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
136 luatexja.unary_pars = {
137 yalbaselineshift = function(t)
138 return print_scaled(tex.getattribute('ltj@yablshift'))..'pt'
140 yjabaselineshift = function(t)
141 return print_scaled(tex.getattribute('ltj@ykblshift'))..'pt'
143 kanjiskip = function(t)
144 return print_spec(ltjs.get_skip_table('kanjiskip', t))
146 xkanjiskip = function(t)
147 return print_spec(ltjs.get_skip_table('xkanjiskip', t))
149 jcharwidowpenalty = function(t)
150 return ltjs.get_penalty_table(stack_table_index.JWP, 0, t)
152 autospacing = function(t)
153 return tex.getattribute('ltj@autospc')
155 autoxspacing = function(t)
156 return tex.getattribute('ltj@autoxspc')
158 differentjfm = function(t)
159 local f, r = luatexja.jfmglue.diffmet_rule, '???'
160 if f == math.max then r = 'large'
161 elseif f == math.min then r = 'small'
162 elseif f == math.two_average then r = 'average'
163 elseif f == math.two_paverage then r = 'paverage'
164 elseif f == math.two_pleft then r = 'pleft'
165 elseif f == math.two_pright then r = 'pright'
166 elseif f == math.two_add then r = 'both'
172 local unary_pars = luatexja.unary_pars
173 function luatexja.ext_get_parameter_unary(k)
174 if unary_pars[k] then
175 tex.write(tostring(unary_pars[k](tex.getcount('ltj@@stack'))))
181 -- EXT: print parameters that need arguments
183 luatexja.binary_pars = {
184 jacharrange = function(c, t)
185 if type(c)~='number' or c<0 or c>31*ltjc.ATTR_RANGE then
187 ltjb.package_error('luatexja',
188 'invalid character range number (' .. tostring(c) .. ')',
189 'A character range number should be in the range 1..'
190 .. 31*ltjc.ATTR_RANGE .. ",\n"..
191 'So I changed this one to ' .. 31*ltjc.ATTR_RANGE .. ".")
192 c=0 -- external range 217 == internal range 0
193 elseif c==31*ltjc.ATTR_RANGE then c=0
195 -- 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
196 return (c<0) and 1 or ltjc.get_range_setting(c)
198 prebreakpenalty = function(c, t)
199 return ltjs.get_penalty_table(stack_table_index.PRE
200 + ltjb.in_unicode(c, true), 0, t)
202 postbreakpenalty = function(c, t)
203 return ltjs.get_penalty_table(stack_table_index.POST
204 + ltjb.in_unicode(c, true), 0, t)
206 kcatcode = function(c, t)
207 return ltjs.get_penalty_table(stack_table_index.KCAT
208 + ltjb.in_unicode(c, false), 0, t)
210 chartorange = function(c, t)
211 return ltjc.char_to_range(ltjb.in_unicode(c, false))
213 jaxspmode = function(c, t)
214 return ltjs.get_penalty_table(stack_table_index.XSP
215 + ltjb.in_unicode(c, true), 3, t)
218 local binary_pars = luatexja.binary_pars
220 binary_pars.alxspmode = binary_pars.jaxspmode
221 function luatexja.ext_get_parameter_binary(k,c)
222 if binary_pars[k] then
223 tex.write(tostring(binary_pars[k](c,tex.getcount('ltj@@stack'))))
228 -- EXT: print \global if necessary
229 function luatexja.ext_print_global()
230 if luatexja.isglobal=='global' then tex.sprint(cat_lp, '\\global') end
235 local Dnode = node.direct or node
236 local nullfunc = function (n) return n end
237 local to_node = (Dnode ~= node) and Dnode.tonode or nullfunc
238 local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc
239 -- mode = true iff main_process is called from pre_linebreak_filter
240 local function main_process(head, mode, dir)
241 local p = to_direct(head)
242 p = ltjj.main(p,mode)
243 if p then p = ltjw.set_ja_width(p, dir) end
249 luatexbase.add_to_callback(
250 'pre_linebreak_filter',
251 function (head,groupcode)
252 return main_process(head, true, tex.textdir)
253 end,'ltj.pre_linebreak_filter',
254 luatexbase.priority_in_callback('pre_linebreak_filter',
255 'luaotfload.node_processor') + 1)
256 luatexbase.add_to_callback(
258 function (head,groupcode,size,packtype, dir)
259 return main_process(head, false, dir)
260 end,'ltj.hpack_filter',
261 luatexbase.priority_in_callback('hpack_filter',
262 'luaotfload.node_processor') + 1)
267 local otfl_fdr = fonts.definers.read
268 local ltjr_font_callback = ltjr.font_callback
269 function luatexja.font_callback(name, size, id)
270 return ltjf.font_callback(
