ABPCMS.Web/lib/chart.js/samples/utils.js

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/* global Chart */

'use strict';

window.chartColors = {
	red: 'rgb(255, 99, 132)',
	orange: 'rgb(255, 159, 64)',
	yellow: 'rgb(255, 205, 86)',
	green: 'rgb(75, 192, 192)',
	blue: 'rgb(54, 162, 235)',
	purple: 'rgb(153, 102, 255)',
	grey: 'rgb(201, 203, 207)'
};

window.randomScalingFactor = function() {
	return (Math.random() > 0.5 ? 1.0 : -1.0) * Math.round(Math.random() * 100);
};

(function(global) {
	var Months = [
		'January',
		'February',
		'March',
		'April',
		'May',
		'June',
		'July',
		'August',
		'September',
		'October',
		'November',
		'December'
	];

	var Samples = global.Samples || (global.Samples = {});
	Samples.utils = {
		// Adapted from http://indiegamr.com/generate-repeatable-random-numbers-in-js/
		srand: function(seed) {
			this._seed = seed;
		},

		rand: function(min, max) {
			var seed = this._seed;
			min = min === undefined? 0 : min;
			max = max === undefined? 1 : max;
			this._seed = (seed * 9301 + 49297) % 233280;
			return min + (this._seed / 233280) * (max - min);
		},

		numbers: function(config) {
			var cfg = config || {};
			var min = cfg.min || 0;
			var max = cfg.max || 1;
			var from = cfg.from || [];
			var count = cfg.count || 8;
			var decimals = cfg.decimals || 8;
			var continuity = cfg.continuity || 1;
			var dfactor = Math.pow(10, decimals) || 0;
			var data = [];
			var i, value;