diff --git a/src/app/valentina/mainwindowsnogui.cpp b/src/app/valentina/mainwindowsnogui.cpp
index c996b5427..9ba89c342 100644
--- a/src/app/valentina/mainwindowsnogui.cpp
+++ b/src/app/valentina/mainwindowsnogui.cpp
@@ -60,7 +60,7 @@
 
 //---------------------------------------------------------------------------------------------------------------------
 MainWindowsNoGUI::MainWindowsNoGUI(QWidget *parent)
-    : VAbstractMainWindow(parent), listDetails(QVector<VLayoutDetail>()), currentScene(nullptr), tempSceneLayout(nullptr),
+    : VAbstractMainWindow(parent), listDetails(QVector<VLayoutPiece>()), currentScene(nullptr), tempSceneLayout(nullptr),
       pattern(new VContainer(qApp->TrVars(), qApp->patternUnitP())), doc(nullptr), papers(QList<QGraphicsItem *>()),
       shadows(QList<QGraphicsItem *>()), scenes(QList<QGraphicsScene *>()), details(QList<QList<QGraphicsItem *> >()),
       undoAction(nullptr), redoAction(nullptr), actionDockWidgetToolOptions(nullptr), actionDockWidgetGroups(nullptr),
@@ -475,7 +475,7 @@ void MainWindowsNoGUI::PrepareDetailsForLayout(const QHash<quint32, VPiece> *det
     QHash<quint32, VPiece>::const_iterator i = details->constBegin();
     while (i != details->constEnd())
     {
-        listDetails.append(VLayoutDetail::Create(i.value(), pattern));
+        listDetails.append(VLayoutPiece::Create(i.value(), pattern));
         ++i;
     }
 }
diff --git a/src/app/valentina/mainwindowsnogui.h b/src/app/valentina/mainwindowsnogui.h
index 6b5cfc26f..17f715dfb 100644
--- a/src/app/valentina/mainwindowsnogui.h
+++ b/src/app/valentina/mainwindowsnogui.h
@@ -32,7 +32,7 @@
 #include <QMainWindow>
 #include <QPrinter>
 
-#include "../vlayout/vlayoutdetail.h"
+#include "../vlayout/vlayoutpiece.h"
 #include "xml/vpattern.h"
 #include "dialogs/dialogsavelayout.h"
 #include "../vlayout/vlayoutgenerator.h"
@@ -58,7 +58,7 @@ public slots:
     void PrintOrigin();
     void PrintTiled();
 protected:
-    QVector<VLayoutDetail> listDetails;
+    QVector<VLayoutPiece> listDetails;
 
     /** @brief currentScene pointer to current scene. */
     QGraphicsScene *currentScene;
diff --git a/src/libs/vlayout/vbank.cpp b/src/libs/vlayout/vbank.cpp
index f28787391..17b8eb7cf 100644
--- a/src/libs/vlayout/vbank.cpp
+++ b/src/libs/vlayout/vbank.cpp
@@ -32,7 +32,7 @@
 
 #include "../vmisc/diagnostic.h"
 #include "../vmisc/logging.h"
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 
 QT_WARNING_PUSH
 QT_WARNING_DISABLE_CLANG("-Wmissing-prototypes")
@@ -52,7 +52,7 @@ QT_WARNING_POP
 
 //---------------------------------------------------------------------------------------------------------------------
 VBank::VBank()
-    :details(QVector<VLayoutDetail>()), unsorted(QHash<int, qint64>()), big(QHash<int, qint64>()),
+    :details(QVector<VLayoutPiece>()), unsorted(QHash<int, qint64>()), big(QHash<int, qint64>()),
       middle(QHash<int, qint64>()), small(QHash<int, qint64>()), layoutWidth(0), caseType(Cases::CaseDesc),
       prepare(false), diagonal(0)
 {}
@@ -71,7 +71,7 @@ void VBank::SetLayoutWidth(const qreal &value)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VBank::SetDetails(const QVector<VLayoutDetail> &details)
+void VBank::SetDetails(const QVector<VLayoutPiece> &details)
 {
     this->details = details;
     Reset();
@@ -111,7 +111,7 @@ int VBank::GetTiket()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-VLayoutDetail VBank::GetDetail(int i) const
+VLayoutPiece VBank::GetDetail(int i) const
 {
     if (i >= 0 && i < details.size())
     {
@@ -119,7 +119,7 @@ VLayoutDetail VBank::GetDetail(int i) const
     }
     else
     {
-        return VLayoutDetail();
+        return VLayoutPiece();
     }
 }
 
diff --git a/src/libs/vlayout/vbank.h b/src/libs/vlayout/vbank.h
index 51cd7e312..340f034d2 100644
--- a/src/libs/vlayout/vbank.h
+++ b/src/libs/vlayout/vbank.h
@@ -43,7 +43,7 @@
 #endif
 
 class QPointF;
-class VLayoutDetail;
+class VLayoutPiece;
 
 enum class Cases : char { CaseThreeGroup = 0, CaseTwoGroup, CaseDesc, UnknownCase};
 
@@ -55,9 +55,9 @@ public:
     qreal GetLayoutWidth() const;
     void SetLayoutWidth(const qreal &value);
 
-    void SetDetails(const QVector<VLayoutDetail> &details);
+    void SetDetails(const QVector<VLayoutPiece> &details);
     int  GetTiket();
-    VLayoutDetail GetDetail(int i) const;
+    VLayoutPiece GetDetail(int i) const;
 
     void Arranged(int i);
     void NotArranged(int i);
@@ -74,7 +74,7 @@ public:
 
 private:
     Q_DISABLE_COPY(VBank)
-    QVector<VLayoutDetail> details;
+    QVector<VLayoutPiece> details;
     QHash<int, qint64> unsorted;
 
     QHash<int, qint64> big;
diff --git a/src/libs/vlayout/vcontour.cpp b/src/libs/vlayout/vcontour.cpp
index 03ae18dee..da72142cb 100644
--- a/src/libs/vlayout/vcontour.cpp
+++ b/src/libs/vlayout/vcontour.cpp
@@ -37,7 +37,7 @@
 #include <Qt>
 
