Tablet and graffiti functions implemented by Android programming

This paper describes the handwriting board and graffiti function realized by Android programming. Share with you for your reference, as follows:

The following is a function of imitating an Android Tablet and graffiti, which can be directly added to the code:

write_ pad.xml

This is the main layout file of the tablet. The part that can be handwritten is a FrameLayout. There are OK, clear and Cancel buttons below to save and erase the signature.

The main code logic is as follows:

MainActivity.java

PaintView.java

WritePadDialog.java

WriteDilogListener.java

The effects are as follows:

More readers interested in Android related content can view the special topics of this site: summary of Android graphics and image processing skills, introduction and advanced tutorial of Android development, summary of Android debugging skills and common problem solving methods, summary of Android basic component usage, summary of Android view skills, summary of Android layout skills, and Android control usage summary

I hope this article will help you in Android programming.