require('lualibs') ------------------------------------------------------------------------ local function load_lua(fn) local found = kpse.find_file(fn, 'tex') if not found then tex.error("LuaTeX-ja error: File `" .. fn .. "' not found") else texio.write_nl('(' .. found .. ')') dofile(found) end end luatexja.load_lua = load_lua function luatexja.load_module(name) require('ltj-' .. name.. '.lua') end do local setfield = node.direct.setfield luatexja.setglue = node.direct.setglue or function(g,w,st,sh,sto,sho) setfield(g,'width', w or 0) setfield(g,'stretch',st or 0) setfield(g,'shrink', sh or 0) setfield(g,'stretch_order',sto or 0) setfield(g,'shrink_order', sho or 0) end local getfield = node.direct.getfield luatexja.getglue = node.direct.getglue or function(g) return getfield(g,'width'), getfield(g,'stretch'), getfield(g,'shrink'), getfield(g,'stretch_order'), getfield(g,'shrink_order') end end --- 以下は全ファイルで共有される定数 local icflag_table = {} luatexja.icflag_table = icflag_table icflag_table.ITALIC = 1 icflag_table.PACKED = 2 icflag_table.KINSOKU = 3 icflag_table.FROM_JFM = 4 -- FROM_JFM: 4, 5, 6, 7, 8 →優先度高(伸びやすく,縮みやすい) -- 6 が標準 icflag_table.KANJI_SKIP = 68 -- = 4+64 icflag_table.KANJI_SKIP_JFM = 69 icflag_table.XKANJI_SKIP = 70 icflag_table.XKANJI_SKIP_JFM = 71 icflag_table.LINEEND = 72 icflag_table.PROCESSED = 73 icflag_table.IC_PROCESSED = 74 icflag_table.BOXBDD = 75 icflag_table.PROCESSED_BEGIN_FLAG = 4096 -- sufficiently large power of 2 local stack_table_index = {} luatexja.stack_table_index = stack_table_index stack_table_index.PRE = 0x200000 -- characterごと stack_table_index.POST = 0x400000 -- characterごと stack_table_index.KCAT = 0x600000 -- characterごと stack_table_index.XSP = 0x800000 -- characterごと stack_table_index.RIPRE = 0xA00000 -- characterごと,ruby pre stack_table_index.RIPOST = 0xC00000 -- characterごと,ruby post stack_table_index.JWP = 0 -- これだけ stack_table_index.KSK = 1 -- これだけ stack_table_index.XSK = 2 -- これだけ stack_table_index.MJT = 0x100 -- 0--255 stack_table_index.MJS = 0x200 -- 0--255 stack_table_index.MJSS = 0x300 -- 0--255 stack_table_index.KSJ = 0x400 -- 0--9 local userid_table = {} luatexja.userid_table = userid_table userid_table.IHB = luatexbase.newuserwhatsitid('inhibitglue', 'luatexja') -- \inhibitglue userid_table.STCK = luatexbase.newuserwhatsitid('stack_marker', 'luatexja') -- スタック管理 userid_table.BPAR = luatexbase.newuserwhatsitid('begin_par', 'luatexja') -- 「段落始め」 userid_table.DIR = luatexbase.newuserwhatsitid('direction', 'luatexja') -- 組方向 userid_table.BOXB = luatexbase.newuserwhatsitid('box_boundary', 'luatexja') -- 「ボックス始め・終わり」 userid_table.JA_AL_BDD = luatexbase.newuserwhatsitid('ja_al_boundary', 'luatexja') local dir_table = {} luatexja.dir_table = dir_table dir_table.dir_dtou = 1 dir_table.dir_tate = 3 dir_table.dir_yoko = 4 dir_table.dir_math_mod = 8 dir_table.dir_node_auto = 128 -- 組方向を合わせるために自動で作られたもの dir_table.dir_node_manual = 256 -- 寸法代入によって作られたもの dir_table.dir_utod = dir_table.dir_tate + dir_table.dir_math_mod -- 「縦数式ディレクション」 in pTeX --- 定義終わり local load_module = luatexja.load_module load_module('base'); local ltjb = luatexja.base load_module('rmlgbm'); local ltjr = luatexja.rmlgbm -- must be 1st if luatexja_debug then load_module('debug') end load_module('lotf_aux'); local ltju = luatexja.lotf_aux load_module('charrange'); local ltjc = luatexja.charrange load_module('stack'); local