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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /language/japanese/jlreq/luajfm2pl.lua
Initial commit
Diffstat (limited to 'language/japanese/jlreq/luajfm2pl.lua')
-rw-r--r--language/japanese/jlreq/luajfm2pl.lua342
1 files changed, 342 insertions, 0 deletions
diff --git a/language/japanese/jlreq/luajfm2pl.lua b/language/japanese/jlreq/luajfm2pl.lua
new file mode 100644
index 0000000000..5aceea506d
--- /dev/null
+++ b/language/japanese/jlreq/luajfm2pl.lua
@@ -0,0 +1,342 @@
+kpse.set_program_name("texlua","lualatex")
+
+no_jis_chars = {'⦅','〘','〖','«','〝','⦆','〙','〗','»','〟','‼','⁇','⁈','⁉','〳','〴','〵','〻','ゕ','ゖ','ㇰ','ㇱ','ㇲ','ㇳ','ㇴ','ㇵ','ㇶ','ㇷ','ㇸ','ㇹ','ㇺ','ㇻ','ㇼ','ㇽ','ㇾ','ㇿ','ㇷ゚','€','№','㏋','ℓ','㌃','㌍','㌔','㌘','㌢','㌣','㌦','㌧','㌫','㌶','㌻','㍉','㍊','㍍','㍑','㍗','㎎','㎏','㎜','㎝','㎞','㎡','㏄','ゔ','か゚','き゚','く゚','け゚','こ゚','ヷ','ヸ','ヹ','ヺ','カ゚','キ゚','ク゚','ケ゚','コ゚','セ゚','ツ゚','ト゚','゠','–'}
+
+if arg[1] == nil then
+ print('Usage: texlua luajfm2pl.lua [--noutf] <JFM for LuaTeX-ja> [<PL file name>]')
+ os.exit(0)
+end
+
+local luajfm
+if arg[1] ~= "--noutf" then
+ no_jis_chars = {}
+ luajfm = arg[1]
+ outputfile = arg[2]
+else
+ luajfm = arg[2]
+ outputfile = arg[3]
+end
+
+local jfmfile = kpse.find_file("jfm-" .. luajfm .. ".lua")
+if jfmfile == nil then
+ print("JFM " .. luajfm .. " is not found")
+ os.exit(1)
+end
+
+--. JFMロード
+jfm = nil
+luatexja = {}
+luatexja.jfont = {}
+
+function luatexja.jfont.define_jfm(j)
+ jfm = j
+end
+
+dofile(jfmfile)
+
+local fp = nil
+if outputfile == nil then
+ fp = io.stdout
+else
+ local msg
+ fp,msg = io.open(outputfile,"w")
+ if fp == nil then
+ print(msg)
+ os.exit(1)
+ end
+end
+
+
+--. 関数群
+local function merge_sort(list,from,to,comp)
+ local tmplist = {}
+ if to - from > 1 then
+ local mid = math.floor((to + from)/2)
+ merge_sort(list,from,mid,comp)
+ merge_sort(list,mid+1,to,comp)
+ local left = from
+ local right = mid + 1
+ local i = 1
+ while left <= mid or right <= to do
+ if left > mid then
+ tmplist[i] = list[right]
+ right = right + 1
+ elseif right > to then
+ tmplist[i] = list[left]
+ left = left + 1
+ elseif comp(list[right],list[left]) == true then
+ tmplist[i] = list[right]
+ right = right + 1
+ else
+ tmplist[i] = list[left]
+ left = left + 1
+ end
+ i = i + 1
+ end
+ for j = from,to do
+ list[j] = tmplist[j - from + 1]
+ end
+ elseif to - from == 1 then
+ if comp(list[to],list[from]) then
+ list[to],list[from] = list[from],list[to]
+ end
+ end
+ return list
+end
+
+function stable_sort(list,comp)
+ if comp == nil then comp = function(a,b) return a < b end end
+ return merge_sort(list,1,#list,comp)
+end
+
+local function array_uniq(t)
+ local n = 1
+ for i = 1,#t do
+ local newone = true
+ for j = 1,n - 1 do
+ if t[i] == t[j] then
+ newone = false
+ break
+ end
+ end
