First godot-ci commit

scripts/Cannon.gd

@@ -0,0 +1,48 @@
+extends "res://scripts/ColoredEntity.gd"
+
+@onready var Bullet: PackedScene = preload("res://scenes/Projectile.tscn")
+const RATE_OF_CHANGE: float = 0.9
+const UPPER_LIMIT: int = -89
+const LOWER_LIMIT: int = -5
+
+var angle: float = -45.0
+
+func _ready():
+	self.highlight()
+
+func _process(delta):
+	$Sprite2D.set_rotation(deg_to_rad(self.angle))
+	$Sprite2D.size.y = 24
+
+func _input(event):
+	if Input.is_action_pressed("ui_up"):
+		if self.angle > UPPER_LIMIT:
+			self.move_up()
+	if Input.is_action_pressed("ui_down"):
+		if self.angle < LOWER_LIMIT:
+			self.move_down()
+
+func move_up() -> void:
+	self.angle -= RATE_OF_CHANGE
+
+func move_down() -> void:
+	self.angle += RATE_OF_CHANGE
+
+func shoot() -> void:
+	if $FireCooldown.time_left == 0:
+		var NewBullet = Bullet.instantiate()
+		NewBullet.global_position = $Sprite2D/CannonTip.global_position
+		NewBullet.rotation_degrees = self.angle
+		var at: Vector2 = $Sprite2D/CannonTip.global_position - $Sprite2D/CannonBase.global_position
+		NewBullet.shoot(at)
+
+		var BulletSprite = NewBullet.get_node("Mask")
+		if self.highlighted:
+			BulletSprite.highlight()
+		else:
+			BulletSprite.lowlight()
+
+		NewBullet.setup(GLOBAL.SpriteType.BULLET, GLOBAL.BULLET_SPEED)
+		NewBullet.update_collision_layer()
+		$Projectiles.add_child(NewBullet)
+		$FireCooldown.start()