valentina/src/libs/vgeometry/vspline_p.h
2016-08-16 19:57:32 +03:00

213 lines
6.7 KiB
C++

/************************************************************************
**
** @file vspline_p.h
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 20 8, 2014
**
** @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_P_H
#define VSPLINE_P_H
#include <QSharedData>
#include <QLineF>
#include "vpointf.h"
#include "../vmisc/vabstractapplication.h"
#include "../vmisc/vmath.h"
QT_WARNING_PUSH
QT_WARNING_DISABLE_GCC("-Weffc++")
class VSplineData : public QSharedData
{
public:
VSplineData();
VSplineData(const VSplineData &spline);
VSplineData(VPointF p1, VPointF p4, qreal angle1, qreal angle2, qreal kAsm1, qreal kAsm2, qreal kCurve);
VSplineData(VPointF p1, QPointF p2, QPointF p3, VPointF p4);
VSplineData(VPointF p1, VPointF p4, qreal angle1, const QString &angle1F, qreal angle2, const QString &angle2F,
qreal c1Length, const QString &c1LengthF, qreal c2Length, const QString &c2LengthF);
virtual ~VSplineData();
static qreal GetL(const QPointF &p1, const QPointF &p4, qreal kCurve);
/** @brief p1 first spline point. */
VPointF p1;
/** @brief p4 fourth spline point. */
VPointF p4;
/** @brief angle1 first angle control line. */
qreal angle1;
/** @brief angle1F the first control point angle formula*/
QString angle1F;
/** @brief angle2 second angle control line. */
qreal angle2;
/** @brief angle2F the second control point angle formula*/
QString angle2F;
/** @brief c1Length the length from the first spline point to the first control point. */
qreal c1Length;
/** @brief c1LengthF the formula from the first spline point to the first control point. */
QString c1LengthF;
/** @brief c2Length the length from the fourth spline point to the second control point. */
qreal c2Length;
/** @brief c2LengthF the formula length from the fourth spline point to the second control point. */
QString c2LengthF;
/** @brief kCurve coefficient of curvature spline. */
qreal kCurve;
private:
VSplineData &operator=(const VSplineData &) Q_DECL_EQ_DELETE;
};
//---------------------------------------------------------------------------------------------------------------------
VSplineData::VSplineData()
: p1(),
p4(),
angle1(0),
angle1F("0"),
angle2(0),
angle2F("0"),
c1Length(0),
c1LengthF("0"),
c2Length(0),
c2LengthF("0"),
kCurve(1)
{}
//---------------------------------------------------------------------------------------------------------------------
VSplineData::VSplineData(const VSplineData &spline)
: QSharedData(spline),
p1(spline.p1),
p4(spline.p4),
angle1(spline.angle1),
angle1F(spline.angle1F),
angle2(spline.angle2),
angle2F(spline.angle2F),
c1Length(spline.c1Length),
c1LengthF(spline.c1LengthF),
c2Length(spline.c2Length),
c2LengthF(spline.c2LengthF),
kCurve(spline.kCurve)
{}
//---------------------------------------------------------------------------------------------------------------------
VSplineData::VSplineData(VPointF p1, VPointF p4, qreal angle1, qreal angle2, qreal kAsm1, qreal kAsm2, qreal kCurve)
: p1(p1),
p4(p4),
angle1(angle1),
angle1F(QString().number(angle1)),
angle2(angle2),
angle2F(QString().number(angle2)),
c1Length(0),
c1LengthF("0"),
c2Length(0),
c2LengthF("0"),
kCurve(kCurve)
{
const qreal L = GetL(p1, p4, kCurve);
QLineF p1p2(p1.x(), p1.y(), p1.x() + L * kAsm1, p1.y());
p1p2.setAngle(angle1);
c1Length = p1p2.length();
c1LengthF = QString().number(qApp->fromPixel(c1Length));
QLineF p4p3(p4.x(), p4.y(), p4.x() + L * kAsm2, p4.y());
p4p3.setAngle(angle2);
c2Length = p4p3.length();
c2LengthF = QString().number(qApp->fromPixel(c2Length));
}
//---------------------------------------------------------------------------------------------------------------------
VSplineData::VSplineData(VPointF p1, QPointF p2, QPointF p3, VPointF p4)
: p1(p1),
p4(p4),
angle1(0),
angle1F("0"),
angle2(0),
angle2F("0"),
c1Length(0),
c1LengthF("0"),
c2Length(0),
c2LengthF("0"),
kCurve(1)
{
QLineF p1p2(p1, p2);
angle1 = p1p2.angle();
angle1F = QString().number(angle1);
c1Length = p1p2.length();
c1LengthF = QString().number(qApp->fromPixel(c1Length));
QLineF p4p3(p4, p3);
angle2 = p4p3.angle();
angle2F = QString().number(angle2);
c2Length = p4p3.length();
c2LengthF = QString().number(qApp->fromPixel(c2Length));
}
//---------------------------------------------------------------------------------------------------------------------
VSplineData::VSplineData(VPointF p1, VPointF p4, qreal angle1, const QString &angle1F, qreal angle2,
const QString &angle2F, qreal c1Length, const QString &c1LengthF,
qreal c2Length, const QString &c2LengthF)
: p1(p1),
p4(p4),
angle1(angle1),
angle1F(angle1F),
angle2(angle2),
angle2F(angle2F),
c1Length(c1Length),
c1LengthF(c1LengthF),
c2Length(c2Length),
c2LengthF(c2LengthF),
kCurve(1)
{}
//---------------------------------------------------------------------------------------------------------------------
VSplineData::~VSplineData()
{}
//---------------------------------------------------------------------------------------------------------------------
qreal VSplineData::GetL(const QPointF &p1, const QPointF &p4, qreal kCurve)
{
static const qreal angle = 90;
const qreal radius = QLineF(p1, p4).length()/M_SQRT2;
return kCurve * radius * 4 / 3 * qTan( angle * M_PI_4 / 180.0 );
}
QT_WARNING_POP
#endif // VSPLINE_P_H