require('luatexja.jfont'); local ltjf = luatexja.jfont
require('luatexja.inputbuf'); local ltji = luatexja.inputbuf
require('luatexja.jfmglue'); local ltjj = luatexja.jfmglue
+require('luatexja.math'); local ltjm = luatexja.math
require('luatexja.pretreat'); local ltjp = luatexja.pretreat
require('luatexja.stack'); local ltjs = luatexja.stack
require('luatexja.setwidth'); local ltjw = luatexja.setwidth
elseif pt=='hlist' then
s = base .. '(' .. print_scaled(p.height) .. '+'
.. print_scaled(p.depth) .. ')x' .. print_scaled(p.width)
+ if p.shift~=0 then
+ s = s .. ', shifted ' .. print_scaled(p.shift)
+ end
if p.glue_sign >= 1 then
s = s .. ' glue set '
if p.glue_sign == 2 then s = s .. '-' end
s = s .. node.subtype(p.subtype)
end
print_fn(s)
+ -- ここから数式用 node
+ elseif pt=='noad' then
+ s = base ; print_fn(s)
+ if p.nucleus then
+ debug_depth = k .. 'N'; debug_show_node_X(p.nucleus, print_fn);
+ end
+ if p.sup then
+ debug_depth = k .. '^'; debug_show_node_X(p.sup, print_fn);
+ end
+ if p.sub then
+ debug_depth = k .. '_'; debug_show_node_X(p.sub, print_fn);
+ end
+ debug_depth = k;
+ elseif pt=='math_char' then
+ s = base .. ' fam: ' .. p.fam .. ' , char = ' .. utf.char(p.char)
+ print_fn(s)
+ elseif pt=='sub_box' then
+ print_fn(base)
+ if p.head then
+ debug_depth = k .. '.'; debug_show_node_X(p.head, print_fn);
+ end
else
print_fn(base)
end
%%%%%%%% Attributes for Japanese typesetting.
\newluatexattribute\ltj@curjfnt % index for ``current Japanese font''
+\newluatexattribute\jfam % index for current jfam
\newluatexattribute\ltj@charclass %
\newluatexattribute\ltj@yablshift % attribute for \yabaselineshift
\newluatexattribute\ltj@ykblshift % attribute for \ykbaselineshift
\directlua{luatexja.stack.set_stack_table(ltj.isglobal, \asluastring{#3},
\ltj@safe@num@or\ltj@defnum{#1},\ltj@safe@num@or\ltj@defnum{#2},#4,#5)}}
+% jatextfont = {<char_code>, <font_cs>}
+\define@key[ltj]{japaram}{jatextfont}{%
+ \expandafter\ltj@@set@stackfont#1:{mjtext}}
+\define@key[ltj]{japaram}{jascriptfont}{%
+ \expandafter\ltj@@set@stackfont#1:{mjscr}}
+\define@key[ltj]{japaram}{jascriptscriptfont}{%
+ \expandafter\ltj@@set@stackfont#1:{mjss}}
+\def\ltj@@set@stackfont#1,#2:#3{%
+ {\ltj@curjfnt=-1 #2\global\ltj@tempcnta=\ltj@curjfnt}%
+ \ifnum\ltj@tempcnta=-1
+ \@PackageError{luatexja-core}
+ {\string#2 is not a control sequence that represents \MessageBreak
+ a Japanese font}{}%
+ \else
+ \directlua{luatexja.stack.set_stack_font(ltj.isglobal, \asluastring{#3},
+ \ltj@safe@num@or\ltj@defnum{#1}, \the\ltj@tempcnta)}
+ \fi}
+
% yalbaselineshift = <dimen>
% yjabaselineshift = <dimen>
\define@key[ltj]{japaram}{yalbaselineshift}{%
\directlua{ltj.ext_print_global()}\ltj@autoxspc=0
\fi}
+% [x]]kanjiskip = <dimen>
\define@key[ltj]{japaram}{kanjiskip}{% % SKIP
\directlua{luatexja.stack.set_stack_skip(ltj.isglobal, 'kanjiskip', \ltj@safe@glue{#1})}}
\define@key[ltj]{japaram}{xkanjiskip}{% % SKIP
\directlua{luatexja.stack.set_stack_skip(ltj.isglobal, 'xkanjiskip', \ltj@safe@glue{#1})}}
+
+% jcharwidowpenalty = <count>
\define@key[ltj]{japaram}{jcharwidowpenalty}{% %COUNT
\ltj@@set@stack0,#1:{jwp}{-10000}{10000}}
