X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FPartSet%2FPartSet_Tools.cpp;h=9157938f1fbb2e37928d7173ae094eb1acd5c5dd;hb=6f84fd29d85b783864cdbb3ac9fdd6a3ad3cbb7c;hp=b526342b6fef028c9e5000b9acc56c831dfc9777;hpb=0f8c4e255e0d97ae2ffe3d9536872a21144ed493;p=modules%2Fshaper.git

diff --git a/src/PartSet/PartSet_Tools.cpp b/src/PartSet/PartSet_Tools.cpp
index b526342b6..9157938f1 100644
--- a/src/PartSet/PartSet_Tools.cpp
+++ b/src/PartSet/PartSet_Tools.cpp
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
 // File:        PartSet_Tools.h
 // Created:     28 Apr 2014
 // Author:      Natalia ERMOLAEVA
@@ -6,25 +8,49 @@
 
 #include <ModelAPI_Data.h>
 #include <ModelAPI_AttributeDouble.h>
+#include <ModelAPI_AttributeRefList.h>
+#include <ModelAPI_Document.h>
+#include <ModelAPI_Session.h>
+#include <ModelAPI_ResultConstruction.h>
 
 #include <GeomDataAPI_Point.h>
 #include <GeomDataAPI_Dir.h>
 #include <GeomDataAPI_Point2D.h>
+#include <GeomAPI_Pln.h>
+#include <GeomAPI_Pnt2d.h>
+#include <GeomAPI_Pnt.h>
+#include <GeomAPI_Edge.h>
+#include <GeomAPI_Vertex.h>
 
 #include <GeomAPI_Dir.h>
 #include <GeomAPI_XYZ.h>
 
+#include <SketchPlugin_Feature.h>
 #include <SketchPlugin_Sketch.h>
+#include <SketchPlugin_ConstraintCoincidence.h>
+#include <SketchPlugin_ConstraintDistance.h>
+#include <SketchPlugin_ConstraintLength.h>
+#include <SketchPlugin_ConstraintRadius.h>
+#include <SketchPlugin_ConstraintRigid.h>
+#include <SketchPlugin_Constraint.h>
+#include <SketchPlugin_Circle.h>
+#include <SketchPlugin_Arc.h>
 #include <SketchPlugin_Line.h>
+#include <SketchPlugin_Point.h>
 
-#include <XGUI_ViewerPrs.h>
+#include <ModuleBase_ViewerPrs.h>
 
 #include <V3d_View.hxx>
 #include <gp_Pln.hxx>
+#include <gp_Circ.hxx>
 #include <ProjLib.hxx>
 #include <ElSLib.hxx>
 #include <Geom_Line.hxx>
 #include <GeomAPI_ProjectPointOnCurve.hxx>
+#include <BRep_Tool.hxx>
+#include <TopoDS.hxx>
+#include <TopoDS_Edge.hxx>
+#include <TopoDS_Vertex.hxx>
 
 #ifdef _DEBUG
 #include <QDebug>
@@ -53,32 +79,33 @@ gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theV
   gp_Pnt ConvertedPoint(X, Y, Z);
 
   gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
-  gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(), PlaneOfTheView);
+  gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(),
+                                     PlaneOfTheView);
   return ResultPoint;
 }
 
-void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, boost::shared_ptr<ModelAPI_Feature> theSketch,
-                                Handle(V3d_View) theView, double& theX, double& theY)
+void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
+Handle(V3d_View) theView,
+                                double& theX, double& theY)
 {
   if (!theSketch)
     return;
 
-  boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
-  boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
+  AttributeDoublePtr anAttr;
+  std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 
-  boost::shared_ptr<GeomDataAPI_Point> anOrigin = 
-    boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
+  std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
+      aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 
-  boost::shared_ptr<GeomDataAPI_Dir> aX = 
-    boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
-  boost::shared_ptr<GeomDataAPI_Dir> anY = 
-    boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
+  std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+      aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
+  std::shared_ptr<GeomDataAPI_Dir> anY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+      aData->attribute(SketchPlugin_Sketch::DIRY_ID()));
 
   gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
   gp_Vec aVec(anOriginPnt, thePoint);
 
