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Added Griffin PowerMate node
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hardware/powermate/79-powermate.html
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hardware/powermate/79-powermate.html
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<!--
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Copyright 2013 IBM Corp.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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<!-- First, the content of the edit dialog is defined. -->
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<script type="text/x-red" data-template-name="powerMate">
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<!-- data-template-name identifies the node type this is for -->
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<!-- Each of the following divs creates a field in the edit dialog. -->
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<!-- Generally, there should be an input for each property of the node. -->
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<!-- The for and id attributes identify the corresponding property -->
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<!-- (with the 'node-input-' prefix). -->
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<!-- The available icon classes are defined in Twitter Bootstrap -->
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<!-- By convention, most nodes have a 'name' property. The following div -->
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<!-- provides the necessary field. -->
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<div class="form-row">
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<label for="node-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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</div>
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<div class="form-row">
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<label for="node-input-topic"><i class="icon-tag"></i> Topic</label>
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<input type="text" id="node-input-topic" >
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</div>
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</script>
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<!-- Next, some simple help text is provided for the node. -->
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<script type="text/x-red" data-help-name="powerMate">
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<!-- data-help-name identifies the node type this help is for -->
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<!-- This content appears in the Info sidebar when a node is selected -->
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<!-- The first <p> is used as the pop-up tool tip when hovering over a -->
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<!-- node in the palette. -->
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<p>Input node for the <a href="http://www.amazon.co.uk/gp/product/B003VWU2WA/ref=as_li_ss_tl?ie=UTF8&camp=1634&creative=19450&creativeASIN=B003VWU2WA&linkCode=as2&tag=bespl-21">Griffin Powermate</a></p>
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<p>The topic setting is a prefix that will be pre-pended to button or wheel. e.g. <i>powermate/button</i> or <i>powermate/wheel</i></p>
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<p>For wheel inputs the payload will be +ve for clockwise and -ve for anti-clockwise.</p>
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<p>For button inputs the payload will be 'up' or 'down'</p>
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</script>
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<!-- Finally, the node type is registered along with all of its properties -->
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<!-- The example below shows a small subset of the properties that can be set-->
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<script type="text/javascript">
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RED.nodes.registerType('powerMate',{
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category: 'advanced-function', // the palette category
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color:"GoldenRod",
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defaults: { // defines the editable properties of the node
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name: {value:"powermate"}, // along with default values.
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topic: {value:"powermate"}
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},
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inputs:0, // set the number of inputs - only 0 or 1
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outputs:1, // set the number of outputs - 0 to n
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icon: "powermate.png", // set the icon (held in public/icons)
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label: function() { // sets the default label contents
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return this.name||this.topic||"powermate";
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},
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labelStyle: function() { // sets the class to apply to the label
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return this.name?"node_label_italic":"";
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}
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});
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</script>
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66
hardware/powermate/79-powermate.js
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hardware/powermate/79-powermate.js
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/**
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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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// Require main module
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//var RED = require(process.env.NODE_RED_HOME+"/red/red");
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module.exports = function(RED) {
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var PowerMate = require('node-powermate');
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var pm;
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// The main node definition - most things happen in here
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function powerMateNode(n) {
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RED.nodes.createNode(this,n);
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this.name = n.name;
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this.topic = n.topic;
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var node = this;
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pm = new PowerMate();
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pm.on('buttonDown', function() {
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var msg = {};
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msg.topic = node.topic + '/button';
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msg.payload = 'down';
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node.send(msg);
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});
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pm.on('buttonUp', function() {
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var msg = {};
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msg.topic = node.topic + '/button';
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msg.payload = 'up';
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node.send(msg);
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});
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pm.on('wheelTurn', function(delta) {
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var msg = {};
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msg.topic = node.topic + '/wheel';
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msg.payload = delta;
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node.send(msg);
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});
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node.on('close', function(){
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try {
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node.log('shutting down powerMate');
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} catch(err) {
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node.error(err);
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}
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});
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}
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RED.nodes.registerType("powerMate",powerMateNode);
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}
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23
hardware/powermate/README.md
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hardware/powermate/README.md
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PowerMate
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=========
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A Node-Red node to read from the [Griffin PowerMate] (http://www.amazon.co.uk/gp/product/B003VWU2WA/ref=as_li_ss_tl?ie=UTF8&camp=1634&creative=19450&creativeASIN=B003VWU2WA&linkCode=as2&tag=bespl-21)
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Install
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-------
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This module depends on the node-powermate node so you will need to run
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npm install node-powermate
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Usage
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-----
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This node outputs messages for 3 different events
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+ Button down
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+ Button up
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+ Wheel rotation
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For the first 2 the message payload of 'up' or 'down' respectively is published to the topic + '/button'. For the wheel rotation the message payload is +ve for clockwise and -ve for anti-clockwise on the topic + '/wheel'
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hardware/powermate/icons/powermate.png
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hardware/powermate/icons/powermate.png
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