line chart with ChartJS

by ikbelkirasan

HTML

<script src="https://rawgit.com/nnnick/Chart.js/v1.0.2/Chart.min.js"></script>
<canvas id="myChart" height="300" width="800"></canvas>

JavaScript

var ctx = document.getElementById("myChart").getContext("2d");

var data = {
  labels: ["January", "February", "March", "April", "May", "June", "July"],
  datasets: [
    {
      label: "My First dataset",
      fillColor: "rgba(220,220,220,0.2)",
      strokeColor: "rgba(220,220,220,1)",
      pointColor: "rgba(220,220,220,1)",
      pointStrokeColor: "#fff",
      pointHighlightFill: "#fff",
      pointHighlightStroke: "rgba(220,220,220,1)",
      data: [65, 0, 80, 81, 56, 85, 40]
    },
    {
      label: "My Second dataset",
      fillColor: "rgba(151,187,205,0.2)",
      strokeColor: "rgba(151,187,205,1)",
      pointColor: "rgba(151,187,205,1)",
      pointStrokeColor: "#fff",
      pointHighlightFill: "#fff",
      pointHighlightStroke: "rgba(151,187,205,1)",
      data: [0, 0, 0, 0, 0, 0, 0]
    }
  ]
};

var data2 = [28, 48, 40, 19, 86, 27, 90];

var done = false;
var myLineChart = new Chart(ctx).Line(data, {
  animationEasing: 'linear',
  onAnimationComplete: function () {
    if (!done) {
      myLineChart.datasets[1].points.forEach(function (point, i) {
        point.value = data2[i];
      });
      myLineChart.update();
      done = true;
    }
  }
});