require('lualibs') ------------------------------------------------------------------------ -- naming: -- ext_... : called from \directlua{} -- int_... : called from other Lua codes, but not from \directlua{} -- (other) : only called from this file function luatexja.load_module(name) require('ltj-' .. name.. '.lua') end function luatexja.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 --- 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 = 6 -- FROM_JFM: 4, 5, 6, 7, 8 →優先度高 -- 6 が標準 icflag_table.KANJI_SKIP = 9 icflag_table.XKANJI_SKIP = 10 icflag_table.PROCESSED = 11 icflag_table.IC_PROCESSED = 12 icflag_table.BOXBDD = 15 icflag_table.PROCESSED_BEGIN_FLAG = 32 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.JWP = 0 -- 0のみ 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.OTF = luatexbase.newuserwhatsitid('char_by_cid', 'luatexja') -- luatexja-otf userid_table.BPAR = luatexbase.newuserwhatsitid('begin_par', 'luatexja') -- 「段落始め」 --- 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 load_module('charrange'); local ltjc = luatexja.charrange load_module('jfont'); local ltjf = luatexja.jfont load_module('inputbuf'); local ltji = luatexja.inputbuf load_module('stack'); local ltjs = luatexja.stack load_module('pretreat'); local ltjp = luatexja.pretreat load_module('jfmglue'); local ltjj = luatexja.jfmglue load_module('setwidth'); local ltjw = luatexja.setwidth load_module('math'); local ltjm = luatexja.math load_module('tangle'); local ltjb = luatexja.base local attr_jchar_class = luatexbase.attributes['ltj@charclass'] 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 cat_lp = luatexbase.catcodetables['latex-package'] ---- table: charprop_stack_table [stack_level].{pre|post|xsp}[chr_code] -- 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 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 function luatexja.ext_get_parameter_unary(k) local t = tex.getcount('ltj@@stack') if k == 'yalbaselineshift' then tex.write(print_scaled(tex.getattribute('ltj@yablshift'))..'pt') elseif k == 'yjabaselineshift' then tex.write(print_scaled(tex.getattribute('ltj@ykblshift'))..'pt') elseif k == 'kanjiskip' then tex.write(print_spec(ltjs.get_skip_table('kanjiskip', t))) elseif k == 'xkanjiskip' then tex.write(print_spec(ltjs.get_skip_table('xkanjiskip', t))) elseif k == 'jcharwidowpenalty' then tex.write(ltjs.get_penalty_table(stack_table_index.JWP, 0, t)) elseif k == 'autospacing' then tex.write(tex.getattribute('ltj@autospc')) elseif k == 'autoxspacing' then tex.write(tex.getattribute('ltj@autoxspc')) elseif k == 'differentjfm' then if luatexja.jfmglue.diffmet_rule == math.max then tex.write('large') elseif luatexja.jfmglue.diffmet_rule == math.min then tex.write('small') elseif luatexja.jfmglue.diffmet_rule == math.two_average then tex.write('average') elseif luatexja.jfmglue.diffmet_rule == math.two_paverage then tex.write('paverage') elseif luatexja.jfmglue.diffmet_rule == math.two_pleft then tex.write('pleft') elseif luatexja.jfmglue.diffmet_rule == math.two_pright then tex.write('pright') elseif luatexja.jfmglue.diffmet_rule == math.two_add then tex.write('both') else -- This can't happen. tex.write('???') end end end -- EXT: print parameters that need arguments function luatexja.ext_get_parameter_binary(k,c) local t = tex.getcount('ltj@@stack') if type(c)~='number' then ltjb.package_error('luatexja', 'invalid the second argument (' .. tostring(c) .. ')', 'I changed this one to zero.') c=0 end if k == 'jacharrange' then if c>=31*ltjc.ATTR_RANGE then ltjb.package_error('luatexja', 'invalid character range number (' .. c .. ')', 'A character range number should be in the range 0..' .. 31*ltjc.ATTR_RANGE-1 .. ",\n".. 'So I changed this one to zero.') c=0 end -- 負の値は 0x10FFFF then ltjb.package_error('luatexja', 'bad character code (' .. c .. ')', 'A character number must be between -1 and 0x10ffff.\n'.. "(-1 is used for denoting `math boundary')\n".. 'So I changed this one to zero.') c=0 end if k == 'prebreakpenalty' then tex.write(ltjs.get_penalty_table(stack_table_index.PRE + c, 0, t)) elseif k == 'postbreakpenalty' then tex.write(ltjs.get_penalty_table(stack_table_index.POST+ c, 0, t)) elseif k == 'kcatcode' then tex.write(ltjs.get_penalty_table(stack_table_index.KCAT+ c, 0, t)) elseif k == 'chartorange' then tex.write(ltjc.char_to_range(c)) elseif k == 'jaxspmode' or k == 'alxspmode' then tex.write(ltjs.get_penalty_table(stack_table_index.XSP + c, 3, t)) end 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 -- mode = true iff main_process is called from pre_linebreak_filter local function main_process(head, mode, dir) local p = head p = ltjj.main(p,mode) if p then p = ltjw.set_ja_width(p, dir) end return p end -- callbacks luatexbase.add_to_callback( 'pre_linebreak_filter', function (head,groupcode) return main_process(head, true, tex.textdir) end,'ltj.pre_linebreak_filter', luatexbase.priority_in_callback('pre_linebreak_filter', 'luaotfload.node_processor') + 1) luatexbase.add_to_callback( 'hpack_filter', function (head,groupcode,size,packtype, dir) return main_process(head, false, dir) end,'ltj.hpack_filter', luatexbase.priority_in_callback('hpack_filter', 'luaotfload.node_processor') + 1) end -- define_font do local otfl_fdr = fonts.definers.read local ltjr_font_callback = ltjr.font_callback function luatexja.font_callback(name, size, id) return ltjf.font_callback( name, size, id, function (name, size, id) return ltjr_font_callback(name, size, id, otfl_fdr) end ) end luatexbase.add_to_callback('define_font',luatexja.font_callback,"luatexja.font_callback", 1) 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_spec = node.id('glue_spec') 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 debug_depth local function debug_show_node_X(p,print_fn) local k = debug_depth local s local pt=node_type(p.id) local base = debug_depth .. string.format('%X', get_attr_icflag(p)) .. ' ' .. pt .. ' ' .. tostring(p.subtype) .. ' ' if pt == 'glyph' then s = base .. ' ' .. utf.char(p.char) .. ' ' .. tostring(p.font) .. ' (' .. print_scaled(p.height) .. '+' .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) print_fn(s) elseif pt=='hlist' or pt=='vlist' then s = base .. '(' .. print_scaled(p.height) .. '+' .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) .. p.dir if p.shift~=0 then s = s .. ', shifted ' .. print_scaled(p.shift) end if p.glue_sign >= 1 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 q = p.head debug_depth=debug_depth.. '.' while q do debug_show_node_X(q, print_fn); q = node_next(q) end debug_depth=k elseif pt == 'glue' then s = base .. ' ' .. print_spec(p.spec) if get_attr_icflag(p)>icflag_table.KINSOKU and get_attr_icflag(p)icflag_table.KINSOKU and get_attr_icflag(p)