public override void ViewDidLoad()
{
base.ViewDidLoad();
// Perform any additional setup after loading the view, typically from a nib.
mapView = new MGLMapView(View.Bounds, MGLStyle.LightStyleURLWithVersion(9));
mapView.TintColor = UIColor.DarkGray;
// Set the map's bounds to Pisa, Italy.
var bounds = new MGLCoordinateBounds()
{
sw = new CLLocationCoordinate2D(latitude: 43.7115, longitude: 10.3725),
ne = new CLLocationCoordinate2D(latitude: 43.7318, longitude: 10.4222)
};
mapView.SetVisibleCoordinateBounds(bounds, animated: false);
// Set the map view‘s delegate property.
mapView.WeakDelegate = this;
View.AddSubview(mapView);
// Initialize and add the point annotation.
var pisa = new MGLPointAnnotation();
pisa.Coordinate = new CLLocationCoordinate2D(latitude: 43.72305, longitude: 10.396633);
pisa.Title = "Leaning Tower of Pisa";
mapView.AddAnnotation(pisa);
}
void UpdateRegion()
{
if (false == Element?.VisibleBounds.IsEmpty())
{
var ne = new CLLocationCoordinate2D(Element.VisibleBounds.NorthEast.Lat, Element.VisibleBounds.NorthEast.Long);
var sw = new CLLocationCoordinate2D(Element.VisibleBounds.SouthWest.Lat, Element.VisibleBounds.SouthWest.Long);
var bounds = new MGLCoordinateBounds()
{
ne = ne, sw = sw
};
map.SetVisibleCoordinateBounds(bounds, true, null);
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
// Perform any additional setup after loading the view, typically from a nib.
/*Dictionary<string, CLLocationCoordinate2D> boundsDict = FindBounds(lat1, lng1, lat2, lng2);*/
var lat1 = 21.353550;
var lng1 = -157.842061;
var lat2 = 35.832595;
var lng2 = 139.535024;
var pickupPoint = new CLLocationCoordinate2D(lat1, lng1);
var deliveryPoint = new CLLocationCoordinate2D(lat2, lng2);
var initialBounds = new MGLCoordinateBounds()
{
sw = pickupPoint,
ne = deliveryPoint
};
var mapView = new MGLMapView(frame: View.Bounds)
{
//This can be cleaned up at the end
/* ZoomLevel = 6,
* CenterCoordinate = new CLLocationCoordinate2D(28.903782, -36.516551),
* VisibleCoordinateBounds = initialBounds,
* Direction = 0*/
};
bool crossesMeridianOrDateline;
if ((lng1 > 0.0 && lng2 < 0.0) || (lng1 < 0.0 && lng2 > 0.0))
{
crossesMeridianOrDateline = true;
}
else
{
crossesMeridianOrDateline = false;
}
var xDiffPrimeMeridianZero = FindXDiffPrimeMeridianZero(lng1, lng2);
var xDiffDatelineZero = FindXDiffDatelineZero(lng1, lng2);
List <double> xList;
List <double> lngList;
if ((Math.Abs(xDiffDatelineZero) > Math.Abs(xDiffPrimeMeridianZero)) && crossesMeridianOrDateline == true)
{
var latCenter = (lat1 + lat2) / 2.0;
// Find center coordinate here
var x1 = FindXPrimeMeridianZero(lng1);
var xCenter = x1 + (xDiffPrimeMeridianZero / 2.0);
double lngCenter;
if (x1 > 180.0)
{
lngCenter = xCenter - 360.0;
}
else
{
lngCenter = xCenter;
}
mapView.SetCenterCoordinate(new CLLocationCoordinate2D(latCenter, lngCenter), false);
mapView.SetZoomLevel(1.5, false);
xList = CreateXList(xDiffPrimeMeridianZero, x1);
lngList = ConvertToLngsPrimeMeridianZero(xList);
}
else
{
// find max/min lat/lng here
// use those to determine the initialBounds
var latDict = FindLowHigh(lat1, lat2);
var latHigh = latDict["high"];
var latLow = latDict["low"];
var lngDict = FindLowHigh(lng1, lng2);
var lngHigh = lngDict["high"];
var lngLow = lngDict["low"];
var latBuffer = (latHigh - latLow) / 10.0;
var lngBuffer = (lngHigh - lngLow) / 10.0;
var swLat = latLow - latBuffer;
var swLng = lngLow - lngBuffer;
var neLat = latHigh + latBuffer;
var neLng = lngHigh + lngBuffer;
var bounds = new MGLCoordinateBounds()
{
sw = new CLLocationCoordinate2D(swLat, swLng),
ne = new CLLocationCoordinate2D(neLat, neLng)
};
mapView.SetVisibleCoordinateBounds(bounds, new UIEdgeInsets(top: 0.0f, left: 0.0f, bottom: 0.0f, right: 0.0f), false);
xList = CreateXList(xDiffDatelineZero, FindXDatelineZero(lng1));
lngList = ConvertToLngsDatelineZero(xList);
}
var yList = CreateYList(lat1, lat2);
var latList = ConvertToLats(yList);
var coords = ConvertToCoords(latList, lngList);
this.View.AddSubview(mapView);
mapView.WeakDelegate = this;
/* mapView.SetCenterCoordinate(new CLLocationCoordinate2D(50.392381, -98.94189), 6, false);*/
var pickupPointAnnotation = new MGLPointAnnotation()
{
Title = "Echo Chicago",
Subtitle = "#1 3PL",
Coordinate = pickupPoint
};
var deliveryPointAnnotation = new MGLPointAnnotation()
{
Title = "St. Louis",
Subtitle = "Delivery Spot",
Coordinate = deliveryPoint
};
mapView.AddAnnotation(pickupPointAnnotation);
mapView.AddAnnotation(deliveryPointAnnotation);
CreateDashedLine(coords, mapView);
/* var newLayer = new MGLSymbolStyleLayer(Guid.NewGuid().ToString(), new MGLSource("xxx"))
* {
* IconImageName = NSExpression.FromConstant(new NSString("temple")),
* IconOpacity = NSExpression.FromConstant(NSNumber.FromDouble(0.7))
* };
* Debug.WriteLine(newLayer.IconImageName.ToString());*/
}
public static LatLngBounds ToLatLngBounds(this MGLCoordinateBounds pos)
{
return(new LatLngBounds(pos.sw.ToLatLng(), pos.ne.ToLatLng()));
}
