!317 Click apply to all tags to add ecrart object judgment

Merge pull request !317 from 王卫宁/wwn

mindinsight/ui/src/views/train-manage/scalar.vue

@@ -1838,7 +1838,7 @@ export default {
             sampleItem.pieceStr = '';
             const tempCharOption = sampleItem.charData.charOption;
             tempCharOption.visualMap.pieces = [];
-            tempCharOption.visualMap=false;
+            tempCharOption.visualMap = false;
             tempCharOption.series[0].lineStyle.color = sampleItem.colors;
             tempCharOption.series[0].markLine = [];
             if (this.isTimeReload) {
@@ -2055,6 +2055,8 @@ export default {
                   sampleObject.tagName
               ] = chartPieces;
               sampleObject.pieceStr = pieceStr;
+
+              if (sampleObject.charObj) {
                 const tempCharOption = sampleObject.charData.charOption;
                 tempCharOption.visualMap.pieces = chartPiecesTemp;
                 tempCharOption.visualMap.outOfRange = {
@@ -2068,6 +2070,7 @@ export default {
                 };
                 sampleObject.charObj.setOption(tempCharOption, true);
               }
+            }
           });
         } else {
           this.thresholdLocal[this.decodeTrainingJobId][