X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=src%2Fltj-direction.lua;h=e29503bef4ad5a6f0034e9e69041114a5cebf066;hb=0526b27bf88ed7f2adedef267f4d9226f6f5a692;hp=a80d9d10654afb9a20f51d5bf78dd63f28edefd3;hpb=2be20f06df9aaf9db388f28295415d643790def4;p=luatex-ja%2Fluatexja.git

diff --git a/src/ltj-direction.lua b/src/ltj-direction.lua
index a80d9d1..e29503b 100644
--- a/src/ltj-direction.lua
+++ b/src/ltj-direction.lua
@@ -148,13 +148,35 @@ do
 	       flag = 0; break
 	    end
 	 end
-	 if flag==1 then -- move dir_whatsit w
-	    return 1,w -- TODO
+	 if flag==1 then -- dir_whatsit already exists
+	    return 1,w
 	 else
 	    return flag
 	 end
       end
    end
+   function luatexja.direction.set_list_direction_hook(v)
+      local lv = tex_nest.ptr -- must be >= 1
+      if not v then
+         v = get_dir_count()
+	 if abs(tex_nest[lv-1].mode) == ltjs.mmode and v == dir_tate then
+	    v = dir_utod
+	 end
+      elseif v=='adj' then
+         v = get_adjust_dir_count()
+      end
+      local h = to_direct(tex_nest[lv].head)
+      local w = node_new(id_whatsit, sid_user)
+      setfield(w, 'next', nil)
+      setfield(w, 'user_id', DIR)
+      setfield(w, 'type', 110)
+      set_attr(w, attr_dir, v)
+      insert_after(h, h, w)
+      tex_nest[lv].tail = to_node(node_tail(w))
+      tex_set_attr('global', attr_icflag, 0)
+      tex_set_attr('global', attr_dir, 0)
+   end
+
    local function set_list_direction(v, name)
       local lv = tex_nest.ptr
       if not v then
@@ -461,14 +483,20 @@ local function get_box_dir(b, default)
    local bh = getfield(b,'head')
    -- b は insert node となりうるので getlist() は使えない
    local c
-   for i=1,2 do
-      if bh and getid(bh)==id_whatsit
-      and getsubtype(bh)==sid_user and getfield(bh, 'user_id')==DIR then
+   for bh in traverse_id(id_whatsit, bh) do
+      if getsubtype(bh)==sid_user and getfield(bh, 'user_id')==DIR then
 	 c = bh
-	 dir = (dir==0) and has_attr(bh, attr_dir) or dir
+    	 dir = (dir==0) and has_attr(bh, attr_dir) or dir
       end
-      bh = node_next(bh)
    end
+   -- for i=1,2 do
+   --    if bh and getid(bh)==id_whatsit
+   --    and getsubtype(bh)==sid_user and getfield(bh, 'user_id')==DIR then
+   -- 	 c = bh
+   -- 	 dir = (dir==0) and has_attr(bh, attr_dir) or dir
+   --    end
+   --    bh = node_next(bh)
+   -- end
    stop_time_measure('get_box_dir')
    return (dir==0 and default or dir), c
 end
@@ -838,7 +866,7 @@ do
 	 local box_dir = get_box_dir(sd, dir_yoko)
 	 if box_dir%dir_math_mod ~= list_dir then
 	    setbox(
-	       'ltj@afbox', 
+	       'ltj@afbox',
 	       to_node(copy_list(make_dir_whatsit(sd, sd, list_dir, 'box_move')))
 	       -- copy_list しないとリストの整合性が崩れる……？
 	    )
@@ -854,29 +882,64 @@ do
    local function glyph_from_packed(h)
       local b = getlist(h)
       return (getid(b)==id_kern or (getid(b)==id_whatsit and getsubtype(b)==sid_save) )
-	 and node_next(node_next(node_next(node_next(b)))) or b
+	 and node_next(node_next(node_next(b))) or b
    end
    luatexja.direction.glyph_from_packed = glyph_from_packed
 end
 
