3 tableunpack = table.unpack
5 ------------------------------------------------------------------------
7 -- ext_... : called from \directlua{}
8 -- int_... : called from other Lua codes, but not from \directlua{}
9 -- (other) : only called from this file
10 function luatexja.load_module(name)
11 require('ltj-' .. name.. '.lua')
13 function luatexja.load_lua(fn)
14 local found = kpse.find_file(fn, 'tex')
16 tex.error("LuaTeX-ja error: File `" .. fn .. "' not found")
18 texio.write_nl('(' .. found .. ')')
23 -- check token library
25 luatexja.token = newtoken
27 local luatex_version = status.list().luatex_version
28 if luatex_version >80 then
29 luatexja.token = token
34 local icflag_table = {}
35 luatexja.icflag_table = icflag_table
36 icflag_table.ITALIC = 1
37 icflag_table.PACKED = 2
38 icflag_table.KINSOKU = 3
39 icflag_table.FROM_JFM = 6
40 -- FROM_JFM: 4, 5, 6, 7, 8 →優先度高(伸びやすく,縮みやすい)
42 icflag_table.KANJI_SKIP = 9
43 icflag_table.KANJI_SKIP_JFM = 10
44 icflag_table.XKANJI_SKIP = 11
45 icflag_table.XKANJI_SKIP_JFM = 12
46 icflag_table.PROCESSED = 13
47 icflag_table.IC_PROCESSED = 14
48 icflag_table.BOXBDD = 15
49 icflag_table.PROCESSED_BEGIN_FLAG = 128
51 local stack_table_index = {}
52 luatexja.stack_table_index = stack_table_index
53 stack_table_index.PRE = 0x200000 -- characterごと
54 stack_table_index.POST = 0x400000 -- characterごと
55 stack_table_index.KCAT = 0x600000 -- characterごと
56 stack_table_index.XSP = 0x800000 -- characterごと
57 stack_table_index.RIPRE = 0xA00000 -- characterごと,ruby pre
58 stack_table_index.RIPOST = 0xC00000 -- characterごと,ruby post
59 stack_table_index.JWP = 0 -- これだけ
60 stack_table_index.KSK = 1 -- これだけ
61 stack_table_index.XSK = 2 -- これだけ
62 stack_table_index.MJT = 0x100 -- 0--255
63 stack_table_index.MJS = 0x200 -- 0--255
64 stack_table_index.MJSS = 0x300 -- 0--255
65 stack_table_index.KSJ = 0x400 -- 0--9
67 local userid_table = {}
68 luatexja.userid_table = userid_table
69 userid_table.IHB = luatexbase.newuserwhatsitid('inhibitglue', 'luatexja') -- \inhibitglue
70 userid_table.STCK = luatexbase.newuserwhatsitid('stack_marker', 'luatexja') -- スタック管理
71 userid_table.BPAR = luatexbase.newuserwhatsitid('begin_par', 'luatexja') -- 「段落始め」
72 userid_table.DIR = luatexbase.newuserwhatsitid('direction', 'luatexja') -- 組方向
75 luatexja.dir_table = dir_table
76 dir_table.dir_dtou = 1
77 dir_table.dir_tate = 3
78 dir_table.dir_yoko = 4
79 dir_table.dir_math_mod = 8
80 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
81 dir_table.dir_node_manual = 256 -- 寸法代入によって作られたもの
82 dir_table.dir_utod = dir_table.dir_tate + dir_table.dir_math_mod
83 -- 「縦数式ディレクション」 in pTeX
86 local load_module = luatexja.load_module
87 load_module('base'); local ltjb = luatexja.base
88 load_module('rmlgbm'); local ltjr = luatexja.rmlgbm -- must be 1st
90 if luatexja_debug then load_module('debug') end
92 load_module('charrange'); local ltjc = luatexja.charrange
93 load_module('stack'); local ltjs = luatexja.stack
94 load_module('direction'); local ltjd = luatexja.direction -- +1 hlist +1 attr_list
95 load_module('jfont'); local ltjf = luatexja.jfont
96 load_module('inputbuf'); local ltji = luatexja.inputbuf
97 load_module('pretreat'); local ltjp = luatexja.pretreat
98 load_module('setwidth'); local ltjw = luatexja.setwidth
99 load_module('jfmglue'); local ltjj = luatexja.jfmglue -- +1 glue +1 gs +1 attr_list
100 load_module('math'); local ltjm = luatexja.math
101 load_module('tangle'); local ltjb = luatexja.base
104 local attr_jchar_class = luatexbase.attributes['ltj@charclass']
105 local attr_jchar_code = luatexbase.attributes['ltj@charcode']
106 local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
107 local attr_yablshift = luatexbase.attributes['ltj@yablshift']
108 local attr_icflag = luatexbase.attributes['ltj@icflag']
109 local attr_uniqid = luatexbase.attributes['ltj@uniqid']
110 local attr_dir = luatexbase.attributes['ltj@dir']
111 local cat_lp = luatexbase.catcodetables['latex-package']
113 -- Three aux. functions, bollowed from tex.web
116 local floor = math.floor
118 local function print_scaled(s)
124 out=out..tostring(floor(s/unity)) .. '.'
