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rtfhtml.cpp

/***************************************************************************
                          rtfhtml.cpp  -  description
                             -------------------
    begin                : Wed Oct 13 1999
    copyright            : (C) 1999 by The team of BibleTime
    email                : info@bibletime.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <stdlib.h>
#include <string.h>
#include <rtfhtml.h>


RTFHTML::RTFHTML() {

}


char RTFHTML::ProcessText(char *text, int maxlen, const SWKey *key, const SWModule *module)
{
        char *to, *from;
        int len;
        bool center = false;

        len = strlen(text) + 1;                                         // shift string to right of buffer
        if (len < maxlen) {
                memmove(&text[maxlen - len], text, len);
                from = &text[maxlen - len];
        }
        else    from = text;                                                    // -------------------------------
        for (to = text; *from; from++) {
                if (*from == '\\') // a RTF command
                {
                        if ((from[1] == 'p') && (from[2] == 'a') && (from[3] == 'r') && (from[4] == 'd'))
                        { // switch all modifier off
                                if (center)
                                {
                                        *to++ = '<';
                                        *to++ = '/';
                                        *to++ = 'C';
                                        *to++ = 'E';
                                        *to++ = 'N';
                                        *to++ = 'T';
                                        *to++ = 'E';
                                        *to++ = 'R';
                                        *to++ = '>';
                                        center = false;
                                }
                                from += 4;
                                continue;
                        }
                        if ((from[1] == 'p') && (from[2] == 'a') && (from[3] == 'r'))
                        {
                                *to++ = '<';
                                *to++ = 'P';
                                *to++ = '>';
                                *to++ = '\n';
                                from += 3;
                                continue;
                        }
                        if (from[1] == ' ')
                        {
                                from += 1;
                                continue;
                        }
                        if ((from[1] == 'q') && (from[2] == 'c')) // center on
                        {
                                if (!center)
                                {
                                        *to++ = '<';
                                        *to++ = 'C';
                                        *to++ = 'E';
                                        *to++ = 'N';
                                        *to++ = 'T';
                                        *to++ = 'E';
                                        *to++ = 'R';
                                        *to++ = '>';
                                        center = true;
                                }
                                from += 2;
                                continue;
                        }
                }

                *to++ = *from;
        }
        *to++ = 0;
        *to = 0;
        return 0;
}

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