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|
*** filter.c Fri Aug 5 18:44:21 1994
--- filter.c.new Wed Aug 31 18:31:47 1994
***************
*** 1937,1939 ****
--- 1937,2340 ----
fflush(stdout);
}
+
+
+ #ifdef BWC
+ #ifdef NODEF
+ /*-*/
+ #include <stdio.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+ #include <sys/file.h>
+ struct stat buf;
+ char *malloc();
+ char *glyph2richtext();
+ int convert2graph();
+ #endif
+
+ char *glyph2richtext();
+
+
+ char *gf_glyph2richtext(f, c, flg)
+ FILTER_S *f;
+ int c, flg;
+ {
+ char *line, *p;
+ if(flg == GF_RESET){
+ f->linep = f->line = (char *)fs_get(1000 * sizeof(char ));
+
+ } else if(flg == GF_DATA) {
+ if(c == '\n' && *(f->linep - 1) == '\r'){
+ *(f->linep)++ = '\n'; /* Tie of line */
+ *(f->linep) = '\0'; /* Tie of line */
+ line = glyph2richtext(f->line);
+ for(p = line; *p; p++)
+ (*f->next->f)(f->next, *p, GF_DATA);
+ fs_give((void **)&line);
+ f->linep = f->line;
+ } else {
+ *(f->linep)++ = c;
+ }
+ } else if(flg == GF_EOD) {
+ *(f->linep) = '\0'; /* Tie of line */
+ line = glyph2richtext(f->line);
+ for(p = line; *p; p++)
+ (*f->next->f)(f->next, *p, GF_DATA);
+ fs_give((void **)&line);
+ f->linep = f->line;
+
+ fs_give((void **)&(f->line));
+ (*f->next->f)(f->next, 0 , GF_EOD);
+ }
+ }
+
+
+ char *glyph2richtext(textin)
+ char *textin;
+ {
+ register char *p, *textout;
+ int stack=10, underline=0, bold=0, graphics=0,i=0,two_underline=0 ;
+ int memory_aloc=0;
+ char stack_str[10][20];
+
+ memory_aloc = max(strlen(textin)*8, 80);
+ textout = malloc(memory_aloc+1);
+ *textout = '\0';
+ dprint(9, (debugfile, "GLYPH2RICH strlen: %d allocated: %d\n",
+ strlen(textin), memory_aloc + 1));
+
+ while (stack--) stack_str[stack][0] = '\0'; /*Initialize the array */
+ stack=0;
+
+ for(p=textout; *textin;){ /*everything is done in the loop */
+
+ if ((p -textout) >(memory_aloc -200)){ /*allocate more memory before */
+ realloc(textout,(memory_aloc +=1024)); /*we ran out of it */
+ dprint(9, (debugfile, "GLYPH2RICH left: %d reallocated: %d\n",
+ p - textout, memory_aloc));
+ }
+
+ /*======= THE LINE AND PAGE BREAKS =======*/
+ if(*textin == '\r' && *(textin+1)=='\n'){ /*---- LINE BREAK -----*/
+ while (stack--){ /*End attributes*/
+ sprintf(p, "</%s>", stack_str[stack]);
+ p += strlen(p);
+ stack_str[stack][0] = '\0';
+ }
+ if(two_underline) { /* In case '_' occurred near end of line */
+ strcpy(p, "<\\underline>");
+ p += strlen(p);
+ }
+
+ strcpy(p,"\r\n\r\n"); /*Add richtext newline */
+ p += strlen(p);
+ textin += 2;
+
+ stack=underline=bold=graphics=two_underline=0;
+ continue;
+ }
+
+ if( *textin == '{' && /*-------- PAGE BREAK --------*/
+ *(textin+1) == '~'){
+ strcpy(p,"<np>");
+ p += strlen(p);
+ textin +=2;
+ continue;
+ }
+
+ /*==================== ATTRIBUTES ===============*/
+
+ if(*textin == '_'){ /*------next two characters are underlined-----*/
+ if(underline){
+ *textin++; /*skip if already underlined*/
