention aura nbrin + 1 demicercles + 2 1/4 de cercle)
 *      Mself.lbrin = longueur d'un brin
 *      Mself.rayon = rayon des parties arrondies du serpentin
 *      Mself.delta = segments raccord entre extremites et le serpention lui meme
 *
 *  Les equations sont
 *      Mself.m_Size.x = 2*Mself.rayon + Mself.lbrin
 *      Mself.m_Size.y  = 2*Mself.delta + 2*Mself.nbrin*Mself.rayon
 *      Mself.lng	  = 2*Mself.delta				// Raccords au serpentin
 + (Mself.nbrin-2) * Mself.lbrin //longueur des brins sauf 1er et dernier
 + (Mself.nbrin+1) * ( PI * Mself.rayon) // longueur des arrondis
 + Mself.lbrin/2 - Melf.rayon*2) // longueur du 1er et dernier brin
 *
 *  Les contraintes sont:
 *      nbrin >= 2
 *      Mself.rayon < Mself.m_Size.x
 *      Mself.m_Size.y = Mself.rayon*4 + 2*Mself.raccord
 *      Mself.lbrin > Mself.rayon *2
 *
 *  Le calcul est conduit de la facon suivante:
 *  Initialement:
 *      nbrin = 2
 *      rayon = 4 * m_Size.x (valeur fixe arbitraire)
 *  puis:
 *      on augmente le nombre de brins jusqu'a la longueur desiree
 *      ( le rayon est diminue si necessaire )
 *
 */
{
    EDGE_MODULE* PtSegm, * LastSegm, * FirstSegm, * newedge;
    MODULE*      Module;
    D_PAD*       PtPad;
    int          ii, ll, lextbrin;
    double       fcoeff;
    bool         abort = FALSE;
    wxString     msg;

    DrawPanel->ManageCurseur( DrawPanel, DC, FALSE ); /* efface cadre */
    DrawPanel->ManageCurseur = NULL;
    DrawPanel->ForceCloseManageCurseur = NULL;

    if( Self_On == 0 )
    {
        DisplayError( this, wxT( "Starting point not init.." ) );
        return NULL;
    }

    Self_On = 0;

    Mself.m_End = GetScreen()->m_Curseur;

    /* Agencement des parametres pour simplifier le calcul : */
    /* le point de depart doit avoir la coord depart < celle du point de fin */

    if( Mself.orient == 0 )    // Self horizontale
    {
        Mself.m_End.y = Mself.m_Start.y;
        if( Mself.m_Start.x > Mself.m_End.x )
            EXCHG( Mself.m_Start.x, Mself.m_End.x );
        Mself.m_Size.y = Mself.m_End.x - Mself.m_Start.x;
        Mself.lng = Mself.m_Size.y;
    }
    else                    // Self verticale
    {
        Mself.m_End.x = Mself.m_Start.x;
        if( Mself.m_Start.y > Mself.m_End.y )
            EXCHG( Mself.m_Start.y, Mself.m_End.y );
        Mself.m_Size.y = Mself.m_End.y - Mself.m_Start.y;
        Mself.lng = Mself.m_Size.y;
    }

    /* Entree de la vraie longueur desiree */
    if( !g_UnitMetric )
    {
        fcoeff = 10000.0;
        msg.Printf( wxT( "%1.4f" ), Mself.lng / fcoeff );
        abort = Get_Message( _( "Length(inch):" ), _("Length"), msg, this );
    }
    else
    {
        fcoeff = 10000.0 / 25.4;
        msg.Printf( wxT( "%2.3f" ), Mself.lng / fcoeff );
        abort = Get_Message( _( "Length(mm):" ), _("Length"), msg, this );
    }
    if( abort )
        return NULL;

    double fval;
    if( !msg.ToDouble( &fval ) )
    {
        DisplayError( this, _( "Incorrect number, abort" ) );
        return NULL;
    }
    Mself.lng = wxRound( fval * fcoeff );

    /* Controle des valeurs ( ii = valeur minimale de la longueur */
    if( Mself.lng < Mself.m_Size.y )
    {
        DisplayError( this, _( "Requested length < minimum length" ) );
        return NULL;
    }

    /* Generation du composant: calcul des elements de la self */
    Mself.m_Width  = GetBoard()->GetCurrentTrackWidth();
    Mself.m_Size.x = Mself.m_Size.y / 2;