+ if newone == true then
+ t[n] = t[i]
+ n = n + 1
+ end
+ end
+ local m = #t
+ for i = n,m do table.remove(t) end
+ return t
+end
+
+local function exists(t,v)
+ for _,val in pairs(t) do
+ if v == val then return true end
+ end
+ return false
+end
+
+
+local function isempty(t) return next(t) == nil end
+local function isemptyornil(t) return t == nil or isempty(t) end
+
+--. JFMの改変
+-- デフォルト値の設定
+for cls,val in pairs(jfm) do
+ if type(cls) == "number" then
+ if val.width == nil then jfm[cls].width = 1 end
+ if val.height == nil then
+ if jfm.dir == 'tate' then jfm[cls].height = 0.5
+ else jfm[cls].height = 0.88 end
+ end
+ if val.depth == nil then
+ if jfm.dir == 'tate' then jfm[cls].depth = 0.5
+ else jfm[cls].depth = 0.12 end
+ end
+ if val.italic == nil then jfm[cls].italic = 0 end
+ end
+end
+
+-- charsを書き出す文字列に変換しておく.
+local no_jis_chars_hash = {}
+for _,c in ipairs(no_jis_chars) do no_jis_chars_hash[c] = true end
+
+alcharclass = nil
+noxalcharclass = nil
+
+for class,val in pairs(jfm) do
+ if type(class) ~= "number" or class == 0 then goto continue end
+ local chars = {}
+ for _,c in ipairs(val.chars) do
+ local ac = nil
+ -- 'alchar'や'nox_alchar'が入っているクラスを記憶
+ if c == 'alchar' then alcharclass = class
+ elseif c == 'nox_alchar' then noxalcharclass = class
+ elseif unicode.utf8.len(c) == 1 then ac = c
+ elseif unicode.utf8.len(c) == 2 then
+ local cs = {}
+ for _,cc in string.utfcharacters(c) do
+ table.insert(cs,cc)
+ end
+ if cs[2] == "*" then ac = cs[1] end
+ end
+ if no_jis_chars_hash[ac] ~= true then table.insert(chars,ac) end
+ end
+ chars = array_uniq(chars)
+ -- charsが空になった場合は消しておく
+ if class ~= alcharclass and class ~= noxalcharclass and isempty(chars) == true then
+ io.stderr:write("Class " .. class .. " has no char, so we omit it\n")
+ jfm[class] = nil
+ else jfm[class].chars = table.concat(chars," ") end
+ ::continue::
+end
+
+
+if alcharclass == noxalcharclass then noxalcharclass = nil end
+for _,class in ipairs({alcharclass,noxalcharclass}) do
+ if class ~= nil then
+ if jfm[class].chars == "" then
+ io.stderr:write("Class " .. class .. " has only Alchar, so we omit it\n")
+ jfm[class] = nil
+ end
+ end
+end
+
+
+-- 存在しないクラスに対するglue/kernは消す
+for _,gluekern in ipairs({"glue","kern"}) do
+ for class,val in pairs(jfm) do
+ if type(class) == "number" and val[gluekern] ~= nil then
+ for target,_ in pairs(val[gluekern]) do
+ if jfm[target] == nil then
+ io.stderr:write("Class " .. tostring(target) .. " does not exist, the corresponding " .. gluekern .. " in Class " .. tostring(class) .. " is omitted\n")
+ jfm[class][gluekern][target] = nil
+ end
+ end
+ end
+ end
+end
+
+-- glueやkernが同じ挙動であるか調べる
+function isthesamespace(gluekern,clses,c1,c2)
+ return isthesamespace_before(gluekern,c1,c2) and isthesamespace_after(gluekern,clses,c1,c2)
+end
+-- c1,c2を前とするグルーが同じか.
