KSG-Script/ksgScript/Leser/KSGSLeser.cpp

#include "KSGSLeser.h"
#include <Datei.h>
#include "../Error/Error.h"
#include "KSGSCompile.h"
#include "../Befehl/KSGSKlasse.h"
#include "../Klassen/KSGSTyp.h"
#include "../Funktionen/KSGSCallback.h"
#include "../Main/KSGScriptObj.h"

using namespace KSGScript;

void KSGScript::removeLehr( Text *txt )
{
    if( !txt->getLength() )
        return;
    while( txt->getLength() && ( *txt[ 0 ] == ' ' || *txt[ 0 ] == '\n' || *txt[ 0 ] == '\r' || *txt[ 0 ] == '\t' ) )
        txt->remove( 0 );
    while( txt->getLength() && ( txt->getText()[ txt->getLength() - 1 ] == ' ' || txt->getText()[ txt->getLength() - 1 ] == '\n' ||
                                 txt->getText()[ txt->getLength() - 1 ] == '\r' || txt->getText()[ txt->getLength() - 1 ] == '\t' ) )
        txt->remove( txt->getLength() - 1 );
}

void KSGScript::removeKlammer( Text *txt )
{
    if( !txt->getLength() )
        return;
    removeLehr( txt );
    while( *txt[ 0 ] == '(' && txt->getText()[ txt->getLength() - 1 ] == ')' )
    {
        int count = 0;
        for( int i = 0; i < txt->getLength(); i++ )
        {
            if( txt->getText()[ i ] == '(' )
                count++;
            if( txt->getText()[ i ] == ')' )
                count--;
            if( !count && i != txt->getLength() - 1 )
                return;
        }
        txt->remove( 0 );
        txt->remove( txt->getLength() - 1 );
        removeLehr( txt );
        if( !txt->getLength() )
            return;
    }
}

int KSGScript::hatOperator( Text *txt )
{
    if( txt->hat( "+=" ) )
        return KSGS_O_PLUSSET;
    if( txt->hat( "-=" ) )
        return KSGS_O_MINUSSET;
    if( txt->hat( "*=" ) )
        return KSGS_O_MAHLSET;
    if( txt->hat( "/=" ) )
        return KSGS_O_GETEILTSET;
    if( txt->hat( "&=" ) )
        return KSGS_O_UNDSET;
    if( txt->hat( "|=" ) )
        return KSGS_O_ODERSET;
    if( txt->hat( "==" ) )
        return KSGS_O_GLEICH;
    if( txt->hat( "<=" ) )
        return KSGS_O_KLEINERGLEICH;
    if( txt->hat( ">=" ) )
        return KSGS_O_GREATERGLEICH;
    if( txt->hat( "!=" ) )
        return KSGS_O_UNGLEICH;
    if( txt->hat( "||" ) )
        return KSGS_O_ODER;
    if( txt->hat( "&&" ) )
        return KSGS_O_UND;
    if( txt->hat( "++" ) )
        return KSGS_O_PLUS1;
    if( txt->hat( "--" ) )
        return KSGS_O_MINUS1;
    if( txt->hat( "<<" ) )
        return KSGS_O_NACHLINKS;
    if( txt->hat( ">>" ) )
        return KSGS_O_NACHRECHTS;
    if( txt->hat( "=" ) )
        return KSGS_O_SET;
    if( txt->hat( "<" ) )
        return KSGS_O_KLEINER;
    if( txt->hat( ">" ) )
        return KSGS_O_GREATER;
    if( txt->hat( "|" ) )
        return KSGS_O_BITODER;
    if( txt->hat( "&" ) )
        return KSGS_O_BITUND;
    if( txt->hat( "+" ) )
        return KSGS_O_PLUS;
    if( txt->hat( "-" ) )
        return KSGS_O_MINUS;
    if( txt->hat( "*" ) )
        return KSGS_O_MAHL;
    if( txt->hat( "/" ) )
        return KSGS_O_GETEILT;
    if( txt->hat( "%" ) )
        return KSGS_O_REST;
    if( txt->hat( "!" ) )
        return KSGS_O_NICHT;
    if( txt->hat( "~" ) )
        return KSGS_O_BITNICHT;
    return -1;
}

int KSGScript::getOperatorPos( Text *txt, int *len )
{
    *len = 2;
    if( txt->hat( "+=" ) )
        return txt->positionVon( "+=" );
    if( txt->hat( "-=" ) )
        return txt->positionVon( "-=" );
    if( txt->hat( "*=" ) )
        return txt->positionVon( "*=" );
    if( txt->hat( "/=" ) )
        return txt->positionVon( "/=" );
    if( txt->hat( "&=" ) )
        return txt->positionVon( "&=" );
    if( txt->hat( "|=" ) )
        return txt->positionVon( "|=" );
    if( txt->hat( "==" ) )
        return txt->positionVon( "==" );
    if( txt->hat( "<=" ) )
        return txt->positionVon( "<=" );
    if( txt->hat( ">=" ) )
        return txt->positionVon( ">=" );
    if( txt->hat( "!=" ) )
        return txt->positionVon( "!=" );
    if( txt->hat( "||" ) )
        return txt->positionVon( "||" );
    if( txt->hat( "&&" ) )
        return txt->positionVon( "&&" );
    if( txt->hat( "++" ) )
        return txt->positionVon( "++" );
    if( txt->hat( "--" ) )
        return txt->positionVon( "--" );
    if( txt->hat( "<<" ) )
        return txt->positionVon( "<<" );
    if( txt->hat( ">>" ) )
        return txt->positionVon( ">>" );
    *len = 1;
    if( txt->hat( "=" ) )
        return txt->positionVon( "=" );
    if( txt->hat( "<" ) )
        return txt->positionVon( "<" );
    if( txt->hat( ">" ) )
        return txt->positionVon( ">" );
    if( txt->hat( "|" ) )
        return txt->positionVon( "|" );
    if( txt->hat( "&" ) )
        return txt->positionVon( "&" );
    if( txt->hat( "+" ) )
        return txt->positionVon( "+" );
    if( txt->hat( "-" ) )
        return txt->positionVon( "-" );
    if( txt->hat( "*" ) )
        return txt->positionVon( "*" );
    if( txt->hat( "/" ) )
        return txt->positionVon( "/" );
    if( txt->hat( "%" ) )
        return txt->positionVon( "%" );
    if( txt->hat( "!" ) )
        return txt->positionVon( "!" );
    if( txt->hat( "~" ) )
        return txt->positionVon( "~" );
    *len = 0;
    return -1;
}

