diff --git a/src/app/tools/drawTools/vdrawtool.cpp b/src/app/tools/drawTools/vdrawtool.cpp
index eeabe8c91..c52726d64 100644
--- a/src/app/tools/drawTools/vdrawtool.cpp
+++ b/src/app/tools/drawTools/vdrawtool.cpp
@@ -131,7 +131,7 @@ void VDrawTool::SaveDialogChange()
         SaveDialog(newDomElement);
 
         SaveToolOptions *saveOptions = new SaveToolOptions(oldDomElement, newDomElement, doc, id);
-        connect(saveOptions, &SaveToolOptions::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+        connect(saveOptions, &SaveToolOptions::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
         qApp->getUndoStack()->push(saveOptions);
     }
     else
@@ -182,7 +182,7 @@ void VDrawTool::SaveOption(QSharedPointer<VGObject> &obj)
         SaveOptions(newDomElement, obj);
 
         SaveToolOptions *saveOptions = new SaveToolOptions(oldDomElement, newDomElement, doc, id);
-        connect(saveOptions, &SaveToolOptions::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+        connect(saveOptions, &SaveToolOptions::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
         qApp->getUndoStack()->push(saveOptions);
     }
     else
diff --git a/src/app/tools/drawTools/vtoolpoint.cpp b/src/app/tools/drawTools/vtoolpoint.cpp
index 91d2ddf01..d1c0a94bb 100644
--- a/src/app/tools/drawTools/vtoolpoint.cpp
+++ b/src/app/tools/drawTools/vtoolpoint.cpp
@@ -136,7 +136,7 @@ void VToolPoint::NameChangePosition(const QPointF &pos)
 void VToolPoint::UpdateNamePosition(qreal mx, qreal my)
 {
     MoveLabel *moveLabel = new MoveLabel(doc, mx, my, id, this->scene());
-    connect(moveLabel, &MoveLabel::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+    connect(moveLabel, &MoveLabel::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
     qApp->getUndoStack()->push(moveLabel);
 }
 
diff --git a/src/app/tools/drawTools/vtoolsinglepoint.cpp b/src/app/tools/drawTools/vtoolsinglepoint.cpp
index f8b8c521c..0804cd307 100644
--- a/src/app/tools/drawTools/vtoolsinglepoint.cpp
+++ b/src/app/tools/drawTools/vtoolsinglepoint.cpp
@@ -146,7 +146,7 @@ QVariant VToolSinglePoint::itemChange(QGraphicsItem::GraphicsItemChange change,
         QPointF newPos = value.toPointF();
 
         MoveSPoint *moveSP = new MoveSPoint(doc, newPos.x(), newPos.y(), id, this->scene());
-        connect(moveSP, &MoveSPoint::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+        connect(moveSP, &MoveSPoint::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
         qApp->getUndoStack()->push(moveSP);
     }
     return QGraphicsItem::itemChange(change, value);
diff --git a/src/app/tools/drawTools/vtoolspline.cpp b/src/app/tools/drawTools/vtoolspline.cpp
index 0985f93c1..8d9b1fba4 100644
--- a/src/app/tools/drawTools/vtoolspline.cpp
+++ b/src/app/tools/drawTools/vtoolspline.cpp
@@ -253,7 +253,7 @@ void VToolSpline::ControlPointChangePosition(const qint32 &indexSpline, const Sp
     }
 
     MoveSpline *moveSpl = new MoveSpline(doc, spline.data(), spl, id, this->scene());
-    connect(moveSpl, &MoveSpline::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+    connect(moveSpl, &MoveSpline::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
     qApp->getUndoStack()->push(moveSpl);
 }
 
@@ -416,7 +416,7 @@ void VToolSpline::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
     VSpline spl = VSpline(spline->GetP1(), p2, p3, spline->GetP4(), spline->GetKcurve());
 
