Show curve foot if only is selected.

--HG--
branch : feature

src/app/tools/drawTools/vabstractspline.cpp

@@ -217,3 +217,12 @@ QPainterPath VAbstractSpline::ToolPath(PathDirection direction) const
     path.setFillRule( Qt::WindingFill );
     return path;
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+void VAbstractSpline::ShowFoot(bool show)
+{
+    for (int i = 0; i < controlPoints.size(); ++i)
+    {
+        controlPoints.at(i)->setVisible(show);
+    }
+}

src/app/tools/drawTools/vabstractspline.h

@@ -81,6 +81,7 @@ protected:
     virtual void     keyReleaseEvent(QKeyEvent * event);
     virtual void     mouseReleaseEvent ( QGraphicsSceneMouseEvent * event );
     QPainterPath     ToolPath(PathDirection direction = PathDirection::Hide) const;
+    void             ShowFoot(bool show);
 };
 
 #endif // VABSTRACTSPLINE_H

src/app/tools/drawTools/vtoolspline.cpp

@@ -72,6 +72,8 @@ VToolSpline::VToolSpline(VPattern *doc, VContainer *data, quint32 id, const Sour
     connect(this, &VToolSpline::setEnabledPoint, controlPoint2, &VControlPointSpline::setEnabledPoint);
     controlPoints.append(controlPoint2);
 
+    ShowFoot(false);
+
     if (typeCreation == Source::FromGui)
     {
         AddToFile();
@@ -242,6 +244,7 @@ void VToolSpline::ShowVisualization(bool show)
         delete vis;
         vis = nullptr;
     }
+    ShowFoot(show);
 }
 
 //---------------------------------------------------------------------------------------------------------------------