    // Choix d'une Valeur de depart raisonnable pour le rayon des arcs de cercle
    Mself.rayon = MIN( Mself.m_Width * 5, Mself.m_Size.x / 4 );
    /* Calcul des parametres */

    for( Mself.nbrin = 2; ; Mself.nbrin++ )
    {
        Mself.delta = ( Mself.m_Size.y - ( Mself.rayon * 2 * Mself.nbrin ) ) / 2;
        if( Mself.delta < Mself.m_Size.y / 10 ) // C.a.d. si m_Size.yeur self > m_Size.yeur specifiee
        {                                       // Reduction du rayon des arrondis
            Mself.delta = Mself.m_Size.y / 10;
            Mself.rayon = (Mself.m_Size.y - 2 * Mself.delta) / ( 2 * Mself.nbrin);
            if( Mself.rayon < Mself.m_Width )
            { // Rayon vraiment trop petit...
                Affiche_Message( _( "Unable to create line: Requested length is too big" ) );
                return NULL;
            }
        }
        Mself.lbrin = Mself.m_Size.x - (Mself.rayon * 2);
        lextbrin    = (Mself.lbrin / 2) - Mself.rayon;
        ll  = 2 * lextbrin;                     // Longueur du 1er et dernier brin
        ll += 2 * Mself.delta;                  // Longueur des raccord au serpentin
        ll += Mself.nbrin * (Mself.lbrin - 2);  // longueur des autres brins
        ll += ( (Mself.nbrin + 1) * 314 * Mself.rayon ) / 100;

        msg.Printf( _( "Segm count = %d, Length = " ), Mself.nbrin );
        wxString stlen;
        valeur_param( ll, stlen );
        msg += stlen;
        Affiche_Message( msg );
        if( ll >= Mself.lng )
            break;
    }

    /* Generation du composant : le calcul est fait self Verticale */
    Module = Create_1_Module( DC, wxEmptyString );
    if( Module == NULL )
        return NULL;

    // here the Module is already in the BOARD, Create_1_Module() does that.

    Module->m_LibRef    = wxT( "MuSelf" );
    Module->m_Attributs = MOD_VIRTUAL | MOD_CMS;
    Module->m_Flags = 0;

    Module->Draw( DrawPanel, DC, GR_XOR );

    /* Generation des elements speciaux: drawsegments */

    FirstSegm = PtSegm = new EDGE_MODULE( Module );
    Module->m_Drawings.PushBack( PtSegm );

    PtSegm->m_Start = Mself.m_Start;
    PtSegm->m_End.x = Mself.m_Start.x;
    PtSegm->m_End.y = PtSegm->m_Start.y + Mself.delta;
    PtSegm->m_Width = Mself.m_Width;
    PtSegm->SetLayer( Module->GetLayer() );
    PtSegm->m_Shape = S_SEGMENT;

    newedge = new EDGE_MODULE( Module );
    newedge->Copy( PtSegm );

    Module->m_Drawings.PushBack( newedge );

    PtSegm = newedge;
    PtSegm->m_Start = PtSegm->m_End;

    PtSegm = gen_arc( Module, PtSegm, PtSegm->m_End.x - Mself.rayon, PtSegm->m_End.y, -900 );

    if( lextbrin )
    {
        newedge = new EDGE_MODULE( Module );
        newedge->Copy( PtSegm );

        Module->m_Drawings.PushBack( newedge );

        PtSegm = newedge;
        PtSegm->m_Start  = PtSegm->m_End;
        PtSegm->m_End.x -= lextbrin;
    }

    /* Trace du serpentin */
    for( ii = 1; ii < Mself.nbrin; ii++ )
    {
        int arc_angle;
        newedge = new EDGE_MODULE( Module );
        newedge->Copy( PtSegm );

        Module->m_Drawings.PushBack( newedge );

        PtSegm = newedge;
        PtSegm->m_Start = PtSegm->m_End;

        if( ii & 1 ) /* brin d'ordre impair : cercles de sens > 0 */
            arc_angle = 1800;
        else
            arc_angle = -1800;

        PtSegm = gen_arc( Module, PtSegm, PtSegm->m_End.x,
                          PtSegm->m_End.y + Mself.rayon, arc_angle );

        if( ii < Mself.nbrin - 1 )
        {
            newedge = new EDGE_MODULE( Module );
            newedge->Copy( PtSegm );

            Module->m_Drawings.Insert( newedge, PtSegm->Next() );

            PtSegm = newedge;
            PtSegm->m_Start = PtSegm->m_End;
            if( ii & 1 )
                PtSegm->m_End.x += Mself.lbrin;
            else
                PtSegm->m_End.x -= Mself.lbrin;
        }
    }

    /* Trace du point final */

    if( ii & 1 )     /* brin final de sens > 0 */
    {
        if( lextbrin )
        {
            newedge = new EDGE_MODULE( Module );
            newedge->Copy( PtSegm );

            Module->m_Drawings.Insert( newedge, PtSegm->Next() );

            PtSegm = newedge;
            PtSegm->m_Start  = PtSegm->m_End;
            PtSegm->m_End.x -= lextbrin;
        }

        newedge = new EDGE_MODULE( Module );
        newedge->Copy( PtSegm );
        Module->m_Drawings.PushBack( newedge );

