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| author | Hans Hagen <pragma@wxs.nl> | 2018-02-14 16:43:07 +0100 |
|---|---|---|
| committer | Context Git Mirror Bot <phg42.2a@gmail.com> | 2018-02-14 16:43:07 +0100 |
| commit | 71e0f049996013abcbfd549b516e594e019fb744 (patch) | |
| tree | e3197e97a576cbe2e5353e04132a5b28f6d8179e /tex/context/base/mkiv/node-res.lua | |
| parent | e005748401471273a119724acf5e1567f2a04eee (diff) | |
| download | context-71e0f049996013abcbfd549b516e594e019fb744.tar.gz | |
2018-02-14 16:27:00
Diffstat (limited to 'tex/context/base/mkiv/node-res.lua')
| -rw-r--r-- | tex/context/base/mkiv/node-res.lua | 73 |
1 files changed, 43 insertions, 30 deletions
diff --git a/tex/context/base/mkiv/node-res.lua b/tex/context/base/mkiv/node-res.lua index 375719eb7..4dee2dd7f 100644 --- a/tex/context/base/mkiv/node-res.lua +++ b/tex/context/base/mkiv/node-res.lua @@ -61,36 +61,37 @@ setmetatable(userids, { -- nuts overload -local nuts = nodes.nuts -local nutpool = { } -nuts.pool = nutpool - -local tonut = nuts.tonut -local tonode = nuts.tonode - -local getbox = nuts.getbox -local getid = nuts.getid -local getlist = nuts.getlist -local getglue = nuts.getglue - -local setfield = nuts.setfield -local setchar = nuts.setchar -local setlist = nuts.setlist -local setwhd = nuts.setwhd -local setglue = nuts.setglue -local setdisc = nuts.setdisc -local setfont = nuts.setfont -local setkern = nuts.setkern -local setpenalty = nuts.setpenalty -local setdir = nuts.setdir -local setshift = nuts.setshift -local setwidth = nuts.setwidth -local setsubtype = nuts.setsubtype -local setleader = nuts.setleader - -local copy_nut = nuts.copy -local new_nut = nuts.new -local flush_nut = nuts.flush +local nuts = nodes.nuts +local nutpool = { } +nuts.pool = nutpool + +local tonut = nuts.tonut +local tonode = nuts.tonode + +local getbox = nuts.getbox +local getid = nuts.getid +local getlist = nuts.getlist +local getglue = nuts.getglue + +local setfield = nuts.setfield +local setchar = nuts.setchar +local setlist = nuts.setlist +local setwhd = nuts.setwhd +local setglue = nuts.setglue +local setdisc = nuts.setdisc +local setfont = nuts.setfont +local setkern = nuts.setkern +local setpenalty = nuts.setpenalty +local setdir = nuts.setdir +local setdirection = nuts.setdirection +local setshift = nuts.setshift +local setwidth = nuts.setwidth +local setsubtype = nuts.setsubtype +local setleader = nuts.setleader + +local copy_nut = nuts.copy +local new_nut = nuts.new +local flush_nut = nuts.flush -- at some point we could have a dual set (the overhead of tonut is not much larger than -- metatable associations at the lua/c end esp if we also take assignments into account @@ -342,6 +343,18 @@ function nutpool.textdir(dir) return t end +function nutpool.direction(dir,swap) + local t = copy_nut(textdir) + if not dir then + -- just a l2r start node + elseif swap then + setdirection(t,dir,true) + else + setdirection(t,dir,false) + end + return t +end + function nutpool.rule(width,height,depth,dir) -- w/h/d == nil will let them adapt local n = copy_nut(rule) if width or height or depth then |