Google Chart API - Answer

Your client, DataSet Corp, has asked for an interactive web based chart showing the change in revenue from 2005 until now. They would also like the overall average revenue to be reflected in the chart. Be sure to add a title, label axes, and reflect the red and black color scheme used by DSC.

by piyush saraf

HTML

<script src="http://www.google.com/jsapi?ext.js"></script>
<div id="chart"></div>

CSS

#chart {
    width: 900px;
    height:500px;
}

JavaScript

var chartData = [
    ['www.facebook.com', 45],
    ['http://www.google.com', 67],
    ['www.stackoverflow.com', 11]    
];

function drawChart() {
  var data = new google.visualization.DataTable();
  data.addColumn('string', 'Sources');
  data.addColumn('number', 'Total Sales');

  for (var i in chartData){
    //alert(chartData[i][0]+'=>'+ parseInt(chartData[i][1]));
    data.addRow([chartData[i][0], parseInt(chartData[i][1])]);
  }

  var options = {
    //legend: {position:'top'},
    hAxis: {
        title: 'Sources', 
        titleTextStyle: {color: 'black'}, 
        count: -1, 
        viewWindowMode: 'pretty', 
        slantedText: true
    },  
    vAxis: {
        title: 'Total Sales (in USD)', 
        titleTextStyle: {color: 'black'}, 
        count: -1, 
        format: '$#'
    },
    colors: ['#F1CA3A']
  };

  var chart = new google.visualization.ColumnChart(document.getElementById('chart'));
  chart.draw(data, options);    
}

google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);