86 lines
3.3 KiB
C++
86 lines
3.3 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 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 "vabstractcurve.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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#define M_2PI 6.28318530717958647692528676655900576
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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 VAbstractCurve
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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, qreal kCurve, quint32 idObject = 0,
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Draw mode = Draw::Calculation);
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virtual ~VSpline();
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VSpline &operator=(const VSpline &spl);
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VPointF GetP1 () const;
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QPointF GetP2 () const;
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QPointF GetP3 () const;
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VPointF GetP4 () const;
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qreal GetAngle1 () const;
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qreal GetAngle2() const;
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qreal GetLength () const;
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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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void SetKcurve(qreal factor);
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qreal LengthT(qreal t) const;
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QPointF CutSpline ( qreal length, QPointF &spl1p2, QPointF &spl1p3, QPointF &spl2p2, QPointF &spl2p3) const;
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QPointF CutSpline ( qreal length, VSpline &spl1, VSpline &spl2) const;
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QVector<QPointF> GetPoints () const;
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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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protected:
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static QVector<QPointF> GetPoints (const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4 );
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private:
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QSharedDataPointer<VSplineData> d;
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static qreal LengthBezier (const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4 );
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static void PointBezier_r ( qreal x1, qreal y1, qreal x2, qreal y2, qreal x3, qreal y3, qreal x4, qreal y4,
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qint16 level, QVector<qreal> &px, QVector<qreal> &py);
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static qreal CalcSqDistance ( qreal x1, qreal y1, qreal x2, qreal y2);
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void CreateName();
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};
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#endif // VSPLINE_H
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