--
luatexbase.provides_module({
name = 'luatexja.ruby',
- date = '2014/02/06',
- description = 'Ruby',
+ date = '2014/05/08',
+ description = 'Ruby annotation',
})
module('luatexja.ruby', package.seeall)
local err, warn, info, log = luatexbase.errwarinf(_NAME)
local id_whatsit = node.id('whatsit')
local id_glue = node.id('glue')
local id_kern = node.id('kern')
+local id_penalty = node.id('penalty')
local id_glue_spec = node.id('glue_spec')
local sid_user = node.subtype('user_defined')
local ltjs_get_stack_table = luatexja.stack.get_stack_table
local attr_ruby_maxmargin = luatexbase.attributes['ltj@kcat1']
local attr_ruby_stretch = luatexbase.attributes['ltj@kcat2']
local attr_ruby_mode = luatexbase.attributes['ltj@kcat3']
+local attr_ruby_id = luatexbase.attributes['ltj@kcat4'] -- uniq id
+local attr_ruby_intergap = luatexbase.attributes['ltj@kcat5']
local attr_ruby = luatexbase.attributes['ltj@rubyattr']
--- ルビ内部処理用
--- jfmglue 中では「2つ前のクラスタもルビ」のフラグ(true = 1)
--- (whatsit).value node ではルビ全角の値(sp単位)
--- 行分割前後では,「何番目のルビ関連ノード」か
+-- ルビ内部処理用,以下のようにノードによって使われ方が異なる
+-- * (whatsit) では JAglue 処理時に,
+-- 「2つ前のクラスタもルビ」 ==> そのルビクラスタの id
+-- otherwise ==> unset
+-- * (whatsit).value node ではルビ全角の値(sp単位)
+-- * 行分割で whatsit の前後に並ぶノードでは,「何番目のルビ関連ノード」か
+-- * (whatsit).value に続く整形済み vbox たちでは post_intrusion の値
+local cat_lp = luatexbase.catcodetables['latex-package']
local round, floor = tex.round, math.floor
local min, max = math.min, math.max
-local FROM_JFM = luatexja.icflag_table.FROM_JFM
-local PROCESSED = luatexja.icflag_table.PROCESSED
-local KANJI_SKIP = luatexja.icflag_table.KANJI_SKIP
-local KANJI_SKIP_JFM = luatexja.icflag_table.KANJI_SKIP_JFM
-local XKANJI_SKIP = luatexja.icflag_table.XKANJI_SKIP
-local XKANJI_SKIP_JFM= luatexja.icflag_table.XKANJI_SKIP_JFM
-
luatexja.userid_table.RUBY_PRE = luatexbase.newuserwhatsitid('ruby_pre', 'luatexja')
luatexja.userid_table.RUBY_POST = luatexbase.newuserwhatsitid('ruby_post', 'luatexja')
local RUBY_PRE = luatexja.userid_table.RUBY_PRE
local deg = #coef
for i = 1, deg do
if coef[i][i]==0 then
- for j = i+1, deg do
+ for j = i+1, deg do
if coef[j][i]~=0 then
coef[i], coef[j] = coef[j], coef[i]; break
end
end
end
- for j = 1,deg do
+ for j = 1,deg do
local d = coef[i][i];
if j~=i then
local e = coef[j][i]
end
end
--- 実行回数 + ルビ中身 から uniq_id を作る関数
--- 未実装.これを使えば 2 回目以降の組版に 1 回目の情報が使える
+local function solve_1(coef)
+ local a, b, c = coef[1][4], coef[2][4], coef[3][4]
+ coef[1][4], coef[2][4], coef[3][4] = c-b, a+b-c, c-a
+ return coef
+end
+local function solve_2(coef)
+ local a, b, c, d, e = coef[1][6], coef[2][6], coef[3][6], coef[4][6], coef[5][6]
+ coef[1][6], coef[2][6], coef[3][6], coef[4][6], coef[5][6]
+ = e-c, a+c-e, e-a-d, b+d-e, e-b
+ return coef
+end
+
+
+-- 実行回数 + ルビ中身 から uniq_id を作る関数
+old_break_info = {} -- public, 前 run 時の分割情報
+local cache_handle
+function read_old_break_info()
+ if tex.jobname then
+ local fname = tex.jobname .. '.ltjruby'
+ local real_file = kpse.find_file(fname)
+ if real_file then dofile(real_file) end
+ cache_handle = io.open(fname, 'w')
+ end
+end
+local make_uniq_id
+do
+ local exec_count = 0
+ make_uniq_id = function (w)
+ exec_count = exec_count + 1
+ return exec_count
+ end
+end
-- concatenation of boxes: reusing nodes
-- ルビ組版が行われている段落/hboxでの設定が使われる.
