valentina_old/geometry/varc.cpp
dismine 2cbe79c803 Change in license.
--HG--
branch : develop
2013-11-15 14:50:05 +02:00

215 lines
5.9 KiB
C++

/************************************************************************
**
** @file varc.cpp
** @author Roman Telezhinsky <dismine@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 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/>.
**
*************************************************************************/
#include "varc.h"
#include "../exception/vexception.h"
class QRectF;
VArc::VArc ()
: f1(0), formulaF1(QString()), f2(0), formulaF2(QString()), radius(0), formulaRadius(QString()),
center(0), points(QHash<qint64, VPointF>()), mode(Draw::Calculation), idObject(0), _name(QString()){}
VArc::VArc (const QHash<qint64, VPointF> *points, qint64 center, qreal radius, QString formulaRadius,
qreal f1, QString formulaF1, qreal f2, QString formulaF2, Draw::Draws mode, qint64 idObject)
: f1(f1), formulaF1(formulaF1), f2(f2), formulaF2(formulaF2), radius(radius), formulaRadius(formulaRadius),
center(center), points(*points), mode(mode), idObject(idObject), _name(QString())
{
_name = QString ("Arc_%1_%2").arg(this->GetCenterVPoint().name()).arg(radius);
}
VArc::VArc(const VArc &arc)
: f1(arc.GetF1()), formulaF1(arc.GetFormulaF1()), f2(arc.GetF2()),
formulaF2(arc.GetFormulaF2()), radius(arc.GetRadius()), formulaRadius(arc.GetFormulaRadius()),
center(arc.GetCenter()), points(arc.GetDataPoints()), mode(arc.getMode()),
idObject(arc.getIdObject()), _name(arc.name()){}
VArc &VArc::operator =(const VArc &arc)
{
this->points = arc.GetDataPoints();
this->f1 = arc.GetF1();
this->formulaF1 = arc.GetFormulaF1();
this->f2 = arc.GetF2();
this->formulaF2 = arc.GetFormulaF2();
this->radius = arc.GetRadius();
this->formulaRadius = arc.GetFormulaRadius();
this->center = arc.GetCenter();
this->mode = arc.getMode();
this->idObject = arc.getIdObject();
this->_name = arc.name();
return *this;
}
QPointF VArc::GetCenterPoint() const
{
return GetCenterVPoint().toQPointF();
}
VPointF VArc::GetCenterVPoint() const
{
if (points.contains(center))
{
return points.value(center);
}
else
{
QString error = QString(tr("Can't find id = %1 in table.")).arg(center);
throw VException(error);
}
return VPointF();
}
QPointF VArc::GetP1() const
{
QPointF p1 ( GetCenterPoint().x () + radius, GetCenterPoint().y () );
QLineF centerP1(GetCenterPoint(), p1);
centerP1.setAngle(f1);
return centerP1.p2();
}
QPointF VArc::GetP2 () const
{
QPointF p2 ( GetCenterPoint().x () + radius, GetCenterPoint().y () );
QLineF centerP2(GetCenterPoint(), p2);
centerP2.setAngle(f2);
return centerP2.p2();
}
const QHash<qint64, VPointF> VArc::GetDataPoints() const
{
return points;
}
QPainterPath VArc::GetPath() const
{
QPainterPath Path;
QPointF center = GetCenterPoint();
QRectF rect(center.x()-radius, center.y()-radius, radius*2, radius*2);
Path.moveTo(GetP1());
qreal angle = QLineF(center, GetP1()).angleTo(QLineF(center, GetP2()));
Path.arcTo(rect, GetF1(), angle);
return Path;
}
qreal VArc::AngleArc() const
{
QLineF l1(0, 0, 100, 100);
l1.setAngle(f1);
QLineF l2(0, 0, 100, 100);
l2.setAngle(f2);
return l1.angleTo(l2);
}
qint32 VArc::NumberSplOfArc() const
{
qint32 angArc = static_cast<qint32> (AngleArc ());
switch ( angArc )
{
case 0:
{
QString error = QString(tr("Angle of arc can't be 0 degree."));
throw VException(error);
}
case 90:
return 1;
case 180:
return 2;
case 270:
return 3;
case 360:
return 4;
default:
return static_cast<qint32> (AngleArc ( ) / 90 + 1);
}
}
QVector<QPointF> VArc::GetPoints() const
{
QVector<QPointF> points;
qint32 numberSpl = NumberSplOfArc();
for (qint32 i = 1; i <= numberSpl; ++i)
{
points<<SplOfArc ( i );
}
return points;
}
QVector<QPointF> VArc::SplOfArc(qint32 number) const
{
qint32 n = NumberSplOfArc ();
if ( number > n )
{
QString error = QString(tr("Arc have not this number of part."));
throw VException(error);
}
qreal f1 = GetF1 ();
qreal f2 = GetF2 ();
qint32 i;
for ( i = 0; i < n; ++i )
{
if ( i == n - 1 )
{
f2 = GetF2 ();
}
else
{
if ( f1 + 90 > 360 )
{
f2 = f1 + 90 - 360;
}
else
{
f2 = f1 + 90;
}
}
qreal anglF1, anglF2;
if ( f1 + 90 > 360 )
{
anglF1 = f1 + 90 - 360;
}
else
{
anglF1 = f1 + 90;
}
if ( f2 - 90 < 0 )
{
anglF2 = 360 + f2 - 90;
}
else
{
anglF2 = f2 - 90;
}
if ( i + 1 == number )
{
f1 = f2;
return VSpline::SplinePoints(GetP1 (), GetP2 (), anglF1, anglF2, 1., 1., 1.);
}
}
return QVector<QPointF>();
}