Update README.md

Author: baba-s

README.md

@@ -1 +1,29 @@
-# TMP_RectVisualizer
+# TMP_RectVisualizer
+
+The size of Text and TextMesh Pro can be visualized on game screen.
+
+[![](https://img.shields.io/github/release/baba-s/TMP_RectVisualizer.svg?label=latest%20version)](https://github.com/baba-s/TMP_RectVisualizer/releases)
+[![](https://img.shields.io/github/release-date/baba-s/TMP_RectVisualizer.svg)](https://github.com/baba-s/TMP_RectVisualizer/releases)
+![](https://img.shields.io/badge/Unity-2018.2%2B-red.svg)
+![](https://img.shields.io/badge/.NET-3.5%2B-orange.svg)
+[![](https://img.shields.io/github/license/baba-s/TMP_RectVisualizer.svg)](https://github.com/baba-s/TMP_RectVisualizer/blob/master/LICENSE)
+
+## Version
+
+- Unity 2018.3.0f2
+
+## Example
+
+![](https://cdn-ak.f.st-hatena.com/images/fotolife/b/baba_s/20190106/20190106120252.png)
+
+## Usage
+
+```cs
+TMP_RectVisualizer.Show
+( 
+    outlineSize     : 2, 
+    outlineColor    : Color.red 
+);
+
+TMP_RectVisualizer.Hide();
+```