fix: 修复预测曲线和legend颜色不一致的问题

packages/extend-components/EC_HistoryView/src/EC_HistoryView.md

@@ -22,7 +22,7 @@ path: /
 
 ## 单图表
 
-[//]: # (<code src="./demos/index.js"></code>)
+<code src="./demos/index.js"></code>
 
 ## 单图表-状态
 
@@ -37,7 +37,7 @@ path: /
 
 ## 多图表
 
-<code src="./demos/GridDemo.js"></code>
+[//]: # (<code src="./demos/GridDemo.js"></code>)
 
 ## API
 

packages/extend-components/EC_HistoryView/src/utils.js

@@ -563,9 +563,11 @@ const returnXAxis = ({
                 markPoint = null;
                 markLine = null;
                 _lineStyle = {
+                    itemStyle: {
+                        color: '#07a49a'
+                    },
                     lineStyle: {
                         type: 'dashed',
-                        color: '#07a49a'
                     }
                 }
             }