Custom view scrollbar

Custom view to achieve the download progress display Fully customizable controls, font size, ring width, solid or hollow, ring width, ring color, progress font weight, font color, etc., can be customized

Code specific situation

自定义 view 实现下载进度的展示 控件完全自定义,字体大小,圆环宽度,实心或者空心,圆环的宽度，圆环的颜色，进度字体的粗细,字体颜色等等都可以自定义

具体的情况看代码