[Uml-devel] [Patch] printer border problem

Ralf Habacker ralf.habacker at freenet.de
Mon Nov 28 19:43:55 UTC 2011


Hi,
in UMLView::print(QPrinter *pPrinter, QPainter & pPainter) there is a 
wrong border calculation, which is fixed by the appended patch.
Some details:  In the above mentioned method the borders are calulcated 
from current QPrinters settings
...
 >    uint left, right, top, bottom;
     QRect paper = pPrinter->paperRect();
     QRect page  = pPrinter->pageRect();
 >    top = paper.top() - page.top();
 >    left = paper.left() - page.left();
     bottom = paper.bottom() - page.bottom();
     right = paper.right() - page.right();

QPrinters doc says about QRect 
<http://doc.qt.nokia.com/4.7-snapshot/qrect.html> QPrinter::paperRect () 
const

"Returns the paper's rectangle; this is usually larger than the pageRect 
<http://doc.qt.nokia.com/4.7-snapshot/qprinter.html#pageRect>()."

this means that in the above mentioned line
     top = paper.top() - page.top();

top will be a very high positive value (tested on windows with msvc) if 
paper.top() is smaller than page.top() which is usual the default.

If there are no objectives, i would commit this patch.

Regards
  Ralf

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