tool extends Node var TTS var tts func _ready(): if OS.get_name() == "Server" or OS.has_feature("JavaScript"): return elif Engine.has_singleton("AndroidTTS"): tts = Engine.get_singleton("AndroidTTS") else: TTS = preload("godot-tts.gdns") if TTS and (TTS.can_instance() or Engine.editor_hint): tts = TTS.new() else: print_debug("TTS not available!") var javascript_rate = 50 func set_rate(rate): if rate < 0: rate = 0 elif rate > 100: rate = 100 if tts != null: tts.rate = rate elif OS.has_feature('JavaScript'): javascript_rate = rate func get_rate(): if tts != null: return tts.rate elif OS.has_feature('JavaScript'): return javascript_rate else: return 0 var rate setget set_rate, get_rate func speak(text, interrupt := true): if tts != null: tts.speak(text, interrupt) elif OS.has_feature('JavaScript'): var scaled_rate if javascript_rate <= 50: scaled_rate = javascript_rate / 50 else: scaled_rate = javascript_rate - 50 scaled_rate = 1 + (scaled_rate / 5) var code = """ let utterance = new SpeechSynthesisUtterance("%s") utterance.rate = %s """ % [text.replace("\n", " "), scaled_rate] if interrupt: code += """ window.speechSynthesis.cancel() """ code += "window.speechSynthesis.speak(utterance)" JavaScript.eval(code) else: print_debug("%s: %s" % [text, interrupt]) func stop(): if tts != null: tts.stop() elif OS.has_feature('JavaScript'): JavaScript.eval("window.speechSynthesis.cancel()") func get_is_rate_supported(): if Engine.get_singleton("AndroidTTS"): return false elif OS.has_feature('JavaScript'): return true elif tts != null: return tts.is_rate_supported() else: return false var is_rate_supported setget , get_is_rate_supported func get_can_detect_screen_reader(): if OS.get_name() == "Windows": return true else: return false var can_detect_screen_reader setget , get_can_detect_screen_reader func singular_or_plural(count, singular, plural): if count == 1: return singular else: return plural func _exit_tree(): if not tts or not TTS: return tts.free()