diff options
Diffstat (limited to 'luaotfload-database.lua')
| -rw-r--r-- | luaotfload-database.lua | 74 |
1 files changed, 58 insertions, 16 deletions
diff --git a/luaotfload-database.lua b/luaotfload-database.lua index 98c5d3f..09106a5 100644 --- a/luaotfload-database.lua +++ b/luaotfload-database.lua @@ -1479,10 +1479,7 @@ local organize_styledata = function (fontname, return { -- see http://www.microsoft.com/typography/OTSPEC/features_pt.htm#size size = get_size_info (metadata), - weight = { - pfminfo.weight, -- integer (multiple of 100?) - sanitize_fontname (info.weight), -- style name - }, + weight = pfminfo.weight or 400, split = split_fontname (fontname), width = pfminfo.width, italicangle = metadata.italicangle, @@ -1601,8 +1598,7 @@ t1_fullinfo = function (filename, _subfont, location, basename, format) size = false, splitstyle = splitstyle, fontstyle_name = style ~= "" and style or weight, - weight = { metadata.pfminfo.weight, - weight }, + weight = metadata.pfminfo.weight or 400, italicangle = italicangle, } end @@ -2458,13 +2454,55 @@ local check_regular do local splitfontname = lpeg.splitat "-" - local choose_exact = function (field) - if italic_synonym [field] then + --[[doc-- + + Regarding the italic angle, only a small minority of fonts advertise + oblique shape despite having a zero angle. On my machine, these are + + + # /luaotfload-tool.lua --list=subfamily:italic --fields=italicangle,plainname | grep -e '\s0\s' | cut -f 2,3 + 0 Quattrocento Sans Italic + 0 Libre Baskerville Italic + 0 Cabin Italic + 0 PersianModern-Italic + 0 PersianModern-ItalicShadow + 0 PersianModern-ItalicOutline + 0 Alegreya SC Italic + 0 Alegreya Italic + 0 XB Niloofar Italic + 0 Bukyvede-Italic + + (Weirdly, some of those set a nonzero italic angle only for the + bold italic variant, while neglecting to do so for the oblique + shape with normal weight ...) + These outliers can be detected by checking the appropriate subfamily + etc. fields. + + --doc]]-- + + local choose_exact = function (field, weight, italicangle) + local i = false + local b = false + + if italicangle ~= 0 or italic_synonym [field] then + i = true + end + + if weight == 700 or field == "bold" then + b = true + end + + if field == "bolditalic" or field == "boldoblique" then + b = true + i = true + end + + if i and b then + return "bi" + elseif i then return "i" - elseif field == "bold" then + elseif b then return "b" - elseif field == "bolditalic" or field == "boldoblique" then - return "bi" end return false @@ -2473,16 +2511,18 @@ do pick_style = function (fontstyle_name, prefmodifiers, subfamily, - splitstyle) + splitstyle, + weight, + italicangle) local style if fontstyle_name then - style = choose_exact (fontstyle_name) + style = choose_exact (fontstyle_name, weight, italicangle) end if not style then if prefmodifiers then - style = choose_exact (prefmodifiers) + style = choose_exact (prefmodifiers, weight, italicangle) elseif subfamily then - style = choose_exact (subfamily) + style = choose_exact (subfamily, weight, italicangle) end end -- if not style and splitstyle then @@ -2628,7 +2668,9 @@ local collect_families = function (mappings) local modifier = pick_style (fontstyle_name, prefmodifiers, subfamily, - splitstyle) + splitstyle, + weight, + italicangle) if not modifier then --- regular, exact only modifier = check_regular (fontstyle_name, |