Added support for tool True Darts.

--HG--
branch : feature

src/app/valentina/xml/vpattern.cpp

@@ -2186,10 +2186,12 @@ void VPattern::ParseToolTrueDarts(VMainGraphicsScene *scene, const QDomElement &
         initData.name1 = GetParametrString(domElement, AttrName1, "A");
         initData.mx1 = qApp->toPixel(GetParametrDouble(domElement, AttrMx1, "10.0"));
         initData.my1 = qApp->toPixel(GetParametrDouble(domElement, AttrMy1, "15.0"));
+        initData.showLabel1 = GetParametrBool(domElement, AttrShowLabel1, trueStr);
 
         initData.name2 = GetParametrString(domElement, AttrName2, "A");
         initData.mx2 = qApp->toPixel(GetParametrDouble(domElement, AttrMx2, "10.0"));
         initData.my2 = qApp->toPixel(GetParametrDouble(domElement, AttrMy2, "15.0"));
+        initData.showLabel2 = GetParametrBool(domElement, AttrShowLabel2, trueStr);
 
         VToolTrueDarts::Create(initData);
     }

src/libs/ifc/ifcdef.cpp

@@ -123,6 +123,8 @@ const QString AttrInLayout    = QStringLiteral("inLayout");
 const QString AttrRotationAngle = QStringLiteral("rotationAngle");
 const QString AttrClosed      = QStringLiteral("closed");
 const QString AttrShowLabel   = QStringLiteral("showLabel");
+const QString AttrShowLabel1  = QStringLiteral("showLabel1");
+const QString AttrShowLabel2  = QStringLiteral("showLabel2");
 
 const QString TypeLineNone           = QStringLiteral("none");
 const QString TypeLineLine           = QStringLiteral("hair");

src/libs/ifc/ifcdef.h

@@ -142,6 +142,8 @@ extern const QString AttrIdObject;
 extern const QString AttrInLayout;
 extern const QString AttrClosed;
 extern const QString AttrShowLabel;
+extern const QString AttrShowLabel1;
+extern const QString AttrShowLabel2;
 
 extern const QString TypeLineNone;
 extern const QString TypeLineLine;

src/libs/ifc/schema/pattern/v0.6.3.xsd

@@ -217,6 +217,8 @@
                           <xs:attribute name="baseLineP1" type="xs:unsignedInt"/>
                           <xs:attribute name="baseLineP2" type="xs:unsignedInt"/>
                           <xs:attribute name="showLabel" type="xs:boolean"/>
+                          <xs:attribute name="showLabel1" type="xs:boolean"/>
+                          <xs:attribute name="showLabel2" type="xs:boolean"/>
                         </xs:complexType>
                       </xs:element>
                       <xs:element name="line" minOccurs="0" maxOccurs="unbounded">

src/libs/vtools/tools/drawTools/toolpoint/tooldoublepoint/vtooldoublepoint.cpp

@@ -38,6 +38,7 @@
 #include <new>
 
 #include "../../../../undocommands/label/movedoublelabel.h"
+#include "../../../../undocommands/label/showdoublelabel.h"
 #include "../ifc/exception/vexception.h"
 #include "../ifc/exception/vexceptionbadid.h"
 #include "../ifc/xml/vabstractpattern.h"
@@ -121,6 +122,40 @@ void VToolDoublePoint::GroupVisibility(quint32 object, bool visible)
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+bool VToolDoublePoint::IsLabelVisible(quint32 id) const
+{
+    if (p1id == id)
+    {
+        return VAbstractTool::data.GeometricObject<VPointF>(p1id)->IsShowLabel();
+    }
+    else if (p2id == id)
+    {
+        return VAbstractTool::data.GeometricObject<VPointF>(p2id)->IsShowLabel();
+    }
+    else
+    {
+        return false;
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VToolDoublePoint::SetLabelVisible(quint32 id, bool visible)
+{
+    if (p1id == id)
+    {
+        const QSharedPointer<VPointF> point = VAbstractTool::data.GeometricObject<VPointF>(p1id);
+        point->SetShowLabel(visible);
+        firstPoint->RefreshPointGeometry(*point);
+    }
+    else if (p2id == id)
+    {
+        const QSharedPointer<VPointF> point = VAbstractTool::data.GeometricObject<VPointF>(p2id);
+        point->SetShowLabel(visible);
+        secondPoint->RefreshPointGeometry(*point);
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VToolDoublePoint::Label1ChangePosition(const QPointF &pos)
 {
@@ -248,7 +283,7 @@ void VToolDoublePoint::UpdateNamePosition(quint32 id)
     {
         const VPointF *p1 = VAbstractTool::data.GeometricObject<VPointF>(p1id).data();
 
