From 900d38dd5de18f1a82db0c92465ca59e36ba1d29 Mon Sep 17 00:00:00 2001
From: jianneng-fit2cloud <jianneng.pan@fit2cloud.com>
Date: Tue, 2 Jul 2024 11:45:12 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E5=9B=BE=E8=A1=A8-=E7=AC=A6=E5=8F=B7?=
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---
 .../js/panel/charts/map/symbolic-map.ts       | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/map/symbolic-map.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/map/symbolic-map.ts
index 0b7d17e4dc..3d0b1cbb94 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/map/symbolic-map.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/map/symbolic-map.ts
@@ -140,9 +140,32 @@ export class SymbolicMap extends L7ChartView<Scene, L7Config> {
         }
       })
     })
+    scene.once('loaded', () => {
+      this.autoZoom(symbolicLayer, scene)
+    })
     return new L7Wrapper(scene, configList)
   }
 
+  /**
+   * 根据数据自动缩放大小及位置
+   * @param symbolicLayer
+   * @param scene
+   */
+  autoZoom = (symbolicLayer, scene) => {
+    const roamMap = flag => {
+      return flag ? scene.zoomIn() : scene.zoomOut()
+    }
+    const resetZoom = () => {
+      symbolicLayer.fitBounds()
+    }
+    symbolicLayer && resetZoom()
+    // 自动放大两级
+    let index = 2
+    while (index--) {
+      roamMap(true)
+    }
+  }
+
   /**
    * 构建符号图层
    * @param chart