Add animation effect to area damage

assets/spritesheets/explosion.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://vpx6vs4ufycr"
+path="res://.godot/imported/explosion.png-886739e81fcc3dcfae2147b72459ccad.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/spritesheets/explosion.png"
+dest_files=["res://.godot/imported/explosion.png-886739e81fcc3dcfae2147b72459ccad.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

scenes/bullets/bullet_1.tscn

@@ -1,11 +1,86 @@
-[gd_scene load_steps=4 format=3 uid="uid://dqa80ptcc8p70"]
+[gd_scene load_steps=16 format=3 uid="uid://dqa80ptcc8p70"]
 
 [ext_resource type="Script" path="res://scripts/bullets/bullet.gd" id="1_lacqw"]
 [ext_resource type="Texture2D" uid="uid://c57taqe4k3mi2" path="res://assets/spritesheets/bullet-1.png" id="2_o8iut"]
+[ext_resource type="Texture2D" uid="uid://vpx6vs4ufycr" path="res://assets/spritesheets/explosion.png" id="3_wtt2i"]
 
 [sub_resource type="CircleShape2D" id="CircleShape2D_3cgpo"]
 radius = 6.0
 
+[sub_resource type="CircleShape2D" id="CircleShape2D_dyohr"]
+radius = 88.0511
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_2161y"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(0, 0, 1500, 1125)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_iaa62"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(1500, 0, 1500, 1125)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_6haw2"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(3000, 0, 1500, 1125)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_k4fug"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(0, 1100, 1500, 1700)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_icmj8"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(1500, 1100, 1500, 1700)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_cckbs"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(3000, 1100, 1500, 1700)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_s5xhq"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(0, 2700, 1500, 1500)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_sxyjv"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(1500, 2700, 1500, 1500)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_50qmh"]
+atlas = ExtResource("3_wtt2i")
+region = Rect2(3000, 2700, 1500, 1500)
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_88q0q"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_2161y")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_iaa62")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_6haw2")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_k4fug")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_icmj8")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_cckbs")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_s5xhq")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_sxyjv")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_50qmh")
+}],
+"loop": true,
+"name": &"default",
+"speed": 12.0
+}]
+
 [node name="bullet" type="Area2D"]
 script = ExtResource("1_lacqw")
 
@@ -19,5 +94,19 @@ shape = SubResource("CircleShape2D_3cgpo")
 
 [node name="VisibleOnScreenNotifier2D" type="VisibleOnScreenNotifier2D" parent="."]
 
+[node name="Area2D" type="Area2D" parent="."]
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="Area2D"]
+shape = SubResource("CircleShape2D_dyohr")
+
+[node name="AnimatedSprite2D" type="AnimatedSprite2D" parent="."]
+visible = false
+scale = Vector2(0.15, 0.15)
+sprite_frames = SubResource("SpriteFrames_88q0q")
+frame = 7
+frame_progress = 0.957328
+
 [connection signal="body_entered" from="." to="." method="_on_Bullet_body_entered"]
 [connection signal="screen_exited" from="VisibleOnScreenNotifier2D" to="." method="_on_VisibilityNotifier2D_screen_exited"]
+[connection signal="body_entered" from="Area2D" to="." method="_on_body_entered"]
+[connection signal="body_exited" from="Area2D" to="." method="_on_body_exited"]

scripts/bullets/bullet.gd

@@ -6,10 +6,14 @@ var speed: int = 0
 var damage: int = 0
 var dir = 0
 var area_damage: bool = false
-var area_damage_target = []
 var slow_effect: bool = false
 
+var enemies = []
+var stop: bool = false
+
 func _physics_process(_delta):
+	if stop:
+		return
 	var move_dir = Vector2(1,0).rotated(dir)
 	global_position += (move_dir * speed)
 
@@ -19,11 +23,23 @@ func _on_VisibilityNotifier2D_screen_exited():
 func _on_Bullet_body_entered(body):
 	if body.is_in_group("Enemy"):
 		if area_damage:
-			for enemy in area_damage_target:
+			$Sprite2D.hide()
+			stop = true
+			$AnimatedSprite2D.visible = true
+			$AnimatedSprite2D.play("default")
+			for enemy in enemies:
 				enemy.hit(damage)
+			await get_tree().create_timer(1).timeout
 		elif slow_effect:
 			body.get_parent().hit(damage)
 			body.get_parent().slow()
 		else:
 			body.get_parent().hit(damage)
 		queue_free()
+
+func _on_body_entered(body):
+	if body.is_in_group("Enemy"):
+		enemies.append(body.get_parent())
+
+func _on_body_exited(body):
+	enemies.erase(body.get_parent())

scripts/towers/tower.gd

@@ -73,7 +73,6 @@ func _shoot():
 		bullet_instance.speed = speed
 		bullet_instance.damage = damage
 		bullet_instance.area_damage = area_damage
-		bullet_instance.area_damage_target = enemies
 		bullet_instance.slow_effect = slow_effect
 		get_tree().current_scene.add_child(bullet_instance)
 		health -= durability_reduction