mirror of
https://github.com/node-red/node-red.git
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61 lines
1.8 KiB
JavaScript
61 lines
1.8 KiB
JavaScript
/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = require("../../red/red");
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var Blink1 = require("node-blink1");
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function Blink1Node(n) {
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RED.nodes.createNode(this,n);
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this.fade = n.fade||0;
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var node = this;
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try {
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var p1 = /^\#[A-Fa-f0-9]{6}$/
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var p2 = /[0-9]+,[0-9]+,[0-9]+/
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this.on("input", function(msg) {
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if (blink1) {
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if (p1.test(msg.payload)) {
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// if it is a hex colour string
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var r = parseInt(msg.payload.slice(1,3),16);
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var g = parseInt(msg.payload.slice(3,5),16);
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var b = parseInt(msg.payload.slice(5),16);
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if (node.fade == 0) { blink1.setRGB( r, g, b ); }
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else { blink1.fadeToRGB(node.fade, r, g, b ); }
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}
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else if (p2.test(msg.payload)) {
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// if it is a r,g,b triple
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var rgb = msg.payload.split(',');
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if (node.fade == 0) { blink1.setRGB(parseInt(rgb[0])&255, parseInt(rgb[1])&255, parseInt(rgb[2])&255); }
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else { blink1.fadeToRGB(node.fade, parseInt(rgb[0])&255, parseInt(rgb[1])&255, parseInt(rgb[2])&255); }
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}
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else {
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// you can do fancy colours by name here if you want...
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node.warn("Blink1 : invalid msg : "+msg.payload);
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}
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}
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else {
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node.warn("No Blink1 found");
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}
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});
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var blink1 = new Blink1.Blink1();
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}
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catch(e) {
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node.error("No Blink1 found");
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}
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}
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RED.nodes.registerType("blink1",Blink1Node);
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