summaryrefslogtreecommitdiff
path: root/ext/bg/js/settings/audio.js
diff options
context:
space:
mode:
authorAlex Yatskov <alex@foosoft.net>2019-12-03 18:30:22 -0800
committerAlex Yatskov <alex@foosoft.net>2019-12-03 18:30:22 -0800
commitf9ea6206550ceee625ea93215a6e08d45a750086 (patch)
tree803fe11a788a631076b3fb11a98e50bb8b454396 /ext/bg/js/settings/audio.js
parent08ad2779678cd447bd747c2b155ef9b5135fdf5d (diff)
parent3975aabf4dc283d49ec46d0ed7ead982b9fa7441 (diff)
Merge branch 'master' into testing
Diffstat (limited to 'ext/bg/js/settings/audio.js')
-rw-r--r--ext/bg/js/settings/audio.js102
1 files changed, 102 insertions, 0 deletions
diff --git a/ext/bg/js/settings/audio.js b/ext/bg/js/settings/audio.js
new file mode 100644
index 00000000..f63551ed
--- /dev/null
+++ b/ext/bg/js/settings/audio.js
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+let audioSourceUI = null;
+
+async function audioSettingsInitialize() {
+ const optionsContext = getOptionsContext();
+ const options = await apiOptionsGet(optionsContext);
+ audioSourceUI = new AudioSourceUI.Container(options.audio.sources, $('.audio-source-list'), $('.audio-source-add'));
+ audioSourceUI.save = () => settingsSaveOptions();
+
+ textToSpeechInitialize();
+}
+
+function textToSpeechInitialize() {
+ if (typeof speechSynthesis === 'undefined') { return; }
+
+ speechSynthesis.addEventListener('voiceschanged', () => updateTextToSpeechVoices(), false);
+ updateTextToSpeechVoices();
+
+ $('#text-to-speech-voice-test').on('click', () => textToSpeechTest());
+}
+
+function updateTextToSpeechVoices() {
+ const voices = Array.prototype.map.call(speechSynthesis.getVoices(), (voice, index) => ({voice, index}));
+ voices.sort(textToSpeechVoiceCompare);
+ if (voices.length > 0) {
+ $('#text-to-speech-voice-container').css('display', '');
+ }
+
+ const select = $('#text-to-speech-voice');
+ select.empty();
+ select.append($('<option>').val('').text('None'));
+ for (const {voice} of voices) {
+ select.append($('<option>').val(voice.voiceURI).text(`${voice.name} (${voice.lang})`));
+ }
+
+ select.val(select.attr('data-value'));
+}
+
+function languageTagIsJapanese(languageTag) {
+ return (
+ languageTag.startsWith('ja-') ||
+ languageTag.startsWith('jpn-')
+ );
+}
+
+function textToSpeechVoiceCompare(a, b) {
+ const aIsJapanese = languageTagIsJapanese(a.voice.lang);
+ const bIsJapanese = languageTagIsJapanese(b.voice.lang);
+ if (aIsJapanese) {
+ if (!bIsJapanese) { return -1; }
+ } else {
+ if (bIsJapanese) { return 1; }
+ }
+
+ const aIsDefault = a.voice.default;
+ const bIsDefault = b.voice.default;
+ if (aIsDefault) {
+ if (!bIsDefault) { return -1; }
+ } else {
+ if (bIsDefault) { return 1; }
+ }
+
+ if (a.index < b.index) { return -1; }
+ if (a.index > b.index) { return 1; }
+ return 0;
+}
+
+function textToSpeechTest() {
+ try {
+ const text = $('#text-to-speech-voice-test').attr('data-speech-text') || '';
+ const voiceURI = $('#text-to-speech-voice').val();
+ const voice = audioGetTextToSpeechVoice(voiceURI);
+ if (voice === null) { return; }
+
+ const utterance = new SpeechSynthesisUtterance(text);
+ utterance.lang = 'ja-JP';
+ utterance.voice = voice;
+ utterance.volume = 1.0;
+
+ speechSynthesis.speak(utterance);
+ } catch (e) {
+ // NOP
+ }
+}