OpenGUI 2.22 and 2.31a
May 31st, 2000 by AlkiniVersions 2.22 and 3.31a of the OpenGUI graphics library have been released. Changes in version 2.22, the stable series, are:
- some minor improvements
- fixed bug in ~Window()
Changes in version 2.31a, the development series, include:
- added feature – Alpha Blending
- removed absolete methods:
- added int DrawBuffer::set_clip_rect(x,y,width,height);
- class FGShape removed with class DrawBuffer (as parents of the all)
- added DrawBuffer::clip(int xs, int ys, int ws, int hs);
- added DrawBuffer::clip(int xs, int ys, int ws, int hs, int xmin, int ymin, int xmax, int ymax);
- added DrawBuffer::bitblit(int xdst, int ydst, int xsrc, int ysrc, int width, int height, DrawBuffer *src, int);
- added struct FGRect { short x,y; unsigned short w,h; };
- compile switch changed: -ggdb -> -g for smallest code results
- added mtrr code to all linux makefiles
- many other cleanups, re-implementations etc.
- fixed bug in ~Window();
OpenGUI downloads: 
2.21 source: STABLE.TGZ 2.31a source: OpenGUI.tgz