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extends Node2D
signal finished_reveal()
export(String, MULTILINE) var text = "Text"
export var speed = 100.0
############
# INTERNAL #
############
onready var font_source : RichTextLabel = $FontSource
var revealed = 0
var started = false
var finished = false
var t = 0
onready var label = Label.new()
# Called when the node enters the scene tree for the first time.
func _ready():
label.theme = font_source.theme
label.align = Label.ALIGN_CENTER
add_child(label)
func _show_text(text):
label.text = text
label.rect_position = -label.rect_size / 2
# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
if not started:
return
t += delta * speed
var additional = int(t)
t -= additional
revealed += additional
_show_text(text.substr(0, revealed))
if text.length() == revealed:
started = false
finished = true
emit_signal("finished_reveal")
func start():
started = true
label.text = ""
revealed = 0
t = 0
finished = false
func has_finished():
return finished
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