valentina/src/libs/vpatterndb/vpiece.cpp

/************************************************************************
 **
 **  @file
 **  @author Roman Telezhynskyi <dismine(at)gmail.com>
 **  @date   3 11, 2016
 **
 **  @brief
 **  @copyright
 **  This source code is part of the Valentina project, a pattern making
 **  program, whose allow create and modeling patterns of clothing.
 **  Copyright (C) 2016 Valentina project
 **  <https://gitlab.com/smart-pattern/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 "vpiece.h"
#include "../ifc/exception/vexceptioninvalidnotch.h"
#include "../ifc/exception/vexceptionobjecterror.h"
#include "../ifc/xml/vabstractpattern.h"
#include "../vgeometry/vabstractcurve.h"
#include "../vgeometry/vlayoutplacelabel.h"
#include "../vgeometry/vplacelabelitem.h"
#include "../vgeometry/vpointf.h"
#include "../vmisc/compatibility.h"
#include "../vmisc/testpath.h"
#include "../vmisc/vabstractvalapplication.h"
#include "../vpatterndb/variables/vpiecearea.h"
#include "../vpatterndb/vpiecenode.h"
#include "vcontainer.h"
#include "vgeometrydef.h"
#include "vpassmark.h"
#include "vpiece_p.h"

#include <QDebug>
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QPainterPath>
#include <QSharedPointer>
#include <QTemporaryFile>

using namespace Qt::Literals::StringLiterals;

namespace
{
auto PieceMissingNodes(const QVector<quint32> &d1Nodes, const QVector<quint32> &d2Nodes) -> QVector<quint32>
{
    if (d1Nodes.size() == d2Nodes.size()) //-V807
    {
        return QVector<quint32>();
    }

    QSet<quint32> set1;
    for (qint32 i = 0; i < d1Nodes.size(); ++i)
    {
        set1.insert(d1Nodes.at(i));
    }

    QSet<quint32> set2;
    for (qint32 j = 0; j < d2Nodes.size(); ++j)
    {
        set2.insert(d2Nodes.at(j));
    }

    const QList<quint32> set3 = set1.subtract(set2).values();
    QVector<quint32> r;
    r.reserve(set3.size());
    for (qint32 i = 0; i < set3.size(); ++i)
    {
        r.append(set3.at(i));
    }

    return r;
}

//---------------------------------------------------------------------------------------------------------------------
auto IsPassmarksPossible(const QVector<VPieceNode> &path) -> bool
{
    int countPointNodes = 0;
    int countOthers = 0;

    for (const auto &node : path)
    {
        if (node.IsExcluded())
        {
            continue; // skip node
        }

        node.GetTypeTool() == Tool::NodePoint ? ++countPointNodes : ++countOthers;
    }

    return countPointNodes >= 3 || (countPointNodes >= 1 && countOthers >= 1);
}

//---------------------------------------------------------------------------------------------------------------------
auto RotatePath(const QVector<VPieceNode> &path, vsizetype index) -> QVector<VPieceNode>
{
    if (index < 0 || index >= path.size())
    {
        return path;
    }

    return path.mid(index) + path.mid(0, index);
}
} // anonymous namespace

//---------------------------------------------------------------------------------------------------------------------
VPiece::VPiece()
  : VAbstractPiece(),
    d(new VPieceData(PiecePathType::PiecePath))
{
}

//---------------------------------------------------------------------------------------------------------------------
COPY_CONSTRUCTOR_IMPL_2(VPiece, VAbstractPiece)

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::operator=(const VPiece &piece) -> VPiece &
{
    if (&piece == this)
    {
        return *this;
    }
    VAbstractPiece::operator=(piece);
    d = piece.d;
    return *this;
}

#ifdef Q_COMPILER_RVALUE_REFS
//---------------------------------------------------------------------------------------------------------------------
VPiece::VPiece(VPiece &&piece) noexcept
  : VAbstractPiece(std::move(piece)),
    d(std::move(piece.d))
{
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::operator=(VPiece &&piece) noexcept -> VPiece &
{
    VAbstractPiece::operator=(piece);
    std::swap(d, piece.d);
    return *this;
}
#endif

//---------------------------------------------------------------------------------------------------------------------
VPiece::~VPiece() = default;

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPath() const -> VPiecePath
{
    return d->m_path;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPath() -> VPiecePath &
{
    return d->m_path;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetPath(const VPiecePath &path)
{
    d->m_path = path;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MainPathPoints(const VContainer *data) const -> QVector<VLayoutPoint>
{
    //    DumpPiece(*this, data, QStringLiteral("input.json.XXXXXX"));  // Uncomment for dumping test data

    VPiecePath mainPath = GetPath();
    mainPath.SetName(QCoreApplication::translate("VPiece", "Main path of piece %1").arg(GetName()));

    QVector<VLayoutPoint> points = mainPath.PathPoints(data);
    points = CheckLoops(CorrectEquidistantPoints(points)); // A path can contains loops

    //    DumpVector(points, QStringLiteral("output.json.XXXXXX")); // Uncomment for dumping test data
    return points;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::FullMainPathPoints(const VContainer *data) const -> QVector<VLayoutPoint>
{
    //    DumpPiece(*this, data, QStringLiteral("input.json.XXXXXX"));  // Uncomment for dumping test data

    VPiecePath mainPath = GetPath();
    mainPath.SetName(QCoreApplication::translate("VPiece", "Main path of piece %1").arg(GetName()));

    QVector<VLayoutPoint> points = mainPath.PathPoints(data);

    QLineF const mirrorLine = SeamMirrorLine(data);
    if (!mirrorLine.isNull() && IsShowFullPiece())
    {
        points = VAbstractPiece::FullPath(points, mirrorLine);
    }

    points = CheckLoops(CorrectEquidistantPoints(points)); // A path can contains loops