272 function (name, size, id) return ltjr_font_callback(name, size, id, otfl_fdr) end
275 luatexbase.add_to_callback('define_font',luatexja.font_callback,"luatexja.font_callback", 1)
285 local node_type = node.type
286 local node_next = node.next
287 local has_attr = node.has_attribute
289 local id_penalty = node.id('penalty')
290 local id_glyph = node.id('glyph')
291 local id_glue_spec = node.id('glue_spec')
292 local id_glue = node.id('glue')
293 local id_kern = node.id('kern')
294 local id_hlist = node.id('hlist')
295 local id_vlist = node.id('vlist')
296 local id_rule = node.id('rule')
297 local id_math = node.id('math')
298 local id_whatsit = node.id('whatsit')
299 local sid_user = node.subtype('user_defined')
301 local function get_attr_icflag(p)
302 return (has_attr(p, attr_icflag) or 0) % icflag_table.PROCESSED_BEGIN_FLAG
307 local function debug_show_node_X(p,print_fn)
308 local k = debug_depth
310 local pt=node_type(p.id)
311 local base = debug_depth .. string.format('%X', get_attr_icflag(p))
312 .. ' ' .. pt .. ' ' .. tostring(p.subtype) .. ' '
313 if pt == 'glyph' then
314 s = base .. ' ' .. utf.char(p.char) .. ' ' .. tostring(p.font)
315 .. ' (' .. print_scaled(p.height) .. '+'
316 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
318 elseif pt=='hlist' or pt=='vlist' then
319 s = base .. '(' .. print_scaled(p.height) .. '+'
320 .. print_scaled(p.depth) .. ')x' .. print_scaled(p.width) .. p.dir
322 s = s .. ', shifted ' .. print_scaled(p.shift)
324 if p.glue_sign >= 1 then
325 s = s .. ' glue set '
326 if p.glue_sign == 2 then s = s .. '-' end
327 s = s .. tostring(floor(p.glue_set*10000)/10000)
328 if p.glue_order == 0 then
332 for i = 2, p.glue_order do s = s .. 'l' end
335 if get_attr_icflag(p) == icflag_table.PACKED then
340 debug_depth=debug_depth.. '.'
342 debug_show_node_X(q, print_fn); q = node_next(q)
345 elseif pt == 'glue' then
346 s = base .. ' ' .. print_spec(p.spec)
347 if get_attr_icflag(p)>icflag_table.KINSOKU
348 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
349 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
350 elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP then
351 s = s .. ' (kanjiskip)'
352 elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP then
353 s = s .. ' (xkanjiskip)'
356 elseif pt == 'kern' then
357 s = base .. ' ' .. print_scaled(p.kern) .. 'pt'
359 s = s .. ' (for accent)'
360 elseif get_attr_icflag(p)==icflag_table.IC_PROCESSED then
361 s = s .. ' (italic correction)'
362 -- elseif get_attr_icflag(p)==ITALIC then
363 -- s = s .. ' (italic correction)'
364 elseif get_attr_icflag(p)>icflag_table.KINSOKU
365 and get_attr_icflag(p)<icflag_table.KANJI_SKIP then
366 s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
369 elseif pt == 'penalty' then
370 s = base .. ' ' .. tostring(p.penalty)
371 if get_attr_icflag(p)==icflag_table.KINSOKU then
372 s = s .. ' (for kinsoku)'
375 elseif pt == 'whatsit' then
376 s = base .. ' subtype: ' .. tostring(p.subtype)
377 if p.subtype==sid_user then
378 if p.type ~= 110 then
379 s = s .. ' user_id: ' .. p.user_id .. ' ' .. p.value
382 s = s .. ' user_id: ' .. p.user_id .. ' (node list)'
385 debug_depth=debug_depth.. '.'
387 debug_show_node_X(q, print_fn); q = node_next(q)
392 s = s .. node.subtype(p.subtype); print_fn(s)
394 -------- math node --------
395 elseif pt=='noad' then
396 s = base ; print_fn(s)
398 debug_depth = k .. 'N'; debug_show_node_X(p.nucleus, print_fn);
401 debug_depth = k .. '^'; debug_show_node_X(p.sup, print_fn);
404 debug_depth = k .. '_'; debug_show_node_X(p.sub, print_fn);
407 elseif pt=='math_char' then
408 s = base .. ' fam: ' .. p.fam .. ' , char = ' .. utf.char(p.char)
410 elseif pt=='sub_box' then
413 debug_depth = k .. '.'; debug_show_node_X(p.head, print_fn);
420 function luatexja.ext_show_node_list(head,depth,print_fn)
424 debug_show_node_X(head, print_fn); head = node_next(head)
427 print_fn(debug_depth .. ' (null list)')
430 function luatexja.ext_show_node(head,depth,print_fn)
433 debug_show_node_X(head, print_fn)
435 print_fn(debug_depth .. ' (null list)')