二维码打印排版

zhouwx

2024-08-22 e8ae17c0fbe5dc0a5424905c738004b143d9ce2c

 src/views/hazardousChemicals/electronicWarehouse/components/viewQR.vue

@@ -12,12 +12,19 @@
      </div>
      <el-card style="max-width: 480px">
        <div :id="state.form.code">
          <div style="display: flex;flex-direction: column;align-items: center;">
            <span style="font-size:14px;margin-top:10px;">{{title}}</span>
            <vue-qr :size="80" :margin="0" :auto-color="true" :dot-scale="1" :text="state.form.code" style="margin: 10px 0 5px 0"></vue-qr>
            <span style="font-size:10px;margin-top:5px;">{{state.form.code}}</span>
          <div style="display: flex;flex-direction: column;align-items: center;justify-content: center;">
            <div style="font-size:14px;margin-bottom: 2px" id="codeTitle">{{title}}</div>
            <vue-qr :size="100" :correctLevel="3" colorDark="black" :margin="0" :auto-color="true"  :text="state.form.code"></vue-qr>
            <div style="font-size:10px;margin-top: 2px">{{state.form.code}}</div>
          </div>
        </div>
<!--        <div :id="state.form.code">-->
<!--          <div style="display: flex;flex-direction: column;align-items: center;justify-content: center">-->
<!--            <span style="font-size:14px;margin-bottom: 2px">{{title}}</span>-->
<!--            <vue-qr :size="100" :correctLevel="3" colorDark="black" :margin="0" :auto-color="true"  :text="state.form.code" ></vue-qr>-->
<!--            <span style="font-size:10px;margin-top: 2px">{{state.form.code}}</span>-->
<!--          </div>-->
<!--        </div>-->
      </el-card>
    </el-dialog>
  </div>
@@ -39,9 +46,9 @@

const openDialog = async (type,value) => {
  if(type == 'pro'){
    title.value = value.productBasic.name + ' ' + '—' + ' '+ value.productBasic.productSn
    title.value = value.productBasic.name   + '—'  + value.productBasic.productSn
  }else {
    title.value = value.hazmatBasic.name + ' ' + '—' + ' '+ value.hazmatBasic.productSn
    title.value = value.hazmatBasic.name  + '—' + value.hazmatBasic.productSn
  }

  state.form = JSON.parse(JSON.stringify(value));
@@ -57,7 +64,7 @@
  let qrCodes=''
  for(let index in data){
    console.log(index,'index')
    qrCodes+=`<div class="my-list-col"><div class="centered-content">${document.getElementById(data[index].code).innerHTML}</div></div>`
    qrCodes+=`<div class="my-list-col"><div class="centered-content changeFont">${document.getElementById(data[index].code).innerHTML}</div></div>`
  }
  const printContent=document.createElement('div')
  printContent.innerHTML=qrCodes
@@ -76,8 +83,9 @@
    <style>
      @media print {
        .page-break { page-break-after:always;} /* 定义分页符格式*/
        .centered-content { text-align:center;} /* 居中对齐内容*/
        .centered-content { display: flex;justify-content: center; align-items: center;height: 90vh;} /* 居中对齐内容*/
        @page { size:50mm 40mm;margin:0mm; }
         .changeFont{font-size:12px;transform: scale(0.8);-webkit-transform: scale(0.85);}
      }
    </style>
  </head>
@@ -85,8 +93,18 @@
  </html>
  `)
  printDocument.close()
  let ct = document.getElementById('codeTitle').offsetWidth
  console.log('ct',ct)
  //在打印窗口中调用打印功能
  console.log('printFrame.contentWindow.document.body.style',printFrame.contentWindow.document.body.style)
  // debugger
  // if(ct >= 180) {

  // }else {
  //
  //   printFrame.contentWindow.document.body.style.zoom = '100%'
  // }


  printFrame.contentWindow.print()
  //移除隐藏的iframe元素
  document.body.removeChild(printFrame)