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0001 /************************************************************************************* 0002 * Copyright (C) 2007-2009 by Aleix Pol <aleixpol@kde.org> * 0003 * Copyright (C) 2010-2012 by Percy Camilo T. Aucahuasi <percy.camilo.ta@gmail.com> * 0004 * * 0005 * This program is free software; you can redistribute it and/or * 0006 * modify it under the terms of the GNU General Public License * 0007 * as published by the Free Software Foundation; either version 2 * 0008 * of the License, or (at your option) any later version. * 0009 * * 0010 * This program is distributed in the hope that it will be useful, * 0011 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 0013 * GNU General Public License for more details. * 0014 * * 0015 * You should have received a copy of the GNU General Public License * 0016 * along with this program; if not, write to the Free Software * 0017 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA * 0018 *************************************************************************************/ 0019 0020 #ifndef ANALITZAPLOT_ABSTRACTPLANECURVE_H 0021 #define ANALITZAPLOT_ABSTRACTPLANECURVE_H 0022 0023 #include "abstractfunctiongraph.h" 0024 #include <QLineF> 0025 0026 #define CONSTRUCTORS(name) \ 0027 name (const Analitza::Expression &functionExpression, const QSharedPointer<Analitza::Variables>& variables) :AbstractPlaneCurve(functionExpression, variables) { } 0028 0029 namespace Analitza { 0030 class Variables; 0031 0032 class AbstractPlaneCurve : public AbstractFunctionGraph 0033 { 0034 public: 0035 explicit AbstractPlaneCurve(const Analitza::Expression& e, const QSharedPointer<Analitza::Variables>& v = {}); 0036 ~AbstractPlaneCurve() override; 0037 0038 QVector<QPointF> points; 0039 QVector<int> jumps; 0040 0041 virtual void update(const QRectF& viewport) = 0; 0042 virtual QPair<QPointF, QString> image(const QPointF &mousepos) = 0; 0043 virtual QLineF tangent(const QPointF &mousepos) = 0; 0044 0045 protected: 0046 bool addPoint(const QPointF& p); 0047 }; 0048 0049 } 0050 0051 #endif // ANALITZAPLOT_ABSTRACTPLANECURVE_H