-        auto moveLabel = new MoveDoubleLabel(doc, p1->mx(), p1->my(), DoublePoint::FirstPoint, m_id, p1id);
+        auto moveLabel = new MoveDoubleLabel(doc, p1->mx(), p1->my(), MoveDoublePoint::FirstPoint, m_id, p1id);
         connect(moveLabel, &MoveDoubleLabel::ChangePosition, this, &VToolDoublePoint::DoChangePosition);
         qApp->getUndoStack()->push(moveLabel);
     }
@@ -256,7 +291,7 @@ void VToolDoublePoint::UpdateNamePosition(quint32 id)
     {
         const VPointF *p2 = VAbstractTool::data.GeometricObject<VPointF>(p2id).data();
 
-        auto moveLabel = new MoveDoubleLabel(doc, p2->mx(), p2->my(), DoublePoint::SecondPoint, m_id, p2id);
+        auto moveLabel = new MoveDoubleLabel(doc, p2->mx(), p2->my(), MoveDoublePoint::SecondPoint, m_id, p2id);
         connect(moveLabel, &MoveDoubleLabel::ChangePosition, this, &VToolDoublePoint::DoChangePosition);
         qApp->getUndoStack()->push(moveLabel);
     }
@@ -324,38 +359,43 @@ void VToolDoublePoint::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &o
 {
     VDrawTool::SaveOptions(tag, obj);
 
+    auto SavePoint1 = [this](QDomElement &tag, const QSharedPointer<VPointF> &point)
+    {
+        doc->SetAttribute(tag, AttrName1, point->name());
+        doc->SetAttribute(tag, AttrMx1, qApp->fromPixel(point->mx()));
+        doc->SetAttribute(tag, AttrMy1, qApp->fromPixel(point->my()));
+        doc->SetAttribute<bool>(tag, AttrShowLabel1, point->IsShowLabel());
+    };
+
+    auto SavePoint2 = [this](QDomElement &tag, const QSharedPointer<VPointF> &point)
+    {
+        doc->SetAttribute(tag, AttrName2, point->name());
+        doc->SetAttribute(tag, AttrMx2, qApp->fromPixel(point->mx()));
+        doc->SetAttribute(tag, AttrMy2, qApp->fromPixel(point->my()));
+        doc->SetAttribute<bool>(tag, AttrShowLabel2, point->IsShowLabel());
+    };
+
     if (obj->id() == p1id)
     {
         QSharedPointer<VPointF> point = qSharedPointerDynamicCast<VPointF>(obj);
         SCASSERT(point.isNull() == false)
 
-        doc->SetAttribute(tag, AttrName1, point->name());
+        SavePoint1(tag, point);
-        doc->SetAttribute(tag, AttrMx1, qApp->fromPixel(point->mx()));
-        doc->SetAttribute(tag, AttrMy1, qApp->fromPixel(point->my()));
     }
     else if (obj->id() == p2id)
     {
         QSharedPointer<VPointF> point = qSharedPointerDynamicCast<VPointF>(obj);
         SCASSERT(point.isNull() == false)
 
-        doc->SetAttribute(tag, AttrName2, point->name());
+        SavePoint2(tag, point);
-        doc->SetAttribute(tag, AttrMx2, qApp->fromPixel(point->mx()));
-        doc->SetAttribute(tag, AttrMy2, qApp->fromPixel(point->my()));
     }
     else
     {
-        VPointF *p1 = VAbstractTool::data.GeometricObject<VPointF>(p1id).data();
-        VPointF *p2 = VAbstractTool::data.GeometricObject<VPointF>(p2id).data();
-
         doc->SetAttribute(tag, AttrPoint1, p1id);
-        doc->SetAttribute(tag, AttrName1, p1->name());
+        SavePoint1(tag, VAbstractTool::data.GeometricObject<VPointF>(p1id));
-        doc->SetAttribute(tag, AttrMx1, qApp->fromPixel(p1->mx()));
-        doc->SetAttribute(tag, AttrMy1, qApp->fromPixel(p1->my()));
 
         doc->SetAttribute(tag, AttrPoint2, p2id);
-        doc->SetAttribute(tag, AttrName2, p2->name());
+        SavePoint2(tag, VAbstractTool::data.GeometricObject<VPointF>(p2id));
-        doc->SetAttribute(tag, AttrMx2, qApp->fromPixel(p2->mx()));
-        doc->SetAttribute(tag, AttrMy2, qApp->fromPixel(p2->my()));
     }
 }
 