    //    DumpVector(points, QStringLiteral("output.json.XXXXXX")); // Uncomment for dumping test data
    return points;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::UniteMainPathPoints(const VContainer *data) const -> QVector<VLayoutPoint>
{
    QVector<VLayoutPoint> points = VPiecePath::NodesToPoints(data, GetUnitedPath(data), GetName());
    points = CheckLoops(CorrectEquidistantPoints(points)); // A path can contains loops
    return points;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MainPathNodePoints(const VContainer *data, bool showExcluded) const -> QVector<VPointF>
{
    return GetPath().PathNodePoints(data, showExcluded);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::SeamAllowancePoints(const VContainer *data) const -> QVector<VLayoutPoint>
{
    return SeamAllowancePointsWithRotation(data, -1);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::FullSeamAllowancePoints(const VContainer *data) const -> QVector<VLayoutPoint>
{
    QVector<VLayoutPoint> points = SeamAllowancePointsWithRotation(data, -1);

    QLineF const mirrorLine = SeamAllowanceMirrorLine(data);
    if (!mirrorLine.isNull() && IsShowFullPiece())
    {
        points = VAbstractPiece::FullPath(points, mirrorLine);
        points = CheckLoops(CorrectEquidistantPoints(points)); // A path can contains loops
    }

    return points;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::CuttingPathPoints(const VContainer *data) const -> QVector<QPointF>
{
    QVector<QPointF> points;
    if (IsSeamAllowance() && not IsSeamAllowanceBuiltIn())
    {
        CastTo(SeamAllowancePoints(data), points);
        return points;
    }

    CastTo(MainPathPoints(data), points);
    return points;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::PassmarksLines(const VContainer *data) const -> QVector<QLineF>
{
    QVector<VPassmark> passmarks = Passmarks(data);
    QVector<QLineF> lines;
    for (auto &passmark : passmarks)
    {
        if (not passmark.IsNull())
        {
            lines += passmark.FullPassmark(*this, data);
        }
    }

    return lines;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::Passmarks(const VContainer *data) const -> QVector<VPassmark>
{
    const QVector<VPieceNode> unitedPath = GetUnitedPath(data);
    if (not IsSeamAllowance() || not IsPassmarksPossible(unitedPath))
    {
        return {};
    }

    QVector<VPassmark> passmarks;

    for (int i = 0; i < unitedPath.size(); ++i)
    {
        const VPieceNode &node = unitedPath.at(i);
        if (node.IsExcluded() || not node.IsPassmark())
        {
            continue; // skip node
        }

        const vsizetype previousIndex = VPiecePath::FindInLoopNotExcludedUp(i, unitedPath);
        const vsizetype nextIndex = VPiecePath::FindInLoopNotExcludedDown(i, unitedPath);

        passmarks += CreatePassmark(unitedPath, previousIndex, i, nextIndex, data);
    }

    return passmarks;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::CurvesPainterPath(const VContainer *data) const -> QVector<QPainterPath>
{
    return GetPath().CurvesPainterPath(data);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MainPathPath(const VContainer *data) const -> QPainterPath
{
    QVector<QPointF> points;
    CastTo(MainPathPoints(data), points);
    return VPiece::MainPathPath(points);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::FullMainPathPath(const VContainer *data) const -> QPainterPath
{
    QVector<QPointF> points;
    CastTo(FullMainPathPoints(data), points);
    return VPiece::MainPathPath(points);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MainPathPath(const QVector<QPointF> &points) -> QPainterPath
{
    QPainterPath path;

    if (not points.isEmpty())
    {
        path.moveTo(points[0]);
        for (qint32 i = 1; i < points.count(); ++i)
        {
            path.lineTo(points.at(i));
        }
        path.lineTo(points.at(0));
        path.setFillRule(Qt::WindingFill);
    }

    return path;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::SeamAllowancePath(const VContainer *data) const -> QPainterPath
{
    return SeamAllowancePath(SeamAllowancePoints(data));
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::FullSeamAllowancePath(const VContainer *data) const -> QPainterPath
{
    return SeamAllowancePath(FullSeamAllowancePoints(data));
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::PassmarksPath(const VContainer *data) const -> QPainterPath
{
    const QVector<QLineF> passmarks = PassmarksLines(data);
    QPainterPath path;

    // seam allowence
    if (IsSeamAllowance())
    {
        if (not passmarks.isEmpty())
        {
            for (qint32 i = 0; i < passmarks.count(); ++i)
            {
                path.moveTo(passmarks.at(i).p1());
                path.lineTo(passmarks.at(i).p2());
            }

            path.setFillRule(Qt::WindingFill);
        }
    }

    return path;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::PlaceLabelPath(const VContainer *data) const -> QPainterPath
{
    QPainterPath path;
    for (auto placeLabel : d->m_placeLabels)
    {
        try
        {
            const auto label = data->GeometricObject<VPlaceLabelItem>(placeLabel);
            if (label->IsVisible())
            {
                VLayoutPlaceLabel layoutLabel(*label);
                path.addPath(LabelShapePath(layoutLabel));

                const QLineF mirrorLine = SeamMirrorLine(data);
                if (!label->IsNotMirrored() && IsShowFullPiece() && !mirrorLine.isNull())
                {
                    PlaceLabelImg shape = VAbstractPiece::PlaceLabelShape(layoutLabel);
                    const QTransform matrix = VGObject::FlippingMatrix(mirrorLine);
                    for (auto &points : shape)
                    {
                        std::transform(points.begin(), points.end(), points.begin(),
                                       [matrix](const VLayoutPoint &point) { return MapPoint(point, matrix); });
                    }

                    path.addPath(LabelShapePath(shape));
                }
            }
        }
        catch (const VExceptionBadId &e)
        {
            qWarning() << e.ErrorMessage();
        }
    }
    path.setFillRule(Qt::WindingFill);
    return path;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsSeamAllowanceValid(const VContainer *data) const -> bool
{
    if (IsSeamAllowance() && not IsSeamAllowanceBuiltIn())
    {
        QVector<QPointF> mainPathPoints;
        CastTo<QPointF>(UniteMainPathPoints(data), mainPathPoints);

        QVector<QPointF> seamAllowancePoints;
        CastTo<QPointF>(SeamAllowancePoints(data), seamAllowancePoints);

        return VAbstractPiece::IsAllowanceValid(mainPathPoints, seamAllowancePoints);
    }

    return true;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsInLayout() const -> bool
{
    return d->m_inLayout;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetInLayout(bool inLayout)
{
    d->m_inLayout = inLayout;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsUnited() const -> bool
{
    return d->m_united;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetUnited(bool united)
{
    d->m_united = united;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetShortName() const -> QString
{
    return d->m_shortName;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetShortName(const QString &value)
{
    d->m_shortName = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetFormulaSAWidth() const -> QString
{
    return d->m_formulaWidth;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetFormulaSAWidth(const QString &formula, qreal value)
{
    SetSAWidth(value);
    const qreal width = GetSAWidth();
    width >= 0 ? d->m_formulaWidth = formula : d->m_formulaWidth = '0'_L1;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetInternalPaths() const -> QVector<quint32>
{
    return d->m_internalPaths;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetInternalPaths() -> QVector<quint32> &
{
    return d->m_internalPaths;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetInternalPaths(const QVector<quint32> &iPaths)
{
    d->m_internalPaths = iPaths;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetCustomSARecords() const -> QVector<CustomSARecord>
{
    return d->m_customSARecords;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetCustomSARecords() -> QVector<CustomSARecord> &
{
    return d->m_customSARecords;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetCustomSARecords(const QVector<CustomSARecord> &records)
{
    d->m_customSARecords = records;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPins() const -> QVector<quint32>
{
    return d->m_pins;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPins() -> QVector<quint32> &
{
    return d->m_pins;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetPins(const QVector<quint32> &pins)
{
    d->m_pins = pins;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPlaceLabels() const -> QVector<quint32>
{
    return d->m_placeLabels;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPlaceLabels() -> QVector<quint32> &
{
    return d->m_placeLabels;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetPlaceLabels(const QVector<quint32> &labels)
{
    d->m_placeLabels = labels;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::Dependencies() const -> QList<quint32>
{
    QList<quint32> list = d->m_path.Dependencies();
    list.reserve(list.size() + d->m_customSARecords.size() + d->m_internalPaths.size() + d->m_pins.size() +
                 d->m_placeLabels.size());

    for (const auto &record : d->m_customSARecords)
    {
        list.append(record.path);
    }

    for (const auto &value : d->m_internalPaths)
    {
        list.append(value);
    }

    for (const auto &value : d->m_pins)
    {
        list.append(value);
    }

    for (const auto &value : d->m_placeLabels)
    {
        list.append(value);
    }

    return list;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief MissingNodes find missing nodes in detail. When we deleted object in detail and return this detail need
 * understand, what nodes need make invisible.
 * @param det changed detail.
 * @return  list with missing nodes.
 */
auto VPiece::MissingNodes(const VPiece &det) const -> QVector<quint32>
{
    return d->m_path.MissingNodes(det.GetPath());
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MissingCSAPath(const VPiece &det) const -> QVector<quint32>
{
    QVector<quint32> oldCSARecords;
    for (qint32 i = 0; i < d->m_customSARecords.size(); ++i)
    {
        oldCSARecords.append(d->m_customSARecords.at(i).path);
    }

    QVector<quint32> newCSARecords;
    for (qint32 i = 0; i < det.GetCustomSARecords().size(); ++i)
    {
        newCSARecords.append(det.GetCustomSARecords().at(i).path);
    }

    return PieceMissingNodes(oldCSARecords, newCSARecords);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MissingInternalPaths(const VPiece &det) const -> QVector<quint32>
{
    return PieceMissingNodes(d->m_internalPaths, det.GetInternalPaths());
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MissingPins(const VPiece &det) const -> QVector<quint32>
{
    return PieceMissingNodes(d->m_pins, det.GetPins());
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MissingPlaceLabels(const VPiece &det) const -> QVector<quint32>
{
    return PieceMissingNodes(d->m_placeLabels, det.GetPlaceLabels());
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetPieceLabelData(const VPieceLabelData &data)
{
    d->m_ppData = data;
    d->m_ppData.SetAreaShortName(VPieceArea::PieceShortName(*this));
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief Returns full access to the pattern piece data object
 * @return pattern piece data object
 */
auto VPiece::GetPieceLabelData() -> VPieceLabelData &
{
    return d->m_ppData;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief Returns the read only reference to the pattern piece data object
 * @return pattern piece data object
 */
auto VPiece::GetPieceLabelData() const -> const VPieceLabelData &
{
    return d->m_ppData;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetPatternLabelData(const VPatternLabelData &info)
{
    d->m_piPatternInfo = info;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief Returns full access to the pattern info geometry object
 * @return pattern info geometry object
 */
auto VPiece::GetPatternLabelData() -> VPatternLabelData &
{
    return d->m_piPatternInfo;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief Returns the read only reference to the pattern info geometry object
 * @return pattern info geometry object
 */
auto VPiece::GetPatternLabelData() const -> const VPatternLabelData &
{
    return d->m_piPatternInfo;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetGrainlineGeometry(const VGrainlineData &data)
{
    d->m_glGrainline = data;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief VDetail::GetGrainlineGeometry full access to the grainline geometry object
 * @return reference to grainline geometry object
 */
auto VPiece::GetGrainlineGeometry() -> VGrainlineData &
{
    return d->m_glGrainline;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief VDetail::GetGrainlineGeometry returns the read-only reference to the grainline geometry object
 * @return reference to grainline geometry object
 */
auto VPiece::GetGrainlineGeometry() const -> const VGrainlineData &
{
    return d->m_glGrainline;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetMirrorLineStartPoint(quint32 id)
{
    d->m_mirrorLineStartPoint = id;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetMirrorLineStartPoint() const -> quint32
{
    return d->m_mirrorLineStartPoint;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetMirrorLineEndPoint(quint32 id)
{
    d->m_mirrorLineEndPoint = id;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetMirrorLineEndPoint() const -> quint32
{
    return d->m_mirrorLineEndPoint;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::SeamAllowancePointsWithRotation(const VContainer *data, vsizetype makeFirst) const -> QVector<VLayoutPoint>
{
    SCASSERT(data != nullptr);

    if (not IsSeamAllowance() || IsSeamAllowanceBuiltIn())
    {
        return {};
    }

    const QVector<CustomSARecord> records = FilterRecords(GetValidRecords());
    int recordIndex = -1;
    bool insertingCSA = false;
    const qreal width = ToPixel(GetSAWidth(), *data->GetPatternUnit());
    const QVector<VPieceNode> unitedPath =
        makeFirst > 0 ? RotatePath(GetUnitedPath(data), makeFirst) : GetUnitedPath(data);

    const QLineF mirrorLine = SeamMirrorLine(data);
    const bool showMirrorLine = !mirrorLine.isNull();

    QVector<VSAPoint> pointsEkv;
    for (int i = 0; i < unitedPath.size(); ++i)
    {
        const VPieceNode &node = unitedPath.at(i);
        if (node.IsExcluded())
        {
            continue; // skip excluded node
        }

        switch (node.GetTypeTool())
        {
            case (Tool::NodePoint):
            {
                if (not insertingCSA)
                {
                    {
                        VSAPoint ekvPoint = VPiecePath::PreparePointEkv(node, data);
                        if (showMirrorLine && VFuzzyComparePoints(ekvPoint, mirrorLine.p1()))
                        {
                            ekvPoint.SetSAAfter(0);
                        }

                        if (showMirrorLine && VFuzzyComparePoints(ekvPoint, mirrorLine.p2()))
                        {
                            ekvPoint.SetSABefore(0);
                        }

                        pointsEkv.append(ekvPoint);
                    }

                    recordIndex = IsCSAStart(records, node.GetId());
                    if (recordIndex != -1 && records.at(recordIndex).includeType == PiecePathIncludeType::AsCustomSA)
                    {
                        insertingCSA = true;

                        const VPiecePath path = data->GetPiecePath(records.at(recordIndex).path);
                        QVector<VSAPoint> r = path.SeamAllowancePoints(data, width, records.at(recordIndex).reverse);

                        for (auto &j : r)
                        {
                            j.SetAngleType(PieceNodeAngle::ByLengthCurve);
                            j.SetSABefore(0);
                            j.SetSAAfter(0);
                        }

                        pointsEkv += r;
                    }
                }
                else
                {
                    if (records.at(recordIndex).endPoint == node.GetId())
                    {
                        insertingCSA = false;
                        recordIndex = -1;

                        pointsEkv.append(VPiecePath::PreparePointEkv(node, data));
                    }
                }
            }
            break;
            case (Tool::NodeArc):
            case (Tool::NodeElArc):
            case (Tool::NodeSpline):
            case (Tool::NodeSplinePath):
            {
                if (not insertingCSA)
                {
                    const QSharedPointer<VAbstractCurve> curve = data->GeometricObject<VAbstractCurve>(node.GetId());

                    pointsEkv += VPiecePath::CurveSeamAllowanceSegment(data, unitedPath, curve, i, node.GetReverse(),
                                                                       width, GetName());
                }
            }
            break;
            default:
                qDebug() << "Get wrong tool type. Ignore." << static_cast<char>(node.GetTypeTool());
                break;
        }
    }

    return Equidistant(pointsEkv, width, GetName());
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetGradationLabel(const QString &label)
{
    d->m_gradationLabel = label;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetGradationLabel() const -> QString
{
    return d->m_gradationLabel;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsManualFoldHeight() const -> bool
{
    return d->m_manualFoldHeight;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetManualFoldHeight(bool value)
{
    d->m_manualFoldHeight = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsManualFoldWidth() const -> bool
{
    return d->m_manualFoldWidth;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetManualFoldWidth(bool value)
{
    d->m_manualFoldWidth = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsManualFoldCenter() const -> bool
{
    return d->m_manualFoldCenter;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetManualFoldCenter(bool value)
{
    d->m_manualFoldCenter = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetFormulaFoldHeight() const -> QString
{
    return d->m_formulaFoldHeight;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetFormulaFoldHeight(const QString &value)
{
    d->m_formulaFoldHeight = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetFormulaFoldWidth() const -> QString
{
    return d->m_formulaFoldWidth;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetFormulaFoldWidth(const QString &value)
{
    d->m_formulaFoldWidth = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetFormulaFoldCenter() const -> QString
{
    return d->m_formulaFoldCenter;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::SetFormulaFoldCenter(const QString &value)
{
    d->m_formulaFoldCenter = value;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetUnitedPath(const VContainer *data) const -> QVector<VPieceNode>
{
    SCASSERT(data != nullptr)

    QVector<VPieceNode> united = d->m_path.GetNodes();

    if (IsSeamAllowance() && IsSeamAllowanceBuiltIn())
    {
        return united;
    }

    const QVector<CustomSARecord> records = FilterRecords(GetValidRecords());

    for (int i = 0; i < records.size(); ++i)
    {
        if (records.at(i).includeType == PiecePathIncludeType::AsMainPath)
        {
            const int indexStartPoint = VPiecePath::indexOfNode(united, records.at(i).startPoint);
            const int indexEndPoint = VPiecePath::indexOfNode(united, records.at(i).endPoint);

            if (indexStartPoint == -1 || indexEndPoint == -1)
            {
                continue;
            }

            QVector<VPieceNode> midBefore;
            QVector<VPieceNode> midAfter;
            if (indexStartPoint <= indexEndPoint)
            {
                midBefore = united.mid(0, indexStartPoint + 1);
                midAfter = united.mid(indexEndPoint, united.size() - midBefore.size());
            }
            else
            {
                midBefore = united.mid(indexEndPoint, indexStartPoint + 1);
            }

            QVector<VPieceNode> customNodes = data->GetPiecePath(records.at(i).path).GetNodes();
            if (records.at(i).reverse)
            {
                customNodes = Reverse(customNodes);
            }

            for (int j = 0; j < customNodes.size(); ++j)
            {
                // Additionally reverse all curves
                if (records.at(i).reverse)
                {
                    // don't make a check because node point will ignore the change
                    customNodes[j].SetReverse(not customNodes.at(j).GetReverse());
                }

                // If seam allowance is built in main path user will not see a passmark provided by piece path
                if (IsSeamAllowanceBuiltIn())
                {
                    customNodes[j].SetPassmark(false);
                }
                else
                {
                    customNodes[j].SetMainPathNode(false);
                }
            }

            united = midBefore + customNodes + midAfter;
        }
    }
    return united;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetValidRecords() const -> QVector<CustomSARecord>
{
    QVector<CustomSARecord> records;
    records.reserve(d->m_customSARecords.size());
    for (const auto &record : d->m_customSARecords)
    {
        const int indexStartPoint = d->m_path.indexOfNode(record.startPoint);
        const int indexEndPoint = d->m_path.indexOfNode(record.endPoint);

        if (record.startPoint > NULL_ID && record.path > NULL_ID && record.endPoint > NULL_ID &&
            indexStartPoint != -1 && not d->m_path.at(indexStartPoint).IsExcluded() && indexEndPoint != -1 &&
            not d->m_path.at(indexEndPoint).IsExcluded())
        {
            records.append(record);
        }
    }
    return records;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::FilterRecords(QVector<CustomSARecord> records) const -> QVector<CustomSARecord>
{
    if (records.size() < 2)
    {
        return records;
    }

    QVector<VPieceNode> path = d->m_path.GetNodes();
    QVector<CustomSARecord> filteredRecords;
    for (auto record : qAsConst(records))
    {
        const int indexStartPoint = VPiecePath::indexOfNode(path, record.startPoint);
        const int indexEndPoint = VPiecePath::indexOfNode(path, record.endPoint);

        if (indexStartPoint == -1 || indexEndPoint == -1)
        {
            continue;
        }

        QVector<VPieceNode> midBefore;
        QVector<VPieceNode> midAfter;
        if (indexStartPoint <= indexEndPoint)
        {
            midBefore = path.mid(0, indexStartPoint + 1);
            midAfter = path.mid(indexEndPoint, path.size() - midBefore.size());
        }
        else
        {
            midBefore = path.mid(indexEndPoint, indexStartPoint + 1);
        }

        path = midBefore + midAfter;
        filteredRecords.append(record);
    }

    return filteredRecords;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetNodeSAPoints(const QVector<VPieceNode> &path, vsizetype index, const VContainer *data) const
    -> QVector<VSAPoint>
{
    SCASSERT(data != nullptr)

    if (index < 0 || index >= path.size())
    {
        return {};
    }

    const VPieceNode &node = path.at(index);
    QVector<VSAPoint> points;

    if (node.GetTypeTool() == Tool::NodePoint)
    {
        points.append(VPiecePath::PreparePointEkv(node, data));
    }
    else
    {
        const QSharedPointer<VAbstractCurve> curve = data->GeometricObject<VAbstractCurve>(node.GetId());
        const qreal width = ToPixel(GetSAWidth(), *data->GetPatternUnit());

        points += VPiecePath::CurveSeamAllowanceSegment(data, path, curve, index, node.GetReverse(), width, GetName());
    }
    return points;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPassmarkSAPoint(const QVector<VPieceNode> &path, vsizetype index, const VContainer *data,
                                VSAPoint &point) const -> bool
{
    SCASSERT(data != nullptr)

    const QVector<VSAPoint> points = GetNodeSAPoints(path, index, data);

    if (points.isEmpty() || points.size() > 1)
    {
        return false;
    }

    point = points.constFirst();
    return true;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPassmarkPreviousSAPoints(const QVector<VPieceNode> &path, vsizetype index,
                                         const VSAPoint &passmarkSAPoint, const VContainer *data, VSAPoint &point,
                                         vsizetype passmarkIndex) const -> bool
{
    SCASSERT(data != nullptr)

    const QVector<VSAPoint> points = GetNodeSAPoints(path, index, data);

    if (points.isEmpty())
    {
        const QString errorMsg = tr("Cannot calculate a notch for point '%1' in piece '%2'.")
                                     .arg(VPiecePath::NodeName(path, passmarkIndex, data), GetName());
        VAbstractApplication::VApp()->IsPedantic()
            ? throw VExceptionInvalidNotch(errorMsg)
            : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
        return false; // Something wrong
    }

    bool found = false;
    auto nodeIndex = points.size() - 1;
    do
    {
        const VSAPoint previous = points.at(nodeIndex);
        QLineF line(passmarkSAPoint, previous);
        if (line.length() > accuracyPointOnLine)
        {
            point = previous;
            found = true;
        }
        --nodeIndex;
    } while (nodeIndex >= 0 && not found);

    if (not found)
    {
        // No warning here because of valid case of passmark collapse
        return false; // Something wrong
    }
    return true;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GetPassmarkNextSAPoints(const QVector<VPieceNode> &path, vsizetype index, const VSAPoint &passmarkSAPoint,
                                     const VContainer *data, VSAPoint &point, vsizetype passmarkIndex) const -> bool
{
    SCASSERT(data != nullptr)

    const QVector<VSAPoint> points = GetNodeSAPoints(path, index, data);

    if (points.isEmpty())
    {
        const QString errorMsg = tr("Cannot calculate a notch for point '%1' in piece '%2'.")
                                     .arg(VPiecePath::NodeName(path, passmarkIndex, data), GetName());
        VAbstractApplication::VApp()->IsPedantic()
            ? throw VExceptionInvalidNotch(errorMsg)
            : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
        return false; // Something wrong
    }

    bool found = false;
    int nodeIndex = 0;
    do
    {
        const VSAPoint next = points.at(nodeIndex);
        QLineF line(passmarkSAPoint, next);
        if (line.length() >= ToPixel(1, Unit::Mm))
        {
            point = next;
            found = true;
        }
        ++nodeIndex;

    } while (nodeIndex < points.size() && not found);

    if (not found)
    {
        // No warning here because of valid case of passmark collapse
        return false; // Something wrong
    }
    return true;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsPassmarkVisible(const QVector<VPieceNode> &path, vsizetype passmarkIndex) const -> bool
{
    if (passmarkIndex < 0 || passmarkIndex >= path.size())
    {
        return false;
    }

    const VPieceNode &node = path.at(passmarkIndex);
    if (node.GetTypeTool() != Tool::NodePoint || not node.IsPassmark() || node.IsExcluded())
    {
        return false;
    }

    if (IsSeamAllowance() && IsSeamAllowanceBuiltIn())
    {
        return true;
    }

    const QVector<CustomSARecord> records = FilterRecords(GetValidRecords());
    if (records.isEmpty())
    {
        return true;
    }

    for (auto &record : records)
    {
        if (record.includeType == PiecePathIncludeType::AsCustomSA)
        {
            const int indexStartPoint = VPiecePath::indexOfNode(path, record.startPoint);
            const int indexEndPoint = VPiecePath::indexOfNode(path, record.endPoint);
            if (passmarkIndex > indexStartPoint && passmarkIndex < indexEndPoint)
            {
                return false;
            }
        }
    }
    return true;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::CreatePassmark(const QVector<VPieceNode> &path, vsizetype previousIndex, vsizetype passmarkIndex,
                            vsizetype nextIndex, const VContainer *data) const -> VPassmark
{
    SCASSERT(data != nullptr);

    if (not IsPassmarkVisible(path, passmarkIndex))
    {
        return {};
    }

    VSAPoint passmarkSAPoint;
    if (not GetPassmarkSAPoint(path, passmarkIndex, data, passmarkSAPoint))
    {
        const QString errorMsg = tr("Cannot calculate a notch for point '%1' in piece '%2'.")
                                     .arg(VPiecePath::NodeName(path, passmarkIndex, data), GetName());
        VAbstractApplication::VApp()->IsPedantic()
            ? throw VExceptionInvalidNotch(errorMsg)
            : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
        return {};
    }

    VSAPoint previousSAPoint;
    if (not GetPassmarkPreviousSAPoints(path, previousIndex, passmarkSAPoint, data, previousSAPoint, passmarkIndex))
    {
        // No check here because it will cover valid cases
        return {}; // Something wrong
    }

    VSAPoint nextSAPoint;
    if (not GetPassmarkNextSAPoints(path, nextIndex, passmarkSAPoint, data, nextSAPoint, passmarkIndex))
    {
        // No check here because it will cover valid cases
        return {}; // Something wrong
    }

    if (passmarkSAPoint.IsManualPasskmarkLength() && passmarkSAPoint.GetPasskmarkLength() <= 0)
    {
        return {};
    }

    if (passmarkSAPoint.IsManualPasskmarkLength() && passmarkSAPoint.GetPasskmarkLength() <= accuracyPointOnLine)
    {
        const QString infoMsg = tr("Notch for point '%1' in piece '%2' will be disabled. Manual length is less than "
                                   "allowed value.")
                                    .arg(VPiecePath::NodeName(path, passmarkIndex, data), GetName());
        qInfo() << VAbstractValApplication::warningMessageSignature + infoMsg;
        return {};
    }

    QT_WARNING_PUSH
    QT_WARNING_DISABLE_GCC("-Wnoexcept")

    VPiecePassmarkData passmarkData;
    passmarkData.previousSAPoint = previousSAPoint;
    passmarkData.passmarkSAPoint = passmarkSAPoint;
    passmarkData.nextSAPoint = nextSAPoint;
    passmarkData.saWidth = ToPixel(GetSAWidth(), *data->GetPatternUnit());
    passmarkData.nodeName = VPiecePath::NodeName(path, passmarkIndex, data);
    passmarkData.pieceName = GetName();
    passmarkData.passmarkLineType = path.at(passmarkIndex).GetPassmarkLineType();
    passmarkData.passmarkAngleType = path.at(passmarkIndex).GetPassmarkAngleType();
    passmarkData.isMainPathNode = path.at(passmarkIndex).IsMainPathNode();
    passmarkData.isShowSecondPassmark = path.at(passmarkIndex).IsShowSecondPassmark();
    passmarkData.passmarkIndex = passmarkIndex;
    passmarkData.id = path.at(passmarkIndex).GetId();
    passmarkData.globalPassmarkLength = ToPixel(GlobalPassmarkLength(data), *data->GetPatternUnit());
    passmarkData.globalPassmarkWidth = ToPixel(GlobalPassmarkWidth(data), *data->GetPatternUnit());

    // cppcheck-suppress unknownMacro
    QT_WARNING_POP

    return VPassmark(passmarkData);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::IsCSAStart(const QVector<CustomSARecord> &records, quint32 id) -> int
{
    for (int i = 0; i < records.size(); ++i)
    {
        if (records.at(i).startPoint == id)
        {
            return i;
        }
    }

    return -1;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::Area(const QVector<QPointF> &shape, const VContainer *data) const -> qreal
{
    SCASSERT(data != nullptr)

    const qreal mainArea = qAbs(VAbstractPiece::SumTrapezoids(shape)) / 2.0;

    qreal internalPathArea = 0;
    const QVector<quint32> pathsId = GetInternalPaths();
    for (auto id : pathsId)
    {
        const VPiecePath path = data->GetPiecePath(id);
        if (path.GetType() != PiecePathType::InternalPath || not path.IsVisible(data->DataVariables()) ||
            not path.IsCutPath())
        {
            continue;
        }

        QVector<QPointF> points;
        CastTo(path.PathPoints(data, shape), points);
        if (points.isEmpty() || not VFuzzyComparePoints(points.constFirst(), points.constLast()))
        {
            continue;
        }

        internalPathArea += qAbs(VAbstractPiece::SumTrapezoids(points)) / 2.0;
    }

    return mainArea - internalPathArea;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::GlobalPassmarkLength(const VContainer *data) const -> qreal
{
    QString passmarkLengthVariable = VAbstractValApplication::VApp()->getCurrentDocument()->GetPassmarkLengthVariable();
    if (passmarkLengthVariable.isEmpty())
    {
        return 0;
    }

    qreal length = 0;

    try
    {
        QSharedPointer<VInternalVariable> var = data->GetVariable<VInternalVariable>(passmarkLengthVariable);
        length = *var->GetValue();

        if (VAbstractValApplication::VApp()->toPixel(length) <= accuracyPointOnLine)
        {
            const QString errorMsg = QObject::tr("Invalid global value for a passmark length. Piece '%1'. Length is "
                                                 "less than minimal allowed.")
                                         .arg(GetName());
            VAbstractApplication::VApp()->IsPedantic()
                ? throw VException(errorMsg)
                : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
        }
    }
    catch (const VExceptionBadId &)
    {
        length = 0;
    }

    return length;
}

//---------------------------------------------------------------------------------------------------------------------
qreal VPiece::GlobalPassmarkWidth(const VContainer *data) const
{
    QString passmarkWidthVariable = VAbstractValApplication::VApp()->getCurrentDocument()->GetPassmarkWidthVariable();
    if (passmarkWidthVariable.isEmpty())
    {
        return 0;
    }

    qreal width = 0;

    try
    {
        QSharedPointer<VInternalVariable> var = data->GetVariable<VInternalVariable>(passmarkWidthVariable);
        width = *var->GetValue();

        if (VAbstractValApplication::VApp()->toPixel(width) <= accuracyPointOnLine)
        {
            const QString errorMsg = QObject::tr("Invalid global value for a passmark width. Piece '%1'. Width is "
                                                 "less than minimal allowed.")
                                         .arg(GetName());
            VAbstractApplication::VApp()->IsPedantic()
                ? throw VException(errorMsg)
                : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
        }
    }
    catch (const VExceptionBadId &)
    {
        width = 0;
    }

    return width;
}

//---------------------------------------------------------------------------------------------------------------------
#if !defined(V_NO_ASSERT)
// Use for writing tests
//---------------------------------------------------------------------------------------------------------------------
auto VPiece::MainPathToJson() const -> QJsonObject
{
    QJsonObject pieceObject{
        {"seamAllowance", IsSeamAllowance()},
        {"saWidth", GetSAWidth()},
    };

    QJsonArray nodesArray;
    for (qint32 i = 0; i < d->m_path.CountNodes(); ++i)
    {
        QJsonObject nodeObject{
            {"id", static_cast<qint64>(d->m_path.at(i).GetId())},
            {"type", static_cast<int>(d->m_path.at(i).GetTypeTool())},
            {"reverse", d->m_path.at(i).GetReverse()},
        };

        nodesArray.append(nodeObject);
    }
    pieceObject["nodes"_L1] = nodesArray;

    return pieceObject;
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::DBToJson(const VContainer *data) const -> QJsonObject
{
    QJsonArray itemsArray;
    for (qint32 i = 0; i < d->m_path.CountNodes(); ++i)
    {
        itemsArray.append(data->GetGObject(d->m_path.at(i).GetId())->ToJson());
    }

    QJsonObject dbObject{{"items", itemsArray}};

    return dbObject;
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::DumpPiece(const VPiece &piece, const VContainer *data, const QString &templateName)
{
    SCASSERT(data != nullptr)
    QTemporaryFile temp;       // Go to tmp folder to find dump
    temp.setAutoRemove(false); // Remove dump manually

    if (not templateName.isEmpty())
    {
        temp.setFileTemplate(QDir::tempPath() + QDir::separator() + templateName);
    }

    if (temp.open())
    {
#if defined(Q_OS_LINUX)
#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
        //        On Linux, QTemporaryFile will attempt to create unnamed temporary
        //        files. If that succeeds, open() will return true but exists() will be
        //        false. If you call fileName() or any function that calls it,
        //        QTemporaryFile will give the file a name, so most applications will
        //        not see a difference.
        temp.fileName(); // call to create a file on disk
#endif
#endif
        QJsonObject testCase{
            {"bd", piece.DBToJson(data)},
            {"piece", piece.MainPathToJson()},
        };

        QJsonObject json{
            {"testCase", testCase},
        };

        QJsonDocument document(json);

        QTextStream out(&temp);
        out << document.toJson();
        out.flush();
    }
}
#endif // !defined(V_NO_ASSERT)

//---------------------------------------------------------------------------------------------------------------------
void VPiece::TestInternalPathCuttingPathIntersection(const VContainer *data) const
{
    SCASSERT(data != nullptr)

    const QVector<QPointF> cuttingPoints = CuttingPathPoints(data);
    const QPainterPath contourPath = VGObject::PainterPath(cuttingPoints);

    // Internal path for cutting must not intersect cutting contour and be inside of it.
    const QVector<quint32> pathsId = GetInternalPaths();
    for (auto id : pathsId)
    {
        const VPiecePath path = data->GetPiecePath(id);
        if (path.GetType() != PiecePathType::InternalPath || not path.IsVisible(data->DataVariables()) ||
            not path.IsCutPath())
        {
            continue;
        }

        QVector<QPointF> points;
        CastTo(path.PathPoints(data, cuttingPoints), points);
        if (points.isEmpty() || not VFuzzyComparePoints(points.constFirst(), points.constLast()))
        {
            continue;
        }

        const QPainterPath internalPath = VGObject::PainterPath(points);

        if (internalPath.intersects(contourPath))
        {
            const QString errorMsg = QObject::tr("Piece '%1'. Internal path '%2' intersects with cutting "
                                                 "contour.")
                                         .arg(GetName(), path.GetName());
            VAbstractApplication::VApp()->IsPedantic()
                ? throw VExceptionObjectError(errorMsg)
                : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
            continue;
        }

        if (not contourPath.contains(internalPath))
        {
            const QString errorMsg = QObject::tr("Piece '%1'. Internal path '%2' not inside of cutting "
                                                 "contour.")
                                         .arg(GetName(), path.GetName());
            VAbstractApplication::VApp()->IsPedantic()
                ? throw VExceptionObjectError(errorMsg)
                : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
        }
    }
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::TestInternalPathsIntersections(const VContainer *data) const
{
    SCASSERT(data != nullptr)

    const QVector<quint32> pathsId = GetInternalPaths();

    if (pathsId.isEmpty())
    {
        return;
    }

    const QVector<QPointF> cuttingPoints = CuttingPathPoints(data);

    // Internal pieces for cutting must not intersect
    QSet<QPair<int, int>> pairs;
    for (int k = 0; k < pathsId.size(); ++k)
    {
        const VPiecePath path1 = data->GetPiecePath(pathsId.at(k));

        if (path1.GetType() != PiecePathType::InternalPath || not path1.IsVisible(data->DataVariables()) ||
            not path1.IsCutPath())
        {
            continue;
        }

