-local floor = math.floor
-
require('lualibs')
------------------------------------------------------------------------
-- ext_... : called from \directlua{}
-- int_... : called from other Lua codes, but not from \directlua{}
-- (other) : only called from this file
-function luatexja.error(s,t)
- tex.error('LuaTeX-ja error: ' .. s ,t)
-end
function luatexja.load_module(name)
- if not package.loaded['luatexja.' .. name] then
- local fn = 'ltj-' .. name .. '.lua'
- local found = kpse.find_file(fn, 'tex')
- if not found then
- luatexja.error("File `" .. fn .. "' not found",
- {'This file ' .. fn .. ' is required for LuaTeX-ja.', 'Please check your installation.'})
- else
- texio.write('(' .. found .. ')\n')
- dofile(found)
- end
- end
+ require('ltj-' .. name.. '.lua')
end
function luatexja.load_lua(fn)
local found = kpse.find_file(fn, 'tex')
if not found then
- error("File `" .. fn .. "' not found")
+ tex.error("LuaTeX-ja error: File `" .. fn .. "' not found")
else
- texio.write('(' .. found .. ')\n')
+ 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
+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(伸びやすく,縮みやすい)
-- 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
+icflag_table.KANJI_SKIP = 9
+icflag_table.KANJI_SKIP_JFM = 10
+icflag_table.XKANJI_SKIP = 11
+icflag_table.XKANJI_SKIP_JFM = 12
+icflag_table.PROCESSED = 13
+icflag_table.IC_PROCESSED = 14
+icflag_table.BOXBDD = 15
+icflag_table.PROCESSED_BEGIN_FLAG = 128
+
+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.RIPRE = 0xA00000 -- characterごと,ruby pre
+stack_table_index.RIPOST = 0xC00000 -- characterごと,ruby post
+stack_table_index.JWP = 0 -- これだけ
+stack_table_index.KSK = 1 -- これだけ
+stack_table_index.XSK = 2 -- これだけ
+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.BPAR = luatexbase.newuserwhatsitid('begin_par', 'luatexja') -- 「段落始め」
+
+------------------------------------------------------------------------
+-- FIX node.remove
+------------------------------------------------------------------------
+do
+ local node_remove, node_next, node_prev = node.remove, node.next, node.prev
+ function luatexja.node_remove (head, current)
+ if head==current then
+ local q, r = node_next(current), node_prev(current)
+ if q then q.prev = r end
+ if r and node_next(r)==current then
+ r.next = q
+ end
+ return q, q
+ else
+ return node_remove(head, current)
+ end
+ end
+ local Dnode = node.direct or node
+ if Dnode~=node then
+ local Dnode_remove, setfield = Dnode.remove, Dnode.setfield
+ local Dnode_next, Dnode_prev = Dnode.getnext, Dnode.getprev
+ function luatexja.Dnode_remove (head, current)
+ if head==current then
+ local q, r = Dnode_next(current), Dnode_prev(current)
+ if q then setfield(q, 'prev', r) end
+ if r and Dnode_next(r) == current then
+ setfield(r, 'next', q)
+ end
+ return q, q
+ else
+ return Dnode_remove(head, current)
+ end
+ end
+ else
+ luatexja.Dnode_remove = luatexja.node_remove
+ end
+end
+
+--- 定義終わり
local load_module = luatexja.load_module
load_module('base'); local ltjb = luatexja.base
load_module('math'); local ltjm = luatexja.math
load_module('tangle'); local ltjb = luatexja.base
-
-local node_type = node.type
-local node_new = node.new
-local node_prev = node.prev
-local node_next = node.next
-local has_attr = node.has_attribute
-local node_insert_before = node.insert_before
-local node_insert_after = node.insert_after
-local node_hpack = node.hpack
-
-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 attr_jchar_class = luatexbase.attributes['ltj@charclass']
local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
local attr_yablshift = luatexbase.attributes['ltj@yablshift']
local cat_lp = luatexbase.catcodetables['latex-package']
-- Three aux. functions, bollowed from tex.web
+
local unity=65536
+local floor = math.floor
+
local function print_scaled(s)
local out=''
local delta=10
return out
end
-function print_spec(p)
+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
----- table: charprop_stack_table [stack_level].{pre|post|xsp}[chr_code]
-
------------------------------------------------------------------------
-- CODE FOR GETTING/SETTING PARAMETERS
------------------------------------------------------------------------
-- EXT: print parameters that don't need arguments
-function luatexja.ext_get_parameter_unary(k)
- 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', tex.getcount('ltj@@stack'))))
- elseif k == 'xkanjiskip' then
- tex.write(print_spec(ltjs.get_skip_table('xkanjiskip', tex.getcount('ltj@@stack'))))
- elseif k == 'jcharwidowpenalty' then
- tex.write(ltjs.get_penalty_table('jwp', 0, 0, tex.getcount('ltj@@stack')))
- 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('???')
