Sanel Zukan wrote: >> Current themes make a lot of use of transparency. While this don't >> change much the layout of the theme interface, it's an issue to take >> into account while redrawing. Most toolkits have resorted to >> "compositing" (aka: hierarchical bitmap caching) to avoid the typical >> sluggyness of these pixmap-based engines. Transparency may also come >> from the root widget itself. > > I will not take into account other platforms, but on X11 powered ones a > theme that-want-to-be-transparent can relay on composite managers that > are pretty standard these days. The client side (toolkit) should only > provide ARGB windows.
Most X11 implementations on commercial UNIX's and embedded systems do not provide the Xorg composite/render extensions. So, while we may be able to provide an improved X11 implementation (through Cairo I suspect), we'll still need the "bare bones" X11 backend too... -- ______________________________________________________________________ Michael Sweet, Easy Software Products mike at easysw dot com _______________________________________________ fltk mailing list [email protected] http://lists.easysw.com/mailman/listinfo/fltk
