23 Aug
2004
23 Aug
'04
1:35 p.m.
On Sat, Aug 21, 2004 at 04:22:36PM -0400, Lee Revell wrote:
I suspect that a GUI programmer or interface designer
would expect
things to increase from top to bottom. In GUI programming, the origin
is at the top left of the screen, and X,Y coorinates increase going
right and down respectively. I am not sure why they didn't just follow
the Cartesian conventions here, but I believe it has been this way
forever.
I believe it's a historical artifact of early GUI software being
pretty close to the hardware. CRT screens put the origin at top
left and scan from left to right, top down.
--
Paul Winkler
http://www.slinkp.com