@@ -368,6 +408,19 @@ void VToolDoublePoint::AddToFile()
     AddToCalculation(domElement);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VToolDoublePoint::ChangeLabelVisibility(quint32 id, bool visible)
+{
+    if (id == p1id)
+    {
+        qApp->getUndoStack()->push(new ShowDoubleLabel(doc, m_id, p1id, visible, ShowDoublePoint::FirstPoint));
+    }
+    else if (id == p2id)
+    {
+        qApp->getUndoStack()->push(new ShowDoubleLabel(doc, m_id, p2id, visible, ShowDoublePoint::SecondPoint));
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QString VToolDoublePoint::ComplexToolTip(quint32 itemId) const
 {

src/libs/vtools/tools/drawTools/toolpoint/tooldoublepoint/vtooldoublepoint.h

@@ -63,6 +63,9 @@ public:
     void    setNameP2(const QString &name);
 
     virtual void GroupVisibility(quint32 object, bool visible) Q_DECL_OVERRIDE;
+
+    virtual bool IsLabelVisible(quint32 id) const Q_DECL_OVERRIDE;
+    virtual void SetLabelVisible(quint32 id, bool visible) Q_DECL_OVERRIDE;
 public slots:
     void         Label1ChangePosition(const QPointF &pos);
     void         Label2ChangePosition(const QPointF &pos);
@@ -93,6 +96,7 @@ protected:
     virtual void contextMenuEvent ( QGraphicsSceneContextMenuEvent * event ) Q_DECL_OVERRIDE;
     virtual void SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj) Q_DECL_OVERRIDE;
     virtual void AddToFile() Q_DECL_OVERRIDE;
+    virtual void ChangeLabelVisibility(quint32 id, bool visible) Q_DECL_OVERRIDE;
 
     QString ComplexToolTip(quint32 itemId) const;
 

src/libs/vtools/tools/drawTools/toolpoint/tooldoublepoint/vtooltruedarts.cpp

@@ -154,20 +154,22 @@ VToolTrueDarts *VToolTrueDarts::Create(VToolTrueDartsInitData initData)
                               static_cast<QPointF>(*dartP1), static_cast<QPointF>(*dartP2),
                               static_cast<QPointF>(*dartP3), fPoint1, fPoint2);
 
+    VPointF *p1 = new VPointF(fPoint1, initData.name1, initData.mx1, initData.my1, initData.id);
+    p1->SetShowLabel(initData.showLabel1);
+
+    VPointF *p2 = new VPointF(fPoint2, initData.name2, initData.mx2, initData.my2, initData.id);
+    p2->SetShowLabel(initData.showLabel2);
+
     if (initData.typeCreation == Source::FromGui)
     {
         initData.id = VContainer::getNextId();//Just reserve id for tool
-        initData.p1id = initData.data->AddGObject(new VPointF(fPoint1, initData.name1, initData.mx1, initData.my1,
+        initData.p1id = initData.data->AddGObject(p1);
-                                                              initData.id));
+        initData.p2id = initData.data->AddGObject(p2);
-        initData.p2id = initData.data->AddGObject(new VPointF(fPoint2, initData.name2, initData.mx2, initData.my2,
-                                                              initData.id));
     }
     else
     {
-        initData.data->UpdateGObject(initData.p1id, new VPointF(fPoint1, initData.name1, initData.mx1, initData.my1,
+        initData.data->UpdateGObject(initData.p1id, p1);
-                                                                initData.id));
+        initData.data->UpdateGObject(initData.p2id, p2);
-        initData.data->UpdateGObject(initData.p2id, new VPointF(fPoint2, initData.name2, initData.mx2, initData.my2,
-                                                                initData.id));
         if (initData.parse != Document::FullParse)
         {
             initData.doc->UpdateToolData(initData.id, initData.data);

src/libs/vtools/tools/drawTools/toolpoint/tooldoublepoint/vtooltruedarts.h

@@ -58,9 +58,11 @@ struct VToolTrueDartsInitData : public VAbstractToolInitData
           name1(),
           mx1(10),
           my1(15),
+          showLabel1(true),
           name2(),
           mx2(10),
-          my2(15)
+          my2(15),
+          showLabel2(true)
     {}
 
