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 * Copyright 2008 by Sun Microsystems, Inc.
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 * OpenOffice.org - a multi-platform office productivity suite
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 * $RCSfile: b2ipoint.cxx,v $
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basegfx.hxx"
#include <basegfx/point/b2ipoint.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/numeric/ftools.hxx>

namespace basegfx
{
    B2IPoint& B2IPoint::operator=( const ::basegfx::B2ITuple& rPoint )
    {
        mnX = rPoint.getX();
        mnY = rPoint.getY();
        return *this;
    }

    B2IPoint& B2IPoint::operator*=( const ::basegfx::B2DHomMatrix& rMat )
    {
        double fTempX(
            rMat.get(0, 0) * mnX +
            rMat.get(0, 1) * mnY +
            rMat.get(0, 2));
        double fTempY(
            rMat.get(1, 0) * mnX +
            rMat.get(1, 1) * mnY +
            rMat.get(1, 2));

        if(!rMat.isLastLineDefault())
        {
            const double fOne(1.0);
            const double fTempM(
                rMat.get(2, 0) * mnX +
                rMat.get(2, 1) * mnY +
                rMat.get(2, 2));

            if(!fTools::equalZero(fTempM) && !fTools::equal(fOne, fTempM))
            {
                fTempX /= fTempM;
                fTempY /= fTempM;
            }
        }

        mnX = fround(fTempX);
        mnY = fround(fTempY);

        return *this;
    }
} // end of namespace basegfx

// eof