Add MojoUnity-TextPro package.

Author: scottcgi

MojoUnity-TextPro/ChangeLog.md

@@ -0,0 +1,4 @@
+## v1.0
+_`2021.6.3 UTC+8 17:05`_
+
+* Initial Release.

MojoUnity-TextPro/Images/CustomTag.png

@@ -0,0 +1,49 @@
+## MojoUnity-TextPro v1.0
+
+**MojoUnity-TextPro** is a **Extension** of **UGUI Text** which can mix **texts** and **images** as well as attach **events**.
+
+* The current `unitypackage`, **packaged** by `Unity-2020.3`, **tested** on `Unity-2018.4`, and **supported** Unity versions are `2018.4 or higher`.  
+* Released versions in [releases](https://github.com/scottcgi/MojoUnity-Packages/releases).
+* Release changes in [ChangeLog](./ChangeLog.md).
+
+Quick **goto** the [Samples Code](./Src/MojoUnity/Samples/MojoUnityTextPro/Scripts/) and the [Source Code](./Src/MojoUnity/Scripts/Modules/UI).
+
+## Note
+
+The **source code** depends on the `Unity UI`, which can be found and installed by `Package Manager` in the Unity menu `Window/Package Manager`.
+
+## Features
+
+* Mix Text-Image with Event by **Efficient** algorithm.
+* Serialize **Image** and **Event** dictionaries in Inspector.
+* Custom **Image-Event** tag in Text.
+* Simple **API** easy to use.
+
+## Use Cases
+
+* Custom **tag** in Text.  
+  ![](./Images/CustomTag.png)
+  
+* Image **dictionay** in Inspector. 
+  ![](./Images/ImageDictionary.png)
+
+* Event **dictionay** in Inspector.  
+  ![](./Images/EventDictionary.png)
+
+* Play **Image-Text-Event** in Unity.
+  ![](./Images/Text-Image-Event.gif)
+  
+## Quick Start
+
+1. Open the `MojoUnityTextPro` Scene in `/MojoUnity/Samples/MojoUnityTextPro/Scenes/MojoUnityTextPro.unity`.
+2. Click the `Text-Image-Event` GameObject, which is child of `Samples` GameObject, in `Unity Hierarchy`.
+3. Click the `Play` button in `Unity Game Window`.
+4. View the settings of `TextPro` and `TextProQuad` in `Text-Image-Event` GameObject.
+5. View the Sample Code in `/MojoUnity/Samples/MojoUnityTextPro/Scripts/TextProQuadEvent.cs`.
+
+Note: If the `image tag` is not replaced correctly in PlayMode, please check whether the `Serialization Dict` setting is right in `Inspector`.
+
+## Issues & Discussions
+
+* Any bugs can go to [[MojoUnity-TextPro Issues]](https://github.com/scottcgi/MojoUnity-Packages/labels/MojoUnity-TextPro) for feedback.
+* Any questions or comments can go to [[MojoUnity-TextPro Discussions]](https://github.com/scottcgi/MojoUnity-Packages/discussions/categories/mojounity-textpro) for exchange.