 #include "vcontour_p.h"
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 #include "../vmisc/vmath.h"
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -125,7 +125,7 @@ QSizeF VContour::GetSize() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<QPointF> VContour::UniteWithContour(const VLayoutDetail &detail, int globalI, int detJ, BestFrom type) const
+QVector<QPointF> VContour::UniteWithContour(const VLayoutPiece &detail, int globalI, int detJ, BestFrom type) const
 {
     QVector<QPointF> newContour;
     if (d->globalContour.isEmpty()) //-V807
@@ -333,7 +333,7 @@ QPainterPath VContour::ContourPath() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VContour::AppendWhole(QVector<QPointF> &contour, const VLayoutDetail &detail, int detJ) const
+void VContour::AppendWhole(QVector<QPointF> &contour, const VLayoutPiece &detail, int detJ) const
 {
     int processedEdges = 0;
     const int nD = detail.LayoutEdgesCount();
diff --git a/src/libs/vlayout/vcontour.h b/src/libs/vlayout/vcontour.h
index baa64f963..cfa622da4 100644
--- a/src/libs/vlayout/vcontour.h
+++ b/src/libs/vlayout/vcontour.h
@@ -43,7 +43,7 @@ class QPointF;
 class QRectF;
 class QSizeF;
 class VContourData;
-class VLayoutDetail;
+class VLayoutPiece;
 
 class VContour
 {
@@ -68,7 +68,7 @@ public:
 
     QSizeF GetSize() const;
 
-    QVector<QPointF> UniteWithContour(const VLayoutDetail &detail, int globalI, int detJ, BestFrom type) const;
+    QVector<QPointF> UniteWithContour(const VLayoutPiece &detail, int globalI, int detJ, BestFrom type) const;
 
     QLineF EmptySheetEdge() const;
     int    GlobalEdgesCount() const;
@@ -85,7 +85,7 @@ public:
 private:
     QSharedDataPointer<VContourData> d;
 
-    void AppendWhole(QVector<QPointF> &contour, const VLayoutDetail &detail, int detJ) const;
+    void AppendWhole(QVector<QPointF> &contour, const VLayoutPiece &detail, int detJ) const;
 };
 
 Q_DECLARE_TYPEINFO(VContour, Q_MOVABLE_TYPE);
diff --git a/src/libs/vlayout/vlayout.pri b/src/libs/vlayout/vlayout.pri
index 29ef87f7c..1ed0558d0 100644
--- a/src/libs/vlayout/vlayout.pri
+++ b/src/libs/vlayout/vlayout.pri
@@ -4,10 +4,8 @@
 HEADERS += \
     $$PWD/stable.h \
     $$PWD/vlayoutgenerator.h \
-    $$PWD/vlayoutdetail.h \
     $$PWD/vabstractdetail.h \
     $$PWD/vabstractdetail_p.h \
-    $$PWD/vlayoutdetail_p.h \
     $$PWD/vlayoutdef.h \
     $$PWD/vlayoutpaper.h \
     $$PWD/vlayoutpaper_p.h \
@@ -20,11 +18,12 @@ HEADERS += \
     $$PWD/vposter.h \
     $$PWD/vgraphicsfillitem.h \
     $$PWD/vabstractpiece.h \
-    $$PWD/vabstractpiece_p.h
+    $$PWD/vabstractpiece_p.h \
+    $$PWD/vlayoutpiece.h \
+    $$PWD/vlayoutpiece_p.h
 
 SOURCES += \
     $$PWD/vlayoutgenerator.cpp \
-    $$PWD/vlayoutdetail.cpp \
     $$PWD/vabstractdetail.cpp \
     $$PWD/vlayoutpaper.cpp \
     $$PWD/vbank.cpp \
@@ -34,6 +33,7 @@ SOURCES += \
     $$PWD/vtextmanager.cpp \
     $$PWD/vposter.cpp \
     $$PWD/vgraphicsfillitem.cpp \
-    $$PWD/vabstractpiece.cpp
+    $$PWD/vabstractpiece.cpp \
+    $$PWD/vlayoutpiece.cpp
 
 win32-msvc*:SOURCES += $$PWD/stable.cpp
diff --git a/src/libs/vlayout/vlayoutgenerator.cpp b/src/libs/vlayout/vlayoutgenerator.cpp
index cc374eed7..0117f04ee 100644
--- a/src/libs/vlayout/vlayoutgenerator.cpp
+++ b/src/libs/vlayout/vlayoutgenerator.cpp
@@ -34,7 +34,7 @@
 
 #include "../vmisc/def.h"
 #include "../vmisc/vmath.h"
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 #include "vlayoutpaper.h"
 
 class QMarginsF;
@@ -54,7 +54,7 @@ VLayoutGenerator::~VLayoutGenerator()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutGenerator::SetDetails(const QVector<VLayoutDetail> &details)
+void VLayoutGenerator::SetDetails(const QVector<VLayoutPiece> &details)
 {
     bank->SetDetails(details);
 }
@@ -273,7 +273,7 @@ void VLayoutGenerator::GatherPages()
         return;
     }
 
-    QList<QList<VLayoutDetail>> nDetails;
+    QList<QList<VLayoutPiece>> nDetails;
     qreal length = 0;
     int j = 0; // papers count
 
@@ -328,7 +328,7 @@ void VLayoutGenerator::UnitePages()
     }
 
     QList<qreal> papersLength;
-    QList<QList<VLayoutDetail> > nDetails;
+    QList<QList<VLayoutPiece> > nDetails;
     qreal length = 0;
     int j = 0; // papers count
 
@@ -385,7 +385,7 @@ void VLayoutGenerator::UnitePages()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutGenerator::UniteDetails(int j, QList<QList<VLayoutDetail> > &nDetails, qreal length, int i)
+void VLayoutGenerator::UniteDetails(int j, QList<QList<VLayoutPiece> > &nDetails, qreal length, int i)
 {
     if ((j == 0 && nDetails.isEmpty()) || j >= nDetails.size())
     {//First or new details in paper
@@ -411,17 +411,17 @@ void VLayoutGenerator::UnitePapers(int j, QList<qreal> &papersLength, qreal leng
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QList<VLayoutDetail> VLayoutGenerator::MoveDetails(qreal length, const QVector<VLayoutDetail> &details)
+QList<VLayoutPiece> VLayoutGenerator::MoveDetails(qreal length, const QVector<VLayoutPiece> &details)
 {
     if (qFuzzyIsNull(length))
     {
         return details.toList();
     }
 
-    QList<VLayoutDetail> newDetails;
+    QList<VLayoutPiece> newDetails;
     for (int i = 0; i < details.size(); ++i)
     {
-        VLayoutDetail d = details.at(i);
+        VLayoutPiece d = details.at(i);
         d.Translate(0, length);
         newDetails.append(d);
     }
diff --git a/src/libs/vlayout/vlayoutgenerator.h b/src/libs/vlayout/vlayoutgenerator.h
index 90caa59bd..822e35658 100644
--- a/src/libs/vlayout/vlayoutgenerator.h
+++ b/src/libs/vlayout/vlayoutgenerator.h
@@ -50,7 +50,7 @@ class QMarginsF;
 #endif
 
 class QGraphicsItem;
-class VLayoutDetail;
+class VLayoutPiece;
 class VLayoutPaper;
 
 class VLayoutGenerator :public QObject
@@ -60,7 +60,7 @@ public:
     explicit VLayoutGenerator(QObject *parent = nullptr);
     virtual ~VLayoutGenerator() Q_DECL_OVERRIDE;
 
