@tool
class_name IncantationText
extends Control

@export_multiline var text: String:
	set(new_value):
		text = new_value
		queue_redraw()
@export var colored_offset: float = 0:
	set(new_value):
		colored_offset = new_value
		queue_redraw()

var curve: Curve2D

func _ready():
	curve = (get_parent() as Path2D).curve

func _draw():
	if text.length() < 2: return
	
	var offset = 0
	for c in text:
		var t = curve.sample_baked_with_rotation(offset)
		draw_set_transform(t.origin - (Vector2.UP * 5).rotated(t.get_rotation()), t.get_rotation())
		draw_char(get_theme_default_font(), Vector2.ZERO, c, 16, Color.WHITE if offset >= colored_offset else Color.RED)
		offset += 10