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#include "qlatincodec_p.h"

#include "qlist.h"

#ifndef QT_NO_TEXTCODEC

QT_BEGIN_NAMESPACE

QLatin1Codec::~QLatin1Codec()

{

}

QString QLatin1Codec::convertToUnicode(const char *chars, int len, ConverterState *) const

{

    if (chars == 0)

        return QString();

    return QString::fromLatin1(chars, len);

}

QByteArray QLatin1Codec::convertFromUnicode(const QChar *ch, int len, ConverterState *state) const

{

    const char replacement = (state && state->flags & ConvertInvalidToNull) ? 0 : '?';

    QByteArray r(len, Qt::Uninitialized);

    char *d = r.data();

    int invalid = 0;

    for (int i = 0; i < len; ++i) {

        if (ch[i] > 0xff) {

            d[i] = replacement;

            ++invalid;

        } else {

            d[i] = (char)ch[i].cell();

        }

    }

    if (state) {

        state->invalidChars += invalid;

    }

    return r;

}

QByteArray QLatin1Codec::name() const

{

    return "ISO-8859-1";

}

QList<QByteArray> QLatin1Codec::aliases() const

{

    QList<QByteArray> list;

    list << "latin1"

         << "CP819"

         << "IBM819"

         << "iso-ir-100"

         << "csISOLatin1";

    return list;

}

int QLatin1Codec::mibEnum() const

{

    return 4;

}

QLatin15Codec::~QLatin15Codec()

{

}

QString QLatin15Codec::convertToUnicode(const char* chars, int len, ConverterState *) const

{

    if (chars == 0)

        return QString();

    QString str = QString::fromLatin1(chars, len);

    QChar *uc = str.data();

    while(len--) {

        switch(uc->unicode()) {

            case 0xa4:

                *uc = 0x20ac;

                break;

            case 0xa6:

                *uc = 0x0160;

                break;

            case 0xa8:

                *uc = 0x0161;

                break;

            case 0xb4:

                *uc = 0x017d;

                break;

            case 0xb8:

                *uc = 0x017e;

                break;

            case 0xbc:

                *uc = 0x0152;

                break;

            case 0xbd:

                *uc = 0x0153;

                break;

            case 0xbe:

                *uc = 0x0178;

                break;

            default:

                break;

        }

        uc++;

    }

    return str;

}

QByteArray QLatin15Codec::convertFromUnicode(const QChar *in, int length, ConverterState *state) const

{

    const char replacement = (state && state->flags & ConvertInvalidToNull) ? 0 : '?';

    QByteArray r(length, Qt::Uninitialized);

    char *d = r.data();

    int invalid = 0;

    for (int i = 0; i < length; ++i) {

        uchar c;

        ushort uc = in[i].unicode();

        if (uc < 0x0100) {

            if (uc > 0xa3) {

                switch(uc) {

                case 0xa4:

                case 0xa6:

                case 0xa8:

                case 0xb4:

                case 0xb8:

                case 0xbc:

                case 0xbd:

                case 0xbe:

                    c = replacement;

                    ++invalid;

                    break;

                default:

                    c = (unsigned char) uc;

                    break;

                }

            } else {

                c = (unsigned char) uc;

            }

        } else {

            if (uc == 0x20ac)

                c = 0xa4;

            else if ((uc & 0xff00) == 0x0100) {

                switch(uc) {

                case 0x0160:

                    c = 0xa6;

                    break;

                case 0x0161:

                    c = 0xa8;

                    break;

                case 0x017d:

                    c = 0xb4;

                    break;

                case 0x017e:

                    c = 0xb8;

                    break;

                case 0x0152:

                    c = 0xbc;

                    break;

                case 0x0153:

                    c = 0xbd;

                    break;

                case 0x0178:

                    c = 0xbe;

                    break;

                default:

                    c = replacement;

                    ++invalid;

                }

            } else {

                c = replacement;

                ++invalid;

            }

        }

        d[i] = (char)c;

    }

    if (state) {

        state->remainingChars = 0;

        state->invalidChars += invalid;

    }

    return r;

}

QByteArray QLatin15Codec::name() const

{

    return "ISO-8859-15";

}

QList<QByteArray> QLatin15Codec::aliases() const

{

    QList<QByteArray> list;

    list << "latin9";

    return list;

}

int QLatin15Codec::mibEnum() const

{

    return 111;

}

QT_END_NAMESPACE

#endif // QT_NO_TEXTCODEC