setfield(f, 'head', nil); node_free(f)
setfield(b, 'head', nil); node_free(b)
return Dnode.hpack(luatexja.jfmglue.main(h,false))
- else
+ else
return f
end
elseif b then
----------------------------------------------------------------
-- box の中身のノードは再利用される
-local function enlarge(box, new_width, pre, middle, post, prenw, postnw)
- -- pre, middle, post: 伸縮比率
- -- prenw, postnw: 前後の自然長 (sp)
- local h = getlist(box); local hh, hd = getfield(box, 'height'), getfield(box, 'depth')
- local hx = h
- while hx do
- if has_attr(hx, attr_icflag) == KANJI_SKIP
- or has_attr(hx, attr_icflag) == KANJI_SKIP_JFM
- or has_attr(hx, attr_icflag) == XKANJI_SKIP
- or has_attr(hx, attr_icflag) == XKANJI_SKIP_JFM
- or has_attr(hx, attr_icflag) == FROM_JFM then
- -- この 5 種類の空白をのばす
- if getid(hx) == id_kern then
- local k = node_new(id_glue)
- local ks = node_new(id_glue_spec)
- setfield(ks, 'width', getfield(hx, 'kern'))
- setfield(ks, 'stretch_order', 2)
- setfield(ks, 'stretch', round(middle*65536))
- setfield(ks, 'shrink_order', 0)
- setfield(ks, 'shrink', 0)
- setfield(k, 'subtype', 0)
- setfield(k, 'spec', ks)
- h = insert_after(h, hx, k);
- h = node_remove(h, hx); node_free(hx); hx = k
- else -- glue
- local ks = node_copy(getfield(hx, 'spec'))
- setfield(ks, 'stretch_order', 2)
- setfield(ks, 'stretch', round(middle*65536))
- setfield(ks, 'shrink_order', 0)
- setfield(ks, 'shrink', 0)
- setfield(hx, 'spec', ks)
- end
+local enlarge
+do
+ local FROM_JFM = luatexja.icflag_table.FROM_JFM
+ local PROCESSED = luatexja.icflag_table.PROCESSED
+ local KANJI_SKIP = luatexja.icflag_table.KANJI_SKIP
+ local KANJI_SKIP_JFM = luatexja.icflag_table.KANJI_SKIP_JFM
+ local XKANJI_SKIP = luatexja.icflag_table.XKANJI_SKIP
+ local XKANJI_SKIP_JFM= luatexja.icflag_table.XKANJI_SKIP_JFM
+ enlarge = function (box, new_width, pre, middle, post, prenw, postnw)
+ -- pre, middle, post: 伸縮比率
+ -- prenw, postnw: 前後の自然長 (sp)
+ local h = getlist(box);
+ local hh, hd = getfield(box, 'height'), getfield(box, 'depth')
+ local hx = h
+ while hx do
+ local hic = has_attr(hx, attr_icflag)
+ if (hic == KANJI_SKIP) or (hic == KANJI_SKIP_JFM)
+ or (hic == XKANJI_SKIP) or (hic == XKANJI_SKIP_JFM)
+ or ((hic<=FROM_JFM+2) and (hic>=FROM_JFM-2)) then
+ -- この 5 種類の空白をのばす
+ if getid(hx) == id_kern then
+ local k = node_new(id_glue)
+ local ks = node_new(id_glue_spec)
+ setfield(ks, 'width', getfield(hx, 'kern'))
+ setfield(ks, 'stretch_order', 2)
+ setfield(ks, 'stretch', round(middle*65536))
+ setfield(ks, 'shrink_order', 0); setfield(ks, 'shrink', 0)
+ setfield(k, 'subtype', 0); setfield(k, 'spec', ks)
+ h = insert_after(h, hx, k);
+ h = node_remove(h, hx); node_free(hx); hx = k
+ else -- glue
+ local old_spec = getfield(hx, 'spec')
+ local ks = node_copy(old_spec)
+ setfield(ks, 'stretch_order', 2)
+ setfield(ks, 'stretch', round(middle*65536))
+ setfield(ks, 'shrink_order', 0); setfield(ks, 'shrink', 0)
+ setfield(hx, 'spec', ks)
+ -- decrease old_spec's reference count
+ local b = node_new(id_glue)
+ setfield(b, 'spec', old_spec); node_free(b)
+ end
+ end
+ hx = node_next(hx)
end
- hx = node_next(hx)
+ -- 先頭の空白を挿入
+ local k = node_new(id_glue);
+ local ks = node_new(id_glue_spec)
+ setfield(ks, 'width', prenw)
+ setfield(ks, 'stretch_order', 2); setfield(ks, 'stretch', round(pre*65536))
+ setfield(ks, 'shrink_order', 0); setfield(ks, 'shrink', 0)
+ setfield(k, 'subtype', 0); setfield(k, 'spec', ks)
+ h = insert_before(h, h, k);
+ -- 末尾の空白を挿入
+ local k = node_new(id_glue);
+ local ks = node_new(id_glue_spec);
+ setfield(ks, 'width', postnw)
+ setfield(ks, 'stretch_order', 2); setfield(ks, 'stretch', round(post*65536))
+ setfield(ks, 'shrink_order', 0); setfield(ks, 'shrink', 0)
+ setfield(k, 'subtype', 0);setfield(k, 'spec', ks)
+ insert_after(h, node_tail(h), k);
+ -- hpack
+ setfield(box, 'head', nil); node_free(box)
+ box = Dnode.hpack(h, new_width, 'exactly')
+ setfield(box, 'height', hh)