-  if (!theView.IsNull())
-  {
+  if (!theView.IsNull()) {
     V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
     theView->Eye(XEye, YEye, ZEye);
 
@@ -89,130 +116,531 @@ void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, boost::shared_ptr<ModelA
     gp_Vec anEyeVec(EyePoint, AtPoint);
     anEyeVec.Normalize();
 
-    boost::shared_ptr<GeomDataAPI_Dir> aNormal = 
-                  boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
+    std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+        aData->attribute(SketchPlugin_Sketch::NORM_ID()));
     gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
 
     double aDen = anEyeVec * aNormalVec;
     double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
 
-    gp_Vec aDeltaVec = anEyeVec*aLVec;
+    gp_Vec aDeltaVec = anEyeVec * aLVec;
     aVec = aVec - aDeltaVec;
   }
   theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
   theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
 }
 
-void PartSet_Tools::convertTo3D(const double theX, const double theY,
-                                boost::shared_ptr<ModelAPI_Feature> theSketch,
-                                gp_Pnt& thePoint)
+std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::convertTo3D(const double theX, const double theY, FeaturePtr theSketch)
 {
-  if (!theSketch)
-    return;
-
-  boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
+  std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 
-  boost::shared_ptr<GeomDataAPI_Point> aC = 
-    boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
-  boost::shared_ptr<GeomDataAPI_Dir> aX = 
-    boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
-  boost::shared_ptr<GeomDataAPI_Dir> aY = 
-    boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
+  std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
+      aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
+  std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+      aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
+  std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+      aData->attribute(SketchPlugin_Sketch::DIRY_ID()));
 
-  boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(
-    aX->dir()->xyz()->multiplied(theX))->added(aY->dir()->xyz()->multiplied(theY));
+  std::shared_ptr<GeomAPI_Pnt2d> aPnt2d = 
+    std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 
-  boost::shared_ptr<GeomAPI_Pnt> aPoint = boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
-  thePoint = gp_Pnt(aPoint->x(), aPoint->y(), aPoint->z());
+  return aPnt2d->to3D(aC->pnt(), aX->dir(), aY->dir());
 }
 
-void PartSet_Tools::intersectLines(double theX0, double theY0, double theX1, double theY1,
-                                   double theX2, double theY2, double theX3, double theY3,
-                                   double& theX, double& theY)
+ObjectPtr PartSet_Tools::nearestFeature(QPoint thePoint, Handle_V3d_View theView,
+                                        FeaturePtr theSketch,
+                                        const QList<ModuleBase_ViewerPrs>& theSelected,
+                                        const QList<ModuleBase_ViewerPrs>& theHighlighted)
 {
-  double aV1 = theX1 - theX0, aV2 = theY1 - theY0;
-  double aW1 = theX3 - theX2, aW2 = theY3 - theY2;
+  // firstly it finds the feature in the list of highlight
+  ObjectPtr aDeltaObject  = nearestFeature(thePoint, theView, theSketch, theHighlighted);
+  if (!aDeltaObject)
+    // secondly it finds the feature in the list of selected objects
+    aDeltaObject  = nearestFeature(thePoint, theView, theSketch, theSelected);
 
