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| author | Hans Hagen <pragma@wxs.nl> | 2017-07-27 17:53:52 +0200 |
|---|---|---|
| committer | Context Git Mirror Bot <phg42.2a@gmail.com> | 2017-07-27 17:53:52 +0200 |
| commit | ab56ea38d2f4f5b521ef097bac92812f6070ef55 (patch) | |
| tree | e5f2ba9e66f1b1ef8f7b32f91aed0d744a14a0da /tex/context/base/mkiv/math-act.lua | |
| parent | f7bfb1deb04d4ad101dbabf4d635d33cd98aa0a1 (diff) | |
| download | context-ab56ea38d2f4f5b521ef097bac92812f6070ef55.tar.gz | |
2017-07-27 16:23:00
Diffstat (limited to 'tex/context/base/mkiv/math-act.lua')
| -rw-r--r-- | tex/context/base/mkiv/math-act.lua | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/tex/context/base/mkiv/math-act.lua b/tex/context/base/mkiv/math-act.lua index 68f2c5ce4..826669a3d 100644 --- a/tex/context/base/mkiv/math-act.lua +++ b/tex/context/base/mkiv/math-act.lua @@ -218,6 +218,8 @@ sequencers.appendaction("mathparameters","system","mathematics.overloadparameter sequencers.appendaction("beforecopyingcharacters","system","mathematics.tweakbeforecopyingfont") sequencers.appendaction("aftercopyingcharacters", "system","mathematics.tweakaftercopyingfont") +local virtualized = mathematics.virtualized + function mathematics.overloaddimensions(target,original,set) local goodies = target.goodies if goodies then @@ -235,11 +237,19 @@ function mathematics.overloaddimensions(target,original,set) local hfactor = parameters.hfactor local vfactor = parameters.vfactor local addprivate = fonts.helpers.addprivate -target.type = "virtual" -target.properties.virtualized = true + -- to be sure + target.type = "virtual" + target.properties.virtualized = true + -- local function overload(dimensions) for unicode, data in next, dimensions do local character = characters[unicode] + if not character then + local c = virtualized[unicode] + if c then + character = characters[c] + end + end if character then -- local width = data.width @@ -511,12 +521,14 @@ local function horizontalcode(family,unicode) end elseif kind == e_right then local charlist = data[3].horiz_variants - local right = charlist[#charlist] - roffset = abs((right["start"] or 0) - (right["end"] or 0)) + if charlist then + local right = charlist[#charlist] + roffset = abs((right["start"] or 0) - (right["end"] or 0)) + end elseif kind == e_horizontal then local charlist = data[3].horiz_variants if charlist then - local left = charlist[1] + local left = charlist[1] local right = charlist[#charlist] loffset = abs((left ["start"] or 0) - (left ["end"] or 0)) roffset = abs((right["start"] or 0) - (right["end"] or 0)) |