+ setfield(box, 'depth', hd)
+ return box
end
- -- 先頭の空白を挿入
- local k = node_new(id_glue);
- local ks = node_new(id_glue_spec)
- setfield(ks, 'width', prenw)
- setfield(ks, 'stretch_order', 2)
- setfield(ks, 'stretch', round(pre*65536))
- setfield(ks, 'shrink_order', 0)
- setfield(ks, 'shrink', 0)
- setfield(k, 'subtype', 0)
- setfield(k, 'spec', ks)
- h = insert_before(h, h, k);
- -- 末尾の空白を挿入
- local k = node_new(id_glue);
- local ks = node_new(id_glue_spec);
- setfield(ks, 'width', postnw)
- setfield(ks, 'stretch_order', 2)
- setfield(ks, 'stretch', round(post*65536))
- setfield(ks, 'shrink_order', 0)
- setfield(ks, 'shrink', 0)
- setfield(k, 'subtype', 0)
- setfield(k, 'spec', ks)
- insert_after(h, node_tail(h), k);
- -- hpack
- setfield(box, 'head', nil); node_free(box)
- box = Dnode.hpack(h, new_width, 'exactly')
- setfield(box, 'height', hh)
- setfield(box, 'depth', hd)
- return box
end
+
----------------------------------------------------------------
-- TeX interface
----------------------------------------------------------------
setfield(wv, 'value', floor(#rtlr))
set_attr(wv, attr_ruby, rst.rubyzw)
set_attr(wv, attr_ruby_maxmargin, rst.maxmargin)
- set_attr(wv, attr_ruby_maxprep, rst.intrusionpre)
- set_attr(wv, attr_ruby_maxpostp, rst.intrusionpost)
+ set_attr(wv, attr_ruby_maxprep, rst.pre)
+ set_attr(wv, attr_ruby_maxpostp, rst.post)
+ set_attr(wv, attr_ruby_intergap, rst.intergap)
set_attr(wv, attr_ruby_stretch, rst.stretch)
set_attr(wv, attr_ruby_mode, rst.mode)
local n = wv
_, n = insert_after(wv, n, rtlp[i])
end
-- w.value: (whatsit) .. r1 .. p1 .. r2 .. p2
- Dnode.write(w)
+ Dnode.write(w); return w,wv
end
-- rst: table
function texiface(rst, rtlr, rtlp)
if #rtlr ~= #rtlp then
- for i,v in pairs(rtlr) do node_free(v) end
- for i,v in pairs(rtlp) do node_free(v) end
+ for i=1, #rtlr do node_free(rtlr[i]) end
+ for i=1, #rtlp do node_free(rtlp[i]) end
luatexja.base.package_error('luatexja-ruby',
'Group count mismatch between the ruby and\n' ..
'the body (' .. #rtlr .. ' != ' .. #rtlp .. ').',
else
local f = true
for i = 1,#rtlr do
- if getfield(rtlr[i], 'width') > getfield(rtlp[i], 'width') then f = false; break end
+ if getfield(rtlr[i], 'width') > getfield(rtlp[i], 'width') then
+ f = false; break
+ end
end
if f then -- モノルビ * n
local r,p = {true}, {true}
r[1] = rtlr[i]; p[1] = rtlp[i]; texiface_low(rst, r, p)
end
else
- texiface_low(rst, rtlr, rtlp)
+ local w, wv = texiface_low(rst, rtlr, rtlp)
+ local id = make_uniq_id(w)
+ set_attr(wv, attr_ruby_id, id)
end
end
end
-
----------------------------------------------------------------
-- pre_line_break
----------------------------------------------------------------
local sumprot = rwidth - getfield(p, 'width') -- >0
local pre_intrusion, post_intrusion
if intmode == 0 then -- とりあえず組んでから決める
- p = enlarge(p, rwidth, ppre, pmid, ppost, 0, 0)
+ p = enlarge(p, rwidth, ppre, pmid, ppost, 0, 0)
pre_intrusion = min(mapre, round(ppre*getfield(p, 'glue_set')*65536))
post_intrusion = min(mapost, round(ppost*getfield(p, 'glue_set')*65536))
elseif intmode == 1 then
- pre_intrusion = min(mapre, sumprot);
+ pre_intrusion = min(mapre, sumprot);
post_intrusion = min(mapost, max(sumprot-pre_intrusion, 0))
p = enlarge(p, rwidth, ppre, pmid, ppost, pre_intrusion, post_intrusion)
elseif intmode == 2 then
- post_intrusion = min(mapost, sumprot);
+ post_intrusion = min(mapost, sumprot);
pre_intrusion = min(mapre, max(sumprot-post_intrusion, 0))
- p = enlarge(p, rwidth, ppre, pmid, ppost, pre_intrusion, post_intrusion)
+ p = enlarge(p, rwidth, ppre, pmid, ppost, pre_intrusion, post_intrusion)
else -- intmode == 3
local n = min(mapre, mapost)*2
if n < sumprot then
else
pre_intrusion = floor(sumprot/2); post_intrusion = sumprot - pre_intrusion
end
- p = enlarge(p, rwidth, ppre, pmid, ppost, pre_intrusion, post_intrusion)
+ p = enlarge(p, rwidth, ppre, pmid, ppost, pre_intrusion, post_intrusion)
