4 ------------------------------------------------------------------------
6 -- ext_... : called from \directlua{}
7 -- int_... : called from other Lua codes, but not from \directlua{}
8 -- (other) : only called from this file
9 function luatexja.load_module(name)
10 require('ltj-' .. name.. '.lua')
12 function luatexja.load_lua(fn)
13 local found = kpse.find_file(fn, 'tex')
15 tex.error("LuaTeX-ja error: File `" .. fn .. "' not found")
17 texio.write_nl('(' .. found .. ')')
23 local icflag_table = {}
24 luatexja.icflag_table = icflag_table
25 icflag_table.ITALIC = 1
26 icflag_table.PACKED = 2
27 icflag_table.KINSOKU = 3
28 icflag_table.FROM_JFM = 6
29 -- FROM_JFM: 4, 5, 6, 7, 8 →優先度高(伸びやすく,縮みやすい)
31 icflag_table.KANJI_SKIP = 9
32 icflag_table.KANJI_SKIP_JFM = 10
33 icflag_table.XKANJI_SKIP = 11
34 icflag_table.XKANJI_SKIP_JFM = 12
35 icflag_table.PROCESSED = 13
36 icflag_table.IC_PROCESSED = 14
37 icflag_table.BOXBDD = 15
38 icflag_table.PROCESSED_BEGIN_FLAG = 128
40 local stack_table_index = {}
41 luatexja.stack_table_index = stack_table_index
42 stack_table_index.PRE = 0x200000 -- characterごと
43 stack_table_index.POST = 0x400000 -- characterごと
44 stack_table_index.KCAT = 0x600000 -- characterごと
45 stack_table_index.XSP = 0x800000 -- characterごと
46 stack_table_index.JWP = 0 -- 0のみ
47 stack_table_index.MJT = 0x100 -- 0--255
48 stack_table_index.MJS = 0x200 -- 0--255
49 stack_table_index.MJSS = 0x300 -- 0--255
50 stack_table_index.KSJ = 0x400 -- 0--9
52 local userid_table = {}
53 luatexja.userid_table = userid_table
54 userid_table.IHB = luatexbase.newuserwhatsitid('inhibitglue', 'luatexja') -- \inhibitglue
55 userid_table.STCK = luatexbase.newuserwhatsitid('stack_marker', 'luatexja') -- スタック管理
56 userid_table.OTF = luatexbase.newuserwhatsitid('char_by_cid', 'luatexja') -- luatexja-otf
57 userid_table.BPAR = luatexbase.newuserwhatsitid('begin_par', 'luatexja') -- 「段落始め」
61 local load_module = luatexja.load_module
62 load_module('base'); local ltjb = luatexja.base
63 load_module('rmlgbm'); local ltjr = luatexja.rmlgbm -- must be 1st
64 load_module('charrange'); local ltjc = luatexja.charrange
65 load_module('jfont'); local ltjf = luatexja.jfont
66 load_module('inputbuf'); local ltji = luatexja.inputbuf
67 load_module('stack'); local ltjs = luatexja.stack
68 load_module('pretreat'); local ltjp = luatexja.pretreat
69 load_module('jfmglue'); local ltjj = luatexja.jfmglue
70 load_module('setwidth'); local ltjw = luatexja.setwidth
71 load_module('math'); local ltjm = luatexja.math
72 load_module('tangle'); local ltjb = luatexja.base
74 local attr_jchar_class = luatexbase.attributes['ltj@charclass']
75 local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
76 local attr_yablshift = luatexbase.attributes['ltj@yablshift']
77 local attr_icflag = luatexbase.attributes['ltj@icflag']
78 local attr_uniqid = luatexbase.attributes['ltj@uniqid']
79 local cat_lp = luatexbase.catcodetables['latex-package']
82 ---- table: charprop_stack_table [stack_level].{pre|post|xsp}[chr_code]
85 -- Three aux. functions, bollowed from tex.web
88 local floor = math.floor
90 local function print_scaled(s)
96 out=out..tostring(floor(s/unity)) .. '.'
99 if delta>unity then s=s+32768-50000 end
100 out=out .. tostring(floor(s/unity))
107 local function print_glue(d,order)
108 local out=print_scaled(d)
112 out=out..'l'; order=order-1
120 local function print_spec(p)
121 local out=print_scaled(p.width)..'pt'
123 out=out..' plus '..print_glue(p.stretch,p.stretch_order)
126 out=out..' minus '..print_glue(p.shrink,p.shrink_order)
132 ------------------------------------------------------------------------
133 -- CODE FOR GETTING/SETTING PARAMETERS
134 ------------------------------------------------------------------------
136 -- EXT: print parameters that don't need arguments
138 luatexja.unary_pars = {
139 yalbaselineshift = function(t)
140 return print_scaled(tex.getattribute('ltj@yablshift'))..'pt'
142 yjabaselineshift = function(t)
143 return print_scaled(tex.getattribute('ltj@ykblshift'))..'pt'
145 kanjiskip = function(t)
146 return print_spec(ltjs.get_stack_skip('kanjiskip', t))
148 xkanjiskip = function(t)
149 return print_spec(ltjs.get_stack_skip('xkanjiskip', t))
151 jcharwidowpenalty = function(t)
152 return ltjs.get_stack_table(stack_table_index.JWP, 0, t)
154 autospacing = function(t)
155 return tex.getattribute('ltj@autospc')
157 autoxspacing = function(t)
158 return tex.getattribute('ltj@autoxspc')
160 differentjfm = function(t)
161 local f, r = luatexja.jfmglue.diffmet_rule, '???'
162 if f == math.max then r = 'large'
163 elseif f == math.min then r = 'small'
164 elseif f == math.two_average then r = 'average'
165 elseif f == math.two_paverage then r = 'paverage'
166 elseif f == math.two_pleft then r = 'pleft'
167 elseif f == math.two_pright then r = 'pright'
168 elseif f == math.two_add then r = 'both'
174 local unary_pars = luatexja.unary_pars
175 function luatexja.ext_get_parameter_unary(k)
176 if unary_pars[k] then
177 tex.write(tostring(unary_pars[k](tex.getcount('ltj@@stack'))))
183 -- EXT: print parameters that need arguments
185 luatexja.binary_pars = {
186 jacharrange = function(c, t)
187 if type(c)~='number' or c<0 or c>31*ltjc.ATTR_RANGE then
189 ltjb.package_error('luatexja',
190 'invalid character range number (' .. tostring(c) .. ')',
191 'A character range number should be in the range 1..'
192 .. 31*ltjc.ATTR_RANGE .. ",\n"..
193 'So I changed this one to ' .. 31*ltjc.ATTR_RANGE .. ".")
194 c=0 -- external range 217 == internal range 0
195 elseif c==31*ltjc.ATTR_RANGE then c=0
197 -- 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
198 return (c<0) and 1 or ltjc.get_range_setting(c)
200 prebreakpenalty = function(c, t)
201 return ltjs.get_stack_table(stack_table_index.PRE
202 + ltjb.in_unicode(c, true), 0, t)
204 postbreakpenalty = function(c, t)
205 return ltjs.get_stack_table(stack_table_index.POST
206 + ltjb.in_unicode(c, true), 0, t)
208 kcatcode = function(c, t)
209 return ltjs.get_stack_table(stack_table_index.KCAT
210 + ltjb.in_unicode(c, false), 0, t)
212 chartorange = function(c, t)
213 return ltjc.char_to_range(ltjb.in_unicode(c, false))
215 jaxspmode = function(c, t)
216 return ltjs.get_stack_table(stack_table_index.XSP
217 + ltjb.in_unicode(c, true), 3, t)
220 local binary_pars = luatexja.binary_pars
222 binary_pars.alxspmode = binary_pars.jaxspmode
223 function luatexja.ext_get_parameter_binary(k,c)
224 if binary_pars[k] then
225 tex.write(tostring(binary_pars[k](c,tex.getcount('ltj@@stack'))))
230 -- EXT: print \global if necessary
231 function luatexja.ext_print_global()
232 if luatexja.isglobal=='global' then tex.sprint(cat_lp, '\\global') end
237 local Dnode = node.direct or node
238 local nullfunc = function (n) return n end
239 local to_node = (Dnode ~= node) and Dnode.tonode or nullfunc
240 local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc
241 -- mode = true iff main_process is called from pre_linebreak_filter
242 local function main_process(head, mode, dir)
243 local p = to_direct(head)
244 p = ltjj.main(p,mode)
245 if p then p = ltjw.set_ja_width(p, dir) end
251 luatexbase.add_to_callback(
252 'pre_linebreak_filter',
253 function (head,groupcode)
254 return main_process(head, true, tex.textdir)
255 end,'ltj.pre_linebreak_filter',
256 luatexbase.priority_in_callback('pre_linebreak_filter',
257 'luaotfload.node_processor') + 1)
258 luatexbase.add_to_callback(
260 function (head,groupcode,size,packtype, dir)
261 return main_process(head, false, dir)
262 end,'ltj.hpack_filter',
263 luatexbase.priority_in_callback('hpack_filter',
264 'luaotfload.node_processor') + 1)
