--
luatexbase.provides_module({
name = 'luatexja.jfmglue',
- date = '2018/08/11',
+ date = '2019/07/26',
description = 'Insertion process of JFM glues, [x]kanjiskip and others',
})
luatexja.jfmglue = luatexja.jfmglue or {}
-- calc next Np
local calc_np
-do
+do -- 001 -----------------------------------------------
local traverse = node.direct.traverse
local function check_next_ickern(lp)
local lx = Np.nuc
- while lp and getid(lp) == id_kern and ( getsubtype(lp)==3 or ITALIC == get_attr_icflag(lp)) do
+ while lp and getid(lp) == id_kern and ( getsubtype(lp)==0 or
+ getsubtype(lp)==3 or ITALIC == get_attr_icflag(lp)) do
set_attr(lp, attr_icflag, IC_PROCESSED);
lx, lp = lp, node_next(lp)
end
local function calc_np_pbox(lp, last)
local first, nc = (not Np.first), nil
- local lpa = get_attr_icflag(lp)==PACKED and PACKED or KINSOKU -- KINSOKU: dummy
+ --local lpa = get_attr_icflag(lp)==PACKED and PACKED or KINSOKU -- KINSOKU: dummy
+ local lpa = get_attr_icflag(lp)
Np.first = Np.first or lp; Np.id = id_pbox
set_attr(lp, attr_icflag, get_attr_icflag(lp));
while lp ~=last and (lpa>=PACKED) and (lpa<BOXBDD) do
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, acc_flag)
- Np.nuc = lp
- Np.first= (Np.first or lp)
- if if_lang_ja(lp) then
+local calc_np_aux_glyph_common
+do -- 002 ---------------------------------------
+ local min, max = math.min, math.max
+ local getwhd = node.direct.getwhd
+ local attr_jchar_class = luatexbase.attributes['ltj@charclass']
+ local attr_jchar_code = luatexbase.attributes['ltj@charcode']
+ local identifiers = fonts.hashes.identifiers
+ local function calc_np_notdef(lp)
+ local ident = identifiers[getfont(lp)]
+ if not ident.characters[getchar(p)] then
+ local ln = node_next(lp)
+ if (ident.shared and ident.shared.features and ident.shared.features.notdef)
+ and ln and getid(ln)==id_char then
+ set_attr(lp, attr_icflag, PROCESSED)
+ set_attr(ln, attr_jchar_code, has_attr(lp, attr_jchar_code) or getchar(lp))
+ set_attr(ln, attr_jchar_class, has_attr(lp, attr_jchar_class) or 0)
+ Np.nuc, lp = ln, ln
+ end
+ end
+ return lp
+ end
+function calc_np_aux_glyph_common(lp, acc_flag)
+ Np.nuc, Np.first = lp, (Np.first or lp)
+ if if_lang_ja(lp) then -- JAchar
Np.id = id_jglyph
local m, mc, cls = set_np_xspc_jachar(Np, lp)
local npi, npf
+ local w, h, d = getwhd(lp)
+ if w==0 and h==0 and d==0 then lp = calc_np_notdef(lp) end
lp, head, npi, npf = capsule_glyph(lp, m, mc[cls], head, tex_dir)
Np.first = (Np.first~=Np.nuc) and Np.first or npf or npi
Np.nuc = npi
return true, check_next_ickern(lp);
- else
+ else --ALchar
Np.id = id_glyph
set_np_xspc_alchar(Np, getchar(lp), lp, 1)
-- loop
return true, lp
end
end
+end -- 002 ---------------------------------------
local calc_np_auxtable
-do
+do -- 002 ---------------------------------------
+local ltjw_apply_ashift_math = ltjw.apply_ashift_math
+local ltjw_apply_ashift_disc = ltjw.apply_ashift_disc
local node_end_of_math = node.direct.end_of_math
local dir_tate = luatexja.dir_table.dir_tate
local sid_start_link = node.subtype('pdf_start_link')
return false, node_next(lp)
end,
}
-end
+end -- 002 ---------------------------------------
calc_np_auxtable[id_rule] = calc_np_auxtable.box_like
calc_np_auxtable[15] = calc_np_auxtable.box_like
end
Np=nil
end
-end
+end -- 001 -----------------------------------------------
-- extract informations from Np
-- We think that "Np is a Japanese character" if Np.met~=nil,
local f = (lig ==1) and nullfunc or node_tail
local xc, xs = getcomponents(x), getsubtype(x)
while xc and xs and xs%4>=2 do
- x = f(xc); xc, xs = getcomponents(x), getsubtype(x)
+ x = f(xc);
+ if getid(x)==id_disc then x, xc, xs = nil, getfield(x,'replace'), 2
+ else xc, xs = getcomponents(x), getsubtype(x) end
end
- c = getchar(x)
+ c = x and getchar(x) or c
Nx.pre = table_current_stack[PRE + c] or 0
Nx.post = table_current_stack[POST + c] or 0
else
return node_copy(g[1]), g.ratio, false, false, false
else
local f = node_new(id_glue)
- set_attr(f, attr_icflag, g.priority)
+ set_attr(f, attr_icflag, g.priority)
setglue(f, g.width, g.stretch, g.shrink)
return f, g.ratio, g.kanjiskip_natural, g.kanjiskip_stretch, g.kanjiskip_shrink
end
end
luatexja.jfmglue.after_hlist = after_hlist
-luatexja.jfmglue.check_box_high = check_box_high
\ No newline at end of file
+luatexja.jfmglue.check_box_high = check_box_high