        PtSegm = newedge;
        PtSegm->m_Start.x = PtSegm->m_End.x; PtSegm->m_Start.y = PtSegm->m_End.y;
        PtSegm = gen_arc( Module, PtSegm, PtSegm->m_End.x, PtSegm->m_End.y + Mself.rayon, 900 );
    }
    else
    {
        if( lextbrin )
        {
            newedge = new EDGE_MODULE( Module );
            newedge->Copy( PtSegm );

            Module->m_Drawings.Insert( newedge, PtSegm->Next() );

            PtSegm = newedge;
            PtSegm->m_Start  = PtSegm->m_End;
            PtSegm->m_End.x += lextbrin;
        }
        newedge = new EDGE_MODULE( Module );
        newedge->Copy( PtSegm );

        Module->m_Drawings.PushBack( newedge );
        PtSegm = newedge;
        PtSegm->m_Start = PtSegm->m_End;
        PtSegm = gen_arc( Module, PtSegm, PtSegm->m_End.x, PtSegm->m_End.y + Mself.rayon, -900 );
    }

    newedge = new EDGE_MODULE( Module );
    newedge->Copy( PtSegm );
    Module->m_Drawings.Insert( newedge, PtSegm->Next() );
    PtSegm = newedge;

    PtSegm->m_Start = PtSegm->m_End;
    PtSegm->m_End   = Mself.m_End;

    /* Rotation de la self si le trace doit etre horizontal : */
    LastSegm = PtSegm;
    if( Mself.orient == 0 )
    {
        for( PtSegm = FirstSegm; PtSegm != NULL; PtSegm = (EDGE_MODULE*) PtSegm->Next() )
        {
            RotatePoint( &PtSegm->m_Start.x, &PtSegm->m_Start.y,
                         FirstSegm->m_Start.x, FirstSegm->m_Start.y, 900 );
            if( PtSegm != LastSegm )
                RotatePoint( &PtSegm->m_End.x, &PtSegm->m_End.y,
                             FirstSegm->m_Start.x, FirstSegm->m_Start.y, 900 );
        }
    }

    /* Modif  position ancre  */
    Module->m_Pos = LastSegm->m_End;

    /* Placement des 2 pads sur extremite */
    PtPad = new D_PAD( Module );

    Module->m_Pads.PushFront( PtPad );

    PtPad->SetPadName( wxT( "1" ) );

    PtPad->m_Pos  = LastSegm->m_End;

    PtPad->m_Pos0 = PtPad->m_Pos - Module->m_Pos;

    PtPad->m_Size.x = PtPad->m_Size.y = LastSegm->m_Width;
    PtPad->m_Masque_Layer = g_TabOneLayerMask[LastSegm->GetLayer()];
    PtPad->m_Attribut = PAD_SMD;
    PtPad->m_PadShape = PAD_CIRCLE;
    PtPad->m_Rayon    = PtPad->m_Size.x / 2;

    D_PAD* newpad = new D_PAD( Module );
    newpad->Copy( PtPad );

    Module->m_Pads.Insert( newpad, PtPad->Next() );

    PtPad = newpad;
    PtPad->SetPadName( wxT( "2" ) );

    PtPad->m_Pos = FirstSegm->m_Start;

    PtPad->m_Pos0 = PtPad->m_Pos - Module->m_Pos;

    /* Modif des positions textes */
    Module->DisplayInfo( this );
    Module->m_Value->m_Pos.x = Module->m_Reference->m_Pos.x = ( FirstSegm->m_Start.x +
                                                                LastSegm->m_End.x ) / 2;
    Module->m_Value->m_Pos.y = Module->m_Reference->m_Pos.y = ( FirstSegm->m_Start.y +
                                                                LastSegm->m_End.y ) / 2;

    Module->m_Reference->m_Pos.y -= Module->m_Reference->m_Size.y;

    Module->m_Value->m_Pos.y += Module->m_Value->m_Size.y;

    Module->m_Reference->m_Pos0 = Module->m_Reference->m_Pos - Module->m_Pos;

    Module->m_Value->m_Pos0 = Module->m_Value->m_Pos - Module->m_Pos;

    /* Init des Coord locales des segments */
    for( PtSegm = FirstSegm;  PtSegm;  PtSegm = PtSegm->Next() )
    {
        PtSegm->m_Start0 = PtSegm->m_Start - Module->m_Pos;

        PtSegm->m_End0   = PtSegm->m_End - Module->m_Pos;
    }

    Module->Set_Rectangle_Encadrement();

    Module->Draw( DrawPanel, DC, GR_OR );

    return Module;
}


/**************************************************************************/
static EDGE_MODULE* gen_arc( MODULE* aModule, EDGE_MODULE* PtSegm, int cX, int cY, int angle )
/**************************************************************************/

