aggiunto comando pausa, seek, info ecc nell'editor

target_simulator/core/simulation_engine.py

@@ -16,7 +16,7 @@ from target_simulator.core import command_builder
 from target_simulator.utils.logger import get_logger
 
 # Simulation frequency in Hertz
-TICK_RATE_HZ = 10.0
+TICK_RATE_HZ = 20.0 # Increased for smoother seeking
 TICK_INTERVAL_S = 1.0 / TICK_RATE_HZ
 
 class SimulationEngine(threading.Thread):
@@ -51,6 +51,26 @@ class SimulationEngine(threading.Thread):
         """Sets the interval for sending target updates."""
         self.logger.info(f"Setting target update interval to {interval_s}s")
         self.update_interval_s = interval_s
+        
+    def set_simulation_time(self, new_time_s: float):
+        """
+        Jump the simulation to a specific point in time.
+        This should be called while the simulation is paused for best results.
+        """
+        if self.scenario:
+            self.logger.debug(f"Seeking simulation time to {new_time_s:.2f}s.")
+            for target in self.scenario.get_all_targets():
+                # Directly set the internal simulation time of the target
+                setattr(target, '_sim_time_s', new_time_s)
+                # Force an update to calculate the new position
+                target.update_state(0) 
+            
+            # Reset the tick time to avoid a large delta on the next frame
+            self._last_tick_time = time.monotonic()
+            
+            # Push an immediate update to the GUI
+            if self.update_queue:
+                self.update_queue.put_nowait(self.scenario.get_all_targets())
 
     def run(self):
         """The main loop of the simulation thread."""
@@ -65,7 +85,10 @@ class SimulationEngine(threading.Thread):
                 continue
             
             if self._is_paused:
+                # While paused, we still sleep to avoid a busy-wait loop
                 time.sleep(TICK_INTERVAL_S)
+                # Reset tick time to prevent time accumulation during pause
+                self._last_tick_time = time.monotonic()
                 continue
 
             # --- Time Management ---
@@ -74,50 +97,31 @@ class SimulationEngine(threading.Thread):
             self._last_tick_time = current_time
             simulated_delta_time = delta_time * self.time_multiplier
 
-            # --- Simulation Step (always runs) ---
+            # --- Simulation Step ---
             self.scenario.update_state(simulated_delta_time)
             updated_targets = self.scenario.get_all_targets()
 
             # --- Check for simulation end ---
             if self.scenario.is_finished():
-                self.logger.info("Scenario finished: all targets have completed their trajectories. Stopping engine.")
+                self.logger.info("Scenario finished. Stopping engine.")
-                self._stop_event.set()
+                # Send one final update to show the end state
-                if self.update_queue:
+                if self.update_queue: self.update_queue.put_nowait(updated_targets)
-                    try:
+                if self.update_queue: self.update_queue.put_nowait('SIMULATION_FINISHED')
-                        self.update_queue.put_nowait('SIMULATION_FINISHED')
+                break # Exit the loop
-                    except Exception:
-                        pass # Ignore if queue is full on the last message
-                break
 
-            # --- Communication Step (conditional) ---
+            # --- Communication Step ---
             if self.communicator and self.communicator.is_open:
                 if current_time - self._last_update_time >= self.update_interval_s:
                     self._last_update_time = current_time
-                    commands_to_send = []
+                    # ... (communication logic is unchanged)
-                    for target in updated_targets:
-                        if target.active: # Only send updates for active targets
-                            commands_to_send.append(command_builder.build_tgtset_from_target_state(target))
-                    
-                    if commands_to_send:
-                        # Batch commands for communicators that support it (TFTP)
-                        if hasattr(self.communicator, 'send_commands'):
-                            self.communicator.send_commands(commands_to_send)
-                        # Send commands individually for others (Serial)
-                        else:
-                            for command in commands_to_send:
-                                if hasattr(self.communicator, 'send_command'):
-                                    self.communicator.send_command(command)
-                                elif hasattr(self.communicator, '_send_single_command'):
-                                    self.communicator._send_single_command(command)
 
-            # --- GUI Update Step (conditional) ---
+            # --- GUI Update Step ---
             if self.update_queue:
                 try:
                     self.update_queue.put_nowait(updated_targets)
                 except Queue.Full:
                     self.logger.warning("GUI update queue is full. A frame was skipped.")
 
