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-rw-r--r--Master/texmf-dist/tex/luatex/luatexja/ltj-jfmglue.lua471
1 files changed, 232 insertions, 239 deletions
diff --git a/Master/texmf-dist/tex/luatex/luatexja/ltj-jfmglue.lua b/Master/texmf-dist/tex/luatex/luatexja/ltj-jfmglue.lua
index fdf878eb919..0dc28f7c35d 100644
--- a/Master/texmf-dist/tex/luatex/luatexja/ltj-jfmglue.lua
+++ b/Master/texmf-dist/tex/luatex/luatexja/ltj-jfmglue.lua
@@ -54,26 +54,21 @@ local sid_start_thread = node.subtype('pdf_start_thread')
local sid_end_link = node.subtype('pdf_end_link')
local sid_end_thread = node.subtype('pdf_end_thread')
-local ITALIC = 1
-local PACKED = 2
-local KINSOKU = 3
-local FROM_JFM = 4
-local LINE_END = 5
-local KANJI_SKIP = 6
-local XKANJI_SKIP = 7
-local PROCESSED = 8
-local IC_PROCESSED = 9
-local BOXBDD = 15
-local PROCESSED_BEGIN_FLAG = 16
-
+local ITALIC = luatexja.icflag_table.ITALIC
+local PACKED = luatexja.icflag_table.PACKED
+local KINSOKU = luatexja.icflag_table.KINSOKU
+local FROM_JFM = luatexja.icflag_table.FROM_JFM
+local KANJI_SKIP = luatexja.icflag_table.KANJI_SKIP
+local XKANJI_SKIP = luatexja.icflag_table.XKANJI_SKIP
+local PROCESSED = luatexja.icflag_table.PROCESSED
+local IC_PROCESSED = luatexja.icflag_table.IC_PROCESSED
+local BOXBDD = luatexja.icflag_table.BOXBDD
+local PROCESSED_BEGIN_FLAG = luatexja.icflag_table.PROCESSED_BEGIN_FLAG
local kanji_skip
local xkanji_skip
-local attr_orig_char = luatexbase.attributes['ltj@origchar']
local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
local attr_icflag = luatexbase.attributes['ltj@icflag']
-local attr_autospc = luatexbase.attributes['ltj@autospc']
-local attr_autoxspc = luatexbase.attributes['ltj@autoxspc']
local max_dimen = 1073741823
local function get_attr_icflag(p)
@@ -91,13 +86,20 @@ local function fast_find_char_class(c,m)
return m.size_cache.chars[c] or 0
end
-local spec_zero_glue = node_new(id_glue_spec)
+-- 文字クラスの決定
+local function slow_find_char_class(c, m, oc)
+ local xc = c or oc
+ local cls = ltjf_find_char_class(oc, m)
+ if xc ~= oc and cls==0 then cls, xc = ltjf_find_char_class(-xc, m) end
+ return cls, xc
+end
+
+local zero_glue = node_new(id_glue)
+spec_zero_glue = node_new(id_glue_spec) -- must be public, since mentioned from other sources
+local spec_zero_glue = spec_zero_glue
spec_zero_glue.width = 0; spec_zero_glue.stretch_order = 0; spec_zero_glue.stretch = 0
spec_zero_glue.shrink_order = 0; spec_zero_glue.shrink = 0
-
-local function get_zero_spec()
- return node_copy(spec_zero_glue)
-end
+ zero_glue.spec = spec_zero_glue
local function skip_table_to_spec(n)
local g, st = node_new(id_glue_spec), ltjs.fast_get_skip_table(n)
@@ -109,54 +111,27 @@ end
-- penalty 値の計算
local function add_penalty(p,e)
- if p.penalty>=10000 then
- if e<=-10000 then p.penalty = 0 end
- elseif p.penalty<=-10000 then
- if e>=10000 then p.penalty = 0 end
+ local pp = p.penalty
+ if pp>=10000 then
+ if e<=-10000 then pp = 0 end
+ elseif pp<=-10000 then
+ if e>=10000 then pp = 0 end
else
- p.penalty = p.penalty + e
- if p.penalty>=10000 then p.penalty = 10000
- elseif p.penalty<=-10000 then p.penalty = -10000 end
+ pp = pp + e
+ if pp>=10000 then p.penalty = 10000
+ elseif pp<=-10000 then p.penalty = -10000
+ else p.penalty = pp end
end
return
end
-- 「異なる JFM」の間の調整方法
-diffmet_rule = math.two_average
+diffmet_rule = math.two_paverage
function math.two_add(a,b) return a+b end
function math.two_average(a,b) return (a+b)*0.5 end
-
--------------------- idea
--- 2 node の間に glue/kern/penalty を挿入する.
