java - 在Android中，利用数据如何绘制出曲线？

Question

类似于这张

Answer 1

It is recommended to use JFreeChart
http://www.jfree.org/jfreechart/index.html
A very powerful Java icon library, with rich styles and easy to call

Answer 2

There is a very handy chart wheel on Git. Just search for the chart with the highest star

Answer 3

Use the related methods of Path to draw

Answer 4

https://github.com/SunPointed/ShowDataViewDemo

Give you a demo