/usr/include/analitzaplot/planecurve.h is in libanalitza-dev 4:4.13.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2007-2011 by Aleix Pol <aleixpol@kde.org> *
* Copyright (C) 2010-2012 by Percy Camilo T. Aucahuasi <percy.camilo.ta@gmail.com> *
* *
* 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. *
* *
* 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, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA *
*************************************************************************************/
#ifndef ANALITZAPLOT_FUNCTION_H
#define ANALITZAPLOT_FUNCTION_H
#include "functiongraph.h"
#include <QMap>
#include <QPoint>
#include <QRectF>
#include <QLineF>
#include <QColor>
namespace Analitza
{
class Variables;
class Expression;
class AbstractPlaneCurve;
class AbstractSurface;
/**
* \class PlaneCurve
*
* \ingroup AnalitzaPlotModule
*
* \brief Represents a curve in 2D space.
*
* This class contains all necessary data that Plotter2D will use to draw the curve.
*/
class ANALITZAPLOT_EXPORT PlaneCurve : public FunctionGraph
{
public:
PlaneCurve(AbstractFunctionGraph* g);
virtual ~PlaneCurve();
QVector<int> jumps() const;
const QVector<QPointF> & points() const;
void update(const QRectF& viewport);
QPair<QPointF, QString> image(const QPointF &mousepos); // calculate the image of the curve based on the mouse postion
QLineF tangent(const QPointF &mousepos);// calculate the tangent to the curve based on the mouse
};
}
#endif // ANALITZAPLOT_FUNCTION_H
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