柱状图调整,数值为零时转成null，解决数值差距大但柱子高度一样的问题

src/module/databoard/databoard/safe-quality.vue

@@ -494,24 +494,24 @@ export default {
 
         var car=[];
         let carPlan=this.formatNumber(plan.car);
-        car.push(carPlan);
+        car.push(this.switchZeroToNull(carPlan));
         let carCompletion=this.formatNumber(complete.car);
-        car.push(carCompletion);
-        car.push(this.formatNumber(remaining.car));
+        car.push(this.switchZeroToNull(carCompletion));
+        car.push(this.switchZeroToNull(this.formatNumber(remaining.car)));
         this.carPlanRate=carPlan==0?100:Math.floor((100*carCompletion)/carPlan);
         var ship=[];
         let shipPlan=this.formatNumber(plan.ship);
-        ship.push(shipPlan);
+        ship.push(this.switchZeroToNull(shipPlan));
         let shipCompletion=this.formatNumber(complete.ship);
-        ship.push(shipCompletion);
-        ship.push(this.formatNumber(remaining.ship));
+        ship.push(this.switchZeroToNull(shipCompletion));
+        ship.push(this.switchZeroToNull(this.formatNumber(remaining.ship)));
         this.shipPlanRate=shipPlan==0?100:Math.floor((shipCompletion*100)/shipPlan);
         var train=[];
         let trainPlan=this.formatNumber(plan.train);
-        train.push(trainPlan);
+        train.push(this.switchZeroToNull(trainPlan));
         let trainCompletion=this.formatNumber(complete.train);
-        train.push(trainCompletion);
-        train.push(this.formatNumber(remaining.train));
+        train.push(this.switchZeroToNull(trainCompletion));
+        train.push(this.switchZeroToNull(this.formatNumber(remaining.train)));
         this.trainPlanRate=trainPlan==0?100:Math.floor((100*trainCompletion)/trainPlan);
         // 渲染
         var seryCar=this.getcarShipTrainCss();
@@ -550,6 +550,10 @@ export default {
      // 格式化保留两位小数，返回数字
       return Number(conver_num_retain(number).replaceAll(',',''));
     },
+    // 为0时返回null
+    switchZeroToNull(number){
+      return number===0?null:number;
+    },
     getcarShipTrainCss(){
       return {
         type: 'bar',