127 if delta>unity then s=s+32768-50000 end
128 out=out .. tostring(floor(s/unity))
135 local function print_glue(d,order)
136 local out=print_scaled(d)
140 out=out..'l'; order=order-1
148 local function print_spec(p)
149 local out=print_scaled(p.width)..'pt'
151 out=out..' plus '..print_glue(p.stretch,p.stretch_order)
154 out=out..' minus '..print_glue(p.shrink,p.shrink_order)
160 ------------------------------------------------------------------------
161 -- CODE FOR GETTING/SETTING PARAMETERS
162 ------------------------------------------------------------------------
164 -- EXT: print parameters that don't need arguments
166 luatexja.unary_pars = {
167 yalbaselineshift = function(t)
168 return print_scaled(tex.getattribute('ltj@yablshift'))..'pt'
170 yjabaselineshift = function(t)
171 return print_scaled(tex.getattribute('ltj@ykblshift'))..'pt'
173 talbaselineshift = function(t)
174 return print_scaled(tex.getattribute('ltj@tablshift'))..'pt'
176 tjabaselineshift = function(t)
177 return print_scaled(tex.getattribute('ltj@tkblshift'))..'pt'
179 kanjiskip = function(t)
180 return print_spec(ltjs.get_stack_skip(stack_table_index.KSK, t))
182 xkanjiskip = function(t)
183 return print_spec(ltjs.get_stack_skip(stack_table_index.XSK, t))
185 jcharwidowpenalty = function(t)
186 return ltjs.get_stack_table(stack_table_index.JWP, 0, t)
188 autospacing = function(t)
189 return tex.getattribute('ltj@autospc')
191 autoxspacing = function(t)
192 return tex.getattribute('ltj@autoxspc')
194 differentjfm = function(t)
195 local f, r = luatexja.jfmglue.diffmet_rule, '???'
196 if f == math.max then r = 'large'
197 elseif f == math.min then r = 'small'
198 elseif f == math.two_average then r = 'average'
199 elseif f == math.two_paverage then r = 'paverage'
200 elseif f == math.two_pleft then r = 'pleft'
201 elseif f == math.two_pright then r = 'pright'
202 elseif f == math.two_add then r = 'both'
206 direction = function()
207 local v = ltjd.get_dir_count()
208 if math.abs(tex.nest[tex.nest.ptr].mode) == ltjs.mmode and v == dir_table.dir_tate then
209 v = dir_table.dir_utod
213 adjustdir = ltjd.get_adjust_dir_count,
216 local unary_pars = luatexja.unary_pars
217 function luatexja.ext_get_parameter_unary(k)
218 if unary_pars[k] then
219 tex.write(tostring(unary_pars[k](tex.getcount('ltj@@stack'))))
221 ltjb.stop_time_measure('get_par')
226 -- EXT: print parameters that need arguments
228 luatexja.binary_pars = {
229 jacharrange = function(c, t)
230 if type(c)~='number' or c<0 or c>31*ltjc.ATTR_RANGE then
232 ltjb.package_error('luatexja',
233 'invalid character range number (' .. tostring(c) .. ')',
234 'A character range number should be in the range 1..'
235 .. 31*ltjc.ATTR_RANGE .. ",\n"..
236 'So I changed this one to ' .. 31*ltjc.ATTR_RANGE .. ".")
