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36 lines
1.1 KiB
JavaScript
36 lines
1.1 KiB
JavaScript
/**
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* @description 文字转语音方法
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* @public
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* @param { text, rate, lang, volume, pitch } object
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* @param text 要合成的文字内容，字符串
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* @param rate 读取文字的语速 0.1~10 正常1
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* @param lang 读取文字时的语言
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* @param volume 读取时声音的音量 0~1 正常1
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* @param pitch 读取时声音的音高 0~2 正常1
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* @returns SpeechSynthesisUtterance
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*/
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export default function speak ({ text, speechRate, lang, volume, pitch }, endEvent, startEvent) {
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if (!window.SpeechSynthesisUtterance) {
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console.warn('当前浏览器不支持文字转语音服务')
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return
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}
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if (!text) {
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return
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}
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const speechUtterance = new SpeechSynthesisUtterance()
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speechUtterance.text = text
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speechUtterance.rate = speechRate || 1
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speechUtterance.lang = lang || 'zh-CN'
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speechUtterance.volume = volume || 1
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speechUtterance.pitch = pitch || 1
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speechUtterance.onend = function () {
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endEvent && endEvent()
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}
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speechUtterance.onstart = function () {
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startEvent && startEvent()
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}
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speechSynthesis.speak(speechUtterance)
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}
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