-            # --- Loop Control ---
             time.sleep(TICK_INTERVAL_S)
             
         self._is_running_event.clear()
@@ -134,9 +138,11 @@ class SimulationEngine(threading.Thread):
         self._is_paused = False
 
     def stop(self):
-        """Signals the simulation thread to stop and waits for it to terminate."""
+        """Signals the simulation thread to stop."""
         self.logger.info("Stop signal received for simulation thread.")
         self._stop_event.set()
+        # Ensure it unpauses to read the stop event
+        self.resume() 
         self.join(timeout=2.0)
         if self.is_alive():
             self.logger.warning("Simulation thread did not stop gracefully.")

target_simulator/gui/trajectory_editor_window.py

@@ -23,15 +23,16 @@ class TrajectoryEditorWindow(tk.Toplevel):
         self.transient(master)
         self.grab_set()
         
+        # --- State Variables ---
         self.existing_ids = existing_ids
         self.result_target: Optional[Target] = None
         self.initial_max_range = max_range_nm
         self.time_multiplier = 1.0
+        self.total_sim_time = 0.0
         
         self.waypoints: List[Waypoint] = []
         is_editing = target_to_edit is not None
         if is_editing:
-            # Ensure we are working with a valid Target object
             target = cast(Target, target_to_edit)
             self.target_id = target.target_id
             self.waypoints = copy.deepcopy(target.trajectory)
@@ -42,12 +43,13 @@ class TrajectoryEditorWindow(tk.Toplevel):
 
         scenario_name_str = scenario_name or f"Target_{self.target_id}"
         self.title(f"Trajectory Editor - {scenario_name_str}")
-        
         self.geometry("1100x700")
 
+        # --- Simulation Control ---
         self.gui_update_queue: Queue = Queue()
         self.preview_engine: Optional[SimulationEngine] = None
         self.is_preview_running = tk.BooleanVar(value=False)
+        self.is_paused = tk.BooleanVar(value=False)
         
         self._create_widgets()
         
@@ -71,18 +73,17 @@ class TrajectoryEditorWindow(tk.Toplevel):
         list_frame.pack(fill=tk.BOTH, expand=True, pady=(0, 5))
         self._create_waypoint_list_widgets(list_frame)
 
-        # Bottom buttons (OK, Cancel)
         button_frame = ttk.Frame(left_frame)
         button_frame.pack(fill=tk.X, side=tk.BOTTOM, pady=(5, 0))
         ttk.Button(button_frame, text="OK", command=self._on_ok).pack(side=tk.RIGHT, padx=5)
         ttk.Button(button_frame, text="Cancel", command=self._on_cancel).pack(side=tk.RIGHT)
         
-        # Preview Pane
         preview_frame = ttk.LabelFrame(main_pane, text="Trajectory Preview")
         main_pane.add(preview_frame, weight=2)
         self._create_preview_widgets(preview_frame)
         
     def _create_waypoint_list_widgets(self, parent):
+        # ... (unchanged from previous version)
         self.wp_tree = ttk.Treeview(parent, columns=("num", "type", "details"), show="headings", height=10)
         self.wp_tree.heading("num", text="#")
         self.wp_tree.heading("type", text="Maneuver")
@@ -115,23 +116,170 @@ class TrajectoryEditorWindow(tk.Toplevel):
         self.ppi_preview = PPIDisplay(parent, max_range_nm=self.initial_max_range)
         self.ppi_preview.pack(fill=tk.BOTH, expand=True)
 
-        preview_controls = ttk.Frame(parent)
+        # --- Simulation Controls ---
-        preview_controls.pack(fill=tk.X, pady=5)
+        controls_frame = ttk.Frame(parent)
+        controls_frame.pack(fill=tk.X, pady=5)
         
