From 849f7ea2cd052e19fbd4ecf1b632d989bcbf1544 Mon Sep 17 00:00:00 2001
From: AndroidTraveler <nesger.zhan@dji.com>
Date: Sat, 9 Mar 2019 16:16:30 +0800
Subject: [PATCH] Update README.md

---
 README.md | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/README.md b/README.md
index 44e9586..6151b4e 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,34 @@
 # FlutterSample
+
+
+## Usage
+
+1. Switch to the corresponding branch  
+2. Switch directory to flutter module 
+
+```
+cd sub/my_flutter/
+```
+
+3. run
+
+```
+flutter run
+```
+
+## Branch
+
+**feature/ui-refresh-one:**  
+Direct layout
+
+![](./ext_res/ui-refresh-one.png)
+
+**feature/ui-refresh-two:**  
+Two widget combinations：Expanded Widget + Column Widget
+
+![](./ext_res/ui-refresh-two.png)
+
+**feature/ui-refresh-three:**  
+Column Widget + mainAxisAlignment attr
+
+![](./ext_res/ui-refresh-three.png)