office-gobmx/tools/source/generic/svborder.cxx
2011-11-27 13:25:56 -06:00

77 lines
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <tools/svborder.hxx>
#include <osl/diagnose.h>
SvBorder::SvBorder( const Rectangle & rOuter, const Rectangle & rInner )
{
Rectangle aOuter( rOuter );
aOuter.Justify();
Rectangle aInner( rInner );
if( aInner.IsEmpty() )
aInner = Rectangle( aOuter.Center(), aOuter.Center() );
else
aInner.Justify();
OSL_ENSURE( aOuter.IsInside( aInner ),
"SvBorder::SvBorder: sal_False == aOuter.IsInside( aInner )" );
nTop = aInner.Top() - aOuter.Top();
nRight = aOuter.Right() - aInner.Right();
nBottom = aOuter.Bottom() - aInner.Bottom();
nLeft = aInner.Left() - aOuter.Left();
}
Rectangle & operator += ( Rectangle & rRect, const SvBorder & rBorder )
{
// wegen Empty-Rect, GetSize muss als erstes gerufen werden
Size aS( rRect.GetSize() );
aS.Width() += rBorder.Left() + rBorder.Right();
aS.Height() += rBorder.Top() + rBorder.Bottom();
rRect.Left() -= rBorder.Left();
rRect.Top() -= rBorder.Top();
rRect.SetSize( aS );
return rRect;
}
Rectangle & operator -= ( Rectangle & rRect, const SvBorder & rBorder )
{
// wegen Empty-Rect, GetSize muss als erstes gerufen werden
Size aS( rRect.GetSize() );
aS.Width() -= rBorder.Left() + rBorder.Right();
aS.Height() -= rBorder.Top() + rBorder.Bottom();
rRect.Left() += rBorder.Left();
rRect.Top() += rBorder.Top();
rRect.SetSize( aS );
return rRect;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */