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
31 icflag_table.KANJI_SKIP = 9
32 icflag_table.XKANJI_SKIP = 10
33 icflag_table.PROCESSED = 11
34 icflag_table.IC_PROCESSED = 12
35 icflag_table.BOXBDD = 15
36 icflag_table.PROCESSED_BEGIN_FLAG = 32
38 local stack_table_index = {}
39 luatexja.stack_table_index = stack_table_index
40 stack_table_index.PRE = 0x200000 -- characterごと
41 stack_table_index.POST = 0x400000 -- characterごと
42 stack_table_index.KCAT = 0x600000 -- characterごと
43 stack_table_index.XSP = 0x800000 -- characterごと
44 stack_table_index.JWP = 0 -- 0のみ
45 stack_table_index.MJT = 0x100 -- 0--255
46 stack_table_index.MJS = 0x200 -- 0--255
47 stack_table_index.MJSS = 0x300 -- 0--255
48 stack_table_index.KSJ = 0x400 -- 0--9
50 local userid_table = {}
51 luatexja.userid_table = userid_table
52 userid_table.IHB = luatexbase.newuserwhatsitid('inhibitglue', 'luatexja') -- \inhibitglue
53 userid_table.STCK = luatexbase.newuserwhatsitid('stack_marker', 'luatexja') -- スタック管理
54 userid_table.OTF = luatexbase.newuserwhatsitid('char_by_cid', 'luatexja') -- luatexja-otf
55 userid_table.BPAR = luatexbase.newuserwhatsitid('begin_par', 'luatexja') -- 「段落始め」
59 local load_module = luatexja.load_module
60 load_module('base'); local ltjb = luatexja.base
61 load_module('rmlgbm'); local ltjr = luatexja.rmlgbm -- must be 1st
62 load_module('charrange'); local ltjc = luatexja.charrange
63 load_module('jfont'); local ltjf = luatexja.jfont
64 load_module('inputbuf'); local ltji = luatexja.inputbuf
65 load_module('stack'); local ltjs = luatexja.stack
66 load_module('pretreat'); local ltjp = luatexja.pretreat
67 load_module('jfmglue'); local ltjj = luatexja.jfmglue
68 load_module('setwidth'); local ltjw = luatexja.setwidth
69 load_module('math'); local ltjm = luatexja.math
70 load_module('tangle'); local ltjb = luatexja.base
72 local attr_jchar_class = luatexbase.attributes['ltj@charclass']
73 local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
74 local attr_yablshift = luatexbase.attributes['ltj@yablshift']
75 local attr_icflag = luatexbase.attributes['ltj@icflag']
76 local attr_uniqid = luatexbase.attributes['ltj@uniqid']
77 local cat_lp = luatexbase.catcodetables['latex-package']
80 ---- table: charprop_stack_table [stack_level].{pre|post|xsp}[chr_code]
83 -- Three aux. functions, bollowed from tex.web
86 local floor = math.floor
88 local function print_scaled(s)
94 out=out..tostring(floor(s/unity)) .. '.'
97 if delta>unity then s=s+32768-50000 end
98 out=out .. tostring(floor(s/unity))
105 local function print_glue(d,order)
106 local out=print_scaled(d)
110 out=out..'l'; order=order-1
118 local function print_spec(p)
119 local out=print_scaled(p.width)..'pt'
121 out=out..' plus '..print_glue(p.stretch,p.stretch_order)
124 out=out..' minus '..print_glue(p.shrink,p.shrink_order)
130 ------------------------------------------------------------------------
131 -- CODE FOR GETTING/SETTING PARAMETERS
132 ------------------------------------------------------------------------
134 -- EXT: print parameters that don't need arguments
135 function luatexja.ext_get_parameter_unary(k)
136 local t = tex.getcount('ltj@@stack')
137 if k == 'yalbaselineshift' then
138 tex.write(print_scaled(tex.getattribute('ltj@yablshift'))..'pt')
139 elseif k == 'yjabaselineshift' then
140 tex.write(print_scaled(tex.getattribute('ltj@ykblshift'))..'pt')
141 elseif k == 'kanjiskip' then
142 tex.write(print_spec(ltjs.get_skip_table('kanjiskip', t)))
143 elseif k == 'xkanjiskip' then
144 tex.write(print_spec(ltjs.get_skip_table('xkanjiskip', t)))
145 elseif k == 'jcharwidowpenalty' then
146 tex.write(ltjs.get_penalty_table(stack_table_index.JWP, 0, t))
147 elseif k == 'autospacing' then
148 tex.write(tex.getattribute('ltj@autospc'))
149 elseif k == 'autoxspacing' then
150 tex.write(tex.getattribute('ltj@autoxspc'))
151 elseif k == 'differentjfm' then
152 if luatexja.jfmglue.diffmet_rule == math.max then
154 elseif luatexja.jfmglue.diffmet_rule == math.min then
156 elseif luatexja.jfmglue.diffmet_rule == math.two_average then
158 elseif luatexja.jfmglue.diffmet_rule == math.two_paverage then
159 tex.write('paverage')
160 elseif luatexja.jfmglue.diffmet_rule == math.two_pleft then
162 elseif luatexja.jfmglue.diffmet_rule == math.two_pright then
164 elseif luatexja.jfmglue.diffmet_rule == math.two_add then
166 else -- This can't happen.
