Simple Character: Add value block for Direction X

So users can check where the character is heading:
* -1: to the left
* 1: to the right
* 0: not moving

Author: manuq

addons/block_code/simple_nodes/simple_character/simple_character.gd

@@ -38,6 +38,7 @@ var collision: CollisionShape2D
 var gravity = ProjectSettings.get_setting("physics/2d/default_gravity")
 
 var _jumping = false
+var direction_x: int = 0
 
 
 func _set_texture(new_texture):
@@ -100,6 +101,7 @@ func _player_input_to_direction(player: String):
 
 func move_with_player_buttons(player: String, kind: String, delta: float):
 	var direction = _player_input_to_direction(player)
+	direction_x = direction.x
 
 	if kind == "top-down":
 		velocity = direction * speed
@@ -153,13 +155,22 @@ static func setup_custom_blocks():
 			"name": "speed",
 			"type": TYPE_VECTOR2,
 		},
+		{
+			"name": "direction_x",
+			"type": TYPE_INT,
+		},
 	]
 
 	var property_settings = {
 		"speed":
 		{
 			"category": "Physics | Velocity",
 		},
+		"direction_x":
+		{
+			"category": "Physics | Velocity",
+			"has_setter": false,
+		},
 	}
 
 	BlocksCatalog.add_custom_blocks(_class_name, block_list, property_list, property_settings)