// Lese Strukturen
KSGSLeseBefehl::~KSGSLeseBefehl()
{
    int anz = listA.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
        delete listA.get( i );
    anz = listB.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
        delete listB.get( i );
}

void KSGSLeseFunktion::release()
{
    if( !--ref )
        delete this;
}

KSGSLeseFunktion::~KSGSLeseFunktion()
{
    int anz3 = parameter.getEintragAnzahl();
    for( int k = 0; k < anz3; k++ )
        delete parameter.get( k );
    anz3 = befehle.getEintragAnzahl();
    for( int k = 0; k < anz3; k++ )
        delete befehle.get( k );
}

void KSGSLeseKlasse::release()
{
    if( !--ref )
        delete this;
}

KSGSLeseKlasse::~KSGSLeseKlasse()
{
    int anz2 = variablen.getEintragAnzahl();
    for( int j = 0; j < anz2; j++ )
        delete variablen.get( j );
    anz2 = funktionen.getEintragAnzahl();
    for( int j = 0; j < anz2; j++ )
        funktionen.get( j )->release();
}

KSGSLeseScript::~KSGSLeseScript()
{
    int anz = variablen.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
        delete variablen.get( i );
    anz = funktionen.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
        funktionen.get( i )->release();
    anz = klassen.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
        klassen.get( i )->release();
}


// Inhalt der KSGSLeser klasse aus KSGSLeser.h
// Konstruktor
KSGSLeser::KSGSLeser( Reader *reader, KSGScriptProcessor *zObj, Text fileName )
    : KSGSLeser()
{
    this->zObj = zObj;
    d = reader;
    this->fileName = fileName;
}

// Destruktor
KSGSLeser::~KSGSLeser()
{
    delete dat;
}

// protected
KSGSLeser::KSGSLeser()
    : ReferenceCounter()
{
    errorIgnore = 0;
    this->zObj = 0;
    d = 0;
    dat = 0;
    zeile = 0;
    mainFuncId = -1;
    mausFuncId = -1;
    tastaturFuncId = -1;
    tickFuncId = -1;
    renderFuncId = -1;
}

void KSGSLeser::handleError( int beginn, int ende )
{}

void KSGSLeser::handleKommentar( int beginn, int ende )
{}

void KSGSLeser::handleString( int beginn, int ende )
{}

// Script Laden
bool KSGSLeser::ladeDatei()
{
    bool ok = 1;
    zeile = 1;
    while( !d->istEnde() )
    {
        bool br = 0;
        int id = leseNext();
        switch( id )
        {
        case -1: // Ende der Datei
            break;
        case 1: // Klasse
            if( 1 )
            {
                KSGSLeseKlasse *k = leseKlasse();
                if( !k )
                {
                    error( 6, { "Klasse", fileName }, zObj );
                    br = 1;
                }
                else
                    dat->klassen.add( k );
            }
            break;
        case 2: // funktion
            if( 1 )
            {
                KSGSLeseFunktion *f = leseFunktion();
                if( !f )
                {
                    error( 6, { "Funktion", fileName }, zObj );
                    br = 1;
                }
                else
                    dat->funktionen.add( f );
            }
            break;
        case 3: // Variable
            if( 1 )
            {
                KSGSLeseVariable *v = leseVariable();
                if( !v )
                {
                    error( 6, { "Variable", fileName }, zObj );
                    br = 1;
                }
                else
                    dat->variablen.add( v );
            }
            break;
        case 12: // lesen
            if( 1 )
            {
                if( !leseBis( '(' ) )
                {
                    error( 6, { "Lade Anweisung", fileName }, zObj );
                    br = 1;
                    break;
                }
                d->setLPosition( d->getLPosition() + 1, 0 );
                if( !leseBis( '"' ) )
                {
                    error( 6, { "Lade Anweisung", fileName }, zObj );
                    br = 1;
                    break;
                }
                d->setLPosition( d->getLPosition() + 1, 0 );
                __int64 end = nextPosOf( '"', 0 );
                if( end < 0 )
                {
                    error( 6, { "Lade Anweisung", fileName }, zObj );
                    br = 1;
                    break;
                }
                char *datei = new char[ (int)( end - d->getLPosition() ) + 1 ];
                datei[ end - d->getLPosition() ] = 0;
                d->lese( datei, (int)( end - d->getLPosition() ) );
                Text *dPf = zObj->convertPfad( datei );
                delete[] datei;
                if( !leseBis( ')' ) )
                {
                    error( 6, { "Lade Anweisung", fileName }, zObj );
                    br = 1;
                    break;
                }
                d->setLPosition( d->getLPosition() + 1, 0 );
                Text pf = fileName;
                fileName.setText( dPf );
                Datei *dat = new Datei();
                dat->setDatei( fileName );
                if( !dat->open( Datei::Style::lesen ) )
                {
                    dat->release();
                    error( 4, { fileName }, zObj );
                    br = 1;
                    fileName.setText( pf );
                    break;
                }
                Reader *tmp = d;
                d = dat;
                if( !ladeDatei() )
                {
                    d = tmp;
                    error( 6, { "Lade Anweisung", fileName }, zObj );
                    br = 1;
                    fileName.setText( pf );
                    break;
                }
                dat->close();
                dat->release();
                d = tmp;
                fileName.setText( pf );
            }
            break;
        default: // Fehler
            error( 5, { fileName, Text() += zeile }, zObj );
            br = 1;
            break;
        }
        if( id == -1 )
            break;
        if( br )
        {
            ok = 0;
            break;
        }
    }
    d = 0;
    return ok;
}

