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List:       kde-devel
Subject:    Re: kdeprint problem
From:       Tomasz Grobelny <grotk () poczta ! onet ! pl>
Date:       2001-06-14 21:05:31
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On Thursday 14 June 2001 10:33, Michael Goffioul wrote:
> Tomasz Grobelny wrote:
> > I wrote such a function:
> >
> > void DocumentPrinter::OnPrint(){
> >         printer=new KPrinter;
> >         printer->setup(this);
> >         QPainter p;
> >         if(!p.begin(printer))
> >                 return;
> >         p.setFont(QFont("times",10));
> >         QFontMetrics fm = p.fontMetrics();
> >         QPaintDeviceMetrics metrics( printer );
> >         double aspectX=(double)metrics.width()/(double)metrics.widthMM();
> >         double
> > aspectY=(double)metrics.height()/(double)metrics.heightMM(); int sx=35,
> > ex=175, sy=87;
> >         sx*=aspectX;
> >         sx-=printer->margins().width();
> >         ex*=aspectX;
> >         ex-=printer->margins().width();
> >         sy*=aspectY;
> >         sy-=printer->margins().height();
> >         QRect qaz(sx, sy-fm.lineSpacing(), ex-sx, fm.lineSpacing());
> >         p.drawText(qaz, AlignBottom|AlignHCenter,"Test Text");
> >         p.drawRect(qaz);
> >         p.end();
> > }
>
> 2 things:
>   - you should _test_ the printer setup
Test page prints OK (From KUPS/Mandrake).

>   - in this case you'd better use fullPage printing (without any margin)
Can't use full page because ps files are not correct. I tried to see them 
using gv and I received the following error-report:

Error: /syntaxerror in -file-
Operand stack:

Execution stack:
   %interp_exit   .runexec2   --nostringval--   --nostringval--   
--nostringval--   2   %stopped_push   --nostringval--   2   3   %oparray_pop  
 --nostringval--   --nostringval--   false   1   %stopped_push   1   3   
%oparray_pop   1   3   %oparray_pop   .runexec2   --nostringval--   
--nostringval--   --nostringval--   2   %stopped_push   --nostringval--   
--nostringval--
Dictionary stack:
   --dict:906/941(G)--   --dict:0/20(G)--   --dict:109/200(L)--
Current allocation mode is local
Current file position is 2898

>
> This gives you (works for me):
>
> void DocumentPrinter::OnPrint(){
>         printer=new KPrinter;
>         printer->setFullPage(true);
>         if (printer->setup(this)){
>           QPainter p;
>           if(!p.begin(printer))
>                   return;
>           p.setFont(QFont("times",10));
>           QFontMetrics fm = p.fontMetrics();
>           QPaintDeviceMetrics metrics( printer );
>           double aspectX=(double)metrics.width()/(double)metrics.widthMM();
>           double
> aspectY=(double)metrics.height()/(double)metrics.heightMM(); int sx=35,
> ex=175, sy=87;
>           sx*=aspectX;
>           ex*=aspectX;
>           sy*=aspectY;
>           QRect qaz(sx, sy-fm.lineSpacing(), ex-sx, fm.lineSpacing());
>           p.drawText(qaz, AlignBottom|AlignHCenter,"Test Text");
>           p.drawRect(qaz);
>           p.end();
>         }
> }
Does not work at all. See above.

Tomasz Grobelny


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