-    void SetDetails(const QVector<VLayoutDetail> &details);
+    void SetDetails(const QVector<VLayoutPiece> &details);
     void SetLayoutWidth(qreal width);
     void SetCaseType(Cases caseType);
     int DetailsCount();
@@ -140,9 +140,9 @@ private:
 
     void GatherPages();
     void UnitePages();
-    void UniteDetails(int j, QList<QList<VLayoutDetail> > &nDetails, qreal length, int i);
+    void UniteDetails(int j, QList<QList<VLayoutPiece> > &nDetails, qreal length, int i);
     void UnitePapers(int j, QList<qreal> &papersLength, qreal length);
-    QList<VLayoutDetail> MoveDetails(qreal length, const QVector<VLayoutDetail> &details);
+    QList<VLayoutPiece> MoveDetails(qreal length, const QVector<VLayoutPiece> &details);
 };
 
 typedef std::shared_ptr<VLayoutGenerator> VLayoutGeneratorPtr;
diff --git a/src/libs/vlayout/vlayoutpaper.cpp b/src/libs/vlayout/vlayoutpaper.cpp
index 6422faeea..890c6dea4 100644
--- a/src/libs/vlayout/vlayoutpaper.cpp
+++ b/src/libs/vlayout/vlayoutpaper.cpp
@@ -45,7 +45,7 @@
 
 #include "vbestsquare.h"
 #include "vcontour.h"
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 #include "vlayoutpaper_p.h"
 #include "vposition.h"
 
@@ -185,7 +185,7 @@ void VLayoutPaper::SetPaperIndex(quint32 index)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VLayoutPaper::ArrangeDetail(const VLayoutDetail &detail, volatile bool &stop)
+bool VLayoutPaper::ArrangeDetail(const VLayoutPiece &detail, volatile bool &stop)
 {
     // First need set size of paper
     if (d->globalContour.GetHeight() <= 0 || d->globalContour.GetWidth() <= 0)
@@ -221,7 +221,7 @@ int VLayoutPaper::Count() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VLayoutPaper::AddToSheet(const VLayoutDetail &detail, volatile bool &stop)
+bool VLayoutPaper::AddToSheet(const VLayoutPiece &detail, volatile bool &stop)
 {
     VBestSquare bestResult(d->globalContour.GetSize(), d->saveLength);
     QThreadPool *thread_pool = QThreadPool::globalInstance();
@@ -289,11 +289,11 @@ bool VLayoutPaper::AddToSheet(const VLayoutDetail &detail, volatile bool &stop)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VLayoutPaper::SaveResult(const VBestSquare &bestResult, const VLayoutDetail &detail)
+bool VLayoutPaper::SaveResult(const VBestSquare &bestResult, const VLayoutPiece &detail)
 {
     if (bestResult.ValidResult())
     {
-        VLayoutDetail workDetail = detail;
+        VLayoutPiece workDetail = detail;
         workDetail.SetMatrix(bestResult.Matrix());// Don't forget set matrix
         workDetail.SetMirror(bestResult.Mirror());
         const QVector<QPointF> newGContour = d->globalContour.UniteWithContour(workDetail, bestResult.GContourEdge(),
@@ -369,13 +369,13 @@ QList<QGraphicsItem *> VLayoutPaper::GetItemDetails() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<VLayoutDetail> VLayoutPaper::GetDetails() const
+QVector<VLayoutPiece> VLayoutPaper::GetDetails() const
 {
     return d->details;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutPaper::SetDetails(const QList<VLayoutDetail> &details)
+void VLayoutPaper::SetDetails(const QList<VLayoutPiece> &details)
 {
     d->details = details.toVector();
 }
diff --git a/src/libs/vlayout/vlayoutpaper.h b/src/libs/vlayout/vlayoutpaper.h
index 8c48a076d..7a28b8d74 100644
--- a/src/libs/vlayout/vlayoutpaper.h
+++ b/src/libs/vlayout/vlayoutpaper.h
@@ -40,7 +40,7 @@ class QGraphicsItem;
 class QGraphicsRectItem;
 class QRectF;
 class VBestSquare;
-class VLayoutDetail;
+class VLayoutPiece;
 class VLayoutPaperData;
 template <typename T> class QList;
 template <typename T> class QVector;
@@ -77,22 +77,22 @@ public:
 
     void SetPaperIndex(quint32 index);
 
-    bool ArrangeDetail(const VLayoutDetail &detail, volatile bool &stop);
+    bool ArrangeDetail(const VLayoutPiece &detail, volatile bool &stop);
     int  Count() const;
     QGraphicsRectItem *GetPaperItem(bool autoCrop) const Q_REQUIRED_RESULT;
     QList<QGraphicsItem *> GetItemDetails() const Q_REQUIRED_RESULT;
 
-    QVector<VLayoutDetail> GetDetails() const;
-    void                   SetDetails(const QList<VLayoutDetail>& details);
+    QVector<VLayoutPiece> GetDetails() const;
+    void                   SetDetails(const QList<VLayoutPiece>& details);
 
     QRectF DetailsBoundingRect() const;
 
 private:
     QSharedDataPointer<VLayoutPaperData> d;
 
-    bool AddToSheet(const VLayoutDetail &detail, volatile bool &stop);
+    bool AddToSheet(const VLayoutPiece &detail, volatile bool &stop);
 
-    bool SaveResult(const VBestSquare &bestResult, const VLayoutDetail &detail);
+    bool SaveResult(const VBestSquare &bestResult, const VLayoutPiece &detail);
 
 };
 
diff --git a/src/libs/vlayout/vlayoutpaper_p.h b/src/libs/vlayout/vlayoutpaper_p.h
index 34ec699bf..81acb7a45 100644
--- a/src/libs/vlayout/vlayoutpaper_p.h
+++ b/src/libs/vlayout/vlayoutpaper_p.h
@@ -33,7 +33,7 @@
 #include <QVector>
 #include <QPointF>
 
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 #include "vcontour.h"
 
 QT_WARNING_PUSH
@@ -43,7 +43,7 @@ class VLayoutPaperData : public QSharedData
 {
 public:
     VLayoutPaperData()
-        : details(QVector<VLayoutDetail>()),
+        : details(QVector<VLayoutPiece>()),
           globalContour(VContour()),
           paperIndex(0),
           frame(0),
@@ -57,7 +57,7 @@ public:
 
     VLayoutPaperData(int height,
                      int width)
-        : details(QVector<VLayoutDetail>()),
+        : details(QVector<VLayoutPiece>()),
           globalContour(VContour(height, width)),
           paperIndex(0),
           frame(0),
@@ -86,7 +86,7 @@ public:
     ~VLayoutPaperData() {}
 
