office-gobmx/basegfx/source/range/b2drange.cxx

74 lines
2.5 KiB
C++

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*
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basegfx.hxx"
#include <basegfx/range/b2drange.hxx>
#include <basegfx/range/b2irange.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
namespace basegfx
{
B2DRange::B2DRange( const B2IRange& rRange ) :
maRangeX(),
maRangeY()
{
if( !rRange.isEmpty() )
{
maRangeX = rRange.getMinX();
maRangeY = rRange.getMinY();
maRangeX.expand(rRange.getMaxX());
maRangeY.expand(rRange.getMaxY());
}
}
void B2DRange::transform(const B2DHomMatrix& rMatrix)
{
if(!isEmpty() && !rMatrix.isIdentity())
{
const B2DRange aSource(*this);
reset();
expand(rMatrix * B2DPoint(aSource.getMinX(), aSource.getMinY()));
expand(rMatrix * B2DPoint(aSource.getMaxX(), aSource.getMinY()));
expand(rMatrix * B2DPoint(aSource.getMinX(), aSource.getMaxY()));
expand(rMatrix * B2DPoint(aSource.getMaxX(), aSource.getMaxY()));
}
}
B2IRange fround(const B2DRange& rRange)
{
return rRange.isEmpty() ?
B2IRange() :
B2IRange(fround(rRange.getMinimum()),
fround(rRange.getMaximum()));
}
} // end of namespace basegfx
// eof