void DrawCircles(Point e)
{
if (circleOptionsInner == null)
{
circleOptionsInner = new CircleOptions().InvokeCenter(new LatLng(e.X, e.Y)).InvokeRadius(80).InvokeFillColor(Android.Graphics.Color.ParseColor("#0D15b8fe")).InvokeStrokeWidth(0);
circleInner = NativeMap.AddCircle(circleOptionsInner);
}
if (circleOptionsOuter == null)
{
circleOptionsOuter = new CircleOptions().InvokeCenter(new LatLng(e.X, e.Y)).InvokeRadius(350).InvokeFillColor(Android.Graphics.Color.ParseColor("#1A15b8fe")).InvokeStrokeWidth(0);
circleOuter = NativeMap.AddCircle(circleOptionsOuter);
}
if (firstLoad == true)
{
NativeMap.MoveCamera(CameraUpdateFactory.NewLatLngZoom(new LatLng(e.X, e.Y), 15.8f));
var animation = new Animation(v => circleInner.Radius = v, 25, 200);
animation.Commit(Xamarin.Forms.Application.Current.MainPage, "SimpleAnimation", 500, 2000, Easing.CubicOut, null, () => true);
var fadeEffect = new Animation(v => circleInner.FillColor = Android.Graphics.Color.ParseColor(string.Format("#{0}15b8fe", ((int)(v < 0 ? 0 : v)).ToString("D2"))), 99, -20);
fadeEffect.Commit(Xamarin.Forms.Application.Current.MainPage, "FadeAnimation", 500, 2000, Easing.Linear, null, () => true);
firstLoad = false;
}
circleInner.Center = new LatLng(e.X, e.Y);
circleOuter.Center = new LatLng(e.X, e.Y);
}
private void UpdateRegion()
{
UpdateGoogleMap(formsMap =>
{
if (MapEx.Region == null)
{
return;
}
var cameraUpdate = CameraUpdateFactory.NewLatLngBounds(MapEx.Region.ToLatLngBounds(), 0);
NativeMap.MoveCamera(cameraUpdate);
});
}
/// <summary>
/// Moves the camera directly to the given coordinates.
/// </summary>
/// <param name="lat">Latitude to move to.</param>
/// <param name="lon">Longitude to move to.</param>
public void MoveCameraTo(double lat, double lon)
{
try
{
Device.BeginInvokeOnMainThread(() =>
{
if (KCApi.Properties.MapReady && KCApi.Properties.RenderReady && NativeMap != null)
{
lock (nativeMapLock)
{
NativeMap.MoveCamera(CameraUpdateFactory.NewLatLng(new LatLng(lat, lon)));
}
}
});
}
catch (Exception e)
{
KCApi.OutputException(e);
}
}
void OnMarkerClicked(object sender, GoogleMap.MarkerClickEventArgs e)
{
CancelPinAnimation();
customMap.OnSelect = true;
var pintoadd = new PinModel();
var customView = e.Marker;
System.Diagnostics.Debug.WriteLine("Position of marker: {0}, {1}", customView.Position.Latitude, customView.Position.Longitude);
foreach (X.Models.PinModel pin in customMap.CustomPin)
{
System.Diagnostics.Debug.WriteLine("Custom pin position: {0}, {1}", pin.Position.Latitude, pin.Position.Longitude);
System.Diagnostics.Debug.WriteLine("\tdLat = {0}", Math.Abs(pin.Position.Latitude - customView.Position.Latitude));
System.Diagnostics.Debug.WriteLine("\tdLon = {0}", Math.Abs(pin.Position.Longitude - customView.Position.Longitude));
if (customView.Snippet.Equals(pin.Id))
{
pintoadd = pin;
break;
}
}
VisibleRegion visibleRegion = NativeMap.Projection.VisibleRegion;
NativeMap.Clear();
marketList.Clear();
//var dMeters = 0.004 * NativeMap.Projection.VisibleRegion.;
//var dLat = dMeters / 111.11;
var bounds = NativeMap.Projection.VisibleRegion.LatLngBounds;
var dLat = 0.01 * (bounds.Northeast.Latitude - bounds.Southwest.Latitude);
LatLng latlng = new LatLng(pintoadd.Position.Latitude - dLat, pintoadd.Position.Longitude);
NativeMap.MoveCamera(CameraUpdateFactory.NewLatLng(latlng));
//pintoadd.Emojis.Clear();
NativeMap.AddMarker(CreateMarker(pintoadd));
customMap.showInfoBox(pintoadd.Id);
}
protected virtual void OnMapMessage(Map map, MapMessage message)
{
if (message is ZoomMessage)
{
//var msg = (ZoomMessage)message;
UpdateRegion();
}
else if (message is ProjectionMessage)
{
var msg = (ProjectionMessage)message;
var screenPos = NativeMap.Projection.ToScreenLocation(msg.Position.ToLatLng());
msg.ScreenPosition = new Point(screenPos.X, screenPos.Y);
}
else if (message is MoveMessage)
{
var msg = (MoveMessage)message;
UpdateGoogleMap(formsMap =>
{
var cameraUpdate = CameraUpdateFactory.NewLatLng(msg.Target.ToLatLng());
NativeMap.MoveCamera(cameraUpdate);
});
}
}
private void drawMarkers(int markerSize)
{
LatLngBounds.Builder bounds = new LatLngBounds.Builder();
NativeMap.Clear();
List <LatLng> latLngList = new List <LatLng>();
foreach (var point in customMap.Points)
{
var latlng = new LatLng(point.Latitude, point.Longitude);
latLngList.Add(latlng);
/*var marker = new MarkerOptions();
* marker.Anchor(0.5f, 0.5f);
* marker.SetPosition(latlng);
* BitmapDescriptor pic = null;
* if (!string.IsNullOrEmpty(point.PathToPicture))
* {
* Bitmap bm = BitmapFactory.DecodeFile(point.PathToPicture);
* if (bm != null)
* {
* var croppedBitmap = getCroppedBitmap(bm, markerSize);
* pic = BitmapDescriptorFactory.FromBitmap(croppedBitmap);
* bm = null;
* croppedBitmap = null;
* }
* }
*
* if (pic == null)
* {
* pic = BitmapDescriptorFactory.FromResource(Resource.Drawable.place_unknown);
* }
*
* marker.SetIcon(pic);
* NativeMap.AddMarker(marker);
* bounds.Include(latlng);*/
}
List <PatternItem> pattern_lines = new List <PatternItem>();
pattern_lines.Add(new Gap(10));
//pattern_lines.Add(new Dash(20));
PolylineOptions lineOptions = new PolylineOptions();
foreach (var point in latLngList)
{
lineOptions.Add(point);
}
//lineOptions.InvokePattern(pattern_lines);
lineOptions.InvokeWidth(10);
NativeMap.AddPolyline(lineOptions);
if (customMap.Points.Count > 1)
{
try
{
NativeMap.MoveCamera(CameraUpdateFactory.NewLatLngBounds(bounds.Build(), 100));
}
catch (Java.Lang.Exception)
{
}
}
bounds.Dispose();
}