     quint32 p1id;
@@ -73,9 +75,11 @@ struct VToolTrueDartsInitData : public VAbstractToolInitData
     QString name1;
     qreal   mx1;
     qreal   my1;
+    bool    showLabel1;
     QString name2;
     qreal   mx2;
     qreal   my2;
+    bool    showLabel2;
 };
 
 class VToolTrueDarts : public VToolDoublePoint

src/libs/vtools/tools/drawTools/toolpoint/toolsinglepoint/vtoolsinglepoint.cpp

@@ -311,7 +311,7 @@ void VToolSinglePoint::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &o
     doc->SetAttribute(tag, AttrName, point->name());
     doc->SetAttribute(tag, AttrMx, qApp->fromPixel(point->mx()));
     doc->SetAttribute(tag, AttrMy, qApp->fromPixel(point->my()));
-    doc->SetAttribute(tag, AttrShowLabel, point->IsShowLabel());
+    doc->SetAttribute<bool>(tag, AttrShowLabel, point->IsShowLabel());
 }
 
 //---------------------------------------------------------------------------------------------------------------------

src/libs/vtools/tools/drawTools/toolpoint/toolsinglepoint/vtoolsinglepoint.h

@@ -104,7 +104,7 @@ protected:
     virtual void     keyReleaseEvent(QKeyEvent * event) Q_DECL_OVERRIDE;
     virtual void     contextMenuEvent ( QGraphicsSceneContextMenuEvent * event ) Q_DECL_OVERRIDE;
     virtual void     SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj) Q_DECL_OVERRIDE;
-    virtual void     ChangeLabelVisibility(quint32 id, bool visible);
+    virtual void     ChangeLabelVisibility(quint32 id, bool visible) Q_DECL_OVERRIDE;
 private:
     Q_DISABLE_COPY(VToolSinglePoint)
 };

src/libs/vtools/undocommands/label/movedoublelabel.cpp

@@ -39,13 +39,13 @@
 #include "moveabstractlabel.h"
 
 //---------------------------------------------------------------------------------------------------------------------
-MoveDoubleLabel::MoveDoubleLabel(VAbstractPattern *doc, const double &x, const double &y, DoublePoint type,
+MoveDoubleLabel::MoveDoubleLabel(VAbstractPattern *doc, const double &x, const double &y, MoveDoublePoint type,
                                  quint32 toolId, quint32 pointId, QUndoCommand *parent)
     : MoveAbstractLabel(doc, pointId, x, y, parent),
       m_type(type),
       m_idTool(toolId)
 {
-    if (type == DoublePoint::FirstPoint)
+    if (type == MoveDoublePoint::FirstPoint)
     {
         setText(tr("move the first dart label"));
     }
@@ -57,7 +57,7 @@ MoveDoubleLabel::MoveDoubleLabel(VAbstractPattern *doc, const double &x, const d
     const QDomElement domElement = doc->elementById(m_idTool, VAbstractPattern::TagPoint);
     if (domElement.isElement())
     {
-        if (type == DoublePoint::FirstPoint)
+        if (type == MoveDoublePoint::FirstPoint)
         {
             m_oldMx = qApp->toPixel(doc->GetParametrDouble(domElement, AttrMx1, "0.0"));
             m_oldMy = qApp->toPixel(doc->GetParametrDouble(domElement, AttrMy1, "0.0"));
@@ -100,7 +100,7 @@ bool MoveDoubleLabel::mergeWith(const QUndoCommand *command)
     m_newMx = moveCommand->GetNewMx();
     m_newMy = moveCommand->GetNewMy();
 
-    if (m_type == DoublePoint::FirstPoint)
+    if (m_type == MoveDoublePoint::FirstPoint)
     {
         qCDebug(vUndo, "Label new Mx1 %f", m_newMx);
         qCDebug(vUndo, "Label new My1 %f", m_newMy);
@@ -122,7 +122,7 @@ int MoveDoubleLabel::id() const
 //---------------------------------------------------------------------------------------------------------------------
 void MoveDoubleLabel::Do(double mx, double my)
 {
-    if (m_type == DoublePoint::FirstPoint)
+    if (m_type == MoveDoublePoint::FirstPoint)
     {
         qCDebug(vUndo, "New mx1 %f", mx);
         qCDebug(vUndo, "New my1 %f", my);
@@ -136,7 +136,7 @@ void MoveDoubleLabel::Do(double mx, double my)
     QDomElement domElement = doc->elementById(m_idTool, VAbstractPattern::TagPoint);
     if (domElement.isElement())
     {
-        if (m_type == DoublePoint::FirstPoint)
+        if (m_type == MoveDoublePoint::FirstPoint)
         {
             doc->SetAttribute(domElement, AttrMx1, QString().setNum(qApp->fromPixel(mx)));
             doc->SetAttribute(domElement, AttrMy1, QString().setNum(qApp->fromPixel(my)));

