# FlightMonitor/map/map_canvas_manager.py import tkinter as tk import math import time from typing import Optional, Tuple, List, Dict, Any from collections import deque import threading import copy try: from PIL import Image, ImageTk, ImageDraw, ImageFont PIL_IMAGE_LIB_AVAILABLE = True ImageType = Image.Image PhotoImageType = ImageTk.PhotoImage except ImportError: ImageType = Any PhotoImageType = Any PIL_IMAGE_LIB_AVAILABLE = False import logging logging.error("MapCanvasManager: Pillow not found. Map disabled.") from flightmonitor.map.map_utils import ( PYPROJ_MODULE_LOCALLY_AVAILABLE, MERCANTILE_MODULE_LOCALLY_AVAILABLE, geo_to_pixel_on_unscaled_map, _is_valid_bbox_dict, calculate_geographic_bbox_size_km, calculate_zoom_level_for_geographic_size, get_bounding_box_from_center_size, pixel_to_geo, calculate_meters_per_pixel, calculate_geographic_bbox_from_pixel_size_and_zoom, get_tile_ranges_for_bbox, ) from flightmonitor.map import map_constants from flightmonitor.data import config as app_config from flightmonitor.data.common_models import CanonicalFlightState from flightmonitor.map.map_services import BaseMapService, OpenStreetMapService from flightmonitor.map.map_tile_manager import MapTileManager from flightmonitor.map.map_render_manager import ( MapRenderManager, RENDER_REQUEST_BASE_MAP, RENDER_REQUEST_OVERLAY, ) from flightmonitor.map import map_drawing try: from flightmonitor.utils.logger import get_logger logger = get_logger(__name__) except ImportError: import logging logger = logging.getLogger(__name__) if not logger.hasHandlers(): logging.basicConfig(level=logging.INFO) logger.warning("MapCanvasManager using fallback standard Python logger.") try: import pyproj except ImportError: pyproj = None try: import mercantile MERCANTILE_MODULE_LOCALLY_AVAILABLE = True except ImportError as e_mercantile: mercantile = None # MODIFIED: Ensure logging is imported for fallback messages. # WHY: Log error even if mercantile fails. # HOW: Added import. import logging logging.error(f"MapCanvasManager: 'mercantile' not found: {e_mercantile}. Tile and Mercator conversions impaired.") CANVAS_SIZE_HARD_FALLBACK_PX = 800 RESIZE_DEBOUNCE_DELAY_MS = 250 PAN_STEP_FRACTION = 0.25 GUI_RESULT_POLL_INTERVAL_MS = 50 CANVAS_MARGIN_FACTOR_FOR_BBOX_FIT = 0.10 AIRCRAFT_VISIBILITY_TIMEOUT_SECONDS = 300 class MapCanvasManager: def __init__( self, app_controller: Any, tk_canvas: tk.Canvas, initial_bbox_dict: Optional[Dict[str, float]], is_detail_map: bool = False, ): self.is_detail_map = is_detail_map self.log_prefix = f"MCM (detail={self.is_detail_map})" if not (PIL_IMAGE_LIB_AVAILABLE and MERCANTILE_MODULE_LOCALLY_AVAILABLE): raise ImportError(f"{self.log_prefix}: Critical dependencies missing.") self.app_controller = app_controller self.canvas = tk_canvas self.canvas_width = tk_canvas.winfo_width() or CANVAS_SIZE_HARD_FALLBACK_PX self.canvas_height = tk_canvas.winfo_height() or app_config.DEFAULT_CANVAS_HEIGHT # --- State Variables --- self._current_center_lat_gui: Optional[float] = None self._current_center_lon_gui: Optional[float] = None self._current_zoom_gui: int = map_constants.DEFAULT_INITIAL_ZOOM self._current_map_geo_bounds_gui: Optional[Tuple[float, float, float, float]] = None self._target_bbox_input_gui: Optional[Dict[str, float]] = None # --- Layer Management --- self._base_map_photo_image: Optional[PhotoImageType] = None self._canvas_base_map_id: Optional[int] = None self._overlay_photo_image: Optional[PhotoImageType] = None self._canvas_overlay_id: Optional[int] = None self._placeholder_text_id: Optional[int] = None self._is_awaiting_base_map: bool = False # --- Components --- self.map_service: BaseMapService = OpenStreetMapService() self.tile_manager: MapTileManager = MapTileManager(map_service=self.map_service) self.map_render_manager = MapRenderManager() # --- Data for Drawing --- self._current_flights_to_display_gui: List[CanonicalFlightState] = [] self._active_aircraft_states: Dict[str, CanonicalFlightState] = {} self._last_playback_timestamp: float = 0.0 self.flight_tracks_gui: Dict[str, deque] = {} self.max_track_points: int = app_config.DEFAULT_TRACK_HISTORY_POINTS self._map_data_lock: threading.Lock = threading.Lock() # --- Event Handling --- self._resize_debounce_job_id: Optional[str] = None self._gui_after_id_result_processor: Optional[str] = None self._drag_start_x_canvas, self._drag_start_y_canvas = None, None self.map_render_manager.set_render_pipeline_callable(self._execute_render_pipeline) self.map_render_manager.start_worker() if initial_bbox_dict and _is_valid_bbox_dict(initial_bbox_dict): self.set_target_bbox(initial_bbox_dict) else: self._display_placeholder_text("Ready") self._setup_event_bindings() self._start_gui_result_processing() logger.info(f">>> {self.log_prefix} __init__ FINISHED <<<") def _execute_render_pipeline(self, params: Dict[str, Any], render_base: bool, render_overlay: bool): base_map_image: Optional[ImageType] = None overlay_image: Optional[ImageType] = None final_bounds: Optional[Tuple[float, float, float, float]] = None canvas_w = params.get("canvas_width") canvas_h = params.get("canvas_height") if render_base: center_lat = params.get("center_lat") center_lon = params.get("center_lon") zoom = params.get("zoom") # Render a larger area to handle panning smoothly at the edges render_w = int(canvas_w * 1.5) render_h = int(canvas_h * 1.5) oversized_bbox = calculate_geographic_bbox_from_pixel_size_and_zoom( center_lat, center_lon, render_w, render_h, zoom, self.tile_manager.tile_size ) if not oversized_bbox: return None, None, None, "Failed to calculate oversized bbox for rendering" tile_ranges = get_tile_ranges_for_bbox(oversized_bbox, zoom) if not tile_ranges: return None, None, None, "Failed to get tile ranges for bbox" stitched_map = self.tile_manager.stitch_map_image(zoom, tile_ranges[0], tile_ranges[1]) if not stitched_map: return None, None, None, "Failed to stitch map" stitched_bounds = self.tile_manager._get_bounds_for_tile_range(zoom, tile_ranges) if not stitched_bounds: return None, None, None, "Failed to get bounds for stitched map" center_px = geo_to_pixel_on_unscaled_map(center_lat, center_lon, stitched_bounds, stitched_map.size) if not center_px: center_px = (stitched_map.width / 2, stitched_map.height / 2) crop_x0, crop_y0 = round(center_px[0] - canvas_w / 2), round(center_px[1] - canvas_h / 2) base_map_image = stitched_map.crop((crop_x0, crop_y0, crop_x0 + canvas_w, crop_y0 + canvas_h)) # --- MODIFICA CRITICA PER ALLINEAMENTO --- # Calcoliamo i nuovi "bounds" in base al crop, non li ricalcoliamo da zero. # Questo garantisce che i bounds corrispondano esattamente all'immagine ritagliata. if MERCANTILE_MODULE_LOCALLY_AVAILABLE: stitched_ul_merc_x, stitched_ul_merc_y = mercantile.xy(stitched_bounds[0], stitched_bounds[3]) stitched_lr_merc_x, stitched_lr_merc_y = mercantile.xy(stitched_bounds[2], stitched_bounds[1]) merc_per_px_x = (stitched_lr_merc_x - stitched_ul_merc_x) / stitched_map.width merc_per_px_y = (stitched_lr_merc_y - stitched_ul_merc_y) / stitched_map.height final_ul_merc_x = stitched_ul_merc_x + crop_x0 * merc_per_px_x final_ul_merc_y = stitched_ul_merc_y + crop_y0 * merc_per_px_y final_lr_merc_x = final_ul_merc_x + canvas_w * merc_per_px_x final_lr_merc_y = final_ul_merc_y + canvas_h * merc_per_px_y final_west, final_north = mercantile.lnglat(final_ul_merc_x, final_ul_merc_y) final_east, final_south = mercantile.lnglat(final_lr_merc_x, final_lr_merc_y) final_bounds = (final_west, final_south, final_east, final_north) else: return None, None, None, "Mercantile not available for final bounds calculation" if not final_bounds: return None, None, None, "Failed to calculate final map bounds from crop" # Disegna elementi statici sulla mappa di base draw_base = ImageDraw.Draw(base_map_image) if map_constants.GRATICULE_ENABLED: graticule_font = map_drawing._load_label_font(0, is_graticule=True) map_drawing.draw_graticules(draw_base, final_bounds, base_map_image.size, graticule_font) target_bbox = params.get("target_bbox") draw_target_bbox = params.get("draw_target_bbox_overlay", False) if draw_target_bbox and target_bbox and _is_valid_bbox_dict(target_bbox): bbox_wesn = (target_bbox["lon_min"], target_bbox["lat_min"], target_bbox["lon_max"], target_bbox["lat_max"]) map_drawing.draw_area_bounding_box(draw_base, bbox_wesn, final_bounds, base_map_image.size, "blue", 2) if render_overlay: bounds_for_overlay = final_bounds if render_base else params.get("map_geo_bounds") if not bounds_for_overlay: return None, None, None, "Missing map bounds for overlay rendering" overlay_image = Image.new("RGBA", (canvas_w, canvas_h), (0, 0, 0, 0)) draw_overlay = ImageDraw.Draw(overlay_image) flights = params.get("flights", []) tracks = params.get("tracks", {}) zoom = params.get("zoom") if flights: label_font_size = 10 + (zoom - 10) flight_label_font = map_drawing._load_label_font(label_font_size) for flight in flights: if flight.latitude is not None and flight.longitude is not None: pixel_coords = geo_to_pixel_on_unscaled_map( flight.latitude, flight.longitude, bounds_for_overlay, overlay_image.size ) if pixel_coords: map_drawing._draw_single_flight( draw_overlay, pixel_coords, flight, flight_label_font, tracks.get(flight.icao24), bounds_for_overlay, overlay_image.size ) return base_map_image, overlay_image, final_bounds, None def _start_gui_result_processing(self): if self._gui_after_id_result_processor and self.canvas.winfo_exists(): self.canvas.after_cancel(self._gui_after_id_result_processor) if self.canvas.winfo_exists(): self._gui_after_id_result_processor = self.canvas.after( GUI_RESULT_POLL_INTERVAL_MS, self._process_map_render_results ) def _process_map_render_results(self): if not self.canvas.winfo_exists(): self._gui_after_id_result_processor = None return try: while True: result = self.map_render_manager.get_render_result() if not result: break req_id = result.get("request_id") if req_id < self.map_render_manager.get_expected_gui_render_id(): continue if result.get("error"): self._display_placeholder_text(f"Map Error:\n{result['error'][:100]}") continue req_type = result.get("type") if req_type == RENDER_REQUEST_BASE_MAP: self._is_awaiting_base_map = False self._clear_canvas_display_elements() self._base_map_photo_image = result.get("base_map_photo") self._overlay_photo_image = result.get("overlay_photo") self._current_map_geo_bounds_gui = result.get("map_geo_bounds") if self._base_map_photo_image: self._canvas_base_map_id = self.canvas.create_image(0, 0, anchor=tk.NW, image=self._base_map_photo_image) if self._overlay_photo_image: self._canvas_overlay_id = self.canvas.create_image(0, 0, anchor=tk.NW, image=self._overlay_photo_image) elif req_type == RENDER_REQUEST_OVERLAY: if self._canvas_overlay_id: self.canvas.delete(self._canvas_overlay_id) self._overlay_photo_image = result.get("overlay_photo") if self._overlay_photo_image: self._canvas_overlay_id = self.canvas.create_image(0, 0, anchor=tk.NW, image=self._overlay_photo_image) if not self.is_detail_map: self.app_controller.update_general_map_info() except Exception as e: logger.exception(f"Error