pre_intrusion = min(mapre, pre_intrusion + round(ppre*getfield(p, 'glue_set')*65536))
post_intrusion = min(mapost, post_intrusion + round(ppost*getfield(p, 'glue_set')*65536))
end
-- ルビボックスの生成(単一グループ)
-- returned value: <new box>, <ruby width>, <post_intrusion>
local max_margin
-local function new_ruby_box(r, p, ppre, pmid, ppost,
- rpre, rmid, rpost, mapre, mapost, intmode)
+local function new_ruby_box(r, p, ppre, pmid, ppost,
+ mapre, mapost, imode, rgap)
local post_intrusion = 0
+ local intmode = imode%4
+ local rpre, rmid, rpost, rsmash
+ imode = floor(imode/262144); rsmash = (imode%2 ==1)
+ imode = floor(imode/2); rpost = imode%8;
+ imode = (imode-rpost)/8; rmid = imode%8;
+ imode = (imode-rmid)/8; rpre = imode%8
if getfield(r, 'width') > getfield(p, 'width') then -- change the width of p
r, p, post_intrusion = enlarge_parent(r, p, ppre, pmid, ppost, mapre, mapost, intmode)
elseif getfield(r, 'width') < getfield(p, 'width') then -- change the width of r
- r = enlarge(r, getfield(p, 'width'), rpre, rmid, rpost, 0, 0)
+ r = enlarge(r, getfield(p, 'width'), rpre, rmid, rpost, 0, 0)
post_intrusion = 0
local need_repack = false
-- margin が大きくなりすぎた時の処理
setfield(rt, 'head', nil); node_free(rt);
end
end
- local a = node_new(id_rule)
- setfield(a, 'width', 0)
- setfield(a, 'height', 0)
- setfield(a, 'depth', 0)
- insert_after(r, r, a); insert_after(r, a, p)
- setfield(p, 'next', nil)
- a = Dnode.vpack(r)
- setfield(a, 'height', getfield(p, 'height'))
- setfield(a, 'depth', getfield(p, 'depth'))
- setfield(a, 'shift', -(getfield(r, 'height')+getfield(r, 'depth')))
+ local a, k = node_new(id_rule), node_new(id_kern)
+ setfield(a, 'width', 0); setfield(a, 'height', 0)
+ setfield(a, 'depth', 0); setfield(k, 'kern', rgap)
+ insert_after(r, r, a); insert_after(r, a, k);
+ insert_after(r, k, p); setfield(p, 'next', nil)
+ a = Dnode.vpack(r); setfield(a, 'shift', 0)
+ set_attr(a, attr_ruby, post_intrusion)
+ if rsmash or getfield(a, 'height')<getfield(p, 'height') then
+ local k = node_new(id_kern)
+ setfield(k, 'kern', -getfield(a, 'height')+getfield(p, 'height'))
+ setfield(a, 'head', k); insert_before(r, r, k)
+ setfield(a, 'height', getfield(p, 'height'))
+ end
+
return a, getfield(r, 'width'), post_intrusion
end
-- High-level routine in pre_linebreak_filter
-local max_post_intrusion_backup
+local post_intrusion_backup
local max_allow_pre, max_allow_post
local mdt -- nt*: node temp
local coef = {} -- 連立一次方程式の拡大係数行列
local rtb = expand_3bits(has_attr(wv, attr_ruby_stretch))
- local rtc = expand_3bits(has_attr(wv, attr_ruby_mode))
- local intmode = floor(has_attr(wv, attr_ruby_mode)/4)%4
+ local rgap = has_attr(wv, attr_ruby_intergap)
+ local intmode = floor(has_attr(wv, attr_ruby_mode)/4)
-- node list 展開・行末形の計算
local nt, nta, ntb = wv, nil, nil -- nt*: node temp
for j = 1, 2*i do coef[i][j] = 1 end
for j = 2*i+1, 2*cmp+1 do coef[i][j] = 0 end
kf[i], coef[i][2*cmp+2]
- = new_ruby_box(node_copy(nta), node_copy(ntb),
- rtb[6], rtb[5], rtb[4], rtc[10], rtc[9], rtc[8],
- max_allow_pre, 0, intmode)
+ = new_ruby_box(node_copy(nta), node_copy(ntb),
+ rtb[6], rtb[5], rtb[4], max_allow_pre, 0, intmode, rgap)
end
node_free(nta); node_free(ntb)
-- 行頭形の計算
- nta = nil; ntb = nil
+ local nta, ntb = nil, nil
for i = cmp,1,-1 do
coef[cmp+i] = {}
for j = 1, 2*i-1 do coef[cmp+i][j] = 0 end
for j = 2*i, 2*cmp+1 do coef[cmp+i][j] = 1 end
nta = concat(node_copy(rb[i]), nta); ntb = concat(node_copy(pb[i]), ntb)
- kf[cmp+i], coef[cmp+i][2*cmp+2], mdt
- = new_ruby_box(node_copy(nta), node_copy(ntb),
- rtb[9], rtb[8], rtb[7], rtc[10], rtc[9], rtc[8],
- 0, max_allow_post, intmode)
- if max_post_intrusion_backup < mdt then max_post_intrusion_backup = mdt end
+ kf[cmp+i], coef[cmp+i][2*cmp+2]
+ = new_ruby_box(node_copy(nta), node_copy(ntb),
+ rtb[9], rtb[8], rtb[7], 0, max_allow_post, intmode, rgap)
end
-- ここで,nta, ntb には全 container を連結した box が入っているので
-- それを使って行中形を計算する.
