mirror of https://github.com/jlelse/GoBlog
45 lines
1.4 KiB
JavaScript
45 lines
1.4 KiB
JavaScript
"use strict";
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function getVoice() {
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if (window.speechSynthesis) {
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return window.speechSynthesis.getVoices().filter(voice => voice.lang.startsWith(document.querySelector('html').lang))[0];
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}
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return false;
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}
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function initSpeak() {
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if (window.speechSynthesis) {
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let speakBtn = document.querySelector('#speakBtn');
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speakBtn.style.display = '';
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speakBtn.onclick = function() { speak() };
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speakBtn.textContent = speakText;
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}
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}
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function speak() {
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console.log("Start speaking")
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let speakBtn = document.querySelector('#speakBtn');
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speakBtn.onclick = function() { stopSpeak() };
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speakBtn.textContent = stopSpeakText;
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let textContent =
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((document.querySelector('article .p-name')) ? document.querySelector('article .p-name').innerText + "\n\n" : "")
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+ document.querySelector('article .e-content').innerText;
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let utterThis = new SpeechSynthesisUtterance(textContent);
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utterThis.voice = getVoice();
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utterThis.onerror = stopSpeak;
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utterThis.onend = stopSpeak;
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window.speechSynthesis.speak(utterThis);
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}
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function stopSpeak() {
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console.log("Stop speaking")
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window.speechSynthesis.cancel();
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let speakBtn = document.querySelector('#speakBtn');
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speakBtn.onclick = function() { speak() };
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speakBtn.textContent = speakText;
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}
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window.onbeforeunload = function () {
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stopSpeak();
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}
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initSpeak(); |