processing map results: {e}") if self.canvas.winfo_exists(): self._gui_after_id_result_processor = self.canvas.after( GUI_RESULT_POLL_INTERVAL_MS, self._process_map_render_results ) def _request_base_map_render(self, center_lat: float, center_lon: float, zoom_level: int): if not self.map_render_manager.is_worker_alive(): self._display_placeholder_text("Map Worker Offline") return with self._map_data_lock: params = { "center_lat": center_lat, "center_lon": center_lon, "zoom": zoom_level, "canvas_width": self.canvas_width, "canvas_height": self.canvas_height, "target_bbox": copy.deepcopy(self._target_bbox_input_gui), "draw_target_bbox_overlay": not self.is_detail_map, "flights": copy.deepcopy(self._current_flights_to_display_gui), "tracks": copy.deepcopy(self.flight_tracks_gui), } req_id = self.map_render_manager.put_render_request(RENDER_REQUEST_BASE_MAP, params) if req_id is not None: self._is_awaiting_base_map = True # <-- IMPOSTA LA FLAG self.map_render_manager.set_expected_gui_render_id(req_id) self._display_placeholder_text(f"Loading Map... Z{zoom_level}") self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui = center_lat, center_lon, zoom_level def _request_overlay_render(self): if self._is_awaiting_base_map: # <-- CONTROLLA LA FLAG logger.debug("Overlay render request skipped: awaiting new base map.") return if not self.map_render_manager.is_worker_alive() or not self._current_map_geo_bounds_gui: return with self._map_data_lock: params = { "canvas_width": self.canvas_width, "canvas_height": self.canvas_height, "map_geo_bounds": self._current_map_geo_bounds_gui, "zoom": self._current_zoom_gui, "flights": copy.deepcopy(self._current_flights_to_display_gui), "tracks": copy.deepcopy(self.flight_tracks_gui), } req_id = self.map_render_manager.put_render_request(RENDER_REQUEST_OVERLAY, params) if req_id is not None: self.map_render_manager.set_expected_gui_render_id(req_id) def _setup_event_bindings(self): self.canvas.bind("", self._on_canvas_resize) self.canvas.bind("", self._on_left_button_press) self.canvas.bind("", self._on_mouse_drag) self.canvas.bind("", self._on_left_button_release) self.canvas.bind("", self._on_right_click) self.canvas.bind("", self._on_mouse_wheel) self.canvas.bind("", self._on_mouse_wheel_linux) self.canvas.bind("", self._on_mouse_wheel_linux) def _on_canvas_resize(self, event: tk.Event): if event.width > 1 and event.height > 1 and (self.canvas_width != event.width or self.canvas_height != event.height): if self._resize_debounce_job_id: self.canvas.after_cancel(self._resize_debounce_job_id) self._resize_debounce_job_id = self.canvas.after(RESIZE_DEBOUNCE_DELAY_MS, self._perform_resize_redraw, event.width, event.height) def _perform_resize_redraw(self, width: int, height: int): self._resize_debounce_job_id = None if not self.canvas.winfo_exists(): return self.canvas_width, self.canvas_height = width, height if self._current_center_lat_gui is not None: self._request_base_map_render(self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui) def _on_left_button_press(self, event: tk.Event): self._drag_start_x_canvas, self._drag_start_y_canvas = event.x, event.y def _on_mouse_drag(self, event: tk.Event): if self._drag_start_x_canvas is None: return dx, dy = event.x - self._drag_start_x_canvas, event.y - self._drag_start_y_canvas if abs(dx) < 5 and abs(dy) < 5: return self._drag_start_x_canvas, self._drag_start_y_canvas = event.x, event.y if not all([self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui, PYPROJ_MODULE_LOCALLY_AVAILABLE]): return res = calculate_meters_per_pixel(self._current_center_lat_gui, self._current_zoom_gui, self.tile_manager.tile_size) if not res: return dmx, dmy = -dx * res, dy * res geod = pyproj.Geod(ellps="WGS84") new_lon, new_lat, _ = geod.fwd(self._current_center_lon_gui, self._current_center_lat_gui, 90, dmx) new_lon, new_lat, _ = geod.fwd(new_lon, new_lat, 0, dmy) self._request_base_map_render(new_lat, new_lon, self._current_zoom_gui) def _on_left_button_release(self, event: tk.Event): if self._drag_start_x_canvas is not None and abs(event.x - self._drag_start_x_canvas) < 5 and abs(event.y - self._drag_start_y_canvas) < 5: if self._current_map_geo_bounds_gui: map_size = (self.canvas_width, self.canvas_height) lon, lat = pixel_to_geo(event.x, event.y, self._current_map_geo_bounds_gui, map_size) if lon is not None and lat is not None: self.app_controller.on_map_left_click(lat, lon, event.x, event.y, event.x_root, event.y_root) self._drag_start_x_canvas = None def _on_mouse_wheel(self, event: tk.Event): if self._current_zoom_gui is None: return self.zoom_in_at_center() if event.delta > 0 else self.zoom_out_at_center() def _on_mouse_wheel_linux(self, event: tk.Event): if self._current_zoom_gui is None: return self.zoom_in_at_center() if event.num == 4 else self.zoom_out_at_center() def get_clicked_flight_icao(self, canvas_x: int, canvas_y: int) -> Optional[str]: if not self._current_map_geo_bounds_gui: return None min_dist_sq, clicked_icao = 15**2, None map_size = (self.canvas_width, self.canvas_height) with self._map_data_lock: flights_to_check = list(self._active_aircraft_states.values()) if self._active_aircraft_states else self._current_flights_to_display_gui for flight in flights_to_check: if flight.latitude is not None and flight.longitude is not None: px = geo_to_pixel_on_unscaled_map(flight.latitude, flight.longitude, self._current_map_geo_bounds_gui, map_size) if px: dist_sq = (canvas_x - px[0]) ** 2 + (canvas_y - px[1]) ** 2 if dist_sq < min_dist_sq: min_dist_sq, clicked_icao = dist_sq, flight.icao24 return clicked_icao def _on_right_click(self, event: tk.Event): if self._current_map_geo_bounds_gui: map_size = (self.canvas_width, self.canvas_height) lon, lat = pixel_to_geo(event.x, event.y, self._current_map_geo_bounds_gui, map_size) if lon is not None and lat is not None: self.app_controller.on_map_right_click(lat, lon, event.x_root, event.y_root) def set_max_track_points(self, length: int): self.max_track_points = max(2, length) # Existing deques will be implicitly resized on next append self._request_overlay_render() def set_target_bbox(self, bbox_dict: Optional[Dict[str, float]]): if bbox_dict and _is_valid_bbox_dict(bbox_dict): with self._map_data_lock: self._target_bbox_input_gui = bbox_dict.copy() self._request_map_render_for_bbox(bbox_dict) if not self.is_detail_map: self.app_controller.update_bbox_gui_fields(bbox_dict) else: with self._map_data_lock: self._target_bbox_input_gui = None if self._current_center_lat_gui: self._request_base_map_render(self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui) if not self.is_detail_map: self.app_controller.update_bbox_gui_fields({}) def _request_map_render_for_bbox(self, bbox: Dict[str, float], preserve_zoom: bool = False): center_lat, center_lon = (bbox["lat_min"] + bbox["lat_max"]) / 2, (bbox["lon_min"] + bbox["lon_max"]) / 2 zoom = self._current_zoom_gui if not preserve_zoom or not zoom: size_km = calculate_geographic_bbox_size_km((bbox["lon_min"], bbox["lat_min"], bbox["lon_max"], bbox["lat_max"])) if size_km: w, h = self.canvas_width * (1 - CANVAS_MARGIN_FACTOR_FOR_BBOX_FIT), self.canvas_height * (1 - CANVAS_MARGIN_FACTOR_FOR_BBOX_FIT) zoom_w = calculate_zoom_level_for_geographic_size(center_lat, size_km[0] * 1000, int(w), self.tile_manager.tile_size) zoom_h = calculate_zoom_level_for_geographic_size(center_lat, size_km[1] * 