From 348c62847d2f185c09f9b9d130ada743e3600b9b Mon Sep 17 00:00:00 2001
From: afc163 <afc163@gmail.com>
Date: Thu, 16 May 2019 17:31:49 +0800
Subject: [PATCH] Fix setState after unmount

---
 src/components/Charts/Pie/index.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/components/Charts/Pie/index.js b/src/components/Charts/Pie/index.js
index 5f80d747..c6370ea3 100644
--- a/src/components/Charts/Pie/index.js
+++ b/src/components/Charts/Pie/index.js
@@ -41,6 +41,9 @@ class Pie extends Component {
     window.cancelAnimationFrame(this.requestRef);
     window.removeEventListener('resize', this.resize);
     this.resize.cancel();
+    if (this.chartDom) {
+      this.resizeObserverInstance.unobserve(this.chartDom);
+    }
   }
 
   getG2Instance = chart => {
@@ -94,7 +97,7 @@ class Pie extends Component {
   };
 
   resizeObserver() {
-    const ro = new ResizeObserver(entries => {
+    this.resizeObserverInstance = new ResizeObserver(entries => {
       const { height } = entries[0].contentRect;
       this.setState(preState => {
         if (preState.height !== height) {
@@ -106,7 +109,7 @@ class Pie extends Component {
       });
     });
     if (this.chartDom) {
-      ro.observe(this.chartDom);
+      this.resizeObserverInstance.observe(this.chartDom);
     }
   }
 
-- 
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