diff options
| -rw-r--r-- | luaotfload.dtx | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/luaotfload.dtx b/luaotfload.dtx index 2be5db8..a593b4e 100644 --- a/luaotfload.dtx +++ b/luaotfload.dtx @@ -570,19 +570,21 @@ luaotfload.loadmodule('font-clr.lua') local function def_font(...) local fontdata = fonts.define.read(...) if fontdata then + local capheight local units = fontdata.units local size = fontdata.size local otfdata = fontdata.shared.otfdata - local capheight = otfdata.pfminfo.os2_capheight - - local dimen8 = capheight/units*size - - if capheight <= 0 then - dimen8 = fontdata.characters[string.byte("X")].height + if otfdata.pfminfo.os2_capheight > 0 then + capheight = otfdata.pfminfo.os2_capheight/units*size + else + if fontdata.characters[string.byte("X")] then + capheight = fontdata.characters[string.byte("X")].height + else + capheight = otfdata.metadata.ascent/units*size + end end - - fontdata.parameters[8] = dimen8 + fontdata.parameters[8] = capheight end return fontdata end |