+AISObjectPtr SketchPlugin_ConstraintCoincidence::getAISObject(AISObjectPtr thePrevious)
+{
+ if (!sketch())
+ return thePrevious;
+
+ AISObjectPtr anAIS = SketcherPrs_Factory::coincidentConstraint(this, sketch()->coordinatePlane(),
+ thePrevious);
+ return anAIS;
+}
+
+FeaturePtr SketchPlugin_ConstraintCoincidence::findCoincidenceFeature(const FeaturePtr& theFeature1,
+ const FeaturePtr& theFeature2)
+{
+ FeaturePtr aResultFeature;
+
+ std::list<AttributePtr> anAttrList;
+ if (theFeature1->getKind() == SketchPlugin_Circle::ID() ||
+ theFeature2->getKind() == SketchPlugin_Circle::ID())
+ return aResultFeature;
+
+ if (theFeature2->getKind() == SketchPlugin_Line::ID()) {
+ anAttrList.push_back(theFeature2->attribute(SketchPlugin_Line::START_ID()));
+ anAttrList.push_back(theFeature2->attribute(SketchPlugin_Line::END_ID()));
+ } else if (theFeature2->getKind() == SketchPlugin_Arc::ID()) {
+ anAttrList.push_back(theFeature2->attribute(SketchPlugin_Arc::START_ID()));
+ anAttrList.push_back(theFeature2->attribute(SketchPlugin_Arc::END_ID()));
+ }
+
+ const std::set<AttributePtr>& aRefsList = theFeature1->data()->refsToMe();
+ std::set<AttributePtr>::const_iterator aRefIt = aRefsList.begin();
+ for (; aRefIt != aRefsList.end() && !aResultFeature.get(); ++aRefIt) {
+ FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>((*aRefIt)->owner());
+ if (aConstrFeature->getKind() != SketchPlugin_ConstraintCoincidence::ID())
+ continue;
+ AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(*aRefIt);
+ AttributePtr anAttr = aRefAttr->attr();
+ if (anAttr->id() == SketchPlugin_Arc::CENTER_ID())
+ continue;
+
+ anAttr = aConstrFeature->attribute(SketchPlugin_Constraint::ENTITY_A());
+ if (anAttr == *aRefIt)
+ anAttr = aConstrFeature->attribute(SketchPlugin_Constraint::ENTITY_B());
+
+ aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttr);
+ if (!aRefAttr)
+ continue;
+ anAttr = aRefAttr->attr();
+ for (std::list<AttributePtr>::const_iterator anIt = anAttrList.begin();
+ anIt != anAttrList.end() && !aResultFeature.get(); ++anIt)
+ if (*anIt == anAttr)
+ aResultFeature = aConstrFeature;
+ }
+ return aResultFeature;
+}
+
+AttributePoint2DPtr SketchPlugin_ConstraintCoincidence::getPoint(const FeaturePtr& theFeature)
+{
+ 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;
+}
+
+void SketchPlugin_ConstraintCoincidence::createCoincidenceFeature(SketchPlugin_Sketch* theSketch,
+ const std::shared_ptr<GeomDataAPI_Point2D>& thePoint1,
+ const std::shared_ptr<GeomDataAPI_Point2D>& thePoint2)
+{
+ 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());
+ }
+
+ 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);
+
+ 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));
+}