ltjs = luatexja.stack load_module('direction'); local ltjd = luatexja.direction -- +1 hlist +1 attr_list load_module('lineskip'); local ltjl = luatexja.lineskip -- +1 hlist +1 attr_list load_module('jfont'); local ltjf = luatexja.jfont load_module('inputbuf'); local ltji = luatexja.inputbuf load_module('pretreat'); local ltjp = luatexja.pretreat load_module('setwidth'); local ltjw = luatexja.setwidth load_module('jfmglue'); local ltjj = luatexja.jfmglue -- +1 glue +1 gs +1 attr_list load_module('math'); local ltjm = luatexja.math load_module('base'); local ltjb = luatexja.base local attr_jchar_class = luatexbase.attributes['ltj@charclass'] local attr_jchar_code = luatexbase.attributes['ltj@charcode'] local attr_curjfnt = luatexbase.attributes['ltj@curjfnt'] local attr_yablshift = luatexbase.attributes['ltj@yablshift'] local attr_icflag = luatexbase.attributes['ltj@icflag'] local attr_uniqid = luatexbase.attributes['ltj@uniqid'] local attr_dir = luatexbase.attributes['ltj@dir'] local cat_lp = luatexbase.catcodetables['latex-package'] -- Three aux. functions, bollowed from tex.web local unity=65536 local floor = math.floor local function print_scaled(s) local out='' local delta=10 if s<0 then out=out..'-'; s=-s end out=out..tostring(floor(s/unity)) .. '.' s=10*(s%unity)+5 repeat if delta>unity then s=s+32768-50000 end out=out .. tostring(floor(s/unity)) s=10*(s%unity) delta=delta*10 until s<=delta return out end luatexja.print_scaled = print_scaled local function print_glue(d,order) local out=print_scaled(d) if order>0 then out=out..'fi' while order>1 do out=out..'l'; order=order-1 end else out=out..'pt' end return out end local function print_spec(p) local out=print_scaled(p.width)..'pt' if p.stretch~=0 then out=out..' plus '..print_glue(p.stretch,p.stretch_order) end if p.shrink~=0 then out=out..' minus '..print_glue(p.shrink,p.shrink_order) end return out end ------------------------------------------------------------------------ -- CODE FOR GETTING/SETTING PARAMETERS ------------------------------------------------------------------------ -- EXT: print parameters that don't need arguments do local tex_getattr = tex.getattribute local function getattr(a) local r = tex.getattribute(a) return (r==-0x7FFFFFFF) and 0 or r end luatexja.unary_pars = { yalbaselineshift = function(t) return print_scaled(getattr('ltj@yablshift'))..'pt' end, yjabaselineshift = function(t) return print_scaled(getattr('ltj@ykblshift'))..'pt' end, talbaselineshift = function(t) return print_scaled(getattr('ltj@tablshift'))..'pt' end, tjabaselineshift = function(t) return print_scaled(getattr('ltj@tkblshift'))..'pt' end, kanjiskip = function(t) return print_spec(ltjs.get_stack_skip(stack_table_index.KSK, t)) end, xkanjiskip = function(t) return print_spec(ltjs.get_stack_skip(stack_table_index.XSK, t)) end, jcharwidowpenalty = function(t) return ltjs.get_stack_table(stack_table_index.JWP, 0, t) end, autospacing = function(t) return getattr('ltj@autospc') end, autoxspacing = function(t) return getattr('ltj@autoxspc') end, differentjfm = function(t) local f, r = luatexja.jfmglue.diffmet_rule, '???' if f == math.max then r = 'large' elseif f == math.min then r = 'small' elseif f == math.two_average then r = 'average' elseif f == math.two_paverage then r = 'paverage' elseif f == math.two_pleft then r = 'pleft' elseif f == math.two_pright