mirror of
https://gitlab.com/smart-pattern/valentina.git
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113 lines
4.1 KiB
C++
113 lines
4.1 KiB
C++
/************************************************************************
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**
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** @file vspline.h
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date November 15, 2013
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**
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** @brief
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** @copyright
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** This source code is part of the Valentine project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2013-2015 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** Valentina is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#ifndef VSPLINE_H
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#define VSPLINE_H
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#include "vabstractcubicbezier.h"
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#include "vpointf.h"
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#include <QLineF>
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#include <QPointF>
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class QPainterPath;
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class VSplineData;
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/**
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* @brief VSpline class that implements the spline.
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*/
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class VSpline :public VAbstractCubicBezier
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{
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public:
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VSpline();
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VSpline (const VSpline &spline );
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VSpline (VPointF p1, VPointF p4, qreal angle1, qreal angle2, qreal kAsm1, qreal kAsm2, qreal kCurve,
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quint32 idObject = 0, Draw mode = Draw::Calculation);
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VSpline (VPointF p1, QPointF p2, QPointF p3, VPointF p4, quint32 idObject = 0,
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Draw mode = Draw::Calculation);
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VSpline (VPointF p1, VPointF p4, qreal angle1, const QString &angle1Formula, qreal angle2,
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const QString &angle2Formula, qreal c1Length, const QString &c1LengthFormula, qreal c2Length,
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const QString &c2LengthFormula, quint32 idObject = 0, Draw mode = Draw::Calculation);
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virtual ~VSpline();
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VSpline &operator=(const VSpline &spl);
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virtual VPointF GetP1 () const Q_DECL_OVERRIDE;
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void SetP1 (const VPointF &p);
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QPointF GetP2 () const;
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QPointF GetP3 () const;
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virtual VPointF GetP4 () const Q_DECL_OVERRIDE;
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void SetP4 (const VPointF &p);
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virtual qreal GetStartAngle () const Q_DECL_OVERRIDE;
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virtual qreal GetEndAngle() const Q_DECL_OVERRIDE;
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QString GetStartAngleFormula () const;
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QString GetEndAngleFormula() const;
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void SetStartAngle(qreal angle, const QString &formula);
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void SetEndAngle(qreal angle, const QString &formula);
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qreal GetC1Length() const;
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qreal GetC2Length() const;
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QString GetC1LengthFormula() const;
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QString GetC2LengthFormula() const;
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void SetC1Length(qreal length, const QString &formula);
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void SetC2Length(qreal length, const QString &formula);
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virtual qreal GetLength () const Q_DECL_OVERRIDE;
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qreal GetKasm1() const;
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qreal GetKasm2() const;
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qreal GetKcurve() const;
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using VAbstractCubicBezier::CutSpline;
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QPointF CutSpline ( qreal length, VSpline &spl1, VSpline &spl2) const;
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virtual QVector<QPointF> GetPoints () const Q_DECL_OVERRIDE;
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// cppcheck-suppress unusedFunction
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static QVector<QPointF> SplinePoints(const QPointF &p1, const QPointF &p4, qreal angle1, qreal angle2, qreal kAsm1,
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qreal kAsm2, qreal kCurve);
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qreal ParamT(const QPointF &pBt) const;
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protected:
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virtual QPointF GetControlPoint1() const Q_DECL_OVERRIDE;
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virtual QPointF GetControlPoint2() const Q_DECL_OVERRIDE;
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private:
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QSharedDataPointer<VSplineData> d;
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QVector<qreal> CalcT(qreal curveCoord1, qreal curveCoord2, qreal curveCoord3, qreal curveCoord4,
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qreal pointCoord) const;
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static qint32 Cubic(QVector<qreal> &x, qreal a, qreal b, qreal c);
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static int Sign(long double ld);
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};
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Q_DECLARE_TYPEINFO(VSpline, Q_MOVABLE_TYPE);
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#endif // VSPLINE_H
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