优化文档描述

.packages

-# Generated by pub on 2019-02-21 15:24:09.886695.
+# Generated by pub on 2019-02-21 16:04:26.823126.
 async:file:///D:/flutter/.pub-cache/hosted/pub.dartlang.org/async-2.0.8/lib/
 boolean_selector:file:///D:/flutter/.pub-cache/hosted/pub.dartlang.org/boolean_selector-1.0.4/lib/
 charcode:file:///D:/flutter/.pub-cache/hosted/pub.dartlang.org/charcode-1.1.2/lib/

CHANGELOG.md

@@ -32,6 +32,6 @@ setSp(int fontSize, [allowFontScaling = false]) => allowFontScaling
       
 ## [0.4.4] - Fix bugs that default fonts change with the system
 
-## [0.5.0] - Fix the wrong way of using 
+## [0.5.1] - Fix the wrong way of using 
 
-please use `ScreenUtil.getInstance()` instead of `ScreenUtil()` , for example: ScreenUtil.getInstance().setHeight(25) instead of `ScreenUtil().setHeight(25)`
\ No newline at end of file
+It is recommended to  use `ScreenUtil.getInstance()` instead of `ScreenUtil()` , for example: `ScreenUtil.getInstance().setHeight(25)` instead of `ScreenUtil().setHeight(25)`
\ No newline at end of file

README.md

@@ -66,6 +66,9 @@ Adapted to screen width: `ScreenUtil.getInstance().setWidth(540)`,
 
 Adapted to screen height: `ScreenUtil.getInstance().setHeight(200)`,
 
+You can also use `ScreenUtil()` instead of `ScreenUtil.getInstance()`,
+for example:`ScreenUtil().setHeight(200)`
+
 **Note** 
 
 Height is also adapted according to setWidth to ensure no deformation (when you want a square) 

README_CN.md

@@ -70,6 +70,8 @@ ScreenUtil.instance = ScreenUtil(width: 750, height: 1334, allowFontScaling: tru
 
 根据屏幕高度适配 `height: ScreenUtil.getInstance().setHeight(200)`,
 
+也可以使用 `ScreenUtil()` 替代 `ScreenUtil.getInstance()`,
+例如：`ScreenUtil().setHeight(200)`
 
 **注意**
 

example/pubspec.lock

@@ -47,7 +47,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.5.0"
+    version: "0.5.1"
   flutter_test:
     dependency: "direct dev"
     description: flutter

pubspec.yaml

 name: flutter_screenutil
 description: A flutter plugin for adapting screen and font size.Guaranteed to look good on different models
-version: 0.5.0
+version: 0.5.1
 author: LiZhuoyuan <zhuoyuan93@gmail.com>
 homepage: https://github.com/OpenFlutter/flutter_ScreenUtil