Wijmo 5 [background Color in flex grid ]

Change background color in flex grid last row

HTML

<link rel="stylesheet" href="http://cdn.wijmo.com/5.latest/styles/wijmo.min.css">
<link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="http://cdn.wijmo.com/5.latest/controls/wijmo.min.js"></script>
<script src="http://cdn.wijmo.com/5.latest/controls/wijmo.grid.min.js"></script>
<script src="http://cdn.wijmo.com/5.latest/interop/angular/wijmo.angular.min.js"></script>
  <div ng-app="app">
        <div ng-controller="appCtrl">
        <b>Item formatter Used for Chnaging background color of last row in grid </b>
            <wj-flex-grid items-source="data" item-formatter="itemFormatter" ></wj-flex-grid>
            <b> cssClass property of row is used for changing background color</b>
            <wj-flex-grid items-source ="data" loaded-rows="loadedRows(s,e)"></wj-flex-grid>
        </div>
    </div>

CSS

.redRow{
            background-color:pink !important;
        }

JavaScript

var getData = function (value) {
            var countries = 'India,Japan,UK,US,China'.split(','),
           data = [];
            for (var i = 0; i < value; i++) {
                data.push({
                    id: i + 1,
                    country: countries[i % countries.length],
                    sales: Math.random() * 10000,
                    downloads:Math.random()*200
                });
            }
            return data;
        };
       
        var app = angular.module('app', ['wj']);
        app.controller('appCtrl', function ($scope) {
            $scope.data = new wijmo.collections.CollectionView(getData(20));
            $scope.itemFormatter = function (panel, r, c, cell) {
                var flex=panel.grid;
                if (wijmo.grid.CellType.Cell === panel.cellType) {
                    if (r == flex.rows.length - 1) {
                        cell.style.backgroundColor = 'blue';
                        cell.style.color = "White";
                    }
                }                
            };
            $scope.loadedRows = function (s, e) {
                var rows = s.rows;
                rows[rows.length-1].cssClass='redRow'
            };
        });