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| author | Context Git Mirror Bot <phg42.2a@gmail.com> | 2016-05-31 09:46:19 +0200 |
|---|---|---|
| committer | Context Git Mirror Bot <phg42.2a@gmail.com> | 2016-05-31 09:46:19 +0200 |
| commit | a274872832cdd1e71ce4b019858c61c5a77c6b98 (patch) | |
| tree | 31aac20468007968eb094db54e530a00a7fec5ff /tex/context/base/mkiv/typo-itc.lua | |
| parent | 66f653890a45d1275826d56798071a97468d88be (diff) | |
| download | context-a274872832cdd1e71ce4b019858c61c5a77c6b98.tar.gz | |
2016-05-31 09:07:00
Diffstat (limited to 'tex/context/base/mkiv/typo-itc.lua')
| -rw-r--r-- | tex/context/base/mkiv/typo-itc.lua | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/tex/context/base/mkiv/typo-itc.lua b/tex/context/base/mkiv/typo-itc.lua index a54098bdf..38d4968df 100644 --- a/tex/context/base/mkiv/typo-itc.lua +++ b/tex/context/base/mkiv/typo-itc.lua @@ -8,6 +8,7 @@ if not modules then modules = { } end modules ['typo-itc'] = { local trace_italics = false trackers.register("typesetters.italics", function(v) trace_italics = v end) + local report_italics = logs.reporter("nodes","italics") local threshold = 0.5 trackers.register("typesetters.threshold", function(v) threshold = v == true and 0.5 or tonumber(v) end) @@ -61,6 +62,7 @@ local fonthashes = fonts.hashes local fontdata = fonthashes.identifiers local italicsdata = fonthashes.italics local exheights = fonthashes.exheights +local chardata = fonthashes.characters local is_punctuation = characters.is_punctuation @@ -193,12 +195,37 @@ local function domath(head,current, done) else a = a + 100 end - if getfield(next,"height") < 1.25*ex then - if trace_italics then - report_italics("removing italic between math %C and punctuation %C",getchar(glyph),char) + local i = getfield(kern,"kern") + local f = getfont(glyph) + local c = getchar(glyph) + if getfield(next,"height") < 1.25*exheights[f] then + if i == 0 then + if trace_italics then + report_italics("%s italic %p between math %C and punctuation %C","ignoring",i,c,char) + end + else + if trace_italics then + report_italics("%s italic between math %C and punctuation %C","removing",i,c,char) + end + setfield(kern,"kern",0) -- or maybe a small value or half the ic + done = true + end + elseif i == 0 then + local d = chardata[f][c] + local i = d.italic + if i == 0 then + if trace_italics then + report_italics("%s italic %p between math %C and punctuation %C","ignoring",i,c,char) + end + else + setfield(kern,"kern",i) + if trace_italics then + report_italics("%s italic %p between math %C and punctuation %C","setting",i,c,char) + end + done = true end - setfield(kern,"kern",0) -- or maybe a small value or half the ic - done = true + elseif trace_italics then + report_italics("%s italic %p between math %C and punctuation %C","keeping",k,c,char) end end end |