if (fe->font->info->filetype == TRUETYPE) {
object *cidfont = new_object(&olist);
object *cmap = new_object(&olist);
+ unsigned short ranges[256];
+ unsigned startidx, nranges, nchars;
+ int start;
+
objtext(font, "/Subtype/Type0\n/Encoding ");
objtext(cmap, "<</Type/CMap\n/CMapName/");
objtext(cmap, fe->name);
objstream(cmap, " def/CMapType 0 def/WMode 0 def\n");
objstream(cmap, "1 begincodespacerange<00><FF>"
"endcodespacerange\n");
+ start = -1; nranges = nchars = 0;
for (i = 0; i < 256; i++) {
- char buf[20];
+ unsigned idx;
+
+ ranges[i] = 0;
if (fe->vector[i] == NOGLYPH)
continue;
- objstream(cmap, "1 begincidchar");
- sprintf(buf, "<%02X>", i);
+ idx = sfnt_glyphtoindex(fe->font->info->fontfile,
+ fe->vector[i]);
+ if (start >= 0 && idx - startidx == i - start) {
+ if (ranges[start] == 1) {
+ nranges++; nchars--;
+ }
+ ranges[start] = i - start + 1;
+ } else {
+ ranges[i] = 1;
+ start = i;
+ startidx = idx;
+ nchars++;
+ }
+ }
+ i = 0;
+ while (nranges) {
+ unsigned blk = nranges > 100 ? 100 : nranges;
+ nranges -= blk;
+ sprintf(buf, "%u ", blk);
objstream(cmap, buf);
- sprintf(buf, "%hu", sfnt_glyphtoindex(fe->font->info->fontfile,
- fe->vector[i]));
+ objstream(cmap, "begincidrange\n");
+ while (blk) {
+ if (ranges[i] > 1) {
+ sprintf(buf, "<%02X>", i);
+ objstream(cmap, buf);
+ sprintf(buf, "<%02X>", i + ranges[i] - 1);
+ objstream(cmap, buf);
+ sprintf(buf, "%hu\n",
+ sfnt_glyphtoindex(fe->font->info->fontfile,
+ fe->vector[i]));
+ objstream(cmap, buf);
+ blk--;
+ }
+ i++;
+ }
+ objstream(cmap, "endcidrange\n");
+ }
+ i = 0;
+ while (nchars) {
+ unsigned blk = nchars > 100 ? 100 : nchars;
+ nchars -= blk;
+ sprintf(buf, "%u ", blk);
objstream(cmap, buf);
- objstream(cmap, " endcidchar\n");
+ objstream(cmap, "begincidchar\n");
+ while (blk) {
+ if (ranges[i] == 1) {
+ sprintf(buf, "<%02X>", i);
+ objstream(cmap, buf);
+ sprintf(buf, "%hu\n",
+ sfnt_glyphtoindex(fe->font->info->fontfile,
+ fe->vector[i]));
+ objstream(cmap, buf);
+ blk--;
+ }
+ i++;
+ }
+ objstream(cmap, "endcidchar\n");
}
objstream(cmap, "endcmap CMapName currentdict /CMap "
"defineresource pop end end\n%%EndResource\n%%EOF\n");
+
objref(font, cmap);
objtext(font, "\n/DescendantFonts[");
objref(font, cidfont);