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Implement text-to-speech support on Android, iOS, HTML5, Linux, macOS and Windows.

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Implement TextServer word break method.
This commit is contained in:
bruvzg
2021-11-04 14:33:37 +02:00
parent 3e1b824c05
commit 6ab672d1ef
54 changed files with 3962 additions and 2 deletions
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90
platform/javascript/js/libs/library_godot_display.js
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@@ -330,6 +330,91 @@ const GodotDisplay = {
return 0;
},
godot_js_tts_is_speaking__sig: 'i',
godot_js_tts_is_speaking: function () {
return window.speechSynthesis.speaking;
},
godot_js_tts_is_paused__sig: 'i',
godot_js_tts_is_paused: function () {
return window.speechSynthesis.paused;
},
godot_js_tts_get_voices__sig: 'vi',
godot_js_tts_get_voices: function (p_callback) {
const func = GodotRuntime.get_func(p_callback);
try {
const arr = [];
const voices = window.speechSynthesis.getVoices();
for (let i = 0; i < voices.length; i++) {
arr.push(`${voices[i].lang};${voices[i].name}`);
}
const c_ptr = GodotRuntime.allocStringArray(arr);
func(arr.length, c_ptr);
GodotRuntime.freeStringArray(c_ptr, arr.length);
} catch (e) {
// Fail graciously.
}
},
godot_js_tts_speak__sig: 'viiiffii',
godot_js_tts_speak: function (p_text, p_voice, p_volume, p_pitch, p_rate, p_utterance_id, p_callback) {
const func = GodotRuntime.get_func(p_callback);
function listener_end(evt) {
evt.currentTarget.cb(1 /*TTS_UTTERANCE_ENDED*/, evt.currentTarget.id, 0);
}
function listener_start(evt) {
evt.currentTarget.cb(0 /*TTS_UTTERANCE_STARTED*/, evt.currentTarget.id, 0);
}
function listener_error(evt) {
evt.currentTarget.cb(2 /*TTS_UTTERANCE_CANCELED*/, evt.currentTarget.id, 0);
}
function listener_bound(evt) {
evt.currentTarget.cb(3 /*TTS_UTTERANCE_BOUNDARY*/, evt.currentTarget.id, evt.charIndex);
}
const utterance = new SpeechSynthesisUtterance(GodotRuntime.parseString(p_text));
utterance.rate = p_rate;
utterance.pitch = p_pitch;
utterance.volume = p_volume / 100.0;
utterance.addEventListener('end', listener_end);
utterance.addEventListener('start', listener_start);
utterance.addEventListener('error', listener_error);
utterance.addEventListener('boundary', listener_bound);
utterance.id = p_utterance_id;
utterance.cb = func;
const voice = GodotRuntime.parseString(p_voice);
const voices = window.speechSynthesis.getVoices();
for (let i = 0; i < voices.length; i++) {
if (voices[i].name === voice) {
utterance.voice = voices[i];
break;
}
}
window.speechSynthesis.resume();
window.speechSynthesis.speak(utterance);
},
godot_js_tts_pause__sig: 'v',
godot_js_tts_pause: function () {
window.speechSynthesis.pause();
},
godot_js_tts_resume__sig: 'v',
godot_js_tts_resume: function () {
window.speechSynthesis.resume();
},
godot_js_tts_stop__sig: 'v',
godot_js_tts_stop: function () {
window.speechSynthesis.cancel();
window.speechSynthesis.resume();
},
godot_js_display_alert__sig: 'vi',
godot_js_display_alert: function (p_text) {
window.alert(GodotRuntime.parseString(p_text)); // eslint-disable-line no-alert
@@ -625,6 +710,11 @@ const GodotDisplay = {
return GodotDisplayVK.available();
},
godot_js_display_tts_available__sig: 'i',
godot_js_display_tts_available: function () {
return 'speechSynthesis' in window;
},
godot_js_display_vk_cb__sig: 'vi',
godot_js_display_vk_cb: function (p_input_cb) {
const input_cb = GodotRuntime.get_func(p_input_cb);