-  double aT2 = 0;
-  if (aV1  != 0 && aV2 != 0)
-    aT2 = (( theY2 - theY0 )/aV2 - ( theX2 - theX0 )/aV1) / ( aW1/aV1 - aW2/aV2 );
-  else
-    aT2 = DBL_MAX;
+  return aDeltaObject;
+}
+
+ObjectPtr PartSet_Tools::nearestFeature(QPoint thePoint, Handle_V3d_View theView,
+                                        FeaturePtr theSketch,
+                                        const QList<ModuleBase_ViewerPrs>& thePresentations)
+{
+  ObjectPtr aDeltaObject;
+
+  CompositeFeaturePtr aSketch = 
+      std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theSketch);
+  // 1. find it in the selected list by the selected point
+  if (!aDeltaObject) {
+    double aX, anY;
+    gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(thePoint, theView);
+    PartSet_Tools::convertTo2D(aPoint, theSketch, theView, aX, anY);
+
+    FeaturePtr aFeature;
+    double aMinDelta = -1;
+    ModuleBase_ViewerPrs aPrs;
+    foreach (ModuleBase_ViewerPrs aPrs, thePresentations) {
+      if (!aPrs.object())
+        continue;
+      FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
+      std::shared_ptr<SketchPlugin_Feature> aSketchFeature = std::dynamic_pointer_cast<
+          SketchPlugin_Feature>(aFeature);
+      if (!aSketchFeature || !aSketch->isSub(aSketchFeature))
+        continue;
+
+      double aDelta = aSketchFeature->distanceToPoint(
+          std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aX, anY)));
+      if (aMinDelta < 0 || aMinDelta > aDelta) {
+        aMinDelta = aDelta;
+        // TODO aDeltaObject = aPrs.result();
+      }
+    }
+  }
+  // 2. if the object is not found, returns the first selected sketch feature
+  if (!aDeltaObject && thePresentations.size() > 0) {
+    // there can be some highlighted objects, e.g. a result of boolean operation and a sketch point
+    foreach (ModuleBase_ViewerPrs aPrs, thePresentations) {
+      if (!aPrs.object())
+        continue;
+      FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
+      if (aFeature && aSketch->isSub(aFeature))
+        aDeltaObject = aPrs.object();
+    }
+  }
+  return aDeltaObject;
+}
 
-  theX  = theX2 + aT2*aW1;
-  theY = theY2 + aT2*aW2;
+std::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
+{
+  return ModelAPI_Session::get()->moduleDocument();
+}
 
-  // the coordinates of two lines are on the common line
-  //It is not possible to use Precision::Confusion(), because it is e-0.8, but V is sometimes e-6
-  Standard_Real aPrec = PRECISION_TOLERANCE;
-  if (fabs(theX - theX0) < aPrec && fabs(theY - theY0) < aPrec) {
-    projectPointOnLine(theX2, theY2, theX3, theY3, theX1, theY1, theX, theY);    
+std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::getFeaturePoint(FeaturePtr theFeature,
+                                                                      double theX, double theY)
+{
+  std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
+                                                                 new GeomAPI_Pnt2d(theX, theY));
+  std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
+                                    theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
+  std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
+                                                                    aLast = anAttiributes.end();
+  std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
+  for (; anIt != aLast && !aFPoint; anIt++) {
+    std::shared_ptr<GeomDataAPI_Point2D> aCurPoint = std::dynamic_pointer_cast<
+        GeomDataAPI_Point2D>(*anIt);
+    if (aCurPoint && aCurPoint->pnt()->distance(aClickedPoint) < Precision::Confusion())
+      aFPoint = aCurPoint;
   }
+
+  return aFPoint;
 }
 
-void PartSet_Tools::projectPointOnLine(double theX1, double theY1, double theX2, double theY2,
-                                       double thePointX, double thePointY, double& theX, double& theY)
+void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
+                                    const std::string& theAttribute)
 {
-  theX = theY = 0;
+  if (!theFeature)
+    return;
+  std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
+  AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+      aData->attribute(theAttribute));
+  if (anAttribute)
+    anAttribute->setValue(theValue);
+}
 
-  Handle(Geom_Line) aLine = new Geom_Line(gp_Pnt(theX1, theY1, 0),
-                                     gp_Dir(gp_Vec(gp_Pnt(theX1, theY1, 0), gp_Pnt(theX2, theY2, 0))));
-  GeomAPI_ProjectPointOnCurve aProj(gp_Pnt(thePointX, thePointY, 0), aLine);
+double PartSet_Tools::featureValue(FeaturePtr theFeature, const std::string& theAttribute,
+                                   bool& isValid)
+{
+  isValid = false;
+  double aValue = 0;
+  if (theFeature) {
+    std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
+    AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+        aData->attribute(theAttribute));
+    if (anAttribute) {
+      aValue = anAttribute->value();
+      isValid = true;
+    }
+  }
+  return aValue;
+}
 
