width * height * depth (+ some headers) = bits allocated for the offscreen window/bitmap on color screens using a depth of 8 (256 colors) this is width*height = allocated bytes
markus dresch (www.palmside.com) "Rick Reynolds" <[EMAIL PROTECTED]> schrieb im Newsbeitrag news:114181@palm-dev-forum... > > I'm calling WinCreateOffscreenWindow in order to do some buffering for text > scrolling. What I'm wondering is how I can find out how much space is taken > up by a window. I assume it would have to do with the color depth (as well > as width and height). Does anyone know how this can be determined? > > In my case, I'm attempting to do smooth scroll back of information presented > on the screen. I wanted to provide around 5 screenfuls, so I called > > WinCreateOffscreenWindow(160,800,screenFormat,&err); > > This fails in a "not enough memory" sort of way, so I assume that I'm asking > for too much on one call. I have found that 5 consecutive calls of 160x160 > work fine. I haven't found much in the Palm docs about these sizes. > > Thanks, > Rick Reynolds > > > -- For information on using the Palm Developer Forums, or to unsubscribe, please see http://www.palmos.com/dev/support/forums/
