漂亮实用的VC++颜色选择类，也就是大家所熟悉的颜色选择器，用六角形、圆形还有滑块相互配合，选取颜色十分方便，而且源代码相对简单，发上来供VC++编程者参考。 -Beautiful and practical VC++ color selection class, that is, everyone is familiar with the color picker, with each other using hexagonal, circular slider, select a col