elseif lpi == id_vlist or lpi == id_rule then -- id_box_like
Np.nuc = lp; Np.last = lp; Np.id = id_box_like; break
elseif lpi == id_math then -- id_math
- Np.nuc = lp
+ Np.nuc = lp; lp = node_next(lp)
while lp.id~=id_math do
set_attr_icflag_processed(lp); lp = node_next(lp)
end; break
local g=node_new(id_whatsit, sid_user)
g.user_id=30111; g.type=100; g.value=1; node.write(g)
end
-
--- TODO: 二重挿入の回避
--- /dev/null
+--
+-- luatexja/math.lua
+--
+luatexbase.provides_module({
+ name = 'luatexja.math',
+ date = '2011/08/14',
+ version = '0.1',
+ description = 'Handling routines for Japanese characters in math mode',
+})
+module('luatexja.math', package.seeall)
+
+require('luatexja.base'); local ltjb = luatexja.base
+require('luatexja.charrange'); local ltjc = luatexja.charrange
+require('luatexja.jfont'); local ltjf = luatexja.jfont
+require('luatexja.stack'); local ltjs = luatexja.stack
+require('luatexja.setwidth'); local ltjw = luatexja.setwidth
+
+local node_new = node.new
+local node_next = node.next
+local node_free = node.free
+local has_attr = node.has_attribute
+local set_attr = node.set_attribute
+
+local attr_jchar_class = luatexbase.attributes['ltj@charclass']
+local attr_icflag = luatexbase.attributes['ltj@icflag']
+local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
+local attr_jfam = luatexbase.attributes['jfam']
+
+local id_glyph = node.id('glyph')
+local id_hlist = node.id('hlist')
+local id_vlist = node.id('vlist')
+local id_mchar = node.id('math_char')
+local id_sub_box = node.id('sub_box')
+local id_radical = node.id('radical')
+local id_choice = node.id('choice')
+local id_accent = node.id('accent')
+local id_style = node.id('style')
+local id_frac = node.id('fraction')
+local id_simple = node.id('noad')
+local id_sub_mlist = node.id('sub_mlist')
+
+local PROCESSED = 8
+
+local conv_jchar_to_hbox_A
+
+-- sty : 0 (display or text), 1 (script), >=2 (scriptscript)
+local function conv_jchar_to_hbox(head, sty)
+ local p = head
+ local bhead = head
+ while p do
+ if p.id == id_simple or p.id == id_accent then
+ p.nucleus = conv_jchar_to_hbox_A(p.nucleus, sty)
+ p.sub = conv_jchar_to_hbox_A(p.sub, sty + 1)
+ p.sup = conv_jchar_to_hbox_A(p.sup, sty + 1)
+ elseif p.id == id_choice then
+ p.text = conv_jchar_to_hbox(p.text, 0)
+ p.script = conv_jchar_to_hbox(p.script, 1)
+ p.scriptscript = conv_jchar_to_hbox(p.scriptscript, 2)
+ elseif p.id == id_frac then
+ p.num = conv_jchar_to_hbox_A(p.num, sty + 1)
+ p.denom = conv_jchar_to_hbox_A(p.denom, sty + 1)
+ elseif p.id == id_radical then
+ p.nucleus = conv_jchar_to_hbox_A(p.nucleus, sty)
+ p.sub = conv_jchar_to_hbox_A(p.sub, sty + 1)
+ p.sup = conv_jchar_to_hbox_A(p.sup, sty + 1)
+ if p.degree then
+ p.degree = conv_jchar_to_hbox_A(p.degree, sty + 1)
+ end
+ elseif p.id == id_style then
+ if p.style == "display'" or p.style == 'display'
+ or p.style == "text'" or p.style == 'text' then
+ sty = 0
+ elseif p.style == "script'" or p.style == 'script' then
+ sty = 1
+ else sty = 2
+ end
+ end
+ p = node.next(p)
+ end
+ return head
+end
+
+conv_jchar_to_hbox_A =
+function (p, sty)
+ print (" Pa: ",p);
+ if not p then return nil
+ elseif p.id == id_sub_mlist then