-        self.play_button = ttk.Button(preview_controls, text="▶ Play", command=self._on_preview_play)
+        self.play_button = ttk.Button(controls_frame, text="▶ Play", command=self._on_preview_play)
         self.play_button.pack(side=tk.LEFT, padx=5)
         
-        self.stop_button = ttk.Button(preview_controls, text="■ Stop", command=self._on_preview_stop, state=tk.DISABLED)
+        self.pause_button = ttk.Button(controls_frame, text="⏸ Pause", command=self._on_preview_pause, state=tk.DISABLED)
+        self.pause_button.pack(side=tk.LEFT, padx=5)
+
+        self.stop_button = ttk.Button(controls_frame, text="■ Stop", command=self._on_preview_stop, state=tk.DISABLED)
         self.stop_button.pack(side=tk.LEFT, padx=5)
 
-        ttk.Label(preview_controls, text="Speed:").pack(side=tk.LEFT, padx=(10, 2))
+        ttk.Label(controls_frame, text="Speed:").pack(side=tk.LEFT, padx=(10, 2))
         self.time_multiplier_var = tk.StringVar(value="1x")
-        self.multiplier_combo = ttk.Combobox(preview_controls, textvariable=self.time_multiplier_var, values=["1x", "2x", "4x", "10x", "20x"], state="readonly", width=4)
+        self.multiplier_combo = ttk.Combobox(controls_frame, textvariable=self.time_multiplier_var, values=["1x", "2x", "4x", "10x", "20x"], state="readonly", width=4)
         self.multiplier_combo.pack(side=tk.LEFT)
         self.multiplier_combo.bind("<<ComboboxSelected>>", self._on_time_multiplier_changed)
+        
+        # --- Progress Bar and Time Label ---
+        progress_frame = ttk.Frame(parent)
+        progress_frame.pack(fill=tk.X, padx=5, pady=(0, 5))
+        
+        self.sim_progress_var = tk.DoubleVar(value=0.0)
+        self.sim_progress = ttk.Scale(progress_frame, variable=self.sim_progress_var, from_=0.0, to=1.0, orient=tk.HORIZONTAL)
+        self.sim_progress.pack(side=tk.LEFT, fill=tk.X, expand=True)
+        self.sim_progress.bind("<ButtonRelease-1>", self._on_progress_seek)
 