1000, int(h), self.tile_manager.tile_size) zoom = min(zoom_w, zoom_h) if zoom_w and zoom_h else map_constants.DEFAULT_INITIAL_ZOOM self._request_base_map_render(center_lat, center_lon, zoom) def _clear_canvas_display_elements(self): if self.canvas.winfo_exists(): if self._canvas_base_map_id: self.canvas.delete(self._canvas_base_map_id) if self._canvas_overlay_id: self.canvas.delete(self._canvas_overlay_id) if self._placeholder_text_id: self.canvas.delete(self._placeholder_text_id) self._canvas_base_map_id, self._canvas_overlay_id, self._placeholder_text_id = None, None, None self._base_map_photo_image, self._overlay_photo_image = None, None def _display_placeholder_text(self, text: str): if not self.canvas.winfo_exists(): return self._clear_canvas_display_elements() self.canvas.configure(bg=map_constants.DEFAULT_PLACEHOLDER_COLOR_RGB_TK) w, h = self.canvas_width, self.canvas_height if w > 1 and h > 1: self._placeholder_text_id = self.canvas.create_text(w / 2, h / 2, text=text, fill="gray10", font=("Arial", 11)) def clear_map_display(self): self._display_placeholder_text("Map Cleared") with self._map_data_lock: self._current_flights_to_display_gui.clear() self._active_aircraft_states.clear() self.flight_tracks_gui.clear() if self._current_center_lat_gui: self._request_base_map_render(self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui) def update_flights_on_map(self, flight_states: List[CanonicalFlightState]): with self._map_data_lock: self._current_flights_to_display_gui = flight_states active_icao = {s.icao24 for s in flight_states} for icao in list(self.flight_tracks_gui.keys()): if icao not in active_icao: del self.flight_tracks_gui[icao] for state in flight_states: if state.icao24 not in self.flight_tracks_gui: self.flight_tracks_gui[state.icao24] = deque(maxlen=self.max_track_points + 5) if state.latitude is not None and state.longitude is not None and state.timestamp is not None: self.flight_tracks_gui[state.icao24].append((state.latitude, state.longitude, state.timestamp)) self._request_overlay_render() def update_playback_frame(self, frame_flight_states: List[CanonicalFlightState], virtual_timestamp: float): """ Updates the map for a playback frame. Can handle a single tick or a full history refresh on seek. """ with self._map_data_lock: # Se il nuovo timestamp è inferiore all'ultimo, è un "seek" all'indietro. # Dobbiamo resettare completamente lo stato per ricostruire la cronologia. is_seek_event = virtual_timestamp < self._last_playback_timestamp if is_seek_event: logger.debug("Playback seek detected. Resetting active states and tracks.") self._active_aircraft_states.clear() self.flight_tracks_gui.clear() # Processa tutti gli stati ricevuti per questo "frame" # Durante un tick normale, sarà una piccola lista. Durante un seek, sarà l'intera storia. for state in frame_flight_states: # Aggiorna lo stato più recente dell'aereo self._active_aircraft_states[state.icao24] = state # Aggiungi il punto alla traccia if state.icao24 not in self.flight_tracks_gui: self.flight_tracks_gui[state.icao24] = deque(maxlen=self.max_track_points + 5) if state.latitude is not None and state.longitude is not None and state.timestamp is not None: self.flight_tracks_gui[state.icao24].append( (state.latitude, state.longitude, state.timestamp) ) # Rimuovi aerei che non sono più attivi (importante per il tick normale) # Durante un seek, questo non farà nulla perché abbiamo appena pulito _active_aircraft_states active_icaos_in_frame = {s.icao24 for s in frame_flight_states} current_active_icaos = set(self._active_aircraft_states.keys()) # Se non è un seek, possiamo fare il pruning dei velivoli scaduti if not is_seek_event: timed_out_icaos = { icao for icao, state in self._active_aircraft_states.items() if virtual_timestamp - state.last_contact_timestamp > AIRCRAFT_VISIBILITY_TIMEOUT_SECONDS } if timed_out_icaos: for icao in timed_out_icaos: if icao in self._active_aircraft_states: del self._active_aircraft_states[icao] if icao in self.flight_tracks_gui: del self.flight_tracks_gui[icao] # L'elenco degli aerei da disegnare è lo stato finale degli aerei attivi self._current_flights_to_display_gui = list(self._active_aircraft_states.values()) self._last_playback_timestamp = virtual_timestamp # Richiedi un aggiornamento dell'overlay con le tracce e posizioni appena calcolate self._request_overlay_render() def get_current_map_info(self) -> Dict[str, Any]: size_w, size_h = (None, None) if PYPROJ_MODULE_LOCALLY_AVAILABLE and self._current_map_geo_bounds_gui: size_w, size_h = calculate_geographic_bbox_size_km(self._current_map_geo_bounds_gui) or (None, None) with self._map_data_lock: count = len(self._current_flights_to_display_gui) bbox = copy.deepcopy(self._target_bbox_input_gui) return { "zoom": self._current_zoom_gui, "map_geo_bounds": self._current_map_geo_bounds_gui, "target_bbox_input": bbox, "flight_count": count, "map_size_km_w": size_w, "map_size_km_h": size_h, } def shutdown_worker(self): self.map_render_manager.shutdown_worker() def recenter_map_at_coords(self, lat: float, lon: float): if self._current_zoom_gui is not None: self._request_base_map_render(lat, lon, self._current_zoom_gui) def set_bbox_around_coords(self, lat: float, lon: float, size_km: float): bbox_tuple = get_bounding_box_from_center_size(lat, lon, size_km) if bbox_tuple: self.set_target_bbox({"lon_min": bbox_tuple[0], "lat_min": bbox_tuple[1], "lon_max": bbox_tuple[2], "lat_max": bbox_tuple[3]}) def zoom_in_at_center(self): if self._current_zoom_gui is not None and self._current_center_lat_gui is not None: self._request_base_map_render(self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui + 1) def zoom_out_at_center(self): if self._current_zoom_gui is not None and self._current_center_lat_gui is not None: self._request_base_map_render(self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui - 1) def pan_map_fixed_step(self, direction: str): if not all([self._current_center_lat_gui, self._current_center_lon_gui, self._current_zoom_gui, PYPROJ_MODULE_LOCALLY_AVAILABLE]): return # Aggiungiamo questo controllo esplicito if not pyproj: logger.error("pyproj library not available, cannot perform pan operation.") return res = calculate_meters_per_pixel(self._current_center_lat_gui, self._current_zoom_gui, self.tile_manager.tile_size) if not res: return dx, dy = 0, 0 if direction == "left": dx = -self.canvas_width * PAN_STEP_FRACTION elif direction == "right": dx = self.canvas_width * PAN_STEP_FRACTION elif direction == "up": dy = -self.canvas_height * PAN_STEP_FRACTION elif direction == "down": dy = self.canvas_height * PAN_STEP_FRACTION dmx, dmy = dx * res, -dy * res geod = pyproj.Geod(ellps="WGS84") new_lon, new_lat, _ = geod.fwd(self._current_center_lon_gui, self._current_center_lat_gui, 90, dmx) new_lon, new_lat, _ = geod.fwd(new_lon, new_lat, 0, dmy) self._request_base_map_render(new_lat, new_lon, self._current_zoom_gui) def center_map_and_fit_patch(self, lat: float, lon: float, size_km: float): zoom_w = calculate_zoom_level_for_geographic_size(lat, size_km * 1000, self.canvas_width, self.tile_manager.tile_size) zoom_h = calculate_zoom_level_for_geographic_size(lat, size_km * 1000, self.canvas_height, self.tile_manager.tile_size) zoom = min(zoom_w, zoom_h) - 1 if zoom_w and zoom_h else map_constants.DEFAULT_INITIAL_ZOOM self._request_base_map_render(lat, lon, max(map_constants.MIN_ZOOM_LEVEL, zoom))