1      
 2      def update_gps_display(self):
 3          """Step 18: Update GPS display and center map"""
 4          try:
 5              while not self.gps_data_queue.empty():
 6                  gps_data = self.gps_data_queue.get_nowait()
 7                  self.current_gps = gps_data
 8                  
 9                  # Update GPS label
10                  self.gps_label.config(
11                      text=f"GPS: Lat {gps_data.latitude:.6f}, Lon {gps_data.longitude:.6f}, Alt {gps_data.altitude:.1f}m")
12                  
13                  # Update map
14                  self.update_map_display(gps_data)
15                  
16          except queue.Empty:
17              pass
18      
19      def update_map_display(self, gps_data):
20          """Step 18: Update map display with current GPS position"""
21          try:
22              self.map_label.config(text=f"Radar Position: {gps_data.latitude:.6f}, {gps_data.longitude:.6f}\n"
23                                       f"Altitude: {gps_data.altitude:.1f}m\n"
24                                       f"Coverage: 50km radius\n"
25                                       f"Map centered on GPS coordinates")
26              
27          except Exception as e:
28              logging.error(f"Error updating map display: {e}")
29  
30  def main():
31      """Main application entry point"""
32      try:
33          root = tk.Tk()
34          app = RadarGUI(root)
35          root.mainloop()
36      except Exception as e:
37          logging.error(f"Application error: {e}")
38          messagebox.showerror("Fatal Error", f"Application failed to start: {e}")
39  
40  if __name__ == "__main__":
41      main()