/// <summary>
/// Draw line from active location to active object, if it is a zone.
/// </summary>
void UpdateDistanceLine ()
{
if (activeObject != null && activeObject is Zone) {
if (activeObject is Zone && ((Zone)activeObject).State != PlayerZoneState.Inside) {
if (distanceLine == null) {
// Draw line
PolylineOptions po = new PolylineOptions();
po.Points.Add (new LatLng (Main.GPS.Location.Latitude, Main.GPS.Location.Longitude));
po.Points.Add (new LatLng (((Zone)activeObject).ObjectLocation.Latitude, ((Zone)activeObject).ObjectLocation.Longitude)); //.ObjectLocation.Latitude, ((Zone)activeObject).ObjectLocation.Longitude));
po.InvokeColor(Color.Cyan);
po.InvokeWidth(4);
po.InvokeZIndex(2);
distanceLine = _map.AddPolyline(po);
} else {
// Set new line points
List<LatLng> points = new List<LatLng>(2);
points.Add (new LatLng (Main.GPS.Location.Latitude, Main.GPS.Location.Longitude));
points.Add (new LatLng (((Zone)activeObject).ObjectLocation.Latitude, ((Zone)activeObject).ObjectLocation.Longitude)); //.ObjectLocation.Latitude, ((Zone)activeObject).ObjectLocation.Longitude));
distanceLine.Points = points;
}
} else {
// Delete line
if (distanceLine != null) {
distanceLine.Remove ();
distanceLine = null;
}
}
} else {
// Delete line
if (distanceLine != null) {
distanceLine.Remove ();
distanceLine = null;
}
}
}
private PolylineOptions CreatePolylineOptions(MapPolyline polyline)
{
var op = new PolylineOptions();
op.InvokeColor(polyline.Color.ToAndroid().ToArgb());
op.InvokeWidth((float)polyline.Width);
op.InvokeZIndex(polyline.ZIndex);
return op;
}
private static PolylineOptions CloneOptions(PolylineOptions op)
{
var options = new PolylineOptions();
options.InvokeColor(op.Color);
options.InvokeWidth(op.Width);
options.InvokeZIndex(op.ZIndex);
return options;
}