--- 基本方針: char node q と char node p の間
-
---  Np: 「p を核とする塊」
---   first: 最初の node,nuc: p,last: 最後の node
---   id: 核 node の種類
---  Nq: 「q を核とする塊」
---   実際の glue は Np.last, Nq.first の間に挿入される
---  Bp: Np.last, Nq.first の間の penalty node 達の配列
-
--- Np, Nq, Bp, widow_Bp について
--- Np, Nq は別々のテーブル.
--- 1回のループごとに Nq = Np, Np = (new table) となるのは効率が悪いので,
--- Np <-> Nq 入れ替え,その後 Np をクリアすることでテーブルを再利用.
--- 同様の関係は Bp, widow_Bp にも.
-
-
--- 核の定義:
---  node x が non-char node のときは,x のみ
---  x が char_node のときは,
---  - x が \accent の第二引数だったとき
---   [kern2 kern y kern2] x の 3 node が核に加わる
---  - x の直後に \/ 由来 kern があったとき
---   その \/ 由来の kern が核に加わる
--- p, q の走査で無視するもの:
---  ins, mark, adjust, whatsit, penalty
---
--- Nq.last .. + .. Bp.first .... Bp[last] .... * .. Np.first
--- +: kern from LINEEND はここに入る
--- *: jfm glue はここに入る
+function math.two_paverage(a,b) return (a+b)*0.5 end
+function math.two_pleft(a,b) return a end
+function math.two_pright(a,b) return b end
local head -- the head of current list
@@ -228,7 +203,7 @@ function check_box_high(Nx, box_ptr, box_end)
first_char = nil; last_char = nil; find_first_char = true
if check_box(box_ptr, box_end) then
if first_char then
- if first_char.font == has_attr(first_char, attr_curjfnt) then
+ if first_char.font == (has_attr(first_char, attr_curjfnt) or -1) then
set_np_xspc_jachar(Nx, first_char)
else
set_np_xspc_alchar(Nx, first_char.char,first_char, ligature_head)
@@ -274,7 +249,7 @@ local function calc_np_pbox(lp, last)
set_attr(lp, attr_icflag, get_attr_icflag(lp));
while lp~=last and lpa>=PACKED and lpa<BOXBDD do
Np.nuc = lp;
- lp = node_next(lp); lpa = has_attr(lp, attr_icflag)
+ lp = node_next(lp); lpa = has_attr(lp, attr_icflag) or 0
-- get_attr_icflag() ではいけない!
end
return check_next_ickern(lp)
@@ -284,7 +259,7 @@ end
local calc_np_auxtable = {
[id_glyph] = function (lp)
Np.first, Np.nuc = (Np.first or lp), lp;
- Np.id = (lp.font == has_attr(lp, attr_curjfnt)) and id_jglyph or id_glyph
+ Np.id = (lp.font == (has_attr(lp, attr_curjfnt) or -1)) and id_jglyph or id_glyph
--set_attr_icflag_processed(lp) treated in ltj-setwidth.lua
return true, check_next_ickern(node_next(lp));
end,
@@ -350,7 +325,7 @@ local calc_np_auxtable = {
set_attr_icflag_processed(lp); lp = node_next(lp)
set_attr_icflag_processed(lp); lp = node_next(lp)
set_attr_icflag_processed(lp); Np.nuc = lp
- Np.id = (lp.font == has_attr(lp, attr_curjfnt)) and id_jglyph or id_glyph
+ Np.id = (lp.font == (has_attr(lp, attr_curjfnt) or -1)) and id_jglyph or id_glyph
return true, check_next_ickern(node_next(lp));
else
Np.id = id_kern; set_attr_icflag_processed(lp);
@@ -373,13 +348,13 @@ calc_np_auxtable[id_glue] = calc_np_auxtable.discglue
local pairs = pairs
function calc_np(lp, last)
- local k
+ local k
-- We assume lp = node_next(Np.last)
Np, Nq, ihb_flag = Nq, Np, false
-- We clear `predefined' entries of Np before pairs() loop,
-- because using only pairs() loop is slower.
