fix bugs with UI for gps denied

Azaion.Annotator/AnnotatorEventHandler.cs

@@ -1,6 +1,9 @@
 using System.IO;
 using System.Windows;
 using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Threading;
+using Azaion.Annotator.Controls;
 using Azaion.Annotator.DTO;
 using Azaion.Common;
 using Azaion.Common.Database;
@@ -11,6 +14,8 @@ using Azaion.Common.Extensions;
 using Azaion.Common.Services;
 using Azaion.CommonSecurity.DTO;
 using Azaion.CommonSecurity.Services;
+using GMap.NET;
+using GMap.NET.WindowsPresentation;
 using LibVLCSharp.Shared;
 using MediatR;
 using Microsoft.Extensions.Logging;
@@ -38,7 +43,9 @@ public class AnnotatorEventHandler(
             INotificationHandler<AnnotatorControlEvent>,
             INotificationHandler<VolumeChangedEvent>,
             INotificationHandler<AnnotationsDeletedEvent>,
-            INotificationHandler<AnnotationAddedEvent>
+            INotificationHandler<AnnotationAddedEvent>,
+            INotificationHandler<SetStatusTextEvent>,
+            INotificationHandler<GPSMatcherResultEvent>
 {
     private const int STEP = 20;
     private const int LARGE_STEP = 5000;
@@ -363,4 +370,35 @@ public class AnnotatorEventHandler(
         });
         return Task.CompletedTask;
     }
+
+    public Task Handle(SetStatusTextEvent e, CancellationToken cancellationToken)
+    {
+        mainWindow.Dispatcher.Invoke(() =>
+        {
+            mainWindow.StatusHelp.Text = e.Text;
+            if (e.Color.HasValue)
+                mainWindow.StatusHelp.Foreground = new SolidColorBrush(e.Color.Value);
+        });
+        return Task.CompletedTask;
+    }
+
+    public Task Handle(GPSMatcherResultEvent e, CancellationToken cancellationToken)
+    {
+        mainWindow.Dispatcher.Invoke(() =>
+        {
+            var mapMatcher = mainWindow.MapMatcherComponent;
+            var marker = new GMapMarker(new PointLatLng(e.Latitude, e.Longitude));
+            var ann = mapMatcher.Annotations[e.Index];
+            marker.Shape = new CircleVisual(marker, Brushes.Blue)
+            {
+                Text = e.Image
+            };
+            mapMatcher.SatelliteMap.Markers.Add(marker);
+            ann.Lat = e.Latitude;
+            ann.Lon = e.Longitude;
+            mapMatcher.SatelliteMap.Position = new PointLatLng(e.Latitude, e.Longitude);
+            mapMatcher.SatelliteMap.ZoomAndCenterMarkers(null);
+        });
+        return Task.CompletedTask;
+    }
 }