openmct/example/generator/SinewaveTelemetryProvider.js
2017-02-23 10:19:10 -08:00

71 lines
2.5 KiB
JavaScript

/*****************************************************************************
* Open MCT, Copyright (c) 2014-2016, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT is 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.
*
* Open MCT includes source code licensed under additional open source
* licenses. See the Open Source Licenses file (LICENSES.md) included with
* this source code distribution or the Licensing information page available
* at runtime from the About dialog for additional information.
*****************************************************************************/
/*global define,Promise*/
/**
* Module defining SinewaveTelemetryProvider. Created by vwoeltje on 11/12/14.
*/
define([
"./SinewaveTelemetrySeries",
"./GeneratorProvider"
], function (
SinewaveTelemetrySeries,
GeneratorProvider
) {
function SinewaveTelemetryProvider() {
this.provider = new GeneratorProvider();
}
SinewaveTelemetryProvider.prototype.requestTelemetry = function (requests) {
if (requests[0].source !== 'generator') {
return Promise.resolve({});
}
return this.provider.request({}, requests[0])
.then(function (data) {
var res = {
generator: {}
};
res.generator[requests[0].key] = new SinewaveTelemetrySeries(data);
return res;
});
};
SinewaveTelemetryProvider.prototype.subscribe = function (callback, requests) {
if (requests[0].source !== 'generator') {
return function unsubscribe() {};
}
function wrapper(data) {
var res = {
generator: {}
};
res.generator[requests[0].key] = new SinewaveTelemetrySeries(data);
callback(res);
}
return this.provider.subscribe({}, wrapper, requests[0]);
};
return SinewaveTelemetryProvider;
});