analitza/analitza/vector.h

0001 /*************************************************************************************
0002  *  Copyright (C) 2009 by Aleix Pol <aleixpol@kde.org>                               *
0003  *                                                                                   *
0004  *  This program is free software; you can redistribute it and/or                    *
0005  *  modify it under the terms of the GNU General Public License                      *
0006  *  as published by the Free Software Foundation; either version 2                   *
0007  *  of the License, or (at your option) any later version.                           *
0008  *                                                                                   *
0009  *  This program is distributed in the hope that it will be useful,                  *
0010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of                   *
0011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                    *
0012  *  GNU General Public License for more details.                                     *
0013  *                                                                                   *
0014  *  You should have received a copy of the GNU General Public License                *
0015  *  along with this program; if not, write to the Free Software                      *
0016  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA   *
0017  *************************************************************************************/
0018
0019 #ifndef VECTOR_H
0020 #define VECTOR_H
0021
0022 #include "object.h"
0023 #include "analitzaexport.h"
0024
0025 namespace Analitza
0026 {
0027
0028 class Cn;
0029
0030 /**
0031  * \class Vector
0032  *
0033  * \ingroup AnalitzaModule
0034  */
0035
0036 class ANALITZA_EXPORT Vector : public Object
0037 {
0038     public:
0039         typedef QList<Object*>::iterator iterator;
0040         typedef QList<Object*>::const_iterator const_iterator;
0041
0042         Vector(const Vector& v);
0043         explicit Vector(int size);
0044         /** Fills the vector with a fixed numeric @p value */
0045         Vector(int size, const Cn *value);
0046         ~Vector() override;
0047
0048         void appendBranch(Object* );
0049         int size() const { return m_elements.size(); }
0050
0051         iterator erase(const iterator& it) { return m_elements.erase(it); }
0052
0053         iterator begin() { return m_elements.begin(); }
0054         iterator end() { return m_elements.end(); }
0055         const_iterator constBegin() const { return m_elements.constBegin(); }
0056         const_iterator constEnd() const { return m_elements.constEnd(); }
0057
0058         Object* at(int i) const { return m_elements[i]; }
0059         void setAt(int i, Object* o) { m_elements[i]=o; }
0060         QList<Object*> values() const { return m_elements; }
0061
0062         virtual QVariant accept(AbstractExpressionVisitor* e) const override;
0063         virtual bool isZero() const override;
0064
0065         virtual bool matches(const Object* pattern, QMap< QString, const Object* >* found) const override;
0066         Vector* copy() const override;
0067         bool operator==(const Vector& v) const;
0068         bool hasOnlyNumbers() const { return m_elements.isEmpty()? false : m_hasOnlyNumbers; }
0069         bool isStandardBasisVector() const;
0070         bool isDiagonalRow() const { return m_elements.isEmpty()? false : m_isDiagonalRowVector; }
0071
0072     protected:
0073         Vector(Analitza::Object::ObjectType t, int size);
0074
0075     private:
0076         QList<Object*> m_elements;
0077         bool m_hasOnlyNumbers;
0078         bool m_nonZeroTaken;
0079         bool m_isDiagonalRowVector;
0080         short int m_nonZeros;
0081 };
0082
0083 }
0084
0085 #endif // VECTOR_H