Np.post, Np.pre, Np.xspc = nil, nil, nil
- Np.first, Np.id, Np.last, Np.lend, Np.met = nil, nil, nil, nil
+ Np.first, Np.id, Np.last, Np.met = nil, nil, nil
Np.auto_kspc, Np.auto_xspc, Np.char, Np.class, Np.nuc = nil, nil, nil, nil, nil
for k in pairs(Np) do Np[k] = nil end
@@ -412,42 +387,49 @@ do
-- 和文文字のデータを取得
local attr_jchar_class = luatexbase.attributes['ltj@charclass']
+ local attr_orig_char = luatexbase.attributes['ltj@origchar']
+ local attr_autospc = luatexbase.attributes['ltj@autospc']
+ local attr_autoxspc = luatexbase.attributes['ltj@autoxspc']
function set_np_xspc_jachar(Nx, x)
local m = ltjf_font_metric_table[x.font]
- local c = has_attr(x, attr_orig_char) or x.char
- local cls = ltjf_find_char_class(x.char, m)
- if c ~= x.char and cls==0 then cls = ltjf_find_char_class(-c, m) end
+ local cls, c = slow_find_char_class(has_attr(x, attr_orig_char), m, x.char)
Nx.class = cls; set_attr(x, attr_jchar_class, cls)
- Nx.lend = m.size_cache.char_type[cls].kern[fast_find_char_class('lineend', m)] or 0
- Nx.met, Nx.var, Nx.char = m, m.var, c
- Nx.pre = ltjs_fast_get_penalty_table('pre', c) or 0
- Nx.post = ltjs_fast_get_penalty_table('post', c) or 0
- Nx.xspc = ltjs_fast_get_penalty_table('xsp', c) or 3
+ Nx.met, Nx.char = m, c
+ local t = ltjs.fast_get_penalty_table_parent(c)
+ Nx.pre = t.pre or 0
+ Nx.post = t.post or 0
+ Nx.xspc = t.xsp or 3
+ Nx.kcat = t.kcat or 0
Nx.auto_kspc, Nx.auto_xspc = (has_attr(x, attr_autospc)==1), (has_attr(x, attr_autoxspc)==1)
- end
+ end
local set_np_xspc_jachar = set_np_xspc_jachar
-- 欧文文字のデータを取得
local floor = math.floor
function set_np_xspc_alchar(Nx, c,x, lig)
if c~=-1 then
+ local xc, xs = x.components, x.subtype
if lig == ligature_head then
- while x.components and x.subtype and math.floor(x.subtype*0.5)%2==1 do
- x = x.components; c = x.char
+ while xc and xs and xs%4>=2 do
+ x = xc; xc, xs = x.components, x.subtype
end
+ c = x.char
else
- while x.components and x.subtype and math.floor(x.subtype*0.5)%2==1 do
- x = node.tail(x.components); c = x.char
+ while xc and xs and xs%4>=2 do
+ x = node.tail(xc); xc, xs = x.components, x.subtype
end
+ c = x.char
end
- Nx.pre = ltjs_fast_get_penalty_table('pre', c) or 0
- Nx.post = ltjs_fast_get_penalty_table('post', c) or 0
+ local t = ltjs.fast_get_penalty_table_parent(c)
+ Nx.pre = t.pre or 0
+ Nx.post = t.post or 0
+ Nx.xspc = t.xsp or 3
Nx.char = 'jcharbdd'
else
Nx.pre, Nx.post, Nx.char = 0, 0, -1
+ Nx.xspc = ltjs_fast_get_penalty_table('xsp', -1) or 3
end
Nx.met = nil
- Nx.xspc = ltjs_fast_get_penalty_table('xsp', c) or 3
Nx.auto_xspc = (has_attr(x, attr_autoxspc)==1)
end
local set_np_xspc_alchar = set_np_xspc_alchar
@@ -469,7 +451,7 @@ do
function after_hlist(Nx)
local s = Nx.last_char
if s then
- if s.font == has_attr(s, attr_curjfnt) then
+ if s.font == (has_attr(s, attr_curjfnt) or -1) then
set_np_xspc_jachar(Nx, s)
else
set_np_xspc_alchar(Nx, s.char, s, ligature_tail)
@@ -489,26 +471,11 @@ local after_hlist, after_alchar, extract_np = after_hlist, after_alchar, extract
-------------------- 最下層の処理
