local id_pbox = 257 -- already processed nodes (by \unhbox)
local id_pbox_w = 258 -- cluster which consists of a whatsit
local sid_user = node.subtype('user_defined')
+local lang_ja = token.create('ltj@@japanese')[2]
local sid_start_link = node.subtype('pdf_start_link')
local sid_start_thread = node.subtype('pdf_start_thread')
local tex_dir
local attr_ablshift
local set_np_xspc_jachar
+local set_np_xspc_jachar_hbox
-local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
-local attr_dir = luatexbase.attributes['ltj@dir']
local attr_icflag = luatexbase.attributes['ltj@icflag']
+local ltjs_orig_char_table = ltjs.orig_char_table
local function get_attr_icflag(p)
return (has_attr(p, attr_icflag) or 0)%PROCESSED_BEGIN_FLAG
-------------------- Helper functions
-local function copy_attr(new, old)
- -- 仕様が決まるまで off にしておく
-end
-
-- This function is called only for acquiring `special' characters.
local function fast_find_char_class(c,m)
return m.chars[c] or 0
do
local start_time_measure = ltjb.start_time_measure
local stop_time_measure = ltjb.stop_time_measure
- slow_find_char_class = function (c, m, oc)
+ slow_find_char_class = function (c, m, oc,t )
local cls = ltjf_find_char_class(oc, m)
if oc~=c and cls==0 then
return ltjf_find_char_class(-c, m), oc
local Np, Nq, Bp
local widow_Bp, widow_Np -- \jcharwidowpenalty 挿入位置管理用
-local ihb_flag -- JFM グルー挿入抑止用 flag
- -- on: \inhibitglue 指定時,hlist の周囲
+local non_ihb_flag -- JFM グルー挿入抑止用 flag
+-- false: \inhibitglue 指定時 true: それ以外
-------------------- hlist 内の文字の検索
first_char = p; find_first_char = false
end
last_char = p; found_visible_node = true
- elseif pid==id_rule and get_attr_icflag(p)==PACKED then
+ elseif pid==id_rule and get_attr_icflag(p)==PACKED then
-- do nothing
elseif not (pid==id_ins or pid==id_mark
or pid==id_adjust or pid==id_whatsit
local first_char = first_char
if first_char then
if getid(first_char)==id_glyph then
- if getfont(first_char) == (has_attr(first_char, attr_curjfnt) or -1) then
- set_np_xspc_jachar(Nx, first_char)
+ if getfield(first_char, 'lang') == lang_ja then
+ set_np_xspc_jachar_hbox(Nx, first_char)
else
set_np_xspc_alchar(Nx, getchar(first_char),first_char, 1)
end
-- calc next Np
do
+local traverse = Dnode.traverse
local function set_attr_icflag_processed(p)
if get_attr_icflag(p)<= ITALIC then
set_attr(p, attr_icflag, PROCESSED)
while lp ~=last and (lpa>=PACKED) and (lpa<BOXBDD) do
if getid(lp)==id_hlist or getid(lp)==id_vlist then
head, lp, nc = ltjd_make_dir_whatsit(head, lp, list_dir, 'jfm pbox')
- if first then Np.first = nc end
+ Np.first = first and nc or Np.first
else
nc, lp = lp, node_next(lp)
end
-- get_attr_icflag() ではいけない!