bool KSGSLeser::leseBis( char c )
{
    __int64 pos = d->getLPosition();
    int tmpZ = zeile;
    char byte = 0;
    bool kommentar = 0;
    int kBeg = 0;
    bool slash = 0;
    bool gefunden = 0;
    bool inString = 0;
    bool inChar = 0;
    int sBeg = 0;
    while( !d->istEnde() )
    {
        d->lese( &byte, 1 );
        if( byte == '\n' )
        {
            zeile++;
            if( kommentar )
                handleKommentar( kBeg, (int)d->getLPosition() );
            kommentar = 0;
            continue;
        }
        if( byte == '"' && !inChar && !kommentar )
        {
            if( inString )
                handleString( sBeg, (int)d->getLPosition() );
            inString = !inString;
            sBeg = (int)d->getLPosition() - 1;
        }
        if( byte == '\'' && !inString && !kommentar )
        {
            if( inChar )
                handleString( sBeg, (int)d->getLPosition() );
            inChar = !inChar;
            sBeg = (int)d->getLPosition() - 1;
        }
        if( byte == '#' )
        {
            kBeg = (int)d->getLPosition() - 1;
            kommentar = 1;
            continue;
        }
        if( byte == '/' )
        {
            if( slash )
            {
                kBeg = (int)d->getLPosition() - 2;
                kommentar = 1;
                slash = 0;
            }
            else
                slash = 1;
            continue;
        }
        else
            slash = 0;
        if( byte == c && !kommentar )
        {
            gefunden = 1;
            break;
        }
    }
    if( d->istEnde() && !gefunden )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        d->setLPosition( pos, 0 );
        zeile = tmpZ;
        return 0;
    }
    d->setLPosition( d->getLPosition() - 1, 0 );
    return 1;
}

__int64 KSGSLeser::nextPosOf( char c, char c2 )
{
    __int64 pos = d->getLPosition();
    char byte = 0;
    bool kommentar = 0;
    int kBeg = 0;
    bool slash = 0;
    int count = 0;
    bool gefunden = 0;
    bool inString = 0;
    bool inChar = 0;
    int sBeg = 0;
    while( !d->istEnde() )
    {
        d->lese( &byte, 1 );
        if( byte == '\n' )
        {
            if( kommentar )
                handleKommentar( kBeg, (int)d->getLPosition() );
            kommentar = 0;
            continue;
        }
        if( byte == '"' && !inChar && !kommentar )
        {
            if( inString )
                handleString( sBeg, (int)d->getLPosition() );
            inString = !inString;
            sBeg = (int)d->getLPosition() - 1;
        }
        if( byte == '\'' && !inString && !kommentar )
        {
            if( inChar )
                handleString( sBeg, (int)d->getLPosition() );
            inChar = !inChar;
            sBeg = (int)d->getLPosition() - 1;
        }
        if( byte == '#' )
        {
            kBeg = (int)d->getLPosition() - 1;
            kommentar = 1;
            continue;
        }
        if( byte == '/' )
        {
            if( slash )
            {
                kBeg = (int)d->getLPosition() - 2;
                kommentar = 1;
                slash = 0;
            }
            else
                slash = 1;
            continue;
        }
        else
            slash = 0;
        if( !kommentar )
        {
            if( byte == c2 )
            {
                count++;
                continue;
            }
            if( byte == c )
            {
                if( !count )
                {
                    gefunden = 1;
                    break;
                }
                count--;
                continue;
            }
        }
    }
    if( d->istEnde() && !gefunden )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        d->setLPosition( pos, 0 );
        return -1;
    }
    __int64 ret = d->getLPosition() - 1;
    d->setLPosition( pos, 0 );
    return ret;
}

bool KSGSLeser::leseBisText()
{
    __int64 pos = d->getLPosition();
    char c = 0;
    bool kommentar = 0;
    int kBeg = 0;
    bool slash = 0;
    bool gefunden = 0;
    bool inString = 0;
    bool inChar = 0;
    int sBeg = 0;
    while( !d->istEnde() )
    {
        d->lese( &c, 1 );
        if( c == '\n' )
        {
            zeile++;
            if( kommentar )
                handleKommentar( kBeg, (int)d->getLPosition() );
            kommentar = 0;
            continue;
        }
        if( c == '"' && !inChar && !kommentar )
        {
            if( inString )
                handleString( sBeg, (int)d->getLPosition() );
            inString = !inString;
            sBeg = (int)d->getLPosition() - 1;
        }
        if( c == '\'' && !inString && !kommentar )
        {
            if( inChar )
                handleString( sBeg, (int)d->getLPosition() );
            inChar = !inChar;
            sBeg = (int)d->getLPosition() - 1;
        }
        if( c == '#' )
        {
            kBeg = (int)d->getLPosition() - 1;
            kommentar = 1;
            continue;
        }
        if( c == '/' )
        {
            if( slash )
            {
                kBeg = (int)d->getLPosition() - 2;
                kommentar = 1;
                slash = 0;
            }
            else
                slash = 1;
            continue;
        }
        else
            slash = 0;
        if( !istLehr( c ) && !kommentar )
        {
            gefunden = 1;
            break;
        }
    }
    if( d->istEnde() && !gefunden )
    {
        d->setLPosition( pos, 0 );
        return 0;
    }
    d->setLPosition( d->getLPosition() - 1, 0 );
    return 1;
}