173 -- EXT: print parameters that need arguments
174 function luatexja.ext_get_parameter_binary(k,c)
175 local t = tex.getcount('ltj@@stack')
176 if type(c)~='number' then
177 ltjb.package_error('luatexja',
178 'invalid the second argument (' .. tostring(c) .. ')',
179 'I changed this one to zero.')
182 if k == 'jacharrange' then
183 if c>=31*ltjc.ATTR_RANGE then
184 ltjb.package_error('luatexja',
185 'invalid character range number (' .. c .. ')',
186 'A character range number should be in the range 0..'
187 .. 31*ltjc.ATTR_RANGE-1 .. ",\n"..
188 'So I changed this one to zero.')
191 -- 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
192 tex.write( (c<0) and -1 or ltjc.get_range_setting(c))
194 if c<0 or c>0x10FFFF then
195 ltjb.package_error('luatexja',
196 'bad character code (' .. c .. ')',
197 'A character number must be between -1 and 0x10ffff.\n'..
198 "(-1 is used for denoting `math boundary')\n"..
199 'So I changed this one to zero.')
202 if k == 'prebreakpenalty' then
203 tex.write(ltjs.get_penalty_table(stack_table_index.PRE + c, 0, t))
204 elseif k == 'postbreakpenalty' then
205 tex.write(ltjs.get_penalty_table(stack_table_index.POST+ c, 0, t))
206 elseif k == 'kcatcode' then
207 tex.write(ltjs.get_penalty_table(stack_table_index.KCAT+ c, 0, t))
208 elseif k == 'chartorange' then
209 tex.write(ltjc.char_to_range(c))
210 elseif k == 'jaxspmode' or k == 'alxspmode' then
211 tex.write(ltjs.get_penalty_table(stack_table_index.XSP + c, 3, t))
216 -- EXT: print \global if necessary
217 function luatexja.ext_print_global()
218 if luatexja.isglobal=='global' then tex.sprint(cat_lp, '\\global') end
222 -- mode = true iff main_process is called from pre_linebreak_filter
223 local function main_process(head, mode, dir)
225 p = ltjj.main(p,mode)
226 if p then p = ltjw.set_ja_width(p, dir) end
232 luatexbase.add_to_callback('pre_linebreak_filter',
233 function (head,groupcode)
234 return main_process(head, true, tex.textdir)
235 end,'ltj.pre_linebreak_filter',
236 luatexbase.priority_in_callback('pre_linebreak_filter',
237 'luaotfload.node_processor') + 1)
238 luatexbase.add_to_callback('hpack_filter',
239 function (head,groupcode,size,packtype, dir)
240 return main_process(head, false, dir)
241 end,'ltj.hpack_filter',
242 luatexbase.priority_in_callback('hpack_filter',
243 'luaotfload.node_processor') + 1)
247 local otfl_fdr = fonts.definers.read
248 function luatexja.font_callback(name, size, id)
249 return ltjf.font_callback(
251 function (name, size, id) return ltjr.font_callback(name, size, id, otfl_fdr) end
254 --luatexbase.remove_from_callback('define_font',"luaotfload.define_font")
255 luatexbase.add_to_callback('define_font',luatexja.font_callback,"luatexja.font_callback", 1)
265 local node_type = node.type
266 local node_next = node.next
267 local has_attr = node.has_attribute
269 local id_penalty = node.id('penalty')
270 local id_glyph = node.id('glyph')
271 local id_glue_spec = node.id('glue_spec')
272 local id_glue = node.id('glue')
273 local id_kern = node.id('kern')
274 local id_hlist = node.id('hlist')
275 local id_vlist = node.id('vlist')
276 local id_rule = node.id('rule')
277 local id_math = node.id('math')
278 local id_whatsit = node.id('whatsit')
279 local sid_user = node.subtype('user_defined')
281 local function get_attr_icflag(p)
