private void CreateDashedLine(List <CLLocationCoordinate2D> points, MGLMapView mapView)
{
for (var i = 0; i < (points.Count - 1); i += 2)
{
var nextLine = new CLLocationCoordinate2D[2];
nextLine[0] = points[i];
nextLine[1] = points[i + 1];
var polyline = MGLPolyline.PolylineWithCoordinates(ref nextLine[0], (nuint)nextLine.Length);
mapView.AddAnnotation(polyline);
}
}
public static unsafe MGLPolyline PolylineWithCoordinates(CLLocationCoordinate2D[] coords)
{
MGLPolyline line = null;
fixed(void *arrPtr = coords)
{
IntPtr ptr = new IntPtr(arrPtr);
line = MGLPolyline.PolylineWithCoordinates(ptr, 2);
}
return(line);
}
public void MapViewDidFinishLoadingMap(MGLMapView mapView)
{
var coordinates = new CLLocationCoordinate2D[] {
new CLLocationCoordinate2D(latitude: mapView.CenterCoordinate.Latitude + 0.03, longitude: mapView.CenterCoordinate.Longitude - 0.02),
new CLLocationCoordinate2D(latitude: mapView.CenterCoordinate.Latitude + 0.02, longitude: mapView.CenterCoordinate.Longitude - 0.03),
new CLLocationCoordinate2D(latitude: mapView.CenterCoordinate.Latitude, longitude: mapView.CenterCoordinate.Longitude - 0.02),
new CLLocationCoordinate2D(latitude: mapView.CenterCoordinate.Latitude - 0.01, longitude: mapView.CenterCoordinate.Longitude),
new CLLocationCoordinate2D(latitude: mapView.CenterCoordinate.Latitude - 0.04, longitude: mapView.CenterCoordinate.Longitude + 0.01),
new CLLocationCoordinate2D(latitude: mapView.CenterCoordinate.Latitude - 0.04, longitude: mapView.CenterCoordinate.Longitude + 0.04)
};
var polyline = MGLPolyline.PolylineWithCoordinates(ref coordinates[0], (nuint)coordinates.Length);
mapView.AddAnnotation(polyline);
}
MGLPolyline PolyLineWithCoordinates(LatLng[] positions)
{
if (positions == null || positions.Length == 0)
{
return null;
}
var first = positions[0].ToCLCoordinate();
var output = MGLPolyline.PolylineWithCoordinates(ref first, 1);
var i = 1;
while (i < positions.Length)
{
var coord = positions[i].ToCLCoordinate();
output.AppendCoordinates(ref coord, 1);
i++;
}
return output;
}
MGLPolyline PolyLineWithCoordinates(Position[] positions)
{
if (positions == null || positions.Length == 0)
{
return(null);
}
var first = new CLLocationCoordinate2D(positions [0].Lat, positions [0].Long);
var output = MGLPolyline.PolylineWithCoordinates(ref first, 1);
var i = 1;
while (i < positions.Length)
{
var coord = new CLLocationCoordinate2D(positions [i].Lat, positions [i].Long);
output.AppendCoordinates(ref coord, 1);
i++;
}
return(output);
}
MGLPolyline PolyLineWithCoordinates(Position[] positions)
{
if (positions == null || positions.Length == 0)
{
return(null);
}
var first = positions[0].ToCLCoordinate();
var output = MGLPolyline.PolylineWithCoordinates(ref first, 1);
var i = 1;
while (i < positions.Length)
{
var coord = positions[i].ToCLCoordinate();
NSArray nsarray = NSArray.FromObjects(coord);
output.AppendCoordinates(nsarray, 1);
i++;
}
return(output);
}
