91 lines
2.6 KiB
GDScript
91 lines
2.6 KiB
GDScript
class_name SceneManager extends Node2D
|
|
|
|
var bullet = preload("res://scenes/bullet.tscn")
|
|
var grenade = preload("res://scenes/grenade.tscn")
|
|
@onready var coins = $"../Coins"
|
|
@onready var enemies = $"../Enemies"
|
|
|
|
|
|
var bulletArray = []
|
|
var totalAllowedBullets = 7
|
|
|
|
# Called when the node enters the scene tree for the first time.
|
|
func _ready():
|
|
Gamecontroller.reset()
|
|
buildLevel()
|
|
|
|
func buildLevel()->void:
|
|
# hook up coins
|
|
if coins:
|
|
updateCoins()
|
|
|
|
|
|
if enemies:
|
|
updateEnemies()
|
|
|
|
#Wire up signals from Gamecontroller
|
|
Gamecontroller.levelChangeSignal.connect(changeScene)
|
|
Gamecontroller.destroySignal.connect(destroy)
|
|
|
|
func updateEnemies()->void:
|
|
var totalEnemies = 0
|
|
for obj in enemies.get_children():
|
|
if obj is Slime:
|
|
totalEnemies +=1
|
|
#hook up a listener at game controller
|
|
if not obj.slimeDamageSignal.is_connected(Gamecontroller._on_slime_damage):
|
|
obj.slimeDamageSignal.connect(Gamecontroller._on_slime_damage)
|
|
Gamecontroller.addEnemyToLevel(obj)
|
|
|
|
Gamecontroller.totalEnemies(totalEnemies)
|
|
|
|
|
|
func updateCoins()->void:
|
|
var totalCoins = 0
|
|
|
|
for obj in coins.get_children():
|
|
if obj is Coin:
|
|
if not obj.coinCollectedSignal.is_connected(Gamecontroller._on_coin_collected):
|
|
#hook up a listener at the game controller
|
|
obj.coinCollectedSignal.connect(Gamecontroller._on_coin_collected)
|
|
if not obj.tree_exited.is_connected(updateCoins):
|
|
obj.tree_exited.connect(updateCoins)
|
|
totalCoins +=1
|
|
#tell GC how many coins total
|
|
Gamecontroller.totalCoins(totalCoins)
|
|
# Called every frame. 'delta' is the elapsed time since the previous frame.
|
|
func _process(delta):
|
|
pass
|
|
func bulletFactory()->Bullet:
|
|
var myBullet:Bullet
|
|
if bulletArray.size() < totalAllowedBullets:
|
|
#make a new bullet
|
|
myBullet = bullet.instantiate()
|
|
myBullet.bulletDamageSignal.connect(Gamecontroller.bulletDamage)
|
|
owner.add_child(myBullet)
|
|
else:
|
|
myBullet = bulletArray.pop_back()
|
|
|
|
bulletArray.push_front(myBullet)
|
|
return myBullet
|
|
|
|
func makeBullet(_bulletPosition, _bulletSpeed)->void:
|
|
print("make a bullet, put it in the world")
|
|
var myBullet = bulletFactory()
|
|
myBullet.transform = _bulletPosition
|
|
myBullet.setSpeed(_bulletSpeed)
|
|
|
|
func makeGrenade(_grenadePosition, _grenadeDirection)->void:
|
|
print("SM make a grenade")
|
|
var myGrenade:Grenade = grenade.instantiate()
|
|
owner.add_child(myGrenade)
|
|
myGrenade.apply_central_impulse(Vector2(_grenadeDirection, -1)*200)
|
|
myGrenade.transform = _grenadePosition
|
|
|
|
func changeScene(level)->void:
|
|
print("Change to level "+level)
|
|
get_tree().call_deferred("change_scene_to_file", level)
|
|
|
|
func destroy(body)->void:
|
|
body.queue_free()
|