int KSGSLeser::leseNext()
{
    if( !leseBisText() )
        return -1;
    __int64 pos = d->getLPosition();
    int ret = 0;
    Text txt = "";
    char byte[] = { 0, 0 };
    d->lese( byte, 1 );
    while( !istTrenner( byte[ 0 ] ) && !d->istEnde() )
    {
        txt.append( byte );
        d->lese( byte, 1 );
    }
    if( d->istEnde() || !txt.getLength() )
    {
        d->setLPosition( pos, 0 );
        return -1;
    }
    if( txt.istGleich( "class" ) )
        ret = 1;
    if( txt.istGleich( "func" ) )
        ret = 2;
    if( txt.istGleich( "var" ) )
        ret = 3;
    if( txt.istGleich( "public" ) )
        ret = 4;
    if( txt.istGleich( "private" ) )
        ret = 5;
    if( txt.istGleich( "if" ) )
        ret = 6;
    if( txt.istGleich( "for" ) )
        ret = 7;
    if( txt.istGleich( "while" ) )
        ret = 8;
    if( txt.istGleich( "return" ) )
        ret = 9;
    if( txt.istGleich( "break" ) )
        ret = 10;
    if( txt.istGleich( "continue" ) )
        ret = 11;
    if( txt.istGleich( "lesen" ) )
        ret = 12;
    d->setLPosition( pos, 0 );
    return ret;
}

bool KSGSLeser::istTrenner( char c )
{
    return !( ( c >= 'a' && c <= 'z' ) || ( c >= 'A' && c <= 'Z' ) || ( c >= '0' && c <= '9' )
              || c == '_' || c == 'ä' || c == 'ö' || c == 'ü' || c == 'Ä' || c == 'Ö' || c == 'Ü' || c == 'ß' );
}

bool KSGSLeser::istLehr( char c )
{
    return c == ' ' || c == '\n' || c == '\r' || c == '\t';
}

KSGSLeseKlasse *KSGSLeser::leseKlasse()
{
    KSGSLeseKlasse *ret = new KSGSLeseKlasse();
    ret->debug.datei.setText( fileName );
    ret->debug.zeile = zeile;
    d->setLPosition( d->getLPosition() + 5, 0 ); // 'class' überspringen
    if( !leseBisText() ) // Bis zum beginn des Klassennamens lesen
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        ret->release();
        return 0;
    }
    char byte[] = { 0, 0 }; // Klassenname lesen
    d->lese( byte, 1 );
    while( !istTrenner( *byte ) )
    {
        ret->name.append( byte );
        d->lese( byte, 1 );
    }
    if( !leseBis( '{' ) ) // Bis zum beginn der Klasse lesen
    {
        ret->release();
        return 0;
    }
    d->setLPosition( d->getLPosition() + 1, 0 );
    bool sichtbar = 0;
    __int64 ende = nextPosOf( '}', '{' ); // Ende der Klasse
    if( ende < 0 )
    {
        ret->release();
        return 0;
    }
    while( d->getLPosition() < ende ) // Inhalt der Klasse lesen
    {
        int id = leseNext();
        if( id == -1 )
            break;
        switch( id )
        {
        case 2: // Funktion
            if( 1 )
            {
                KSGSLeseFunktion *f = leseFunktion();
                if( !f )
                {
                    ret->release();
                    return 0;
                }
                ret->funktionen.add( f );
                ret->fSichtbar.add( sichtbar );
            }
            break;
        case 3: // Variable
            if( 1 )
            {
                KSGSLeseVariable *v = leseVariable();
                if( !v )
                {
                    ret->release();
                    return 0;
                }
                ret->variablen.add( v );
                ret->vSichtbar.add( sichtbar );
            }
            break;
        case 4: // public
            sichtbar = 1;
            d->setLPosition( d->getLPosition() + 6, 0 );
            if( !leseBis( ':' ) )
            {
                ret->release();
                return 0;
            }
            d->setLPosition( d->getLPosition() + 1, 0 );
            break;
        case 5: // private
            sichtbar = 0;
            d->setLPosition( d->getLPosition() + 7, 0 );
            if( !leseBis( ':' ) )
            {
                ret->release();
                return 0;
            }
            d->setLPosition( d->getLPosition() + 1, 0 );
            break;
        default:
            ret->release();
            return 0;
        }
    }
    if( d->getLPosition() > ende )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        ret->release();
        return 0;
    }
    d->setLPosition( ende + 1, 0 );
    if( !leseBis( ';' ) ) // ';' Nach einer Klasse überlesen
    {
        ret->release();
        return 0;
    }
    d->setLPosition( d->getLPosition() + 1, 0 );
    return ret;
}

