diff options
Diffstat (limited to 'tex/context/base/mkxl/math-act.lmt')
| -rw-r--r-- | tex/context/base/mkxl/math-act.lmt | 50 |
1 files changed, 39 insertions, 11 deletions
diff --git a/tex/context/base/mkxl/math-act.lmt b/tex/context/base/mkxl/math-act.lmt index 14c0a94ce..4f12bf92e 100644 --- a/tex/context/base/mkxl/math-act.lmt +++ b/tex/context/base/mkxl/math-act.lmt @@ -1746,12 +1746,21 @@ do local method = entry[2] local fraction = entry[3] local width = 0 - if how == "c" then - width = characters[fraction].width -- char - elseif how == "s" then - width = fraction * parameters.space -- space + local height = 0 + -- local depth = 0 + if method == "c" then + local template = characters[fraction] + width = template.width + height = template.height + -- depth = template.depth + elseif method == "s" then + width = fraction * parameters.space -- space + height = 0 + -- depth = 0 else width = fraction * parameters.quad -- quad + height = 0 + -- depth = 0 end if trace_tweaking then report_tweak("setting width of %U to %p",target,original,unicode,width) @@ -1759,6 +1768,8 @@ do characters[unicode] = { width = width, -- advance = width, + height = height, + -- depth = depth, unicode = unicode, commands = { -- { "slot", 0, 32 }, @@ -1990,10 +2001,12 @@ do -- radicals and actuarians are never seen together. We could also have a smaller -- extender. + local nps = fonts.helpers.newprivateslot + local radical <const> = 0x0221A - local actuarian <const> = 0x020E7 - local nairautca <const> = 0xFE942 - local placehold <const> = 0xFE943 + local actuarian <const> = nps("delimited right annuity") -- 0x020E7 + local nairautca <const> = nps("delimited left annuity" ) + local placehold <const> = nps("delimited ghost annuity") function mathtweaks.addactuarian(target,original,parameters) local characters = target.characters @@ -2004,6 +2017,21 @@ do local basedepth = basechar.depth local basetotal = baseheight + basedepth local used = baseheight + -- + characters[0x020E7] = { + width = 6*linewidth, + height = baseheight, + depth = basedepth, + unicode = actuarian, + callback = "devirtualize", + commands = { + upcommand[baseheight-4*linewidth], + { "rule", linewidth, 4*linewidth }, + downcommand[basetotal/2-linewidth], + { "rule", basetotal/2, linewidth }, + }, + } + -- characters[actuarian] = { width = 2*linewidth, height = baseheight, @@ -2086,12 +2114,12 @@ do -- todo: make callback because we can delay it but then we need to stack -- callbacks - -- todo: use named privates for snippets + local nps = fonts.helpers.newprivateslot local list = { - { 0x302, 0xFE944, 0xFE945 }, - { 0x303, 0xFE946, 0xFE947 }, - { 0x30C, 0xFE948, 0xFE949 }, + { 0x302, nps("delimited right hat" ), nps("delimited ghost hat" ) }, + { 0x303, nps("delimited right tilde"), nps("delimited ghost tilde") }, + { 0x30C, nps("delimited right check"), nps("delimited ghost check") }, } function mathtweaks.addfourier(target,original,parameters) |