145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_BASEGFX_POINT_B3DPOINT_HXX
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#define INCLUDED_BASEGFX_POINT_B3DPOINT_HXX
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#include <basegfx/tuple/b3dtuple.hxx>
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#include <basegfx/basegfxdllapi.h>
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namespace basegfx
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{
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// predeclaration
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class B3DHomMatrix;
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/** Base Point class with three double values
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This class derives all operators and common handling for
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a 3D data class from B3DTuple. All necessary extensions
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which are special for points will be added here.
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@see B3DTuple
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*/
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class BASEGFX_DLLPUBLIC SAL_WARN_UNUSED B3DPoint : public ::basegfx::B3DTuple
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{
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public:
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/** Create a 3D Point
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The point is initialized to (0.0, 0.0, 0.0)
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*/
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B3DPoint()
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: B3DTuple()
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{}
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/** Create a 3D Point
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@param fX
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This parameter is used to initialize the X-coordinate
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of the 3D Point.
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@param fY
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This parameter is used to initialize the Y-coordinate
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of the 3D Point.
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@param fZ
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This parameter is used to initialize the Z-coordinate
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of the 3D Point.
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*/
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B3DPoint(double fX, double fY, double fZ)
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: B3DTuple(fX, fY, fZ)
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{}
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/** Create a copy of a 3D Point
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@param rVec
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The 3D Point which will be copied.
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*/
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B3DPoint(const B3DPoint& rVec)
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: B3DTuple(rVec)
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{}
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/** constructor with tuple to allow copy-constructing
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from B3DTuple-based classes
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*/
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B3DPoint(const ::basegfx::B3DTuple& rTuple)
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: B3DTuple(rTuple)
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{}
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~B3DPoint()
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{}
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/** *=operator to allow usage from B3DPoint, too
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*/
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B3DPoint& operator*=( const B3DPoint& rPnt )
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{
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mfX *= rPnt.mfX;
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mfY *= rPnt.mfY;
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mfZ *= rPnt.mfZ;
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return *this;
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}
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/** *=operator to allow usage from B3DPoint, too
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*/
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B3DPoint& operator*=(double t)
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{
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mfX *= t;
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mfY *= t;
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mfZ *= t;
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return *this;
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}
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/** assignment operator to allow assigning the results
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of B3DTuple calculations
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*/
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B3DPoint& operator=( const ::basegfx::B3DTuple& rVec )
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{
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mfX = rVec.getX();
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mfY = rVec.getY();
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mfZ = rVec.getZ();
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return *this;
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}
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/** Transform point by given transformation matrix.
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The translational components of the matrix are, in
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contrast to B3DVector, applied.
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*/
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B3DPoint& operator*=( const ::basegfx::B3DHomMatrix& rMat );
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static const B3DPoint& getEmptyPoint()
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{
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return (const B3DPoint&) ::basegfx::B3DTuple::getEmptyTuple();
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}
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};
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// external operators
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//////////////////////////////////////////////////////////////////////////
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/** Transform B3DPoint by given transformation matrix.
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Since this is a Point, translational components of the
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matrix are used.
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*/
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BASEGFX_DLLPUBLIC B3DPoint operator*( const B3DHomMatrix& rMat, const B3DPoint& rPoint );
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} // end of namespace basegfx
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#endif // INCLUDED_BASEGFX_POINT_B3DPOINT_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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