end
Np.nuc = nc
- return check_next_ickern(lp)
+ lp = check_next_ickern(lp)
+ Np.last_char = check_box_high(Np, Np.first, lp)
+ return lp
end
local ltjw_apply_ashift_math = ltjw.apply_ashift_math
+local ltjw_apply_ashift_disc = ltjw.apply_ashift_disc
+local min, max = math.min, math.max
local function calc_np_aux_glyph_common(lp)
Np.nuc = lp
Np.id = npi
- if (getfont(lp) == (has_attr(lp, attr_curjfnt) or -1)) then
+ if ltjs_orig_char_table[lp] then
Np.id = id_jglyph
set_np_xspc_jachar(Np, lp)
local npi, npf
- lp, head, npi, npf = capsule_glyph(lp, Np.met, Np.class, head, tex_dir)
+ lp, head, npi, npf = capsule_glyph(lp, Np.met, Np.class, head, tex_dir, lp)
Np.first = (Np.first~=Np.nuc) and Np.first or npf or npi
Np.nuc = npi
+ return true, check_next_ickern(lp);
else
Np.id = id_glyph
set_np_xspc_alchar(Np, getchar(lp), lp, 1)
- set_attr(lp, attr_icflag, PROCESSED)
- setfield(lp, 'yoffset',
- getfield(lp, 'yoffset') - (has_attr(lp,attr_ablshift) or 0))
+ -- loop
+ local first_glyph, last_glyph = lp
+ set_attr(lp, attr_icflag, PROCESSED); Np.last = lp
+ local y_adjust = has_attr(lp,attr_ablshift) or 0
+ local node_depth = getfield(lp, 'depth') + min(y_adjust, 0)
+ local adj_depth = (y_adjust>0) and (getfield(lp, 'depth') + y_adjust) or 0
+ setfield(lp, 'yoffset', getfield(lp, 'yoffset') - y_adjust)
lp = node_next(lp)
+ for lx in traverse(lp) do
+ local lai = get_attr_icflag(lx)
+ if lx==last or lai>=PACKED then
+ lp=lx; break
+ else
+ local lid = getid(lx)
+ if lid==id_glyph and not ltjs_orig_char_table[lx] then
+ -- 欧文文字
+ last_glyph = lx; set_attr(lx, attr_icflag, PROCESSED); Np.last = lx
+ y_adjust = has_attr(lx,attr_ablshift) or 0
+ node_depth = max(getfield(lx, 'depth') + min(y_adjust, 0), node_depth)
+ adj_depth = (y_adjust>0) and max(getfield(lx, 'depth') + y_adjust, adj_depth) or adj_depth
+ setfield(lx, 'yoffset', getfield(lx, 'yoffset') - y_adjust)
+ elseif lid==id_kern then
+ local ls = getsubtype(lx)
+ if ls==2 then -- アクセント用の kern
+ set_attr(lx, attr_icflag, PROCESSED)
+ lx = node_next(lx) -- lp: アクセント本体
+ setfield(lx, 'yoffset', getfield(lp, 'yoffset') - (has_attr(lx,attr_ablshift) or 0))
+ lx = node_next(node_next(lx))
+ elseif ls==0 then
+ Np.last = lx
+ elseif (ls==1 and lai==ITALIC) then
+ Np.last = lx; set_attr(lx, attr_icflag, IC_PROCESSED)
+ else
+ lp=lx; break
+ end
+ else
+ lp=lx; break
+ end
+ end
+ end
+ local r
+ if adj_depth>node_depth then
+ r = node_new(id_rule)
+ setfield(r, 'width', 0); setfield(r, 'height', 0)
+ setfield(r, 'depth',adj_depth); setfield(r, 'dir', tex_dir)
+ set_attr(r, attr_icflag, PROCESSED)
+ end
+ if last_glyph then
+ Np.last_char = last_glyph
+ if r then insert_after(head, first_glyph, r) end
+ else
+ local npn = Np.nuc
+ Np.last_char = npn
+ if r then
+ local nf, nc = getfont(npn), getchar(npn)
+ local ct = (font.getfont(nf) or font.fonts[nf] ).characters[nc]
+ if (ct.left_protruding or 0) == 0 then
+ head = insert_before(head, npn, r)
+ Np.first = (Np.first==npn) and r or npn
+ elseif (ct.right_protruding or 0) == 0 then
+ insert_after(head, npn, r); Np.last, lp = r, r
