Android tiployout implementation example code with arrow guidance

This article introduces the implementation example code of tiployout with arrow for Android and shares it with you as follows:

The above is the design drawing connected from the UI. It is required that the triangle indicator needs to dynamically align the above text and dynamically align its triangle.

Reference mode

Realization idea

Just prepare a picture of triangle guidance.

Code first

The core code is as above. The idea is to draw a rectangle, reserve the height required by the triangle, and finally draw three lines of pictures.

Configure indicator

Note: when settext is called, it will be drawn again with invalidate();

The results are as follows

GitHub: source code

The above is the whole content of this article. I hope it will be helpful to your study, and I hope you can support programming tips.