feat: 添加浮动文字，展示伤害和躲避

scenes/arena/arena.gd

@@ -3,11 +3,35 @@ class_name Arena
 
 @export var player: Player
 
+@export var normal_color: Color
+@export var bloacked_color: Color
+@export var critical_color: Color
+@export var hp_color: Color
+
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	Global.player = player
+	Global.on_create_block_text.connect(_on_create_block_text)
+	Global.on_create_damage_text.connect(_on_create_damage_text)
 
+func crteat_floating_text(unit: Node2D) -> FloatingText:
+	var instace := Global.FLOATING_TEXT_SCENE.instantiate() as FloatingText
+	get_tree().root.add_child(instace)
+	var random_pos := randf_range(0, TAU) * 35
+	var spawn_pos := unit.global_position + Vector2.RIGHT.rotated(random_pos)
+	instace.global_position = spawn_pos
+	
+	return instace
 
-# Called every frame. 'delta' is the elapsed time since the previous frame.
-func _process(delta: float) -> void:
-	pass
+func _on_create_block_text(unit: Node2D) -> void:
+	var text := crteat_floating_text(unit)
+	text.setup("Blocked!", bloacked_color)
+	
+	
+	
+func _on_create_damage_text(unit: Node2D, hitbox: HitboxComponent) -> void:
+	var text := crteat_floating_text(unit)
+	var color := critical_color if hitbox.critical else normal_color
+	text.setup(str(hitbox.damage), color)
+	
+