+ } else {
+ two_underline=2;
+ strcpy(p,"<underline>");
+ p += strlen(p);
+ *textin++;
+ }
+ continue;
+ }
+
+ if( *textin == '{' &&
+ *(textin+1) == '\\'){ /*Some type of attribute found*/
+ textin += 2;
+
+ while (stack--){ /*End previous attributes*/
+ sprintf(p, "</%s>", stack_str[stack]);
+ p += strlen(p);
+ stack_str[stack][0] = '\0';
+ }
+
+ stack=underline=bold=0;
+ if ( (*textin - 0x20) & 0x01){
+ strcpy(stack_str[stack++],"bold"); /*bold*/
+ bold=1;
+ }
+ if (((*textin - 0x20) >> 1) & 0x01){ /*underline*/
+ strcpy(stack_str[stack++],"underline");
+ underline=1;
+ }
+ if (((*textin - 0x20) >> 2) & 0x01){ /*blinking*/
+ if(bold) strcpy(stack_str[stack++],"superscript");
+ else if (underline) strcpy(stack_str[stack++],"subscript");
+ else strcpy(stack_str[stack++],"no-op"); /*can't do blinking alone!*/
+ }
+ if (((*textin - 0x20) >> 3) & 0x01){ /*reverse video*/
+ strcat(stack_str[stack++],"italic"); /*Italic on paper*/
+ }
+ if (((*textin - 0x20) >> 4) & 0x01){ /*graphics*/
+ graphics=1;
+ } else graphics=0;
+
+
+ for(i=0; i<stack; i++){ /*write the staring attributes*/
+ sprintf(p, "<%s>", stack_str[i]);
+ p += strlen(p);
+ }
+ textin++;
+ continue;
+ }
+
+ /*========== SPECIAL CHARACTERS ===========*/
+ if(two_underline){
+ /* Time to turn off underline? */
+ if(--two_underline ==0 && underline == 0){
+ strcpy(p,"</underline>");
+ p += strlen(p);
+ }
+ }
+
+ if(*textin == '<'){
+ /*add richtext smaller sign */
+ strcpy(p,"<lt>");
+ p += strlen(p);
+ *textin++;
+
+ } else if(graphics){ /*convert graphics */
+ if ( *textin == 'j' ||
+ *textin == 'k' ||
+ *textin == 'l' ||
+ *textin == 'm' ||
+ *textin == 'n' ||
+ *textin == 't' ||
+ *textin == 'u' ||
+ *textin == 'v' ||
+ *textin == 'w' ) { *p = '+'; *textin++;}
+ else if ( *textin == 'q' ) { *p = '-'; *textin++;}
+ else if ( *textin == 'x' ) { *p = '|'; *textin++;}
+ else *p= *textin++;
+ p++;
+ } else if(*textin == '^'){ /* Accent (similar to \a notation)*/
+ textin++;
+ if (*textin == 'A' ){*p='\301'; textin++;}
+ else if(*textin == 'E' ){*p='\311'; textin++;}
+ else if(*textin == 'I' ){*p='\315'; textin++;}
+ else if(*textin == 'O' ){*p='\323'; textin++;}
+ else if(*textin == 'U' ){*p='\332'; textin++;}
+ else if(*textin == 'a' ){*p='\341'; textin++;}
+ else if(*textin == 'e' ){*p='\351'; textin++;}
+ else if(*textin == 'i' ){*p='\355'; textin++;}
+ else if(*textin == 'o' ){*p='\363'; textin++;}
+ else if(*textin == 'u' ){*p='\372'; textin++;}
+ else *p= '^';
+ *++p = '\0';
+
+ } else if(*textin == '|') { /* Dot under letter */
+ textin++;
+ switch(*textin) {
+ case 'd':
+ case 'D':
+ case 's':
+ case 'S':
+ case 'T':
+ case 't':
+ case 'Z':
+ case 'z':
+ *p = *textin++; break;
+ default:
+ *p = '|'; break;
+ }
+ *++p = '\0';
+
+ } else if( *textin == '\\'){ /* Decode \ notation for 8 bit chars */
+ switch(*(textin+1)){
+ case '@':
+ *p = '@'; textin+=2; /* *textin++;*textin++; */