coef[2*cmp+1] = {}
for j = 1, 2*cmp+1 do coef[2*cmp+1][j] = 1 end
- kf[2*cmp+1], coef[2*cmp+1][2*cmp+2], mdt
- = new_ruby_box(nta, ntb,
- rtb[3], rtb[2], rtb[1], rtc[10], rtc[9], rtc[8],
- max_allow_pre, max_allow_post, intmode)
- if max_post_intrusion_backup < mdt then max_post_intrusion_backup = mdt end
+ kf[2*cmp+1], coef[2*cmp+1][2*cmp+2], post_intrusion_backup
+ = new_ruby_box(nta, ntb, rtb[3], rtb[2], rtb[1],
+ max_allow_pre, max_allow_post, intmode, rgap)
-- w.value の node list 更新.
local nt = wv
Dnode.flush_list(node_next(wv))
for i = 1, 2*cmp+1 do setfield(nt, 'next', kf[i]); nt = kf[i] end
- gauss(coef) -- 掃きだし法で連立方程式形 coef を解く
+ if cmp==1 then solve_1(coef)
+ elseif cmp==2 then solve_2(coef)
+ else
+ gauss(coef) -- 掃きだし法で連立方程式形 coef を解く
+ end
return coef
end
+local first_whatsit
+do
+ local traverse_id = Dnode.traverse_id
+ function first_whatsit(n) -- n 以後で最初の whatsit
+ for h in traverse_id(id_whatsit, n) do
+ return h
+ end
+ return nil
+ end
+end
+
+local next_cluster_array = {}
-- ノード追加
local function pre_low_app_node(head, w, cmp, coef, ht, dp)
-- メインの node list 更新
nt = w
for i = 1, cmp do
-- rule
- local nta = node_new(id_rule);
+ local nta = node_new(id_rule);
setfield(nta, 'width', coef[i*2][2*cmp+2])
setfield(nta, 'height', ht); setfield(nta, 'depth', dp)
setfield(nta, 'subtype', 0)
insert_after(head, nt, nta)
set_attr(nta, attr_ruby, 2*i+1)
-- glue
- nt = node_new(id_glue)
- local ntb = node_new(id_glue_spec);
+ local ntb = node_new(id_glue_spec);
setfield(ntb, 'width', coef[i*2+1][2*cmp+2])
setfield(ntb, 'stretch_order', 0); setfield(ntb, 'stretch', 0)
setfield(ntb, 'shrink_order', 0); setfield(ntb, 'shrink', 0)
+ if i~=cmp or not next_cluster_array[w] then
+ nt = node_new(id_glue); insert_after(head, nta, nt)
+ else
+ nt = next_cluster_array[w]
+ end
setfield(nt, 'subtype', 0); setfield(nt, 'spec', ntb)
set_attr(nt, attr_ruby, 2*i+2)
- insert_after(head, nta, nt)
end
- tex.setattribute(attr_ruby, -0x7FFFFFFF)
+ tex.setattribute('global', attr_ruby, -0x7FFFFFFF)
setfield(w, 'user_id', RUBY_POST)
- return head, node_next(nt)
+ next_cluster_array[w]=nil
+ return head, first_whatsit(node_next(nt))
end
local function pre_high(ahead)
if not ahead then return ahead end
local head = to_direct(ahead)
- max_post_intrusion_backup = 0
- local n = head
+ post_intrusion_backup = 0
+ local n = first_whatsit(head)
while n do
- if getid(n) == id_whatsit then
- if getsubtype(n) == sid_user and getfield(n, 'user_id') == RUBY_PRE then
- local nv = getfield(n, 'value')
- max_allow_pre = has_attr(nv, attr_ruby_maxprep) or 0
- if has_attr(n, attr_ruby) == 1 then
- -- 直前のルビで intrusion がおこる可能性あり.安全策をとる.
- max_allow_pre = max(0, max_allow_pre - max_post_intrusion_backup)
- end
- max_post_intrusion_backup = 0
- max_allow_post = has_attr(nv, attr_ruby_maxpostp) or 0
- max_margin = has_attr(nv, attr_ruby_maxmargin) or 0
- local coef = pre_low_cal_box(n, getfield(nv, 'value'))
- local s = node_tail(nv) --ルビ文字
- head, n = pre_low_app_node(
- head, n, getfield(nv, 'value'), coef,
- getfield(s, 'height'), getfield(s, 'depth')
- )
- else
- n = node_next(n)
+ if getsubtype(n) == sid_user and getfield(n, 'user_id') == RUBY_PRE then
+ local nv = getfield(n, 'value')
+ max_allow_pre = has_attr(nv, attr_ruby_maxprep) or 0
+ local atr = has_attr(n, attr_ruby) or 0
+ if max_allow_pre < 0 then
+ if atr>0 then
+ -- 直前のルビで intrusion がおこる可能性あり.