+function isthesamespace_before(gluekern,c1,c2)
+ -- 片方がnilの場合
+ if jfm[c1][gluekern] == jfm[c2][gluekern] then return true end
+ if jfm[c1][gluekern] == nil or jfm[c2][gluekern] == nil then return false end
+ --この段階で両方tableなはず
+ local targetclses = {} -- c1とc2のglueやkernのunion
+ for c,_ in pairs(jfm[c1][gluekern]) do table.insert(targetclses,c) end
+ for c,_ in pairs(jfm[c2][gluekern]) do table.insert(targetclses,c) end
+ targetclses = array_uniq(targetclses)
+ for _,chk in ipairs(targetclses) do
+ if jfm[c1][gluekern][chk] == jfm[c2][gluekern][chk] then goto continue end
+ if jfm[c1][gluekern][chk] == nil or jfm[c2][gluekern][chk] == nil then return false end
+ if type(jfm[c1][gluekern][chk]) == "number" or type(jfm[c2][gluekern][chk]) == "number" then return false end
+ if jfm[c1][gluekern][chk][1] ~= jfm[c2][gluekern][chk][1] then return false end
+ if gluekern == "glue" then
+ if jfm[c1][gluekern][chk][2] ~= jfm[c2][gluekern][chk][2] or jfm[c1][gluekern][chk][3] ~= jfm[c2][gluekern][chk][3] then return false end
+ end
+ ::continue::
+ end
+ return true
+end
+
+function isthesamespace_after(gluekern,clses,c1,c2)
+ for _,c in pairs(clses) do
+ if jfm[c][gluekern] == nil then goto continue end
+ if jfm[c][gluekern][c1] == jfm[c][gluekern][c2] then goto continue end
+ if jfm[c][gluekern][c1] == nil or jfm[c][gluekern][c2] == nil then return false end
+ if type(jfm[c][gluekern][c1]) == "number" or type(jfm[c][gluekern][c2]) == "number" then return false end
+ if jfm[c][gluekern][c1][1] ~= jfm[c][gluekern][c2][1] then return false end
+ if kernglue == "glue" then
+ if jfm[c][gluekern][c1][2] ~= jfm[c][gluekern][c2][2] or jfm[c][gluekern][c1][3] ~= jfm[c][gluekern][c2][3] then return false end
+ end
+ ::continue::
+ end
+ return true
+end
+
+-- 同じ挙動を示すクラスをまとめる
+local classes = {}
+for k,_ in pairs(jfm) do if type(k) == "number" then table.insert(classes,k) end end
+classes = stable_sort(classes)
+for _,from in pairs(classes) do
+ for index,to in pairs(classes) do
+ if to <= from or to == 0 or from == 0 then goto continue end
+ if jfm[from].width ~= jfm[to].width or jfm[from].height ~= jfm[to].height or jfm[from].depth ~= jfm[to].depth or jfm[from].italic ~= jfm[to].italic then goto continue end
+ if isthesamespace("glue",classes,from,to) and isthesamespace("kern",classes,from,to) then
+ io.stderr:write("Class " .. tostring(to) .. " is merged to Class " .. tostring(from) .. "\n")
+ jfm[from].chars = jfm[from].chars .. " " .. jfm[to].chars
+ jfm[to] = nil
+ classes[index] = nil
+ for _,cls in pairs(classes) do
+ if jfm[cls].glue ~= nil then jfm[cls].glue[to] = nil end
+ if jfm[cls].kern ~= nil then jfm[cls].kern[to] = nil end
+ end
+ end
+ ::continue::
+ end
+end
+
+-- 番号を連続的にする.
