From c17b06dcd4cf90490fa1565ed4025de6423511e4 Mon Sep 17 00:00:00 2001
From: CPPAlien <creaspan@gmail.com>
Date: Mon, 16 Jul 2018 15:59:18 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E4=B8=80=E4=B8=AA=20ios=206.?=
 =?UTF-8?q?6.6=20=E4=B8=8A=E7=9A=84=E5=85=BC=E5=AE=B9=E6=80=A7=20bug?=
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---
 painter.js | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/painter.js b/painter.js
index 625b1c5..a8ef3a7 100644
--- a/painter.js
+++ b/painter.js
@@ -63,10 +63,9 @@ Component({
         return;
       }
 
-      if (!getApp().painterScreenRatio) {
+      if (!(getApp().systemInfo && getApp().systemInfo.screenWidth)) {
         try {
-          const systemInfo = wx.getSystemInfoSync();
-          getApp().painterScreenRatio = systemInfo.screenWidth / 750;
+          getApp().systemInfo = wx.getSystemInfoSync();
         } catch (e) {
           const error = `Painter get system info failed, ${JSON.stringify(e)}`;
           that.triggerEvent('imgErr', { error: error });
@@ -74,7 +73,7 @@ Component({
           return;
         }
       }
-      screenK = getApp().painterScreenRatio;
+      screenK = getApp().systemInfo.screenWidth / 750;
 
       this.downloadImages().then((palette) => {
         const { width, height } = palette;