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-rw-r--r--Master/texmf-dist/tex/luatex/luatexja/ltj-adjust_85.lua291
1 files changed, 0 insertions, 291 deletions
diff --git a/Master/texmf-dist/tex/luatex/luatexja/ltj-adjust_85.lua b/Master/texmf-dist/tex/luatex/luatexja/ltj-adjust_85.lua
deleted file mode 100644
index db85d8f3260..00000000000
--- a/Master/texmf-dist/tex/luatex/luatexja/ltj-adjust_85.lua
+++ /dev/null
@@ -1,291 +0,0 @@
---
--- luatexja/otf.lua
---
-luatexja.load_module('jfont'); local ltjf = luatexja.jfont
-luatexja.load_module('jfmglue'); local ltjj = luatexja.jfmglue
-luatexja.load_module('stack'); local ltjs = luatexja.stack
-luatexja.load_module('direction'); local ltjd = luatexja.direction
-
-local to_node = node.direct.tonode
-local to_direct = node.direct.todirect
-
-local setfield = node.direct.setfield
-local setglue = luatexja.setglue
-local getfield = node.direct.getfield
-local is_zero_glue = node.direct.is_zero_glue or
- function(g)
- return (getfield(g,'width')==0)and (getfield(g,'stretch')==0)and(getfield(g,'shrink')==0)
- end
-local getlist = node.direct.getlist
-local getid = node.direct.getid
-local getfont = node.direct.getfont
-local getsubtype = node.direct.getsubtype
-
-local node_traverse_id = node.direct.traverse_id
-local node_new = node.direct.new
-local node_copy = node.direct.copy
-local node_hpack = node.direct.hpack
-local node_next = node.direct.getnext
-local node_free = node.direct.free
-local node_prev = node.direct.getprev
-local node_tail = node.direct.tail
-local has_attr = node.direct.has_attribute
-local set_attr = node.direct.set_attribute
-local insert_after = node.direct.insert_after
-
-local id_glyph = node.id('glyph')
-local id_kern = node.id('kern')
-local id_hlist = node.id('hlist')
-local id_glue = node.id('glue')
-local id_whatsit = node.id('whatsit')
-local attr_icflag = luatexbase.attributes['ltj@icflag']
-local attr_jchar_class = luatexbase.attributes['ltj@charclass']
-local lang_ja = luatexja.lang_ja
-
-local ltjf_font_metric_table = ltjf.font_metric_table
-local round, pairs = tex.round, pairs
-
-local PACKED = luatexja.icflag_table.PACKED
-local FROM_JFM = luatexja.icflag_table.FROM_JFM
-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
-
-local priority_table = {
- FROM_JFM + 2,
- FROM_JFM + 1,
- FROM_JFM,
- FROM_JFM - 1,
- FROM_JFM - 2,
- XKANJI_SKIP,
- KANJI_SKIP
-}
-
-local get_attr_icflag
-do
- local PROCESSED_BEGIN_FLAG = luatexja.icflag_table.PROCESSED_BEGIN_FLAG
- get_attr_icflag = function(p)
- return (has_attr(p, attr_icflag) or 0) % PROCESSED_BEGIN_FLAG
- end
-end
-
--- box 内で伸縮された glue の合計値を計算
-
-local function get_stretched(q, go, gs)
- if gs == 1 then -- stretching
- if getfield(q, 'stretch_order') == go then
- return getfield(q, 'stretch')
- else return 0
- end
- else -- shrinking
- if getfield(q, 'shrink_order') == go then
- return getfield(q, 'shrink')
- else return 0
- end
- end
-end
-
-local res = {}
-local gs_used_line = {}
-local function get_total_stretched(p, line)
- local go, gf, gs
- = getfield(p, 'glue_order'), getfield(p, 'glue_set'), getfield(p, 'glue_sign')
- if go ~= 0 then return nil end
- res[0], res.glue_set, res.name = 0, gf, (gs==1) and 'stretch' or 'shrink'
- for i=1,#priority_table do res[priority_table[i]]=0 end
- if gs ~= 1 and gs ~= 2 then return res, 0 end
- local total = 0
- for q in node_traverse_id(id_glue, getlist(p)) do
- local a, ic = get_stretched(q, go, gs), get_attr_icflag(q)
- if ic == KANJI_SKIP_JFM then ic = KANJI_SKIP
- elseif ic == XKANJI_SKIP_JFM then ic = XKANJI_SKIP
- end
- if type(res[ic]) == 'number' then
- -- kanjiskip, xkanjiskip は段落内で spec を共有しているが,
- -- それはここでは望ましくないので,各 glue ごとに異なる spec を使う.