/* Genere un arc de EDGE_MODULE :
 *  de centre cX,cY
 *  d'angle "angle"
 *  de point de depart donne dans la structure pointee par PtSegm, qui doit
 *  entre a jour (type,net..)
 *  Retourne un pointeur sur la derniere structure EDGE_MODULE generee
 */
{
    int          ii, nb_seg;
    double       alpha, beta, fsin, fcos;
    int          x0, xr0, y0, yr0;
    EDGE_MODULE* newedge;

    angle = -angle;
    y0 = PtSegm->m_Start.x - cX;
    x0 = PtSegm->m_Start.y - cY;

    nb_seg = ( abs( angle ) ) / 225; if( nb_seg == 0 )
        nb_seg = 1;

    alpha  = ( (double) angle * 3.14159 / 1800 ) / nb_seg;

    for( ii = 1; ii <= nb_seg; ii++ )
    {
        if( ii > 1 )
        {
            newedge = new EDGE_MODULE( aModule );

            newedge->Copy( PtSegm );

            aModule->m_Drawings.PushBack( newedge );

            PtSegm = newedge;

            PtSegm->m_Start = PtSegm->m_End;
        }

        beta = (alpha * ii);
        fcos = cos( beta ); fsin = sin( beta );

        xr0 = (int) (x0 * fcos + y0 * fsin);
        yr0 = (int) (y0 * fcos - x0 * fsin);

        PtSegm->m_End.x = cX + yr0;
        PtSegm->m_End.y = cY + xr0;
    }

    return PtSegm;
}


/***************************************************************************/
MODULE* WinEDA_PcbFrame::Create_MuWaveBasicShape( const wxString& name, int pad_count )
/***************************************************************************/

/* Create a footprint with pad_count pads for micro wave applications
 *  This footprint has pad_count pads:
 *  PAD_SMD, rectangular, H size = V size = current track width.
 */
{
    MODULE*  Module;
    int      pad_num = 1;
    wxString Line;

    Module = Create_1_Module( NULL, name );
    if( Module == NULL )
        return NULL;

    Module->m_TimeStamp           = GetTimeStamp();
    Module->m_Value->m_Size       = wxSize( 30, 30 );
    Module->m_Value->m_Pos0.y     = -30;
    Module->m_Value->m_Pos.y     += Module->m_Value->m_Pos0.y;
    Module->m_Reference->m_Size   = wxSize( 30, 30 );
    Module->m_Reference->m_Pos0.y = 30;
    Module->m_Reference->m_Pos.y += Module->m_Reference->m_Pos0.y;

    /* Creation des pastilles formant le gap */
    while( pad_count-- )
    {
        D_PAD* pad= new D_PAD( Module );

        Module->m_Pads.PushFront( pad );

        pad->m_Size.x       = pad->m_Size.y = GetBoard()->GetCurrentTrackWidth();
        pad->m_Pos          = Module->m_Pos;
        pad->m_PadShape     = PAD_RECT;
        pad->m_Attribut     = PAD_SMD;
        pad->m_Masque_Layer = CMP_LAYER;
        Line.Printf( wxT( "%d" ), pad_num );
        pad->SetPadName( Line );
        pad_num++;
    }
    return Module;
}


#if 0
/**********************************************************/
static void Exit_Muonde( WinEDA_DrawFrame* frame, wxDC* DC )
/**********************************************************/
{
    MODULE* Module = (MODULE*) frame->GetScreen()->GetCurItem();

    if( Module )
    {
        if( Module->m_Flags & IS_NEW )
        {
            Module->Draw( frame->DrawPanel, DC, GR_XOR );
            Module ->DeleteStructure();
        }
        else
        {
            Module->Draw( frame->DrawPanel, DC, GR_XOR );
        }
    }

    frame->DrawPanel->ManageCurseur = NULL;
    frame->DrawPanel->ForceCloseManageCurseur = NULL;
    frame->SetCurItem( NULL );
}


#endif


/***************************************************************************/
MODULE* WinEDA_PcbFrame::Create_MuWaveComponent(  int shape_type )
/***************************************************************************/

/* Create a module "GAP" or "STUB"
 *  This a "gap" or  "stub" used in micro wave designs
 *  This modue has 2 pads:
 *  PAD_SMD, rectangular, H size = V size = current track width.
 *  the "gap" is isolation created between this 2 pads
 */
{
    int      oX;
    float    fcoeff;
    D_PAD*   pad;
    MODULE*  Module;
    wxString msg, cmp_name;
    int      pad_count = 2;
    int      angle = 0;
    bool     abort;