     /** @brief details list of arranged details. */
-    QVector<VLayoutDetail> details;
+    QVector<VLayoutPiece> details;
 
     /** @brief globalContour list of global points contour. */
     VContour globalContour;
diff --git a/src/libs/vlayout/vlayoutdetail.cpp b/src/libs/vlayout/vlayoutpiece.cpp
similarity index 89%
rename from src/libs/vlayout/vlayoutdetail.cpp
rename to src/libs/vlayout/vlayoutpiece.cpp
index da6ff54a0..29c1235e2 100644
--- a/src/libs/vlayout/vlayoutdetail.cpp
+++ b/src/libs/vlayout/vlayoutpiece.cpp
@@ -26,7 +26,7 @@
  **
  *************************************************************************/
 
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 
 #include <QBrush>
 #include <QFlags>
@@ -49,7 +49,7 @@
 #include "../vmisc/vabstractapplication.h"
 #include "../vpatterndb/calculator.h"
 #include "vlayoutdef.h"
-#include "vlayoutdetail_p.h"
+#include "vlayoutpiece_p.h"
 #include "vtextmanager.h"
 #include "vgraphicsfillitem.h"
 
@@ -58,17 +58,17 @@ class QLineF;
 class VAbstractPattern;
 
 //---------------------------------------------------------------------------------------------------------------------
-VLayoutDetail::VLayoutDetail()
-    :VAbstractPiece(), d(new VLayoutDetailData)
+VLayoutPiece::VLayoutPiece()
+    :VAbstractPiece(), d(new VLayoutPieceData)
 {}
 
 //---------------------------------------------------------------------------------------------------------------------
-VLayoutDetail::VLayoutDetail(const VLayoutDetail &detail)
+VLayoutPiece::VLayoutPiece(const VLayoutPiece &detail)
     :VAbstractPiece(detail), d(detail.d)
 {}
 
 //---------------------------------------------------------------------------------------------------------------------
-VLayoutDetail &VLayoutDetail::operator=(const VLayoutDetail &detail)
+VLayoutPiece &VLayoutPiece::operator=(const VLayoutPiece &detail)
 {
     if ( &detail == this )
     {
@@ -80,13 +80,13 @@ VLayoutDetail &VLayoutDetail::operator=(const VLayoutDetail &detail)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-VLayoutDetail::~VLayoutDetail()
+VLayoutPiece::~VLayoutPiece()
 {}
 
 //---------------------------------------------------------------------------------------------------------------------
-VLayoutDetail VLayoutDetail::Create(const VPiece &piece, const VContainer *pattern)
+VLayoutPiece VLayoutPiece::Create(const VPiece &piece, const VContainer *pattern)
 {
-    VLayoutDetail det = VLayoutDetail();
+    VLayoutPiece det = VLayoutPiece();
     det.SetCountourPoints(piece.MainPathPoints(pattern));
     det.SetSeamAllowencePoints(piece.SeamAllowancePoints(pattern), piece.IsSeamAllowance());
     det.SetName(piece.GetName());
@@ -120,26 +120,26 @@ VLayoutDetail VLayoutDetail::Create(const VPiece &piece, const VContainer *patte
 
