Successful show first point.

--HG--
branch : feature

src/app/dialogs/tools/dialogpointofintersectionarcs.cpp

@@ -106,7 +106,7 @@ void DialogPointOfIntersectionArcs::SetSecondArcId(const quint32 &value)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-CrossArcPoint DialogPointOfIntersectionArcs::GetCrossArcPoint() const
+CrossArcsPoint DialogPointOfIntersectionArcs::GetCrossArcPoint() const
 {
     int value;
     bool ok = false;
@@ -117,25 +117,25 @@ CrossArcPoint DialogPointOfIntersectionArcs::GetCrossArcPoint() const
 #endif
     if (not ok)
     {
-        return CrossArcPoint::FirstPoint;
+        return CrossArcsPoint::FirstPoint;
     }
 
     switch(value)
     {
         case 1:
-            return CrossArcPoint::FirstPoint;
+            return CrossArcsPoint::FirstPoint;
             break;
         case 2:
-            return CrossArcPoint::SecondPoint;
+            return CrossArcsPoint::SecondPoint;
             break;
         default:
-            return CrossArcPoint::FirstPoint;
+            return CrossArcsPoint::FirstPoint;
             break;
     }
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void DialogPointOfIntersectionArcs::SetCrossArcPoint(CrossArcPoint &p)
+void DialogPointOfIntersectionArcs::SetCrossArcPoint(CrossArcsPoint &p)
 {
     const qint32 index = ui->comboBoxResult->findData(static_cast<int>(p));
     if (index != -1)
@@ -164,15 +164,15 @@ void DialogPointOfIntersectionArcs::ChosenObject(quint32 id, const SceneObject &
                     if (SetObject(id, ui->comboBoxArc1, tr("Select second an arc")))
                     {
                         number++;
-                        point->setArc1Id(id);
+                        point->VisualMode(id);
-                        point->RefreshGeometry();
                     }
                     break;
                 case 1:
-                    if (getCurrentObjectId(ui->comboBoxArc2) != id)
+                    if (getCurrentObjectId(ui->comboBoxArc1) != id)
                     {
                         if (SetObject(id, ui->comboBoxArc2, ""))
                         {
+                            number = 0;
                             point->setArc2Id(id);
                             point->RefreshGeometry();
                             prepare = true;
@@ -229,6 +229,6 @@ void DialogPointOfIntersectionArcs::SaveData()
 //---------------------------------------------------------------------------------------------------------------------
 void DialogPointOfIntersectionArcs::FillComboBoxCrossArcPoints()
 {
-    ui->comboBoxResult->addItem(tr("First point"), QVariant(static_cast<int>(CrossArcPoint::FirstPoint)));
+    ui->comboBoxResult->addItem(tr("First point"), QVariant(static_cast<int>(CrossArcsPoint::FirstPoint)));
-    ui->comboBoxResult->addItem(tr("Second point"), QVariant(static_cast<int>(CrossArcPoint::SecondPoint)));
+    ui->comboBoxResult->addItem(tr("Second point"), QVariant(static_cast<int>(CrossArcsPoint::SecondPoint)));
 }

src/app/dialogs/tools/dialogpointofintersectionarcs.h

@@ -53,8 +53,8 @@ public:
     quint32        GetSecondArcId() const;
     void           SetSecondArcId(const quint32 &value);
 
