Re: patches for printing

[Fred Kiefer]

Hi Mark,

these changes look great. I will be away for the weekend, if nobody
beats me on integrating your stuff I will do so on Monday.

Thank you and keep the good work up
Fred

Mark Tracy schrieb:
> I have fixed several bugs related to printing and PostScript generation.
> After that, I could actually find the bugs in my code. I tested the
> fixes on a project of mine that reads reads, displays, exports and
> prints chromatography data. It now generates valid .ps and .eps files.
> Originally written for Mac, I am converting it to GNUstep.
> 
> I suspect that there is another bug that fails to release the printed
> view, but I could not find it, and it was easier to work around it in my
> code.
> 
> System details: Suse Linux 10.0 running on Parallels Virtual Machine on
> MacOSX 10.4.8(intel). Gcc 4.0.2, libc 2.3.5, gnustep-make-1.13.0,
> gnustep-base-1.13.0, gnustep-gui-0.11.0, gnustep-back-0.11.0, with the
> default art backend.
> 
> Valgrind was very helpful for finding item #2.
> 
> Cheers,
> Mark Tracy
> 
> 
> 
> 
> ChangeLog
> 
> Sat. 07-Oct-2006 Mark Tracy <tracy454 at concentric dot net>
> 
>     1. NSView.m -beginDocument
>         was misplacing subviews when generating PostScript for printing
>         fix: force regeneration of coordinates
> 
>     2. GSStreamContext -GSSendBezierPath
>         was giving invalid arguments to setdash
>         cause: getLineDash was being called without initializing count
> with the size of the pattern buffer
>         fix: count=10
> 
>     3. GSStreamContext did not implement GSRectFillList
>         fix: copied code from GSGState.m
> 
>     4. NSPrintOperation would loop randomly if a custom view replies YES
> to -knowsPageRange
>         cause: -_printPaginateWithInfo did not initialize
> info->pageScale, info->xpages, info->ypages
>         fix: in -_printPaginateWithInfo set default pageScale=1.0
> outside conditional
>         fix: in -_print set xpages and ypages from viewPageRange as
> reported by custom view
> 
>     5. NSPageLayout was setting a default page scale of 100
>         cause: pageScale factor is displayed as percentage
>         fix: pageScale*100 sent to textfield and textfield/100 stored in
> pageScale
> 
>     6. NSPageLayout had different limits on scaling than NSPrintPanel
>         fix: adjust formatter max
> 
> 
> 
> 
> 
> ------------------------------------------------------------------------
> 
> _______________________________________________
> Bug-gnustep mailing list
> Bug-gnustep@gnu.org
> http://lists.gnu.org/mailman/listinfo/bug-gnustep