hammer_space - a game about throwing hammers made for the github game off


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extends Node
class_name AimGizmo

signal cancel()
signal throw(rot: float)

var current_rotation: float

# hold down this long to cancel
const cancel_time := 0.15

var cancel_left_time := cancel_time

@export var arrow: Line2D
@export var enabled := true:
	set(p_e):
		enabled = p_e
		set_process(enabled)

func _ready() -> void:
	enabled = enabled # trigger the setter

func _process(delta: float) -> void:
	var v := Vector2(Input.get_axis(&"left", &"right"), Input.get_axis(&"up", &"down"))
	if Input.is_action_pressed("ui_cancel"):
		cancel_left_time = cancel_time
		cancel.emit()
		return
	if v.is_zero_approx():
		v.x = Globals.player.sprite.scale.x # default to current facing direction
	elif Util.is_in_range(v.y, 0.9, 1) and Util.is_in_range(v.x, -0.1, 0.1) and Globals.player.is_on_floor():
		cancel_left_time -= delta
		if cancel_left_time < 0:
			cancel_left_time = cancel_time
			cancel.emit()
			return
	var angle := v.angle()
	current_rotation = angle
	arrow.rotation = angle
	if Input.is_action_just_released(&"throw"):
		throw.emit(angle)