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-rw-r--r--Master/texmf-dist/tex/context/base/luat-bwc.lua32
1 files changed, 32 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/context/base/luat-bwc.lua b/Master/texmf-dist/tex/context/base/luat-bwc.lua
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+++ b/Master/texmf-dist/tex/context/base/luat-bwc.lua
@@ -0,0 +1,32 @@
+if not modules then modules = { } end modules ['luat-bwc'] = {
+ version = 1.001,
+ comment = "companion to luat-lib.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+-- backward compatibility
+
+if not tex.wd then
+
+ local box = tex.box
+
+ local wd = { } setmetatable(wd, {
+ __index = function(t,k) local bk = box[k] return bk and bk.width or 0 end,
+ __newindex = function(t,k,v) local bk = box[k] if bk then bk.width = v end end,
+ } )
+
+ local ht = { } setmetatable(ht, {
+ __index = function(t,k) local bk = box[k] return bk and bk.height or 0 end,
+ __newindex = function(t,k,v) local bk = box[k] if bk then bk.height = v end end,
+ } )
+
+ local dp = { } setmetatable(dp, {
+ __index = function(t,k) local bk = box[k] return bk and bk.depth or 0 end,
+ __newindex = function(t,k,v) local bk = box[k] if bk then bk.depth = v end end,
+ } )
+
+--~ tex.wd, tex.ht, tex.dp = wd, ht, dp
+
+end