    /* Enter the size of the gap or stub*/
    int gap_size = GetBoard()->GetCurrentTrackWidth();        // Valeur raisonnable

    switch( shape_type )
    {
    case 0:
        msg      = _( "Gap" );
        cmp_name = wxT( "GAP" );
        break;

    case 1:
        msg       = _( "Stub" );
        cmp_name  = wxT( "STUB" );
        pad_count = 2;
        break;

    case 2:
        msg       = _( "Arc Stub" );
        cmp_name  = wxT( "ASTUB" );
        pad_count = 1;
        break;

    default:
        msg = wxT( "???" );
        break;
    }

    wxString value;
    if( g_UnitMetric )
    {
        fcoeff = 10000.0f / 25.4f;
        value.Printf( wxT( "%2.4f" ), gap_size / fcoeff );
        msg  += _( " (mm):" );
    }
    else
    {
        fcoeff = 10000.0;
        value.Printf( wxT( "%2.3f" ), gap_size / fcoeff );
        msg  += _( " (inch):" );
    }
    abort = Get_Message( msg, _("Create microwave module"), value, this );

    double   fval;
    if( !value.ToDouble( &fval ) )
    {
        DisplayError( this, _( "Incorrect number, abort" ) );
        abort = TRUE;
    }
    gap_size = ABS( wxRound( fval * fcoeff ) );

    if( !abort && (shape_type == 2) )
    {
        fcoeff = 10.0;
        value.Printf( wxT( "%3.1f" ), angle / fcoeff );
        msg   = _( "Angle (0.1deg):" );
        abort = Get_Message( msg, _("Create microwave module"), value, this );
        if( !value.ToDouble( &fval ) )
        {
            DisplayError( this, _( "Incorrect number, abort" ) );
            abort = TRUE;
        }
        angle = ABS( wxRound( fval * fcoeff ) );
        if( angle > 1800 )
            angle = 1800;
    }

    if( abort )
    {
        DrawPanel->MouseToCursorSchema();
        return NULL;
    }

    Module = Create_MuWaveBasicShape( cmp_name, pad_count );
    pad = Module->m_Pads;

    switch( shape_type )
    {
    case 0:     //Gap :
        oX = pad->m_Pos0.x = -(gap_size + pad->m_Size.x) / 2;
        pad->m_Pos.x += pad->m_Pos0.x;

        pad = pad->Next();
        pad->m_Pos0.x = oX + gap_size + pad->m_Size.x;
        pad->m_Pos.x += pad->m_Pos0.x;
        break;

    case 1:     //Stub :
        pad->SetPadName( wxT( "1" ) );
        pad = pad->Next();
        pad->m_Pos0.y = -(gap_size + pad->m_Size.y) / 2;
        pad->m_Size.y = gap_size;
        pad->m_Pos.y += pad->m_Pos0.y;
        break;

    case 2:     // Arc Stub created by a polygonal approach:
        {
            EDGE_MODULE* edge = new EDGE_MODULE( Module );
            Module->m_Drawings.PushFront( edge );

            edge->m_Shape = S_POLYGON;
            edge->SetLayer( LAYER_CMP_N );

            int numPoints = angle / 50 + 3;   // Note : angles are in 0.1 degrees
            edge->m_PolyPoints.reserve( numPoints );

            edge->m_Start0.y = -pad->m_Size.y / 2;

            edge->m_PolyPoints.push_back( wxPoint(0,0) );

            int theta = -angle / 2;
            for( int ii=1;  ii<numPoints-1;  ii++ )
            {
                wxPoint pt(0, -gap_size);

                RotatePoint( &pt.x, &pt.y, theta );

                edge->m_PolyPoints.push_back( pt );

                theta += 50;
                if( theta > angle / 2 )
                    theta = angle / 2;
            }

            // Close the polygon:
            edge->m_PolyPoints.push_back( edge->m_PolyPoints[0] );
        }
        break;

    default:
        break;
    }

    Module->Set_Rectangle_Encadrement();
    GetBoard()->m_Status_Pcb = 0;
    GetScreen()->SetModify();
    return Module;
}


/**************** Polygon Shapes ***********************/

enum id_mw_cmd {
    ID_READ_SHAPE_FILE = 1000
};

/*************************************************/
class WinEDA_SetParamShapeFrame : public wxDialog
/*************************************************/

/* Reglages des parametres des forme polynomiales
 */
{
private:
    WinEDA_PcbFrame* m_Parent;
    wxRadioBox*      m_ShapeOptionCtrl;
    WinEDA_SizeCtrl* m_SizeCtrl;

public:

    // Constructor and destructor
    WinEDA_SetParamShapeFrame( WinEDA_PcbFrame* parent, const wxPoint& pos );
    ~WinEDA_SetParamShapeFrame() { };

private:
    void    OnOkClick( wxCommandEvent& event );
    void    OnCancelClick( wxCommandEvent& event );
    void    ReadDataShapeDescr( wxCommandEvent& event );
    void    AcceptOptions( wxCommandEvent& event );

    DECLARE_EVENT_TABLE()
};
/* Construction de la table des evenements pour WinEDA_SetParamShapeFrame */
BEGIN_EVENT_TABLE( WinEDA_SetParamShapeFrame, wxDialog )
EVT_BUTTON( wxID_OK, WinEDA_SetParamShapeFrame::OnOkClick )
EVT_BUTTON( wxID_CANCEL, WinEDA_SetParamShapeFrame::OnCancelClick )
EVT_BUTTON( ID_READ_SHAPE_FILE, WinEDA_SetParamShapeFrame::ReadDataShapeDescr )
END_EVENT_TABLE()


