How to achieve the circle effect like I uploaded?

Description

How to achieve the circle effect like the picture I upload below?circle

What MCU/Processor/Board and compiler are you using?

What do you want to achieve?

What have you tried so far?

Code to reproduce

Add a code snippet which can run in the simulator. It should contain only the relevant code that compiles without errors when separated from your main code base.

The code block(s) should be formatted like:

/*You code here*/

Screenshot and/or video

If possible, add screenshots and/or videos about the current state.

Hi, you can refer to lv_arc and lv_preload.

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