-  Standard_Integer aNbPoint = aProj.NbPoints();
-  if (aNbPoint > 0) {
-    gp_Pnt aPoint = aProj.Point(1);
-    theX = aPoint.X();
-    theY = aPoint.Y();
+FeaturePtr PartSet_Tools::feature(FeaturePtr theFeature, const std::string& theAttribute,
+                                  const std::string& theKind)
+{
+  FeaturePtr aFeature;
+  if (!theFeature)
+    return aFeature;
+
+  std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
+  std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(aData->attribute(theAttribute));
+  if (anAttr) {
+    aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anAttr->object());
+    if (!theKind.empty() && aFeature && aFeature->getKind() != theKind) {
+      aFeature = FeaturePtr();
+    }
   }
+  return aFeature;
 }
 
-boost::shared_ptr<ModelAPI_Feature> PartSet_Tools::nearestFeature(QPoint thePoint,
-                                                   Handle_V3d_View theView,
-                                                   boost::shared_ptr<ModelAPI_Feature> theSketch,
-                                                   const std::list<XGUI_ViewerPrs>& theFeatures)
+void PartSet_Tools::createConstraint(CompositeFeaturePtr theSketch,
+                                     std::shared_ptr<GeomDataAPI_Point2D> thePoint1,
+                                     std::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 {
-  double aX, anY;
-  gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(thePoint, theView);
-  PartSet_Tools::convertTo2D(aPoint, theSketch, theView, aX, anY);
+  FeaturePtr aFeature;
+  if (theSketch) {
+    aFeature = theSketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
+  } else {
+    std::shared_ptr<ModelAPI_Document> aDoc = document();
+    aFeature = aDoc->addFeature(SketchPlugin_ConstraintCoincidence::ID());
+  }
+
+  std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
+
+  std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
+  aRef1->setAttr(thePoint1);
 
-  boost::shared_ptr<ModelAPI_Feature> aFeature;
-  std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
+  std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
+  aRef2->setAttr(thePoint2);
 
