Android 开发技术周报 Issue#278

新闻

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4. Kotlin Vocabulary | 枚举和 R8 编译器

开源库

1. JetpackMvvm

   一个Jetpack结合MVVM的快速开发框架，基于MVVM模式集成谷歌官方推荐的JetPack组件库：LiveData、ViewModel、Lifecycle组件 使用Kotlin语言，添加大量拓展函数，简化代码 加入Retrofit网络请求,协程，帮你简化各种操作，让你快速开发项目

   

2. CainCamera

   an Android Project to learn about development of beauty camera, image and short video.一个集美颜相机、图片编辑、短视频编辑等功能的综合性开源APP，目前主要介绍美颜相机、短视频编辑功能的实现，图片编辑功能暂时还没时间处理。 本人编写该项目主要用于学习如何实现相机的实时美颜、动态滤镜、动态贴纸、彩妆、拍照、短视频分段录制与回删、图片编辑、短时频编辑与合成等功能。

   

3. AlipayPassDialog

   Android仿支付宝密码键盘弹框，可以自定义样式Dialog，调节字体颜色大小内容

   

4. meter-number-picker

   The android library that provides a simple and customizable NumberPicker styled as meter.

   

5. LibKTX

   LibKTX: Kotlin extensions for LibGDX games and applications

6. SheetSelection

   An Android library for display list and be able to select the item as BottomSheet.

   

7. ColorPicker

   :art: Color Picker Library for Android

   

8. ImagePicker

   Image Picker for Android, Pick an image from Gallery or Capture a new image with Camera

   

9. android-form-validation

   UI form validation library for Android ✔

10. ExpandableBottomBar

    A new way to implement navigation in your app

    

11. Chartio

    A lightweight linear chart library for Android

    

12. SamuraiView

    Simple showcase library.

    

13. Material-backdrop

    A simple solution for implementing Backdrop pattern for Android

    

14. Sandwich

    A lightweight Android network response API for handling data and error response with transformation extensions.

    

插件

1. NavProguardGenerator

   Auto generate proguard rule file for Jetpack Navigation Component and apply the file to configuration.

示例

1. android-material-design-in-practice

   A project to demonstrate the latest material design principles with simple examples.

   

2. BPShortVideoSample

   Face Filter Based on GPUImage, Short Video Recording, Face Sticker Examples. 短视频录制的一个例子，拥有美颜滤镜、人脸贴纸功能。

   

3. CoffeeDrinksWithJetpackCompose

   Coffee Drinks Android app on Jetpack Compose

   

App

1. AudioAnchor

   Android audio player that tracks the listening progress of your audio books and podcasts

   

2. proton-mail-android

   ProtonMail Android app

3. opentrace-android

   OpenTrace is the open source reference implementation of BlueTrace. BlueTrace is a privacy-preserving protocol for community-driven contact tracing across borders. It allows participating devices to log Bluetooth encounters with each other, in order to facilitate epidemiological contact tracing while protecting users’ personal data and privacy. Visit https://bluetrace.io to learn more.

工具

1. jaba

   A simple CLI program to convert your android project's structure.

2. ClassViewer

   a lightweight Java class file viewer only depends on JDK and JavaFX, it only has a single jar file less than 250k in size, and it can work on JRE 8.