+ -- 前 run のデータが残っていればそれを使用,
+ -- そうでなければ行中形のデータを利用する
+ local op = old_break_info[atr] or post_intrusion_backup
+ max_allow_pre = max(0, -max_allow_pre - op)
+ else
+ max_allow_pre = -max_allow_pre
+ end
end
+ post_intrusion_backup = 0
+ max_allow_post = has_attr(nv, attr_ruby_maxpostp) or 0
+ max_margin = has_attr(nv, attr_ruby_maxmargin) or 0
+ local coef = pre_low_cal_box(n, getfield(nv, 'value'))
+ local s = node_tail(nv) --ルビ文字
+ head, n = pre_low_app_node(
+ head, n, getfield(nv, 'value'), coef,
+ getfield(s, 'height'), getfield(s, 'depth')
+ )
else
- n = node_next(n)
+ n = first_whatsit(node_next(n))
end
end
return to_node(head)
-end
+end
luatexbase.add_to_callback('pre_linebreak_filter', pre_high, 'ltj.ruby.pre', 100)
luatexbase.add_to_callback('hpack_filter', pre_high, 'ltj.ruby.pre', 100)
----------------------------------------------------------------
-- post_line_break
----------------------------------------------------------------
+local post_lown
+do
+ local function write_aux(wv, num)
+ local id = has_attr(wv, attr_ruby_id)
+ if id>0 and cache_handle then
+ cache_handle:write(
+ 'luatexja.ruby.old_break_info['
+ .. tostring(id) .. ']=' .. num
+ .. '\n')
+ end
+ end
-local function post_lown(rs, rw, ch)
--- ch: the head of `current' hlist
- if #rs ==0 or not rw then return ch end
- local hn = has_attr(rs[1], attr_ruby)
- local fn = has_attr(rs[#rs], attr_ruby)
- local cmp = getfield(getfield(rw, 'value'), 'value')
- if hn==1 then
- if fn==2*cmp+2 then
- hn = node_tail(getfield(rw, 'value'))
- node_remove(getfield(rw, 'value'), hn)
- insert_after(ch, rs[#rs], hn)
- set_attr(hn, attr_icflag, PROCESSED)
+ post_lown = function (rs, rw, cmp, ch)
+ -- ch: the head of `current' hlist
+ if #rs ==0 or not rw then return ch end
+ local hn = has_attr(rs[1], attr_ruby)
+ local fn = has_attr(rs[#rs], attr_ruby)
+ local wv = getfield(rw, 'value')
+ if hn==1 then
+ if fn==2*cmp+2 then
+ local hn = node_tail(wv)
+ node_remove(wv, hn)
+ insert_after(ch, rs[1], hn)
+ set_attr(hn, attr_icflag, PROCESSED)
+ write_aux(wv, has_attr(hn, attr_ruby))-- 行中形
+ else
+ local deg, hn = (fn-1)/2, wv
+ for i = 1, deg do hn = node_next(hn) end;
+ node_remove(wv, hn)
+ setfield(hn, 'next', nil)
+ insert_after(ch, rs[1], hn)
+ set_attr(hn, attr_icflag, PROCESSED)
+ write_aux(wv, has_attr(hn, attr_ruby))
+ end
else
- local deg = (fn-1)/2
- hn = getfield(rw, 'value')
- for i = 1, deg do hn = node_next(hn) end;
- node_remove(getfield(rw, 'value'), hn)
- setfield(hn, 'next', nil)
- insert_after(ch, rs[#rs], hn)
- set_attr(hn, attr_icflag, PROCESSED)
- end
- else
- local deg = (hn-1)/2;
- if deg == 1 then deg = 2 end
- hn = getfield(rw, 'value'); for i = 1, cmp+deg-1 do hn = node_next(hn) end
- -- -1 is needed except the case hn = 3,
- -- because a ending-line form is removed already from the list
- node_remove(getfield(rw, 'value'), hn); setfield(hn, 'next', nil)
- insert_after(ch, rs[#rs], hn)
- set_attr(hn, attr_icflag, PROCESSED)
- end
- for i = 1,#rs do
- ch = node_remove(ch, rs[i]); node_free(rs[i])
- end
- -- cleanup
- if fn >= 2*cmp+1 then
- --setfield(hn, 'next', nil);
- node_free(rw);
+ local deg, hn = max((hn-1)/2,2), wv
+ for i = 1, cmp+deg-1 do hn = node_next(hn) end
+ -- -1 is needed except the case hn = 3,
+ -- because a ending-line form is removed already from the list
+ node_remove(wv, hn); setfield(hn, 'next', nil)
+ insert_after(ch, rs[1], hn)
+ set_attr(hn, attr_icflag, PROCESSED)
+ if fn == 2*cmp-1 then
+ write_aux(wv, has_attr(hn, attr_ruby))
+ end
+ end
+ for i = 1,#rs do
+ local ri = rs[i]
+ ch = node_remove(ch, ri); node_free(ri);
+ end
+ -- cleanup
+ if fn >= 2*cmp+1 then node_free(rw) end
