Kace/godot/scripts/Launcher.gd

extends Node2D

enum State {
	READY,
	FIRING,
	WAITING,
}

const BULLET_SPEED = 200.0

var _ballScene = preload("res://scenes/Ball.tscn")

onready var target = $Target
onready var source = $Source

onready var current_state = State.WAITING

func _input(event):
	if event is InputEventMouseButton and event.is_pressed() :
		current_state = State.FIRING
		target.position = event.position
		shoot()

func shoot():
		var bullet = _ballScene.instance()
		bullet.position = source.position
		bullet.linear_velocity = (target.position - source.position).normalized()
		bullet.linear_velocity *= BULLET_SPEED
		add_child(bullet)