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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: b2ipoint.cxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: kz $ $Date: 2005-11-02 13:56:59 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _BGFX_POINT_B2IPOINT_HXX
#include <basegfx/point/b2ipoint.hxx>
#endif
#ifndef _BGFX_MATRIX_B2DHOMMATRIX_HXX
#include <basegfx/matrix/b2dhommatrix.hxx>
#endif
#ifndef _BGFX_NUMERIC_FTOOLS_HXX
#include <basegfx/numeric/ftools.hxx>
#endif
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
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