evince 源码，evince是一个支持多种格式的文件浏览器如的Postscr ipt ，PDF格式，单页和多页TIFF，DVI接口，DjVu ，等等。-Source evince, evince is a multi-format file browser, such as the Postscr ipt, PDF format, single-and multi-page TIFF, DVI Interface, DjVu, and so on.