node-red/nodes/hardware/77-blink1.js

47 lines
1.2 KiB
JavaScript

/**
* 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("../../red/red");
var Blink1 = require("node-blink1");
function Blink1Node(n) {
RED.nodes.createNode(this,n);
var node = this;
try {
var blink1 = new Blink1.Blink1();
node.log("started");
this.on("input", function(msg) {
if (msg != null) {
var rgb = msg.payload.split(',');
// only do it if three parameters...
if (rgb.length == 3) {
blink1.setRGB( (rgb[0]*1)&255, (rgb[1]*1)&255, (rgb[2]*1)&255 );
}
else {
//let Andy do fancy colours by name here if he wants...
node.log("received "+msg.payload);
}
}
});
}
catch(e) {
node.error(e);
}
}
RED.nodes.registerType("blink",Blink1Node);