-  boost::shared_ptr<ModelAPI_Feature> aDeltaFeature;   
-  double aMinDelta = -1;
-  XGUI_ViewerPrs aPrs;
+  if (aFeature)  // TODO: generate an error if feature was not created
+    aFeature->execute();
+}
+
+std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::
+  findAttributePoint(CompositeFeaturePtr theSketch, double theX, double theY,
+  double theTolerance, const QList<FeaturePtr>& theIgnore)
+{
+  std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
+      new GeomAPI_Pnt2d(theX, theY));
+
+  std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
+  for (int i = 0; i < theSketch->numberOfSubs(); i++) {
+    FeaturePtr aFeature = theSketch->subFeature(i);
+    if (!theIgnore.contains(aFeature)) {
+      anAttiributes = aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
+
+      std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt;
+      for (anIt = anAttiributes.cbegin(); anIt != anAttiributes.cend(); ++anIt) {
+        std::shared_ptr<GeomDataAPI_Point2D> aCurPoint = 
+          std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
+        double x = aCurPoint->x();
+        double y = aCurPoint->y();
+        if (aCurPoint && (aCurPoint->pnt()->distance(aClickedPoint) < theTolerance)) {
+          return aCurPoint;
+        }
+      }
+    }
+  }
+  return std::shared_ptr<GeomDataAPI_Point2D>();
+}
+
+
+void PartSet_Tools::setConstraints(CompositeFeaturePtr theSketch, FeaturePtr theFeature,
+                                   const std::string& theAttribute, double theClickedX,
+                                   double theClickedY)
+{
+  // find a feature point by the selection mode
+  //std::shared_ptr<GeomDataAPI_Point2D> aPoint = featurePoint(theMode);
+  std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint = std::dynamic_pointer_cast<
+      GeomDataAPI_Point2D>(theFeature->data()->attribute(theAttribute));
+  if (!aFeaturePoint)
+    return;
+
+  // get all sketch features. If the point with the given coordinates belong to any sketch feature,
+  // the constraint is created between the feature point and the found sketch point
+  std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
+  std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
+
+  std::list<ObjectPtr> aFeatures = aRefList->list();
+  std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
+  std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
+  std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
+      new GeomAPI_Pnt2d(theClickedX, theClickedY));
   for (; anIt != aLast; anIt++) {
-    aPrs = *anIt;
-    if (!aPrs.feature())
-      continue;
-    double aDelta = distanceToPoint(aPrs.feature(), aX, anY);
-    if (aMinDelta < 0 || aMinDelta > aDelta) {
-      aMinDelta = aDelta;
-      aDeltaFeature = aPrs.feature();
+    FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
+    // find the given point in the feature attributes
+    anAttiributes = aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
+    std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
+        aLast = anAttiributes.end();
+    std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
+    for (; anIt != aLast && !aFPoint; anIt++) {
+      std::shared_ptr<GeomDataAPI_Point2D> aCurPoint = 
+        std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
+      if (aCurPoint && (aCurPoint->pnt()->distance(aClickedPoint) < Precision::Confusion())) {
+        aFPoint = aCurPoint;
+        break;
+      }
     }
+    if (aFPoint)
+      PartSet_Tools::createConstraint(theSketch, aFPoint, aFeaturePoint);
   }
-  return aDeltaFeature;
 }
 
-double PartSet_Tools::distanceToPoint(boost::shared_ptr<ModelAPI_Feature> theFeature,
-                                      double theX, double theY)
+std::shared_ptr<GeomAPI_Pln> PartSet_Tools::sketchPlane(CompositeFeaturePtr theSketch)
 {
-  double aDelta = 0;
-  if (theFeature->getKind() != "SketchLine")
-    return aDelta;
+  std::shared_ptr<GeomAPI_Pln> aPlane;
+
+  std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
+  if (aData) {
+    std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
+        aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
+    std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+        aData->attribute(SketchPlugin_Sketch::NORM_ID()));
+    if (aNormal && anOrigin) {
+      double adX = aNormal->x();
+      double adY = aNormal->y();
+      double adZ = aNormal->z();
+
+      if ( (adX != 0) || (adY != 0) || (adZ != 0) ) { // Plane is valid
+        double aX = anOrigin->x();
+        double aY = anOrigin->y();
+        double aZ = anOrigin->z();
+        gp_Pln aPln(gp_Pnt(aX, aY, aZ), gp_Dir(adX, adY, adZ));
+        double aA, aB, aC, aD;
+        aPln.Coefficients(aA, aB, aC, aD);
+        aPlane = std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(aA, aB, aC, aD));
+      }
+    }
+  }
+  return aPlane;
+}
 
