334 lines
10 KiB
C++
334 lines
10 KiB
C++
/************************************************************************
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**
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** @file varc.cpp
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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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#include "varc.h"
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#include "varc_p.h"
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#include <QDebug>
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#include <QLineF>
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#include <QPainterPath>
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#include <QPointF>
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#include "../container/vformula.h"
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VArc default constructor.
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*/
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VArc::VArc ()
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:VAbstractCurve(GOType::Arc), d (new VArcData)
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{}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VArc constructor.
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* @param center center point.
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* @param radius arc radius.
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* @param f1 start angle (degree).
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* @param f2 end angle (degree).
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*/
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VArc::VArc (VPointF center, qreal radius, QString formulaRadius, qreal f1, QString formulaF1, qreal f2,
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QString formulaF2, quint32 idObject, Draw mode)
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: VAbstractCurve(GOType::Arc, idObject, mode),
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d (new VArcData(center, radius, formulaRadius, f1, formulaF1, f2, formulaF2))
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{
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setName(QString (arc_+"%1").arg(this->GetCenter().name()));
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}
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//---------------------------------------------------------------------------------------------------------------------
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VArc::VArc(VPointF center, qreal radius, qreal f1, qreal f2)
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: VAbstractCurve(GOType::Arc, NULL_ID, Draw::Calculation), d (new VArcData(center, radius, f1, f2))
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{
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setName(QString (arc_+"%1").arg(this->GetCenter().name()));
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d->formulaF1 = QString("%1").arg(f1);
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d->formulaF2 = QString("%1").arg(f2);
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d->formulaRadius = QString("%1").arg(radius);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VArc copy constructor
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* @param arc arc
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*/
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VArc::VArc(const VArc &arc)
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: VAbstractCurve(arc), d (arc.d)
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{}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief operator = assignment operator
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* @param arc arc
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* @return arc
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*/
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VArc &VArc::operator =(const VArc &arc)
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{
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if ( &arc == this )
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{
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return *this;
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}
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VAbstractCurve::operator=(arc);
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d = arc.d;
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return *this;
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}
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//---------------------------------------------------------------------------------------------------------------------
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VArc::~VArc()
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{}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetLength return arc length.
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* @return length.
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*/
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qreal VArc::GetLength() const
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{
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return (M_PI * d->radius)/180 * AngleArc();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetP1 return point associated with start angle.
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* @return point.
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*/
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QPointF VArc::GetP1() const
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{
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QPointF p1 ( GetCenter().x () + d->radius, GetCenter().y () );
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QLineF centerP1(GetCenter().toQPointF(), p1);
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centerP1.setAngle(d->f1);
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return centerP1.p2();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetP2 return point associated with end angle.
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* @return точку point.
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*/
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QPointF VArc::GetP2 () const
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{
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QPointF p2 ( GetCenter().x () + d->radius, GetCenter().y () );
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QLineF centerP2(GetCenter().toQPointF(), p2);
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centerP2.setAngle(d->f2);
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return centerP2.p2();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief AngleArc calculate arc angle.
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* @return angle in degree.
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*/
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qreal VArc::AngleArc() const
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{
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QLineF l1(0, 0, 100, 100);
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l1.setAngle(d->f1);
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QLineF l2(0, 0, 100, 100);
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l2.setAngle(d->f2);
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return l1.angleTo(l2);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetPoints return list of points needed for drawing arc.
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* @return list of points
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*/
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QVector<QPointF> VArc::GetPoints() const
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{
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QVector<QPointF> points;
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qreal i = 0;
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qreal angle = AngleArc();
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qint32 k = static_cast<qint32>(angle);
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qreal s = angle/(k/4);
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do
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{
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QLineF line(d->center.toQPointF(), GetP1());
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line.setAngle(line.angle()+i);
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points.append(line.p2());
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i = i + s;
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if (i > angle)
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{
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QLineF line(d->center.toQPointF(), GetP1());
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line.setAngle(line.angle()+angle);
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points.append(line.p2());
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}
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} while (i <= angle);
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return points;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief CutArc cut arc into two arcs.
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* @param length length first arc.
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* @param arc1 first arc.
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* @param arc2 second arc.
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* @return point cutting
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*/
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QPointF VArc::CutArc(const qreal &length, VArc &arc1, VArc &arc2) const
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{
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//Always need return two arcs, so we must correct wrong length.
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qreal len = 0;
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if (length < this->GetLength()*0.02)
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{
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len = this->GetLength()*0.02;
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}
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else if ( length > this->GetLength()*0.98)
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{
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len = this->GetLength()*0.98;
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}
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else
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{
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len = length;
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}
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qreal n = (len*180)/(M_PI*d->radius);
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QLineF line(GetCenter().toQPointF(), GetP1());
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line.setAngle(line.angle()+n);
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arc1 = VArc (d->center, d->radius, d->formulaRadius, d->f1, d->formulaF1, line.angle(),
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QString().setNum(line.angle()), getIdObject(), getMode());
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arc2 = VArc (d->center, d->radius, d->formulaRadius, line.angle(), QString().setNum(line.angle()), d->f2,
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d->formulaF2, getIdObject(), getMode());
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return line.p2();
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}
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//---------------------------------------------------------------------------------------------------------------------
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QPointF VArc::CutArc(const qreal &length) const
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{
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VArc arc1;
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VArc arc2;
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return this->CutArc(length, arc1, arc2);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief setId keep id arc in data.
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* @param id id arc in data.
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*/
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void VArc::setId(const quint32 &id)
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{
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VAbstractCurve::setId(id);
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setName(QString (arc_+"%1_%2").arg(d->center.name()).arg(id));
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetF1 return start angle.
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* @return angle in degree.
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*/
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QString VArc::GetFormulaF1() const
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{
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return d->formulaF1;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VArc::SetFormulaF1(const VFormula &value)
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{
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d->formulaF1 = value.getFormula(FormulaType::FromUser);
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d->f1 = value.getDoubleValue();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetF1 return formula for start angle.
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* @return string with formula.
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*/
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qreal VArc::GetF1() const
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{
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return d->f1;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetF2 return end angle.
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* @return angle in degree.
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*/
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QString VArc::GetFormulaF2() const
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{
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return d->formulaF2;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VArc::SetFormulaF2(const VFormula &value)
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{
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d->formulaF2 = value.getFormula(FormulaType::FromUser);
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d->f2 = value.getDoubleValue();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetF2 return formula for end angle.
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* @return string with formula.
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*/
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qreal VArc::GetF2() const
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{
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return d->f2;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetRadius return arc radius.
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* @return radius.
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*/
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QString VArc::GetFormulaRadius() const
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{
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return d->formulaRadius;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VArc::SetFormulaRadius(const VFormula &value)
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{
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d->formulaRadius = value.getFormula(FormulaType::FromUser);
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d->radius = value.getDoubleValue();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetRadius return formula for radius.
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* @return string with formula.
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*/
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qreal VArc::GetRadius() const
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{
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return d->radius;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetCenter return center point.
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* @return center point.
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*/
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VPointF VArc::GetCenter() const
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{
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return d->center;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VArc::SetCenter(const VPointF &value)
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{
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d->center = value;
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}
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