+ if p.head then
+ p.head = conv_jchar_to_hbox(p.head, sty)
+ end
+ elseif p.id == id_mchar then
+ local fam = has_attr(p, attr_jfam) or -1
+ if ltjc.is_ucs_in_japanese_char(p) and fam>=0 then
+ local mode = 'mjss'
+ if sty == 0 then mode = 'mjtext'
+ elseif sty == 1 then mode = 'mjscr'
+ end
+ local f = ltjs.get_penalty_table(mode, fam, -1, tex.getcount('ltj@@stack'))
+ if f ~= -1 then
+ local q = node_new(id_sub_box)
+ local r = node_new(id_glyph); r.next = nil
+ r.char = p.char; r.font = f; r.subtype = 256
+ set_attr(r, attr_icflag, PROCESSED)
+ local class = ltjf.find_char_class(p.char, ltjf.font_metric_table[f].jfm)
+ set_attr(r, attr_jchar_class, class)
+ ltjw.met_tb = ltjf.font_metric_table[f]
+ ltjw.char_data = ltjf.metrics[ltjw.met_tb.jfm].char_type[class]
+ ltjw.head = r; ltjw.capsule_glyph(r, tex.mathdir , true);
+ q.head = ltjw.head; node_free(p); p=q;
+ end
+ end
+ end
+ return p
+end
+
+luatexbase.add_to_callback('mlist_to_hlist',
+ function (n, display_type, penalties)
+ ltj.ext_show_node_list(n, ' ', print)
+ local head = conv_jchar_to_hbox(n, 0);
+ head = node.mlist_to_hlist(head, display_type, penalties)
+ print("--------");
+ ltj.ext_show_node_list(head, ' ', print)
+ print("--------");
+ return head
+ end,'ltj.mlist_to_hlist', 1)
\ No newline at end of file
local PACKED = 2
-local met_tb = {}
-local char_data = {}
-local head
+met_tb = {}
+char_data = {}
+head = nil
-- return true if and only if p is a Japanese character node
local function is_japanese_glyph_node(p)
return p.font==has_attr(p, attr_curjfnt)
end
-local function capsule_glyph(p, dir)
+-- mode: true iff p will be always encapsuled by a hbox
+function capsule_glyph(p, dir, mode)
local h, box, q, fwidth, fheight, fdepth
p.xoffset= p.xoffset - round(met_tb.size*char_data.left)
if char_data.width ~= 'prop' then
else fwidth = p.width end
fheight = round(met_tb.size*char_data.height)
fdepth = round(met_tb.size*char_data.depth)
- if p.width ~= fwidth or p.height ~= fheight or p.depth ~= fdepth then
+ 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 = -round(met_tb.size*char_data.down)
head, q = node.remove(head, p)
if is_japanese_glyph_node(p) then
met_tb = ltjf.font_metric_table[p.font]
char_data = ltjf.metrics[met_tb.jfm].char_type[has_attr(p, attr_jchar_class)]
- p = capsule_glyph(p, dir)
+ p = capsule_glyph(p, dir, false)
else
p.yoffset = p.yoffset - (has_attr(p,attr_yablshift) or 0); p = node_next(p)
end
end
end
+-- EXT
+function set_stack_font(g,m,c,p)
+ local i = get_stack_level()
+ if c<0 or c>255 then
+ ltjb.package_error('luatexja',
+ "invalid family number (".. p .. ")",
+ {"The family number should in the range 0 .. 255.",
+ "I'm going to use 0 instead of that illegal family number."})
+ c=0
+ elseif not charprop_stack_table[i][c] then
+ charprop_stack_table[i][c] = {}
+ end
+ charprop_stack_table[i][c][m] = p
+ if g=='global' then
+ for j,v in pairs(charprop_stack_table) do
+ if not charprop_stack_table[j][c] then charprop_stack_table[j][c] = {} end
+ charprop_stack_table[j][c][m] = p
+ end
+ end
+end
+
-- EXT: store \ltj@tempskipa
function set_stack_skip(g,c,sp)
local i = get_stack_level()