princesse/état: copie de l'état entre niveaux

La princesse récupère son état d'un niveau à l'autre. De cette manière,
on ne perd pas les fromages.

princesse.gd

@@ -43,6 +43,8 @@ var DASH_SPEED = WALKING_SPEED * 2
 @export var WALK_INCR_GROUND : int = 1
 @export var WALK_INCR_AIR : int = 3
 
+@export var MAX_FARTS : int = 1
+
 signal cheese_collected()
 signal princesse_is_dead()
 
@@ -92,9 +94,34 @@ var dashing : bool = false
 var dash_step : int = -1
 var dash_direction_x : int = 1
 var dash_direction_y : int = 1
-
 var available_dashs = 0
-@export var MAX_FARTS : int = 1
+
+func copy_from(other : Princess):
+    direction = other.direction
+    walking = other.walking
+    walking_step = other.walking_step
+    walk_incr_reserve = other.walk_incr_reserve
+    init_decel = other.init_decel
+    init_direction_change = other.init_direction_change
+    jumping = other.jumping
+    need_jump = other.need_jump
+    jumping_step = other.jumping_step
+    jump_key_counter = other.jump_key_counter
+    kicking = other.kicking
+    kick_step = other.kick_step
+    kick_direction = other.kick_direction
+    coyote_ground = other.coyote_ground
+    coyote_grab = other.coyote_grab
+    falling_step = other.falling_step
+    pressing_wall_left = other.pressing_wall_left
+    pressing_wall_right = other.pressing_wall_right
+    pressing_wall = other.pressing_wall
+    grab_wall = other.grab_wall
+    dashing = other.dashing
+    dash_step = other.dash_step
+    dash_direction_x = other.dash_direction_x
+    dash_direction_y = other.dash_direction_y
+    available_dashs = other.available_dashs
 
 ################################################################################
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