valentina/src/libs/vtools/visualization/path/vistoolcutspline.cpp

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/************************************************************************
**
** @file vistoolcutspline.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 6 9, 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/>.
**
*************************************************************************/
#include "vistoolcutspline.h"
#include <QGraphicsEllipseItem>
#include <QGraphicsPathItem>
#include <QPainterPath>
#include <QPointF>
#include <QSharedPointer>
#include <Qt>
#include <new>
#include "../ifc/ifcdef.h"
#include "../vgeometry/vabstractcubicbezier.h"
#include "../vgeometry/vabstractcurve.h"
#include "../vgeometry/vpointf.h"
#include "../vgeometry/vspline.h"
#include "../vpatterndb/vcontainer.h"
#include "../visualization.h"
#include "vispath.h"
//---------------------------------------------------------------------------------------------------------------------
VisToolCutSpline::VisToolCutSpline(const VContainer *data, QGraphicsItem *parent)
:VisPath(data, parent), point(nullptr), spl1(nullptr), spl2(nullptr), length(0)
{
spl1 = InitItem<QGraphicsPathItem>(Qt::darkGreen, this);
spl1->setFlag(QGraphicsItem::ItemStacksBehindParent, false);
spl2 = InitItem<QGraphicsPathItem>(Qt::darkRed, this);
spl2->setFlag(QGraphicsItem::ItemStacksBehindParent, false);
point = InitPoint(mainColor, this);
point->setZValue(2);
point->setFlag(QGraphicsItem::ItemStacksBehindParent, false);
}
//---------------------------------------------------------------------------------------------------------------------
VisToolCutSpline::~VisToolCutSpline()
{}
//---------------------------------------------------------------------------------------------------------------------
void VisToolCutSpline::RefreshGeometry()
{
if (object1Id > NULL_ID)
{
const auto spl = Visualization::data->GeometricObject<VAbstractCubicBezier>(object1Id);
DrawPath(this, spl->GetPath(PathDirection::Show), supportColor, Qt::SolidLine, Qt::RoundCap);
if (not qFuzzyIsNull(length))
{
QPointF spl1p2;
QPointF spl1p3;
QPointF spl2p2;
QPointF spl2p3;
const QPointF p = spl->CutSpline (length, spl1p2, spl1p3, spl2p2, spl2p3 );
const VSpline sp1 = VSpline(spl->GetP1(), spl1p2, spl1p3, p);
const VSpline sp2 = VSpline(p, spl2p2, spl2p3, spl->GetP4());
DrawPoint(point, p, mainColor);
DrawPath(spl1, sp1.GetPath(PathDirection::Show), Qt::darkGreen, Qt::SolidLine, Qt::RoundCap);
DrawPath(spl2, sp2.GetPath(PathDirection::Show), Qt::darkRed, Qt::SolidLine, Qt::RoundCap);
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolCutSpline::setLength(const QString &expression)
{
length = FindLength(expression, Visualization::data->PlainVariables());
}