Suppress internal mouse.tile_motion deprecation warning

CHANGELOG.md

@@ -14,6 +14,10 @@ This project adheres to [Semantic Versioning](https://semver.org/) since version
 
 - Keyboard bitmask modifiers `tcod.event.KMOD_*` have been replaced by `tcod.event.Modifier`.
 
+### Fixed
+
+- Suppressed internal `mouse.tile_motion` deprecation warning.
+
 ## [16.2.3] - 2024-07-16
 
 ### Fixed

tcod/context.py

@@ -265,7 +265,7 @@ def convert_event(self, event: _Event) -> _Event:
                 event.position[0] - event.motion[0],
                 event.position[1] - event.motion[1],
             )
-            event_copy.motion = event.tile_motion = tcod.event.Point(
+            event_copy.motion = event._tile_motion = tcod.event.Point(
                 event._tile[0] - prev_tile[0], event._tile[1] - prev_tile[1]
             )
         return event_copy

tcod/event.py

@@ -486,7 +486,7 @@ def __init__(
     ) -> None:
         super().__init__(position, tile, state)
         self.motion = Point(*motion)
-        self.__tile_motion = Point(*tile_motion) if tile_motion is not None else None
+        self._tile_motion = Point(*tile_motion) if tile_motion is not None else None
 
     @property
     def pixel_motion(self) -> Point:
@@ -514,7 +514,7 @@ def tile_motion(self) -> Point:
             DeprecationWarning,
             stacklevel=2,
         )
-        return _verify_tile_coordinates(self.__tile_motion)
+        return _verify_tile_coordinates(self._tile_motion)
 
     @tile_motion.setter
     def tile_motion(self, xy: tuple[int, int]) -> None:
@@ -524,7 +524,7 @@ def tile_motion(self, xy: tuple[int, int]) -> None:
             DeprecationWarning,
             stacklevel=2,
         )
-        self.__tile_motion = Point(*xy)
+        self._tile_motion = Point(*xy)
 
     @classmethod
     def from_sdl_event(cls, sdl_event: Any) -> MouseMotion: