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kpse.set_program_name("texlua","lualatex")
require('lualibs')
function burasage(t)
t = table.fastcopy(t)
-- 句読点の幅を0にして，句読点に続くglueを句読点の幅だけ増やす．
for _,class in ipairs({6,7}) do
local width = t[class].width
t[class].width = 0
-- 句読点を前とするJFMはすべて定義されていることを仮定．
if t[class].glue ~= nil then
for key,_ in pairs(t[class].glue) do
t[class].glue[key][1] = t[class].glue[key][1] + width
end
end
if t[class].kern ~= nil then
for key,val in pairs(t[class].kern) do
if type(val) == "table" then
t[class].glue[key][1] = t[class].glue[key][1] + width
else
t[class].glue[key] = t[class].glue[key] + width
end
end
end
end
return t
end
function zenkaku_kakko(t)
t = table.fastcopy(t)
-- 開き括弧のwidthを0.5増やす
t[1].width = t[1].width + 0.5
for cls,val in pairs(t) do
if type(cls) ~= "number" then goto continue end
if t[cls].glue ~= nil and t[cls].glue[1] ~= nil then
t[cls].glue[1][1] = t[cls].glue[1][1] - 0.5
end
if t[cls].kern ~= nil and t[cls].kern[1] ~= nil then
if type(t[cls].kern[1]) == "table" then
t[cls].kern[1][1] = t[cls].kern[1][1] - 0.5
else
t[cls].kern[1] = t[cls].kern[1] - 0.5
end
end
::continue::
end
return t
end
function tate(t)
t = table.fastcopy(t)
t.dir = 'tate'
for key,_ in pairs(t) do
if type(key) == "number" then
t[key].height = 0.5
t[key].depth = 0.5
end
end
return t
end
function to_pl(t)
t = table.fastcopy(t)
-- 空きの第四段階は消す
for cl1,val in pairs(t) do
if type(cl1) == "number" then
for cl2,glue in pairs(val.glue) do
if glue.priority ~= nil and glue.priority[1] < 0 then
t[cl1].glue[cl2][2] = 0
end
end
end
end
-- LuaTeX-jaのJFMではalcharが使えることに由来する補正
t[4].glue[0] = nil
return t
end
-- jfmのテーブル，ファイル名
function make_jfmfile(t,f)
table.tofile(f,t,"local jfm")
local fp = io.open(f,"a")
fp:write("luatexja.jfont.define_jfm(jfm)\n")
fp:close()
end
function tolf(file)
local fp = io.open(file,"r")
local s = "";
for l in fp:lines() do
s = s .. l .. "\n";
end
fp:close();
fp = io.open(file,"wb")
fp:write(s);
fp:close();
end
local originaljfm = "jlreq"
local originaljfm_jidori = "jlreq-jidori"
local jfmfile = kpse.find_file("jfm-" .. originaljfm .. ".lua")
if jfmfile == nil then
print("JFM " .. originaljfm .. " is not found")
os.exit(1)
end
jfm = nil
luatexja = {}
luatexja.jfont = {}
function luatexja.jfont.define_jfm(j)
jfm = j
end
dofile(jfmfile)
make_jfmfile(to_pl(jfm),"jfm-" .. originaljfm .. "-pl.lua")
make_jfmfile(to_pl(burasage(jfm)),"jfm-b" .. originaljfm .. "-pl.lua")
make_jfmfile(to_pl(zenkaku_kakko(jfm)),"jfm-z" .. originaljfm .. "-pl.lua")
make_jfmfile(to_pl(burasage(zenkaku_kakko(jfm))),"jfm-bz" .. originaljfm .. "-pl.lua")
make_jfmfile(to_pl(tate(jfm)),"jfm-" .. originaljfm .. "v-pl.lua")
make_jfmfile(to_pl(burasage(tate(jfm))),"jfm-b" .. originaljfm .. "v-pl.lua")
make_jfmfile(to_pl(zenkaku_kakko(tate(jfm))),"jfm-z" .. originaljfm .. "v-pl.lua")
make_jfmfile(to_pl(burasage(zenkaku_kakko(tate(jfm)))),"jfm-bz" .. originaljfm .. "v-pl.lua")
local jfm = tate(jfm)
local file = "jfm-" .. originaljfm .. "v.lua"
table.tofile(file,jfm,"local jfm")
local fp = io.open(file,"a")
fp:write([[
local function add_space(before,after,glueorkern,space,ratio)
if jfm[before][glueorkern] == nil then jfm[before][glueorkern] = {} end
if jfm[before][glueorkern][after] == nil then jfm[before][glueorkern][after] = {0} end
local origratio = jfm[before][glueorkern][after].ratio
if origratio == nil then origratio = 0.5 end
jfm[before][glueorkern][after].ratio = (jfm[before][glueorkern][after][1] * origratio + space * ratio) / (jfm[before][glueorkern][after][1] + ratio)
jfm[before][glueorkern][after][1] = jfm[before][glueorkern][after][1] + space
end
if jlreq ~= nil then
if type(jlreq.open_bracket_pos) == "string" then
local r = jlreq.open_bracket_pos:find("_")
local danraku = jlreq.open_bracket_pos:sub(1,r - 1)
local orikaeshi = jlreq.open_bracket_pos:sub(r + 1)
-- 折り返し行頭の開き括弧を二分下げる……つもり
if orikaeshi == "nibu" then
-- widthを二分増やし，その代わりJFMグルーを二分減らす
jfm[1].width = jfm[1].width + 0.5
for k,v in pairs(jfm) do
if type(k) == "number" then
add_space(k,1,"glue",-0.5,1)
end
end
end
-- 段落行頭の下げ
if danraku == "zenkakunibu" then
add_space(90,1,"glue",0.5,1)
elseif danraku == "nibu" then
add_space(90,1,"glue",-0.5,1)
end
end
-- ぶら下げ組を有効にする．
if jlreq.burasage == true then
for _,class in ipairs({6,7}) do
table.insert(jfm[class].end_adjust,-0.5)
end
end
end
luatexja.jfont.define_jfm(jfm)
]])
fp:close()
tolf(file);
jfmfile = kpse.find_file("jfm-" .. originaljfm_jidori .. ".lua")
if jfmfile == nil then
print("JFM " .. originaljfm_jidori .. " is not found")
os.exit(1)
end
jfm = nil
function luatexja.jfont.define_jfm(j)
jfm = j
end
dofile(jfmfile)
function to_jidori_pl(t)
t = table.fastcopy(t)
-- kanjiskipに任せているところを15zwに変更
for cl1,val in pairs(t) do
if type(cl1) == "number" then
for cl2,glue in pairs(val.glue) do
if glue.kanjiskip_stretch == 1 then
t[cl1].glue[cl2][2] = 15
end
end
end
end
return t
end
make_jfmfile(to_jidori_pl(jfm),"jfm-jlreq-jidori-pl.lua")
make_jfmfile(to_jidori_pl(tate(jfm)),"jfm-jlreqv-jidori-pl.lua")
make_jfmfile(tate(jfm),"jfm-jlreqv-jidori.lua")
tolf("jfm-jlreqv-jidori.lua")
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