KSGSLeseFunktion *KSGSLeser::leseFunktion()
{
    KSGSLeseFunktion *ret = new KSGSLeseFunktion();
    ret->debug.datei.setText( fileName );
    ret->debug.zeile = zeile;
    d->setLPosition( d->getLPosition() + 4, 0 ); // 'func' überspringen
    if( !leseBisText() )
    {
        ret->release();
        return 0;
    }
    char byte[] = { 0, 0 }; // Rückgabetyp der Funktion lesen
    d->lese( byte, 1 );
    while( !istTrenner( *byte ) )
    {
        ret->typ.append( byte );
        d->lese( byte, 1 );
    }
    d->setLPosition( d->getLPosition() - 1, 0 );
    if( !leseBisText() )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        ret->release();
        return 0;
    }
    d->lese( byte, 1 ); // Name der Funktion lesen
    while( !istTrenner( *byte ) )
    {
        ret->name.append( byte );
        d->lese( byte, 1 );
    }
    d->setLPosition( d->getLPosition() - 1, 0 );
    if( !leseBis( '(' ) ) // Parameterbeginn
    {
        ret->release();
        return 0;
    }
    d->setLPosition( d->getLPosition() + 1, 0 );
    __int64 paramEnde = nextPosOf( ')', '(' );
    if( paramEnde < 0 )
    {
        ret->release();
        return 0;
    }
    while( d->getLPosition() < paramEnde )
    {
        KSGSLeseVariable *param = leseVariable( 1 ); // Übergabeparameter einlesen
        if( !param )
            break;
        ret->parameter.add( param );
    }
    d->setLPosition( paramEnde + 1, 0 );
    if( !leseBis( '{' ) ) // Funktionsrumpf beginn
    {
        ret->release();
        return 0;
    }
    d->setLPosition( d->getLPosition() + 1, 0 );
    __int64 funkEnde = nextPosOf( '}', '{' ); // Ende der Funktion
    if( funkEnde < 0 )
    {
        ret->release();
        return 0;
    }
    while( d->getLPosition() < funkEnde )
    {
        KSGSLeseBefehl *bef = leseBefehl(); // Befehle einlesen
        if( !bef )
            break;
        else
            ret->befehle.add( bef );
        if( !leseBisText() )
        {
            ret->release();
            return 0;
        }
    }
    d->setLPosition( funkEnde + 1, 0 ); // '}' am ende der Funktion überlesen
    return ret;
}

KSGSLeseVariable *KSGSLeser::leseVariable( bool param )
{
    KSGSLeseVariable *ret = new KSGSLeseVariable();
    ret->debug.datei.setText( fileName );
    ret->debug.zeile = zeile;
    if( !param )
        d->setLPosition( d->getLPosition() + 3, 0 ); // 'var' überspringen
    __int64 endPos = 0;
    if( param )
    {
        endPos = nextPosOf( ')', 0 );
        if( endPos < 0 )
        {
            handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
            delete ret;
            return 0;
        }
    }
    if( !leseBisText() )
    {
        delete ret;
        return 0;
    }
    if( param && d->getLPosition() >= endPos )
    {
        delete ret;
        return 0;
    }
    char byte[] = { 0, 0 }; // Variablentyp lesen
    d->lese( byte, 1 );
    while( !istTrenner( *byte ) )
    {
        ret->typ.append( byte );
        d->lese( byte, 1 );
    }
    d->setLPosition( d->getLPosition() - 1, 0 );
    if( !leseBisText() )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        delete ret;
        return 0;
    }
    d->lese( byte, 1 ); // Variablenname lesen
    while( !istTrenner( *byte ) )
    {
        ret->name.append( byte );
        d->lese( byte, 1 );
    }
    d->setLPosition( d->getLPosition() - 1, 0 );
    __int64 ende = nextPosOf( ';', 0 );
    if( ende < 0 )
    {
        delete ret;
        return 0;
    }
    if( param )
    {
        errorIgnore = 1;
        __int64 tmp = nextPosOf( ',', 0 );
        errorIgnore = 0;
        if( tmp >= 0 && tmp < endPos )
            ende = tmp;
        else
            ende = endPos;
    }
    errorIgnore = 1;
    __int64 gleich = nextPosOf( '=', 0 );
    errorIgnore = 0;
    if( gleich < ende && gleich >= 0 ) // prüfen ob die variable gesetzt wird
    {
        if( !leseBis( '=' ) )
        {
            delete ret;
            return 0;
        }
        d->setLPosition( d->getLPosition() + 1, 0 );
    }
    if( leseBisText() )
    {
        if( d->getLPosition() < ende )
        {
            while( d->getLPosition() < ende ) // Wert der Variable lesen
            {
                d->lese( byte, 1 );
                ret->wert.append( byte );
            }
        }
    }
    while( istLehr( ret->wert.getText()[ ret->wert.getLength() - 1 ] ) && ret->wert.getLength() > 0 )
    {
        if( ret->wert.getText()[ ret->wert.getLength() - 1 ] == '\n' )
            zeile++;
        if( !( ret->wert.getLength() - 1 ) )
        {
            ret->wert.setText( "" );
            break;
        }
        ret->wert.setText( ret->wert.getText(), ret->wert.getLength() - 1 );
    }
    if( d->getLPosition() > ende )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        delete ret;
        return 0;
    }
    d->setLPosition( ende + 1, 0 ); // ';' oder bei param ')' oder ',' am Ende überlesen
    return ret;
}