269 local otfl_fdr = fonts.definers.read
270 local ltjr_font_callback = ltjr.font_callback
271 function luatexja.font_callback(name, size, id)
272 return ltjf.font_callback(
274 function (name, size, id) return ltjr_font_callback(name, size, id, otfl_fdr) end
277 luatexbase.add_to_callback('define_font',luatexja.font_callback,"luatexja.font_callback", 1)
287 local node_type = node.type
288 local node_next = node.next
289 local has_attr = node.has_attribute
291 local id_penalty = node.id('penalty')
292 local id_glyph = node.id('glyph')
293 local id_glue_spec = node.id('glue_spec')
294 local id_glue = node.id('glue')
295 local id_kern = node.id('kern')
296 local id_hlist = node.id('hlist')
297 local id_vlist = node.id('vlist')
298 local id_rule = node.id('rule')
299 local id_math = node.id('math')
300 local id_whatsit = node.id('whatsit')
301 local sid_user = node.subtype('user_defined')
303 local function get_attr_icflag(p)
304 return (has_attr(p, attr_icflag) or 0) % icflag_table.PROCESSED_BEGIN_FLAG
309 local function debug_show_node_X(p,print_fn)
310 local k = debug_depth
312 local pt=node_type(p.id)
313 local base = debug_depth .. string.format('%X', get_attr_icflag(p))
314 .. ' ' .. pt .. ' ' .. tostring(p.subtype) .. ' '
315 if pt == 'glyph' then
316 s = base .. ' ' .. utf.char(p.char) .. ' ' .. tostring(p.font)
317 .. ' (' .. print_scaled(p.height) .. '+'
318 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
320 elseif pt=='hlist' or pt=='vlist' then
321 s = base .. '(' .. print_scaled(p.height) .. '+'
322 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) .. p.dir
324 s = s .. ', shifted ' .. print_scaled(p.shift)
326 if p.glue_sign >= 1 then
327 s = s .. ' glue set '
328 if p.glue_sign == 2 then s = s .. '-' end
329 s = s .. tostring(floor(p.glue_set*10000)/10000)
330 if p.glue_order == 0 then
334 for i = 2, p.glue_order do s = s .. 'l' end
337 if get_attr_icflag(p) == icflag_table.PACKED then
342 debug_depth=debug_depth.. '.'
344 debug_show_node_X(q, print_fn); q = node_next(q)
347 elseif pt == 'glue' then
348 s = base .. ' ' .. print_spec(p.spec)
349 if get_attr_icflag(p)>icflag_table.KINSOKU
350 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
351 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
352 elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP then
353 s = s .. ' (kanjiskip)'
354 elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP_JFM then
355 s = s .. ' (kanjiskip, JFM specified)'
356 elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP then
357 s = s .. ' (xkanjiskip)'
358 elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP_JFM then
359 s = s .. ' (xkanjiskip, JFM specified)'
362 elseif pt == 'kern' then
363 s = base .. ' ' .. print_scaled(p.kern) .. 'pt'
365 s = s .. ' (for accent)'
366 elseif get_attr_icflag(p)==icflag_table.IC_PROCESSED then
367 s = s .. ' (italic correction)'
368 -- elseif get_attr_icflag(p)==ITALIC then
369 -- s = s .. ' (italic correction)'
370 elseif get_attr_icflag(p)>icflag_table.KINSOKU
371 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
372 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
375 elseif pt == 'penalty' then
376 s = base .. ' ' .. tostring(p.penalty)
377 if get_attr_icflag(p)==icflag_table.KINSOKU then
378 s = s .. ' (for kinsoku)'
381 elseif pt == 'whatsit' then
382 s = base .. ' subtype: ' .. tostring(p.subtype)
383 if p.subtype==sid_user then
384 if p.type ~= 110 then
385 s = s .. ' user_id: ' .. p.user_id .. ' ' .. p.value
388 s = s .. ' user_id: ' .. p.user_id .. ' (node list)'
391 debug_depth=debug_depth.. '.'
393 debug_show_node_X(q, print_fn); q = node_next(q)
398 s = s .. node.subtype(p.subtype); print_fn(s)
400 -------- math node --------
401 elseif pt=='noad' then
402 s = base ; print_fn(s)
404 debug_depth = k .. 'N'; debug_show_node_X(p.nucleus, print_fn);
407 debug_depth = k .. '^'; debug_show_node_X(p.sup, print_fn);
410 debug_depth = k .. '_'; debug_show_node_X(p.sub, print_fn);
413 elseif pt=='math_char' then
414 s = base .. ' fam: ' .. p.fam .. ' , char = ' .. utf.char(p.char)
416 elseif pt=='sub_box' then
419 debug_depth = k .. '.'; debug_show_node_X(p.head, print_fn);
426 function luatexja.ext_show_node_list(head,depth,print_fn)
430 debug_show_node_X(head, print_fn); head = node_next(head)
433 print_fn(debug_depth .. ' (null list)')
436 function luatexja.ext_show_node(head,depth,print_fn)
439 debug_show_node_X(head, print_fn)
441 print_fn(debug_depth .. ' (null list)')