From 267170167d52cab9e97f879d9127a1cf04f6bb58 Mon Sep 17 00:00:00 2001
From: Martin Peach <mrpeach@users.sourceforge.net>
Date: Tue, 15 Mar 2011 20:53:57 +0000
Subject: This is a version of Claude Heiland-Allen's lua for Pd. The objects
 are named pdlua and pdluax instead of lua and luax. So far it seems to work
 on linux.

svn path=/trunk/externals/pdlua/; revision=15030
---
 examples/revalue.pd_lua | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 examples/revalue.pd_lua

(limited to 'examples/revalue.pd_lua')

diff --git a/examples/revalue.pd_lua b/examples/revalue.pd_lua
new file mode 100644
index 0000000..e2503df
--- /dev/null
+++ b/examples/revalue.pd_lua
@@ -0,0 +1,39 @@
+local Revalue = pd.Class:new():register("revalue")
+
+function Revalue:initialize(sel, atoms)
+  self.inlets = 2
+  self.outlets = 2
+  if type(atoms[1]) == "string" then
+    self.name = atoms[1]
+  else
+    self.name = nil
+  end
+  return true
+end
+
+-- get a value or report if it doesn't exist
+function Revalue:in_1_bang()
+  if self.name ~= nil then
+    local r = pd.getvalue(self.name)
+    if r ~= nil then
+      self:outlet(1, "float", { r })
+      return
+    end
+  end
+  self:outlet(2, "bang", { })
+end
+
+-- set a value or report if it doesn't exist
+function Revalue:in_1_float(f)
+  if self.name ~= nil then
+    if pd.setvalue(self.name, f) then
+      return
+    end
+  end
+  self:outlet(2, "bang", { })
+end
+
+-- set the [value] name
+function Revalue:in_2_symbol(s)
+  self.name = s
+end
-- 
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