+ return ch;
end
- return ch;
end
-
local function post_high_break(head)
- local h = to_direct(head);
- local rs = {}; -- rs: sequence of ruby_nodes,
- local rw = nil; -- rw: main whatsit
- while h do
- if getid(h) == id_hlist then
- local ha = getlist(h); rs = {}
- while ha do
- local hai = getid(ha)
- local i = (((hai == id_glue and getsubtype(ha)==0)
- or (hai == id_rule and getsubtype(ha)==0)
- or (hai == id_whatsit and getsubtype(ha)==sid_user
- and getfield(ha, 'user_id')==RUBY_POST))
- and has_attr(ha, attr_ruby)) or 0
- if i==1 then
- setfield(h, 'head', post_lown(rs, rw, getlist(h))); rs = {}; rw = nil
- rs[1] = ha; ha = node_next(ha)
- elseif i>=3 then
- rs[#rs+1] = ha; ha = node_next(ha)
- elseif i==2 then
- rw = ha
- local hb, hc = node_remove(getlist(h), rw)
- setfield(h, 'head', hb); ha = hc
- else
- ha = node_next(ha)
- end
- end
- setfield(h, 'head', post_lown(rs, rw, getlist(h)))
+ local rs = {} -- rs: sequence of ruby_nodes,
+ local rw = nil -- rw: main whatsit
+ local cmp = -2 -- dummy
+ for h in Dnode.traverse_id(id_hlist, to_direct(head)) do
+ for i = 1, #rs do rs[i] = nil end
+ local ha = getlist(h)
+ while ha do
+ local hai = getid(ha)
+ local i = ((hai == id_glue and getsubtype(ha)==0)
+ or (hai == id_rule and getsubtype(ha)==0)
+ or (hai == id_whatsit and getsubtype(ha)==sid_user
+ and getfield(ha, 'user_id', RUBY_POST)))
+ and has_attr(ha, attr_ruby) or 0
+ if i==0 then
+ ha = node_next(ha)
+ elseif i==1 then
+ setfield(h, 'head', post_lown(rs, rw, cmp, getlist(h)))
+ for i = 2, #rs do rs[i] = nil end -- rs[1] is set by the next statement
+ rs[1], rw = ha, nil; ha = node_next(ha)
+ elseif i==2 then
+ rw = ha
+ cmp = getfield(getfield(rw, 'value'), 'value')
+ local hb, hc = node_remove(getlist(h), rw)
+ setfield(h, 'head', hb); ha = hc
+ else -- i>=3
+ rs[#rs+1] = ha; ha = node_next(ha)
+ end
end
- h = node_next(h)
+ setfield(h, 'head', post_lown(rs, rw, cmp, getlist(h)))
end
-
- return to_node(head)
-end
+ return head
+end
local function post_high_hbox(ahead)
local ha = to_direct(ahead); local head = ha
- local rs = {}; -- rs: sequence of ruby_nodes,
+ local rs = {}; -- rs: sequence of ruby_nodes,
local rw = nil; -- rw: main whatsit
+ local cmp
while ha do
local hai = getid(ha)
- local i = (((hai == id_glue and getsubtype(ha)==0)
- or (hai == id_rule and getsubtype(ha)==0)
- or (hai == id_whatsit and getsubtype(ha)==sid_user
- and getfield(ha, 'user_id', RUBY_POST)))
- and has_attr(ha, attr_ruby)) or 0
- if i==1 then
- head = post_lown(rs, rw, head); rs = {}; rw = nil
- table.insert(rs, ha); ha = node_next(ha)
- elseif i>=3 then
- table.insert(rs, ha); ha = node_next(ha)
- elseif i==2 then
- rw = ha; head, ha = node_remove(head, rw)
- else
+ local i = ((hai == id_glue and getsubtype(ha)==0)
+ or (hai == id_rule and getsubtype(ha)==0)
+ or (hai == id_whatsit and getsubtype(ha)==sid_user
+ and getfield(ha, 'user_id', RUBY_POST)))
+ and has_attr(ha, attr_ruby) or 0
+ if i==0 then
ha = node_next(ha)
+ elseif i==1 then
+ head = post_lown(rs, rw, cmp, head)
+ for i = 2, #rs do rs[i] = nil end -- rs[1] is set by the next statement
+ rs[1], rw = ha, nil; ha = node_next(ha)
+ elseif i==2 then
+ rw = ha
+ cmp = getfield(getfield(rw, 'value'), 'value')
+ head, ha = node_remove(head, rw)
+ else -- i >= 3
+ rs[#rs+1] = ha; ha = node_next(ha)
end
end
- return to_node(post_lown(rs, rw, head))
+ return to_node(post_lown(rs, rw, cmp, head))
end
luatexbase.add_to_callback('post_linebreak_filter', post_high_break, 'ltj.ruby.post_break', 100)
----------------------------------------------------------------
do
local RIPRE = luatexja.stack_table_index.RIPRE
- local function whatsit_callback(Np, lp, Nq, bsl)
