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/*
* Copyright (C) 2017 Thales Lima Oliveira <thales@ufu.br>
*
* 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
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef MATHEXPRESSION_H
#define MATHEXPRESSION_H
#include "ControlElement.h"
#include "MathExprParser.h"
#include "OpenGLText.h"
class ConnectionLine;
class MathExpressionForm;
/**
* @class MathExpression
* @author Thales Lima Oliveira <thales@ufu.br>
* @date 19/12/2017
* @brief A generic math expression block that can perform math and conditional operations with the inputs.
* @file MathExpression.h
*/
class MathExpression : public ControlElement
{
public:
MathExpression(int id);
~MathExpression();
virtual void Draw(wxPoint2DDouble translation, double scale) const;
virtual void DrawDC(wxPoint2DDouble translation, double scale, wxGraphicsContext* gc) const;
virtual bool Contains(wxPoint2DDouble position) const { return m_rect.Contains(position); }
virtual bool Intersects(wxRect2DDouble rect) const { return m_rect.Intersects(rect); }
virtual bool ShowForm(wxWindow* parent, Element* element);
virtual void Rotate(bool clockwise = true);
virtual bool Solve(double* input, double timeStep);
virtual bool Initialize();
virtual wxString GetMathExpression() { return m_mathExpression; }
virtual void SetMathExpression(wxString mathExpression) { m_mathExpression = mathExpression; }
virtual std::vector<wxString> GetVariables() { return m_variablesVector; }
virtual void SetVariables(std::vector<wxString> variablesVector);
virtual MathExprParser GetParser() { return m_fparser; }
virtual void UpdatePoints();
void AddInNode();
void RemoveInNode();
virtual bool UpdateText();
virtual rapidxml::xml_node<>* SaveElement(rapidxml::xml_document<>& doc, rapidxml::xml_node<>* elementListNode);
virtual bool OpenElement(rapidxml::xml_node<>* elementNode);
virtual Element* GetCopy();
protected:
void CalculateBlockSize(double numInNodes);
MathExprParser m_fparser;
wxString m_mathExpression = "sqrt(x^2 + y^2)";
wxString m_variables = "time,step,x,y";
std::vector<wxString> m_variablesVector;
double* m_inputValues = nullptr;
std::vector<OpenGLText*> m_glTextInputVector;
OpenGLText m_symbol;
wxSize m_symbolSize;
int m_maxSringSize = 0;
double m_minimumSize = 36.0;
};
#endif // MATHEXPRESSION_H
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