 //---------------------------------------------------------------------------------------------------------------------
 // cppcheck-suppress unusedFunction
-QVector<QPointF> VLayoutDetail::GetContourPoints() const
+QVector<QPointF> VLayoutPiece::GetContourPoints() const
 {
     return Map(d->contour);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetCountourPoints(const QVector<QPointF> &points)
+void VLayoutPiece::SetCountourPoints(const QVector<QPointF> &points)
 {
     d->contour = RemoveDublicates(RoundPoints(points));
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 // cppcheck-suppress unusedFunction
-QVector<QPointF> VLayoutDetail::GetSeamAllowencePoints() const
+QVector<QPointF> VLayoutPiece::GetSeamAllowencePoints() const
 {
     return Map(d->seamAllowence);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetSeamAllowencePoints(const QVector<QPointF> &points, bool seamAllowence)
+void VLayoutPiece::SetSeamAllowencePoints(const QVector<QPointF> &points, bool seamAllowence)
 {
     if (seamAllowence)
     {
@@ -158,13 +158,13 @@ void VLayoutDetail::SetSeamAllowencePoints(const QVector<QPointF> &points, bool
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<QPointF> VLayoutDetail::GetLayoutAllowencePoints() const
+QVector<QPointF> VLayoutPiece::GetLayoutAllowencePoints() const
 {
     return Map(d->layoutAllowence);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetDetail(const QString& qsName, const VPatternPieceData& data, const QFont &font)
+void VLayoutPiece::SetDetail(const QString& qsName, const VPatternPieceData& data, const QFont &font)
 {
     d->detailData = data;
     qreal dAng = qDegreesToRadians(data.GetRotation());
@@ -190,7 +190,7 @@ void VLayoutDetail::SetDetail(const QString& qsName, const VPatternPieceData& da
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetPatternInfo(const VAbstractPattern* pDoc, const VPatternInfoGeometry& geom, const QFont &font,
+void VLayoutPiece::SetPatternInfo(const VAbstractPattern* pDoc, const VPatternInfoGeometry& geom, const QFont &font,
                                    qreal dSize, qreal dHeight)
 {
     d->patternGeom = geom;
@@ -219,7 +219,7 @@ void VLayoutDetail::SetPatternInfo(const VAbstractPattern* pDoc, const VPatternI
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetGrainline(const VGrainlineGeometry& geom, const VContainer& rPattern)
+void VLayoutPiece::SetGrainline(const VGrainlineGeometry& geom, const VContainer& rPattern)
 {
     d->grainlineGeom = geom;
     qreal dAng;
@@ -286,31 +286,31 @@ void VLayoutDetail::SetGrainline(const VGrainlineGeometry& geom, const VContaine
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QTransform VLayoutDetail::GetMatrix() const
+QTransform VLayoutPiece::GetMatrix() const
 {
     return d->matrix;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetMatrix(const QTransform &matrix)
+void VLayoutPiece::SetMatrix(const QTransform &matrix)
 {
     d->matrix = matrix;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-qreal VLayoutDetail::GetLayoutWidth() const
+qreal VLayoutPiece::GetLayoutWidth() const
 {
     return d->layoutWidth;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetLayoutWidth(const qreal &value)
+void VLayoutPiece::SetLayoutWidth(const qreal &value)
 {
     d->layoutWidth = value;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::Translate(qreal dx, qreal dy)
+void VLayoutPiece::Translate(qreal dx, qreal dy)
 {
     QTransform m;
     m.translate(dx, dy);
@@ -318,7 +318,7 @@ void VLayoutDetail::Translate(qreal dx, qreal dy)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::Rotate(const QPointF &originPoint, qreal degrees)
+void VLayoutPiece::Rotate(const QPointF &originPoint, qreal degrees)
 {
     QTransform m;
     m.translate(originPoint.x(), originPoint.y());
@@ -328,7 +328,7 @@ void VLayoutDetail::Rotate(const QPointF &originPoint, qreal degrees)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::Mirror(const QLineF &edge)
+void VLayoutPiece::Mirror(const QLineF &edge)
 {
     if (edge.isNull())
     {
@@ -361,43 +361,43 @@ void VLayoutDetail::Mirror(const QLineF &edge)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-int VLayoutDetail::DetailEdgesCount() const
+int VLayoutPiece::DetailEdgesCount() const
 {
     return DetailPath().count();
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-int VLayoutDetail::LayoutEdgesCount() const
+int VLayoutPiece::LayoutEdgesCount() const
 {
     return d->layoutAllowence.count();
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QLineF VLayoutDetail::DetailEdge(int i) const
+QLineF VLayoutPiece::DetailEdge(int i) const
 {
     return Edge(DetailPath(), i);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QLineF VLayoutDetail::LayoutEdge(int i) const
+QLineF VLayoutPiece::LayoutEdge(int i) const
 {
     return Edge(d->layoutAllowence, i);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-int VLayoutDetail::DetailEdgeByPoint(const QPointF &p1) const
+int VLayoutPiece::DetailEdgeByPoint(const QPointF &p1) const
 {
     return EdgeByPoint(DetailPath(), p1);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-int VLayoutDetail::LayoutEdgeByPoint(const QPointF &p1) const
+int VLayoutPiece::LayoutEdgeByPoint(const QPointF &p1) const
 {
     return EdgeByPoint(d->layoutAllowence, p1);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QRectF VLayoutDetail::DetailBoundingRect() const
+QRectF VLayoutPiece::DetailBoundingRect() const
 {
     QVector<QPointF> points;
     if (IsSeamAllowance())
@@ -414,7 +414,7 @@ QRectF VLayoutDetail::DetailBoundingRect() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QRectF VLayoutDetail::LayoutBoundingRect() const
+QRectF VLayoutPiece::LayoutBoundingRect() const
 {
     QVector<QPointF> points = GetLayoutAllowencePoints();
     points.append(points.first());
@@ -422,14 +422,14 @@ QRectF VLayoutDetail::LayoutBoundingRect() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-qreal VLayoutDetail::Diagonal() const
+qreal VLayoutPiece::Diagonal() const
 {
     const QRectF rec = LayoutBoundingRect();
     return qSqrt(pow(rec.height(), 2) + pow(rec.width(), 2));
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VLayoutDetail::isNull() const
+bool VLayoutPiece::isNull() const
 {
     if (d->contour.isEmpty() == false && d->layoutWidth > 0)
     {
@@ -449,7 +449,7 @@ bool VLayoutDetail::isNull() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-qint64 VLayoutDetail::Square() const
+qint64 VLayoutPiece::Square() const
 {
     if (d->layoutAllowence.isEmpty()) //-V807
     {
@@ -463,7 +463,7 @@ qint64 VLayoutDetail::Square() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetLayoutAllowencePoints()
+void VLayoutPiece::SetLayoutAllowencePoints()
 {
     if (d->layoutWidth > 0)
     {
@@ -499,7 +499,7 @@ void VLayoutDetail::SetLayoutAllowencePoints()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<QPointF> VLayoutDetail::Map(const QVector<QPointF> &points) const
+QVector<QPointF> VLayoutPiece::Map(const QVector<QPointF> &points) const
 {
     QVector<QPointF> p;
     for (int i = 0; i < points.size(); ++i)
@@ -520,7 +520,7 @@ QVector<QPointF> VLayoutDetail::Map(const QVector<QPointF> &points) const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<QPointF> VLayoutDetail::RoundPoints(const QVector<QPointF> &points)
+QVector<QPointF> VLayoutPiece::RoundPoints(const QVector<QPointF> &points)
 {
     QVector<QPointF> p;
     for (int i=0; i < points.size(); ++i)
@@ -531,7 +531,7 @@ QVector<QPointF> VLayoutDetail::RoundPoints(const QVector<QPointF> &points)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QPainterPath VLayoutDetail::ContourPath() const
+QPainterPath VLayoutPiece::ContourPath() const
 {
     QPainterPath path;
 
