diff options
Diffstat (limited to 'tex/context/base/mkiv/lang-dis.lmt')
| -rw-r--r-- | tex/context/base/mkiv/lang-dis.lmt | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/tex/context/base/mkiv/lang-dis.lmt b/tex/context/base/mkiv/lang-dis.lmt deleted file mode 100644 index 263225691..000000000 --- a/tex/context/base/mkiv/lang-dis.lmt +++ /dev/null @@ -1,222 +0,0 @@ -if not modules then modules = { } end modules ['lang-dis'] = { - version = 1.001, - comment = "companion to lang-ini.mkiv", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -local concat = table.concat - -local tex = tex -local nodes = nodes - -local tasks = nodes.tasks -local nuts = nodes.nuts - -local enableaction = tasks.enableaction -local setaction = tasks.setaction - -local setfield = nuts.setfield -local getnext = nuts.getnext -local getprev = nuts.getprev -local getid = nuts.getid -local getattr = nuts.getattr -local getsubtype = nuts.getsubtype -local setsubtype = nuts.setsubtype -local getchar = nuts.getchar -local setchar = nuts.setchar -local getdisc = nuts.getdisc -local setdisc = nuts.setdisc -local getlanguage = nuts.getlanguage -local getboth = nuts.getboth -local setlist = nuts.setlist -local setlink = nuts.setlink -local isglyph = nuts.isglyph - -local copy_node = nuts.copy -local remove_node = nuts.remove -local flush_list = nuts.flush_list -local flush_node = nuts.flush_node - -local nextdisc = nuts.traversers.disc - -local new_disc = nuts.pool.disc - -local nodecodes = nodes.nodecodes -local disccodes = nodes.disccodes - -local disc_code = nodecodes.disc -local glyph_code = nodecodes.glyph - -local explicitdisc_code = disccodes.explicit - -local a_visualize = attributes.private("visualizediscretionary") -local setattribute = tex.setattribute - -local getlanguagedata = languages.getdata -local prehyphenchar = language.prehyphenchar -local posthyphenchar = language.posthyphenchar - -local check_regular = true - -local setlistcolor = nodes.tracers.colors.setlist - -function languages.visualizediscretionaries(head) - for d in nextdisc, head do - if getattr(d,a_visualize) then - local pre, post, replace = getdisc(d) - if pre then - setlistcolor(pre,"darkred") - end - if post then - setlistcolor(post,"darkgreen") - end - if replace then - setlistcolor(replace,"darkblue") - end - end - end - return head -end - -local enabled = false - -function languages.showdiscretionaries(v) - if v == false then - setattribute(a_visualize,unsetvalue) - else -- also nil - if not enabled then - enableaction("processors","languages.visualizediscretionaries") - enabled = true - end - setattribute(a_visualize,1) - end -end - -interfaces.implement { - name = "showdiscretionaries", - actions = languages.showdiscretionaries -} - -do - - local toutf = nodes.listtoutf - local utfchar = utf.char - local f_disc = string.formatters["{%s}{%s}{%s}"] - local replace = lpeg.replacer( { - [utfchar(0x200C)] = "|", - [utfchar(0x200D)] = "|", - }, nil, true) - - local function convert(list) - return list and replace(toutf(list)) or "" - end - - function languages.serializediscretionary(d) -- will move to tracer - local pre, post, replace = getdisc(d) - return f_disc(convert(pre),convert(post),convert(replace)) - end - -end - --- -- - -local wiped = 0 - -local flatten_discretionaries = nuts.flatten_discretionaries -- todo in nodes - --- if flatten_discretionaries then - - function languages.flatten(head) - local h, n = flatten_discretionaries(head) - wiped = wiped + n - return h, n > 0 - end - --- else --- --- local function wipe(head,delayed) --- local p, n = getboth(delayed) --- local _, _, h, _, _, t = getdisc(delayed,true) --- if p or n then --- if h then --- setlink(p,h) --- setlink(t,n) --- setfield(delayed,"replace") --- else --- setlink(p,n) --- end --- end --- if head == delayed then --- head = h --- end --- wiped = wiped + 1 --- flush_node(delayed) --- return head --- end --- --- function languages.flatten(head) --- local delayed = nil --- for d in nextdisc, head do --- if delayed then --- head = wipe(head,delayed) --- end --- delayed = d --- end --- if delayed then --- return wipe(head,delayed), true --- else --- return head, false --- end --- end --- --- end - -function languages.nofflattened() - return wiped -- handy for testing -end - --- experiment: for now not in not in export mode! - -local flatten = languages.flatten - -nodes.handlers.flattenline = flatten - -function nodes.handlers.flatten(head,where) - if head and (where == "box" or where == "adjusted_hbox") then - return flatten(head) - end - return head -end - -directives.register("hyphenator.flatten",function(v) - -- use with care - setaction("processors","nodes.handlers.flatten",v) - setaction("contributers","nodes.handlers.flattenline",v) -end) - --- moved here: - -function languages.explicithyphen(template) - local pre, post - local disc = new_disc() - if template then - local langdata = getlanguagedata(getlanguage(template)) - local instance = langdata and langdata.instance - if instance then - local prechr = prehyphenchar(instance) - local postchr = posthyphenchar(instance) - if prechr >= 0 then - pre = copy_node(template) - setchar(pre,prechr) - end - if postchr >= 0 then - post = copy_node(template) - setchar(post,postchr) - end - end - end - setdisc(disc,pre,post,nil,explicitdisc_code,tex.exhyphenpenalty) - return disc -end |