valentina/src/libs/vgeometry/vspline.h

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/************************************************************************
**
** @file vspline.h
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date November 15, 2013
**
** @brief
** @copyright
** This source code is part of the Valentina project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2013-2015 Valentina project
** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
**
** Valentina 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 3 of the License, or
** (at your option) any later version.
**
** Valentina 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 Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
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#ifndef VSPLINE_H
#define VSPLINE_H
#include <qcompilerdetection.h>
#include <QLineF>
#include <QMetaType>
#include <QPointF>
#include <QSharedDataPointer>
#include <QString>
#include <QTypeInfo>
#include <QVector>
#include <QtGlobal>
#include "vabstractcubicbezier.h"
#include "vgeometrydef.h"
#include "vpointf.h"
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class VSplineData;
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/**
* @brief VSpline class that implements the spline.
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*/
class VSpline :public VAbstractCubicBezier
{
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public:
VSpline();
VSpline (const VSpline &spline );
VSpline (const VPointF &p1, const VPointF &p4, qreal angle1, qreal angle2, qreal kAsm1, qreal kAsm2, qreal kCurve,
quint32 idObject = 0, Draw mode = Draw::Calculation);
VSpline (const VPointF &p1, const QPointF &p2, const QPointF &p3, const VPointF &p4, quint32 idObject = 0,
Draw mode = Draw::Calculation);
VSpline (const VPointF &p1, const VPointF &p4, qreal angle1, const QString &angle1Formula, qreal angle2,
const QString &angle2Formula, qreal c1Length, const QString &c1LengthFormula, qreal c2Length,
const QString &c2LengthFormula, quint32 idObject = 0, Draw mode = Draw::Calculation);
VSpline Rotate(const QPointF &originPoint, qreal degrees, const QString &prefix = QString()) const;
VSpline Flip(const QLineF &axis, const QString &prefix = QString()) const;
VSpline Move(qreal length, qreal angle, const QString &prefix = QString()) const;
virtual ~VSpline();
VSpline &operator=(const VSpline &spline);
#ifdef Q_COMPILER_RVALUE_REFS
VSpline &operator=(VSpline &&spline) Q_DECL_NOTHROW { Swap(spline); return *this; }
#endif
void Swap(VSpline &spline) Q_DECL_NOTHROW
{ VAbstractCubicBezier::Swap(spline); std::swap(d, spline.d); }
virtual VPointF GetP1 () const Q_DECL_OVERRIDE;
void SetP1 (const VPointF &p);
virtual VPointF GetP2 () const Q_DECL_OVERRIDE;
virtual VPointF GetP3 () const Q_DECL_OVERRIDE;
virtual VPointF GetP4 () const Q_DECL_OVERRIDE;
void SetP4 (const VPointF &p);
virtual qreal GetStartAngle () const Q_DECL_OVERRIDE;
virtual qreal GetEndAngle() const Q_DECL_OVERRIDE;
QString GetStartAngleFormula () const;
QString GetEndAngleFormula() const;
void SetStartAngle(qreal angle, const QString &formula);
void SetEndAngle(qreal angle, const QString &formula);
virtual qreal GetC1Length() const Q_DECL_OVERRIDE;
virtual qreal GetC2Length() const Q_DECL_OVERRIDE;
QString GetC1LengthFormula() const;
QString GetC2LengthFormula() const;
void SetC1Length(qreal length, const QString &formula);
void SetC2Length(qreal length, const QString &formula);
virtual qreal GetLength () const Q_DECL_OVERRIDE;
qreal GetKasm1() const;
qreal GetKasm2() const;
qreal GetKcurve() const;
using VAbstractCubicBezier::CutSpline;
QPointF CutSpline ( qreal length, VSpline &spl1, VSpline &spl2) const;
virtual QVector<QPointF> GetPoints () const Q_DECL_OVERRIDE;
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// cppcheck-suppress unusedFunction
static QVector<QPointF> SplinePoints(const QPointF &p1, const QPointF &p4, qreal angle1, qreal angle2, qreal kAsm1,
qreal kAsm2, qreal kCurve);
qreal ParamT(const QPointF &pBt) const;
protected:
virtual QPointF GetControlPoint1() const Q_DECL_OVERRIDE;
virtual QPointF GetControlPoint2() const Q_DECL_OVERRIDE;
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private:
QSharedDataPointer<VSplineData> d;
QVector<qreal> CalcT(qreal curveCoord1, qreal curveCoord2, qreal curveCoord3, qreal curveCoord4,
qreal pointCoord) const;
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static qint32 Cubic(QVector<qreal> &x, qreal a, qreal b, qreal c);
static int Sign(long double ld);
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};
Q_DECLARE_METATYPE(VSpline)
Q_DECLARE_TYPEINFO(VSpline, Q_MOVABLE_TYPE);
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#endif // VSPLINE_H