Selected data grid in EJ2 JavaScript Chart control

23 Dec 20238 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 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/ej2/31.2.12/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="container">
    <div id="Grid"></div>
    <div id="element"></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>