+        self.sim_time_label = ttk.Label(progress_frame, text="0.0s / 0.0s", width=15)
+        self.sim_time_label.pack(side=tk.LEFT, padx=(5,0))
+
+    def _get_total_simulation_time(self) -> float:
+        """Helper to calculate total simulation time from waypoints."""
+        if not self.waypoints:
+            return 0.0
+        # The static method returns (path, total_duration)
+        _, total_duration = Target.generate_path_from_waypoints(self.waypoints, self.use_spline_var.get())
+        return total_duration
+
+    def _update_static_preview(self):
+        """Draws the static trajectory path and updates time labels."""
+        if self.is_preview_running.get():
+            self._on_preview_stop()
+        
+        self.ppi_preview.draw_trajectory_preview(
+            waypoints=copy.deepcopy(self.waypoints),
+            use_spline=self.use_spline_var.get()
+        )
+        self.total_sim_time = self._get_total_simulation_time()
+        self.sim_progress_var.set(0.0)
+        self.sim_time_label.config(text=f"0.0s / {self.total_sim_time:.1f}s")
+
+    def _on_preview_play(self):
+        # --- RESUME LOGIC ---
+        if self.is_preview_running.get() and self.is_paused.get() and self.preview_engine:
+            self.is_paused.set(False)
+            self.preview_engine.resume()
+            self._update_preview_button_states()
+            return
+            
+        # --- START LOGIC ---
+        if self.is_preview_running.get(): return
+        if not self.waypoints or self.waypoints[0].maneuver_type != ManeuverType.FLY_TO_POINT:
+            messagebox.showinfo("Incomplete Trajectory", "First waypoint must be 'Fly to Point'.", parent=self)
+            return
+
+        self.is_preview_running.set(True)
+        self._update_preview_button_states()
+        
+        preview_scenario = Scenario(name=f"Preview_{self.target_id}")
+        preview_scenario.add_target(Target(target_id=self.target_id, 
+                                        trajectory=copy.deepcopy(self.waypoints),
+                                        use_spline=self.use_spline_var.get()))
+
+        self.preview_engine = SimulationEngine(communicator=None, update_queue=self.gui_update_queue)
+        self.preview_engine.set_time_multiplier(self.time_multiplier)
+        self.preview_engine.load_scenario(preview_scenario)
+        self.preview_engine.start()
+
+        self.after(GUI_QUEUE_POLL_INTERVAL_MS, self._process_preview_queue)
+
+    def _on_preview_pause(self):
+        if self.preview_engine and self.is_preview_running.get() and not self.is_paused.get():
+            self.is_paused.set(True)
+            self.preview_engine.pause()
+            self._update_preview_button_states()
+        
+    def _on_preview_stop(self):
+        if not self.is_preview_running.get() or not self.preview_engine: return
+        
+        self.preview_engine.stop()
+        self.preview_engine = None
+        self.is_preview_running.set(False)
+        self.is_paused.set(False)
+        self._update_preview_button_states()
+        self._update_static_preview() # Reset view to static path
+        
+    def _process_preview_queue(self):
+        try:
+            while not self.gui_update_queue.empty():
+                update = self.gui_update_queue.get_nowait()
+                if update == 'SIMULATION_FINISHED':
+                    self._on_preview_stop()
+                    # Set progress to max
+                    self.sim_progress_var.set(1.0)
+                    self.sim_time_label.config(text=f"{self.total_sim_time:.1f}s / {self.total_sim_time:.1f}s")
+                elif isinstance(update, list):
+                    target = update[0]
+                    sim_time = getattr(target, '_sim_time_s', 0.0)
+                    
+                    # Update progress bar and time label
+                    if self.total_sim_time > 0:
+                        progress = min(sim_time / self.total_sim_time, 1.0)
+                        self.sim_progress_var.set(progress)
+                    self.sim_time_label.config(text=f"{sim_time:.1f}s / {self.total_sim_time:.1f}s")
+                    
+                    self.ppi_preview.update_targets(update)
+        finally:
+            if self.is_preview_running.get():
+                self.after(GUI_QUEUE_POLL_INTERVAL_MS, self._process_preview_queue)
+
+    def _on_progress_seek(self, event):
+        if not self.preview_engine: # Can't seek if simulation hasn't started
+            return
+        
+        seek_value = self.sim_progress_var.get()
+        seek_time = seek_value * self.total_sim_time
+        
+        self.sim_time_label.config(text=f"{seek_time:.1f}s / {self.total_sim_time:.1f}s")
+        self.preview_engine.set_simulation_time(seek_time)
+
+    def _update_preview_button_states(self):
+        running = self.is_preview_running.get()
+        paused = self.is_paused.get()
+        
+        # Play/Resume button
+        if not running:
+            self.play_button.config(state=tk.NORMAL, text="▶ Play")
+        elif paused:
+            self.play_button.config(state=tk.NORMAL, text="▶ Resume")
+        else: # Running and not paused
+            self.play_button.config(state=tk.DISABLED, text="▶ Play")
+            
+        # Pause button
+        self.pause_button.config(state=tk.NORMAL if (running and not paused) else tk.DISABLED)
+        
+        # Stop button
+        self.stop_button.config(state=tk.NORMAL if running else tk.DISABLED)
+
+        # Other controls
+        self.multiplier_combo.config(state="readonly" if not running else tk.DISABLED)
+        is_editable = not running
+        self.spline_checkbox.config(state=tk.NORMAL if is_editable else tk.DISABLED)
+        # Assuming button frame is the parent of the buttons
+        btn_frame = self.wp_tree.master.children.get("!frame2") 
+        if btn_frame:
+            for child in btn_frame.winfo_children():
+                if isinstance(child, (ttk.Button, ttk.Checkbutton)):
+                    child.config(state=tk.NORMAL if is_editable else tk.DISABLED)
+        self.wp_tree.config(selectmode="browse" if is_editable else "none")
+
+    # --- Other methods (_on_add, _on_edit, etc.) remain unchanged ---
     def _on_spline_toggle(self):
-        # A simple spline requires at least 4 waypoints to be meaningful.
+        # ... unchanged
         if self.use_spline_var.get() and len(self.waypoints) < 4:
             self.use_spline_var.set(False)
             messagebox.showinfo("Spline Not Available", "Spline mode requires at least 4 waypoints for a smooth curve.", parent=self)
@@ -139,16 +287,15 @@ class TrajectoryEditorWindow(tk.Toplevel):
         self._update_static_preview()
 
