问在ng-repeate中使用angularjs获取两个纬度之间距离的最佳方法

EN

<ons-row ng-repeat="place in PlacesList" style="border-bottom:solid 6px orange;">
<ons-col>
    <ons-button modifier="clean" ng-click="showPlacesDetails($index)">
        <img src="{{ place[1] }}">
        <div style="position:absolute; bottom:0; width:100%;">
            {{ Show_Distance(place[3], place[4]) }}
        </div>
    </ons-button>
</ons-col>

$scope.Show_Distance = function (lat, lng) {
     var Distance = Get_Distance(lat, lng);
     return Distance;
};

function Get_Distance(lat, lng) {
        //*********DISTANCE AND DURATION**********************//
        var Distance = 'Distance: N.A.';
        var service = new google.maps.DistanceMatrixService();
        service.getDistanceMatrix({
            origins: [new google.maps.LatLng($rootScope.deviceLatitude, $rootScope.deviceLongitude)],
            destinations: [new google.maps.LatLng(lat, lng)],
            travelMode: google.maps.TravelMode.DRIVING,
            avoidHighways: false,
            avoidTolls: false
        },
        function (response, status) {
            if (status == google.maps.DistanceMatrixStatus.OK && response.rows[0].elements[0].status != "ZERO_RESULTS") {
                Distance = response.rows[0].elements[0].distance.text;
                //alert(Distance);
            }
        });
        return Distance;
    }

<Value><string>1</string><string>Forresta Kitchen & Bar</string><string>Forresta Kitchen is nice place</string><string>26.920979</string><string>75.793934</string><string>4</string><string>images/PlacesMedia/1_01.jpg</string></Value>