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[declaration] First of all, this series of articles are based on their own understanding and practice. You are welcome to correct what may be wrong. Secondly, this is an introductory series, and the knowledge involved is limited to enough. There are many blog posts on the Internet for you to learn. Finally, I hope you can gain something. ...

3.1.1 event handling mechanism based on listening classification Android basics tutorial Introduction to this section: In Chapter 2, we learn about Android UI controls. We can use these controls to form a beautiful interface, but it's just an interface; The next step is to start learning logic and business impl ...

2.4.2 date & time component (I) Introduction to this section: This section brings you several controls for displaying time provided by Android. They are TextClock, AnalogClock and chrome. In addition, there is an outdated digital clock, so I won't explain it! OK, let's start this section! 1. Textclock TextClock is a control intro ...

[the external chain image transfer fails. The source station may have an anti-theft chain mechanism. It is recommended to save the image and upload it directly (img-bkqsqvki-164263681111)( https://ducafecat.tech/2022/01/21/2022/create-an-animation-screen-in-flutter/2022-01-20-07-40-53.png )] original text https://medium.com/@baran.aslankan ...

CameraX Is a Jetpack support library designed to help you simplify the development of camera applications. It provides a consistent and easy-to-use API interface for most Android devices and is backward compatible with Android 5.0 (API level 21). In this article, we will introduce many functions of CameraX 1.1, such as video function.If you pre ...

Before we learn about agency, we first understand the meaning of agency Definition: provide a proxy object to the target object, and the proxy object controls the reference of the target objectObjective: to indirectly access the target object by introducing an agent to prevent the uncertain complexity of the system caused by direct access to t ...

Arouter frame structure There are annotation definitions and annotation processor related contents in arouter framework. Arouter itself can also be regarded as an example. Arouter API initializes arouter The Arouter framework uses static annotation processing. In order to adapt to multiple modules, it uses the moduleName suffix to gen ...

Catalogue of series articles Customize UI BasicsCustomize UI to draw pie chart preface This series of articles is mainly based on the throwing line HenCoderPlus course source code To analyze learning. Draw pie chart Throwing line course source code: PieChart.javaOfficial Android documentation: Custom drawing Create paint objects We ...

Content provider 1. Introduction to content provider Content provider is mainly used to realize the function of data sharing between different applications. It provides a complete mechanism to allow one program to access the data in another program, and the ring can ensure the security of the accessed data 2. Runtime permissions 1. Detailed ...

preface For small partners unfamiliar with openGL, here is the drawing process: Calculate projection matrix, object change matrix, viewing angle matrixThe vertex cache of the incoming object,Pass parameters into the shader (including the matrix above)Determining the position of a point on the screen in the vertex shader is generally the multi ...