@@ -569,13 +569,13 @@ QPainterPath VLayoutDetail::ContourPath() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::ClearTextItems()
+void VLayoutPiece::ClearTextItems()
 {
     d->m_liPP.clear();
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::CreateTextItems()
+void VLayoutPiece::CreateTextItems()
 {
     ClearTextItems();
     // first add detail texts
@@ -696,7 +696,7 @@ void VLayoutDetail::CreateTextItems()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-int VLayoutDetail::GetTextItemsCount() const
+int VLayoutPiece::GetTextItemsCount() const
 {
     return d->m_liPP.count();
 }
@@ -707,7 +707,7 @@ int VLayoutDetail::GetTextItemsCount() const
  * @param i index of the requested item
  * @return pointer to the newly created item. The caller is responsible to delete it.
  */
-QGraphicsItem* VLayoutDetail::GetTextItem(int i) const
+QGraphicsItem* VLayoutPiece::GetTextItem(int i) const
 {
     QGraphicsPathItem* item = new QGraphicsPathItem();
     QTransform transform = d->matrix;
@@ -751,7 +751,7 @@ QGraphicsItem* VLayoutDetail::GetTextItem(int i) const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QPainterPath VLayoutDetail::LayoutAllowencePath() const
+QPainterPath VLayoutPiece::LayoutAllowencePath() const
 {
     QPainterPath path;
     path.setFillRule(Qt::WindingFill);
@@ -768,7 +768,7 @@ QPainterPath VLayoutDetail::LayoutAllowencePath() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QGraphicsItem *VLayoutDetail::GetItem() const
+QGraphicsItem *VLayoutPiece::GetItem() const
 {
     QGraphicsPathItem *item = new QGraphicsPathItem();
     item->setPath(ContourPath());
@@ -776,7 +776,7 @@ QGraphicsItem *VLayoutDetail::GetItem() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QGraphicsItem* VLayoutDetail::GetGrainlineItem() const
+QGraphicsItem* VLayoutPiece::GetGrainlineItem() const
 {
     if (d->grainlinePoints.count() < 2)
     {
@@ -795,7 +795,7 @@ QGraphicsItem* VLayoutDetail::GetGrainlineItem() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<QPointF> VLayoutDetail::DetailPath() const
+QVector<QPointF> VLayoutPiece::DetailPath() const
 {
     if (IsSeamAllowance())
     {
@@ -808,7 +808,7 @@ QVector<QPointF> VLayoutDetail::DetailPath() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QVector<VSAPoint> VLayoutDetail::PrepareAllowance(const QVector<QPointF> &points)
+QVector<VSAPoint> VLayoutPiece::PrepareAllowance(const QVector<QPointF> &points)
 {
     QVector<VSAPoint> allowancePoints;
     for(int i = 0; i < points.size(); +i)
@@ -819,13 +819,13 @@ QVector<VSAPoint> VLayoutDetail::PrepareAllowance(const QVector<QPointF> &points
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VLayoutDetail::IsMirror() const
+bool VLayoutPiece::IsMirror() const
 {
     return d->mirror;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VLayoutDetail::SetMirror(bool value)
+void VLayoutPiece::SetMirror(bool value)
 {
     d->mirror = value;
 }
@@ -838,7 +838,7 @@ void VLayoutDetail::SetMirror(bool value)
  * @param dAng angle of rotation
  * @return position of point pt after rotating it around the center for dAng radians
  */
-QPointF VLayoutDetail::RotatePoint(const QPointF &ptCenter, const QPointF& pt, qreal dAng)
+QPointF VLayoutPiece::RotatePoint(const QPointF &ptCenter, const QPointF& pt, qreal dAng)
 {
     QPointF ptDest;
     QPointF ptRel = pt - ptCenter;
@@ -855,7 +855,7 @@ QPointF VLayoutDetail::RotatePoint(const QPointF &ptCenter, const QPointF& pt, q
  * @param points list of 4 label vertices
  * @return list of flipped points
  */
-QVector<QPointF> VLayoutDetail::Mirror(const QVector<QPointF> &points) const
+QVector<QPointF> VLayoutPiece::Mirror(const QVector<QPointF> &points) const
 {
     // should only call this method with rectangular shapes
     Q_ASSERT(points.count() == 4);
@@ -880,7 +880,7 @@ QVector<QPointF> VLayoutDetail::Mirror(const QVector<QPointF> &points) const
  * @param pt2 second point
  * @return Euclidian distance between the two points
  */
-qreal VLayoutDetail::GetDistance(const QPointF &pt1, const QPointF &pt2)
+qreal VLayoutPiece::GetDistance(const QPointF &pt1, const QPointF &pt2)
 {
     const qreal dX = pt1.x() - pt2.x();
     const qreal dY = pt1.y() - pt2.y();
@@ -889,7 +889,7 @@ qreal VLayoutDetail::GetDistance(const QPointF &pt1, const QPointF &pt2)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QLineF VLayoutDetail::Edge(const QVector<QPointF> &path, int i) const
+QLineF VLayoutPiece::Edge(const QVector<QPointF> &path, int i) const
 {
     if (i < 1 || i > path.count())
     { // Doesn't exist such edge
@@ -923,7 +923,7 @@ QLineF VLayoutDetail::Edge(const QVector<QPointF> &path, int i) const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-int VLayoutDetail::EdgeByPoint(const QVector<QPointF> &path, const QPointF &p1) const
+int VLayoutPiece::EdgeByPoint(const QVector<QPointF> &path, const QPointF &p1) const
 {
     if (p1.isNull())
     {
diff --git a/src/libs/vlayout/vlayoutdetail.h b/src/libs/vlayout/vlayoutpiece.h
similarity index 91%
rename from src/libs/vlayout/vlayoutdetail.h
rename to src/libs/vlayout/vlayoutpiece.h
index 138f65184..63a46a9db 100644
--- a/src/libs/vlayout/vlayoutdetail.h
+++ b/src/libs/vlayout/vlayoutpiece.h
@@ -55,20 +55,20 @@ class QPointF;
 class QRectF;
 class QTransform;
 class VAbstractPattern;
-class VLayoutDetailData;
+class VLayoutPieceData;
 class VPatternInfoGeometry;
 class VPatternPieceData;
 class VGrainlineGeometry;
 
-class VLayoutDetail :public VAbstractPiece
+class VLayoutPiece :public VAbstractPiece
 {
 public:
-    VLayoutDetail();
-    VLayoutDetail(const VLayoutDetail &detail);
-    VLayoutDetail &operator=(const VLayoutDetail &detail);
-    virtual ~VLayoutDetail() Q_DECL_OVERRIDE;
+    VLayoutPiece();
+    VLayoutPiece(const VLayoutPiece &detail);
+    VLayoutPiece &operator=(const VLayoutPiece &detail);
+    virtual ~VLayoutPiece() Q_DECL_OVERRIDE;
 
-    static VLayoutDetail Create(const VPiece &piece, const VContainer *pattern);
+    static VLayoutPiece Create(const VPiece &piece, const VContainer *pattern);
 
     QVector<QPointF> GetContourPoints() const;
     void SetCountourPoints(const QVector<QPointF> &points);
@@ -124,7 +124,7 @@ public:
     QGraphicsItem* GetGrainlineItem() const Q_REQUIRED_RESULT;
 
 private:
-    QSharedDataPointer<VLayoutDetailData>   d;
+    QSharedDataPointer<VLayoutPieceData>   d;
 
     QVector<QPointF> DetailPath() const;
 
@@ -140,6 +140,6 @@ private:
     int    EdgeByPoint(const QVector<QPointF> &path, const QPointF &p1) const;
 };
 
-Q_DECLARE_TYPEINFO(VLayoutDetail, Q_MOVABLE_TYPE);
+Q_DECLARE_TYPEINFO(VLayoutPiece, Q_MOVABLE_TYPE);
 
 #endif // VLAYOUTDETAIL_H
diff --git a/src/libs/vlayout/vlayoutdetail_p.h b/src/libs/vlayout/vlayoutpiece_p.h
similarity index 94%
rename from src/libs/vlayout/vlayoutdetail_p.h
rename to src/libs/vlayout/vlayoutpiece_p.h
index 289af3275..76a5b1cff 100644
--- a/src/libs/vlayout/vlayoutdetail_p.h
+++ b/src/libs/vlayout/vlayoutpiece_p.h
@@ -43,17 +43,17 @@
 QT_WARNING_PUSH
 QT_WARNING_DISABLE_GCC("-Weffc++")
 
-class VLayoutDetailData : public QSharedData
+class VLayoutPieceData : public QSharedData
 {
 public:
-    VLayoutDetailData()
+    VLayoutPieceData()
         :contour(QVector<QPointF>()), seamAllowence(QVector<QPointF>()), layoutAllowence(QVector<QPointF>()),
           matrix(QMatrix()), layoutWidth(0), mirror(false), detailLabel(QVector<QPointF>()),
           patternInfo(QVector<QPointF>()), grainlinePoints(QVector<QPointF>()), detailData(), patternGeom(),
           grainlineGeom(), m_tmDetail(), m_tmPattern(), m_liPP(QList<QPainterPath>())
     {}
 