     MoveSpline *moveSpl = new MoveSpline(doc, spline.data(), spl, id, this->scene());
-    connect(moveSpl, &MoveSpline::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+    connect(moveSpl, &MoveSpline::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
     qApp->getUndoStack()->push(moveSpl);
 }
 
diff --git a/src/app/tools/drawTools/vtoolsplinepath.cpp b/src/app/tools/drawTools/vtoolsplinepath.cpp
index 0b176cfa1..e316f7a6e 100644
--- a/src/app/tools/drawTools/vtoolsplinepath.cpp
+++ b/src/app/tools/drawTools/vtoolsplinepath.cpp
@@ -211,7 +211,7 @@ void VToolSplinePath::ControlPointChangePosition(const qint32 &indexSpline, cons
     UpdateControlPoints(spl, newSplPath, indexSpline);
 
     MoveSplinePath *moveSplPath = new MoveSplinePath(doc, oldSplPath, newSplPath, id, this->scene());
-    connect(moveSplPath, &VUndoCommand::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+    connect(moveSplPath, &VUndoCommand::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
     qApp->getUndoStack()->push(moveSplPath);
 }
 
@@ -493,7 +493,7 @@ void VToolSplinePath::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
     UpdateControlPoints(spl, newSplPath, indexSpline);
 
     MoveSplinePath *moveSplPath = new MoveSplinePath(doc, oldSplPath, newSplPath, id, this->scene());
-    connect(moveSplPath, &VUndoCommand::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+    connect(moveSplPath, &VUndoCommand::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
     qApp->getUndoStack()->push(moveSplPath);
 }
 
diff --git a/src/app/tools/vabstracttool.cpp b/src/app/tools/vabstracttool.cpp
index f85c369f9..d68c3268a 100644
--- a/src/app/tools/vabstracttool.cpp
+++ b/src/app/tools/vabstracttool.cpp
@@ -111,13 +111,13 @@ const QString VAbstractTool::ColorYellow    = QStringLiteral("yellow");
  * @param id object id in container.
  * @param parent parent object.
  */
-VAbstractTool::VAbstractTool(VPattern *doc, VContainer *data, quint32 id, QObject *parent)
+VAbstractTool::VAbstractTool(VAbstractPattern *doc, VContainer *data, quint32 id, QObject *parent)
     :VDataTool(data, parent), doc(doc), id(id), baseColor(Qt::black), vis(nullptr)
 {
     SCASSERT(doc != nullptr);
-    connect(this, &VAbstractTool::toolhaveChange, this->doc, &VPattern::haveLiteChange);
-    connect(this->doc, &VPattern::FullUpdateFromFile, this, &VAbstractTool::FullUpdateFromFile);
-    connect(this, &VAbstractTool::LiteUpdateTree, this->doc, &VPattern::LiteParseTree);
+    connect(this, &VAbstractTool::toolhaveChange, this->doc, &VAbstractPattern::haveLiteChange);
+    connect(this->doc, &VAbstractPattern::FullUpdateFromFile, this, &VAbstractTool::FullUpdateFromFile);
+    connect(this, &VAbstractTool::LiteUpdateTree, this->doc, &VAbstractPattern::LiteParseTree);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -141,7 +141,7 @@ void VAbstractTool::DeleteTool(bool ask)
             }
         }
         DelTool *delTool = new DelTool(doc, id);
-        connect(delTool, &DelTool::NeedFullParsing, doc, &VPattern::NeedFullParsing);
+        connect(delTool, &DelTool::NeedFullParsing, doc, &VAbstractPattern::NeedFullParsing);
         qApp->getUndoStack()->push(delTool);
     }
 }
@@ -333,7 +333,7 @@ const QStringList VAbstractTool::StylesList()
  * @param toolType tool type
  * @param doc dom document container
  */
-void VAbstractTool::AddRecord(const quint32 id, const Tool &toolType, VPattern *doc)
+void VAbstractTool::AddRecord(const quint32 id, const Tool &toolType, VAbstractPattern *doc)
 {
     QVector<VToolRecord> *history = doc->getHistory();
     VToolRecord record = VToolRecord(id, toolType, doc->GetNameActivPP());
diff --git a/src/app/tools/vabstracttool.h b/src/app/tools/vabstracttool.h
index 92510807b..e2d029bab 100644
--- a/src/app/tools/vabstracttool.h
+++ b/src/app/tools/vabstracttool.h
@@ -30,7 +30,7 @@
 #define VABSTRACTTOOL_H
 