/*************************************************/
/* Constructeur de WinEDA_SetParamShapeFrame */
/************************************************/

WinEDA_SetParamShapeFrame::WinEDA_SetParamShapeFrame( WinEDA_PcbFrame* parent,
                                                      const wxPoint&   framepos ) :
    wxDialog( parent, -1, _( "Complex shape" ), framepos, wxSize( 350, 280 ),
              DIALOG_STYLE )
{
    m_Parent = parent;

    if( PolyEdges )
        free( PolyEdges );
    PolyEdges      = NULL;
    PolyEdgesCount = 0;

    wxBoxSizer* MainBoxSizer = new wxBoxSizer( wxHORIZONTAL );
    SetSizer( MainBoxSizer );
    wxBoxSizer* LeftBoxSizer  = new wxBoxSizer( wxVERTICAL );
    wxBoxSizer* RightBoxSizer = new wxBoxSizer( wxVERTICAL );
    MainBoxSizer->Add( LeftBoxSizer, 0, wxGROW | wxALL, 5 );
    MainBoxSizer->Add( RightBoxSizer, 0, wxALIGN_CENTER_VERTICAL | wxALL, 5 );

    wxButton* Button = new wxButton( this, wxID_OK, _( "OK" ) );
    RightBoxSizer->Add( Button, 0, wxGROW | wxALL, 5 );

    Button = new wxButton( this, wxID_CANCEL, _( "Cancel" ) );
    RightBoxSizer->Add( Button, 0, wxGROW | wxALL, 5 );

    Button = new wxButton( this, ID_READ_SHAPE_FILE, _( "Read Shape Descr File..." ) );
    RightBoxSizer->Add( Button, 0, wxGROW | wxALL, 5 );

    wxString shapelist[3] = { _( "Normal" ), _( "Symmetrical" ), _( "Mirrored" ) };
    m_ShapeOptionCtrl = new wxRadioBox( this, -1, _(
                                            "Shape Option" ),
                                        wxDefaultPosition, wxDefaultSize, 3, shapelist, 1,
                                        wxRA_SPECIFY_COLS );
    LeftBoxSizer->Add( m_ShapeOptionCtrl, 0, wxGROW | wxALL, 5 );

    m_SizeCtrl = new WinEDA_SizeCtrl( this, _( "Size" ),
                                      ShapeSize,
                                      g_UnitMetric, LeftBoxSizer, PCB_INTERNAL_UNIT );

    GetSizer()->Fit( this );
    GetSizer()->SetSizeHints( this );
}


/**********************************************************************/
void WinEDA_SetParamShapeFrame::OnCancelClick( wxCommandEvent& WXUNUSED (event) )
/**********************************************************************/
{
    if( PolyEdges )
        free( PolyEdges );
    PolyEdges      = NULL;
    PolyEdgesCount = 0;
    EndModal( -1 );
}


/*******************************************************************/
void WinEDA_SetParamShapeFrame::OnOkClick( wxCommandEvent& event )
/*******************************************************************/
{
    ShapeSize     = m_SizeCtrl->GetValue();
    PolyShapeType = m_ShapeOptionCtrl->GetSelection();
    EndModal( 1 );
}


/************************************************************************/
void WinEDA_SetParamShapeFrame::ReadDataShapeDescr( wxCommandEvent& event )
/************************************************************************/

/* Read a description shape file
 *  File format is
 *  Unit=MM
 *  XScale=271.501
 *  YScale=1.00133
 *
 *  $COORD
 *  0                      0.6112600148417837
 *  0.001851851851851852   0.6104800531118608
 *  ....
 *  $ENDCOORD
 *
 *  Each line is the X Y coord (normalised units from 0 to 1)
 */
{
    wxString FullFileName;
    wxString ext, mask;
    FILE*    File;
    char     Line[1024];
    double   unitconv = 10000;
    char*    param1, * param2;
    int      bufsize;
    double*  ptbuf;

    ext  = wxT( ".txt" );
    mask = wxT( "*" ) + ext;
    FullFileName = EDA_FileSelector( _( "Read descr shape file" ),
                                     wxEmptyString, /* Chemin par defaut */
                                     FullFileName,  /* nom fichier par defaut */
                                     ext,           /* extension par defaut */
                                     mask,          /* Masque d'affichage */
                                     this,
                                     wxFD_OPEN,
                                     TRUE /* ne change pas de repertoire courant */
                   );
    if( FullFileName.IsEmpty() )
        return;

    File = wxFopen( FullFileName, wxT( "rt" ) );

    if( File == NULL )
    {
        DisplayError( this, _( "File not found" ) );
        return;
    }


    bufsize = 100;
    ptbuf   = PolyEdges = (double*) MyZMalloc( bufsize * 2 * sizeof(double) );