+ else
+ ltjb.package_warning_no_line(
+ 'luatexja',
+ 'Check depth of glyph node ' .. tostring(npn) .. '(font=' .. nf
+ .. ', char=' .. nc .. '), because its \\lpcode is ' .. tostring(ct.left_protruding)
+ .. ' and its \\rpcode is ' .. tostring(ct.right_protruding)
+ ); node_free(r)
+ end
+ end
+ end
+ return true, lp
end
- return true, check_next_ickern(lp);
end
local calc_np_auxtable = {
[id_glyph] = function (lp)
if lps==sid_user then
if getfield(lp, 'user_id')==luatexja.userid_table.IHB then
local lq = node_next(lp);
- head = node_remove(head, lp); node_free(lp); ihb_flag = true
+ head = node_remove(head, lp); node_free(lp); non_ihb_flag = false
return false, lq;
else
set_attr(lp, attr_icflag, PROCESSED)
Np.last, Np.id = end_math, id_math;
return true, node_next(end_math);
end,
- discglue = function(lp)
+ [id_glue] = function(lp)
+ Np.first, Np.nuc, Np.last = (Np.first or lp), lp, lp;
+ Np.id = getid(lp); set_attr(lp, attr_icflag, PROCESSED)
+ return true, node_next(lp)
+ end,
+ [id_disc] = function(lp)
Np.first, Np.nuc, Np.last = (Np.first or lp), lp, lp;
Np.id = getid(lp); set_attr(lp, attr_icflag, PROCESSED)
+ ltjw_apply_ashift_disc(lp, (list_dir==dir_tate), tex_dir)
+ Np.last_char = check_box_high(Np, getfield(lp, 'replace'), nil)
return true, node_next(lp)
end,
[id_kern] = function(lp)
calc_np_auxtable[id_ins] = calc_np_auxtable.skip
calc_np_auxtable[id_mark] = calc_np_auxtable.skip
calc_np_auxtable[id_adjust] = calc_np_auxtable.skip
-calc_np_auxtable[id_disc] = calc_np_auxtable.discglue
-calc_np_auxtable[id_glue] = calc_np_auxtable.discglue
function calc_np(lp, last)
local k
-- We assume lp = node_next(Np.last)
- Np, Nq, ihb_flag = Nq, Np, nil
+ Np, Nq, non_ihb_flag = Nq, Np, true
-- 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
-- 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']
+ local ltjf_get_vert_glyph = ltjf.get_vert_glyph
function set_np_xspc_jachar_yoko(Nx, x)
local m = ltjf_font_metric_table[getfont(x)]
- local cls, c = slow_find_char_class(has_attr(x, attr_orig_char), m, getchar(x))
- Nx.met, Nx.char = m, c; Nx.class = cls;
+ local cls, c = slow_find_char_class(ltjs_orig_char_table[x], m, getchar(x))
+ Nx.met = m; Nx.class = cls
if cls~=0 then set_attr(x, attr_jchar_class, cls) end
Nx.pre = table_current_stack[PRE + c] or 0
Nx.post = table_current_stack[POST + c] or 0
Nx.auto_kspc, Nx.auto_xspc = (has_attr(x, attr_autospc)==1), (has_attr(x, attr_autoxspc)==1)
end
function set_np_xspc_jachar_tate(Nx, x)
- local m = ltjf_font_metric_table[getfont(x)]
- local cls, c
- local c1, c2 = getchar(x), has_attr(x, attr_orig_char)
- c = has_attr(x, attr_dir) or c1 or c2
- cls = ltjf_find_char_class(c, m)
- if cls==0 then cls = slow_find_char_class(c2, m, c1) end
- Nx.met, Nx.char = m, c; Nx.class = cls;
+ local c, c_glyph = ltjs_orig_char_table[x], getchar(x)
+ local xf = getfont(x)
+ local m = ltjf_font_metric_table[xf]
+ local cls = slow_find_char_class(c, m, c_glyph)
+ setfield(x, 'char', ltjf_get_vert_glyph(xf, c_glyph) or c_glyph)
+ Nx.met = m; Nx.class = cls;
