<add>[important]打印增加方向码

src/view/tab/tools/PrintQRCode.vue

@@ -19,6 +19,9 @@
         <el-form-item label="递增步长：">
           <el-input-number class="form-input" v-model="printParams.stepLength" />
         </el-form-item>
+        <el-form-item label="方向码：">
+          <el-input-number class="form-input" v-model="printParams.directionCode" />
+        </el-form-item>
         <el-form-item label="后置字符串：">
           <el-input class="form-input" v-model="printParams.endString"/>
         </el-form-item>
@@ -83,6 +86,7 @@ export default {
         startNum: 0,
         numberLength: 4,
         stepLength: 1,
+        directionCode: 0,
         endString: '',
         codeCount: 1,
         printNo: 1,
@@ -99,23 +103,36 @@ export default {
   // 方法集合
   methods: {
     showQr() {
-      let sumCode = [] // 所有的条码
-      let i = 0
-      let startIndex = this.printParams.startNum
-      for(; i < this.printParams.codeCount; i++) {
-        let c = 0
-        for(; c < this.printParams.printNo; c++) {
-          let codeData = {};
-          codeData.code =  this.printParams.startString
+      let sumCode = []; // 所有的条码
+      let startIndex = this.printParams.startNum;
+      for(let i = 0; i < this.printParams.codeCount; i++) {
+        for(let c = 0; c < this.printParams.printNo; c++) {
+          let defaultCode =  this.printParams.startString
               + (Number(startIndex) + Number(i * this.printParams.stepLength)).toString().padStart(this.printParams.numberLength, '0')
-              + this.printParams.endString
-          qrcode.toDataURL(codeData.code).then(url => {
-            codeData.img = url
-          }).catch(err => {
-            codeData.img = ''
-            console.log(err)
-          })
-          sumCode.push(codeData)
+              + this.printParams.endString;
+          if(this.printParams.directionCode === 0) {
+            let codeData = {};
+            codeData.code =  defaultCode;
+            qrcode.toDataURL(codeData.code).then(url => {
+              codeData.img = url;
+            }).catch(err => {
+              codeData.img = '';
+              console.log(err);
+            })
+            sumCode.push(codeData);
+          } else {
+            for(let d = 1; d <= this.printParams.directionCode; d++) {
+              let codeData = {};
+              codeData.code = defaultCode + '-' + d.toString();
+              qrcode.toDataURL(codeData.code).then(url => {
+                codeData.img = url;
+              }).catch(err => {
+                codeData.img = '';
+                console.log(err);
+              })
+              sumCode.push(codeData);
+            }
+          }
         }
       }
       this.printCodes = sumCode