-  boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
+std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::point3D(std::shared_ptr<GeomAPI_Pnt2d> thePoint2D,
+                                                      CompositeFeaturePtr theSketch)
+{
+  std::shared_ptr<GeomAPI_Pnt> aPoint;
+  if (!theSketch || !thePoint2D)
+    return aPoint;
+
+  std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
+      theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
+  std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+      theSketch->data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
+  std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+      theSketch->data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
+
+  return thePoint2D->to3D(aC->pnt(), aX->dir(), aY->dir());
+}
+
+bool PartSet_Tools::isConstraintFeature(const std::string& theKind)
+{
+  return theKind == SketchPlugin_ConstraintDistance::ID()
+      || theKind == SketchPlugin_ConstraintLength::ID()
+      || theKind == SketchPlugin_ConstraintRadius::ID()
+      || theKind == SketchPlugin_ConstraintRigid::ID();
+}
+
+ResultPtr PartSet_Tools::createFixedObjectByEdge(const TopoDS_Shape& theShape, 
+                                                 const ObjectPtr& theObject, 
+                                                 CompositeFeaturePtr theSketch)
+{
+  if (theShape.ShapeType() == TopAbs_EDGE) {
+    // Check that we already have such external edge
+    std::shared_ptr<GeomAPI_Edge> aInEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge());
+    aInEdge->setImpl(new TopoDS_Shape(theShape));
+    ResultPtr aResult = findExternalEdge(theSketch, aInEdge);
+    if (aResult)
+      return aResult;
+
+    // If not found then we have to create new
+    Standard_Real aStart, aEnd;
+    Handle(V3d_View) aNullView;
+    FeaturePtr aMyFeature;
+
+    Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(theShape), aStart, aEnd);
+    GeomAdaptor_Curve aAdaptor(aCurve);
+    if (aAdaptor.GetType() == GeomAbs_Line) {
+      // Create line
+      aMyFeature = theSketch->addFeature(SketchPlugin_Line::ID());
+    } else if (aAdaptor.GetType() == GeomAbs_Circle) {
+      if (aAdaptor.IsClosed()) {
+        // Create circle
+        aMyFeature = theSketch->addFeature(SketchPlugin_Circle::ID());
+      } else {
+        // Create arc
+        aMyFeature = theSketch->addFeature(SketchPlugin_Arc::ID());
+      }
+    }
+    if (aMyFeature) {
+      DataPtr aData = aMyFeature->data();
+      AttributeSelectionPtr anAttr = 
+        std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
+        (aData->attribute(SketchPlugin_Feature::EXTERNAL_ID()));
+
+      ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
+      if (anAttr && aRes) {
+        std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
+        anEdge->setImpl(new TopoDS_Shape(theShape));
+
+        anAttr->setValue(aRes, anEdge);
+
+        aMyFeature->execute();
+
+        // fix this edge
+        FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
+        aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
+          setObject(aMyFeature->lastResult());
+
+        return aMyFeature->lastResult();
+      }
+    }
+  }
+  if (theShape.ShapeType() == TopAbs_VERTEX) {
+    std::shared_ptr<GeomAPI_Vertex> aInVert = std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex());
+    aInVert->setImpl(new TopoDS_Shape(theShape));
+    ResultPtr aResult = findExternalVertex(theSketch, aInVert);
+    if (aResult)
+      return aResult;
+
+    FeaturePtr aMyFeature = theSketch->addFeature(SketchPlugin_Point::ID());
+
+    if (aMyFeature) {
+      DataPtr aData = aMyFeature->data();
+      AttributeSelectionPtr anAttr = 
+        std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
+        (aData->attribute(SketchPlugin_Feature::EXTERNAL_ID()));
+
+      ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
+      if (anAttr && aRes) {
+        std::shared_ptr<GeomAPI_Shape> aVert(new GeomAPI_Shape);
+        aVert->setImpl(new TopoDS_Shape(theShape));
+
+        anAttr->setValue(aRes, aVert);
+        aMyFeature->execute();
+
+        // fix this edge
+        FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
+        aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
+          setObject(aMyFeature->lastResult());
+
+        return aMyFeature->lastResult();
+      }
+    }
+  }
+  return ResultPtr();
+}
+
+bool PartSet_Tools::isContainPresentation(const QList<ModuleBase_ViewerPrs>& theSelected,
+                                          const ModuleBase_ViewerPrs& thePrs)
+{
+  foreach (ModuleBase_ViewerPrs aPrs, theSelected) {
+    if (aPrs.object() == thePrs.object())
+      return true;
+  }
+  return false;
+}
 