237 c=0 -- external range 217 == internal range 0
238 elseif c==31*ltjc.ATTR_RANGE then c=0
240 -- 負の値は <U+0080 の文字の文字範囲,として出てくる.この時はいつも欧文文字なので 1 を返す
241 return (c<0) and 1 or ltjc.get_range_setting(c)
243 prebreakpenalty = function(c, t)
244 return ltjs.get_stack_table(stack_table_index.PRE
245 + ltjb.in_unicode(c, true), 0, t)
247 postbreakpenalty = function(c, t)
248 return ltjs.get_stack_table(stack_table_index.POST
249 + ltjb.in_unicode(c, true), 0, t)
251 kcatcode = function(c, t)
252 return ltjs.get_stack_table(stack_table_index.KCAT
253 + ltjb.in_unicode(c, false), 0, t)
255 chartorange = function(c, t)
256 return ltjc.char_to_range(ltjb.in_unicode(c, false))
258 jaxspmode = function(c, t)
259 return ltjs.get_stack_table(stack_table_index.XSP
260 + ltjb.in_unicode(c, true), 3, t)
262 boxdir = function(c, t)
263 if type(c)~='number' or c<0 or c>65535 then
264 ltjb.package_error('luatexja',
265 'Bad register code (' .. tostring(c) .. ')',
266 'A register must be between 0 and 65535.\n'..
267 'I changed this one to zero.')
270 return ltjd.get_register_dir(c)
273 local binary_pars = luatexja.binary_pars
275 binary_pars.alxspmode = binary_pars.jaxspmode
276 function luatexja.ext_get_parameter_binary(k,c)
277 if binary_pars[k] then
278 tex.write(tostring(binary_pars[k](c,tex.getcount('ltj@@stack'))))
280 ltjb.stop_time_measure('get_par')
284 -- EXT: print \global if necessary
285 function luatexja.ext_print_global()
286 if luatexja.isglobal=='global' then tex.sprint(cat_lp, '\\global') end
292 local start_time_measure, stop_time_measure
293 = ltjb.start_time_measure, ltjb.stop_time_measure
294 local Dnode = node.direct or node
295 local nullfunc = function (n) return n end
296 local to_node = (Dnode ~= node) and Dnode.tonode or nullfunc
297 local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc
298 local ensure_tex_attr = ltjb.ensure_tex_attr
300 -- mode = true iff main_process is called from pre_linebreak_filter
301 local function main_process(head, mode, dir, gc)
302 ensure_tex_attr(attr_icflag, 0)
303 if gc == 'fin_row' then return head
305 --luatexja.ext_show_node_list(head, 'T> ', print)
306 start_time_measure('jfmglue')
307 local p = ltjj.main(to_direct(head),mode, dir)
308 stop_time_measure('jfmglue')
313 local function adjust_icflag(h)
314 -- kern from luaotfload will have icflag = 1
315 -- (same as italic correction)
316 ensure_tex_attr(attr_icflag, 1)
321 luatexbase.add_to_callback(
322 'pre_linebreak_filter',
323 function (head,groupcode)
324 return main_process(head, true, tex.textdir, groupcode)
326 luatexbase.priority_in_callback('pre_linebreak_filter',
327 'luaotfload.node_processor')+1)
328 luatexbase.add_to_callback(
330 function (head,groupcode,size,packtype, dir)
331 return main_process(head, false, dir, groupcode)
333 luatexbase.priority_in_callback('hpack_filter',
334 'luaotfload.node_processor') + 1)
335 luatexbase.add_to_callback('pre_linebreak_filter', adjust_icflag, 'ltj.adjust_icflag', 1)
336 luatexbase.add_to_callback('hpack_filter', adjust_icflag, 'ltj.adjust_icflag', 1)
341 function luatexja.ext_cleanup()
342 ltjf.cleanup_size_cache()
343 ltjd.remove_end_whatsit()
351 local node_type = node.type
352 local node_next = node.next
353 local has_attr = node.has_attribute
355 local id_penalty = node.id('penalty')
356 local id_glyph = node.id('glyph')
357 local id_glue_spec = node.id('glue_spec')
358 local id_glue = node.id('glue')
359 local id_kern = node.id('kern')
360 local id_hlist = node.id('hlist')
361 local id_vlist = node.id('vlist')
362 local id_rule = node.id('rule')
363 local id_math = node.id('math')
364 local id_whatsit = node.id('whatsit')
365 local sid_user = node.subtype('user_defined')
367 local function get_attr_icflag(p)
368 return (has_attr(p, attr_icflag) or 0) % icflag_table.PROCESSED_BEGIN_FLAG
371 local prefix, inner_depth
373 local function debug_show_node_X(p,print_fn, limit)
376 local pt=node_type(p.id)
377 local base = prefix .. string.format('%X', get_attr_icflag(p))
378 .. ' ' .. pt .. ' ' .. tostring(p.subtype) .. ' '
379 if pt == 'glyph' then
380 s = base .. ' ' .. utf.char(p.char) .. ' '