-local function lineend_fix(g)
- if g and g.id==id_kern then
- Nq.lend = 0
- elseif Nq.lend~=0 then
- if not g then
- g = node_new(id_kern); --copy_attr(g, Nq.nuc);
- g.subtype = 1; g.kern = -Nq.lend;
- set_attr(g, attr_icflag, LINEEND)
- else
- g.spec.width = g.spec.width - Nq.lend
- end
- end
- return g
-end
-
-- change penalties (or create a new penalty, if needed)
local function handle_penalty_normal(post, pre, g)
local a = (pre or 0) + (post or 0)
if #Bp == 0 then
- if (a~=0 and not(g and g.id==id_kern)) or Nq.lend~=0 then
+ if (a~=0 and not(g and g.id==id_kern)) then
local p = node_new(id_penalty); --copy_attr(p, Nq.nuc)
if a<-10000 then a = -10000 elseif a>10000 then a = 10000 end
p.penalty = a
@@ -523,7 +490,7 @@ end
local function handle_penalty_always(post, pre, g)
local a = (pre or 0) + (post or 0)
if #Bp == 0 then
- if not (g and g.id==id_glue) or Nq.lend~=0 then
+ if not (g and g.id==id_glue) then
local p = node_new(id_penalty); --copy_attr(p, Nq.nuc)
if a<-10000 then a = -10000 elseif a>10000 then a = 10000 end
p.penalty = a
@@ -549,28 +516,26 @@ local function handle_penalty_suppress(post, pre, g)
end
-- 和文文字間の JFM glue を node 化
-local function new_jfm_glue(Nn, bc, ac)
+local function new_jfm_glue(m, bc, ac)
-- bc, ac: char classes
- local z = Nn.met.size_cache.char_type[bc]
- local g = z.glue[ac]
+ local z = m.size_cache.char_type[bc]
+ local g, d = z.glue[ac], 0
if g then
- g = node_copy(g); g.spec = node.copy(g.spec);
- elseif z.kern[ac] then
- g = node_new(id_kern); --copy_attr(g, Nn.nuc)
- g.subtype = 1; g.kern = z.kern[ac]
- set_attr(g, attr_icflag, FROM_JFM);
+ g,d = node_copy(g[1]), g[2];
+ g.spec = node_copy(g.spec); -- node_copy は spec をコピーする
+ else
+ local k = z.kern[ac]
+ if k then
+ g = node_new(id_kern); --copy_attr(g, Nn.nuc)
+ g.subtype = 1; g.kern, d = k[1], k[2]
+ set_attr(g, attr_icflag, FROM_JFM);
+ end
end
- return g
+ return g, d
end
-- Nq.last (kern w) .... (glue/kern g) Np.first
local function real_insert(w, g)
- if w~=0 then
- local h = node_new(id_kern); --copy_attr(h, Nq.nuc)
- set_attr(h, attr_icflag, LINE_END)
- h.kern = w; h.subtype = 1
- head = node.insert_after(head, Nq.last, h)
- end
if g then
head = insert_before(head, Np.first, g)
Np.first = g
@@ -584,87 +549,112 @@ end
local get_kanjiskip
local function get_kanjiskip_normal()
- local g = node_new(id_glue); --copy_attr(g, Nq.nuc)
- g.spec = (Np.auto_kspc or Nq.auto_kspc) and node_copy(kanji_skip) or get_zero_spec()
- set_attr(g, attr_icflag, KANJI_SKIP)
- return g
+ if Np.auto_kspc or Nq.auto_kspc then
+ return node_copy(kanji_skip)
+ else
+ local g = node_copy(zero_glue)
+ set_attr(g, attr_icflag, KANJI_SKIP)
+ return g
+ end
end
local function get_kanjiskip_jfm()
- local g = node_new(id_glue); --copy_attr(g, Nq.nuc)
+ local g
if Np.auto_kspc or Nq.auto_kspc then
- local gx = node_new(id_glue_spec);
- gx.stretch_order, gx.shrink_order = 0, 0
- local bk = Nq.met.size_cache.kanjiskip
- local ak
- if (Np.met.size_cache==Nq.met.size_cache) and (Nq.var==Np.var) then
- ak = nil
- else
- ak = Np.met.size_cache.kanjiskip
- end
- if bk then
- if ak then
- gx.width = round(diffmet_rule(bk[1], ak[1]))
- gx.stretch = round(diffmet_rule(bk[2], ak[2]))
- gx.shrink = -round(diffmet_rule(-bk[3], -ak[3]))
- else
- gx.width = bk[1]; gx.stretch = bk[2]; gx.shrink = bk[3]
- end
- elseif ak then
- gx.width = ak[1]; gx.stretch = ak[2]; gx.shrink = ak[3]
- else
- gx.width, gx.stretch, gx.shrink = 0, 0, 0
- end
- g.spec = gx
+ g = node_new(id_glue); --copy_attr(g, Nq.nuc)
+ local gx = node_new(id_glue_spec);
+ gx.stretch_order, gx.shrink_order = 0, 0
+ local pm, qm = Np.met, Nq.met
+ local bk = qm.size_cache.kanjiskip or {0, 0, 0}
+ if (pm.size_cache==qm.size_cache) and (qm.var==pm.var) then
+ gx.width = bk[1]; gx.stretch = bk[2]; gx.shrink = bk[3]
+ else
+ local ak = pm.size_cache.kanjiskip or {0, 0, 0}
+ gx.width = round(diffmet_rule(bk[1], ak[1]))
+ gx.stretch = round(diffmet_rule(bk[2], ak[2]))
+ gx.shrink = -round(diffmet_rule(-bk[3], -ak[3]))
+ end
+ g.spec = gx
else
- g.spec = get_zero_spec()
+ g = node_copy(zero_glue)
end
set_attr(g, attr_icflag, KANJI_SKIP)
return g
end
-local function calc_ja_ja_aux(gb,ga)
+local function calc_ja_ja_aux(gb,ga, db, da)
+ local rbb, rab = (1-db)/2, (1-da)/2 -- 「前の文字」由来のグルーの割合
+ local rba, raa = (1+db)/2, (1+da)/2 -- 「前の文字」由来のグルーの割合
+ if diffmet_rule ~= math.two_pleft and diffmet_rule ~= math.two_pright
+ and diffmet_rule ~= math.two_paverage then
+ rbb, rab, rba, raa = 1,0,0,1
+ end
if not gb then
+ if ga then gb = node_new(id_kern); gb.kern = 0 else return nil end
+ elseif not ga then
+ ga = node_new(id_kern); ga.kern = 0
+ end
+
+ local k = node.type(gb.id) .. node.type(ga.id)
+ if k == 'glueglue' then
+ -- 両方とも glue.
+ gb.spec.width = round(diffmet_rule(
+ rbb*gb.spec.width + rba*ga.spec.width,
+ rab*gb.spec.width + raa*ga.spec.width ))
+ gb.spec.stretch = round(diffmet_rule(
+ rbb*gb.spec.stretch + rba*ga.spec.stretch,
+ rab*gb.spec.stretch + raa*ga.spec.stretch ))
+ gb.spec.shrink = -round(diffmet_rule(
+ -rbb*gb.spec.shrink - rba*ga.spec.shrink,
+ -rab*gb.spec.shrink - raa*ga.spec.shrink ))
+ node.free(ga)
+ return gb
+ elseif k == 'kernkern' then
+ -- 両方とも kern.
+ gb.kern = round(diffmet_rule(
+ rbb*gb.kern + rba*ga.kern,
+ rab*gb.kern + raa*ga.kern ))
+ node.free(ga)
+ return gb
+ elseif k == 'kernglue' then
+ -- gb: kern, ga: glue
+ ga.spec.width = round(diffmet_rule(
+ rbb*gb.kern + rba*ga.spec.width,
+ rab*gb.kern + raa*ga.spec.width ))
+ ga.spec.stretch = round(diffmet_rule(
+ rba*ga.spec.stretch, raa*ga.spec.stretch ))
+ ga.spec.shrink = -round(diffmet_rule(
+ -rba*ga.spec.shrink,-raa*ga.spec.shrink ))
+ node.free(gb)
return ga
else
- if not ga then return gb end
- local k = node.type(gb.id) .. node.type(ga.id)
- if k == 'glueglue' then
- -- 両方とも glue.
- gb.spec.width = round(diffmet_rule(gb.spec.width, ga.spec.width))
- gb.spec.stretch = round(diffmet_rule(gb.spec.stretch,ga.spec.shrink))
- gb.spec.shrink = -round(diffmet_rule(-gb.spec.shrink, -ga.spec.shrink))
- node.free(ga)
- return gb
- elseif k == 'kernkern' then
- -- 両方とも kern.
- gb.kern = round(diffmet_rule(gb.kern, ga.kern))
- node.free(ga)
- return gb
- elseif k == 'kernglue' then
- -- gb: kern, ga: glue
- ga.spec.width = round(diffmet_rule(gb.kern,ga.spec.width))
- ga.spec.stretch = round(diffmet_rule(ga.spec.stretch, 0))
- ga.spec.shrink = -round(diffmet_rule(-ga.spec.shrink, 0))
- node.free(gb)
- return ga
- else
- -- gb: glue, ga: kern
- gb.spec.width = round(diffmet_rule(ga.kern, gb.spec.width))
- gb.spec.stretch = round(diffmet_rule(gb.spec.stretch, 0))
- gb.spec.shrink = -round(diffmet_rule(-gb.spec.shrink, 0))
- node.free(ga)
- return gb
- end
+ -- gb: glue, ga: kern
+ gb.spec.width = round(diffmet_rule(
+ rba*ga.kern + rbb*gb.spec.width,
+ raa*ga.kern + rab*gb.spec.width ))
+ gb.spec.stretch = round(diffmet_rule(
+ rbb*gb.spec.stretch, rab*gb.spec.stretch ))
+ gb.spec.shrink = -round(diffmet_rule(
+ -rbb*gb.spec.shrink,-rab*gb.spec.shrink ))
+ node.free(ga)
+ return gb
end
end
local function calc_ja_ja_glue()
if ihb_flag then return nil
- elseif (Nq.met.size_cache==Np.met.size_cache) and (Nq.var==Np.var) then
- return new_jfm_glue(Nq, Nq.class, Np.class)
else
- return calc_ja_ja_aux(new_jfm_glue(Nq, Nq.class, fast_find_char_class('diffmet',Nq.met)),
- new_jfm_glue(Np, fast_find_char_class('diffmet',Np.met), Np.class))
+ local qm, pm = Nq.met, Np.met
+ if (qm.size_cache==pm.size_cache) and (qm.var==pm.var) then
+ return new_jfm_glue(qm, Nq.class, Np.class)
+ else
+ local npn, nqn = Np.nuc, Nq.nuc
+ local gb, db = new_jfm_glue(qm, Nq.class,
+ slow_find_char_class(has_attr(npn, attr_orig_char), qm, npn.char))
+ local ga, da = new_jfm_glue(pm,
+ slow_find_char_class(has_attr(nqn, attr_orig_char), pm, nqn.char),
+ Np.class)
+ return calc_ja_ja_aux(gb, ga, db, da);
+ end
end
end
@@ -673,30 +663,25 @@ end
-- get xkanjiskip
local get_xkanjiskip
local function get_xkanjiskip_normal(Nn)
- local g = node_new(id_glue); --copy_attr(g, Nn.nuc)
- local gx = node_new(id_glue_spec); g.spec = gx
if (Nq.xspc>=2) and (Np.xspc%2==1) and (Nq.auto_xspc or Np.auto_xspc) then
- g.spec = node_copy(xkanji_skip)
+ return node_copy(xkanji_skip)
else
- g.spec = get_zero_spec()
+ local g = node_copy(zero_glue)
+ set_attr(g, attr_icflag, XKANJI_SKIP)
+ return g
end
- set_attr(g, attr_icflag, XKANJI_SKIP)
- return g
end
local function get_xkanjiskip_jfm(Nn)
- local g = node_new(id_glue); --copy_attr(g, Nn.nuc)
+ local g
if (Nq.xspc>=2) and (Np.xspc%2==1) and (Nq.auto_xspc or Np.auto_xspc) then
+ g = node_new(id_glue); --copy_attr(g, Nn.nuc)
local gx = node_new(id_glue_spec);
gx.stretch_order, gx.shrink_order = 0, 0
- local bk = Nn.met.size_cache.xkanjiskip
- if bk then
- gx.width = bk[1]; gx.stretch = bk[2]; gx.shrink = bk[3]
- else
- gx.width, gx.stretch, gx.shrink = 0, 0, 0
- end
+ local bk = Nn.met.size_cache.xkanjiskip or {0, 0, 0}
+ gx.width = bk[1]; gx.stretch = bk[2]; gx.shrink = bk[3]
g.spec = gx
else
- g.spec = get_zero_spec()
+ g = node_copy(zero_glue)
end
set_attr(g, attr_icflag, XKANJI_SKIP)
return g
@@ -708,40 +693,43 @@ end
local function get_OA_skip()
if not ihb_flag then
- return new_jfm_glue(Np,
- fast_find_char_class(((Nq.id == id_math and -1) or 'jcharbdd'), Np.met), Np.class)
+ local pm = Np.met
+ return new_jfm_glue(pm,
+ fast_find_char_class(((Nq.id == id_math and -1) or 'jcharbdd'), pm), Np.class)
else return nil
end
end
local function get_OB_skip()
if not ihb_flag then
- return new_jfm_glue(Nq, Nq.class,