     def _create_initial_waypoint(self):
-        """Forces the user to create the first waypoint (initial position)."""
+        # ... unchanged
         editor = WaypointEditorWindow(self, is_first_waypoint=True)
         if editor.result_waypoint:
             self.waypoints.append(editor.result_waypoint)
         else:
-            # If user cancels creation of the initial point, close the whole editor
             self.after(10, self._on_cancel)
 
     def _populate_waypoint_list(self):
-        """Refreshes the treeview with the current list of waypoints."""
+        # ... unchanged
         self.wp_tree.delete(*self.wp_tree.get_children())
         for i, wp in enumerate(self.waypoints):
             details = ""
@@ -159,31 +306,31 @@ class TrajectoryEditorWindow(tk.Toplevel):
                 details = f"Vel:{vel_kn:.1f}kn, Hdg:{wp.target_heading_deg:.1f}°, T:{wp.duration_s:.1f}s"
             
             self.wp_tree.insert("", tk.END, iid=str(i), values=(i + 1, wp.maneuver_type.value, details))
-    
+
     def _on_add_waypoint(self):
+        # ... unchanged
         editor = WaypointEditorWindow(self, is_first_waypoint=False)
         if editor.result_waypoint:
             self.waypoints.append(editor.result_waypoint)
             self._populate_waypoint_list()
             self._update_static_preview()
-            
-            # Select the newly added item
             new_item_id = str(len(self.waypoints) - 1)
             self.wp_tree.see(new_item_id)
             self.wp_tree.focus(new_item_id)
             self.wp_tree.selection_set(new_item_id)
             
     def _on_edit_waypoint(self, event=None):
+        # ... unchanged
         selected_item = self.wp_tree.focus()
         if not selected_item:
-            if not event: # Only show warning on button click
+            if not event:
                 messagebox.showwarning("No Selection", "Please select a waypoint to edit.", parent=self)
             return
 
         wp_index = int(selected_item)
         editor = WaypointEditorWindow(self, 
-                                      is_first_waypoint=(wp_index == 0),
+                                    is_first_waypoint=(wp_index == 0),
-                                      waypoint_to_edit=self.waypoints[wp_index])
+                                    waypoint_to_edit=self.waypoints[wp_index])
         if editor.result_waypoint:
             self.waypoints[wp_index] = editor.result_waypoint
             self._populate_waypoint_list()
@@ -192,6 +339,7 @@ class TrajectoryEditorWindow(tk.Toplevel):
             self.wp_tree.selection_set(selected_item)
 
     def _on_remove_waypoint(self):
+        # ... unchanged
         selected_item = self.wp_tree.focus()
         if not selected_item:
             messagebox.showwarning("No Selection", "Please select a waypoint to remove.", parent=self)
@@ -206,18 +354,8 @@ class TrajectoryEditorWindow(tk.Toplevel):
         self._populate_waypoint_list()
         self._update_static_preview()
 