+-- classmaptable[JFM内クラス番号] = JPL内クラス番号
+classes = {}
+for k,_ in pairs(jfm) do if type(k) == "number" then table.insert(classes,k) end end
+classes = stable_sort(classes)
+local classmaptable = {}
+local jplclass = 1
+for _,class in ipairs(classes) do
+ if type(class) == "number" then
+ if class == 0 then classmaptable[class] = 0
+ else
+ if class ~= jplclass then
+ io.stderr:write("Class " .. tostring(class) .. " is mapped to Class " .. tostring(jplclass) .. "\n")
+ end
+ classmaptable[class] = jplclass
+ jplclass = jplclass + 1
+ end
+ end
+end
+
+
+fp:write("(COMMENT JPL file from jfm-" .. luajfm .. ".lua)\n")
+fp:write("(CODINGSCHEME TEX KANJI TEXT)\n")
+fp:write("(DIRECTION " .. string.upper(jfm.dir) .. ")\n")
+-- fp:write("(DESIGNSIZE R 10.0)\n")
+fp:write("(FONTDIMEN \n")
+fp:write(" (SLANT R 0.0)\n")
+fp:write(" (SPACE R " .. tostring(jfm.kanjiskip[1]) .. ")\n")
+fp:write(" (STRETCH R " .. tostring(jfm.kanjiskip[2]) .. ")\n")
+fp:write(" (SHRINK R " .. tostring(jfm.kanjiskip[3]) .. ")\n")
+fp:write(" (XHEIGHT R " .. tostring(jfm.zh) .. ")\n")
+fp:write(" (QUAD R " .. tostring(jfm.zw) .. ")\n")
+fp:write(" (EXTRASPACE R " .. tostring(jfm.xkanjiskip[1]) .. ")\n")
+-- 下二つはFONTDIMENの下で良いのかな?
+fp:write(" (EXTRASTRETCH R " .. tostring(jfm.xkanjiskip[2]) .. ")\n")
+fp:write(" (EXTRASHRINK R " .. tostring(jfm.xkanjiskip[3]) .. ")\n")
+fp:write(")\n")
+
+classes = {}
+for k,_ in pairs(jfm) do if type(k) == "number" then table.insert(classes,k) end end
+classes = stable_sort(classes,function(a,b) return classmaptable[a] < classmaptable[b] end)
+
+for _,class in ipairs(classes) do
+ if class ~= 0 then
+ fp:write("(CHARSINTYPE D " .. tostring(classmaptable[class]) .. "\n " .. jfm[class].chars .. "\n)\n")
+ end
+ fp:write("(TYPE D " .. tostring(classmaptable[class]) .. "\n")
+ fp:write(" (CHARWD R " .. tostring(jfm[class].width) .. ")\n")
+ fp:write(" (CHARHT R " .. tostring(jfm[class].height) .. ")\n")
+ fp:write(" (CHARDP R " .. tostring(jfm[class].depth) .. ")\n")
+ fp:write(" (CHARIC R " .. tostring(jfm[class].italic) .. ")\n")
+ fp:write(")\n")
+ ::continue::
+end
+
+fp:write("(GLUEKERN\n")
+for _,class in ipairs(classes) do
+ if (jfm[class].glue == nil or isempty(jfm[class].glue) == true) and (jfm[class].kern == nil or (type(jfm[class].kern) == "table" and isempty(jfm[class].kern) == true)) then goto continue end
+ fp:write(" (LABEL D " .. tostring(classmaptable[class]) .. ")\n")
+ if jfm[class].glue ~= nil then
+ for _,targetcls in ipairs(classes) do
+ if jfm[class].glue[targetcls] ~= nil then
+ fp:write(" (GLUE D " .. tostring(classmaptable[targetcls]) .. " R " .. tostring(jfm[class].glue[targetcls][1]) .. " R " .. tostring(jfm[class].glue[targetcls][2]) .. " R " .. tostring(jfm[class].glue[targetcls][3]) .. ")\n")
+ end
+ end
+ end
+ if jfm[class].kern ~= nil then
+ for _,targetcls in ipairs(classes) do
+ if jfm[class].kern[targetcls] ~= nil then
+ fp:write(" (KRN D " .. tostring(classmaptable[targetcls]) .. " R ")
+ if type(kernval) == "number" then fp:write(tostring(jfm[class],kern[targetcls]) .. ")\n")
+ else fp:write(tostring(jfm[class].kern[targetcls][1]) .. ")\n") end
+ end
+ end
+ end
+ fp:write(" (STOP)\n")
+ ::continue::
+end
+fp:write(")\n")