    SetLocaleTo_C_standard( );
    int LineNum = 0;
    while( GetLine( File, Line, &LineNum, sizeof(Line) - 1 ) != NULL )
    {
        param1 = strtok( Line, " =\n\r" );
        param2 = strtok( NULL, " \t\n\r" );

        if( strnicmp( param1, "Unit", 4 ) == 0 )
        {
            if( strnicmp( param2, "inch", 4 ) == 0 )
                unitconv = 10000;
            if( strnicmp( param2, "mm", 2 ) == 0 )
                unitconv = 10000 / 25.4;
        }
        if( strnicmp( param1, "$ENDCOORD", 8 ) == 0 )
            break;
        if( strnicmp( param1, "$COORD", 6 ) == 0 )
        {
            while( GetLine( File, Line, &LineNum, sizeof(Line) - 1 ) != NULL )
            {
                param1 = strtok( Line, " \t\n\r" );
                param2 = strtok( NULL, " \t\n\r" );
                if( strnicmp( param1, "$ENDCOORD", 8 ) == 0 )
                    break;
                if( bufsize <= PolyEdgesCount )
                {
                    int index = ptbuf - PolyEdges;
                    bufsize *= 2;
                    ptbuf    = PolyEdges = (double*) realloc( PolyEdges, bufsize * 2 *
                                                             sizeof(double) );
                    ptbuf   += index;
                }
                *ptbuf = atof( param1 );
                ptbuf++;
                *ptbuf = atof( param2 );
                ptbuf++;
                PolyEdgesCount++;
            }
        }
        if( strnicmp( Line, "XScale", 6 ) == 0 )
        {
            ShapeScaleX = atof( param2 );
        }
        if( strnicmp( Line, "YScale", 6 ) == 0 )
        {
            ShapeScaleY = atof( param2 );
        }
    }

    if( PolyEdgesCount == 0 )
    {
        free( PolyEdges );
        PolyEdges = NULL;
    }
    fclose( File );
    SetLocaleTo_Default( );      // revert to the current  locale

    ShapeScaleX *= unitconv;
    ShapeScaleY *= unitconv;

    m_SizeCtrl->SetValue( (int) ShapeScaleX, (int) ShapeScaleY );
}


/*************************************************************/
MODULE* WinEDA_PcbFrame::Create_MuWavePolygonShape( )
/*************************************************************/
{
    D_PAD*       pad1, * pad2;
    MODULE*      Module;
    wxString     cmp_name;
    int          pad_count = 2;
    EDGE_MODULE* edge;
    int          ii, npoints;

    WinEDA_SetParamShapeFrame* frame = new WinEDA_SetParamShapeFrame( this, wxPoint( -1, -1 ) );

    int ok = frame->ShowModal();
    frame->Destroy();

    DrawPanel->MouseToCursorSchema();

    if( ok != 1 )
    {
        if( PolyEdges )
            free( PolyEdges );
        PolyEdges      = NULL;
        PolyEdgesCount = 0;
        return NULL;
    }

    if( PolyShapeType == 2 )  // mirrored
        ShapeScaleY = -ShapeScaleY;

    ShapeSize.x = wxRound( ShapeScaleX );
    ShapeSize.y = wxRound( ShapeScaleY );

    if( (ShapeSize.x) == 0 || (ShapeSize.y == 0) )
    {
        DisplayError( this, _( "Shape has a null size!" ) );
        return NULL;
    }
    if( PolyEdgesCount == 0 )
    {
        DisplayError( this, _( "Shape has no points!" ) );
        return NULL;
    }

    cmp_name = wxT( "POLY" );

    Module = Create_MuWaveBasicShape( cmp_name, pad_count );
    pad1   = Module->m_Pads;

    pad1->m_Pos0.x = -ShapeSize.x / 2;
    pad1->m_Pos.x += pad1->m_Pos0.x;

    pad2 = (D_PAD*) pad1->Next();
    pad2->m_Pos0.x = pad1->m_Pos0.x + ShapeSize.x;
    pad2->m_Pos.x += pad2->m_Pos0.x;

    edge = new EDGE_MODULE( Module );

    Module->m_Drawings.PushFront( edge );

    edge->m_Shape = S_POLYGON;
    edge->SetLayer( LAYER_CMP_N );
    npoints = PolyEdgesCount;

    edge->m_PolyPoints.reserve(2 * PolyEdgesCount + 2);