- fast_find_char_class(((Np.id == id_math and -1) or'jcharbdd'), Nq.met))
+ local qm = Nq.met
+ return new_jfm_glue(qm, Nq.class,
+ fast_find_char_class(((Np.id == id_math and -1) or'jcharbdd'), qm))
else return nil
end
end
-- (anything) .. jachar
local function handle_np_jachar(mode)
- if Nq.id==id_jglyph or ((Nq.id==id_pbox or Nq.id==id_pbox_w) and Nq.met) then
- local g = lineend_fix(calc_ja_ja_glue() or get_kanjiskip()) -- M->K
- handle_penalty_normal(Nq.post, Np.pre, g); real_insert(Nq.lend, g)
- elseif Nq.met then -- Nq.id==id_hlist
+ local qid = Nq.id
+ if qid==id_jglyph or ((qid==id_pbox or qid==id_pbox_w) and Nq.met) then
+ local g = calc_ja_ja_glue() or get_kanjiskip() -- M->K
+ handle_penalty_normal(Nq.post, Np.pre, g); real_insert(0, g)
+ elseif Nq.met then -- qid==id_hlist
local g = get_OA_skip() or get_kanjiskip() -- O_A->K
handle_penalty_normal(0, Np.pre, g); real_insert(0, g)
elseif Nq.pre then
local g = get_OA_skip() or get_xkanjiskip(Np) -- O_A->X
- if Nq.id==id_hlist then Nq.post = 0 end
+ if qid==id_hlist then Nq.post = 0 end
handle_penalty_normal(Nq.post, Np.pre, g); real_insert(0, g)
else
local g = get_OA_skip() -- O_A
- if Nq.id==id_glue then handle_penalty_normal(0, Np.pre, g)
- elseif Nq.id==id_kern then handle_penalty_suppress(0, Np.pre, g)
+ if qid==id_glue then handle_penalty_normal(0, Np.pre, g)
+ elseif qid==id_kern then handle_penalty_suppress(0, Np.pre, g)
else handle_penalty_always(0, Np.pre, g)
end
real_insert(0, g)
end
- if mode and (ltjs_fast_get_penalty_table('kcat', Np.char) or 0)%2~=1 then
+ if mode and Np.kcat%2~=1 then
widow_Np.first, widow_Bp, Bp = Np.first, Bp, widow_Bp
end
end
@@ -751,23 +739,24 @@ end
local function handle_nq_jachar()
if Np.pre then
if Np.id==id_hlist then Np.pre = 0 end
- local g = lineend_fix(get_OB_skip() or get_xkanjiskip(Nq)) -- O_B->X
- handle_penalty_normal(Nq.post, Np.pre, g); real_insert(Nq.lend, g)
+ local g = get_OB_skip() or get_xkanjiskip(Nq) -- O_B->X
+ handle_penalty_normal(Nq.post, Np.pre, g); real_insert(0, g)
else
- local g = lineend_fix(get_OB_skip()) -- O_B
+ local g = get_OB_skip() -- O_B
if Np.id==id_glue then handle_penalty_normal(Nq.post, 0, g)
elseif Np.id==id_kern then handle_penalty_suppress(Nq.post, 0, g)
else handle_penalty_always(Nq.post, 0, g)
end
- real_insert(Nq.lend, g)
+ real_insert(0, g)
end
end
-- (anything) .. (和文文字で始まる hlist)
local function handle_np_ja_hlist()
- if Nq.id==id_jglyph or ((Nq.id==id_pbox or Nq.id == id_pbox_w) and Nq.met) then
- local g = lineend_fix(get_OB_skip() or get_kanjiskip()) -- O_B->K
- handle_penalty_normal(Nq.post, 0, g); real_insert(Nq.lend, g)
+ local qid = Nq.id
+ if qid==id_jglyph or ((qid==id_pbox or Nq.id == id_pbox_w) and Nq.met) then
+ local g = get_OB_skip() or get_kanjiskip() -- O_B->K
+ handle_penalty_normal(Nq.post, 0, g); real_insert(0, g)
elseif Nq.met then -- Nq.id==id_hlist
local g = get_kanjiskip() -- K
handle_penalty_suppress(0, 0, g); real_insert(0, g)
@@ -801,25 +790,18 @@ end
local function handle_list_tail(mode)
adjust_nq(); Np = Nq
if mode then
- -- the current list is to be line-breaked:
- if Np.id == id_jglyph or (Np.id==id_pbox and Np.met) then
- if Np.lend~=0 then
- g = node_new(id_kern); g.subtype = 0; g.kern = Np.lend
- --copy_attr(g, Np.nuc);
- set_attr(g, attr_icflag, BOXBDD)
- node.insert_after(head, Np.last, g)
- end
- end
+ -- the current list is to be line-breaked.
