dey-examples/connectcore-demo-example/static/js/simple-timer.js

32 lines
1.1 KiB
JavaScript

/*
* Copyright 2020, Digi International Inc.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
const SEPARATOR = "@@@"
var currentTime;
var timer;
function updateTime() {
currentTime += 1;
postMessage(new Date(1000 * currentTime).toISOString().substr(11, 8));
}
onmessage = function (event) {
var parts = event.data.split(SEPARATOR);
currentTime = parseInt(parts[0]);
var factor = parseInt(parts[1]);
setInterval(updateTime, 1000 / factor);
};