Selected data grid in EJ2 JavaScript Chart control

8 May 202310 minutes to read

By using the dragComplete, you can get the selected data values for range selection.

To display the selected data value, follow the given steps:

Step 1:

Get the selected data point values and display the values through grid component by using the dragComplete event.

var selectedData;
var chart = new ej.charts.Chart({
     primaryXAxis: {
            minimum: 1970,
            maximum: 2016
        },
        //Initializing Primary Y Axis
        primaryYAxis: {
            title: 'Sales',
            labelFormat: '{value}%',
            interval: 25,
            minimum: 0,
            maximum: 100,
        },
        //Initializing Chart Series
        series: [
            {
                type: 'Scatter',
                dataSource: [{ x: 1971, y: 50 }, { x: 1972, y: 20 }, { x: 1973, y: 63 }, { x: 1974, y: 81 }, { x: 1975, y: 64 },
                    { x: 1976, y: 36 }, { x: 1977, y: 22 }, { x: 1978, y: 78 }, { x: 1979, y: 60 }, { x: 1980, y: 41 },
                    { x: 1981, y: 62 }, { x: 1982, y: 56 }, { x: 1983, y: 96 }, { x: 1984, y: 48 }, { x: 1985, y: 23 },
                    { x: 1986, y: 54 }, { x: 1987, y: 73 }, { x: 1988, y: 56 }, { x: 1989, y: 67 }, { x: 1990, y: 79 },
                    { x: 1991, y: 18 }, { x: 1992, y: 78 }, { x: 1993, y: 92 }, { x: 1994, y: 43 }, { x: 1995, y: 29 },
                    { x: 1996, y: 14 }, { x: 1997, y: 85 }, { x: 1998, y: 24 }, { x: 1999, y: 61 }, { x: 2000, y: 80 },
                    { x: 2001, y: 14 }, { x: 2002, y: 34 }, { x: 2003, y: 81 }, { x: 2004, y: 70 }, { x: 2005, y: 21 },
                    { x: 2006, y: 70 }, { x: 2007, y: 32 }, { x: 2008, y: 43 }, { x: 2009, y: 21 }, { x: 2010, y: 63 },
                    { x: 2011, y: 9 }, { x: 2012, y: 51 }, { x: 2013, y: 25 }, { x: 2014, y: 96 }, { x: 2015, y: 32 }
                ],
                xName: 'x',
                yName: 'y', name: 'Product A',
                marker: {
                    shape: 'Triangle',
                    width: 10, height: 10
                }
            }
        ],
        title: 'Profit Comparision of A and B', legendSettings: { visible: true, toggleVisibility: false },
        selectionMode: 'DragXY',
        //Get selected range data values
        dragComplete: function(args) {
        grid.dataSource = args.selectedDataValues[0];
        grid.refresh();
        }
    }, '#element');

      var grid = new ej.grids.Grid({
    columns: [
                { field: 'x', headerText: 'x',  type: 'string' },
                { field: 'y', headerText: 'y', type: 'number' }
    ],
   }, '#Grid');
<!DOCTYPE html><html lang="en"><head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Typescript UI Controls">
    <meta name="author" content="Syncfusion">
    <link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/23.2.4/dist/ej2.min.js" type="text/javascript"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
    
    <div class="col-sm-8">
            <div class="row">
                <div class="col-sm-4">  
                  <div id="container">
                    <div id="element" style="width:350px; height:350px;float:left">
                    </div>
                    <label id="lbl"></label>
                  </div>
                </div>
                <div class="col-sm-4" style="width:200px; height:350px;float: right">
                  <div id="Grid">
                  </div>
                </div>
            </div>
    </div>
 
<script>
var ele = document.getElementById('container');
if(ele) {
  ele.style.visibility = "visible";
}   
      </script>
<script src="index.js" type="text/javascript"></script>
</body></html>