From fa4f48abd8f58319ce724c35cbd91c59488677b4 Mon Sep 17 00:00:00 2001
From: xjf <378266566@qq.com>
Date: Fri, 19 Dec 2025 13:03:46 +0800
Subject: [PATCH] =?UTF-8?q?fix:=E6=9B=B2=E7=BA=BF=E7=BE=8E=E5=8C=96?=
 =?UTF-8?q?=E8=B0=83=E6=95=B4?=
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---
 src/views/exa/HistoryLine.vue | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/views/exa/HistoryLine.vue b/src/views/exa/HistoryLine.vue
index 82cb8e0..2a15960 100644
--- a/src/views/exa/HistoryLine.vue
+++ b/src/views/exa/HistoryLine.vue
@@ -108,6 +108,7 @@ watch(
 
       },
       title: title.value,
+
       toolbox: {
         feature: {
           dataZoom: {
@@ -174,6 +175,10 @@ watch(
           type: 'slider',
           start: 0,
           end: 100,
+          // ✅ 显示趋势的关键
+          showDataShadow: true,
+          // 缩放条高度
+          height: 30,
         },
         // 没有下面这块的话，只能拖动滚动条，
         // 鼠标滚轮在区域内不能控制外部滚动条