历史数据单设备定反位Y轴自适应

git-svn-id: https://202.107.226.68:8443/svn/Services/ResistanceMonitor@94 a05970a1-87b9-9d4f-9ee5-fa77e2ec115b

2.Web/src/chart/force-curve-disassemble.js

@@ -292,17 +292,21 @@ function forceDisassemble({
   ],
   yAxis: [
    {
-    name: `定/反位:${force_unit}`,
+    name: `定/反位:${force_unit || '-'}`,
     nameGap: 10,
     nameTextStyle: {
      padding: [0, 0, 0, 50],
     },
+    min: val => {
+     if (y_min == 0) return
+     if (val.min < y_min) return parseInt(val.min * 0.95)
+     else return parseInt(y_min * 0.95)
+    },
     max: val => {
      if (y_max == 0) return
      if (val.max > y_max) return parseInt(val.max * 1.05)
      else return parseInt(y_max * 1.05)
     },
-    min: 0,
     gridIndex: 0,
     axisLine: {
      show: true,
@@ -327,7 +331,7 @@ function forceDisassemble({
    },
    {
     scale: true, // y轴起始值自适应
-    name: `转换阻力:${force_unit}`,
+    name: `转换阻力:${force_unit || '-'}`,
     nameGap: 10,
     nameTextStyle: {
      padding: [0, 0, 0, 50],