--- adjust and insertion
-local id_adjust = node.id('adjust')
-function luatexja.direction.check_adjust_direction()
-   start_time_measure('box_primitive_hook')
-   local list_dir = get_adjust_dir_count()
-   local a = tex_nest[tex_nest.ptr].tail
-   local ad = to_direct(a)
-   if a and getid(ad)==id_adjust then
-      local adj_dir = get_box_dir(ad)
-      if list_dir~=adj_dir then
-         ltjb.package_error(
-                 'luatexja',
-                 'Direction Incompatible',
-                 "\\vadjust's argument and outer vlist must have same direction.")
-         Dnode.last_node()
+-- adjust
+do
+   local id_adjust = node.id('adjust')
+   function luatexja.direction.check_adjust_direction()
+      start_time_measure('box_primitive_hook')
+      local list_dir = get_adjust_dir_count()
+      local a = tex_nest[tex_nest.ptr].tail
+      local ad = to_direct(a)
+      if a and getid(ad)==id_adjust then
+	 local adj_dir = get_box_dir(ad)
+	 if list_dir~=adj_dir then
+	    ltjb.package_error(
+	       'luatexja',
+	       'Direction Incompatible',
+	       "\\vadjust's argument and outer vlist must have same direction.")
+	    Dnode.last_node()
+	 end
       end
+      stop_time_measure('box_primitive_hook')
+   end
+end
+
+-- insert
+do
+   local id_ins = node.id('ins')
+   local id_rule = node.id('rule')
+   function luatexja.direction.populate_insertion_dir_whatsit()
+      start_time_measure('box_primitive_hook')
+      local list_dir = get_dir_count()
+      local a = tex_nest[tex_nest.ptr].tail
+      local ad = to_direct(a)
+      if a and getid(ad)==id_ins then
+	 local h = getfield(ad, 'head')
+	 if getid(h)==id_whatsit and
+	    getsubtype(h)==sid_user and getfield(h, 'user_id')==DIR then
+	       local n = h; h = node_remove(h,h)
+	       node_free(n)
+	 end
+	 for box_rule in traverse(h) do
+	    if getid(box_rule)<id_rule then
+	       local w = node_new(id_whatsit, sid_user)
+	       setfield(w, 'next', nil)
+	       setfield(w, 'user_id', DIR)
+	       setfield(w, 'type', 110)
+	       set_attr(w, attr_dir, list_dir)
+	       h = insert_before(h, box_rule, w)
+	    end
+	 end
+	 tex_set_attr('global', attr_dir, 0)
+	 setfield(ad, 'head', h)
+      end
+      stop_time_measure('box_primitive_hook')
    end
-   stop_time_measure('box_primitive_hook')
 end
 
 -- vsplit
@@ -890,14 +953,19 @@ do
 	 hd = create_dir_whatsit_vbox(hd, gc)
 	 split_dir_whatsit = hd
       elseif gc=='split_off'  then
-	 local bh=hd
-	 for i=1,2 do
-	    if bh and getid(bh)==id_whatsit
-	    and getsubtype(bh)==sid_user and getfield(bh, 'user_id')==DIR then
+	 for  bh in traverse_id(id_whatsit, hd) do
+	    if getsubtype(bh)==sid_user and getfield(bh, 'user_id')==DIR then
 	       ltjs.list_dir  = has_attr(bh, attr_dir); break
 	    end
-	    bh = node_next(bh)
 	 end
+	 -- local bh=hd
+	 -- for i=1,2 do
+	 --    if bh and getid(bh)==id_whatsit
+	 --    and getsubtype(bh)==sid_user and getfield(bh, 'user_id')==DIR then
+	 --       ltjs.list_dir  = has_attr(bh, attr_dir); break
+	 --    end
+	 --    bh = node_next(bh)
+	 -- end
 	 if split_dir_whatsit then
 	    -- adjust direction of 'split_keep'
 	    set_attr(split_dir_whatsit, attr_dir, ltjs.list_dir)
@@ -998,6 +1066,11 @@ do
          setfield(db, 'head', db_head)
       end
    end
+
+   local shipout_temp =  node_new(id_hlist)
+   set_attr(shipout_temp, attr_dir, dir_yoko)
+   tex_set_attr('global', attr_dir, 0)
+
    finalize_inner = function (box)
       for n in traverse(getlist(box)) do
          local nid = getid(n)
@@ -1008,11 +1081,21 @@ do
             else
                finalize_inner(n)
             end
-         end
+	 end
       end
    end
    local getbox = tex.getbox
+   local setbox, copy = Dnode.setbox, Dnode.copy
    function luatexja.direction.finalize()
-      finalize_inner(to_direct(tex.getbox("AtBeginShipoutBox")))
+      local a = to_direct(tex.getbox("AtBeginShipoutBox"))
+      local a_dir = get_box_dir(a, dir_yoko)
+      if a_dir~=dir_yoko then
+         local b = create_dir_node(a, a_dir, dir_yoko, false)
+         setfield(b, 'head', a); a = b
+      end
+      setfield(shipout_temp, 'head', a)
+      finalize_inner(shipout_temp)
+      setbox('global', "AtBeginShipoutBox", copy(getlist(shipout_temp)))
+      setfield(shipout_temp, 'head',nil)
    end
 end