+do
+ luatexja.unary_pars = {
+ yalbaselineshift = function(t)
+ return print_scaled(tex.getattribute('ltj@yablshift'))..'pt'
+ end,
+ yjabaselineshift = function(t)
+ return print_scaled(tex.getattribute('ltj@ykblshift'))..'pt'
+ end,
+ kanjiskip = function(t)
+ return print_spec(ltjs.get_stack_skip(stack_table_index.KSK, t))
+ end,
+ xkanjiskip = function(t)
+ return print_spec(ltjs.get_stack_skip(stack_table_index.XSK, t))
+ end,
+ jcharwidowpenalty = function(t)
+ return ltjs.get_stack_table(stack_table_index.JWP, 0, t)
+ end,
+ autospacing = function(t)
+ return tex.getattribute('ltj@autospc')
+ end,
+ autoxspacing = function(t)
+ return tex.getattribute('ltj@autoxspc')
+ end,
+ differentjfm = function(t)
+ local f, r = luatexja.jfmglue.diffmet_rule, '???'
+ if f == math.max then r = 'large'
+ elseif f == math.min then r = 'small'
+ elseif f == math.two_average then r = 'average'
+ elseif f == math.two_paverage then r = 'paverage'
+ elseif f == math.two_pleft then r = 'pleft'
+ elseif f == math.two_pright then r = 'pright'
+ elseif f == math.two_add then r = 'both'
+ end
+ return r
+ end
+ }
+
+ local unary_pars = luatexja.unary_pars
+ function luatexja.ext_get_parameter_unary(k)
+ if unary_pars[k] then
+ tex.write(tostring(unary_pars[k](tex.getcount('ltj@@stack'))))
end
end
end
-- EXT: print parameters that need arguments
-function luatexja.ext_get_parameter_binary(k,c)
- 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>=7*ltjc.ATTR_RANGE then
- ltjb.package_error('luatexja',
- 'invalid character range number (' .. c .. ')',
- 'A character range number should be in the range 0..'
- .. 7+ATTR_RANGE-1 .. ",\n"..
- 'So I changed this one to zero.')
- c=0
- end
+do
+ luatexja.binary_pars = {
+ jacharrange = function(c, t)
+ if type(c)~='number' or c<0 or c>31*ltjc.ATTR_RANGE then
+ -- 0 はエラーにしない(隠し)
+ ltjb.package_error('luatexja',
+ 'invalid character range number (' .. tostring(c) .. ')',
+ 'A character range number should be in the range 1..'
+ .. 31*ltjc.ATTR_RANGE .. ",\n"..
+ 'So I changed this one to ' .. 31*ltjc.ATTR_RANGE .. ".")
