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@@ -7,7 +7,10 @@
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<!-- 任务、消息、提醒、超期 -->
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<Panel :data-list="panelList"
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@click="gotoNewRw"></Panel>
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- <img style='width:100%;margin-top:10px;' src="../../../public/img/tmt.gif" alt="">
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+ <button @click="openPort">测试</button>
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+ <button @click="closePort">关闭</button>
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+ <div>{{text}}</div>
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+ <!-- <img style='width:100%;margin-top:10px;' src="../../../public/img/tmt.gif" alt=""> -->
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</div>
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</div>
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<div id="mapXY"></div>
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@@ -29,6 +32,7 @@
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</template>
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<script>
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+// import serialport from 'serialport'
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// 统计图start
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import maintenance from './components/maintenance'
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import shipCertificate from './components/shipCertificate'
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@@ -110,7 +114,8 @@ export default {
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news: 0
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},
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vesselBankFlag: sessionStorage.getItem('ws-pf_vesselBankFlag'),
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- shezhiVal: ''
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+ shezhiVal: '',
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+ text:"数据"
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}
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},
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computed: {
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@@ -525,6 +530,43 @@ export default {
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} else {
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this.$router.push({ name: 'workNotification', query: { types: data } })
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}
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+ },
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+ async openPort(){
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+ if ("serial" in navigator) {
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+ // The Web Serial API is supported.
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+ console.log("the Web Serial API is supported.");
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+ const port = await navigator.serial.requestPort();
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+ await port.open({ baudRate: 9600 }); // set baud rate
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+ const reader = port.readable.getReader();
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+ // 监听来自串行设备的数据
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+ while (true) {
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+ const { value, done } = await reader.read();
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+ console.log(value,done);
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+ if (done) {
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+ // 允许稍后关闭串口。
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+ reader.releaseLock();
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+ break;
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+ }
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+ var result="";
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+ if(value.length < 5){
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+ debugger
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+ }
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+ for(var i=0;i<value.length;i++){
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+ result += String.fromCharCode(value[i])
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+ }
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+ this.text = result
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+ // value 是一个 Uint8Array
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+ }
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+
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+ }
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+ },
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+ async closePort(){
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+
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+ const port = await navigator.serial.requestPort();
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+ await port.open({ baudRate: 9600 }); // set baud rate
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+ const reader = port.readable.getReader();
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+ reader.cancel()
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+ port.close();
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}
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}
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}
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