node-red-node-rdk-tools/src/rdk-texttoaudio/rdk-texttoaudio.html

配合RDK硬件及TROS使用的Node-RED功能包(Node-RED nodes for using TROS on a RDK hardware and TROS)

<script type="text/x-red" data-template-name="rdk-tools texttoaudio">
    <div class="form-row node-input-name">
        <label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="rdk-texttoaudio.label.name"></span></label>
        <input type="text" id="node-input-name" data-i18n="[placeholder]rdk-texttoaudio.names.texttoaudio" style="width: 296px;">
    </div>
</script>

<script type="text/javascript">
(function() {
    var voices;
    let speakStatus = false;

    RED.comms.subscribe("text2audio", function(t, o){
        var v = o.split('#',2);

        if ('speechSynthesis' in window && speakStatus === false) {
            speakStatus = true;
            voices = window.speechSynthesis.getVoices();
            var words = new SpeechSynthesisUtterance(v[1]);
            words.rate = 0.8;
            words.lang = 'zh-CN';
            window.speechSynthesis.speak(words);
            words.onend = function(event) {
                // window.speechSynthesis.cancel();
                speakStatus = false;
            }
        }
        else if(speakStatus === false){
            alert("Your Browser does not support Text-to-Speech");
        }
    });
        
    RED.nodes.registerType("rdk-tools texttoaudio",{
        category: "RDK Tools",
        color: "#FF804A",
        defaults: {
            name: {value:""}
        },
        inputs:1,
        outputs:0,
        align: 'right',
        icon: "tts.svg",
        paletteLabel: function() {
            return this._("rdk-texttoaudio.names.texttoaudio");
        },
        oneditprepare: function() {
            
        },
        label: function() {
            return this.name || this._("rdk-texttoaudio.names.texttoaudio");
        }
    });
})()
</script>