diff options
Diffstat (limited to 'tex/context/base/strc-tag.lua')
| -rw-r--r-- | tex/context/base/strc-tag.lua | 152 |
1 files changed, 137 insertions, 15 deletions
diff --git a/tex/context/base/strc-tag.lua b/tex/context/base/strc-tag.lua index 2df387e73..7701cc57e 100644 --- a/tex/context/base/strc-tag.lua +++ b/tex/context/base/strc-tag.lua @@ -11,7 +11,8 @@ if not modules then modules = { } end modules ['strc-tag'] = { local insert, remove, unpack, concat = table.insert, table.remove, table.unpack, table.concat local gsub, find, topattern, format = string.gsub, string.find, string.topattern, string.format local lpegmatch = lpeg.match -local texattribute = tex.attribute +local texattribute, texsprint, ctxcatcodes = tex.attribute, tex.sprint, tex.ctxcatcodes +local allocate = utilities.storage.allocate local trace_tags = false trackers.register("structures.tags", function(v) trace_tags = v end) @@ -20,30 +21,147 @@ local report_tags = logs.new("tags") local attributes, structures = attributes, structures local a_tagged = attributes.private('tagged') -local a_image = attributes.private('image') local unsetvalue = attributes.unsetvalue local codeinjections = backends.codeinjections -local taglist, labels, stack, chain, ids, enabled = { }, { }, { }, { }, { }, false -- no grouping assumed +local taglist = allocate() +local properties = allocate() +local labels = allocate() +local stack = { } +local chain = { } +local ids = { } +local enabled = false -structures.tags = structures.tags or { } -local tags = structures.tags -tags.taglist = taglist -- can best be hidden +local tags = structures.tags +tags.taglist = taglist -- can best be hidden +tags.labels = labels -function tags.start(tag,label,detail) - labels[tag] = label ~= "" and label or tag - if detail and detail ~= "" then - tag = tag .. ":" .. detail +local properties = allocate { + + document = { pdf = "Div", nature = "display" }, + + division = { pdf = "Div", nature = "display" }, + paragraph = { pdf = "P", nature = "mixed" }, + construct = { pdf = "Span", nature = "inline" }, + + section = { pdf = "Sect", nature = "display" }, + sectiontitle = { pdf = "H", nature = "mixed" }, + sectionnumber = { pdf = "H", nature = "mixed" }, + sectioncontent = { pdf = "Div", nature = "display" }, + + itemgroup = { pdf = "L", nature = "display" }, + item = { pdf = "Li", nature = "display" }, + itemtag = { pdf = "Lbl", nature = "mixed" }, + itemcontent = { pdf = "LBody", nature = "mixed" }, + + description = { pdf = "Li", nature = "display" }, + descriptiontag = { pdf = "Lbl", nature = "mixed" }, + descriptioncontent = { pdf = "LBody", nature = "mixed" }, + descriptionsymbol = { pdf = "Span", nature = "inline" }, -- note reference + + verbatimblock = { pdf = "Code", nature = "display" }, + verbatimline = { pdf = "Code", nature = "display" }, + verbatim = { pdf = "Code", nature = "inline" }, + + register = { pdf = "Div", nature = "display" }, + registersection = { pdf = "Div", nature = "display" }, + registertag = { pdf = "Span", nature = "mixed" }, + registerentries = { pdf = "Div", nature = "display" }, + registerentry = { pdf = "Span", nature = "mixed" }, + registersee = { pdf = "Span", nature = "mixed" }, + registerpages = { pdf = "Span", nature = "mixed" }, + registerpage = { pdf = "Span", nature = "inline" }, + + table = { pdf = "Table", nature = "display" }, + tablerow = { pdf = "TR", nature = "display" }, + tablecell = { pdf = "TD", nature = "mixed" }, + tabulate = { pdf = "Table", nature = "display" }, + tabulaterow = { pdf = "TR", nature = "display" }, + tabulatecell = { pdf = "TD", nature = "mixed" }, + + list = { pdf = "TOC", nature = "display" }, + listitem = { pdf = "TOCI", nature = "display" }, + listtag = { pdf = "Lbl", nature = "mixed" }, + listcontent = { pdf = "P", nature = "mixed" }, + listdata = { pdf = "P", nature = "mixed" }, + listpage = { pdf = "Reference", nature = "mixed" }, + + delimitedblock = { pdf = "BlockQuote", nature = "display" }, + delimited = { pdf = "Quote", nature = "inline" }, + subsentence = { pdf = "Span", nature = "inline" }, + + float = { pdf = "Div", nature = "display" }, + floatcaption = { pdf = "Caption", nature = "display" }, + floattag = { pdf = "Span", nature = "mixed" }, + floattext = { pdf = "Span", nature = "mixed" }, + floatcontent = { pdf = "P", nature = "mixed" }, + + image = { pdf = "P", nature = "mixed" }, + mpgraphic = { pdf = "P", nature = "mixed" }, + + formulaset = { pdf = "Div", nature = "display" }, + formula = { pdf = "Div", nature = "display" }, + formulatag = { pdf = "Span", nature = "mixed" }, + formulacontent = { pdf = "P", nature = "display" }, + subformula = { pdf = "Div", nature = "display" }, + + link = { pdf = "Link", nature = "inline" }, + + margintextblock = { pdf = "Span", nature = "inline" }, + margintext = { pdf = "Span", nature = "inline" }, + + math = { pdf = "Div", nature = "display" }, + mn = { pdf = "Span", nature = "mixed" }, + mi = { pdf = "Span", nature = "mixed" }, + mo = { pdf = "Span", nature = "mixed" }, + ms = { pdf = "Span", nature = "mixed" }, + mrow = { pdf = "Span", nature = "display" }, + msubsup = { pdf = "Span", nature = "display" }, + msub = { pdf = "Span", nature = "display" }, + msup = { pdf = "Span", nature = "display" }, + merror = { pdf = "Span", nature = "mixed" }, + munderover = { pdf = "Span", nature = "display" }, + munder = { pdf = "Span", nature = "display" }, + mover = { pdf = "Span", nature = "display" }, + mtext = { pdf = "Span", nature = "mixed" }, + mfrac = { pdf = "Span", nature = "display" }, + mroot = { pdf = "Span", nature = "display" }, + msqrt = { pdf = "Span", nature = "display" }, + +} + +tags.properties = properties + +function tags.settagproperty(tag,key,value) + local p = properties[tag] + if p then + p[key] = value + else + properties[tag] = { [key] = value } end +end + +local lasttags = { } + +function tags.start(tag,label,detail) if not enabled then - codeinjections.enabletags(taglist,labels) + codeinjections.enabletags() enabled = true end - local n = (ids[tag] or 0) + 1 - ids[tag] = n - chain[#chain+1] = tag .. "-" .. n -- insert(chain,tag .. ":" .. n) + labels[tag] = label ~= "" and label or tag + local fulltag + if detail and detail ~= "" then + fulltag = tag .. ":" .. detail + else + fulltag = tag + end local t = #taglist + 1 + local n = (ids[fulltag] or 0) + 1 + ids[fulltag] = n + lasttags[tag] = n +--~ print("SETTING",tag,n) + chain[#chain+1] = fulltag .. "-" .. n -- insert(chain,tag .. ":" .. n) stack[#stack+1] = t -- insert(stack,t) taglist[t] = { unpack(chain) } -- we can add key values for alt and actualtext if needed texattribute[a_tagged] = t @@ -64,6 +182,10 @@ function tags.stop() return t end +function tags.last(tag) + return lasttags[tag] -- or false +end + function structures.atlocation(str) local location = gsub(concat(taglist[texattribute[a_tagged]],"-"),"%-%d+","") return find(location,topattern(str)) ~= nil @@ -83,7 +205,7 @@ end) directives.register("backend.addtags", function(v) if not enabled then - codeinjections.enabletags(taglist,labels) + codeinjections.enabletags() enabled = true end end) |