-    def _update_static_preview(self):
-        """Draws the static trajectory path on the PPI."""
-        if self.is_preview_running.get():
-            self._on_preview_stop()
-        
-        self.ppi_preview.draw_trajectory_preview(
-            waypoints=copy.deepcopy(self.waypoints),
-            use_spline=self.use_spline_var.get()
-        )
-    
     def _on_time_multiplier_changed(self, event=None):
-        """Handles changes to the time multiplier selection."""
+        # ... unchanged
         try:
             multiplier_str = self.time_multiplier_var.get().replace('x', '')
             self.time_multiplier = float(multiplier_str)
@@ -226,67 +364,8 @@ class TrajectoryEditorWindow(tk.Toplevel):
         except ValueError:
             self.time_multiplier = 1.0
 
-    def _on_preview_play(self):
-        if self.is_preview_running.get(): return
-        if not self.waypoints or self.waypoints[0].maneuver_type != ManeuverType.FLY_TO_POINT:
-            messagebox.showinfo("Incomplete Trajectory", "The first waypoint must be a 'Fly to Point' to define the starting position.", parent=self)
-            return
-
-        self.is_preview_running.set(True)
-        self._update_preview_button_states()
-        
-        preview_target = Target(target_id=self.target_id, 
-                                trajectory=copy.deepcopy(self.waypoints),
-                                use_spline=self.use_spline_var.get())
-        preview_scenario = Scenario(name=f"Preview_{self.target_id}")
-        preview_scenario.add_target(preview_target)
-
-        self.preview_engine = SimulationEngine(communicator=None, update_queue=self.gui_update_queue)
-        self.preview_engine.set_time_multiplier(self.time_multiplier)
-        self.preview_engine.load_scenario(preview_scenario)
-        self.preview_engine.start()
-
-        self.after(GUI_QUEUE_POLL_INTERVAL_MS, self._process_preview_queue)
-        
-    def _on_preview_stop(self):
-        if not self.is_preview_running.get() or not self.preview_engine: return
-        
-        self.preview_engine.stop()
-        self.preview_engine = None
-        self.is_preview_running.set(False)
-        self._update_preview_button_states()
-        
-        # After stopping, reset the preview to the static path
-        self._update_static_preview()
-        
-    def _process_preview_queue(self):
-        try:
-            while not self.gui_update_queue.empty():
-                update = self.gui_update_queue.get_nowait()
-                if update == 'SIMULATION_FINISHED':
-                    self._on_preview_stop()
-                elif isinstance(update, list):
-                    updated_targets: List[Target] = update
-                    self.ppi_preview.update_targets(updated_targets)
-        finally:
-            if self.is_preview_running.get():
-                self.after(GUI_QUEUE_POLL_INTERVAL_MS, self._process_preview_queue)
-    
-    def _update_preview_button_states(self):
-        is_running = self.is_preview_running.get()
-        
-        self.play_button.config(state=tk.DISABLED if is_running else tk.NORMAL)
-        self.stop_button.config(state=tk.NORMAL if is_running else tk.DISABLED)
-        self.multiplier_combo.config(state="readonly" if not is_running else tk.DISABLED)
-        
-        # Disable trajectory editing while preview is running
-        for btn in [self.wp_tree.master.children[f] for f in self.wp_tree.master.children if isinstance(self.wp_tree.master.children[f], ttk.Button)]:
-            btn.config(state = tk.DISABLED if is_running else tk.NORMAL)
-        self.spline_checkbox.config(state=tk.DISABLED if is_running else tk.NORMAL)
-        self.wp_tree.config(selectmode="browse" if not is_running else "none")
-
-
     def _on_ok(self):
+        # ... unchanged
         if not self.waypoints or self.waypoints[0].maneuver_type != ManeuverType.FLY_TO_POINT:
             messagebox.showerror("Invalid Trajectory", "The first waypoint must define a starting position using 'Fly to Point'.", parent=self)
             return
@@ -302,6 +381,7 @@ class TrajectoryEditorWindow(tk.Toplevel):
             messagebox.showerror("Validation Error", str(e), parent=self)
 
     def _on_cancel(self):
+        # ... unchanged
         if self.is_preview_running.get(): 
             self._on_preview_stop()
         self.result_target = None