-    VLayoutDetailData(const VLayoutDetailData &detail)
+    VLayoutPieceData(const VLayoutPieceData &detail)
         :QSharedData(detail), contour(detail.contour), seamAllowence(detail.seamAllowence),
           layoutAllowence(detail.layoutAllowence), matrix(detail.matrix),
           layoutWidth(detail.layoutWidth), mirror(detail.mirror), detailLabel(detail.detailLabel),
@@ -62,7 +62,7 @@ public:
           m_tmPattern(detail.m_tmPattern), m_liPP(detail.m_liPP)
     {}
 
-    ~VLayoutDetailData() {}
+    ~VLayoutPieceData() {}
 
     /** @brief contour list of contour points. */
     QVector<QPointF>                        contour;
@@ -101,7 +101,7 @@ public:
     QList<QPainterPath>                     m_liPP;
 
 private:
-    VLayoutDetailData &operator=(const VLayoutDetailData &) Q_DECL_EQ_DELETE;
+    VLayoutPieceData &operator=(const VLayoutPieceData &) Q_DECL_EQ_DELETE;
 };
 
 QT_WARNING_POP
diff --git a/src/libs/vlayout/vposition.cpp b/src/libs/vlayout/vposition.cpp
index 6524dddb6..cbe25ef01 100644
--- a/src/libs/vlayout/vposition.cpp
+++ b/src/libs/vlayout/vposition.cpp
@@ -50,10 +50,10 @@
 #include "../vmisc/vmath.h"
 
 //---------------------------------------------------------------------------------------------------------------------
-VPosition::VPosition(const VContour &gContour, int j, const VLayoutDetail &detail, int i, volatile bool *stop,
+VPosition::VPosition(const VContour &gContour, int j, const VLayoutPiece &detail, int i, volatile bool *stop,
                      bool rotate, int rotationIncrease, bool saveLength)
     :QRunnable(), bestResult(VBestSquare(gContour.GetSize(), saveLength)), gContour(gContour), detail(detail), i(i),
-      j(j), paperIndex(0), frame(0), detailsCount(0), details(QVector<VLayoutDetail>()), stop(stop), rotate(rotate),
+      j(j), paperIndex(0), frame(0), detailsCount(0), details(QVector<VLayoutPiece>()), stop(stop), rotate(rotate),
       rotationIncrease(rotationIncrease), angle_between(0)
 {
     if ((rotationIncrease >= 1 && rotationIncrease <= 180 && 360 % rotationIncrease == 0) == false)
@@ -71,7 +71,7 @@ void VPosition::run()
     }
 
     // We should use copy of the detail.
-    VLayoutDetail workDetail = detail;
+    VLayoutPiece workDetail = detail;
 
     int dEdge = i;// For mirror detail edge will be different
     if (CheckCombineEdges(workDetail, j, dEdge))
@@ -139,7 +139,7 @@ void VPosition::setDetailsCount(const quint32 &value)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VPosition::setDetails(const QVector<VLayoutDetail> &details)
+void VPosition::setDetails(const QVector<VLayoutPiece> &details)
 {
     this->details = details;
 }
@@ -151,8 +151,8 @@ VBestSquare VPosition::getBestResult() const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VPosition::DrawDebug(const VContour &contour, const VLayoutDetail &detail, int frame, quint32 paperIndex,
-                          int detailsCount, const QVector<VLayoutDetail> &details)
+void VPosition::DrawDebug(const VContour &contour, const VLayoutPiece &detail, int frame, quint32 paperIndex,
+                          int detailsCount, const QVector<VLayoutPiece> &details)
 {
     const int biasWidth = Bias(contour.GetWidth(), QIMAGE_MAX);
     const int biasHeight = Bias(contour.GetHeight(), QIMAGE_MAX);
@@ -242,7 +242,7 @@ int VPosition::Bias(int length, int maxLength)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VPosition::SaveCandidate(VBestSquare &bestResult, const VLayoutDetail &detail, int globalI, int detJ,
+void VPosition::SaveCandidate(VBestSquare &bestResult, const VLayoutPiece &detail, int globalI, int detJ,
                               BestFrom type)
 {
     QVector<QPointF> newGContour = gContour.UniteWithContour(detail, globalI, detJ, type);
@@ -252,7 +252,7 @@ void VPosition::SaveCandidate(VBestSquare &bestResult, const VLayoutDetail &deta
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VPosition::CheckCombineEdges(VLayoutDetail &detail, int j, int &dEdge)
+bool VPosition::CheckCombineEdges(VLayoutPiece &detail, int j, int &dEdge)
 {
     const QLineF globalEdge = gContour.GlobalEdge(j);
     bool flagMirror = false;
@@ -340,7 +340,7 @@ bool VPosition::CheckCombineEdges(VLayoutDetail &detail, int j, int &dEdge)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VPosition::CheckRotationEdges(VLayoutDetail &detail, int j, int dEdge, int angle) const
+bool VPosition::CheckRotationEdges(VLayoutPiece &detail, int j, int dEdge, int angle) const
 {
     const QLineF globalEdge = gContour.GlobalEdge(j);
     bool flagSquare = false;
@@ -376,7 +376,7 @@ bool VPosition::CheckRotationEdges(VLayoutDetail &detail, int j, int dEdge, int
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-VPosition::CrossingType VPosition::Crossing(const VLayoutDetail &detail) const
+VPosition::CrossingType VPosition::Crossing(const VLayoutPiece &detail) const
 {
     const QRectF gRect = gContour.BoundingRect();
     if (not gRect.intersects(detail.LayoutBoundingRect()) && not gRect.contains(detail.DetailBoundingRect()))
@@ -404,7 +404,7 @@ bool VPosition::SheetContains(const QRectF &rect) const
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VPosition::CombineEdges(VLayoutDetail &detail, const QLineF &globalEdge, const int &dEdge)
+void VPosition::CombineEdges(VLayoutPiece &detail, const QLineF &globalEdge, const int &dEdge)
 {
     QLineF detailEdge;
     if (gContour.GetContour().isEmpty())
@@ -433,7 +433,7 @@ void VPosition::CombineEdges(VLayoutDetail &detail, const QLineF &globalEdge, co
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VPosition::RotateEdges(VLayoutDetail &detail, const QLineF &globalEdge, int dEdge, int angle) const
+void VPosition::RotateEdges(VLayoutPiece &detail, const QLineF &globalEdge, int dEdge, int angle) const
 {
     QLineF detailEdge;
     if (gContour.GetContour().isEmpty())
@@ -472,7 +472,7 @@ void VPosition::Rotate(int increase)
         }
 
