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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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94
servers/display_server.cpp
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@@ -220,6 +220,81 @@ void DisplayServer::global_menu_clear(const String &p_menu_root) {
WARN_PRINT("Global menus not supported by this display server.");
}
bool DisplayServer::tts_is_speaking() const {
WARN_PRINT("TTS is not supported by this display server.");
return false;
}
bool DisplayServer::tts_is_paused() const {
WARN_PRINT("TTS is not supported by this display server.");
return false;
}
void DisplayServer::tts_pause() {
WARN_PRINT("TTS is not supported by this display server.");
}
void DisplayServer::tts_resume() {
WARN_PRINT("TTS is not supported by this display server.");
}
Array DisplayServer::tts_get_voices() const {
WARN_PRINT("TTS is not supported by this display server.");
return Array();
}
PackedStringArray DisplayServer::tts_get_voices_for_language(const String &p_language) const {
PackedStringArray ret;
Array voices = tts_get_voices();
for (int i = 0; i < voices.size(); i++) {
const Dictionary &voice = voices[i];
if (voice.has("id") && voice.has("language") && voice["language"].operator String().begins_with(p_language)) {
ret.push_back(voice["id"]);
}
}
return ret;
}
void DisplayServer::tts_speak(const String &p_text, const String &p_voice, int p_volume, float p_pitch, float p_rate, int p_utterance_id, bool p_interrupt) {
WARN_PRINT("TTS is not supported by this display server.");
}
void DisplayServer::tts_stop() {
WARN_PRINT("TTS is not supported by this display server.");
}
void DisplayServer::tts_set_utterance_callback(TTSUtteranceEvent p_event, const Callable &p_callable) {
ERR_FAIL_INDEX(p_event, DisplayServer::TTS_UTTERANCE_MAX);
utterance_callback[p_event] = p_callable;
}
void DisplayServer::tts_post_utterance_event(TTSUtteranceEvent p_event, int p_id, int p_pos) {
ERR_FAIL_INDEX(p_event, DisplayServer::TTS_UTTERANCE_MAX);
switch (p_event) {
case DisplayServer::TTS_UTTERANCE_STARTED:
case DisplayServer::TTS_UTTERANCE_ENDED:
case DisplayServer::TTS_UTTERANCE_CANCELED: {
if (utterance_callback[p_event].is_valid()) {
Variant args[1];
args[0] = p_id;
const Variant *argp[] = { &args[0] };
utterance_callback[p_event].call_deferred(argp, 1); // Should be deferred, on some platforms utterance events can be called from different threads in a rapid succession.
}
} break;
case DisplayServer::TTS_UTTERANCE_BOUNDARY: {
if (utterance_callback[p_event].is_valid()) {
Variant args[2];
args[0] = p_pos;
args[1] = p_id;
const Variant *argp[] = { &args[0], &args[1] };
utterance_callback[p_event].call_deferred(argp, 2); // Should be deferred, on some platforms utterance events can be called from different threads in a rapid succession.
}
} break;
default:
break;
}
}
void DisplayServer::mouse_set_mode(MouseMode p_mode) {
WARN_PRINT("Mouse is not supported by this display server.");
}
@@ -478,6 +553,19 @@ void DisplayServer::_bind_methods() {
ClassDB::bind_method(D_METHOD("global_menu_remove_item", "menu_root", "idx"), &DisplayServer::global_menu_remove_item);
ClassDB::bind_method(D_METHOD("global_menu_clear", "menu_root"), &DisplayServer::global_menu_clear);
ClassDB::bind_method(D_METHOD("tts_is_speaking"), &DisplayServer::tts_is_speaking);
ClassDB::bind_method(D_METHOD("tts_is_paused"), &DisplayServer::tts_is_paused);
ClassDB::bind_method(D_METHOD("tts_get_voices"), &DisplayServer::tts_get_voices);
ClassDB::bind_method(D_METHOD("tts_get_voices_for_language", "language"), &DisplayServer::tts_get_voices_for_language);
ClassDB::bind_method(D_METHOD("tts_speak", "text", "voice", "volume", "pitch", "rate", "utterance_id", "interrupt"), &DisplayServer::tts_speak, DEFVAL(50), DEFVAL(1.f), DEFVAL(1.f), DEFVAL(0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("tts_pause"), &DisplayServer::tts_pause);
ClassDB::bind_method(D_METHOD("tts_resume"), &DisplayServer::tts_resume);
ClassDB::bind_method(D_METHOD("tts_stop"), &DisplayServer::tts_stop);
ClassDB::bind_method(D_METHOD("tts_set_utterance_callback", "event", "callable"), &DisplayServer::tts_set_utterance_callback);
ClassDB::bind_method(D_METHOD("_tts_post_utterance_event", "event", "id", "char_pos"), &DisplayServer::tts_post_utterance_event);
ClassDB::bind_method(D_METHOD("mouse_set_mode", "mouse_mode"), &DisplayServer::mouse_set_mode);
ClassDB::bind_method(D_METHOD("mouse_get_mode"), &DisplayServer::mouse_get_mode);
@@ -621,6 +709,7 @@ void DisplayServer::_bind_methods() {
BIND_ENUM_CONSTANT(FEATURE_ORIENTATION);
BIND_ENUM_CONSTANT(FEATURE_SWAP_BUFFERS);
BIND_ENUM_CONSTANT(FEATURE_CLIPBOARD_PRIMARY);
BIND_ENUM_CONSTANT(FEATURE_TEXT_TO_SPEECH);
BIND_ENUM_CONSTANT(MOUSE_MODE_VISIBLE);
BIND_ENUM_CONSTANT(MOUSE_MODE_HIDDEN);
@@ -689,6 +778,11 @@ void DisplayServer::_bind_methods() {
BIND_ENUM_CONSTANT(DISPLAY_HANDLE);
BIND_ENUM_CONSTANT(WINDOW_HANDLE);
BIND_ENUM_CONSTANT(WINDOW_VIEW);
BIND_ENUM_CONSTANT(TTS_UTTERANCE_STARTED);
BIND_ENUM_CONSTANT(TTS_UTTERANCE_ENDED);
BIND_ENUM_CONSTANT(TTS_UTTERANCE_CANCELED);
BIND_ENUM_CONSTANT(TTS_UTTERANCE_BOUNDARY);
}
void DisplayServer::register_create_function(const char *p_name, CreateFunction p_function, GetRenderingDriversFunction p_get_drivers) {