56 lines
1.4 KiB
GDScript
56 lines
1.4 KiB
GDScript
extends Area2D
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var bullet_scene = preload("res://scenes/enemy_bullet.tscn")
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var start_pos = Vector2.ZERO
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var speed = 0
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var tween_speed: float = 1.4
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var exploding = false
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var enemy_move_aggression = randf_range(5, 20)
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var enemy_shoot_aggression = randf_range(4, 20)
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@onready var screensize = get_viewport_rect().size
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func start(pos):
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speed = 0
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position = Vector2(pos.x, -pos.y)
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start_pos = pos
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await get_tree().create_timer(randf_range(0.25, 0.55)).timeout
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var tween = create_tween().set_trans(Tween.TRANS_BACK)
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tween.tween_property(self, "position:y", start_pos.y, tween_speed)
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await tween.finished
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$MoveTimer.wait_time = enemy_move_aggression
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$MoveTimer.start()
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$ShootTimer.wait_time = enemy_shoot_aggression
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$ShootTimer.start()
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func _on_timer_timeout() -> void:
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speed = randf_range(75, 100)
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func _on_shoot_timer_timeout():
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var b = bullet_scene.instantiate()
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get_tree().root.add_child(b)
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b.start(position)
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$ShootTimer.wait_time = randf_range(4, 20)
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$ShootTimer.start()
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func _process(delta):
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position.y += speed * delta
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if position.y > screensize.y + 32:
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start(start_pos)
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func explode():
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if exploding: return
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exploding = true
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print_debug("Enemy explode!")
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EventBus.enemy_hit.emit(5)
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speed = 0
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$AnimationPlayer.play("explode")
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set_deferred("monitoring", false)
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await $AnimationPlayer.animation_finished
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queue_free()
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EventBus.enemy_died.emit()
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