if cls~=0 then set_attr(x, attr_jchar_class, cls) end
Nx.pre = table_current_stack[PRE + c] or 0
Nx.post = table_current_stack[POST + c] or 0
Nx.kcat = table_current_stack[KCAT + c] or 0
Nx.auto_kspc, Nx.auto_xspc = (has_attr(x, attr_autospc)==1), (has_attr(x, attr_autoxspc)==1)
end
+ function set_np_xspc_jachar_hbox(Nx, x)
+ local m = ltjf_font_metric_table[getfont(x)]
+ local c = getchar(x)
+ Nx.met = m; Nx.class = has_attr(x, attr_jchar_class) or 0;
+ Nx.pre = table_current_stack[PRE + c] or 0
+ Nx.post = table_current_stack[POST + c] or 0
+ Nx.xspc = table_current_stack[XSP + c] or 3
+ Nx.kcat = table_current_stack[KCAT + c] or 0
+ Nx.auto_kspc, Nx.auto_xspc = (has_attr(x, attr_autospc)==1), (has_attr(x, attr_autoxspc)==1)
+ end
-- 欧文文字のデータを取得
local floor = math.floor
Nx.pre = table_current_stack[PRE + c] or 0
Nx.post = table_current_stack[POST + c] or 0
Nx.xspc = table_current_stack[XSP + c] or 3
- Nx.char = 'jcharbdd'
else
- Nx.pre, Nx.post, Nx.char = 0, 0, -1
+ Nx.pre, Nx.post = 0, 0
Nx.xspc = table_current_stack[XSP - 1] or 3
end
Nx.met = nil
end
local set_np_xspc_alchar = set_np_xspc_alchar
--- Np の情報取得メインルーチン
- extract_np = function ()
- local x, i = Np.nuc, Np.id;
--- if i == id_jglyph then return set_np_xspc_jachar(Np, x)
--- elseif i == id_glyph then return set_np_xspc_alchar(Np, getchar(x), x, 1)
--- if i == id_hlist then Np.last_char = check_box_high(Np, getlist(x), nil)
- if i == id_pbox then Np.last_char = check_box_high(Np, Np.first, node_next(Np.last))
- elseif i == id_disc then Np.last_char = check_box_high(Np, getfield(x, 'replace'), nil)
--- elseif i == id_math then return set_np_xspc_alchar(Np, -1, x)
- end
- end
-
-- change the information for the next loop
-- (will be done if Nx is an alphabetic character or a hlist)
after_hlist = function (Nx)
local s = Nx.last_char
if s then
if getid(s)==id_glyph then
- if getfont(s) == (has_attr(s, attr_curjfnt) or -1) then
- set_np_xspc_jachar(Nx, s)
+ if getfield(s, 'lang') == lang_ja then
+ set_np_xspc_jachar_hbox(Nx, s)
else
set_np_xspc_alchar(Nx, getchar(s), s, 2)
end
end
after_alchar = function (Nx)
- local x = Nx.nuc
+ local x = Nx.last_char
return set_np_xspc_alchar(Nx, getchar(x), x, 2)
end
end
local function calc_ja_ja_glue()
- if ihb_flag then return nil
+ local qm, pm = Nq.met, Np.met
+ if (qm.char_type==pm.char_type) and (qm.var==pm.var) then
+ return new_jfm_glue(qm, Nq.class, Np.class)
else
- local qm, pm = Nq.met, Np.met
- if (qm.char_type==pm.char_type) 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, getchar(npn)))
- local ga, da = new_jfm_glue(pm,
- slow_find_char_class(has_attr(nqn, attr_orig_char),
- pm, getchar(nqn)),
- Np.class)
- return calc_ja_ja_aux(gb, ga, db, da);
- end
+ local npn, nqn = Np.nuc, Nq.nuc
+ local gb, db = new_jfm_glue(qm, Nq.class,
+ slow_find_char_class(ltjs_orig_char_table[npn],
+ qm, getchar(npn)))
+ local ga, da = new_jfm_glue(pm,
+ slow_find_char_class(ltjs_orig_char_table[nqn],
+ pm, getchar(nqn)),
+ Np.class)
+ return calc_ja_ja_aux(gb, ga, db, da);
end
end
-------------------- 隣接した「塊」間の処理
local function get_OA_skip()