-    CrossArcPoint  GetCrossArcPoint() const;
+    CrossArcsPoint GetCrossArcPoint() const;
-    void           SetCrossArcPoint(CrossArcPoint &p);
+    void           SetCrossArcPoint(CrossArcsPoint &p);
 
 public slots:
     virtual void   ChosenObject(quint32 id, const SceneObject &type);

src/app/dialogs/tools/dialogpointofintersectionarcs.ui

@@ -6,19 +6,19 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>285</width>
+    <width>300</width>
     <height>179</height>
    </rect>
   </property>
   <property name="minimumSize">
    <size>
-    <width>285</width>
+    <width>300</width>
     <height>179</height>
    </size>
   </property>
   <property name="maximumSize">
    <size>
-    <width>285</width>
+    <width>300</width>
     <height>179</height>
    </size>
   </property>

src/app/mainwindow.cpp

@@ -696,7 +696,7 @@ void MainWindow::ToolCurveIntersectAxis(bool checked)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void MainWindow::PointOfIntersectionArcs(bool checked)
+void MainWindow::ToolPointOfIntersectionArcs(bool checked)
 {
     SetToolButtonWithApply<DialogPointOfIntersectionArcs>(checked, Tool::PointOfIntersectionArcs,
                                                      "://cursor/point_of_intersection_arcs.png",
@@ -1000,7 +1000,7 @@ void MainWindow::InitToolButtons()
     connect(ui->toolButtonCurveIntersectAxis, &QToolButton::clicked, this, &MainWindow::ToolCurveIntersectAxis);
     connect(ui->toolButtonArcIntersectAxis, &QToolButton::clicked, this, &MainWindow::ToolCurveIntersectAxis);
     connect(ui->toolButtonLayoutSettings, &QToolButton::clicked, this, &MainWindow::ToolLayoutSettings);
-    connect(ui->toolButtonPointOfIntersectionArcs, &QToolButton::clicked, this, &MainWindow::PointOfIntersectionArcs);
+    connect(ui->toolButtonPointOfIntersectionArcs, &QToolButton::clicked, this, &MainWindow::ToolPointOfIntersectionArcs);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -2477,6 +2477,10 @@ void MainWindow::LastUsedTool()
             ui->toolButtonPointOfIntersection->setChecked(true);
             ToolPointOfIntersection(true);
             break;
+        case Tool::PointOfIntersectionArcs:
+            ui->toolButtonPointOfIntersectionArcs->setChecked(true);
+            ToolPointOfIntersectionArcs(true);
+            break;
         case Tool::CutSpline:
             ui->toolButtonSplineCutPoint->setChecked(true);
             ToolCutSpline(true);

src/app/mainwindow.h

@@ -115,7 +115,7 @@ public slots:
     void               ToolCutArc(bool checked);
     void               ToolLineIntersectAxis(bool checked);
     void               ToolCurveIntersectAxis(bool checked);
-    void               PointOfIntersectionArcs(bool checked);
+    void               ToolPointOfIntersectionArcs(bool checked);
 
     void               ClosedDialogDetail(int result);
     void               ClosedDialogUnionDetails(int result);

src/app/mainwindow.ui

@@ -50,7 +50,7 @@
         <rect>
          <x>0</x>
          <y>0</y>
-         <width>105</width>
+         <width>100</width>
          <height>272</height>
         </rect>
        </property>
@@ -337,7 +337,7 @@
         <rect>
          <x>0</x>
          <y>0</y>
-         <width>105</width>
+         <width>100</width>
          <height>58</height>
         </rect>
        </property>
@@ -413,7 +413,7 @@
         <rect>
          <x>0</x>
          <y>0</y>
-         <width>105</width>
+         <width>100</width>
          <height>156</height>
         </rect>
        </property>
@@ -683,6 +683,9 @@
             <height>32</height>
            </size>
           </property>
+          <property name="checkable">
+           <bool>true</bool>
+          </property>
          </widget>
         </item>
        </layout>
@@ -692,7 +695,7 @@
         <rect>
          <x>0</x>
          <y>0</y>
-         <width>105</width>
+         <width>100</width>
          <height>58</height>
         </rect>
        </property>
@@ -768,8 +771,8 @@
         <rect>
          <x>0</x>
          <y>0</y>
-         <width>105</width>
+         <width>98</width>
-         <height>380</height>
+         <height>58</height>
         </rect>
        </property>
        <attribute name="label">

src/app/tools/drawTools/vtoolpointofintersectionarcs.cpp

@@ -37,7 +37,7 @@ const QString VToolPointOfIntersectionArcs::ToolType = QStringLiteral("pointOfIn
 //---------------------------------------------------------------------------------------------------------------------
 VToolPointOfIntersectionArcs::VToolPointOfIntersectionArcs(VPattern *doc, VContainer *data, const quint32 &id,
                                                            const quint32 &firstArcId, const quint32 &secondArcId,
-                                                           CrossArcPoint pType, const Source &typeCreation,
+                                                           CrossArcsPoint pType, const Source &typeCreation,
                                                            QGraphicsItem *parent)
     :VToolPoint(doc, data, id, parent), firstArcId(firstArcId), secondArcId(secondArcId), crossPoint(pType)
 {
@@ -73,7 +73,7 @@ VToolPointOfIntersectionArcs *VToolPointOfIntersectionArcs::Create(DialogTool *d
     SCASSERT(dialogTool != nullptr);
     const quint32 firstArcId = dialogTool->GetFirstArcId();
     const quint32 secondArcId = dialogTool->GetSecondArcId();
-    const CrossArcPoint pType = dialogTool->GetCrossArcPoint();
+    const CrossArcsPoint pType = dialogTool->GetCrossArcPoint();
     const QString pointName = dialogTool->getPointName();
     VToolPointOfIntersectionArcs *point = nullptr;
     point = Create(0, pointName, firstArcId, secondArcId, pType, 5, 10, scene, doc, data, Document::FullParse,
@@ -88,7 +88,7 @@ VToolPointOfIntersectionArcs *VToolPointOfIntersectionArcs::Create(DialogTool *d
 //---------------------------------------------------------------------------------------------------------------------
 VToolPointOfIntersectionArcs *VToolPointOfIntersectionArcs::Create(const quint32 _id, const QString &pointName,
                                                                    const quint32 &firstArcId,
-                                                                   const quint32 &secondArcId, CrossArcPoint pType,
+                                                                   const quint32 &secondArcId, CrossArcsPoint pType,
                                                                    const qreal &mx, const qreal &my,
                                                                    VMainGraphicsScene *scene, VPattern *doc,
                                                                    VContainer *data, const Document &parse,
@@ -130,7 +130,7 @@ VToolPointOfIntersectionArcs *VToolPointOfIntersectionArcs::Create(const quint32
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-QPointF VToolPointOfIntersectionArcs::FindPoint(const VArc *arc1, const VArc *arc2, const CrossArcPoint pType)
+QPointF VToolPointOfIntersectionArcs::FindPoint(const VArc *arc1, const VArc *arc2, const CrossArcsPoint pType)
 {
     QPointF p1, p2;
     const int res = VGObject::IntersectionCircles(arc1->GetCenter().toQPointF(), arc1->GetRadius(),
@@ -139,7 +139,7 @@ QPointF VToolPointOfIntersectionArcs::FindPoint(const VArc *arc1, const VArc *ar
     switch(res)
     {
         case 2:
-            if (pType == CrossArcPoint::FirstPoint)
+            if (pType == CrossArcsPoint::FirstPoint)
             {
                 return p1;
             }
@@ -196,13 +196,13 @@ void VToolPointOfIntersectionArcs::SetSecondArcId(const quint32 &value)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-CrossArcPoint VToolPointOfIntersectionArcs::GetCrossArcPoint() const
+CrossArcsPoint VToolPointOfIntersectionArcs::GetCrossArcsPoint() const
 {
     return crossPoint;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VToolPointOfIntersectionArcs::SetCrossArcPoint(CrossArcPoint &value)
+void VToolPointOfIntersectionArcs::SetCrossArcsPoint(CrossArcsPoint &value)
 {
     crossPoint = value;
 
