end
if pid==id_hlist then
if has_attr(p, attr_icflag)==PACKED then
- for q in node.traverse_id(id_glyph, p.head) do
- if find_first_char then
- first_char = q; find_first_char = false
- end
- last_char = q; found_visible_node = true; break
+ if find_first_char then
+ first_char = p.head; find_first_char = false
end
+ last_char = p.head; found_visible_node = true
else
if p.shift==0 then
if check_box(p.head, nil) then found_visible_node = true end
-- 和文文字のデータを取得
function set_np_xspc_jachar(Nx, x)
local m = ltjf.font_metric_table[x.font]
- Nx.var = m.var
local c = has_attr(x, attr_orig_char) or 0
local cls = ltjf.find_char_class(x.char, m) or 0
if cls==0 and c ~= x.char then cls = ltjf.find_char_class(-c, m) end
- set_attr(x, attr_jchar_class, cls)
- Nx.class = cls
- Nx.char = c
- Nx.met = m
+ Nx.class = cls; set_attr(x, attr_jchar_class, cls)
+ Nx.lend = m.size_cache.char_type[cls].kern[fast_find_char_class('lineend', m)] or 0
+ Nx.met, Nx.var, Nx.char = m, m.var, c
Nx.pre = ltjs.get_penalty_table('pre', c, 0, box_stack_level)
Nx.post = ltjs.get_penalty_table('post', c, 0, box_stack_level)
- local z = fast_find_char_class('lineend', m)
- Nx.lend = m.size_cache.char_type[Nx.class].kern[z] or 0
local y = ltjs.get_penalty_table('xsp', c, 3, box_stack_level)
- Nx.xspc_before = (y%2==1)
- Nx.xspc_after = (y>=2)
- Nx.auto_kspc = (has_attr(x, attr_autospc)==1)
- Nx.auto_xspc = (has_attr(x, attr_autoxspc)==1)
+ Nx.xspc_before, Nx.xspc_after = (y%2==1), (y>=2)
+ 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 r = node_new(id_glyph); r.next = nil
r.char = p.char; r.font = f; r.subtype = 256
set_attr(r, attr_yablshift, 0)
- local met = ltjf_font_metric_table[f]
- local class = ltjf_find_char_class(p.char, met)
- set_attr(r, attr_jchar_class, class)
set_attr(r, attr_icflag, PROCESSED)
- ltjw.char_data = met.size_cache.char_type[class]
- ltjw.head = r; ltjw.capsule_glyph(r, tex.mathdir , true, met, class);
+ local met = ltjf_font_metric_table[f]
+ ltjw.head = r; ltjw.capsule_glyph(r, tex.mathdir , true, met, ltjf_find_char_class(p.char, met));
q.head = ltjw.head; node_free(p); p=q;
end
end
local g = node_new(id_glyph)
g.subtype = 0; g.char = p.value
v = has_attr(p, attr_curjfnt); g.font = v
- set_attr(g, attr_jchar_class,
- ltjf_find_char_class(g.char, ltjf_font_metric_table[v]))
set_attr(g, attr_curjfnt, v)
v = has_attr(p, attr_yablshift)
if v then
local PROCESSED = 8
local IC_PROCESSED = 9
-char_data = {}
head = nil
-- return true if and only if p is a Japanese character node
local fshift = { down = 0, left = 0}
-- mode: true iff p will be always encapsuled by a hbox
function capsule_glyph(p, dir, mode, met, class)
- local h, box, q, fwidth
+ local char_data = met.size_cache.char_type[class]
+ if not char_data then return node_next(p) end
if char_data.width ~= 'prop' then
fwidth = char_data.width
else fwidth = p.width end
- local fheight = char_data.height
- local fdepth = char_data.depth
+ local fheight, fdepth = char_data.height, char_data.depth
fshift.down = char_data.down; fshift.left = char_data.left
fshift = luatexbase.call_callback("luatexja.set_width", fshift, met, class)
- p.xoffset = p.xoffset - fshift.left
if (mode or p.width ~= fwidth or p.height ~= fheight or p.depth ~= fdepth) then
- local y_shift = - p.yoffset + (has_attr(p,attr_yablshift) or 0)
- p.yoffset = -fshift.down
- head, q = node.remove(head, p)
- local total = fwidth - p.width
- if total == 0 then
- h = p; p.next = nil
+ local y_shift, total = - p.yoffset + (has_attr(p,attr_yablshift) or 0), fwidth - p.width
+ local q; head, q = node.remove(head, p)
+ p.yoffset, p.next = -fshift.down, nil
+ if total ~= 0 and char_data.align~='left' then
+ p.xoffset = p.xoffset - fshift.left
+ + (((char_data.align=='right') and total) or round(total*0.5))
else
- h = node_new(id_kern); h.subtype = 0
- if char_data.align=='right' then
- h.kern = total; p.next = nil; h.next = p
- elseif char_data.align=='middle' then
- h.kern = round(total*0.5); p.next = h
- h = node_new(id_kern); h.subtype = 0
- h.kern = total - round(total*0.5); h.next = p
- else -- left
- h.kern = total; p.next = h; h = p
- end
+ p.xoffset = p.xoffset - fshift.left
end
- box = node_new(id_hlist);
- box.width = fwidth; box.height = fheight; box.depth = fdepth
- box.glue_set = 0; box.glue_order = 0; box.head = h
+ local box = node_new(id_hlist);
+ box.width, box.height, box.depth = fwidth, fheight, fdepth
+ box.glue_set, box.glue_order, box.head = 0, 0, p
box.shift = y_shift; box.dir = dir or 'TLT'
set_attr(box, attr_icflag, PACKED)
set_attr(box, attr_uniqid, has_attr(p, attr_uniqid) or 0)
end
return q
else
+ p.xoffset = p.xoffset - fshift.left
p.yoffset = p.yoffset - (has_attr(p, attr_yablshift) or 0) - fshift.down
return node_next(p)
end
while p do
if (p.id==id_glyph) and (has_attr(p, attr_icflag, PROCESSED) or 0)<=0 then
if is_japanese_glyph_node(p) then
- local met = ltjf_font_metric_table[p.font]
- local class = has_attr(p, attr_jchar_class)
- char_data = met.size_cache.char_type[class]
set_attr(p, attr_icflag, PROCESSED)
- if char_data then
- p = capsule_glyph(p, dir, false, met, class)
- else
- p = node_next(p)
- end
-
+ p = capsule_glyph(p, dir, false, ltjf_font_metric_table[p.font], has_attr(p, attr_jchar_class))
else
set_attr(p, attr_icflag, PROCESSED)
p.yoffset = p.yoffset - (has_attr(p,attr_yablshift) or 0); p = node_next(p)
end
end
--- mode: nil iff it is called in callbacks
function get_skip_table(m, idx)
- local i = charprop_stack_table[idx][m]
- return i or { width = 0, stretch = 0, shrink = 0,
- stretch_order = 0, shrink_order = 0 }
+ return charprop_stack_table[idx][m]
+ or { width = 0, stretch = 0, shrink = 0, stretch_order = 0, shrink_order = 0 }
end
function get_penalty_table(m,c,d, idx)
local i = charprop_stack_table[idx][m]
- if i then i=i[c] end
- return i or d
+ return (i and i[c]) or d
end
-- EOF