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extends Control
signal load_started()
signal load_changed(percentage : float)
signal load_ended()
@export var quote_file_path : String = "res://common/quotes.txt"
@export_subgroup("Nodes")
@export var progress_bar: ProgressBar
@export var quote_label: Label
var thread: Thread
var quotes: PackedStringArray = []
func start_loading_screen(thread_safe_function : Callable) -> void:
if not is_node_ready():
await ready
# set first quote
progress_bar.value = 0
quote_label.text = quotes[randi() % quotes.size()]
if thread != null and thread.is_started():
thread.wait_to_finish()
thread.start(thread_safe_function)
load_started.emit()
func try_update_loading_screen(percent_complete: float, quote_should_change = false):
# forces the function to behave as if deferred
await get_tree().process_frame
progress_bar.value = percent_complete
if quote_should_change:
quote_label.text = quotes[randi() % quotes.size()]
if is_equal_approx(percent_complete, 100):
thread.wait_to_finish()
load_ended.emit()
else:
load_changed.emit(percent_complete)
func _ready():
if Engine.is_editor_hint(): return
thread = Thread.new()
# FS-3, UI-30, UIFUN-35
var quotes_file := FileAccess.open(quote_file_path, FileAccess.READ).get_as_text()
quotes = quotes_file.split("\n",false)
if quotes.is_empty():
quotes = [""]
func _exit_tree():
if thread != null and thread.is_started():
thread.wait_to_finish()
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