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if not modules then modules = { } end modules ['lpdf-res'] = {
version = 1.001,
comment = "companion to lpdf-ini.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
local codeinjections = backends.codeinjections
local nuts = nodes.nuts
local tonut = nodes.tonut
local setwhd = nuts.setwhd
local setlist = nuts.setlist
local new_hlist = nuts.pool.hlist
local boxresources = tex.boxresources
local saveboxresource = boxresources.save
local useboxresource = boxresources.use
local getboxresourcedimensions = boxresources.getdimensions
local pdfcollectedresources = lpdf.collectedresources
function codeinjections.registerboxresource(n,offset)
local r = saveboxresource(n,nil,pdfcollectedresources(),true,0,offset or 0) -- direct, todo: accept functions as attr/resources
return r
end
function codeinjections.restoreboxresource(index)
local hbox = new_hlist()
local list, wd, ht, dp = useboxresource(index)
setlist(hbox,tonut(list))
setwhd(hbox,wd,ht,dp)
return hbox -- so we return a nut !
end
function codeinjections.boxresourcedimensions(index)
return getboxresourcedimensions(index)
end
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