+ break;
+ case '\\': /* back slash*/
+ *p = '\\'; textin+=2;
+ break;
+ case '!': /* reverse exclaimation */
+ *p = '\241'; textin+=2;
+ break;
+ case '#': /* superscript 1 2 3 */
+ if (*(textin+2) == '1' ){*p='\271'; textin += 3;}
+ else if(*(textin+2) == '2' ){*p='\262'; textin += 3;}
+ else if(*(textin+2) == '3' ){*p='\263'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case '$': /* cent*/
+ *p = '\242'; textin+=2;
+ break;
+ case '&': /* ligature*/
+ *p = '\247'; textin+=2;
+ break;
+ case '*': /* crossed o*/
+ *p = '\250'; textin+=2;
+ break;
+ case '-': /* minus*/
+ *p = '-'; textin+=2;
+ break;
+ case '.': /* degree*/
+ *p = '\260'; textin+=2;
+ break;
+ case '/': /* o slashed*/
+ if (*(textin+2) == 'O' ){*p='\330'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\370'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case '<': /* double <*/
+ *p = '\253'; textin+=2;
+ break;
+ case 'n': /* back quote (ayn)*/
+ *p = '`'; textin+=2;
+ break;
+ case '>': /* double >*/
+ *p = '\273'; textin+=2;
+ break;
+ case '=': /* ligature*/
+ if (*(textin+2) == 'A' &&
+ *(textin+3) == 'E' ) {*p='\306'; *(textin+=4);}
+ else if(*(textin+2) == 'O' &&
+ *(textin+3) == 'E' ) {*p='\327'; *(textin+=4);}
+ else if(*(textin+2) == 'a' &&
+ *(textin+3) == 'e' ) {*p='\346'; *(textin+=4);}
+ else if(*(textin+2) == 'o' &&
+ *(textin+3) == 'e' ) {*p='\367'; *(textin+=4);}
+
+ else *p= *textin++;
+ break;
+ case '?': /* reverse question mark*/
+ *p = '\277'; textin+=2;
+ break;
+ case 'B': /* german SS (B)*/
+ *p = '\337'; textin+=2;
+ break;
+ case 'C': /* underlined a & o */
+ if (*(textin+2) == 'a' ){*p='\252'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\272'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'H': /* One half (1/2) */
+ *p = '\275'; textin+=2;
+ break;
+ case 'P': /* paragrph marker */
+ *p = '\266'; textin+=2;
+ break;
+ case 'Q': /* One quarter (1/4)*/
+ *p = '\274'; textin+=2;
+ break;
+ case 'U': /* greek mu */
+ *p = '\265'; textin+=2;
+ break;
+ case 'Y': /* Yen */
+ *p = '\245'; textin+=2;
+ break;
+ case 'a': /* Accent*/
+ if (*(textin+2) == 'A' ){*p='\301'; textin += 3;}
+ else if(*(textin+2) == 'E' ){*p='\311'; textin += 3;}
+ else if(*(textin+2) == 'I' ){*p='\315'; textin += 3;}
+ else if(*(textin+2) == 'O' ){*p='\323'; textin += 3;}
+ else if(*(textin+2) == 'U' ){*p='\332'; textin += 3;}
+ else if(*(textin+2) == 'a' ){*p='\341'; textin += 3;}
+ else if(*(textin+2) == 'e' ){*p='\351'; textin += 3;}
+ else if(*(textin+2) == 'i' ){*p='\355'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\363'; textin += 3;}
+ else if(*(textin+2) == 'u' ){*p='\372'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'c': /* C cedilla*/
+ if (*(textin+2) == 'C' ){*p='\307'; textin += 3;}
+ else if(*(textin+2) == 'c' ){*p='\347'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'g': /* Grave */
+ if (*(textin+2) == 'A' ){*p='\300'; textin += 3;}