-  boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
-        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_START));
-  boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
-        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
+ResultPtr PartSet_Tools::findExternalEdge(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Edge> theEdge)
+{
+  for (int i = 0; i < theSketch->numberOfSubs(); i++) {
+    FeaturePtr aFeature = theSketch->subFeature(i);
+    std::shared_ptr<SketchPlugin_Feature> aSketchFea = 
+      std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
+    if (aSketchFea) {
+      if (aSketchFea->isExternal()) {
+        std::list<ResultPtr> aResults = aSketchFea->results();
+        std::list<ResultPtr>::const_iterator aIt;
+        for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
+          ResultConstructionPtr aRes = 
+            std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
+          if (aRes) {
+            std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
+            if (aShape) {
+              if (theEdge->isEqual(aShape))
+                return aRes;
+            }
+          }
+        }
+      }
+    }
+  }
+  return ResultPtr();
+}
 
-  double aX, anY;
-  PartSet_Tools::projectPointOnLine(aPoint1->x(), aPoint1->y(), aPoint2->x(), aPoint2->y(), theX, theY, aX, anY);
 
-  aDelta = gp_Pnt(theX, theY, 0).Distance(gp_Pnt(aX, anY, 0));
+ResultPtr PartSet_Tools::findExternalVertex(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Vertex> theVert)
+{
+  for (int i = 0; i < theSketch->numberOfSubs(); i++) {
+    FeaturePtr aFeature = theSketch->subFeature(i);
+    std::shared_ptr<SketchPlugin_Feature> aSketchFea = 
+      std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
+    if (aSketchFea) {
+      if (aSketchFea->isExternal()) {
+        std::list<ResultPtr> aResults = aSketchFea->results();
+        std::list<ResultPtr>::const_iterator aIt;
+        for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
+          ResultConstructionPtr aRes = 
+            std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
+          if (aRes) {
+            std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
+            if (aShape) {
+              if (theVert->isEqual(aShape))
+                return aRes;
+            }
+          }
+        }
+      }
+    }
+  }
+  return ResultPtr();
+}
+
+
+bool PartSet_Tools::hasVertexShape(const ModuleBase_ViewerPrs& thePrs, FeaturePtr theSketch,
+                                   Handle_V3d_View theView, double& theX, double& theY)
+{
+  bool aHasVertex = false;
 
-  return aDelta;
+  const TopoDS_Shape& aShape = thePrs.shape();
+  if (!aShape.IsNull() && aShape.ShapeType() == TopAbs_VERTEX)
+  {
+    const TopoDS_Vertex& aVertex = TopoDS::Vertex(aShape);
+    if (!aVertex.IsNull())
+    {
+      gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
+      PartSet_Tools::convertTo2D(aPoint, theSketch, theView, theX, theY);
+      aHasVertex = true;
+    }
+  }
+
+  return aHasVertex;
+}
+
+AttributePtr PartSet_Tools::findAttributeBy2dPoint(ObjectPtr theObj, 
+                                                   const TopoDS_Shape theShape, 
+                                                   FeaturePtr theSketch)
+{
+
+  AttributePtr anAttribute;
+  FeaturePtr aFeature = ModelAPI_Feature::feature(theObj);
+  if (aFeature) {
+    if (theShape.ShapeType() == TopAbs_VERTEX) {
+      const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
+      if (!aVertex.IsNull())  {
+        gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
+        std::shared_ptr<GeomAPI_Pnt> aValue = std::shared_ptr<GeomAPI_Pnt>(
+            new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
+
+        // find the given point in the feature attributes
+        std::list<AttributePtr> anAttiributes = 
+          aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
+        std::list<AttributePtr>::const_iterator anIt = anAttiributes.begin(), 
+                                                aLast = anAttiributes.end();
+        for (; anIt != aLast && !anAttribute; anIt++) {
+          std::shared_ptr<GeomDataAPI_Point2D> aCurPoint = 
+            std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
+
+          std::shared_ptr<GeomAPI_Pnt> aPnt = convertTo3D(aCurPoint->x(), aCurPoint->y(), theSketch);
+          if (aPnt && (aPnt->distance(aValue) < Precision::Confusion())) {
+            anAttribute = aCurPoint;
+            break;
+          }
+        }
+      }
+    }
+  }
+  return anAttribute;
 }