From 85b7bc695629926641c7cb752fd478adfdf374f3 Mon Sep 17 00:00:00 2001
From: Marius <mariausol@gmail.com>
Date: Sun, 4 Jul 2010 15:32:09 +0300
Subject: stable 2010-05-24 13:10

---
 tex/context/base/node-typ.lua | 53 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 tex/context/base/node-typ.lua

(limited to 'tex/context/base/node-typ.lua')

diff --git a/tex/context/base/node-typ.lua b/tex/context/base/node-typ.lua
new file mode 100644
index 000000000..5ab6b6975
--- /dev/null
+++ b/tex/context/base/node-typ.lua
@@ -0,0 +1,53 @@
+if not modules then modules = { } end modules ['node-typ'] = {
+    version   = 1.001,
+    comment   = "companion to node-ini.mkiv",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+-- this will be replaced by blob-ini cum suis so typesetting will go away
+
+local utfvalues = string.utfvalues
+
+local newglyph = nodes.glyph
+local newglue  = nodes.glue
+
+local hpack, vpack = node.hpack, node.vpack
+
+typesetting = typesetting or { }
+
+local function tonodes(str,fontid,spacing) -- don't use this
+    local head, prev = nil, nil
+    for s in utfvalues(str) do
+        local next
+         if spacing and s == 32 then
+            next = newglue(spacing or 64*1024*10)
+        else
+            next = newglyph(fontid or 1,s)
+        end
+        if not head then
+            head = next
+        else
+            prev.next = next
+            next.prev = prev
+        end
+        prev = next
+    end
+    return head
+end
+
+typesetting.tonodes = tonodes
+
+function typesetting.hpack(str,fontid,spacing)
+    return hpack(tonodes(str,fontid,spacing))
+end
+
+function typesetting.vpack(str,fontid,spacing)
+    -- vpack is just a hack, and a proper implentation is on the agenda
+    -- as it needs more info etc than currently available
+    return vpack(tonodes(str,fontid,spacing))
+end
+
+--~ node.write(typesetting.hpack("Hello World!"))
+--~ node.write(typesetting.hpack("Hello World!",1,100*1024*10))
-- 
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