+ else if(*(textin+2) == 'E' ){*p='\310'; textin += 3;}
+ else if(*(textin+2) == 'I' ){*p='\314'; textin += 3;}
+ else if(*(textin+2) == 'O' ){*p='\322'; textin += 3;}
+ else if(*(textin+2) == 'U' ){*p='\331'; textin += 3;}
+ else if(*(textin+2) == 'a' ){*p='\340'; textin += 3;}
+ else if(*(textin+2) == 'e' ){*p='\350'; textin += 3;}
+ else if(*(textin+2) == 'i' ){*p='\354'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\362'; textin += 3;}
+ else if(*(textin+2) == 'u' ){*p='\371'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'm': /* A angstrom*/
+ if (*(textin+2) == 'A' ){*p='\305'; textin += 3;}
+ else if(*(textin+2) == 'a' ){*p='\345'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'p': /* pound sterling */
+ *p = '\243'; textin+=2;
+ break;
+ case 's': /* solidus */
+ *p = '\267'; textin+=2;
+ break;
+ case 't': /* Tilda */
+ if (*(textin+2) == 'A' ){*p='\303'; textin += 3;}
+ else if(*(textin+2) == 'N' ){*p='\321'; textin += 3;}
+ else if(*(textin+2) == 'O' ){*p='\325'; textin += 3;}
+ else if(*(textin+2) == 'a' ){*p='\343'; textin += 3;}
+ else if(*(textin+2) == 'n' ){*p='\361'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\365'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'u': /* Umlaut */
+ if (*(textin+2) == 'A' ){*p='\304'; textin += 3;}
+ else if(*(textin+2) == 'E' ){*p='\313'; textin += 3;}
+ else if(*(textin+2) == 'I' ){*p='\317'; textin += 3;}
+ else if(*(textin+2) == 'O' ){*p='\326'; textin += 3;}
+ else if(*(textin+2) == 'U' ){*p='\334'; textin += 3;}
+ else if(*(textin+2) == 'Y' ){*p='\335'; textin += 3;}
+ else if(*(textin+2) == 'a' ){*p='\344'; textin += 3;}
+ else if(*(textin+2) == 'e' ){*p='\353'; textin += 3;}
+ else if(*(textin+2) == 'i' ){*p='\357'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\366'; textin += 3;}
+ else if(*(textin+2) == 'u' ){*p='\374'; textin += 3;}
+ else if(*(textin+2) == 'y' ){*p='\375'; textin += 3;}
+ else *p= *textin++;
+ break;
+ case 'x': /* Circumflex */
+ if (*(textin+2) == 'A' ){*p='\302'; textin += 3;}
+ else if(*(textin+2) == 'E' ){*p='\312'; textin += 3;}
+ else if(*(textin+2) == 'I' ){*p='\316'; textin += 3;}
+ else if(*(textin+2) == 'O' ){*p='\324'; textin += 3;}
+ else if(*(textin+2) == 'U' ){*p='\333'; textin += 3;}
+ else if(*(textin+2) == 'a' ){*p='\342'; textin += 3;}
+ else if(*(textin+2) == 'e' ){*p='\352'; textin += 3;}
+ else if(*(textin+2) == 'i' ){*p='\356'; textin += 3;}
+ else if(*(textin+2) == 'o' ){*p='\364'; textin += 3;}
+ else if(*(textin+2) == 'u' ){*p='\373'; textin += 3;}
+ else *p= *textin++;
+ break;
+ default:
+ textin +=2; /* Skip the \x and ignore it */
+ *p = *textin++; /* Copy third character in group */
+ break;
+ } /*End switch */
+ p++;
+ } else{
+ *p++ = *textin++; /* Finally a plain ordinary ASCII character */
+ }
+ } /* End for loop over string */
+
+ *p=0; /*end of string or file */
+
+ return textout;
+ }
+
+ #endif
+
|
