From 8b330098fbc6d3194e4c6077df8e6b5f11469bb0 Mon Sep 17 00:00:00 2001
From: wangyaqi <wangyaqi988@163.com>
Date: Sat, 29 Feb 2020 00:18:40 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8DH5=E7=AB=AFonReady?=
 =?UTF-8?q?=E5=86=85=E5=BE=80=E7=94=BB=E5=B8=83=E6=B7=BB=E5=8A=A0=E7=9A=84?=
 =?UTF-8?q?=E5=86=85=E5=AE=B9=E4=BC=9A=E4=B8=80=E9=97=AA=E6=B6=88=E5=A4=B1?=
 =?UTF-8?q?=E7=9A=84Bug?=
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同时对齐微信小程序画布大小改变内容不消失
---
 src/core/view/components/canvas/index.vue | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/core/view/components/canvas/index.vue b/src/core/view/components/canvas/index.vue
index 5dfcff6db..740b09859 100644
--- a/src/core/view/components/canvas/index.vue
+++ b/src/core/view/components/canvas/index.vue
@@ -121,8 +121,12 @@ export default {
         method(data)
       }
     },
-    _resize () {
-      wrapper(this.$refs.canvas)
+    _resize () {
+      var canvas = this.$refs.canvas
+      var context = canvas.getContext('2d')
+      var imageData = context.getImageData(0, 0, canvas.width, canvas.height)
+      wrapper(this.$refs.canvas)
+      context.putImageData(imageData, 0, 0)
     },
     _touchmove (event) {
       event.preventDefault()
-- 
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