In this example of Ng-Mousedown directive when your mouse button pressed in the sqaure then the co-ordinates of the mouse position will show below it as soon as the mouse down event fire.
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.2/angular.min.js"></script>
</head>
<body ng-app="app">
<div ng-controller="controllerName">
<p>Mouse Down on the square</p>
<div style="width:100px;height:100px; background-color:gray;" ng-mousedown="mouseDown($event)"></div>
<pre ng-show="X">Mouse enter at:{{X}},{{Y}}</pre>
</div>
<script>
var app = angular.module("app", []);
app.controller('controllerName', ['$scope', function ($scope) {
$scope.mouseDown = function (event) {
$scope.X = event.clientX;
$scope.Y = event.clientY;
}
}]);
</script>
</body>
</html>