@@ -271,7 +271,7 @@ void VToolPointOfIntersectionArcs::ReadToolAttributes(const QDomElement &domElem
 {
     firstArcId = doc->GetParametrUInt(domElement, AttrFirstArc, NULL_ID_STR);
     secondArcId = doc->GetParametrUInt(domElement, AttrSecondArc, NULL_ID_STR);
-    crossPoint = static_cast<CrossArcPoint>(doc->GetParametrUInt(domElement, AttrCrossPoint, "1"));
+    crossPoint = static_cast<CrossArcsPoint>(doc->GetParametrUInt(domElement, AttrCrossPoint, "1"));
 }
 
 //---------------------------------------------------------------------------------------------------------------------

src/app/tools/drawTools/vtoolpointofintersectionarcs.h

@@ -40,17 +40,17 @@ class VToolPointOfIntersectionArcs : public VToolPoint
 
 public:
     VToolPointOfIntersectionArcs(VPattern *doc, VContainer *data, const quint32 &id, const quint32 &firstArcId,
-                                 const quint32 &secondArcId, CrossArcPoint crossPoint, const Source &typeCreation,
+                                 const quint32 &secondArcId, CrossArcsPoint crossPoint, const Source &typeCreation,
                                  QGraphicsItem * parent = nullptr);
     virtual void setDialog();
     static VToolPointOfIntersectionArcs *Create(DialogTool *dialog, VMainGraphicsScene  *scene, VPattern *doc,
                                                 VContainer *data);
     static VToolPointOfIntersectionArcs *Create(const quint32 _id, const QString &pointName, const quint32 &firstArcId,
-                                                const quint32 &secondArcId, CrossArcPoint crossPoint,
+                                                const quint32 &secondArcId, CrossArcsPoint crossPoint,
                                                 const qreal &mx, const qreal &my, VMainGraphicsScene *scene,
                                                 VPattern *doc, VContainer *data, const Document &parse,
                                                 const Source &typeCreation);
-    static QPointF FindPoint(const VArc *arc1, const VArc *arc2, const CrossArcPoint crossPoint);
+    static QPointF FindPoint(const VArc *arc1, const VArc *arc2, const CrossArcsPoint crossPoint);
     static const QString ToolType;
     virtual int  type() const {return Type;}
     enum { Type = UserType + static_cast<int>(Tool::PointOfIntersectionArcs) };
@@ -61,8 +61,8 @@ public:
     quint32 GetSecondArcId() const;
     void    SetSecondArcId(const quint32 &value);
 
-    CrossArcPoint  GetCrossArcPoint() const;
+    CrossArcsPoint GetCrossArcsPoint() const;
-    void           SetCrossArcPoint(CrossArcPoint &value);
+    void           SetCrossArcsPoint(CrossArcsPoint &value);
 
     virtual void ShowVisualization(bool show);
 public slots:
@@ -83,7 +83,7 @@ private:
     /** @brief secondArcId id second arc. */
     quint32       secondArcId;
 
-    CrossArcPoint crossPoint;
+    CrossArcsPoint crossPoint;
 };
 
 #endif // VTOOLPOINTOFINTERSECTIONARCS_H

src/app/visualization/vistoolpointofintersectionarcs.cpp

@@ -33,7 +33,7 @@
 
 //---------------------------------------------------------------------------------------------------------------------
 VisToolPointOfIntersectionArcs::VisToolPointOfIntersectionArcs(const VContainer *data, QGraphicsItem *parent)
-    : VisLine(data, parent), arc1Id(NULL_ID), arc2Id(NULL_ID), crossPoint(CrossArcPoint::FirstPoint), point(nullptr),
+    : VisLine(data, parent), arc1Id(NULL_ID), arc2Id(NULL_ID), crossPoint(CrossArcsPoint::FirstPoint), point(nullptr),
       arc1Path(nullptr), arc2Path(nullptr)
 {
     arc1Path = InitItem<QGraphicsPathItem>(Qt::darkGreen, this);
@@ -56,12 +56,12 @@ void VisToolPointOfIntersectionArcs::RefreshGeometry()
     if (arc1Id > NULL_ID)
     {
         const QSharedPointer<VArc> arc1 = Visualization::data->GeometricObject<VArc>(arc1Id);
-        DrawPath(arc1Path, arc1->GetPath(PathDirection::Hide), supportColor, Qt::SolidLine, Qt::RoundCap);
+        DrawPath(arc1Path, arc1->GetPath(PathDirection::Hide), Qt::darkGreen, Qt::SolidLine, Qt::RoundCap);
 
