调整Y轴刻度

frontend/src/views/home/components/compareDataCheckChart.vue

@@ -111,8 +111,11 @@ const setEchart = () => {
                         marker = `<span style="display:inline-block;border: 2px ${el.color} ${el.value[3]};margin-right:5px;width:40px;height:0px;background-color:#ffffff00;"></span>`
                     }
                     let unit = el.value[2] ? el.value[2] : ''
-                    str += `${marker}${el.seriesName.split('(')[0]}：${el.value[1]}${unit}
+                     // 格式化数值显示为4位小数
-                                            <br>`
+                    const value = parseFloat(el.value[1]);
+                    const formattedValue =  value.toFixed(4);
+                    
+                    str += `${marker}${el.seriesName.split('(')[0]}：${formattedValue}${unit}<br>`
                 })
                 return str
             }
@@ -157,10 +160,16 @@ const setEchart = () => {
                 name: item,
                 yAxisIndex: index,
                 splitNumber: 5,
-                minInterval: 1,
+                minInterval: 0,
                 splitLine: {
                     show: false
                 },
+                axisLabel: {
+                // 添加标签格式化，支持小数显示
+                    formatter: function(value) {
+                       return value.toFixed(5); 
+                    }
+                },
                 ...(index > 0 ? right : null)
             })
         })
@@ -213,7 +222,7 @@ const setEchart = () => {
                 let seriesList: any = []
                 kk.forEach((cc: any) => {
                     if (cc.statisticalData !== null) {
-                        yData[setList.indexOf(kk[0].unit)].push(cc.statisticalData?.toFixed(2))
+                        yData[setList.indexOf(kk[0].unit)].push(cc.statisticalData?.toFixed(4))
                     }
                   
                     seriesList.push([cc.time, cc.statisticalData, cc.unit, lineStyle[lineS].type])
@@ -233,11 +242,35 @@ const setEchart = () => {
                 })
             })
         })
+        // yData.forEach((item: any, index: any) => {
+        //     let [min, max] = yMethod(item)
+        //     echartsData.value.yAxis[index].min = min
+        //     echartsData.value.yAxis[index].max = max
+        // })
+        let allValues: number[] = [];
+        yData.forEach(item => {
+            item.forEach((val: string) => {
+                allValues.push(val);
+                
+            });
+        });
+
+        // 计算全局最大最小值
+        let globalMin = Math.min(...allValues) - 0.0001;
+        let globalMax =  Math.max(...allValues) +0.0001
+
+        // 确保最小值不小于0
+        globalMin = Math.max(0, globalMin);
+
+        // 特殊情况：如果所有值都是0
+        if (globalMin === 0 && globalMax === 0) {
+            globalMax = 1;
+        }
+        // 为所有Y轴应用相同的范围
         yData.forEach((item: any, index: any) => {
-            let [min, max] = yMethod(item)
+            echartsData.value.yAxis[index].min = globalMin ;
-            echartsData.value.yAxis[index].min = min
+            echartsData.value.yAxis[index].max = globalMax;
-            echartsData.value.yAxis[index].max = max
+        });
-        })
     }
 }