refacor(视图): 优化视图联动loading显示，空值处理问题

frontend/src/api/dataset/dataset.js

@@ -185,7 +185,7 @@ export function multFieldValues(data) {
   return request({
     url: '/dataset/field/multFieldValues',
     method: 'post',
-    loading: true,
+    loading: false,
     data
   })
 }
@@ -241,6 +241,7 @@ export function checkCustomDs() {
     loading: true
   })
 }
+
 export function exportExcel(data) {
   return request({
     url: '/dataset/taskLog/export',
@@ -268,4 +269,5 @@ export function exportDataset(data) {
     responseType: 'blob'
   })
 }
+
 export default { loadTable, getScene, addGroup, delGroup, addTable, delTable, groupTree, checkCustomDs, exportDataset }

frontend/src/components/deDrag/index.vue

@@ -602,7 +602,7 @@ export default {
           return 'auto'
         }
       }
-      if (this.element.auxiliaryMatrix) {
+      if (this.element.auxiliaryMatrix && this.curCanvasScaleSelf) {
         const height = Math.round(this.height / this.curCanvasScaleSelf.matrixStyleHeight) * this.curCanvasScaleSelf.matrixStyleHeight
         return (height - this.curGap * 2) + 'px'
       } else {

frontend/src/views/chart/components/ChartComponentG2.vue

@@ -202,7 +202,7 @@ export default {
       })
     },
     checkSelected(param) {
-      return (this.linkageActiveParam.name === param.name) &&
+      return (this.linkageActiveParam.name === param.name || (this.linkageActiveParam.name === 'NO_DATA' && !param.name)) &&
         (this.linkageActiveParam.category === param.category)
     },
     preDraw() {