         if (arc2Id > NULL_ID)
         {
             const QSharedPointer<VArc> arc2 = Visualization::data->GeometricObject<VArc>(arc2Id);
-            DrawPath(arc2Path, arc2->GetPath(PathDirection::Hide), supportColor, Qt::SolidLine, Qt::RoundCap);
+            DrawPath(arc2Path, arc2->GetPath(PathDirection::Hide), Qt::darkRed, Qt::SolidLine, Qt::RoundCap);
 
             const QPointF fPoint = VToolPointOfIntersectionArcs::FindPoint(arc1.data(), arc2.data(), crossPoint);
             DrawPoint(point, fPoint, mainColor);
@@ -69,6 +69,19 @@ void VisToolPointOfIntersectionArcs::RefreshGeometry()
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VisToolPointOfIntersectionArcs::VisualMode(const quint32 &id)
+{
+    VMainGraphicsScene *scene = qobject_cast<VMainGraphicsScene *>(qApp->getCurrentScene());
+    SCASSERT(scene != nullptr);
+
+    this->arc1Id = id;
+    Visualization::scenePos = scene->getScenePos();
+    RefreshGeometry();
+
+    AddOnScene();
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VisToolPointOfIntersectionArcs::setArc1Id(const quint32 &value)
 {
@@ -82,7 +95,7 @@ void VisToolPointOfIntersectionArcs::setArc2Id(const quint32 &value)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VisToolPointOfIntersectionArcs::setCrossPoint(const CrossArcPoint &value)
+void VisToolPointOfIntersectionArcs::setCrossPoint(const CrossArcsPoint &value)
 {
     crossPoint = value;
 }

src/app/visualization/vistoolpointofintersectionarcs.h

@@ -40,10 +40,11 @@ public:
     virtual ~VisToolPointOfIntersectionArcs();
 
     virtual void RefreshGeometry();
+    virtual void VisualMode(const quint32 &id);
 
     void         setArc1Id(const quint32 &value);
     void         setArc2Id(const quint32 &value);
-    void         setCrossPoint(const CrossArcPoint &value);
+    void         setCrossPoint(const CrossArcsPoint &value);
 
     virtual int  type() const {return Type;}
     enum { Type = UserType + static_cast<int>(Vis::ToolPointOfIntersection)};
@@ -51,7 +52,7 @@ private:
     Q_DISABLE_COPY(VisToolPointOfIntersectionArcs)
     quint32              arc1Id;
     quint32              arc2Id;
-    CrossArcPoint        crossPoint;
+    CrossArcsPoint       crossPoint;
     QGraphicsEllipseItem *point;
     QGraphicsPathItem    *arc1Path;
     QGraphicsPathItem    *arc2Path;

src/app/visualization/visualization.h

@@ -52,7 +52,7 @@ public:
     void         setPoint1Id(const quint32 &value);
     void         setLineStyle(const Qt::PenStyle &value);
     void         setScenePos(const QPointF &value);
-    void         VisualMode(const quint32 &pointId);
+    virtual void VisualMode(const quint32 &pointId);
     void         setMainColor(const QColor &value);
 signals:
     void         ToolTip(const QString &toolTip);