- -- 本当は各行ごとに glue_spec を共有させたかったが,安直にやると
- -- ref_count が 0 なので Double-free が発生する.どうする?
- -- JFM グルーはそれぞれ異なる glue_spec を用いているので,問題ない.
- if (ic == KANJI_SKIP or ic == XKANJI_SKIP) and getsubtype(q)==0 then
- local qs = getfield(q, 'spec')
- if is_zero_glue(q) then
- if (gs_used_line[qs] or 0)<line then
- setfield(q, 'spec', node_copy(qs))
- local f = node_new(id_glue); setfield(f, 'spec', qs); node_free(f)
- -- decrese qs's reference count
- else
- gs_used_line[qs] = line
- end
- end
- end
- res[ic], total = res[ic] + a, total + a
- else
- res[0], total = res[0] + a, total + a
- end
- end
- return res, total
-end
-
-local function clear_stretch(p, ic, name)
- for q in node_traverse_id(id_glue, getlist(p)) do
- local f = get_attr_icflag(q)
- if (f == ic) or ((ic ==KANJI_SKIP) and (f == KANJI_SKIP_JFM))
- or ((ic ==XKANJI_SKIP) and (f == XKANJI_SKIP_JFM)) then
- local qs = getfield(q, 'spec')
- if getfield(qs, 'writable') then
- setfield(qs, name..'_order', 0)
- setfield(qs, name, 0)
- end
- end
- end
-end
-
-local set_stretch_table = {}
-local function set_stretch(p, after, before, ic, name)
- if before > 0 then
- local ratio = after/before
- for i,_ in pairs(set_stretch_table) do
- set_stretch_table[i] = nil
- end
- for q in node_traverse_id(id_glue, getlist(p)) do
- local f = get_attr_icflag(q)
- if (f == ic) or ((ic ==KANJI_SKIP) and (f == KANJI_SKIP_JFM))
- or ((ic ==XKANJI_SKIP) and (f == XKANJI_SKIP_JFM)) then
- local qs, do_flag = getfield(q, 'spec'), true
- for i=1,#set_stretch_table do
- if set_stretch_table[i]==qs then do_flag = false end
- end
- if getfield(qs, 'writable') and getfield(qs, name..'_order')==0 and do_flag then
- setfield(q, name, getfield(qs, name)*ratio)
- set_stretch_table[#set_stretch_table+1] = qs
- end
- end
- end
- end
-end
-
--- step 1: 行末に kern を挿入(句読点,中点用)
-local ltjd_glyph_from_packed = ltjd.glyph_from_packed
-local function aw_step1(p, res, total)
- local head = getlist(p)
- local x = node_tail(head); if not x then return false end
- -- x: \rightskip
- x = node_prev(x); if not x then return false end
- local xi, xc = getid(x)
- if xi == id_glue and getsubtype(x) == 15 then
- -- 段落最終行のときは,\penalty10000 \parfillskip が入るので,
- -- その前の node が本来の末尾文字となる
- x = node_prev(node_prev(x)); xi = getid(x)
- end
- -- local xi = getid(x)
- -- while (get_attr_icflag(x) == PACKED)
- -- and ((xi == id_penalty) or (xi == id_kern) or (xi == id_kern)) do
- -- x = node_prev(x); xi = getid(x)
- -- end
- if xi == id_glyph and getfield(x, 'lang')==lang_ja then
- -- 和文文字
- xc = x
- elseif xi == id_hlist and get_attr_icflag(x) == PACKED then
- -- packed JAchar
- xc = ltjd_glyph_from_packed(x)
- while getid(xc) == id_whatsit do xc = node_next(xc) end -- これはなんのために?
