vellipticalarc.h

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/************************************************************************
 **
 **  @file   vellipticalarc.h
 **  @author Valentina Zhuravska <zhuravska19(at)gmail.com>
 **  @date   February 1, 2016
 **
 **  @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 Seamly2D project
 **  <https://github.com/fashionfreedom/seamly2d> All Rights Reserved.
 **
 **  Seamly2D 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.
 **
 **  Seamly2D 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 Seamly2D.  If not, see <http://www.gnu.org/licenses/>.
 **
 *************************************************************************/
 
#ifndef VELLIPTICALARC_H
#define VELLIPTICALARC_H
 
#include <qcompilerdetection.h>
#include <QCoreApplication>
#include <QPointF>
#include <QSharedDataPointer>
#include <QString>
#include <QTypeInfo>
#include <QVector>
#include <QtGlobal>
 
#include "vabstractarc.h"
#include "vgeometrydef.h"
#include "vpointf.h"
 
class VEllipticalArcData;
 
class VEllipticalArc : public VAbstractArc
{
    Q_DECLARE_TR_FUNCTIONS(VEllipticalArc)
 
public:
    VEllipticalArc();
    VEllipticalArc(const VPointF &center, qreal radius1, qreal radius2, const QString &formulaRadius1,
                   const QString &formulaRadius2, qreal f1, const QString &formulaF1, qreal f2,
                   const QString &formulaF2, qreal rotationAngle, const QString &formulaRotationAngle,
                   quint32 idObject = 0, Draw mode = Draw::Calculation);
 
    VEllipticalArc(const VPointF &center, qreal radius1, qreal radius2, qreal f1, qreal f2, qreal rotationAngle);
 
    VEllipticalArc(qreal length, const QString &formulaLength, const VPointF &center, qreal radius1, qreal radius2,
                   const QString &formulaRadius1, const QString &formulaRadius2, qreal f1, const QString &formulaF1,
                   qreal rotationAngle, const QString &formulaRotationAngle, quint32 idObject = 0,
                   Draw mode = Draw::Calculation);
 
    VEllipticalArc(qreal length, const VPointF &center, qreal radius1, qreal radius2, qreal f1, qreal rotationAngle);
 
    VEllipticalArc(const VEllipticalArc &arc);
 
    VEllipticalArc  Rotate(QPointF originPoint, qreal degrees, const QString &prefix = QString()) const;
    VEllipticalArc  Flip(const QLineF &axis, const QString &prefix = QString()) const;
    VEllipticalArc  Move(qreal length, qreal angle, const QString &prefix = QString()) const;
 
    virtual        ~VEllipticalArc() Q_DECL_OVERRIDE;
 
    VEllipticalArc &operator= (const VEllipticalArc &arc);
 
#ifdef Q_COMPILER_RVALUE_REFS
    VEllipticalArc &operator=(VEllipticalArc &&arc) Q_DECL_NOTHROW;
#endif
 
    void            Swap(VEllipticalArc &arc) Q_DECL_NOTHROW;
 
    QString         GetFormulaRotationAngle () const;
    void            SetFormulaRotationAngle (const QString &formula, qreal value);
    qreal           GetRotationAngle() const;
 
    QString         GetFormulaRadius1 () const;
    void            SetFormulaRadius1 (const QString &formula, qreal value);
    qreal           GetRadius1 () const;
 
    QString         GetFormulaRadius2 () const;
    void            SetFormulaRadius2 (const QString &formula, qreal value);
    qreal           GetRadius2 () const;
 
    virtual qreal   GetLength () const Q_DECL_OVERRIDE;
 
    QPointF         GetP1() const;
    QPointF         GetP2() const;
 
    QTransform      getTransform() const;
    void            setTransform(const QTransform &matrix, bool combine = false);
 
    virtual VPointF GetCenter () const Q_DECL_OVERRIDE;
    virtual QVector<QPointF> getPoints() const Q_DECL_OVERRIDE;
    virtual qreal   GetStartAngle () const Q_DECL_OVERRIDE;
    virtual qreal   GetEndAngle () const Q_DECL_OVERRIDE;
 
    QPointF         CutArc (const qreal &length, VEllipticalArc &arc1, VEllipticalArc &arc2) const;
    QPointF         CutArc (const qreal &length) const;
 
    static qreal    normalizeAngle(qreal angle);
 
protected:
    virtual void    CreateName() Q_DECL_OVERRIDE;
    virtual void    FindF2(qreal length) Q_DECL_OVERRIDE;
 
private:
    QSharedDataPointer<VEllipticalArcData> d;
    qreal           MaxLength() const;
    QPointF         getPoint (qreal angle) const;
    qreal           getRealEndAngle() const;
};
 
Q_DECLARE_METATYPE(VEllipticalArc)
Q_DECLARE_TYPEINFO(VEllipticalArc, Q_MOVABLE_TYPE);
 
//---------------------------------------------------------------------------------------------------------------------
inline qreal VEllipticalArc::normalizeAngle(qreal angle)
{
    return angle - 360.*qFloor(angle/360.);
}
#endif // VELLIPTICALARC_H