--
luatexbase.provides_module({
name = 'luatexja.adjust',
--
luatexbase.provides_module({
name = 'luatexja.adjust',
description = 'Advanced line adjustment for LuaTeX-ja',
})
module('luatexja.adjust', package.seeall)
description = 'Advanced line adjustment for LuaTeX-ja',
})
module('luatexja.adjust', package.seeall)
local id_whatsit = node.id('whatsit')
local attr_icflag = luatexbase.attributes['ltj@icflag']
local attr_jchar_class = luatexbase.attributes['ltj@charclass']
local id_whatsit = node.id('whatsit')
local attr_icflag = luatexbase.attributes['ltj@icflag']
local attr_jchar_class = luatexbase.attributes['ltj@charclass']
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)
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 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.
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.
local function clear_stretch(p, ic, name)
for q in node_traverse_id(id_glue, getlist(p)) do
local function clear_stretch(p, ic, name)
for q in node_traverse_id(id_glue, getlist(p)) do
local qs = getfield(q, 'spec')
if getfield(qs, 'writable') then
setfield(qs, name..'_order', 0)
local qs = getfield(q, 'spec')
if getfield(qs, 'writable') then
setfield(qs, name..'_order', 0)
-- 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)
-- 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)
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
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
- local xi, xc = getid(x)
- if xi == id_glyph and has_attr(x, attr_curjfnt) == getfont(x) then
+ if xi == id_glyph and getfield(x, 'lang')==lang_ja then
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)
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)