Wijmo 5 - AngularJS directives

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdn.grapecity.com/wijmo/5.latest/styles/wijmo.min.css">
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.grid.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.chart.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/interop/angular/wijmo.angular.min.js"></script>
<!--Some Toolbar -->

<!-- mark this as an Angular application and give it a controller -->
<div ng-app="app" ng-controller="appCtrl" class="container">
<!--WJ Group Panel -->
    <wj-flex-grid ng-mouseleave="onMouseLeave($event)" ng-mouseover="onMouseOver($event)" items-source="data" control="grid">
        <wj-flex-grid-column header="Country" binding="country"></wj-flex-grid-column>
        <wj-flex-grid-column header="Sales" binding="sales">
        </wj-flex-grid-column>
        <wj-flex-grid-column header="Expenses" binding="expenses"></wj-flex-grid-column>
        <wj-flex-grid-column header="Downloads" binding="downloads"></wj-flex-grid-column>
    </wj-flex-grid><br>
</div>

CSS

.wj-flexgrid {
     height: 450px;
     width: auto;
     margin-bottom: 20px;
 }

 body {
     margin: 40px;
 }

TypeScript

// define app, include Wijmo 5 directives
var app = angular.module('app', ['wj']);

// controller
app.controller('appCtrl', function($scope) {
	
    $scope.grid = null;
	var tooltip = new wijmo.Tooltip();
	
	$scope.onMouseOver = function(e) {
  if ($scope.grid)
  {
		var hti = $scope.grid.hitTest(e);
		if(hti.panel && hti.panel.cellType === wijmo.grid.CellType.ColumnHeader) {
			var header = hti.panel.getCellData(hti.row, hti.col, false);
			var ele = hti.panel.getCellElement(hti.row, hti.col);
      //Some Custom Logic Required as Tooltips dynamcially loading 
      for (var i = 0; i < $scope.grid.columns.length; i++) {
      if ($scope.grid.columns[i].header === header) {
					tooltip.show(ele, $scope.grid.columns[i].header);	//Instead of header content I am using i.e this.$scope.ctx.columns[i].tooltipcolumn
          return;
          }
      }
		}
		else {
			tooltip.hide();
		}
	}
	}
  //Here I am using MouseLeave since, my Version is Diferent. 
	$scope.onMouseLeave = function(e) {
		tooltip.hide();
	}
    
    // create some random data
    var countries = 'US,Germany,UK,Japan,Italy,Greece'.split(','),
        data = [];
    for (var i = 0; i < 200; i++) {
        data.push({
            country: countries[i % countries.length],
            downloads: Math.round(Math.random() * 20000),
            sales: Math.random() * 10000,
            expenses: Math.random() * 5000
        });
    }

    // expose data as a CollectionView to get events
    $scope.data = new wijmo.collections.CollectionView(data);

    $scope.autoSize = function() {
		$scope.grid.autoSizeRows();
        $scope.grid.autoSizeColumns();
    }
});