         // We should use copy of the detail.
-        VLayoutDetail workDetail = detail;
+        VLayoutPiece workDetail = detail;
 
         if (CheckRotationEdges(workDetail, j, i, angle))
         {
@@ -549,7 +549,7 @@ QPainterPath VPosition::DrawContour(const QVector<QPointF> &points)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QPainterPath VPosition::DrawDetails(const QVector<VLayoutDetail> &details)
+QPainterPath VPosition::DrawDetails(const QVector<VLayoutPiece> &details)
 {
     QPainterPath path;
     path.setFillRule(Qt::WindingFill);
diff --git a/src/libs/vlayout/vposition.h b/src/libs/vlayout/vposition.h
index 692d05d42..c607d4777 100644
--- a/src/libs/vlayout/vposition.h
+++ b/src/libs/vlayout/vposition.h
@@ -37,7 +37,7 @@
 #include "vbestsquare.h"
 #include "vcontour.h"
 #include "vlayoutdef.h"
-#include "vlayoutdetail.h"
+#include "vlayoutpiece.h"
 
 class QLineF;
 class QPainterPath;
@@ -48,7 +48,7 @@ class QRectF;
 class VPosition : public QRunnable
 {
 public:
-    VPosition(const VContour &gContour, int j, const VLayoutDetail &detail, int i, volatile bool *stop, bool rotate,
+    VPosition(const VContour &gContour, int j, const VLayoutPiece &detail, int i, volatile bool *stop, bool rotate,
               int rotationIncrease, bool saveLength);
     virtual ~VPosition() Q_DECL_OVERRIDE{}
 
@@ -61,12 +61,12 @@ public:
     quint32 getDetailsCount() const;
     void setDetailsCount(const quint32 &value);
 
-    void setDetails(const QVector<VLayoutDetail> &details);
+    void setDetails(const QVector<VLayoutPiece> &details);
 
     VBestSquare getBestResult() const;
 
-    static void DrawDebug(const VContour &contour, const VLayoutDetail &detail, int frame, quint32 paperIndex,
-                          int detailsCount, const QVector<VLayoutDetail> &details = QVector<VLayoutDetail>());
+    static void DrawDebug(const VContour &contour, const VLayoutPiece &detail, int frame, quint32 paperIndex,
+                          int detailsCount, const QVector<VLayoutPiece> &details = QVector<VLayoutPiece>());
 
     static int Bias(int length, int maxLength);
 
@@ -74,13 +74,13 @@ private:
     Q_DISABLE_COPY(VPosition)
     VBestSquare bestResult;
     const VContour gContour;
-    const VLayoutDetail detail;
+    const VLayoutPiece detail;
     int i;
     int j;
     quint32 paperIndex;
     quint32 frame;
     quint32 detailsCount;
-    QVector<VLayoutDetail> details;
+    QVector<VLayoutPiece> details;
     volatile bool *stop;
     bool rotate;
     int rotationIncrease;
@@ -105,20 +105,20 @@ private:
 
     virtual void run() Q_DECL_OVERRIDE;
 
-    void SaveCandidate(VBestSquare &bestResult, const VLayoutDetail &detail, int globalI, int detJ, BestFrom type);
+    void SaveCandidate(VBestSquare &bestResult, const VLayoutPiece &detail, int globalI, int detJ, BestFrom type);
 
-    bool CheckCombineEdges(VLayoutDetail &detail, int j, int &dEdge);
-    bool CheckRotationEdges(VLayoutDetail &detail, int j, int dEdge, int angle) const;
+    bool CheckCombineEdges(VLayoutPiece &detail, int j, int &dEdge);
+    bool CheckRotationEdges(VLayoutPiece &detail, int j, int dEdge, int angle) const;
 
-    CrossingType Crossing(const VLayoutDetail &detail) const;
+    CrossingType Crossing(const VLayoutPiece &detail) const;
     bool         SheetContains(const QRectF &rect) const;
 
-    void CombineEdges(VLayoutDetail &detail, const QLineF &globalEdge, const int &dEdge);
-    void RotateEdges(VLayoutDetail &detail, const QLineF &globalEdge, int dEdge, int angle) const;
+    void CombineEdges(VLayoutPiece &detail, const QLineF &globalEdge, const int &dEdge);
+    void RotateEdges(VLayoutPiece &detail, const QLineF &globalEdge, int dEdge, int angle) const;
 
     static QPainterPath ShowDirection(const QLineF &edge);
     static QPainterPath DrawContour(const QVector<QPointF> &points);
-    static QPainterPath DrawDetails(const QVector<VLayoutDetail> &details);
+    static QPainterPath DrawDetails(const QVector<VLayoutPiece> &details);
 
     void Rotate(int increase);
 };
diff --git a/src/test/ValentinaTest/tst_vlayoutdetail.cpp b/src/test/ValentinaTest/tst_vlayoutdetail.cpp
index cf29172ef..f440e813a 100644
--- a/src/test/ValentinaTest/tst_vlayoutdetail.cpp
+++ b/src/test/ValentinaTest/tst_vlayoutdetail.cpp
@@ -27,7 +27,7 @@
  *************************************************************************/
 
 #include "tst_vlayoutdetail.h"
-#include "../vlayout/vlayoutdetail.h"
+#include "../vlayout/vlayoutpiece.h"
 
 #include <QtDebug>
 
@@ -56,7 +56,7 @@ void TST_VLayoutDetail::Case1() const
     // See issue #304. Layout appears different than my pattern.
     // https://bitbucket.org/dismine/valentina/issue/304/layout-appears-different-than-my-pattern
 
-    VLayoutDetail det = VLayoutDetail();
+    VLayoutPiece det = VLayoutPiece();
     det.SetCountourPoints(InputPointsCase1());
 
     // Begin comparison
@@ -118,7 +118,7 @@ QVector<QPointF> TST_VLayoutDetail::OutputPointsCase1() const //-V524
 //---------------------------------------------------------------------------------------------------------------------
 void TST_VLayoutDetail::Case2() const
 {
-    VLayoutDetail det = VLayoutDetail();
+    VLayoutPiece det = VLayoutPiece();
     det.SetCountourPoints(InputPointsCase2());
 
     // Begin comparison
@@ -159,7 +159,7 @@ QVector<QPointF> TST_VLayoutDetail::OutputPointsCase2() const
 //---------------------------------------------------------------------------------------------------------------------
 void TST_VLayoutDetail::Case3() const
 {
-    VLayoutDetail det = VLayoutDetail();
+    VLayoutPiece det = VLayoutPiece();
     det.SetCountourPoints(InputPointsCase3());
 
     // Begin comparison