f0691d7c9f
and memory efficiency when using Qt's container classes. --HG-- branch : develop
95 lines
3.8 KiB
C++
95 lines
3.8 KiB
C++
/************************************************************************
|
|
**
|
|
** @file vspline.h
|
|
** @author Roman Telezhynskyi <dismine(at)gmail.com>
|
|
** @date November 15, 2013
|
|
**
|
|
** @brief
|
|
** @copyright
|
|
** This source code is part of the Valentine 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/>.
|
|
**
|
|
*************************************************************************/
|
|
|
|
#ifndef VSPLINE_H
|
|
#define VSPLINE_H
|
|
|
|
#include "vabstractcurve.h"
|
|
#include "vpointf.h"
|
|
#include <QLineF>
|
|
#include <QPointF>
|
|
|
|
class QPainterPath;
|
|
class VSplineData;
|
|
|
|
#define M_2PI 6.28318530717958647692528676655900576
|
|
|
|
/**
|
|
* @brief VSpline class that implements the spline.
|
|
*/
|
|
class VSpline :public VAbstractCurve
|
|
{
|
|
public:
|
|
VSpline();
|
|
VSpline (const VSpline &spline );
|
|
VSpline (VPointF p1, VPointF p4, qreal angle1, qreal angle2, qreal kAsm1, qreal kAsm2, qreal kCurve,
|
|
quint32 idObject = 0, Draw mode = Draw::Calculation);
|
|
VSpline (VPointF p1, QPointF p2, QPointF p3, VPointF p4, qreal kCurve, quint32 idObject = 0,
|
|
Draw mode = Draw::Calculation);
|
|
virtual ~VSpline() Q_DECL_OVERRIDE;
|
|
VSpline &operator=(const VSpline &spl);
|
|
VPointF GetP1 () const;
|
|
QPointF GetP2 () const;
|
|
QPointF GetP3 () const;
|
|
VPointF GetP4 () const;
|
|
|
|
virtual qreal GetStartAngle () const Q_DECL_OVERRIDE;
|
|
virtual qreal GetEndAngle() const Q_DECL_OVERRIDE;
|
|
|
|
qreal GetLength () const;
|
|
qreal GetKasm1() const;
|
|
qreal GetKasm2() const;
|
|
qreal GetKcurve() const;
|
|
void SetKcurve(qreal factor);
|
|
qreal LengthT(qreal t) const;
|
|
QPointF CutSpline ( qreal length, QPointF &spl1p2, QPointF &spl1p3, QPointF &spl2p2, QPointF &spl2p3) const;
|
|
QPointF CutSpline ( qreal length, VSpline &spl1, VSpline &spl2) const;
|
|
QVector<QPointF> GetPoints () const;
|
|
// 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:
|
|
static QVector<QPointF> GetPoints (const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4 );
|
|
private:
|
|
QSharedDataPointer<VSplineData> d;
|
|
static qreal LengthBezier (const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4 );
|
|
static void PointBezier_r ( qreal x1, qreal y1, qreal x2, qreal y2, qreal x3, qreal y3, qreal x4, qreal y4,
|
|
qint16 level, QVector<qreal> &px, QVector<qreal> &py);
|
|
static qreal CalcSqDistance ( qreal x1, qreal y1, qreal x2, qreal y2);
|
|
void CreateName();
|
|
QVector<qreal> CalcT(qreal curveCoord1, qreal curveCoord2, qreal curveCoord3, qreal curveCoord4,
|
|
qreal pointCoord) const;
|
|
static qint32 Cubic(QVector<qreal> &x, qreal a, qreal b, qreal c);
|
|
static int Sign(long double ld);
|
|
};
|
|
|
|
Q_DECLARE_TYPEINFO(VSpline, Q_MOVABLE_TYPE);
|
|
|
|
#endif // VSPLINE_H
|