integer write_tounicode(char **glyph_names, char *name) { char buf[SMALL_BUF_SIZE], *p; static char builtin_suffix[] = "-builtin"; short range_size[257]; glyph_unicode_entry gtab[257]; integer objnum; int i, j; int bfchar_count, bfrange_count, subrange_count; assert(strlen(name) + strlen(builtin_suffix) < SMALL_BUF_SIZE); if (glyph_unicode_tree == NULL) { pdftex_warn("no GlyphToUnicode entry has been inserted yet!"); fixedgentounicode = 0; return 0; } strcpy(buf, name); if ((p = strrchr(buf, '.')) != NULL && strcmp(p, ".enc") == 0) *p = 0; /* strip ".enc" from encoding name */ else strcat(buf, builtin_suffix); /* ".enc" not present, this is a builtin encoding so the name is eg "cmr10-builtin" */ objnum = pdfnewobjnum(); pdfbegindict(objnum, 0); pdfbeginstream(); pdf_printf("%%!PS-Adobe-3.0 Resource-CMap\n" "%%%%DocumentNeededResources: ProcSet (CIDInit)\n" "%%%%IncludeResource: ProcSet (CIDInit)\n" "%%%%BeginResource: CMap (TeX-%s-0)\n" "%%%%Title: (TeX-%s-0 TeX %s 0)\n" "%%%%Version: 1.000\n" "%%%%EndComments\n" "/CIDInit /ProcSet findresource begin\n" "12 dict begin\n" "begincmap\n" "/CIDSystemInfo\n" "<< /Registry (TeX)\n" "/Ordering (%s)\n" "/Supplement 0\n" ">> def\n" "/CMapName /TeX-%s-0 def\n" "/CMapType 2 def\n" "1 begincodespacerange\n" "<00> <FF>\n" "endcodespacerange\n", buf, buf, buf, buf, buf); /* set gtab */ for (i = 0; i < 256; ++i) { gtab[i].code = UNI_UNDEF; set_glyph_unicode(glyph_names[i], >ab[i]); } gtab[256].code = UNI_UNDEF; /* set range_size */ for (i = 0; i < 256;) { if (gtab[i].code == UNI_STRING || gtab[i].code == UNI_EXTRA_STRING) { range_size[i] = 1; /* single entry */ i++; } else if (gtab[i].code == UNI_UNDEF) { range_size[i] = 0; /* no entry */ i++; } else { /* gtab[i].code >= 0 */ j = i; while (i < 256 && gtab[i + 1].code >= 0 && gtab[i].code + 1 == gtab[i + 1].code) i++; /* at this point i is the last entry of the subrange */ i++; /* move i to the next entry */ range_size[j] = i - j; } } /* calculate bfrange_count and bfchar_count */ bfrange_count = 0; bfchar_count = 0; for (i = 0; i < 256;) { if (range_size[i] == 1) { bfchar_count++; i++; } else if (range_size[i] > 1) { bfrange_count++; i += range_size[i]; } else i++; } /* write out bfrange */ i = 0; write_bfrange: if (bfrange_count > 100) subrange_count = 100; else subrange_count = bfrange_count; bfrange_count -= subrange_count; pdf_printf("%i beginbfrange\n", subrange_count); for (j = 0; j < subrange_count; j++) { while (range_size[i] <= 1 && i < 256) i++; assert(i < 256); pdf_printf("<%02X> <%02X> <%s>\n", i, i + range_size[i] - 1, utf16be_str(gtab[i].code)); i += range_size[i]; } pdf_printf("endbfrange\n"); if (bfrange_count > 0) goto write_bfrange; /* write out bfchar */ i = 0; write_bfchar: if (bfchar_count > 100) subrange_count = 100; else subrange_count = bfchar_count; bfchar_count -= subrange_count; pdf_printf("%i beginbfchar\n", subrange_count); for (j = 0; j < subrange_count; j++) { while (i < 256) { if (range_size[i] > 1) i += range_size[i]; else if (range_size[i] == 0) i++; else /* range_size[i] == 1 */ break; } assert(i < 256 && gtab[i].code != UNI_UNDEF); if (gtab[i].code == UNI_STRING || gtab[i].code == UNI_EXTRA_STRING) { assert(gtab[i].unicode_seq != NULL); pdf_printf("<%02X> <%s>\n", i, gtab[i].unicode_seq); } else pdf_printf("<%02X> <%s>\n", i, utf16be_str(gtab[i].code)); i++; } pdf_printf("endbfchar\n"); if (bfchar_count > 0) goto write_bfchar; /* free strings allocated by set_glyph_unicode() */ for (i = 0; i < 256; ++i) { if (gtab[i].code == UNI_EXTRA_STRING) xfree(gtab[i].unicode_seq); } pdf_printf("endcmap\n" "CMapName currentdict /CMap defineresource pop\n" "end\n" "end\n" "%%%%EndResource\n" "%%%%EOF\n"); pdfendstream(); return objnum; }
integer get_fontname(int i) { if (fm_tab[i].fn_objnum == 0) fm_tab[i].fn_objnum = pdfnewobjnum(); return fm_tab[i].fn_objnum; }