src/app/widgets/vtooloptionspropertybrowser.cpp

@@ -116,6 +116,9 @@ void VToolOptionsPropertyBrowser::ShowItemOptions(QGraphicsItem *item)
         case VToolPointOfIntersection::Type:
             ShowOptionsToolPointOfIntersection(item);
             break;
+        case VToolPointOfIntersectionArcs::Type:
+            ShowOptionsToolPointOfIntersectionArcs(item);
+            break;
         case VToolShoulderPoint::Type:
             ShowOptionsToolShoulderPoint(item);
             break;
@@ -203,6 +206,9 @@ void VToolOptionsPropertyBrowser::UpdateOptions()
         case VToolPointOfIntersection::Type:
             UpdateOptionsToolPointOfIntersection();
             break;
+        case VToolPointOfIntersectionArcs::Type:
+            UpdateOptionsToolPointOfIntersectionArcs();
+            break;
         case VToolShoulderPoint::Type:
             UpdateOptionsToolShoulderPoint();
             break;
@@ -305,6 +311,9 @@ void VToolOptionsPropertyBrowser::userChangedData(VProperty *property)
         case VToolPointOfIntersection::Type:
             ChangeDataToolPointOfIntersection(prop);
             break;
+        case VToolPointOfIntersectionArcs::Type:
+            ChangeDataToolPointOfIntersectionArcs(prop);
+            break;
         case VToolShoulderPoint::Type:
             ChangeDataToolShoulderPoint(prop);
             break;
@@ -388,6 +397,16 @@ void VToolOptionsPropertyBrowser::AddPropertyPointName(Tool *i, const QString &p
     AddProperty(itemName, VAbstractTool::AttrName);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+template<class Tool>
+void VToolOptionsPropertyBrowser::AddPropertyCrossPoint(Tool *i, const QString &propertyName)
+{
+    VEnumProperty* itemProperty = new VEnumProperty(propertyName);
+    itemProperty->setLiterals(QStringList()<< tr("First point") << tr("Second point"));
+    itemProperty->setValue(static_cast<int>(i->GetCrossArcsPoint())-1);
+    AddProperty(itemProperty, VAbstractTool::AttrCrossPoint);
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 template<class Tool>
 void VToolOptionsPropertyBrowser::AddPropertyLineType(Tool *i, const QString &propertyName,
@@ -827,6 +846,49 @@ void VToolOptionsPropertyBrowser::ChangeDataToolPointOfIntersection(VProperty *p
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VToolOptionsPropertyBrowser::ChangeDataToolPointOfIntersectionArcs(VProperty *property)
+{
+    SCASSERT(property != nullptr)
+
+    const QVariant value = property->data(VProperty::DPC_Data, Qt::DisplayRole);
+    const QString id = propertyToId[property];
+
+    VToolPointOfIntersectionArcs *i = qgraphicsitem_cast<VToolPointOfIntersectionArcs *>(currentItem);
+    SCASSERT(i != nullptr);
+    switch (PropertiesList().indexOf(id))
+    {
+        case 0: // VAbstractTool::AttrName
+            SetPointName<VToolPointOfIntersectionArcs>(value.toString());
+            break;
+        case 28: // VAbstractTool::AttrCrossPoint
+        {
+            const QVariant value = property->data(VProperty::DPC_Data, Qt::EditRole);
+            bool ok = false;
+            const int val = value.toInt(&ok);
+
+            CrossArcsPoint cross = CrossArcsPoint::FirstPoint;
+            if (ok)
+            {
+                switch(val)
+                {
+                    case 0:
+                        cross = CrossArcsPoint::FirstPoint;
+                    case 1:
+                        cross = CrossArcsPoint::SecondPoint;
+                    default:
+                        cross = CrossArcsPoint::FirstPoint;
+                }
+            }
+            i->SetCrossArcsPoint(cross);
+            break;
+        }
+        default:
+            qWarning()<<"Unknown property type. id = "<<id;
+            break;
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VToolOptionsPropertyBrowser::ChangeDataToolShoulderPoint(VProperty *property)
 {
@@ -1171,6 +1233,17 @@ void VToolOptionsPropertyBrowser::ShowOptionsToolPointOfIntersection(QGraphicsIt
     AddPropertyPointName(i, tr("Point label"));
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VToolOptionsPropertyBrowser::ShowOptionsToolPointOfIntersectionArcs(QGraphicsItem *item)
+{
+    VToolPointOfIntersectionArcs *i = qgraphicsitem_cast<VToolPointOfIntersectionArcs *>(item);
+    i->ShowVisualization(true);
+    formView->setTitle(tr("Tool to make point from intersection two arcs"));
+
+    AddPropertyPointName(i, tr("Point label"));
+    AddPropertyCrossPoint(i, tr("Take"));
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VToolOptionsPropertyBrowser::ShowOptionsToolShoulderPoint(QGraphicsItem *item)
 {
@@ -1485,6 +1558,15 @@ void VToolOptionsPropertyBrowser::UpdateOptionsToolPointOfIntersection()
     idToProperty[VAbstractTool::AttrName]->setValue(i->name());
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VToolOptionsPropertyBrowser::UpdateOptionsToolPointOfIntersectionArcs()
+{
+    VToolPointOfIntersectionArcs *i = qgraphicsitem_cast<VToolPointOfIntersectionArcs *>(currentItem);
+
+    idToProperty[VAbstractTool::AttrName]->setValue(i->name());
+    idToProperty[VAbstractTool::AttrCrossPoint]->setValue(static_cast<int>(i->GetCrossArcsPoint())-1);
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VToolOptionsPropertyBrowser::UpdateOptionsToolShoulderPoint()
 {
@@ -1611,6 +1693,7 @@ QStringList VToolOptionsPropertyBrowser::PropertiesList() const
                                      << VAbstractTool::AttrAxisP2          /* 24 */
                                      << VAbstractTool::AttrKCurve          /* 25 */
                                      << VAbstractTool::AttrLineColor       /* 26 */
-                                     << VAbstractTool::AttrColor;          /* 27 */
+                                     << VAbstractTool::AttrColor           /* 27 */
+                                     << VAbstractTool::AttrCrossPoint;     /* 28 */
     return attr;
 }