- else
- return false-- それ以外は対象外.
- end
- local xk = ltjf_font_metric_table[getfont(xc)]
- .char_type[has_attr(xc, attr_jchar_class) or 0]['end_' .. res.name] or 0
-
- if xk>0 and total>=xk then
- total = total - xk
- local kn = node_new(id_kern)
- setfield(kn, 'kern', (res.name=='shrink' and -1 or 1) * xk)
- set_attr(kn, attr_icflag, FROM_JFM)
- insert_after(head, x, kn)
- return true
- else return false
- end
-end
-
--- step 2: 行中の glue を変える
-local function aw_step2(p, res, total, added_flag)
- if total == 0 then -- もともと伸縮の必要なし
- if added_flag then -- 行末に kern 追加したので,それによる補正
- local f = node_hpack(getlist(p), getfield(p, 'width'), 'exactly')
- setfield(f, 'head', nil)
- setfield(p, 'glue_set', getfield(f, 'glue_set'))
- setfield(p, 'glue_order', getfield(f, 'glue_order'))
- setfield(p, 'glue_sign', getfield(f, 'glue_sign'))
- node_free(f)
- return
- end
- elseif total <= res[0] then -- 和文処理グルー以外で足りる
- for _,v in pairs(priority_table) do clear_stretch(p, v, res.name) end
- local f = node_hpack(getlist(p), getfield(p, 'width'), 'exactly')
- setfield(f, 'head', nil)
- setfield(p, 'glue_set', getfield(f, 'glue_set'))
- setfield(p, 'glue_order', getfield(f, 'glue_order'))
- setfield(p, 'glue_sign', getfield(f, 'glue_sign'))
- node_free(f)
- else
- total = total - res[0]
- for i = 1, #priority_table do
- local v = priority_table[i]
- if total <= res[v] then
- for j = i+1,#priority_table do
- clear_stretch(p, priority_table[j], res.name)
- end
- set_stretch(p, total, res[v], v, res.name); break
- end
- total = total - res[v]
- end
- local f = node_hpack(getlist(p), getfield(p, 'width'), 'exactly')
- setfield(f, 'head', nil)
- setfield(p, 'glue_set', getfield(f, 'glue_set'))
- setfield(p, 'glue_order', getfield(f, 'glue_order'))
- setfield(p, 'glue_sign', getfield(f, 'glue_sign'))
- node_free(f)
- end
-end
-
-
-local ltjs_fast_get_stack_skip = ltjs.fast_get_stack_skip
-local function adjust_width(head)
- if not head then return head end
- local line = 1
- for p in node_traverse_id(id_hlist, to_direct(head)) do
- line = line + 1
- local res, total = get_total_stretched(p, line)
- -- this is the same table as the table which is def'd in l. 92
- if res and res.glue_set<1 then
- total = round(total * res.glue_set)
- aw_step2(p, res, total, aw_step1(p, res, total))
- end
- end
- for i,_ in pairs(gs_used_line) do
- gs_used_line[i] = nil
- end
- return to_node(head)
-end
-
-do
- luatexja.adjust = luatexja.adjust or {}
- local is_reg = false
- function luatexja.adjust.enable_cb()
- if not is_reg then
- luatexbase.add_to_callback('post_linebreak_filter',
- adjust_width, 'Adjust width', 100)
- is_reg = true
- end
- end
- function luatexja.adjust.disable_cb()
- if is_reg then
- luatexbase.remove_from_callback('post_linebreak_filter', 'Adjust width')
- is_reg = false
- end
- end
-end
-
-luatexja.unary_pars.adjust = function(t)
- return is_reg and 1 or 0
-end