KSGSLeseBefehl *KSGSLeser::leseBefehl()
{
    __int64 fEnde = nextPosOf( '}', '{' );
    if( fEnde < 0 )
        return 0;
    int typ = leseNext();
    if( typ < 0 )
        return 0;
    KSGSLeseBefehl *ret = new KSGSLeseBefehl();
    ret->debug.datei.setText( fileName );
    ret->debug.zeile = zeile;
    ret->typ = typ;
    switch( typ )
    {
    case 0:
    case 3: // var
        if( 1 )
        {
            __int64 endPos = nextPosOf( ';', 0 );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            int len = (int)( endPos - d->getLPosition() );
            if( len )
            {
                char *txt = new char[ len + 1 ];
                txt[ len ] = 0;
                d->lese( txt, len );
                ret->befehl = txt;
                delete[] txt;
            }
            d->setLPosition( endPos + 1, 0 );
        }
        break;
    case 6: // if
        if( 1 )
        {
            if( !leseBis( '(' ) )
            {
                delete ret;
                return 0;
            }
            d->setLPosition( d->getLPosition() + 1, 0 );
            __int64 endPos = nextPosOf( ')', '(' );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            int len = (int)( endPos - d->getLPosition() );
            if( len )
            {
                char *txt = new char[ len + 1 ];
                txt[ len ] = 0;
                d->lese( txt, len );
                ret->befehl = txt;
                delete[] txt;
            }
            d->setLPosition( endPos + 1, 0 );
            if( !leseBis( '{' ) )
            {
                delete ret;
                return 0;
            }
            d->setLPosition( d->getLPosition() + 1, 0 );
            endPos = nextPosOf( '}', '{' );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            while( d->getLPosition() < endPos )
            {
                KSGSLeseBefehl *tmp = leseBefehl();
                if( !tmp )
                    break;
                else
                    ret->listA.add( tmp );
            }
            d->setLPosition( endPos + 1, 0 );
            int tmpZ = zeile;
            if( !leseBisText() )
            {
                handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
                delete ret;
                return 0;
            }
            char *el = new char[ 5 ];
            if( d->getLPosition() + 4 <= fEnde )
                d->lese( el, 4 );
            else
                el[ 0 ] = 0;
            el[ 4 ] = 0;
            if( Text( "else" ).istGleich( el ) )
            {
                if( !leseBis( '{' ) )
                {
                    delete ret;
                    return 0;
                }
                d->setLPosition( d->getLPosition() + 1, 0 );
                endPos = nextPosOf( '}', '{' );
                if( endPos < 0 )
                {
                    delete ret;
                    return 0;
                }
                while( d->getLPosition() < endPos )
                {
                    KSGSLeseBefehl *tmp = leseBefehl();
                    if( !tmp )
                        break;
                    else
                        ret->listB.add( tmp );
                }
                d->setLPosition( endPos + 1, 0 );
            }
            else
            {
                d->setLPosition( endPos + 1, 0 );
                zeile = tmpZ;
            }
            delete[] el;
        }
        break;
    case 7: // for
    case 8: // while
        if( 1 )
        {
            if( !leseBis( '(' ) )
            {
                delete ret;
                return 0;
            }
            d->setLPosition( d->getLPosition() + 1, 0 );
            __int64 endPos = nextPosOf( ')', '(' );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            int len = (int)( endPos - d->getLPosition() );
            if( len )
            {
                char *txt = new char[ len + 1 ];
                txt[ len ] = 0;
                d->lese( txt, len );
                ret->befehl = txt;
                delete[] txt;
            }
            d->setLPosition( endPos + 1, 0 );
            if( !leseBis( '{' ) )
            {
                delete ret;
                return 0;
            }
            d->setLPosition( d->getLPosition() + 1, 0 );
            endPos = nextPosOf( '}', '{' );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            while( d->getLPosition() < endPos )
            {
                KSGSLeseBefehl *tmp = leseBefehl();
                if( !tmp )
                    break;
                else
                    ret->listA.add( tmp );
            }
            d->setLPosition( endPos + 1, 0 );
        }
        break;
    case 9: // return
        if( 1 )
        {
            __int64 endPos = nextPosOf( ';', 0 );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            int len = (int)( endPos - d->getLPosition() );
            if( len )
            {
                char *txt = new char[ len + 1 ];
                txt[ len ] = 0;
                d->lese( txt, len );
                ret->befehl = txt;
                delete[] txt;
            }
            d->setLPosition( endPos + 1, 0 );
        }
        break;
    case 10: // break
    case 11: // continue
        if( 1 )
        {
            __int64 endPos = nextPosOf( ';', 0 );
            if( endPos < 0 )
            {
                delete ret;
                return 0;
            }
            d->setLPosition( endPos + 1, 0 );
        }
        break;
    default:
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        delete ret;
        return 0;
    }
    if( d->getLPosition() > fEnde )
    {
        handleError( (int)d->getLPosition() - 1, (int)d->getLPosition() );
        delete ret;
        return 0;
    }
    ret->befehl.ersetzen( "->", "." );
    return ret;
}

// Script Compilieren
bool KSGSLeser::compileKlasse( KSGSLeseKlasse *zLK, KSGSCompKlassTable *zKT )
{
    if( !zKT->hat( (char *)zLK->name ) )
    {
        error( 10, {}, zObj );
        return 0;
    }
    KSGSCompileKlasse *k = zKT->get( (char *)zLK->name );
    int lFAnz = zLK->funktionen.getEintragAnzahl();
    for( int i = 0; i < lFAnz; i++ )
    {
        if( !compileFunktion( zLK->funktionen.get( i ), zKT, &k->funcs, 1 + !zLK->fSichtbar.get( i ) ) )
            return 0;
    }
    k->vars.addVariable( "this", new KSGSCompileVariable( k->id, 2 ) );
    int lVAnz = zLK->variablen.getEintragAnzahl();
    for( int i = 0; i < lVAnz; i++ )
    {
        auto tmp = zKT->get( (char *)zLK->variablen.get( i )->typ );
        if( !tmp )
        {
            error( 11, { zLK->debug.datei, Text() += zLK->debug.zeile, (char *)zLK->variablen.get( i )->typ, (char *)zLK->variablen.get( i )->name }, zObj );
            return 0;
        }
        if( !k->vars.addVariable( zLK->variablen.get( i )->name, new KSGSCompileVariable( tmp->id, 1 + !zLK->vSichtbar.get( i ) ) ) )
        {
            error( 9, { zLK->variablen.get( i )->debug.datei, Text() += zLK->variablen.get( i )->debug.zeile, zLK->variablen.get( i )->name }, zObj );
            return 0;
        }
    }
    return 1;
}

