vzlogger/frontend/javascript/functions.js
2010-09-28 18:17:45 +02:00

85 lines
No EOL
2.3 KiB
JavaScript

/**
* Javascript functions for the frontend
*
* @author Florian Ziegler <fz@f10-home.de>
* @author Justin Otherguy <justin@justinotherguy.org>
* @author Steffen Vogel <info@steffenvogel.de>
* @copyright Copyright (c) 2010, The volkszaehler.org project
* @package default
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*/
/*
* This file is part of volkzaehler.org
*
* volkzaehler.org is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation, either version 3 of the License, or any later version.
*
* volkzaehler.org is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
*/
function refresh() {
if ($('[name=refresh]').attr('checked')) {
getData();
}
}
function loadEntities() {
$('#entities').empty();
$.each(uuids, function(index, value) {
$.getJSON(backendUrl + '/entity/' + value + '.json', function(json) {
var entity = (json.group) ? json.group : json.channel;
$('#entities').append('<tr><td><input type="checkbox" /></td><td>' + entity.uuid + '</td><td>' + entity.title + '</td><td>' + entity.type + '</td></tr>');
});
});
}
function moveWindow(mode) {
delta = myWindowEnd - myWindowStart;
if(mode == 'last')
myWindowEnd = (new Date()).getTime();
myWindowStart = myWindowEnd - delta;
if(mode == 'back') {
myWindowStart -= delta;
myWindowEnd -= delta;
}
if(mode == 'forward') {
myWindowStart += delta;
myWindowEnd += delta;
}
getData();
}
function getData() {
// load json data with given time window
$.getJSON(backendUrl + '/data/' + myUUID + '.json', {from: myWindowStart, to: myWindowEnd, tuples: 500}, function(data){
json = data;
showChart();
});
return false;
}
function showChart() {
var jqData = new Array();
$.each(json.data, function(index, value) {
jqData.push(value.tuples);
});
// TODO read docs
chart = $.jqplot('plot', jqData, jqOptions);
chart.replot({
clear: true,
resetAxes: true
});
}