X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=src%2Fltj-pretreat.lua;h=7d332578e7ed2d1283e81eafd668a039c70e48f1;hb=f078ac2f7998a102c7ec765e725f2269eed9f872;hp=14cec98515962482f7078f745b4bbf8dc3d3104d;hpb=ea79dea334a110317b0d43a697a3403f55f8abfa;p=luatex-ja%2Fluatexja.git diff --git a/src/ltj-pretreat.lua b/src/ltj-pretreat.lua index 14cec98..7d33257 100644 --- a/src/ltj-pretreat.lua +++ b/src/ltj-pretreat.lua @@ -2,32 +2,32 @@ -- luatexja/ltj-pretreat.lua -- +luatexja.load_module('base'); local ltjb = luatexja.base luatexja.load_module('charrange'); local ltjc = luatexja.charrange luatexja.load_module('stack'); local ltjs = luatexja.stack luatexja.load_module('jfont'); local ltjf = luatexja.jfont +luatexja.load_module('direction'); local ltjd = luatexja.direction -local Dnode = node.direct or node +local to_node = node.direct.tonode +local to_direct = node.direct.todirect -local nullfunc = function(n) return n end -local to_node = (Dnode ~= node) and Dnode.tonode or nullfunc -local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc - -local setfield = (Dnode ~= node) and Dnode.setfield or function(n, i, c) n[i] = c end -local getid = (Dnode ~= node) and Dnode.getid or function(n) return n.id end -local getfont = (Dnode ~= node) and Dnode.getfont or function(n) return n.font end -local getchar = (Dnode ~= node) and Dnode.getchar or function(n) return n.char end -local getfield = (Dnode ~= node) and Dnode.getfield or function(n, i) return n[i] end -local getsubtype = (Dnode ~= node) and Dnode.getsubtype or function(n) return n.subtype end +local setfield = node.direct.setfield +local getid = node.direct.getid +local getfont = node.direct.getfont +local getchar = node.direct.getchar +local getfield = node.direct.getfield +local getsubtype = node.direct.getsubtype +local getlang = node.direct.getlang or function (n) return getfield(n,'lang') end local pairs = pairs local floor = math.floor -local has_attr = Dnode.has_attribute -local set_attr = Dnode.set_attribute -local node_traverse = Dnode.traverse -local node_remove =luatexja.Dnode_remove -- Dnode.remove -local node_next = (Dnode ~= node) and Dnode.getnext or node.next -local node_free = Dnode.free -local node_end_of_math = Dnode.end_of_math +local has_attr = node.direct.has_attribute +local set_attr = node.direct.set_attribute +local node_traverse = node.direct.traverse +local node_remove = node.direct.remove +local node_next = node.direct.getnext +local node_free = node.direct.free +local node_end_of_math = node.direct.end_of_math local tex_getcount = tex.getcount local id_glyph = node.id('glyph') @@ -35,79 +35,139 @@ local id_math = node.id('math') local id_whatsit = node.id('whatsit') local sid_user = node.subtype('user_defined') +local attr_dir = luatexbase.attributes['ltj@dir'] local attr_curjfnt = luatexbase.attributes['ltj@curjfnt'] +local attr_curtfnt = luatexbase.attributes['ltj@curtfnt'] local attr_icflag = luatexbase.attributes['ltj@icflag'] local is_ucs_in_japanese_char = ltjc.is_ucs_in_japanese_char_direct +local ltjs_orig_char_table = ltjs.orig_char_table local ltjf_replace_altfont = ltjf.replace_altfont -local attr_orig_char = luatexbase.attributes['ltj@origchar'] -local STCK = luatexja.userid_table.STCK +local STCK = luatexja.userid_table.STCK +local DIR = luatexja.userid_table.DIR +local PROCESSED_BEGIN_FLAG = luatexja.icflag_table.PROCESSED_BEGIN_FLAG + +local dir_tate = luatexja.dir_table.dir_tate +local lang_ja = luatexja.lang_ja + +local setlang = node.direct.setlang or function(n,l) setfield(n,'lang',l) end +local setfont = node.direct.setfont or function(n,l) setfield(n,'font',l) end +local setchar = node.direct.setchar or function(n,l) setfield(n,'char',l) end ------------------------------------------------------------------------ -- MAIN PROCESS STEP 1: replace fonts ------------------------------------------------------------------------ -local wt +local wt, wtd = {}, {} do + local ltjd_get_dir_count = ltjd.get_dir_count + local start_time_measure, stop_time_measure + = ltjb.start_time_measure, ltjb.stop_time_measure local head - - local suppress_hyphenate_ja_aux = {} - suppress_hyphenate_ja_aux[id_glyph] = function(p) - if (has_attr(p, attr_icflag) or 0)<=0 and is_ucs_in_japanese_char(p) then - local pc = getchar(p) - local pf = ltjf_replace_altfont(has_attr(p, attr_curjfnt) or getfont(p), pc) - setfield(p, 'font', pf); set_attr(p, attr_curjfnt, pf) - setfield(p, 'subtype', floor(getsubtype(p)*0.5)*2) - set_attr(p, attr_orig_char, pc) + local suppress_hyphenate_ja_aux = { + [id_math] = function(p) return node_next(node_end_of_math(node_next(p))) end, + [id_whatsit] = function(p) + if getsubtype(p)==sid_user then + local uid = getfield(p, 'user_id') + if uid==STCK then + wt[#wt+1] = p; node_remove(head, p) + elseif uid==DIR then + if has_attr(p, attr_icflag)0 and pf) or getfont(p) + setfont(p, ltjf_replace_altfont(pf, pc)) + setlang(p, lang_ja) + ltjs_orig_char_table[p] = pc + end + p = node_next(p); pid = getid(p) + end + p = (suppress_hyphenate_ja_aux[pid])(p) + end end - return p + stop_time_measure('ltj_hyphenate'); start_time_measure('tex_hyphenate') + lang.hyphenate(h, nil) + stop_time_measure('tex_hyphenate') + return h end - local function suppress_hyphenate_ja (h) - local p = to_direct(h) - wt, head = {}, p - while p do - local pfunc = suppress_hyphenate_ja_aux[getid(p)] - if pfunc then p = pfunc(p) end - p = node_next(p) - end - head = to_node(head) - lang.hyphenate(head) - return head - end - - luatexbase.add_to_callback('hyphenate', + ltjb.add_to_callback('hyphenate', function (head,tail) return suppress_hyphenate_ja(head) end,'ltj.hyphenate') end -- mode: true iff this function is called from hpack_filter +local ltjs_report_stack_level = ltjs.report_stack_level +local ltjf_font_metric_table = ltjf.font_metric_table +local font_getfont = font.getfont local function set_box_stack_level(head, mode) local box_set, cl = 0, tex.currentgrouplevel + 1 - for _,p in pairs(wt) do - if mode and getfield(p, 'value')==cl then box_set = 1 end; node_free(p) + if mode then + for _,p in pairs(wt) do + if getfield(p, 'value')==cl then box_set = 1 end; node_free(p) + end + else + for _,p in pairs(wt) do node_free(p) end + end + ltjs_report_stack_level(tex_getcount('ltj@@stack') + box_set) + for _,p in pairs(wtd) do + node_free(p) + end + if ltjs.list_dir == dir_tate then + for p in node.direct.traverse_id(id_glyph,to_direct(head)) do + if has_attr(p, attr_icflag, 0) and getlang(p)==lang_ja then + local nf = ltjf_replace_altfont( has_attr(p, attr_curtfnt) or getfont(p) , ltjs_orig_char_table[p]) + setfont(p, nf) + if ltjf_font_metric_table[nf].vert_activated then + local pc = getchar(p) + pc = ltjf_font_metric_table[nf].vform[pc] + if pc then setchar(p, pc) end + end + end + end end - ltjs.report_stack_level(tex_getcount('ltj@@stack') + box_set) return head end -- CALLBACKS -luatexbase.add_to_callback('hpack_filter', +ltjb.add_to_callback('hpack_filter', function (head) return set_box_stack_level(head, true) - end,'ltj.hpack_filter_pre',1) -luatexbase.add_to_callback('pre_linebreak_filter', + end,'ltj.set_stack_level',1) +ltjb.add_to_callback('pre_linebreak_filter', function (head) return set_box_stack_level(head, false) - end,'ltj.pre_linebreak_filter_pre',1) + end,'ltj.set_stack_level',1) luatexja.pretreat = { set_box_stack_level = set_box_stack_level, + orig_char_table = orig_char_table, }