41 lines
995 B
JavaScript
41 lines
995 B
JavaScript
var isRead = true;
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var isChoose = true;
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const reader = window.speechSynthesis; // 全局定义朗读者，以便朗读和暂停
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//获取字符
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function getWord() {
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return window.getSelection
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? window.getSelection()
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: document.selection.createRange().text;
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}
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//填充字符
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function fillingWord() {
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let word = getWord();
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if (isRead) read(word);
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if (!isChoose) return;
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let element = document.getElementById("selected-words");
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element.value = element.value + " " + word;
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}
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document
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.getElementById("text-content")
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.addEventListener("click", fillingWord, false);
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//朗读单词
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//@word 要朗读的单词
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function read(word) {
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//关闭当前正在读的单词
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reader.cancel();
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//创建新的朗读任务
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let msg = new SpeechSynthesisUtterance(word);
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reader.speak(msg);
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}
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//关闭正在读的单词
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function onReadClick() {
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let isRead = !isRead;
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if (!isRead) {
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reader.cancel();
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}
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}
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//取消当前选择
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function onChooseClick() {
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isChoose = !isChoose;
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}
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