then r = 'pright' elseif f == math.two_add then r = 'both' end return r end, direction = function() local v = ltjd.get_dir_count() if math.abs(tex.nest[tex.nest.ptr].mode) == ltjs.mmode and v == dir_table.dir_tate then v = dir_table.dir_utod end return v end, adjustdir = ltjd.get_adjust_dir_count, } local unary_pars = luatexja.unary_pars local scan_arg = token.scan_argument function luatexja.ext_get_parameter_unary() local k= scan_arg() if unary_pars[k] then tex.write(tostring(unary_pars[k](tex.getcount('ltj@@stack')))) end ltjb.stop_time_measure('get_par') end end -- EXT: print parameters that need arguments do luatexja.binary_pars = { jacharrange = function(c, t) if type(c)~='number' or c<-1 or c>31*ltjc.ATTR_RANGE then -- 0, -1 はエラーにしない(隠し) ltjb.package_error('luatexja', 'invalid character range number (' .. tostring(c) .. ')', 'A character range number should be in the range 1..' .. 31*ltjc.ATTR_RANGE .. ",\n".. 'So I changed this one to ' .. 31*ltjc.ATTR_RANGE .. ".") c=0 -- external range 217 == internal range 0 elseif c==31*ltjc.ATTR_RANGE then c=0 end -- 負の値は 65535 then ltjb.package_error('luatexja', 'Bad register code (' .. tostring(c) .. ')', 'A register must be between 0 and 65535.\n'.. 'I changed this one to zero.') c=0 end return ltjd.get_register_dir(c) end, } local binary_pars = luatexja.binary_pars local scan_arg, scan_int = token.scan_argument, token.scan_int binary_pars.alxspmode = binary_pars.jaxspmode function luatexja.ext_get_parameter_binary(k, c) if binary_pars[k] then tex.write(tostring(binary_pars[k](c,tex.getcount('ltj@@stack')))) end ltjb.stop_time_measure('get_par') end end -- EXT: print \global if necessary function luatexja.ext_print_global() if luatexja.isglobal=='global' then tex.sprint(cat_lp, '\\global') end end -- main process do local start_time_measure, stop_time_measure = ltjb.start_time_measure, ltjb.stop_time_measure local nullfunc = function (n) return n end local to_node = node.direct.tonode local to_direct = node.direct.todirect local ensure_tex_attr = ltjb.ensure_tex_attr -- mode = true iff main_process is called from pre_linebreak_filter local function main_process(head, mode, dir, gc) ensure_tex_attr(attr_icflag, 0) if gc == 'fin_row' then return head else --luatexja.ext_show_node_list(head, 'T> ', print) start_time_measure('jfmglue') local p = ltjj.main(to_direct(head),mode, dir) stop_time_measure('jfmglue') return to_node(p) end end local function adjust_icflag(h) -- kern from luaotfload will have icflag = 1 -- (same as italic correction) ensure_tex_attr(attr_icflag, 1) return h end -- callbacks ltjb.add_to_callback( 'pre_linebreak_filter', function (head,groupcode) return main_process(head, true, tex.textdir, groupcode) end,'ltj.main', luatexbase.priority_in_callback('pre_linebreak_filter', 'luaotfload.node_processor')+1) ltjb.add_to_callback( 'hpack_filter', function (head,groupcode,size,packtype, dir) return main_process(head, false, dir, groupcode) end,'ltj.main', luatexbase.priority_in_callback('hpack_filter', 'luaotfload.node_processor')+1) ltjb.add_to_callback('pre_linebreak_filter', adjust_icflag, 'ltj.adjust_icflag', 1) ltjb.add_to_callback('hpack_filter', adjust_icflag, 'ltj.adjust_icflag', 1) end -- cleanup process function luatexja.ext_cleanup() ltjf.cleanup_size_cache() ltjd.remove_end_whatsit() end -- lastnodechar do local id_glyph = node.id('glyph') function