//-*-C++-*- /* ************************************************************************** description -------------------- copyright : (C) 2002 by Andreas Zehender email : zehender@kde.org ************************************************************************** ************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * **************************************************************************/ #ifndef PMPOLYNOMEXPONENTS_H #define PMPOLYNOMEXPONENTS_H #ifdef HAVE_CONFIG_H #include #endif #include #include /** * Helper class for the @ref PMPolynomBaseEdit widget */ class PMPolynomExponents { public: /** * All exponents are initialized with 0 */ PMPolynomExponents( ) { m_exponents[0] = m_exponents[1] = m_exponents[2] = 0; } /** * The exponents are initialized with x, y, z */ PMPolynomExponents( int x, int y, int z ) { m_exponents[0] = x; m_exponents[1] = y; m_exponents[2] = z; } /** * Returns the ith exponent */ int exponent( int i ) const { return m_exponents[i]; } /** * Sets the ith exponent */ void setExponent( int i, int exp ) { m_exponents[i] = exp; } /** * Returns the x exponent */ int xExponent( ) const { return m_exponents[0]; } /** * Sets the x exponent */ void setXExponent( int exp ) { m_exponents[0] = exp; } /** * Returns the y exponent */ int yExponent( ) const { return m_exponents[1]; } /** * Sets the y exponent */ void setYExponent( int exp ) { m_exponents[1] = exp; } /** * Returns the z exponent */ int zExponent( ) const { return m_exponents[2]; } /** * Sets the z exponent */ void setZExponent( int exp ) { m_exponents[2] = exp; } bool operator== ( const PMPolynomExponents& e ) const { return ( m_exponents[0] == e.m_exponents[0] ) && ( m_exponents[1] == e.m_exponents[1] ) && ( m_exponents[2] == e.m_exponents[2] ); } bool operator!= ( const PMPolynomExponents& e ) const { return !( *this == e ); } PMPolynomExponents& operator= ( const PMPolynomExponents& p ) { m_exponents[0] = p.m_exponents[0]; m_exponents[1] = p.m_exponents[1]; m_exponents[2] = p.m_exponents[2]; return *this; } friend PMPolynomExponents operator+ ( const PMPolynomExponents& p1, const PMPolynomExponents& p2 ); /** * Returns the sum of the exponents */ int sum( ) const { return m_exponents[0] + m_exponents[1] + m_exponents[2]; } private: int m_exponents[3]; // static stuff public: /** * Returns the exponents for a polynom with order n ( 2 <= n <= 7 ) */ static TQValueList& polynom( int n ); private: static TQValueList //... recPolynom( const PMPolynomExponents& base, int xyz, int n, int rem ); static bool m_created[6]; static TQValueList m_lists[6]; }; #endif