Google Pie Chart animation load - Javascript Google Chart

Javascript examples for Google Chart:Pie Chart

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Description

Google Pie Chart animation load

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <title>Pie Chart Example</title> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
   </head> 
   <body> 
      <script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script> 
      <div id="piechart" style="width: 900px; height: 500px;"></div> 
      <script type="text/javascript">
      google.charts.load('current', {'packages':['corechart']});
      google.charts.setOnLoadCallback(drawChart);
      function drawChart() {/*from  w  w  w . j  a v a  2 s  . co  m*/
        var data = google.visualization.arrayToDataTable([
          ['Task', 'Hours per Day'],
          ['Work',     11],
          ['Eat',      2],
          ['Commute',  2],
          ['Watch TV', 2],
          ['Sleep',    7]
        ]);
        var options = {
          title: 'My Daily Activities',
          animation: {
                 duration: 1000,
                 easing: 'in',
                startup: true
          }
        };
        var chart = new google.visualization.PieChart(document.getElementById('piechart'));
        chart.draw(data, options);
        var percent = 0;
        var handler = setInterval(function(){
            // values increment
            percent += 1;
            // apply new values
            data.setValue(0, 1, percent);
            data.setValue(1, 1, 100 - percent);
            // update the pie
            chart.draw(data, options);
            // check if we have reached the desired value
            if (percent > 74)
                // stop the loop
                clearInterval(handler);
        }, 30);
      }

      </script>  
   </body>
</html>

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