src/app/widgets/vtooloptionspropertybrowser.h

@@ -71,6 +71,9 @@ private:
     template<class Tool>
     void AddPropertyPointName(Tool *i, const QString &propertyName);
 
+    template<class Tool>
+    void AddPropertyCrossPoint(Tool *i, const QString &propertyName);
+
     template<class Tool>
     void AddPropertyLineType(Tool *i, const QString &propertyName, const QMap<QString, QIcon> &styles);
 
@@ -96,6 +99,7 @@ private:
     void ChangeDataToolNormal(VPE::VProperty *property);
     void ChangeDataToolPointOfContact(VPE::VProperty *property);
     void ChangeDataToolPointOfIntersection(VPE::VProperty *property);
+    void ChangeDataToolPointOfIntersectionArcs(VPE::VProperty *property);
     void ChangeDataToolShoulderPoint(VPE::VProperty *property);
     void ChangeDataToolSpline(VPE::VProperty *property);
     void ChangeDataToolSplinePath(VPE::VProperty *property);
@@ -117,6 +121,7 @@ private:
     void ShowOptionsToolNormal(QGraphicsItem *item);
     void ShowOptionsToolPointOfContact(QGraphicsItem *item);
     void ShowOptionsToolPointOfIntersection(QGraphicsItem *item);
+    void ShowOptionsToolPointOfIntersectionArcs(QGraphicsItem *item);
     void ShowOptionsToolShoulderPoint(QGraphicsItem *item);
     void ShowOptionsToolSpline(QGraphicsItem *item);
     void ShowOptionsToolSplinePath(QGraphicsItem *item);
@@ -138,6 +143,7 @@ private:
     void UpdateOptionsToolNormal();
     void UpdateOptionsToolPointOfContact();
     void UpdateOptionsToolPointOfIntersection();
+    void UpdateOptionsToolPointOfIntersectionArcs();
     void UpdateOptionsToolShoulderPoint();
     void UpdateOptionsToolSpline();
     void UpdateOptionsToolSplinePath();