+ c=0 -- external range 217 == internal range 0
+ elseif c==31*ltjc.ATTR_RANGE then c=0
+ end
-- 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
- tex.write( (c<0) and -1 or ltjc.get_range_setting(c))
- else
- if c<0 or c>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('pre', c, 0, tex.getcount('ltj@@stack')))
- elseif k == 'postbreakpenalty' then
- tex.write(ltjs.get_penalty_table('post', c, 0, tex.getcount('ltj@@stack')))
- elseif k == 'kcatcode' then
- tex.write(ltjs.get_penalty_table('kcat', c, 0, tex.getcount('ltj@@stack')))
- elseif k == 'chartorange' then
- tex.write(ltjc.char_to_range(c))
- elseif k == 'jaxspmode' or k == 'alxspmode' then
- tex.write(ltjs.get_penalty_table('xsp', c, 3, tex.getcount('ltj@@stack')))
+ return (c<0) and 1 or ltjc.get_range_setting(c)
+ end,
+ prebreakpenalty = function(c, t)
+ return ltjs.get_stack_table(stack_table_index.PRE
+ + ltjb.in_unicode(c, true), 0, t)
+ end,
+ postbreakpenalty = function(c, t)
+ return ltjs.get_stack_table(stack_table_index.POST
+ + ltjb.in_unicode(c, true), 0, t)
+ end,
+ kcatcode = function(c, t)
+ return ltjs.get_stack_table(stack_table_index.KCAT
+ + ltjb.in_unicode(c, false), 0, t)
+ end,
+ chartorange = function(c, t)
+ return ltjc.char_to_range(ltjb.in_unicode(c, false))
+ end,
+ jaxspmode = function(c, t)
+ return ltjs.get_stack_table(stack_table_index.XSP
+ + ltjb.in_unicode(c, true), 3, t)
+ end,
+ }
+ local binary_pars = luatexja.binary_pars
+
+ binary_pars.alxspmode = binary_pars.jaxspmode
+ function luatexja.ext_get_parameter_binary(k,c)
+ if binary_pars[k] then
+ tex.write(tostring(binary_pars[k](c,tex.getcount('ltj@@stack'))))
end
end
end
end
-- main process
--- 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
+do
+ local Dnode = node.direct or node
+ local nullfunc = function (n) return n end
+ local to_node = (Dnode ~= node) and Dnode.tonode or nullfunc
+ local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc
+ -- mode = true iff main_process is called from pre_linebreak_filter
+ local function main_process(head, mode, dir)
+ tex.setattribute('global', attr_icflag, 0)
+ local p = to_direct(head)
+ p = ltjj.main(p,mode)
+ if p then p = ltjw.set_ja_width(p, dir) end
+ return to_node(p)
+ end
+
+ local function adjust_icflag(h)
+ -- kern from luaotfload will have icflag = 1
+ -- (same as italic correction)
+ tex.setattribute('global', attr_icflag, 1)
+ return h
+ 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)
+ luatexbase.add_to_callback('pre_linebreak_filter', adjust_icflag, 'adjust_icflag', 1)
+ luatexbase.add_to_callback('hpack_filter', adjust_icflag, 'adjust_icflag', 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
--- 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.pre_linebreak_filter') + 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.hpack_filter') + 1)
+
+
-- 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
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)
+ print_fn(s); debug_depth=debug_depth.. '.'
+ for q in node.traverse(p.head) do
+ debug_show_node_X(q, print_fn)
end
debug_depth=k
elseif pt == 'glue' then
s = s .. ' (from JFM: priority ' .. get_attr_icflag(p)-icflag_table.FROM_JFM .. ')'
elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP then
s = s .. ' (kanjiskip)'
+ elseif get_attr_icflag(p)==icflag_table.KANJI_SKIP_JFM then
+ s = s .. ' (kanjiskip, JFM specified)'
elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP then
s = s .. ' (xkanjiskip)'
+ elseif get_attr_icflag(p)==icflag_table.XKANJI_SKIP_JFM then
+ s = s .. ' (xkanjiskip, JFM specified)'
end
print_fn(s)
elseif pt == 'kern' then
elseif pt=='math_char' then
s = base .. ' fam: ' .. p.fam .. ' , char = ' .. utf.char(p.char)
print_fn(s)
- elseif pt=='sub_box' then
+ elseif pt=='sub_box' or pt=='sub_mlist' then
print_fn(base)
if p.head then
- debug_depth = k .. '.'; debug_show_node_X(p.head, print_fn);
+ debug_depth = k .. '.';
+ for q in node.traverse(p.head) do
+ debug_show_node_X(q, print_fn)
+ end
end
else
print_fn(base)
else
print_fn(debug_depth .. ' (null list)')
end
-end
\ No newline at end of file
+end
+
+end