Documentation on type Position

docs/maps/api-player.md

@@ -64,6 +64,11 @@ WA.player.getPosition(): Promise<Position>
 ```
 The player's current position is available using the `WA.player.getPosition()` function.
 
+`Position` has the following attributes :
+* **x (number) :** The coordinate x of the current player's position.
+* **y (number) :** The coordinate y of the current player's position.
+
+
 {.alert.alert-info}
 You need to wait for the end of the initialization before calling `WA.player.getPosition()`