HighCharts Pie Test

Attempting to get data to pie from table

by J. Albert Bowden

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<div id="container" style="width: 500px; height: 400px"></div>

JavaScript

var chart;
$(document).ready(function() {
   chart = new Highcharts.Chart({
      chart: {
         renderTo: 'container',
         type: 'spline'
      },
      title: {
         text: 'Snow depth in the Vikjafjellet mountain, Norway'
      },
      subtitle: {
         text: 'An example of irregular time data in Highcharts JS'   
      },
      xAxis: {
         type: 'datetime',
         dateTimeLabelFormats: { // don't display the dummy year
            month: '%e. %b',
            year: '%b'
         }
      },
      yAxis: {
         title: {
            text: 'Snow depth (m)'
         },
         min: 0
      },
      tooltip: {
         formatter: function() {
             for(var i=0;i<this.series.data.length;i++){
                  var item = this.series.data[i];
                  if(item.x == this.x && item.y == this.y)
                   return 'point ' + i;
             }
             return 'not found'
         }
      },
      series: [{
         name: 'Winter 2007-2008',
         // Define the data points. All series have a dummy year
         // of 1970/71 in order to be compared on the same x axis. Note
         // that in JavaScript, months start at 0 for January, 1 for February etc.
         data: [
            [Date.UTC(1970,  9, 27), 0   ],
            [Date.UTC(1970, 10, 10), 0.6 ],
            [Date.UTC(1970, 10, 18), 0.7 ],
            [Date.UTC(1970, 11,  2), 0.8 ],
            [Date.UTC(1970, 11,  9), 0.6 ],
            [Date.UTC(1970, 11, 16), 0.6 ],
            [Date.UTC(1970, 11, 28), 0.67],
            [Date.UTC(1971,  0,  1), 0.81],
            [Date.UTC(1971,  0,  8), 0.78],
            [Date.UTC(1971,  0, 12), 0.98],
            [Date.UTC(1971,  0, 27), 1.84],
            [Date.UTC(1971,  1, 10), 1.80],
            [Date.UTC(1971,  1, 18), 1.80],
            [Date.UTC(1971,  1, 24), 1.92],
            [Date.UTC(1971,  2,  4), 2.49],
            [Date.UTC(1971,  2, 11), 2.79],
            [Date.UTC(1971,  2, 15), 2.73],
          ...