private void CreateCircle(double value)
{
fence = new Xamarin.Forms.GoogleMaps.Circle();
fence.StrokeWidth = 2f;
fence.StrokeColor = Color.Green;
fence.FillColor = Color.Transparent;
fence.Center = new Position(App.Position.Latitude, App.Position.Longitude);
fence.Radius = Distance.FromKilometers(value);
fence.ZIndex = 1;
map.Circles.Add(fence);
}
private void Current_PositionChanged(object sender, Plugin.Geolocator.Abstractions.PositionEventArgs e)
{
fence = new Xamarin.Forms.GoogleMaps.Circle();
fence.StrokeWidth = 2f;
fence.StrokeColor = Color.Green;
fence.FillColor = Color.Transparent;
fence.Center = new Xamarin.Forms.GoogleMaps.Position(e.Position.Latitude, e.Position.Longitude);
fence.Radius = Distance.FromKilometers(SliderValue);
fence.ZIndex = 1;
map.Circles.Add(fence);
map.MoveToRegion(MapSpan.FromCenterAndRadius(new Xamarin.Forms.GoogleMaps.Position(e.Position.Latitude, e.Position.Longitude), Distance.FromMiles(5)));
map.Pins.Clear();
map.Pins.Add(new Pin {
Rotation = 33.3f, Address = "", Tag = "id_location", Label = "Im here", Position = new Xamarin.Forms.GoogleMaps.Position(App.Position.Latitude, App.Position.Longitude)
});
}
public ShapesPage()
{
InitializeComponent();
Polyline polyline = null;
Polygon polygon = null;
Circle circle = null;
// Polyline
buttonAddPolyline.Clicked += (sender, e) =>
{
polyline = new Polyline();
polyline.Positions.Add(new Position(40.77d, -73.93d));
polyline.Positions.Add(new Position(40.81d, -73.91d));
polyline.Positions.Add(new Position(40.83d, -73.87d));
polyline.IsClickable = true;
polyline.StrokeColor = Color.Blue;
polyline.StrokeWidth = 5f;
polyline.Tag = "POLYLINE"; // Can set any object
polyline.Clicked += Polyline_Clicked;
map.Polylines.Add(polyline);
((Button)sender).IsEnabled = false;
buttonRemovePolyline.IsEnabled = true;
};
buttonRemovePolyline.Clicked += (sender, e) =>
{
map.Polylines.Remove(polyline);
polyline.Clicked -= Polyline_Clicked;
polyline = null;
((Button)sender).IsEnabled = false;
buttonAddPolyline.IsEnabled = true;
};
buttonRemovePolyline.IsEnabled = false;
// Polygon
buttonAddPolygon.Clicked += (sender, e) =>
{
polygon = new Polygon();
polygon.Positions.Add(new Position(40.85d, -73.96d));
polygon.Positions.Add(new Position(40.87d, -74.00d));
polygon.Positions.Add(new Position(40.78d, -74.06d));
polygon.Positions.Add(new Position(40.77d, -74.02d));
polygon.IsClickable = true;
polygon.StrokeColor = Color.Green;
polygon.StrokeWidth = 3f;
polygon.FillColor = Color.FromRgba(255, 0, 0, 64);
polygon.Tag = "POLYGON"; // Can set any object
polygon.Clicked += Polygon_Clicked;;
map.Polygons.Add(polygon);
((Button)sender).IsEnabled = false;
buttonRemovePolygon.IsEnabled = true;
};
buttonRemovePolygon.Clicked += (sender, e) =>
{
map.Polygons.Remove(polygon);
polygon.Clicked -= Polygon_Clicked;
polygon = null;
((Button)sender).IsEnabled = false;
buttonAddPolygon.IsEnabled = true;
};
buttonRemovePolygon.IsEnabled = false;
// Circle
buttonAddCircle.Clicked += (sender, e) =>
{
circle = new Circle();
circle.Center = new Position(40.72d, -73.89d);
circle.Radius = Distance.FromMeters(3000f);
circle.StrokeColor = Color.Purple;
circle.StrokeWidth = 6f;
circle.FillColor = Color.FromRgba(0, 0, 255, 32);
circle.Tag = "CIRCLE"; // Can set any object
map.Circles.Add(circle);
((Button)sender).IsEnabled = false;
buttonRemoveCircle.IsEnabled = true;
};
buttonRemoveCircle.Clicked += (sender, e) =>
{
map.Circles.Remove(circle);
circle = null;
((Button)sender).IsEnabled = false;
buttonAddCircle.IsEnabled = true;
};
buttonRemoveCircle.IsEnabled = false;
}