- if not ihb_flag then
- local pm = Np.met
- return new_jfm_glue(pm,
- fast_find_char_class(((Nq.id == id_math and -1) or (type(Nq.char)=='string' and Nq.char or 'jcharbdd')), pm), Np.class)
- else return nil
- end
+ local pm = Np.met
+ return new_jfm_glue(pm,
+ fast_find_char_class((Nq.id == id_math and -1 or 'jcharbdd'), pm), Np.class)
end
local function get_OB_skip()
- if not ihb_flag then
- 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
+ local qm = Nq.met
+ return new_jfm_glue(qm, Nq.class,
+ fast_find_char_class((Np.id == id_math and -1 or'jcharbdd'), qm))
end
-- (anything) .. jachar
local function handle_np_jachar(mode)
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
+ local g = non_ihb_flag and calc_ja_ja_glue() or get_kanjiskip() -- M->K
handle_penalty_normal(Nq.post, Np.pre, g); real_insert(g)
elseif Nq.met then -- qid==id_hlist
- local g = get_OA_skip() or get_kanjiskip() -- O_A->K
+ local g = non_ihb_flag and get_OA_skip() or get_kanjiskip() -- O_A->K
handle_penalty_normal(0, Np.pre, g); real_insert(g)
elseif Nq.pre then
- local g = get_OA_skip() or get_xkanjiskip(Np) -- O_A->X
+ local g = non_ihb_flag and get_OA_skip() or get_xkanjiskip(Np) -- O_A->X
handle_penalty_normal((qid==id_hlist and 0 or Nq.post), Np.pre, g); real_insert(g)
else
- local g = get_OA_skip() -- O_A
+ local g = non_ihb_flag and get_OA_skip() -- O_A
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)
-- jachar .. (anything)
local function handle_nq_jachar()
if Np.pre then
- local g = get_OB_skip() or get_xkanjiskip(Nq) -- O_B->X
+ local g = non_ihb_flag and get_OB_skip() or get_xkanjiskip(Nq) -- O_B->X
handle_penalty_normal(Nq.post, (Np.id==id_hlist and 0 or Np.pre), g); real_insert(g)
else
- local g = get_OB_skip() -- O_B
+ local g =non_ihb_flag and 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)
local function handle_np_ja_hlist()
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
+ local g = non_ihb_flag and get_OB_skip() or get_kanjiskip() -- O_B->K
handle_penalty_normal(Nq.post, 0, g); real_insert(g)
elseif Nq.met then -- Nq.id==id_hlist
local g = get_kanjiskip() -- K
-- Nq が前側のクラスタとなることによる修正
do
local adjust_nq_aux = {
- [id_glyph] = function()
- local x = Nq.nuc
- return set_np_xspc_alchar(Nq, getchar(x),x, 2)
- end, -- after_alchar(Nq)
+ [id_glyph] = function() after_alchar(Nq) end, -- after_alchar(Nq)
[id_hlist] = function() after_hlist(Nq) end,
[id_pbox] = function() after_hlist(Nq) end,
[id_disc] = function() after_hlist(Nq) end,
local function handle_list_head(par_indented)
local npi, pm = Np.id, Np.met
if npi == id_jglyph or (npi==id_pbox and pm) then
- if not ihb_flag then
+ if non_ihb_flag then
local g = new_jfm_glue(pm, fast_find_char_class(par_indented, pm), Np.class)
if g then
set_attr(g, attr_icflag, BOXBDD)
local lp, last, par_indented = init_var(mode,dir)
lp = calc_np(lp, last)
if Np then
- extract_np(); handle_list_head(par_indented)
+ handle_list_head(par_indented)
else
return cleanup(mode)
end
lp = calc_np(lp, last)
while Np do
- extract_np();
adjust_nq();
local pid, pm = Np.id, Np.met
-- 挿入部