382 .. ' (' .. print_scaled(p.height) .. '+'
383 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
385 elseif pt=='hlist' or pt=='vlist' or pt=='unset'or pt=='ins' then
387 s = base .. '(' .. print_scaled(p.height) .. '+'
388 .. print_scaled(p.depth) .. ')'
389 .. ', dir=' .. tostring(node.has_attribute(p, attr_dir))
391 s = base .. '(' .. print_scaled(p.height) .. '+'
392 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
393 .. ', dir=' .. tostring(node.has_attribute(p, attr_dir))
395 if (p.shift or 0)~=0 then
396 s = s .. ', shifted ' .. print_scaled(p.shift)
398 if p.glue_set and p.glue_sign ==2 or ( p.glue_sign==1 and p.glue_set>0) then
399 s = s .. ' glue set '
400 if p.glue_sign == 2 then s = s .. '-' end
401 s = s .. tostring(floor(p.glue_set*10000)/10000)
402 if p.glue_order == 0 then
406 for i = 2, p.glue_order do s = s .. 'l' end
409 if get_attr_icflag(p) == icflag_table.PACKED then
413 local bid = inner_depth
414 prefix, inner_depth = prefix.. '.', inner_depth + 1
415 if inner_depth < limit then
416 for q in node.traverse(p.head) do
417 debug_show_node_X(q, print_fn, limit)
421 elseif pt=='rule' then
422 s = base .. '(' .. print_scaled(p.height) .. '+'
423 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
424 .. ', dir=' .. tostring(node.has_attribute(p, attr_dir))
426 elseif pt == 'glue' then
427 s = base .. ' ' .. print_spec(p.spec)
428 if get_attr_icflag(p)>icflag_table.KINSOKU
429 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
430 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
431 elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP then
432 s = s .. ' (kanjiskip)'
433 elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP_JFM then
434 s = s .. ' (kanjiskip, JFM specified)'
435 elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP then
436 s = s .. ' (xkanjiskip)'
437 elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP_JFM then
438 s = s .. ' (xkanjiskip, JFM specified)'
441 elseif pt == 'kern' then
442 s = base .. ' ' .. print_scaled(p.kern) .. 'pt'
444 s = s .. ' (for accent)'
445 elseif get_attr_icflag(p)==icflag_table.IC_PROCESSED then
446 s = s .. ' (italic correction)'
447 -- elseif get_attr_icflag(p)==ITALIC then
448 -- s = s .. ' (italic correction)'
449 elseif get_attr_icflag(p)>icflag_table.KINSOKU
450 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
451 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
454 elseif pt == 'penalty' then
455 s = base .. ' ' .. tostring(p.penalty)
456 if get_attr_icflag(p)==icflag_table.KINSOKU then
457 s = s .. ' (for kinsoku)'
460 elseif pt == 'whatsit' then
462 if p.subtype==sid_user then
463 local t = tostring(p.user_id) .. ' (' ..
464 luatexbase.get_user_whatsit_name(p.user_id) .. ') '
465 if p.type ~= 110 then
466 s = s .. ' userid:' .. t .. p.value
469 s = s .. ' userid:' .. t .. '(node list)'
470 if p.user_id==userid_table.DIR then
471 s = s .. ' dir: ' .. tostring(node.has_attribute(p, attr_dir))
474 local bid = inner_depth
475 prefix, inner_depth =prefix.. '.', inner_depth + 1
476 if inner_depth < limit then
477 for q in node.traverse(p.value) do
478 debug_show_node_X(q, print_fn, limit)
481 prefix, inner_depth = k, bid
484 s = s .. node.subtype(p.subtype)
486 s = s .. ' stream=' .. p.stream
489 print_fn(s .. ' [' .. i .. '] = ' .. tostring(token.command_name(p.data[i])))
495 -------- math node --------
496 elseif pt=='noad' then
497 s = base ; print_fn(s)
499 prefix = k .. 'N'; debug_show_node_X(p.nucleus, print_fn);
502 prefix = k .. '^'; debug_show_node_X(p.sup, print_fn);
505 prefix = k .. '_'; debug_show_node_X(p.sub, print_fn);
508 elseif pt=='math_char' then
509 s = base .. ' fam: ' .. p.fam .. ' , char = ' .. utf.char(p.char)
511 elseif pt=='sub_box' or pt=='sub_mlist' then
515 for q in node.traverse(p.head) do
516 debug_show_node_X(q, print_fn)
524 function luatexja.ext_show_node_list(head,depth,print_fn, lim)
529 debug_show_node_X(head, print_fn, lim or 1/0); head = node_next(head)
532 print_fn(prefix .. ' (null list)')
535 function luatexja.ext_show_node(head,depth,print_fn, lim)
539 debug_show_node_X(head, print_fn, lim or 1/0)
541 print_fn(prefix .. ' (null list)')