src/libs/vtools/undocommands/label/movedoublelabel.h

@@ -37,13 +37,13 @@
 
 #include "moveabstractlabel.h"
 
-enum class DoublePoint: char { FirstPoint, SecondPoint };
+enum class MoveDoublePoint: char { FirstPoint, SecondPoint };
 
 class MoveDoubleLabel : public MoveAbstractLabel
 {
     Q_OBJECT
 public:
-    MoveDoubleLabel(VAbstractPattern *doc, const double &x, const double &y, DoublePoint type,
+    MoveDoubleLabel(VAbstractPattern *doc, const double &x, const double &y, MoveDoublePoint type,
                     quint32 toolId, quint32 pointId, QUndoCommand *parent = nullptr);
     virtual ~MoveDoubleLabel() Q_DECL_OVERRIDE;
 
@@ -51,17 +51,17 @@ public:
     virtual int  id() const Q_DECL_OVERRIDE;
 
     quint32     GetToolId() const;
-    DoublePoint GetPointType() const;
+    MoveDoublePoint GetPointType() const;
 protected:
     virtual void Do(double mx, double my) Q_DECL_OVERRIDE;
 private:
     Q_DISABLE_COPY(MoveDoubleLabel)
-    DoublePoint m_type;
+    MoveDoublePoint m_type;
     quint32 m_idTool;
 };
 
 //---------------------------------------------------------------------------------------------------------------------
-inline DoublePoint MoveDoubleLabel::GetPointType() const
+inline MoveDoublePoint MoveDoubleLabel::GetPointType() const
 {
     return m_type;
 }

src/libs/vtools/undocommands/label/showdoublelabel.cpp

@@ -0,0 +1,121 @@
+/************************************************************************
+ **
+ **  @file
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   20 9, 2017
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2017 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#include "showdoublelabel.h"
+
+#include <QDomElement>
+
+#include "../ifc/xml/vabstractpattern.h"
+#include "../vmisc/logging.h"
+#include "../vwidgets/vmaingraphicsview.h"
+#include "../vmisc/vabstractapplication.h"
+#include "../vtools/tools/drawTools/vdrawtool.h"
+
+//---------------------------------------------------------------------------------------------------------------------
+ShowDoubleLabel::ShowDoubleLabel(VAbstractPattern *doc, quint32 toolId, quint32 pointId, bool visible,
+                                 ShowDoublePoint type, QUndoCommand *parent)
+    : VUndoCommand(QDomElement(), doc, parent),
+      m_visible(visible),
+      m_oldVisible(not visible),
+      m_scene(qApp->getCurrentScene()),
+      m_type(type),
+      m_idTool(toolId)
+{
+    nodeId = pointId;
+    qCDebug(vUndo, "Point id %u", nodeId);
+
+    if (type == ShowDoublePoint::FirstPoint)
+    {
+        setText(tr("show the first dart label"));
+    }
+    else
+    {
+        setText(tr("show the second dart label"));
+    }
+
+    const QDomElement domElement = doc->elementById(m_idTool, VAbstractPattern::TagPoint);
+    if (domElement.isElement())
+    {
+        if (type == ShowDoublePoint::FirstPoint)
+        {
+            m_oldVisible = doc->GetParametrBool(domElement, AttrShowLabel1, trueStr);
+        }
+        else
+        {
+            m_oldVisible = doc->GetParametrBool(domElement, AttrShowLabel2, trueStr);
+        }
+    }
+    else
+    {
+        qCDebug(vUndo, "Can't find point with id = %u.", m_idTool);
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void ShowDoubleLabel::undo()
+{
+    qCDebug(vUndo, "Undo.");
+
+    Do(m_oldVisible);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void ShowDoubleLabel::redo()
+{
+    qCDebug(vUndo, "Redo.");
+
+    Do(m_visible);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void ShowDoubleLabel::Do(bool visible)
+{
+    QDomElement domElement = doc->elementById(m_idTool, VAbstractPattern::TagPoint);
+    if (domElement.isElement())
+    {
+        if (m_type == ShowDoublePoint::FirstPoint)
+        {
+            doc->SetAttribute<bool>(domElement, AttrShowLabel1, visible);
+        }
+        else
+        {
+            doc->SetAttribute<bool>(domElement, AttrShowLabel2, visible);
+        }
+
+        if (VDrawTool *tool = qobject_cast<VDrawTool *>(VAbstractPattern::getTool(m_idTool)))
+        {
+            tool->SetLabelVisible(nodeId, visible);
+        }
+        VMainGraphicsView::NewSceneRect(m_scene, qApp->getSceneView());
+    }
+    else
+    {
+        qCDebug(vUndo, "Can't find point with id = %u.", m_idTool);
+    }
+}
+