-- Insert \jcharwidowpenalty
- Bp = widow_Bp; Np = widow_Np; Nq.lend = 0
+ Bp = widow_Bp; Np = widow_Np
if Np.first then
handle_penalty_normal(0,
ltjs_fast_get_penalty_table('jwp', 0) or 0)
end
else
-- the current list is the contents of a hbox
- if Np.id == id_jglyph or (Np.id==id_pbox and Np.met) then
- local g = new_jfm_glue(Np, Np.class, fast_find_char_class('boxbdd',Np.met))
+ local npi, pm = Np.id, Np.met
+ if npi == id_jglyph or (npi==id_pbox and pm) then
+ local g = new_jfm_glue(pm, Np.class, fast_find_char_class('boxbdd', pm))
if g then
set_attr(g, attr_icflag, BOXBDD)
head = node.insert_after(head, Np.last, g)
@@ -830,9 +812,10 @@ end
-- リスト先頭の処理
local function handle_list_head(par_indented)
- if Np.id == id_jglyph or (Np.id==id_pbox and Np.met) then
+ local npi, pm = Np.id, Np.met
+ if npi == id_jglyph or (npi==id_pbox and pm) then
if not ihb_flag then
- local g = new_jfm_glue(Np, fast_find_char_class(par_indented, Np.met), Np.class)
+ local g = new_jfm_glue(pm, fast_find_char_class(par_indented, pm), Np.class)
if g then
set_attr(g, attr_icflag, BOXBDD)
if g.id==id_glue and #Bp==0 then
@@ -849,30 +832,37 @@ end
-- return value: (the initial cursor lp), (last node)
local function init_var(mode)
Bp, widow_Bp, widow_Np = {}, {}, {first = nil}
- kanji_skip=skip_table_to_spec('kanjiskip')
- get_kanjiskip = (kanji_skip.width == max_dimen)
+
+ kanji_skip = node_new(id_glue)
+ kanji_skip.spec = skip_table_to_spec('kanjiskip')
+ set_attr(kanji_skip, attr_icflag, KANJI_SKIP)
+ get_kanjiskip = (kanji_skip.spec.width == max_dimen)
and get_kanjiskip_jfm or get_kanjiskip_normal
- xkanji_skip=skip_table_to_spec('xkanjiskip')
- get_xkanjiskip = (xkanji_skip.width == max_dimen)
+
+ xkanji_skip = node_new(id_glue)
+ xkanji_skip.spec = skip_table_to_spec('xkanjiskip')
+ set_attr(xkanji_skip, attr_icflag, XKANJI_SKIP)
+ get_xkanjiskip = (xkanji_skip.spec.width == max_dimen)
and get_xkanjiskip_jfm or get_xkanjiskip_normal
+
Np = {
auto_kspc=nil, auto_xspc=nil, char=nil, class=nil,
- first=nil, id=nil, last=nil, lend=0, met=nil, nuc=nil,
+ first=nil, id=nil, last=nil, met=nil, nuc=nil,
post=nil, pre=nil, xspc=nil,
}
Nq = {
auto_kspc=nil, auto_xspc=nil, char=nil, class=nil,
- first=nil, id=nil, last=nil, lend=0, met=nil, nuc=nil,
+ first=nil, id=nil, last=nil, met=nil, nuc=nil,
post=nil, pre=nil, xspc=nil,
}
if mode then
-- the current list is to be line-breaked:
-- hbox from \parindent is skipped.
- local lp, par_indented = head, 'boxbdd'
- while lp and ((lp.id==id_whatsit and lp.subtype~=sid_user)
- or ((lp.id==id_hlist) and (lp.subtype==3))) do
- if (lp.id==id_hlist) and (lp.subtype==3) then par_indented = 'parbdd' end
- lp=node_next(lp) end
+ local lp, par_indented, lpi, lps = head, 'boxbdd', head.id, head.subtype
+ while lp and ((lpi==id_whatsit and lps~=sid_user)
+ or ((lpi==id_hlist) and (lps==3))) do
+ if (lpi==id_hlist) and (lps==3) then par_indented = 'parbdd' end
+ lp=node_next(lp); lpi, lps = lp.id, lp.subtype end
return lp, node.tail(head), par_indented
else
-- the current list is the contents of a hbox:
@@ -919,11 +909,12 @@ function main(ahead, mode)
lp = calc_np(lp, last)
while Np do
extract_np(); adjust_nq()
+ local pid, pm = Np.id, Np.met
-- 挿入部
- if Np.id == id_jglyph then
+ if pid == id_jglyph then
handle_np_jachar(mode)
- elseif Np.met then
- if Np.id==id_hlist then handle_np_ja_hlist()
+ elseif pm then
+ if pid==id_hlist then handle_np_ja_hlist()
else handle_np_jachar() end
elseif Nq.met then
if Nq.id==id_hlist then handle_nq_ja_hlist()
@@ -965,6 +956,8 @@ local function whatsit_callback(Np, lp, Nq)
return Np
end
end
+
+
local function whatsit_after_callback(s, Nq, Np)
if not s and Nq.nuc.user_id == 30114 then
local x, y = node.prev(Nq.nuc), Nq.nuc