event system and keyboard

scripts/player.gd

@@ -1,3 +1,4 @@
+class_name Player
 extends CharacterBody2D
 
 const SPEED: int = 800
@@ -9,6 +10,7 @@ var tilesize: int = 32
 var position_limit_rect: Rect2
 
 func _ready() -> void:
+	EventManager.player = self
 	var used_tilemap_rect: Rect2i = tilemap.get_used_rect()
 	tilesize = tilemap.tile_set.tile_size.x