bool KSGSLeser::compileFunktion( KSGSLeseFunktion *zLF, KSGSCompKlassTable *zKT, KSGSCompFuncTable *zFT, int s )
{
    KSGSCompileFunktion *f = new KSGSCompileFunktion( zKT->get( (char *)zLF->typ )->id, s, {} );
    int anz = zLF->parameter.getEintragAnzahl();
    for( int j = 0; j < anz; j++ )
    {
        auto tmp = zKT->get( (char *)zLF->parameter.get( j )->typ );
        if( tmp )
            f->parameterTyp.add( tmp->id );
        else
        {
            error( 11, { zLF->debug.datei, Text() += zLF->debug.zeile, zLF->parameter.get( j )->typ, zLF->parameter.get( j )->name }, zObj );
            return 0;
        }
    }
    if( !zFT->addFunktion( zLF->name, f ) )
    {
        error( 8, { zLF->debug.datei, Text() += zLF->debug.zeile, zLF->name }, zObj );
        return 0;
    }
    return 1;
}

KSGSVariableDef *KSGSLeser::compileVariable( KSGSLeseVariable *zLV, KSGSCompKlassTable *zKT, int id )
{
    if( !zKT->hat( (char *)zLV->typ ) )
    {
        error( 11, { zLV->debug.datei, Text() += zLV->debug.zeile, zLV->typ, zLV->name }, zObj );
        return 0;
    }
    KSGSVariableDef *ret = new KSGSVariableDef();
    ret->id = id;
    ret->sichtbar = 0;
    ret->typId = zKT->get( (char *)zLV->typ )->id;
    ret->wert.setText( zLV->wert );
    return ret;
}

KSGSKlasse *KSGSLeser::buildKlasse( KSGSLeseKlasse *zLK, KSGSCompKlassTable *zKT, KSGSCompFuncTable *zFT, KSGSCompVarTable *zVT )
{
    if( !zKT->hat( (char *)zLK->name ) )
    {
        error( 10, {}, zObj );
        return 0;
    }
    KSGSKlasse *ret = new KSGSKlasse( zKT->get( (char *)zLK->name )->id );
    int anz = zLK->funktionen.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
    {
        KSGSFunktion *f = buildFunktion( zLK->funktionen.get( i ), zKT, zFT, zVT, zLK->name );
        if( !f )
        {
            ret->release();
            return 0;
        }
        ret->addFunktion( f );
    }
    anz = zLK->variablen.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
    {
        KSGSVariableDef *v = compileVariable( zLK->variablen.get( i ), zKT, i );
        if( !v )
        {
            ret->release();
            return 0;
        }
        v->sichtbar = 1 + !zLK->vSichtbar.get( i );
        ret->addVariable( v );
    }
    return ret;
}

KSGSFunktion *KSGSLeser::buildFunktion( KSGSLeseFunktion *zLF, KSGSCompKlassTable *zKT, KSGSCompFuncTable *zFT, KSGSCompVarTable *zVT, const char *klassName )
{
    KSGSCompFuncTable *ft = zFT;
    if( klassName )
        ft = &zKT->get( klassName )->funcs;
    if( !ft->hat( zLF->name ) )
    {
        error( 10, {}, zObj );
        return 0;
    }
    KSGSFunktion *ret = new KSGSFunktion( ft->get( zLF->name )->id, ft->get( zLF->name )->sichtbar, zKT->get( (char *)zLF->typ )->id );
    ret->setName( zLF->name );
    int anz = zLF->parameter.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
    {
        KSGSVariableDef *v = compileVariable( zLF->parameter.get( i ), zKT, i );
        if( !v )
        {
            ret->release();
            return 0;
        }
        v->sichtbar = 3;
        ret->addParameter( v );
        auto tmp = zKT->get( (char *)zLF->parameter.get( i )->typ );
        if( !tmp )
        {
            error( 11, { zLF->debug.datei, Text() += zLF->debug.zeile, zLF->parameter.get( i )->typ, zLF->parameter.get( i )->name }, zObj );
            return 0;
        }
        ft->get( zLF->name )->vars.addVariable( zLF->parameter.get( i )->name, new KSGSCompileVariable( tmp->id, 3 ) );
    }
    anz = zLF->befehle.getEintragAnzahl();
    for( int i = 0; i < anz; i++ )
    {
        KSGSBefehl *b = buildBefehl( zLF->befehle.get( i ), zKT, zFT, zVT, klassName, zLF->name );
        if( !b )
        {
            ret->release();
            return 0;
        }
        ret->addBefehl( b );
    }
    return ret;
}

KSGSBefehl *KSGSLeser::buildBefehl( KSGSLeseBefehl *zLB, KSGSCompKlassTable *zKT, KSGSCompFuncTable *zFT, KSGSCompVarTable *zVT, const char *klassName, const char *funktionName )
{
    KSGSBefehl *ret = 0;
    zLB->befehl.setSuchGrenzen( '(', ')' );
    removeKlammer( &zLB->befehl );
    switch( zLB->typ )
    {
    case 0: // call oder operator
        if( 1 )
        {
            if( hatOperator( &zLB->befehl ) >= 0 )
                ret = new KSGSOperatorBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
            else
                ret = new KSGSCallBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
        }
        break;
    case 3: // var
        ret = new KSGSVariableBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    case 6: // if
        ret = new KSGSIfBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    case 7: // for
        ret = new KSGSForBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    case 8: // while
        ret = new KSGSWhileBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    case 9: // return
        ret = new KSGSReturnBefehl( zObj, zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    case 10: // break
        ret = new KSGSBreakBefehl( zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    case 11: // continue
        ret = new KSGSContinueBefehl( zLB, zKT, zFT, zVT, klassName, funktionName );
        break;
    }
    if( !ret )
        error( 13, { zLB->debug.datei, Text() += zLB->debug.zeile, zLB->befehl }, zObj );
    if( ret && ret->hatFehler() )
        ret = (KSGSBefehl *)ret->release();
    return ret;
}

// nicht constant
bool KSGSLeser::laden()
{
    delete dat;
    dat = new KSGSLeseScript();
    bool ok = ladeDatei();
    return ok;
}

bool KSGSLeser::compile( RCArray< KSGSKlasse > *klassen, RCArray< KSGSFunktion > *funktionen, Array< KSGSVariableDef * > *variablen )
{
    // Klassen Tabelle
    KSGSCompKlassTable *klassT = new KSGSCompKlassTable();
    int kAnz = dat->klassen.getEintragAnzahl();
    for( int i = 0; i < kAnz; i++ )
    {
        if( !klassT->addKlasse( dat->klassen.get( i )->name, new KSGSCompileKlasse() ) )
        {
            error( 7, { dat->klassen.get( i )->debug.datei, Text() += dat->klassen.get( i )->debug.zeile, dat->klassen.get( i )->name }, zObj );
            klassT->release();
            return 0;
        }
    }
    // Funktions Tabelle
    KSGSCompFuncTable *funcT = new KSGSCompFuncTable();
    funcT->addFunktion( "Rückruf", new KSGSCompileFunktion( KSGS_VOID, 0, {} ) );
    int fAnz = dat->funktionen.getEintragAnzahl();
    for( int i = 0; i < fAnz; i++ )
    {
        if( !compileFunktion( dat->funktionen.get( i ), klassT, funcT ) )
        {
            error( 8, { dat->funktionen.get( i )->debug.datei, Text() += dat->funktionen.get( i )->debug.zeile, dat->funktionen.get( i )->name }, zObj );
            klassT->release();
            funcT->release();
            return 0;
        }
        if( dat->funktionen.get( i )->name.istGleich( "start" ) )
            mainFuncId = funcT->get( "start" )->id;
        if( dat->funktionen.get( i )->name.istGleich( "maus" ) )
            mausFuncId = funcT->get( "maus" )->id;
        if( dat->funktionen.get( i )->name.istGleich( "tastatur" ) )
            tastaturFuncId = funcT->get( "tastatur" )->id;
        if( dat->funktionen.get( i )->name.istGleich( "tick" ) )
            tickFuncId = funcT->get( "tick" )->id;
        if( dat->funktionen.get( i )->name.istGleich( "render" ) )
            renderFuncId = funcT->get( "render" )->id;
    }
    // Variablen Tabelle
    KSGSCompVarTable *varT = new KSGSCompVarTable();
    int vAnz = dat->variablen.getEintragAnzahl();
    for( int i = 0; i < vAnz; i++ )
    {
        auto tmp = klassT->get( (char *)dat->variablen.get( i )->typ );
        if( !tmp )
        {
            error( 11, { dat->variablen.get( i )->debug.datei, Text() += dat->variablen.get( i )->debug.zeile, dat->variablen.get( i )->typ, dat->variablen.get( i )->name }, zObj );
            return 0;
        }
        if( !varT->addVariable( dat->variablen.get( i )->name, new KSGSCompileVariable( klassT->get( (char *)dat->variablen.get( i )->typ )->id, 0 ) ) )
        {
            error( 9, { dat->variablen.get( i )->debug.datei, Text() += dat->variablen.get( i )->debug.zeile, dat->variablen.get( i )->name }, zObj );
            klassT->release();
            funcT->release();
            varT->release();
            return 0;
        }
    }
    for( int i = 0; i < kAnz; i++ )
    {
        if( !compileKlasse( dat->klassen.get( i ), klassT ) )
        {
            klassT->release();
            funcT->release();
            varT->release();
            return 0;
        }
    }
    for( int i = 0; i < vAnz; i++ )
    {
        KSGSVariableDef *k = compileVariable( dat->variablen.get( i ), klassT, i );
        if( !k )
        {
            int anz = variablen->getEintragAnzahl();
            for( int i = 0; i < anz; i++ )
                delete variablen->get( i );
            variablen->leeren();
            klassT->release();
            funcT->release();
            varT->release();
            return 0;
        }
        variablen->add( k );
    }
    for( int i = 0; i < kAnz; i++ )
    {
        KSGSKlasse *k = buildKlasse( dat->klassen.get( i ), klassT, funcT, varT );
        if( !k )
        {
            klassen->leeren();
            variablen->leeren();
            klassT->release();
            funcT->release();
            varT->release();
            return 0;
        }
        klassen->add( k );
    }
    funktionen->add( new KSGSCallbackFunktion() );
    for( int i = 0; i < fAnz; i++ )
    {
        KSGSFunktion *f = buildFunktion( dat->funktionen.get( i ), klassT, funcT, varT );
        if( !f )
        {
            klassen->leeren();
            funktionen->leeren();
            variablen->leeren();
            klassT->release();
            funcT->release();
            varT->release();
            return 0;
        }
        funktionen->add( f );
    }
    klassT->release();
    funcT->release();
    varT->release();
    return 1;
}

// constant
int KSGSLeser::getMainFuncId() const
{
    return mainFuncId;
}

int KSGSLeser::getMausFuncId() const
{
    return mausFuncId;
}

int KSGSLeser::getTastaturFuncId() const
{
    return tastaturFuncId;
}

int KSGSLeser::getTickFuncId() const
{
    return tickFuncId;
}

int KSGSLeser::getRenderFuncId() const
{
    return renderFuncId;
}