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if not modules then modules = { } end modules ['core-lmt'] = {
version = 1.001,
comment = "companion to core-lmt.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
-- Kind of obsolete ... old school directions.
local implement = interfaces.implement
local scankeyword = tokens.scanners.keyword
local scaninteger = tokens.scanners.integer
local settextdir = tex.settextdir
local setlinedir = tex.setlinedir
local setpardir = tex.setpardir
local setboxdir = tex.setboxdir
local gettextdir = tex.gettextdir
local getlinedir = tex.getlinedir
local getpardir = tex.getpardir
local getboxdir = tex.getboxdir
local none_code = tokens.values.none
local context = context
local function scandir()
if scankeyword("tlt") then
return 0
elseif scankeyword("trt") then
return 1
else
return 0
end
end
local function showdir(d)
context(d == 1 and "TRT" or "LTL")
return none_code
end
implement {
name = "textdir",
public = true,
usage = "value",
actions = function(what)
if what == "value" then
showdir(gettextdir())
else
settextdir(scandir())
end
end
}
implement {
name = "linedir",
public = true,
usage = "value",
actions = function(what)
if what == "value" then
return showdir(getlinedir())
else
setlinedir(scandir())
end
end
}
implement {
name = "pardir",
public = true,
usage = "value",
actions = function(what)
if what == "value" then
return showdir(getpardir())
else
setpardir(scandir())
end
end
}
implement {
name = "boxdir",
public = true,
usage = "value",
actions = function(what)
local n = scaninteger()
if what == "value" then
return showdir(getboxdir(n))
else
setboxdir(n,scandir())
end
end
}
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