vcubicbezier.cpp

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 **  it under the terms of the GNU General Public License as published by
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 **  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.
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 ************************************************************************
 **
 **  @file   vcubicbezier.cpp
 **  @author Roman Telezhynskyi <dismine(at)gmail.com>
 **  @date   8 3, 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) 2016 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/>.
 **
 *************************************************************************/
 
#include "vcubicbezier.h"
 
#include <QLineF>
 
#include "vcubicbezier_p.h"
 
#ifdef Q_COMPILER_RVALUE_REFS
VCubicBezier &VCubicBezier::operator=(VCubicBezier &&curve) Q_DECL_NOTHROW
{ Swap(curve); return *this; }
#endif
 
void VCubicBezier::Swap(VCubicBezier &curve) Q_DECL_NOTHROW
{ VAbstractCubicBezier::Swap(curve); std::swap(d, curve.d); }
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier::VCubicBezier()
    : VAbstractCubicBezier(GOType::CubicBezier), d(new VCubicBezierData)
{
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier::VCubicBezier(const VCubicBezier &curve)
    : VAbstractCubicBezier(curve), d(curve.d)
{
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier::VCubicBezier(const VPointF &p1, const VPointF &p2, const VPointF &p3, const VPointF &p4, quint32 idObject,
                           Draw mode)
    : VAbstractCubicBezier(GOType::CubicBezier, idObject, mode), d(new VCubicBezierData(p1, p2, p3, p4))
{
    CreateName();
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier &VCubicBezier::operator=(const VCubicBezier &curve)
{
    if ( &curve == this )
    {
        return *this;
    }
    VAbstractCubicBezier::operator=(curve);
    d = curve.d;
    return *this;
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier VCubicBezier::Rotate(const QPointF &originPoint, qreal degrees, const QString &prefix) const
{
    const VPointF p1 = GetP1().Rotate(originPoint, degrees);
    const VPointF p2 = GetP2().Rotate(originPoint, degrees);
    const VPointF p3 = GetP3().Rotate(originPoint, degrees);
    const VPointF p4 = GetP4().Rotate(originPoint, degrees);
    VCubicBezier curve(p1, p2, p3, p4);
    curve.setName(name() + prefix);
    curve.setLineColor(getLineColor());
    curve.SetPenStyle(GetPenStyle());
    curve.setLineWeight(getLineWeight());
    return curve;
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier VCubicBezier::Flip(const QLineF &axis, const QString &prefix) const
{
    const VPointF p1 = GetP1().Flip(axis);
    const VPointF p2 = GetP2().Flip(axis);
    const VPointF p3 = GetP3().Flip(axis);
    const VPointF p4 = GetP4().Flip(axis);
    VCubicBezier curve(p1, p2, p3, p4);
    curve.setName(name() + prefix);
    curve.setLineColor(getLineColor());
    curve.SetPenStyle(GetPenStyle());
    curve.setLineWeight(getLineWeight());
    return curve;
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier VCubicBezier::Move(qreal length, qreal angle, const QString &prefix) const
{
    const VPointF p1 = GetP1().Move(length, angle);
    const VPointF p2 = GetP2().Move(length, angle);
    const VPointF p3 = GetP3().Move(length, angle);
    const VPointF p4 = GetP4().Move(length, angle);
    VCubicBezier curve(p1, p2, p3, p4);
    curve.setName(name() + prefix);
    curve.setLineColor(getLineColor());
    curve.SetPenStyle(GetPenStyle());
    curve.setLineWeight(getLineWeight());
    return curve;
}
 
//---------------------------------------------------------------------------------------------------------------------
VCubicBezier::~VCubicBezier()
{
}
 
//---------------------------------------------------------------------------------------------------------------------
VPointF VCubicBezier::GetP1() const
{
    return d->p1;
}
 
//---------------------------------------------------------------------------------------------------------------------
void VCubicBezier::SetP1(const VPointF &p)
{
    d->p1 = p;
}
 
//---------------------------------------------------------------------------------------------------------------------
VPointF VCubicBezier::GetP2() const
{
    return d->p2;
}
 
//---------------------------------------------------------------------------------------------------------------------
void VCubicBezier::SetP2(const VPointF &p)
{
    d->p2 = p;
}
 
//---------------------------------------------------------------------------------------------------------------------
VPointF VCubicBezier::GetP3() const
{
    return d->p3;
}
 
//---------------------------------------------------------------------------------------------------------------------
void VCubicBezier::SetP3(const VPointF &p)
{
    d->p3 = p;
}
 
//---------------------------------------------------------------------------------------------------------------------
VPointF VCubicBezier::GetP4() const
{
    return d->p4;
}
 
//---------------------------------------------------------------------------------------------------------------------
void VCubicBezier::SetP4(const VPointF &p)
{
    d->p4 = p;
}
 
//---------------------------------------------------------------------------------------------------------------------
qreal VCubicBezier::GetStartAngle() const
{
    return QLineF(static_cast<QPointF>(GetP1()), static_cast<QPointF>(GetP2())).angle();
}
 
//---------------------------------------------------------------------------------------------------------------------
qreal VCubicBezier::GetEndAngle() const
{
    return QLineF(static_cast<QPointF>(GetP4()), static_cast<QPointF>(GetP3())).angle();
}
 
//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief GetLength return length of cubic bezier curve.
 * @return length.
 */
qreal VCubicBezier::GetLength() const
{
    return LengthBezier (static_cast<QPointF>(GetP1()), static_cast<QPointF>(GetP2()),
                         static_cast<QPointF>(GetP3()), static_cast<QPointF>(GetP4()));
}
 
//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief GetPoints return list with cubic bezier curve points.
 * @return list of points.
 */
QVector<QPointF> VCubicBezier::getPoints() const
{
    return GetCubicBezierPoints(static_cast<QPointF>(GetP1()), static_cast<QPointF>(GetP2()),
                                static_cast<QPointF>(GetP3()), static_cast<QPointF>(GetP4()));
}
 
//---------------------------------------------------------------------------------------------------------------------
qreal VCubicBezier::GetC1Length() const
{
    return QLineF(static_cast<QPointF>(GetP1()), static_cast<QPointF>(GetP2())).length();
}
 
//---------------------------------------------------------------------------------------------------------------------
qreal VCubicBezier::GetC2Length() const
{
    return QLineF(static_cast<QPointF>(GetP4()), static_cast<QPointF>(GetP3())).length();
}
 
//---------------------------------------------------------------------------------------------------------------------
QPointF VCubicBezier::GetControlPoint1() const
{
    return static_cast<QPointF>(GetP2());
}
 
//---------------------------------------------------------------------------------------------------------------------
QPointF VCubicBezier::GetControlPoint2() const
{
    return static_cast<QPointF>(GetP3());
}