src/libs/vtools/undocommands/label/showdoublelabel.h

@@ -0,0 +1,59 @@
+/************************************************************************
+ **
+ **  @file
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   20 9, 2017
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2017 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef SHOWDOUBLELABEL_H
+#define SHOWDOUBLELABEL_H
+
+#include "../vundocommand.h"
+
+class QGraphicsScene;
+
+enum class ShowDoublePoint: char { FirstPoint, SecondPoint };
+
+class ShowDoubleLabel : public VUndoCommand
+{
+public:
+    ShowDoubleLabel(VAbstractPattern *doc, quint32 toolId, quint32 pointId, bool visible, ShowDoublePoint type,
+                    QUndoCommand *parent = nullptr);
+    virtual ~ShowDoubleLabel()=default;
+
+    virtual void undo() Q_DECL_OVERRIDE;
+    virtual void redo() Q_DECL_OVERRIDE;
+private:
+    Q_DISABLE_COPY(ShowDoubleLabel)
+    bool m_visible;
+    bool m_oldVisible;
+    //Need for resizing scene rect
+    QGraphicsScene *m_scene;
+    ShowDoublePoint m_type;
+    quint32         m_idTool;
+
+    void Do(bool visible);
+};
+
+#endif // SHOWDOUBLELABEL_H

src/libs/vtools/undocommands/label/showlabel.cpp

@@ -80,13 +80,13 @@ void ShowLabel::Do(bool visible)
     QDomElement domElement = doc->elementById(nodeId, VAbstractPattern::TagPoint);
     if (domElement.isElement())
     {
-        doc->SetAttribute(domElement, AttrShowLabel, QString().setNum(visible));
+        doc->SetAttribute<bool>(domElement, AttrShowLabel, visible);
 
-        VMainGraphicsView::NewSceneRect(m_scene, qApp->getSceneView());
         if (VDrawTool *tool = qobject_cast<VDrawTool *>(VAbstractPattern::getTool(nodeId)))
         {
             tool->SetLabelVisible(nodeId, visible);
         }
+        VMainGraphicsView::NewSceneRect(m_scene, qApp->getSceneView());
     }
     else
     {

src/libs/vtools/undocommands/label/showlabel.h

@@ -36,8 +36,7 @@ class QGraphicsScene;
 class ShowLabel : public VUndoCommand
 {
 public:
-    ShowLabel(VAbstractPattern *doc, quint32 id, bool visible,
+    ShowLabel(VAbstractPattern *doc, quint32 id, bool visible, QUndoCommand *parent = nullptr);
-              QUndoCommand *parent = nullptr);
     virtual ~ShowLabel()=default;
 
     virtual void undo() Q_DECL_OVERRIDE;

src/libs/vtools/undocommands/undocommands.pri

@@ -25,7 +25,8 @@ HEADERS += \
     $$PWD/savepieceoptions.h \
     $$PWD/togglepieceinlayout.h \
     $$PWD/savepiecepathoptions.h \
-    $$PWD/label/showlabel.h
+    $$PWD/label/showlabel.h \
+    $$PWD/label/showdoublelabel.h
 
 SOURCES += \
     $$PWD/addtocalc.cpp \
@@ -51,4 +52,5 @@ SOURCES += \
     $$PWD/savepieceoptions.cpp \
     $$PWD/togglepieceinlayout.cpp \
     $$PWD/savepiecepathoptions.cpp \
-    $$PWD/label/showlabel.cpp
+    $$PWD/label/showlabel.cpp \
+    $$PWD/label/showdoublelabel.cpp