 #include "vdatatool.h"
-#include "../xml/vpattern.h"
+#include "../../libs/ifc/xml/vabstractpattern.h"
 #include "../core/vapplication.h"
 #include "../libs/vwidgets/vmaingraphicsscene.h"
 #include "../visualization/visualization.h"
@@ -51,7 +51,7 @@ class VAbstractTool: public VDataTool
 {
     Q_OBJECT
 public:
-    VAbstractTool(VPattern *doc, VContainer *data, quint32 id, QObject *parent = nullptr);
+    VAbstractTool(VAbstractPattern *doc, VContainer *data, quint32 id, QObject *parent = nullptr);
     virtual ~VAbstractTool();
     quint32                 getId() const;
     static const QString    AttrType;
@@ -124,7 +124,7 @@ public:
     static const QStringList      Colors();
     static QMap<QString, QString> ColorsList();
 
-    static void             AddRecord(const quint32 id, const Tool &toolType, VPattern *doc);
+    static void             AddRecord(const quint32 id, const Tool &toolType, VAbstractPattern *doc);
 
     const VContainer        *getData() const;
 
@@ -153,7 +153,7 @@ signals:
     void                    LiteUpdateTree(const Document &parse);
 protected:
     /** @brief doc dom document container */
-    VPattern                *doc;
+    VAbstractPattern         *doc;
 
     /** @brief id object id. */
     const quint32            id;
diff --git a/src/app/tools/vtooldetail.cpp b/src/app/tools/vtooldetail.cpp
index 6303b5284..a698b8b29 100644
--- a/src/app/tools/vtooldetail.cpp
+++ b/src/app/tools/vtooldetail.cpp
@@ -264,7 +264,7 @@ void VToolDetail::FullUpdateFromGuiOk(int result)
         VDetail oldDet = VAbstractTool::data.GetDetail(id);
 
         SaveDetailOptions *saveCommand = new SaveDetailOptions(oldDet, newDet, doc, id, this->scene());
-        connect(saveCommand, &SaveDetailOptions::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+        connect(saveCommand, &SaveDetailOptions::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
         qApp->getUndoStack()->push(saveCommand);
     }
     delete dialog;
@@ -335,7 +335,7 @@ QVariant VToolDetail::itemChange(QGraphicsItem::GraphicsItemChange change, const
         QPointF newPos = value.toPointF();
 
         MoveDetail *moveDet = new MoveDetail(doc, newPos.x(), newPos.y(), id, this->scene());
-        connect(moveDet, &MoveDetail::NeedLiteParsing, doc, &VPattern::LiteParseTree);
+        connect(moveDet, &MoveDetail::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
         qApp->getUndoStack()->push(moveDet);
     }
 
diff --git a/src/app/undocommands/addtocalc.cpp b/src/app/undocommands/addtocalc.cpp
index 0ef79f65b..1e7148ebf 100644
--- a/src/app/undocommands/addtocalc.cpp
+++ b/src/app/undocommands/addtocalc.cpp
@@ -53,7 +53,7 @@ void AddToCalc::undo()
     doc->setCursor(cursor);
 
     QDomElement calcElement;
-    if (doc->GetActivNodeElement(VPattern::TagCalculation, calcElement))
+    if (doc->GetActivNodeElement(VAbstractPattern::TagCalculation, calcElement))
     {
         QDomElement domElement = doc->elementById(nodeId);
         if (domElement.isElement())
@@ -93,7 +93,7 @@ void AddToCalc::redo()
     doc->setCursor(cursor);
 
     QDomElement calcElement;
-    if (doc->GetActivNodeElement(VPattern::TagCalculation, calcElement))
+    if (doc->GetActivNodeElement(VAbstractPattern::TagCalculation, calcElement))
     {
         if (cursor <= 0)
         {
diff --git a/src/libs/ifc/xml/vabstractpattern.h b/src/libs/ifc/xml/vabstractpattern.h
index 5c2511a5d..c6f0acf30 100644
--- a/src/libs/ifc/xml/vabstractpattern.h
+++ b/src/libs/ifc/xml/vabstractpattern.h
@@ -205,6 +205,7 @@ signals:
     void           SetCurrentPP(const QString &patterPiece);
 
 public slots:
+    virtual void   LiteParseTree(const Document &parse)=0;
     void           haveLiteChange();
     void           ShowHistoryTool(quint32 id, bool enable);
     void           NeedFullParsing();