sistemata la legenda sulla mappa ppi

settings.json

@@ -3,7 +3,7 @@
         "scan_limit": 60,
         "max_range": 100,
         "geometry": "1200x1024+463+195",
-        "last_selected_scenario": "scenario1",
+        "last_selected_scenario": "scenario2",
         "connection": {
             "target": {
                 "type": "tftp",

target_simulator/gui/ppi_display.py

@@ -68,7 +68,19 @@ class PPIDisplay(ttk.Frame):
         self.ax.set_ylim(0, self.range_var.get())
 
         angles = np.arange(0, 360, 30)
-        labels = [f"{angle}°" for angle in angles]
+        # --- MODIFICATION START ---
+        # Logic to format labels as 0, +30, ..., +/-180, ..., -30
+        labels = []
+        for angle in angles:
+            if angle == 0:
+                labels.append("0°")
+            elif 0 < angle < 180:
+                labels.append(f"+{angle}°")
+            elif angle == 180:
+                labels.append("±180°")
+            else: # angle > 180
+                labels.append(f"-{360 - angle}°")
+        # --- MODIFICATION END ---
         self.ax.set_thetagrids(angles, labels)
         
         self.ax.tick_params(axis='x', colors='white', labelsize=8)