freetype读取，这是一个TrueType字库操作模块，通过它，您可以直接访问*.ttf字库，读取字库的风格、某个字的轮廓、闭包等等各种信息。-read freetype。This is a TrueType font operation module, through it, You can directly access*. ttf font, reading the font style, a word picture, and so on closure information.