3 commits

Author	SHA1	Message	Date
Dana Jansens	38c96413b3	pre-calc the sum of a picture added to an RrImage rather than calculating it every time	2008-02-14 15:10:14 -05:00
Dana Jansens	a2e3026d8a	add a bunch of comments for images and image caches. and make the number of resized pictures saved in an image tunable per-icon cache.	2008-02-14 15:10:14 -05:00
Dana Jansens	4c7cc1cfa6	Introducing the icon cache. ... If an icon is the same as one in the cache, then it uses that one. icons of different sizes (from the same client) are linked together into one, and resizes of icons are cached and linked to all the various sizes. so you only need one icon in memory for all your terminals now. ya!	2008-02-14 15:09:24 -05:00