    // Init start point coord:
    edge->m_PolyPoints.push_back( wxPoint( pad1->m_Pos0.x, 0) );

    double* dptr = PolyEdges;
    wxPoint first_coordinate, last_coordinate;
    for( ii = 0; ii < npoints; ii++ )  // Copy points
    {
        last_coordinate.x =  wxRound( *dptr++ * ShapeScaleX ) + pad1->m_Pos0.x;
        last_coordinate.y = -wxRound( *dptr++ * ShapeScaleY );
        edge->m_PolyPoints.push_back( last_coordinate );
    }

    first_coordinate.y = edge->m_PolyPoints[1].y;

    switch( PolyShapeType )
    {
    case 0:     // Single
    case 2:     // Single mirrored
        // Init end point coord:
        pad2->m_Pos0.x = last_coordinate.x;
        edge->m_PolyPoints.push_back( wxPoint( last_coordinate.x, 0 ) );

        pad1->m_Size.x = pad1->m_Size.y = ABS( first_coordinate.y );
        pad2->m_Size.x = pad2->m_Size.y = ABS( last_coordinate.y );
        pad1->m_Pos0.y = first_coordinate.y / 2;
        pad2->m_Pos0.y = last_coordinate.y / 2;
        pad1->m_Pos.y  = pad1->m_Pos0.y + Module->m_Pos.y;
        pad2->m_Pos.y  = pad2->m_Pos0.y + Module->m_Pos.y;
        break;

    case 1:     // Symetric
        for( int ndx = edge->m_PolyPoints.size()-1; ndx>=0;  --ndx )
        {
            wxPoint pt = edge->m_PolyPoints[ndx];

            pt.y = -pt.y;   // mirror about X axis

            edge->m_PolyPoints.push_back( pt );
        }

        pad1->m_Size.x = pad1->m_Size.y = 2 * ABS( first_coordinate.y );
        pad2->m_Size.x = pad2->m_Size.y = 2 * ABS( last_coordinate.y );
        break;
    }

    free( PolyEdges );
    PolyEdgesCount = 0;
    PolyEdges = NULL;

    Module->Set_Rectangle_Encadrement();
    GetBoard()->m_Status_Pcb = 0;
    GetScreen()->SetModify();
    return Module;
}


/***************************************************************/
void WinEDA_PcbFrame::Edit_Gap( wxDC* DC, MODULE* Module )
/***************************************************************/

/*
 *  Edit le module GAP, c'est a dire modifie la position et la taille
 *  des pastilles formant le gap pour obtenir une nouvelle valeur du gap
 */
{
    int      gap_size, oX;
    float    fcoeff;
    D_PAD*   pad, * next_pad;
    wxString msg;

    if( Module == NULL )
        return;                     /* Module non trouve */

    /* Test si module = gap ( nom commence par GAP, et 2 pastilles) */
    msg = Module->m_Reference->m_Text.Left( 3 );
    if( msg != wxT( "GAP" ) )
        return;

    pad = Module->m_Pads;
    if( pad == NULL )
    {
        DisplayError( this, _( "No pad for this module" ) ); return;
    }
    next_pad = (D_PAD*) pad->Next();
    if( next_pad == NULL )
    {
        DisplayError( this, _( "Only one pad for this module" ) ); return;
    }

    /* Effacement du module: */
    Module->Draw( DrawPanel, DC, GR_XOR );

    /* Calcul de la dimension actuelle */
    gap_size = next_pad->m_Pos0.x - pad->m_Pos0.x - pad->m_Size.x;

    /* Entree de la longueur desiree du gap*/
    if( g_UnitMetric )
    {
        fcoeff = 10000.0f / 25.4f;
        msg.Printf( wxT( "%2.3f" ), gap_size / fcoeff );
        Get_Message( _( "Gap (mm):" ), _("Create Microwave Gap"), msg, this );
    }
    else
    {
        fcoeff = 10000.0;
        msg.Printf( wxT( "%2.4f" ), gap_size / fcoeff );
        Get_Message( _( "Gap (inch):" ), _("Create Microwave Gap"), msg, this );
    }

    if( !msg.IsEmpty() )
    {
        double fval;
        if( msg.ToDouble( &fval ) )
            gap_size = (int) ( fval * fcoeff );
    }

    /* Mise a jour des tailles des pastilles formant le gap */
    pad->m_Size.x = pad->m_Size.y = GetBoard()->GetCurrentTrackWidth();
    pad->m_Pos0.y = 0;
    oX = pad->m_Pos0.x = -( (gap_size + pad->m_Size.x) / 2 );
    pad->m_Pos.x = pad->m_Pos0.x + Module->m_Pos.x;
    pad->m_Pos.y = pad->m_Pos0.y + Module->m_Pos.y;
    RotatePoint( &(pad->m_Pos.x), &(pad->m_Pos.y),
                 Module->m_Pos.x, Module->m_Pos.y, Module->m_Orient );

    next_pad->m_Size.x = next_pad->m_Size.y = GetBoard()->GetCurrentTrackWidth();
    next_pad->m_Pos0.y = 0;
    next_pad->m_Pos0.x = oX + gap_size + next_pad->m_Size.x;
    next_pad->m_Pos.x  = next_pad->m_Pos0.x + Module->m_Pos.x;
    next_pad->m_Pos.y  = next_pad->m_Pos0.y + Module->m_Pos.y;
    RotatePoint( &(next_pad->m_Pos.x), &(next_pad->m_Pos.y),
                 Module->m_Pos.x, Module->m_Pos.y, Module->m_Orient );

    Module->Draw( DrawPanel, DC, GR_OR );
}