src/app/xml/vpattern.h

@@ -38,7 +38,7 @@ class VMainGraphicsScene;
 
 enum class Document : char { LiteParse, LitePPParse, FullParse };
 enum class LabelType : char {NewPatternPiece, NewLabel};
-enum class CrossArcPoint : char {FirstPoint = 1, SecondPoint = 2};
+enum class CrossArcsPoint : char {FirstPoint = 1, SecondPoint = 2};
 
 /**
  * @brief The VPattern class working with pattern file.

src/libs/vgeometry/vgobject.cpp

@@ -267,10 +267,36 @@ int VGObject::IntersectionCircles(const QPointF &c1, double r1, const QPointF &c
     {
         return 3;// Circles are equal
     }
-    const double a = 2.0 * (c2.x() - c1.x());
+    const double a = - 2.0 * (c2.x() - c1.x());
-    const double b = 2.0 * (c2.y() - c1.y());
+    const double b = - 2.0 * (c2.y() - c1.y());
-    const double c = c1.x() * c1.x() + c1.y() * c1.y() - r1 * r1 - (c2.x() * c2.x() + c2.y() * c2.y() - r2 * r2);
+    const double c = (c2.x() - c1.x())* (c2.x() - c1.x()) + (c2.y() - c1.y()) * (c2.y() - c1.y()) + r1 * r1 - r2 * r2;
-    return LineIntersectCircle (c1, r1, CreateSegment(a, b, c), p1, p2);
+
+    const double x0 = -a*c/(a*a+b*b);
+    const double y0 = -b*c/(a*a+b*b);
+
+    if (c*c > r1*r1*(a*a+b*b))
+    {
+        return 0;
+    }
+    else if (qFuzzyCompare(c*c, r1*r1*(a*a+b*b)))
+    {
+        p1 = QPointF(x0 + c1.x(), y0  + c1.y());
+        return 1;
+    }
+    else
+    {
+        const double d = r1*r1 - c*c/(a*a+b*b);
+        const double mult = sqrt (d / (a*a+b*b));
+
+        const double ax = x0 + b * mult;
+        const double bx = x0 - b * mult;
+        const double ay = y0 - a * mult;
+        const double by = y0 + a * mult;
+
+        p1 = QPointF(ax + c1.x(), ay + c1.y());
+        p2 = QPointF(bx + c1.x(), by + c1.y());
+        return 2;
+    }
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -429,18 +455,6 @@ double VGObject::GetEpsilon(const QPointF &p1, const QPointF &p2)
     return epsilon;
 }
 
-//---------------------------------------------------------------------------------------------------------------------
-QLineF VGObject::CreateSegment(double a, double b, double c)
-{
-    const double x1 = 0;
-    const double y1 = (-a*x1-c)/b;
-
-    const double x2 = 1000;
-    const double y2 = (-a*x2-c)/b;
-
-    return QLineF(x1, y1, x2, y2);
-}
-
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief GetReversePoint return revers container of points.

src/libs/vgeometry/vgobject.h

@@ -90,7 +90,6 @@ private:
     static bool    IsPointOnLineviaPDP(const QPointF &t, const QPointF &p1, const QPointF &p2);
     static double  PerpDotProduct(const QPointF &t, const QPointF &p1, const QPointF &p2);
     static double  GetEpsilon(const QPointF &p1, const QPointF &p2);
-    static QLineF  CreateSegment(double a, double b, double c);
 };
 
 #endif // VGOBJECT_H