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[modules/shaper.git] / src / SketchPlugin / SketchPlugin_ConstraintCoincidence.cpp
index b1fb8be9733879d14069da7b70a04eef4054b8f7..f7eceb070ea20f0427c6fe5b3ea8b3ae735b33ef 100644 (file)
@@ -1,30 +1,36 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
-
-// File:    SketchPlugin_ConstraintCoincidence.cpp
-// Created: 08 May 2014
-// Author:  Artem ZHIDKOV
+// Copyright (C) 2014-2020  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
 
 #include "SketchPlugin_ConstraintCoincidence.h"
 
+#include <SketchPlugin_Point.h>
+#include <SketchPlugin_Line.h>
 #include <SketchPlugin_Arc.h>
 #include <SketchPlugin_Circle.h>
-#include <SketchPlugin_Line.h>
-#include <SketchPlugin_Point.h>
 
-#include <SketcherPrs_Factory.h>
-
-#include <ModelAPI_AttributeDouble.h>
-#include <ModelAPI_Data.h>
-#include <GeomDataAPI_Dir.h>
-#include <GeomDataAPI_Point.h>
+#include <ModelAPI_Events.h>
+#include <ModelGeomAlgo_Point2D.h>
 #include <GeomDataAPI_Point2D.h>
 
-#include <GeomAPI_Circ2d.h>
-#include <GeomAPI_Dir2d.h>
-#include <GeomAPI_Lin2d.h>
+#include <SketcherPrs_Factory.h>
 
-/// \brief Update coordinates of the point to be correctly placed on the feature
-static void adjustPointOnEntity(std::shared_ptr<GeomDataAPI_Point2D> thePoint, FeaturePtr theFeature);
+#include <Events_Loop.h>
 
 SketchPlugin_ConstraintCoincidence::SketchPlugin_ConstraintCoincidence()
 {
@@ -45,80 +51,44 @@ AISObjectPtr SketchPlugin_ConstraintCoincidence::getAISObject(AISObjectPtr thePr
   if (!sketch())
     return thePrevious;
 
-  AISObjectPtr anAIS = thePrevious;
-  if (!anAIS) {
-    anAIS = SketcherPrs_Factory::coincidentConstraint(this, sketch()->coordinatePlane());
-  }
+  AISObjectPtr anAIS = SketcherPrs_Factory::coincidentConstraint(this, sketch(), thePrevious);
   return anAIS;
 }
 
-void SketchPlugin_ConstraintCoincidence::attributeChanged(const std::string& theID)
+AttributePoint2DPtr SketchPlugin_ConstraintCoincidence::getPoint(const FeaturePtr& theFeature)
 {
-  if (theID == ENTITY_A() || theID == ENTITY_B()) {
-    AttributeRefAttrPtr anAttrA = 
-        std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(attribute(ENTITY_A()));
-    AttributeRefAttrPtr anAttrB = 
-        std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(attribute(ENTITY_B()));
-
-    if (!anAttrA || !anAttrB || (!anAttrA->isObject() && !anAttrB->isObject()))
-      return;
-
-    if (anAttrA->isObject()) {
-      AttributeRefAttrPtr aTransient = anAttrA;
-      anAttrA = anAttrB;
-      anAttrB = aTransient;
-    }
-
-    std::shared_ptr<GeomDataAPI_Point2D> aPoint =
-        std::dynamic_pointer_cast<GeomDataAPI_Point2D>(anAttrA->attr());
-    FeaturePtr aFeature;
-    if (anAttrB->object())
-      aFeature = ModelAPI_Feature::feature(anAttrB->object());
-
-    // Adjust position of a point lying on a line or arc
-    if (aPoint && aFeature)
-      adjustPointOnEntity(aPoint, aFeature);
-  }
+  AttributePoint2DPtr aPoint = ModelGeomAlgo_Point2D::getPointOfRefAttr(theFeature.get(),
+                                                         SketchPlugin_Constraint::ENTITY_A(),
+                                 SketchPlugin_Point::ID(), SketchPlugin_Point::COORD_ID());
+  if (!aPoint.get())
+    aPoint = ModelGeomAlgo_Point2D::getPointOfRefAttr(theFeature.get(),
+                                                      SketchPlugin_Constraint::ENTITY_B(),
+                                 SketchPlugin_Point::ID(), SketchPlugin_Point::COORD_ID());
+  return aPoint;
 }
 
-
-
-
-// =======   Auxiliary functions   ================================================
-void adjustPointOnEntity(std::shared_ptr<GeomDataAPI_Point2D> thePoint, FeaturePtr theFeature)
+void SketchPlugin_ConstraintCoincidence::createCoincidenceFeature(SketchPlugin_Sketch* theSketch,
+                                           const std::shared_ptr<GeomDataAPI_Point2D>& thePoint1,
+                                           const std::shared_ptr<GeomDataAPI_Point2D>& thePoint2)
 {
-  if (theFeature->getKind() == SketchPlugin_Line::ID()) {
-    // project point on line
-    std::shared_ptr<GeomDataAPI_Point2D> aStart = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-        theFeature->attribute(SketchPlugin_Line::START_ID()));
-    std::shared_ptr<GeomDataAPI_Point2D> aEnd = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-        theFeature->attribute(SketchPlugin_Line::END_ID()));
-
-    std::shared_ptr<GeomAPI_Lin2d> aLine(new GeomAPI_Lin2d(aStart->pnt(), aEnd->pnt()));
-    std::shared_ptr<GeomAPI_Pnt2d> aProjected = aLine->project(thePoint->pnt());
-    thePoint->setValue(aProjected);
+  FeaturePtr aFeature;
+  if (theSketch) {
+    aFeature = theSketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
+  } else {
+    std::shared_ptr<ModelAPI_Document> aDoc = theSketch->document();
+    aFeature = aDoc->addFeature(SketchPlugin_ConstraintCoincidence::ID());
   }
-  else if (theFeature->getKind() == SketchPlugin_Circle::ID()) {
-    // project point on circle
-    std::shared_ptr<GeomDataAPI_Point2D> aCenter = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-        theFeature->attribute(SketchPlugin_Circle::CENTER_ID()));
-    double aRadius = theFeature->real(SketchPlugin_Circle::RADIUS_ID())->value();
 
-    std::shared_ptr<GeomAPI_Dir2d> aDir(new GeomAPI_Dir2d(1.0, 0.0));
-    std::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter->pnt(), aDir, aRadius));
+  std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 
-    std::shared_ptr<GeomAPI_Pnt2d> aProjected = aCircle->project(thePoint->pnt());
-    thePoint->setValue(aProjected);
-  }
-  else if (theFeature->getKind() == SketchPlugin_Arc::ID()) {
-    // project point on arc
-    std::shared_ptr<GeomDataAPI_Point2D> aCenter = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-        theFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
-    std::shared_ptr<GeomDataAPI_Point2D> aStart = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-        theFeature->attribute(SketchPlugin_Arc::START_ID()));
-
-    std::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter->pnt(), aStart->pnt()));
-    std::shared_ptr<GeomAPI_Pnt2d> aProjected = aCircle->project(thePoint->pnt());
-    thePoint->setValue(aProjected);
-  }
+  std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
+  aRef1->setAttr(thePoint1);
+
+  std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
+  aRef2->setAttr(thePoint2);
+
+  // we need to flush created signal in order to coincidence is processed by solver
+  Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 }