diff --git a/nodes/core/logic/16-range.html b/nodes/core/logic/16-range.html
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+
+
+
+
+
+
+
diff --git a/nodes/core/logic/16-range.js b/nodes/core/logic/16-range.js
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+/**
+ * Copyright 2013 IBM Corp.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+var RED = require(process.env.NODE_RED_HOME + "/red/red");
+
+function RangeNode(n) {
+ RED.nodes.createNode(this, n);
+ this.action = n.action;
+ this.round = n.round || false;
+ this.minin = Number(n.minin);
+ this.maxin = Number(n.maxin);
+ this.minout = Number(n.minout);
+ this.maxout = Number(n.maxout);
+ var node = this;
+
+ this.on('input', function (msg) {
+ var n = Number(msg.payload);
+ if (!isNaN(n)) {
+ if (node.action == "clamp") {
+ if (n < node.minin) { n = node.minin; }
+ if (n > node.maxin) { n = node.maxin; }
+ }
+ if (node.action == "roll") {
+ if (n >= node.maxin) { n = (n - node.minin) % (node.maxin - node.minin) + node.minin; }
+ if (n < node.minin) { n = (n - node.minin) % (node.maxin - node.minin) + node.maxin; }
+ }
+ msg.payload = ((n - node.minin) / (node.maxin - node.minin) * (node.maxout - node.minout)) + node.minout;
+ if (node.round) { msg.payload = Math.round(msg.payload); }
+ node.send(msg);
+ }
+ else { node.log("Not a number: "+msg.payload); }
+ });
+}
+RED.nodes.registerType("range", RangeNode);
diff --git a/public/icons/range.png b/public/icons/range.png
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