luatexja.pltx_composite_last_node_char() local n = tex.nest[tex.nest.ptr].tail local r = '-1' if n then if n.id==id_glyph then while n.componetns and n.subtype and n.subtype%4 >= 2 do n = node.tail(n) end r = tostring(n.char) end end tex.sprint(r) end end -- debug do local node_type = node.type local node_next = node.next local has_attr = node.has_attribute local id_penalty = node.id('penalty') local id_glyph = node.id('glyph') local id_glue = node.id('glue') local id_kern = node.id('kern') local id_hlist = node.id('hlist') local id_vlist = node.id('vlist') local id_rule = node.id('rule') local id_math = node.id('math') local id_whatsit = node.id('whatsit') local sid_user = node.subtype('user_defined') local function get_attr_icflag(p) return (has_attr(p, attr_icflag) or 0) % icflag_table.PROCESSED_BEGIN_FLAG end local prefix, inner_depth local utfchar = utf.char local function debug_show_node_X(p,print_fn, limit, inner_depth) local k = prefix local s local pt=node_type(p.id) local base = prefix .. string.format('%X', get_attr_icflag(p)) .. ' ' .. pt .. ' ' .. tostring(p.subtype) .. ' ' if pt == 'glyph' then s = base .. ' ' .. (p.char<0xF0000 and utfchar(p.char) or '') .. string.format(' (U+%X) ', p.char) .. tostring(p.font) .. ' (' .. print_scaled(p.height) .. '+' .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) if p.xoffset~=0 or p.yoffset~=0 then s = s .. ' off: (' .. print_scaled(p.xoffset) .. ',' .. print_scaled(p.yoffset) .. ')' end print_fn(s) elseif pt=='hlist' or pt=='vlist' or pt=='unset'or pt=='ins' then if pt=='ins' then s = base .. '(' .. print_scaled(p.height) .. '+' .. print_scaled(p.depth) .. ')' .. ', dir=' .. tostring(node.has_attribute(p, attr_dir)) else s = base .. '(' .. print_scaled(p.height) .. '+' .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) .. ', dir=' .. tostring(node.has_attribute(p, attr_dir)) end if (p.shift or 0)~=0 then s = s .. ', shifted ' .. print_scaled(p.shift) end if p.glue_set and p.glue_sign ==2 or ( p.glue_sign==1 and p.glue_set>0) then s = s .. ' glue set ' if p.glue_sign == 2 then s = s .. '-' end s = s .. tostring(floor(p.glue_set*10000)/10000) if p.glue_order == 0 then s = s .. 'pt' else s = s .. 'fi' for i = 2, p.glue_order do s = s .. 'l' end end end if get_attr_icflag(p) == icflag_table.PACKED then s = s .. ' (packed)' end print_fn(s); local bid = inner_depth prefix, inner_depth = prefix.. '.', inner_depth + 1 if inner_depth < limit then for q in node.traverse(p.head) do debug_show_node_X(q, print_fn, limit, inner_depth) end end prefix=k elseif pt=='rule' then s = base .. '(' .. print_scaled(p.height) .. '+' .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) .. ', dir=' .. tostring(node.has_attribute(p, attr_dir)) print_fn(s) elseif pt=='disc' then print_fn(s) local bid = inner_depth if inner_depth < limit then prefix, inner_depth = k.. 'p.', inner_depth + 1 for q in node.traverse(p.pre) do debug_show_node_X(q, print_fn, limit, inner_depth) end prefix = k.. 'P.' for q in node.traverse(p.post) do debug_show_node_X(q, print_fn, limit, inner_depth) end prefix = k.. 'R.' for q in node.traverse(p.replace) do debug_show_node_X(q, print_fn, limit, inner_depth) end end prefix=k elseif pt == 'glue' then s = base .. ' ' .. print_spec(p) if get_attr_icflag(p)>icflag_table.KINSOKU and get_attr_icflag(p)icflag_table.KINSOKU and get_attr_icflag(p)