282 return (has_attr(p, attr_icflag) or 0) % icflag_table.PROCESSED_BEGIN_FLAG
287 local function debug_show_node_X(p,print_fn)
288 local k = debug_depth
290 local pt=node_type(p.id)
291 local base = debug_depth .. string.format('%X', get_attr_icflag(p))
292 .. ' ' .. pt .. ' ' .. tostring(p.subtype) .. ' '
293 if pt == 'glyph' then
294 s = base .. ' ' .. utf.char(p.char) .. ' ' .. tostring(p.font)
295 .. ' (' .. print_scaled(p.height) .. '+'
296 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
298 elseif pt=='hlist' or pt=='vlist' then
299 s = base .. '(' .. print_scaled(p.height) .. '+'
300 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) .. p.dir
302 s = s .. ', shifted ' .. print_scaled(p.shift)
304 if p.glue_sign >= 1 then
305 s = s .. ' glue set '
306 if p.glue_sign == 2 then s = s .. '-' end
307 s = s .. tostring(floor(p.glue_set*10000)/10000)
308 if p.glue_order == 0 then
312 for i = 2, p.glue_order do s = s .. 'l' end
315 if get_attr_icflag(p) == icflag_table.PACKED then
320 debug_depth=debug_depth.. '.'
322 debug_show_node_X(q, print_fn); q = node_next(q)
325 elseif pt == 'glue' then
326 s = base .. ' ' .. print_spec(p.spec)
327 if get_attr_icflag(p)>icflag_table.KINSOKU
328 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
329 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
330 elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP then
331 s = s .. ' (kanjiskip)'
332 elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP then
333 s = s .. ' (xkanjiskip)'
336 elseif pt == 'kern' then
337 s = base .. ' ' .. print_scaled(p.kern) .. 'pt'
339 s = s .. ' (for accent)'
340 elseif get_attr_icflag(p)==icflag_table.IC_PROCESSED then
341 s = s .. ' (italic correction)'
342 -- elseif get_attr_icflag(p)==ITALIC then
343 -- s = s .. ' (italic correction)'
344 elseif get_attr_icflag(p)>icflag_table.KINSOKU
345 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
346 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
349 elseif pt == 'penalty' then
350 s = base .. ' ' .. tostring(p.penalty)
351 if get_attr_icflag(p)==icflag_table.KINSOKU then
352 s = s .. ' (for kinsoku)'
355 elseif pt == 'whatsit' then
356 s = base .. ' subtype: ' .. tostring(p.subtype)
357 if p.subtype==sid_user then
358 if p.type ~= 110 then
359 s = s .. ' user_id: ' .. p.user_id .. ' ' .. p.value
362 s = s .. ' user_id: ' .. p.user_id .. ' (node list)'
365 debug_depth=debug_depth.. '.'
367 debug_show_node_X(q, print_fn); q = node_next(q)
372 s = s .. node.subtype(p.subtype); print_fn(s)
374 -------- math node --------
375 elseif pt=='noad' then
376 s = base ; print_fn(s)
378 debug_depth = k .. 'N'; debug_show_node_X(p.nucleus, print_fn);
381 debug_depth = k .. '^'; debug_show_node_X(p.sup, print_fn);
384 debug_depth = k .. '_'; debug_show_node_X(p.sub, print_fn);
387 elseif pt=='math_char' then
388 s = base .. ' fam: ' .. p.fam .. ' , char = ' .. utf.char(p.char)
390 elseif pt=='sub_box' then
393 debug_depth = k .. '.'; debug_show_node_X(p.head, print_fn);
400 function luatexja.ext_show_node_list(head,depth,print_fn)
404 debug_show_node_X(head, print_fn); head = node_next(head)
407 print_fn(debug_depth .. ' (null list)')
410 function luatexja.ext_show_node(head,depth,print_fn)
413 debug_show_node_X(head, print_fn)
415 print_fn(debug_depth .. ' (null list)')