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0001 /*************************************************************************************
0002  *  Copyright (C) 2007 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 VARIABLE_H
0020 #define VARIABLE_H
0021 
0022 #include "object.h"
0023 namespace Analitza
0024 {
0025 
0026 /**
0027  * \class Ci
0028  * 
0029  * \ingroup AnalitzaModule
0030  *
0031  * \brief A variable object, name refers to MathML standard.
0032  */
0033 
0034 class ANALITZA_EXPORT Ci : public Object
0035 {
0036     public:
0037         /** Constructor. Creates a variable with a @p b name */
0038         explicit Ci(const QString& b);
0039         
0040         ~Ci() override;
0041         
0042         /** Returns the variable name */
0043         QString name() const { return m_name; }
0044         
0045         /** Returns whether @p var name is equal to this variable one. */
0046         bool operator==(const Ci& var) const { return var.m_name==m_name; }
0047         
0048         /** Sets whether it is a function. */
0049         void setFunction(bool f) { m_function=f; }
0050         
0051         /** Returns whether it is a variable that has to be a function */
0052         bool isFunction() const { return m_function; }
0053         
0054         /** Returns the MathML representation of the variable */
0055         QString toMathML() const;
0056         
0057         /** Returns the HTML representation of the variable */
0058         QString toHtml() const;
0059         
0060         virtual QVariant accept(AbstractExpressionVisitor*) const override;
0061         virtual bool matches(const Object* pattern, QMap<QString, const Object*>* found) const override;
0062         Ci* copy() const override;
0063         
0064         void setBVarDepth(int depth) { m_depth = depth; }
0065         int depth() const { return m_depth; }
0066         
0067         void setName(const QString& newName) { m_name = newName; }
0068         
0069     private:
0070         QString m_name;
0071         bool m_function;
0072         int m_depth;
0073 };
0074 
0075 }
0076 #endif