        QVector<QPointF> pointsPath1;
        CastTo(path1.PathPoints(data, cuttingPoints), pointsPath1);
        if (pointsPath1.isEmpty() || not VFuzzyComparePoints(pointsPath1.constFirst(), pointsPath1.constLast()))
        {
            continue;
        }

        const QPainterPath painterPath1 = VGObject::PainterPath(pointsPath1);

        for (int i = 0; i < pathsId.size(); ++i)
        {
            if (k == i || pairs.contains(qMakePair(k, i)) || pairs.contains(qMakePair(i, k)))
            {
                continue;
            }

            const VPiecePath path2 = data->GetPiecePath(pathsId.at(i));

            if (path2.GetType() != PiecePathType::InternalPath || not path2.IsVisible(data->DataVariables()) ||
                not path2.IsCutPath())
            {
                continue;
            }

            QVector<QPointF> pointsPath2;
            CastTo(path2.PathPoints(data, cuttingPoints), pointsPath2);
            if (pointsPath2.isEmpty() || not VFuzzyComparePoints(pointsPath2.constFirst(), pointsPath2.constLast()))
            {
                continue;
            }

            const QPainterPath painterPath2 = VGObject::PainterPath(pointsPath2);

            pairs.insert(qMakePair(k, i));
            pairs.insert(qMakePair(i, k));

            if (painterPath1.intersects(painterPath2))
            {
                const QString errorMsg = QObject::tr("Piece '%1'. Internal path '%2' intersects with internal path "
                                                     "'%3'.")
                                             .arg(GetName(), path1.GetName(), path2.GetName());
                VAbstractApplication::VApp()->IsPedantic()
                    ? throw VExceptionObjectError(errorMsg)
                    : qWarning() << VAbstractValApplication::warningMessageSignature + errorMsg;
            }
        }
    }
}

//---------------------------------------------------------------------------------------------------------------------
void VPiece::TestInternalPaths(const VContainer *data) const
{
    TestInternalPathCuttingPathIntersection(data);
    TestInternalPathsIntersections(data);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::ExternalArea(const VContainer *data) const -> qreal
{
    return Area(CuttingPathPoints(data), data);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::SeamLineArea(const VContainer *data) const -> qreal
{
    QVector<QPointF> shape;
    CastTo(MainPathPoints(data), shape);
    return Area(shape, data);
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::SeamMirrorLine(const VContainer *data) const -> QLineF
{
    Q_UNUSED(data);

    if (d->m_mirrorLineStartPoint == d->m_mirrorLineEndPoint || d->m_mirrorLineStartPoint == NULL_ID ||
        d->m_mirrorLineEndPoint == NULL_ID)
    {
        return {};
    }

    try
    {
        const QSharedPointer<VPointF> startPoint = data->GeometricObject<VPointF>(d->m_mirrorLineStartPoint);
        const QSharedPointer<VPointF> endPoint = data->GeometricObject<VPointF>(d->m_mirrorLineEndPoint);

        return {startPoint->toQPointF(), endPoint->toQPointF()};
    }
    catch (const VExceptionBadId &)
    {
        return {};
    }
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::SeamAllowanceMirrorLine(const VContainer *data) const -> QLineF
{
    QLineF seamMirrorLine = SeamMirrorLine(data);

    if (!IsSeamAllowance() || (IsSeamAllowance() && IsSeamAllowanceBuiltIn()))
    {
        return seamMirrorLine;
    }

    QRectF rec = QRectF(0, 0, INT_MAX, INT_MAX);
    rec.translate(-INT_MAX / 2.0, -INT_MAX / 2.0);

    QLineF axis = QLineF(LineCenter(seamMirrorLine),
                         VGObject::BuildRay(LineCenter(seamMirrorLine), seamMirrorLine.angle() + 180, rec));

    QVector<QPointF> points;
    CastTo(SeamAllowancePoints(data), points);

    QVector<QPointF> intersections = VAbstractCurve::CurveIntersectLine(points, axis);
    if (intersections.isEmpty())
    {
        return {};
    }

    const QPointF startPoint = intersections.constFirst();

    std::reverse(points.begin(), points.end());
    axis =
        QLineF(LineCenter(seamMirrorLine), VGObject::BuildRay(LineCenter(seamMirrorLine), seamMirrorLine.angle(), rec));
    intersections = VAbstractCurve::CurveIntersectLine(points, axis);
    if (intersections.isEmpty())
    {
        return {};
    }

    return {startPoint, intersections.constFirst()};
}

//---------------------------------------------------------------------------------------------------------------------
auto VPiece::ShortNameRegExp() -> QString
{
    static QString regex;

    if (regex.isEmpty())
    {
        const QList<QLocale> allLocales =
            QLocale::matchingLocales(QLocale::AnyLanguage, QLocale::AnyScript, QLocale::AnyCountry);

        QString positiveSigns;
        QString negativeSigns;
        QString decimalPoints;
        QString groupSeparators;

        for (const auto &locale : allLocales)
        {
            if (not positiveSigns.contains(LocalePositiveSign(locale)))
            {
                positiveSigns.append(LocalePositiveSign(locale));
            }

            if (not negativeSigns.contains(LocaleNegativeSign(locale)))
            {
                negativeSigns.append(LocaleNegativeSign(locale));
            }

            if (not decimalPoints.contains(LocaleDecimalPoint(locale)))
            {
                decimalPoints.append(LocaleDecimalPoint(locale));
            }

            if (not groupSeparators.contains(LocaleGroupSeparator(locale)))
            {
                groupSeparators.append(LocaleGroupSeparator(locale));
            }
        }

        negativeSigns.replace('-'_L1, "\\-"_L1);
        groupSeparators.remove('\''_L1);

        // Same regexp in pattern.xsd shema file. Don't forget to synchronize.
        //  \p{Zs} - \p{Space_Separator}
        //  Here we use permanent start of string and end of string anchors \A and \z to match whole pattern as one
        //  string. In some cases, a user may pass multiline or line that ends with a new line. To cover case with a new
        //  line at the end of string use /z anchor.
        regex = QStringLiteral("\\A([^\\p{Zs}*\\/&|!<>^\\n\\()%1%2%3%4=?:;\"]){0,}\\z")
                    .arg(negativeSigns, positiveSigns, decimalPoints, groupSeparators);
    }

    return regex;
}