basegfx/source/point/b2dpoint.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <basegfx/point/b2dpoint.hxx>
  21 #include <basegfx/matrix/b2dhommatrix.hxx>
  22 #include <basegfx/numeric/ftools.hxx>
  23
  24 namespace basegfx
  25 {
  26     B2DPoint& B2DPoint::operator*=( const ::basegfx::B2DHomMatrix& rMat )
  27     {
  28         double fTempX(
  29             rMat.get(0, 0) * mnX +
  30             rMat.get(0, 1) * mnY +
  31             rMat.get(0, 2));
  32         double fTempY(
  33             rMat.get(1, 0) * mnX +
  34             rMat.get(1, 1) * mnY +
  35             rMat.get(1, 2));
  36
  37         mnX = fTempX;
  38         mnY = fTempY;
  39
  40         return *this;
  41     }
  42
  43     B2DPoint operator*( const ::basegfx::B2DHomMatrix& rMat, const B2DPoint& rPoint )
  44     {
  45         B2DPoint aRes( rPoint );
  46         aRes *= rMat;
  47         return aRes;
  48     }
  49 } // end of namespace basegfx
  50
  51 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */