format-t09.c

/*! Reads a file with the given \a fileName and loads the data into \a pattern.
 *  Returns \c true if successful, otherwise returns \c false. */
static int readT09(EmbPattern* pattern, EmbFile* file, const char* fileName)
{
    unsigned char b[3];

    embFile_seek(file, 0x0C, SEEK_SET);

    while (embFile_read(b, 1, 3, file) == 3) {
        int stitchType = NORMAL;
        int b1 = b[0];
        int b2 = b[1];
        unsigned char commandByte = b[2];
        if (commandByte == 0x00) {
            embPattern_addStitchRel(pattern, 0, 0, END, 1);
            break;
        }
        if (commandByte & 0x10)
            stitchType = STOP;
        if (commandByte & 0x20)
            b1 = -b1;
        if (commandByte & 0x40)
            b2 = -b2;

        embPattern_addStitchRel(pattern, b2 / 10.0, b1 / 10.0, stitchType, 1);
    }

    return 1;
}

/*! Writes the data from \a pattern to a file with the given \a fileName.
 *  Returns \c true if successful, otherwise returns \c false. */
static int writeT09(EmbPattern* pattern, EmbFile* file, const char* fileName)
{
    return 0; /*TODO: finish writeT09 */
}