1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 * 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 13 * with this work for additional information regarding copyright 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 { operator =(const::basegfx::B2DTuple & rPoint)26 B2DPoint& B2DPoint::operator=( const ::basegfx::B2DTuple& rPoint ) 27 { 28 mfX = rPoint.getX(); 29 mfY = rPoint.getY(); 30 return *this; 31 } 32 operator *=(const::basegfx::B2DHomMatrix & rMat)33 B2DPoint& B2DPoint::operator*=( const ::basegfx::B2DHomMatrix& rMat ) 34 { 35 double fTempX( 36 rMat.get(0, 0) * mfX + 37 rMat.get(0, 1) * mfY + 38 rMat.get(0, 2)); 39 double fTempY( 40 rMat.get(1, 0) * mfX + 41 rMat.get(1, 1) * mfY + 42 rMat.get(1, 2)); 43 44 if(!rMat.isLastLineDefault()) 45 { 46 const double fOne(1.0); 47 const double fTempM( 48 rMat.get(2, 0) * mfX + 49 rMat.get(2, 1) * mfY + 50 rMat.get(2, 2)); 51 52 if(!fTools::equalZero(fTempM) && !fTools::equal(fOne, fTempM)) 53 { 54 fTempX /= fTempM; 55 fTempY /= fTempM; 56 } 57 } 58 59 mfX = fTempX; 60 mfY = fTempY; 61 62 return *this; 63 } 64 operator *(const::basegfx::B2DHomMatrix & rMat,const B2DPoint & rPoint)65 B2DPoint operator*( const ::basegfx::B2DHomMatrix& rMat, const B2DPoint& rPoint ) 66 { 67 B2DPoint aRes( rPoint ); 68 return aRes *= rMat; 69 } 70 } // end of namespace basegfx 71 72 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 73