X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=src%2Fltj-jfmglue.lua;h=8946027d9eb9fdc90f5b2a681d1a48226e451155;hb=a693b63eadfcabe5f4f513a4cc90302f2360b18b;hp=f5cfac07c1ad993de956f405e41daa4756c81bf9;hpb=72ac1fbce6745896b98e48ead84394aaabfe68e8;p=luatex-ja%2Fluatexja.git diff --git a/src/ltj-jfmglue.lua b/src/ltj-jfmglue.lua index f5cfac0..8946027 100644 --- a/src/ltj-jfmglue.lua +++ b/src/ltj-jfmglue.lua @@ -3,7 +3,7 @@ -- luatexbase.provides_module({ name = 'luatexja.jfmglue', - date = '2014/1/21', + date = '2014/02/01', description = 'Insertion process of JFM glues and kanjiskip', }) module('luatexja.jfmglue', package.seeall) @@ -37,7 +37,7 @@ local ltjf_font_metric_table = ltjf.font_metric_table local ltjf_find_char_class = ltjf.find_char_class local node_new = Dnode.new local node_copy = Dnode.copy -local node_remove = Dnode.remove +local node_remove = luatexja.Dnode_remove -- Dnode.remove local node_tail = Dnode.tail local node_free = Dnode.free local node_end_of_math = Dnode.end_of_math @@ -73,8 +73,6 @@ local ITALIC = luatexja.icflag_table.ITALIC local PACKED = luatexja.icflag_table.PACKED local KINSOKU = luatexja.icflag_table.KINSOKU local FROM_JFM = luatexja.icflag_table.FROM_JFM -local KANJI_SKIP = luatexja.icflag_table.KANJI_SKIP -local XKANJI_SKIP = luatexja.icflag_table.XKANJI_SKIP local PROCESSED = luatexja.icflag_table.PROCESSED local IC_PROCESSED = luatexja.icflag_table.IC_PROCESSED local BOXBDD = luatexja.icflag_table.BOXBDD @@ -121,7 +119,7 @@ setfield(spec_zero_glue, 'shrink_order', 0) setfield(zero_glue, 'spec', spec_zero_glue) local function skip_table_to_spec(n) - local g, st = node_new(id_glue_spec), ltjs.fast_get_skip_table(n) + local g, st = node_new(id_glue_spec), ltjs.fast_get_stack_skip(n) setfield(g, 'width', st.width) setfield(g, 'stretch', st.stretch) setfield(g, 'shrink', st.shrink) @@ -191,18 +189,16 @@ local function check_box(box_ptr, box_end) pid = getid(p) -- p must be non-nil end if pid==id_kern then - if get_attr_icflag(p)==IC_PROCESSED then + local pa = get_attr_icflag(p) + --if pa==IC_PROCESSED or pa == PACKED then + if pa==IC_PROCESSED then -- do nothing elseif getsubtype(p)==2 then p = node_next(node_next(p)); -- Note that another node_next will be executed outside this if-statement. else found_visible_node = true - if find_first_char then - find_first_char = false - else - last_char = nil - end + find_first_char = false; last_char = nil end elseif pid==id_hlist then if PACKED == get_attr_icflag(p) then @@ -213,11 +209,8 @@ local function check_box(box_ptr, box_end) else if getfield(p, 'shift')==0 then if check_box(getlist(p), nil) then found_visible_node = true end - else if find_first_char then - find_first_char = false - else - last_char = nil - end + else + find_first_char = false; last_char = nil end end elseif pid==id_math then @@ -225,15 +218,12 @@ local function check_box(box_ptr, box_end) first_char = p; find_first_char = false end last_char = p; found_visible_node = true + --elseif pid==id_rule and get_attr_icflag(p)==PACKED then -- do nothing elseif not (pid==id_ins or pid==id_mark or pid==id_adjust or pid==id_whatsit or pid==id_penalty) then found_visible_node = true - if find_first_char then - find_first_char = false - else - last_char = nil - end + find_first_char = false; last_char = nil end p = node_next(p) end @@ -289,15 +279,15 @@ local function check_next_ickern(lp) end end -local function calc_np_pbox(lp, last) +local function calc_np_pbox(lp) Np.first = Np.first or lp; Np.id = id_pbox - local lpa = KINSOKU -- dummy= + local lpa, nc = KINSOKU, nil set_attr(lp, attr_icflag, get_attr_icflag(lp)); - while lp~=last and lpa>=PACKED and lpa=PACKED) and (lpa=PACKED then if lpa%PROCESSED_BEGIN_FLAG == BOXBDD then local lq = node_next(lp) head = node_remove(head, lp); node_free(lp); lp = lq - else return calc_np_pbox(lp, last) + else return calc_np_pbox(lp) end -- id_pbox else k, lp = calc_np_auxtable[getid(lp)](lp) @@ -523,7 +513,7 @@ local function handle_penalty_normal(post, pre, g) local a = (pre or 0) + (post or 0) if #Bp == 0 then if (a~=0 and not(g and getid(g)==id_kern)) then - local p = node_new(id_penalty); --copy_attr(p, Nq.nuc) + local p = node_new(id_penalty) if a<-10000 then a = -10000 elseif a>10000 then a = 10000 end setfield(p, 'penalty', a) head = insert_before(head, Np.first, p) @@ -538,7 +528,7 @@ local function handle_penalty_always(post, pre, g) local a = (pre or 0) + (post or 0) if #Bp == 0 then if not (g and getid(g)==id_glue) then - local p = node_new(id_penalty); --copy_attr(p, Nq.nuc) + local p = node_new(id_penalty) if a<-10000 then a = -10000 elseif a>10000 then a = 10000 end setfield(p, 'penalty', a) head = insert_before(head, Np.first, p) @@ -553,7 +543,7 @@ local function handle_penalty_suppress(post, pre, g) local a = (pre or 0) + (post or 0) if #Bp == 0 then if g and getid(g)==id_glue then - local p = node_new(id_penalty); --copy_attr(p, Nq.nuc) + local p = node_new(id_penalty) setfield(p, 'penalty', 10000); head = insert_before(head, Np.first, p) Bp[1]=p set_attr(p, attr_icflag, KINSOKU) @@ -568,8 +558,13 @@ local function new_jfm_glue(m, bc, ac) local g, d = m.char_type[bc][ac], 0 local n if g then - n,d = node_copy(g[2]), g[3]; - if g[1] then setfield(n, 'spec', node_copy(getfield(n, 'spec'))) end + n,d = node_copy(g[2]), g[3] + if g[1] then + local f = node_new(id_glue) + set_attr(f, attr_icflag, g[4]) + setfield(f, 'spec', n) + return f, d + end end return n, d end @@ -587,41 +582,45 @@ end -- get kanjiskip local get_kanjiskip - -local function get_kanjiskip_normal() - if Np.auto_kspc or Nq.auto_kspc then - return node_copy(kanji_skip) - else - local g = node_copy(zero_glue) - set_attr(g, attr_icflag, KANJI_SKIP) - return g +local get_kanjiskip_normal, get_kanjiskip_jfm +do + local KANJI_SKIP = luatexja.icflag_table.KANJI_SKIP + local KANJI_SKIP_JFM = luatexja.icflag_table.KANJI_SKIP_JFM + get_kanjiskip_normal = function () + if Np.auto_kspc or Nq.auto_kspc then + return node_copy(kanji_skip) + else + local g = node_copy(zero_glue) + set_attr(g, attr_icflag, KANJI_SKIP) + return g + end end -end -local function get_kanjiskip_jfm() - local g - if Np.auto_kspc or Nq.auto_kspc then - g = node_new(id_glue); --copy_attr(g, Nq.nuc) - local gx = node_new(id_glue_spec); - setfield(gx, 'stretch_order', 0); setfield(gx, 'shrink_order', 0) - local pm, qm = Np.met, Nq.met - local bk = qm.kanjiskip or {0, 0, 0} - if (pm.char_type==qm.char_type) and (qm.var==pm.var) then - setfield(gx, 'width', bk[1]) - setfield(gx, 'stretch', bk[2]) - setfield(gx, 'shrink', bk[3]) + get_kanjiskip_jfm = function () + local g + if Np.auto_kspc or Nq.auto_kspc then + g = node_new(id_glue); --copy_attr(g, Nq.nuc) + local gx = node_new(id_glue_spec); + setfield(gx, 'stretch_order', 0); setfield(gx, 'shrink_order', 0) + local pm, qm = Np.met, Nq.met + local bk = qm.kanjiskip or {0, 0, 0} + if (pm.char_type==qm.char_type) and (qm.var==pm.var) then + setfield(gx, 'width', bk[1]) + setfield(gx, 'stretch', bk[2]) + setfield(gx, 'shrink', bk[3]) + else + local ak = pm.kanjiskip or {0, 0, 0} + setfield(gx, 'width', round(diffmet_rule(bk[1], ak[1]))) + setfield(gx, 'stretch', round(diffmet_rule(bk[2], ak[2]))) + setfield(gx, 'shrink', -round(diffmet_rule(-bk[3], -ak[3]))) + end + setfield(g, 'spec', gx) else - local ak = pm.kanjiskip or {0, 0, 0} - setfield(gx, 'width', round(diffmet_rule(bk[1], ak[1]))) - setfield(gx, 'stretch', round(diffmet_rule(bk[2], ak[2]))) - setfield(gx, 'shrink', -round(diffmet_rule(-bk[3], -ak[3]))) + g = node_copy(zero_glue) end - setfield(g, 'spec', gx) - else - g = node_copy(zero_glue) + set_attr(g, attr_icflag, KANJI_SKIP_JFM) + return g end - set_attr(g, attr_icflag, KANJI_SKIP) - return g end local calc_ja_ja_aux @@ -643,7 +642,7 @@ do gb = node_new(id_kern); setfield(gb, 'kern', 0) else return nil end elseif not ga then - ga = node_new(id_kern); gsetfield(ga, 'kern', 0) + ga = node_new(id_kern); setfield(ga, 'kern', 0) end local k = 2*getid(gb) - getid(ga) @@ -714,32 +713,37 @@ end -- get xkanjiskip local get_xkanjiskip -local function get_xkanjiskip_normal(Nn) - if (Nq.xspc>=2) and (Np.xspc%2==1) and (Nq.auto_xspc or Np.auto_xspc) then - local f = node_copy(xkanji_skip) - return f - else - local g = node_copy(zero_glue) - set_attr(g, attr_icflag, XKANJI_SKIP) - return g +local get_xkanjiskip_normal, get_xkanjiskip_jfm +do + local XKANJI_SKIP = luatexja.icflag_table.XKANJI_SKIP + local XKANJI_SKIP_JFM = luatexja.icflag_table.XKANJI_SKIP_JFM + get_xkanjiskip_normal = function (Nn) + if (Nq.xspc>=2) and (Np.xspc%2==1) and (Nq.auto_xspc or Np.auto_xspc) then + local f = node_copy(xkanji_skip) + return f + else + local g = node_copy(zero_glue) + set_attr(g, attr_icflag, XKANJI_SKIP) + return g + end end -end -local function get_xkanjiskip_jfm(Nn) - local g - if (Nq.xspc>=2) and (Np.xspc%2==1) and (Nq.auto_xspc or Np.auto_xspc) then - g = node_new(id_glue) - local gx = node_new(id_glue_spec); - setfield(gx, 'stretch_order', 0); setfield(gx, 'shrink_order', 0) - local bk = Nn.met.xkanjiskip or {0, 0, 0} - setfield(gx, 'width', bk[1]) - setfield(gx, 'stretch', bk[2]) - setfield(gx, 'shrink', bk[3]) - setfield(g, 'spec', gx) - else - g = node_copy(zero_glue) + get_xkanjiskip_jfm = function (Nn) + local g + if (Nq.xspc>=2) and (Np.xspc%2==1) and (Nq.auto_xspc or Np.auto_xspc) then + g = node_new(id_glue) + local gx = node_new(id_glue_spec); + setfield(gx, 'stretch_order', 0); setfield(gx, 'shrink_order', 0) + local bk = Nn.met.xkanjiskip or {0, 0, 0} + setfield(gx, 'width', bk[1]) + setfield(gx, 'stretch', bk[2]) + setfield(gx, 'shrink', bk[3]) + setfield(g, 'spec', gx) + else + g = node_copy(zero_glue) + end + set_attr(g, attr_icflag, XKANJI_SKIP_JFM) + return g end - set_attr(g, attr_icflag, XKANJI_SKIP) - return g end -------------------- 隣接した「塊」間の処理 @@ -850,6 +854,7 @@ end -------------------- 開始・終了時の処理 +do -- リスト末尾の処理 local JWP = luatexja.stack_table_index.JWP @@ -896,52 +901,55 @@ end -- initialize -- return value: (the initial cursor lp), (last node) -local function init_var(mode) - -- 1073741823: max_dimen - Bp, widow_Bp, widow_Np = {}, {}, {first = nil} - table_current_stack = ltjs.table_current_stack - - kanji_skip = node_new(id_glue) - setfield(kanji_skip, 'spec', skip_table_to_spec('kanjiskip')) - set_attr(kanji_skip, attr_icflag, KANJI_SKIP) - get_kanjiskip = (getfield(getfield(kanji_skip, 'spec'), 'width') == 1073741823) - and get_kanjiskip_jfm or get_kanjiskip_normal - - xkanji_skip = node_new(id_glue) - setfield(xkanji_skip, 'spec', skip_table_to_spec('xkanjiskip')) - set_attr(xkanji_skip, attr_icflag, XKANJI_SKIP) - get_xkanjiskip = (getfield(getfield(xkanji_skip, 'spec'), 'width') == 1073741823) - and get_xkanjiskip_jfm or get_xkanjiskip_normal - - Np = { - auto_kspc=nil, auto_xspc=nil, char=nil, class=nil, - first=nil, id=nil, last=nil, met=nil, nuc=nil, - post=nil, pre=nil, xspc=nil, - } - Nq = { - auto_kspc=nil, auto_xspc=nil, char=nil, class=nil, - first=nil, id=nil, last=nil, met=nil, nuc=nil, - post=nil, pre=nil, xspc=nil, - } - if mode then - -- the current list is to be line-breaked: - -- hbox from \parindent is skipped. - local lp, par_indented, lpi, lps = head, 'boxbdd', getid(head), getsubtype(head) - while lp and ((lpi==id_whatsit and lps~=sid_user) - or ((lpi==id_hlist) and (lps==3))) do - if (lpi==id_hlist) and (lps==3) then par_indented = 'parbdd' end - lp=node_next(lp); lpi, lps = getid(lp), getsubtype(lp) end - return lp, node_tail(head), par_indented - else - -- the current list is the contents of a hbox: - -- insert a sentinel - local g = node_new(id_kern) - insert_after(head, node_tail(head), g); last = g - return head, g, 'boxbdd' +local init_var +do + local KANJI_SKIP = luatexja.icflag_table.KANJI_SKIP + local XKANJI_SKIP = luatexja.icflag_table.XKANJI_SKIP + local KSK = luatexja.stack_table_index.KSK + local XSK = luatexja.stack_table_index.XSK + init_var = function (mode) + -- 1073741823: max_dimen + Bp, widow_Bp, widow_Np = {}, {}, {first = nil} + table_current_stack = ltjs.table_current_stack + + kanji_skip = node_new(id_glue) + setfield(kanji_skip, 'spec', skip_table_to_spec(KSK)) + set_attr(kanji_skip, attr_icflag, KANJI_SKIP) + get_kanjiskip = (getfield(getfield(kanji_skip, 'spec'), 'width') == 1073741823) + and get_kanjiskip_jfm or get_kanjiskip_normal + + xkanji_skip = node_new(id_glue) + setfield(xkanji_skip, 'spec', skip_table_to_spec(XSK)) + set_attr(xkanji_skip, attr_icflag, XKANJI_SKIP) + get_xkanjiskip = (getfield(getfield(xkanji_skip, 'spec'), 'width') == 1073741823) + and get_xkanjiskip_jfm or get_xkanjiskip_normal + + Np = { + auto_kspc=nil, auto_xspc=nil, char=nil, class=nil, + first=nil, id=nil, last=nil, met=nil, nuc=nil, + post=nil, pre=nil, xspc=nil, + } + Nq = { + auto_kspc=nil, auto_xspc=nil, char=nil, class=nil, + first=nil, id=nil, last=nil, met=nil, nuc=nil, + post=nil, pre=nil, xspc=nil, + } + if mode then + -- the current list is to be line-breaked: + -- hbox from \parindent is skipped. + local lp, par_indented, lpi, lps = head, 'boxbdd', getid(head), getsubtype(head) + while lp and ((lpi==id_whatsit and lps~=sid_user) + or ((lpi==id_hlist) and (lps==3))) do + if (lpi==id_hlist) and (lps==3) then par_indented = 'parbdd' end + lp=node_next(lp); lpi, lps = getid(lp), getsubtype(lp) end + return lp, par_indented + else + return head, 'boxbdd' + end end end -local function cleanup(mode, last) +local function cleanup(mode) -- adjust attr_icflag for avoiding error tex.setattribute('global', attr_icflag, 0) node_free(kanji_skip); node_free(xkanji_skip) @@ -955,7 +963,6 @@ local function cleanup(mode, last) end return head else - head = node_remove(head, last); node_free(last);-- remove the sentinel set_attr(head, attr_icflag, get_attr_icflag(head) + PROCESSED_BEGIN_FLAG); return head @@ -967,14 +974,14 @@ end function main(ahead, mode) if not ahead then return ahead end head = ahead; - local lp, last, par_indented = init_var(mode); + local lp, par_indented = init_var(mode); lp = calc_np(lp, last) if Np then extract_np(); handle_list_head(par_indented) else return cleanup(mode, last) end - lp = calc_np(lp, last) + lp = calc_np(lp) while Np do extract_np(); adjust_nq(); @@ -989,10 +996,11 @@ function main(ahead, mode) if Nq.id==id_hlist then handle_nq_ja_hlist() else handle_nq_jachar() end end - lp = calc_np(lp, last) + lp = calc_np(lp) end handle_list_tail(mode) - return cleanup(mode, last) + return cleanup(mode) +end end do @@ -1038,6 +1046,7 @@ do local x, y = node_prev(Nq.nuc), Nq.nuc Nq.first, Nq.nuc, Nq.last = x, x, x head = node_remove(head, y) + node_free(y) end return s end