104 lines
3.7 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.
*****************************************************************************/
/**
* The time conductor bundle adds a global control to the bottom of the
* outermost viewing area. This controls both the range for time-based
* queries and for time-based displays.
*
* @namespace platform/features/conductor
*/
define(
function () {
/**
* Tracks the current state of the time conductor.
*
* @memberof platform/features/conductor
* @constructor
* @param {number} start the initial start time
* @param {number} end the initial end time
*/
function TimeConductor(start, end, domains) {
this.range = { start: start, end: end };
this.domains = domains;
this.activeDomain = domains[0];
}
/**
* Get or set (if called with an argument) the start time for displays.
* @param {number} [value] the start time to set
* @returns {number} the start time
*/
TimeConductor.prototype.displayStart = function (value) {
if (arguments.length > 0) {
this.range.start = value;
}
return this.range.start;
};
/**
* Get or set (if called with an argument) the end time for displays.
* @param {number} [value] the end time to set
* @returns {number} the end time
*/
TimeConductor.prototype.displayEnd = function (value) {
if (arguments.length > 0) {
this.range.end = value;
}
return this.range.end;
};
/**
* Get available domain options which can be used to bound time
* selection.
* @returns {TelemetryDomainMetadata[]} available domains
*/
TimeConductor.prototype.domainOptions = function () {
return this.domains;
};
/**
* Get or set (if called with an argument) the active domain.
* @param {string} [key] the key identifying the domain choice
* @returns {TelemetryDomainMetadata} the active telemetry domain
*/
TimeConductor.prototype.domain = function (key) {
var i;
if (arguments.length > 0) {
for (i = 0; i < this.domains.length; i += 1) {
if (this.domains[i].key === key) {
return (this.activeDomain = this.domains[i]);
}
}
throw new Error("Unknown domain " + key);
}
return this.activeDomain;
};
return TimeConductor;
}
);