- if Np.nuc then return Np
+ local function whatsit_callback(Np, lp, Nq, bsl)
+ if Np.nuc then return Np
elseif getfield(lp, 'user_id') == RUBY_PRE then
Np.first, Np.nuc, Np.last = lp, lp, lp
local lpv = getfield(lp, 'value')
local x = node_next(node_next(lpv))
Np.last_char = luatexja.jfmglue.check_box_high(Np, getlist(x), nil)
- if Nq.id ~=id_pbox_w and type(Nq.char)=='number' then
- if has_attr(lpv, attr_ruby_maxprep) < 0 then -- auto
- local p = round((ltjs.table_current_stack[RIPRE + Nq.char] or 0)
- *has_attr(lpv, attr_ruby))
- if has_attr(lpv, attr_ruby_mode)%2 == 0 then -- intrusion 無効
- p = 0
+ if Nq.id ~=id_pbox_w then
+ if type(Nq.char)=='number' then
+ -- Nq is a JAchar
+ if has_attr(lpv, attr_ruby_maxprep) < 0 then -- auto
+ local p = round((ltjs.table_current_stack[RIPRE + Nq.char] or 0)
+ *has_attr(lpv, attr_ruby))
+ if has_attr(lpv, attr_ruby_mode)%2 == 0 then -- intrusion 無効
+ p = 0
+ end
+ set_attr(lpv, attr_ruby_maxprep, -p)
+ end
+ if Nq.prev_ruby then
+ set_attr(lp, attr_ruby, Nq.prev_ruby)
+ end
+ elseif has_attr(lpv, attr_ruby_maxprep) < 0 then -- auto
+ if Nq.char == 'parbdd' then
+ local p = round((ltjs.table_current_stack[RIPRE-1] or 0)
+ *has_attr(lpv, attr_ruby))
+ p = min(p, Nq.width)
+ if has_attr(lpv, attr_ruby_mode)%2 == 0 then -- intrusion 無効
+ p = 0
+ end
+ set_attr(lpv, attr_ruby_maxprep, p)
+ else
+ set_attr(lpv, attr_ruby_maxprep, 0)
end
- set_attr(lpv, attr_ruby_maxprep, p)
- end
- if Nq.prev_ruby then
- set_attr(lp, attr_ruby, 1)
end
- else
- set_attr(getfield(lp, 'value'), attr_ruby_maxprep, 0)
+ elseif has_attr(lpv, attr_ruby_maxprep) < 0 then -- auto
+ set_attr(lpv, attr_ruby_maxprep, 0)
end
return Np
end
do
local RIPOST = luatexja.stack_table_index.RIPOST
- local function whatsit_after_callback(s, Nq, Np, bsl)
+ local function whatsit_after_callback(s, Nq, Np)
if not s and getfield(Nq.nuc, 'user_id') == RUBY_PRE then
+ if Np then
+ local last_glue = node_new(id_glue)
+ set_attr(last_glue, attr_icflag, 0)
+ insert_before(Nq.nuc, Np.first, last_glue)
+ Np.first = last_glue
+ next_cluster_array[Nq.nuc] = last_glue -- ルビ処理用のグルー
+ end
local nqnv = getfield(Nq.nuc, 'value')
local x = node_next(node_next(nqnv))
for i = 2, getfield(nqnv, 'value') do x = node_next(node_next(x)) end
Nq.last_char = luatexja.jfmglue.check_box_high(Nq, getlist(x), nil)
luatexja.jfmglue.after_hlist(Nq)
if Np and Np.id ~=id_pbox_w and type(Np.char)=='number' then
+ -- Np is a JAchar
+ local rm = has_attr(nqnv, attr_ruby_mode)
if has_attr(nqnv, attr_ruby_maxpostp) < 0 then -- auto
local p = round((ltjs.table_current_stack[RIPOST + Np.char] or 0)
*has_attr(nqnv, attr_ruby))
- if has_attr(nqnv, attr_ruby_mode)%2 == 0 then -- intrusion 無効
+ if rm%2 == 0 then -- intrusion 無効
p = 0
end
- if has_attr(nqnv, attr_ruby_mode)%4 >= 2 then
+ if rm%4 >= 2 then
local q = has_attr(nqnv, attr_ruby_maxprep)
if q < p then p = q
elseif q > p then
end
set_attr(nqnv, attr_ruby_maxpostp, p)
end
- Np.prev_ruby = true -- 前のクラスタがルビであったことのフラグ
- else -- 直前が文字以外なら intrusion なし
+ Np.prev_ruby = has_attr(getfield(Nq.nuc, 'value'), attr_ruby_id)
+ -- 前のクラスタがルビであったことのフラグ
+ else -- 直前が文字以外
local nqnv = getfield(Nq.nuc, 'value')
- set_attr(nqnv, attr_ruby_maxpostp, 0)
- if has_attr(nqnv, attr_ruby_mode)%4 >= 2 then
- set_attr(nqnv, attr_ruby_maxprep, 0)
- end
- if Np and Np.id == id_pbox_w then
- set_attr(getfield(Np.nuc, 'value'), attr_ruby_maxprep, 0)
- end
+ if has_attr(nqnv, attr_ruby_maxpostp) < 0 then -- auto
+ set_attr(nqnv, attr_ruby_maxpostp, 0)
+ if has_attr(nqnv, attr_ruby_mode)%4 >= 2 then
+ set_attr(nqnv, attr_ruby_maxprep, 0)
+ end
+ end
end
return true
else
"luatexja.ruby.np_info_after", 1)
end
-