/// <inheritdoc />
public MapBoundingBox CalculateBoundingBox(List<MapPoint> pushpins)
{
if (pushpins == null || !pushpins.Any())
{
throw new ArgumentNullException("pushpins");
}
// find the bounding box.
// South Latitude, lowerst latitude
// West Longitude, lowerst longitude
// North Latitude, largest latitide
// East Longitude. largest longitude
var firstPin = pushpins[0];
var minLat = firstPin.Latitude;
var minLon = firstPin.Longitude;
var maxLat = firstPin.Latitude;
var maxLon = firstPin.Longitude;
foreach (var pushPin in pushpins)
{
minLat = minLat > pushPin.Latitude ? pushPin.Latitude : minLat;
minLon = minLon > pushPin.Longitude ? pushPin.Longitude : minLon;
maxLat = maxLat < pushPin.Latitude ? pushPin.Latitude : maxLat;
maxLon = maxLon < pushPin.Longitude ? pushPin.Longitude : maxLon;
}
var southWest = new MapPoint(minLat, minLon);
var northEast = new MapPoint(maxLat, maxLon);
var boundingBox = new MapBoundingBox(northEast, southWest);
return boundingBox;
}
/// <summary>
/// Initializes a new instance of the <see cref="MapBoundingBox"/> class.
/// </summary>
/// <param name="northEast">The coordinate of the north east of the bounding box.</param>
/// <param name="southWest">The coordinate of the south west of the bounding box.</param>
/// <exception cref="ArgumentNullException">When either <paramref name="northEast"/>
/// or <paramref name="southWest"/> are <b>null</b>.</exception>
public MapBoundingBox(MapPoint northEast, MapPoint southWest)
{
if (northEast == null)
{
throw new ArgumentNullException("northEast");
}
if (southWest == null)
{
throw new ArgumentNullException("southWest");
}
this.NorthEast = northEast;
this.SouthWest = southWest;
}
private BingPushpinMetadata GetPushpinMetadata(
MapPoint coordinate,
IMapMetadata analyticMapMetadata)
{
BingPushpinMetadata selectedPushpin = null;
foreach (var pin in analyticMapMetadata.Pushpins)
{
// index latituide = 0, longitude = 1
////if(Math.Abs(pin.point.coordinates[0] - (double)coordinate.Latitude) < TOLERANCE)
if (pin.BingPointMetadata.Coordinates[0] == (double)coordinate.Latitude
&& pin.BingPointMetadata.Coordinates[1] == (double)coordinate.Longitude)
{
selectedPushpin = pin;
break;
}
}
return selectedPushpin;
}