+void SketchPlugin_Arc::attributeChanged(const std::string& theID)
+{
+ std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(data()->attribute(CENTER_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(data()->attribute(START_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> anEndAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(data()->attribute(END_ID()));
+ // the second condition for unability to move external segments anywhere
+ if (theID == EXTERNAL_ID() || isFixed()) {
+ std::shared_ptr<GeomAPI_Shape> aSelection = data()->selection(EXTERNAL_ID())->value();
+ // update arguments due to the selection value
+ if (aSelection && !aSelection->isNull() && aSelection->isEdge()) {
+ std::shared_ptr<GeomAPI_Edge> anEdge( new GeomAPI_Edge(aSelection));
+ std::shared_ptr<GeomAPI_Circ> aCirc = anEdge->circle();
+ if (aCirc.get()) {
+ aStartAttr->setValue(sketch()->to2D(anEdge->firstPoint()));
+ anEndAttr->setValue(sketch()->to2D(anEdge->lastPoint()));
+ aCenterAttr->setValue(sketch()->to2D(aCirc->center()));
+
+ data()->real(RADIUS_ID())->setValue(aCirc->radius());
+ double aStartAngle, aEndAngle;
+ anEdge->getRange(aStartAngle, aEndAngle);
+ data()->real(ANGLE_ID())->setValue(aEndAngle - aStartAngle);
+ }
+ }
+ return;
+ }
+ AttributeStringPtr aTypeAttr =
+ std::dynamic_pointer_cast<ModelAPI_AttributeString>(attribute(ARC_TYPE()));
+
+ // this is before others since here end attribute may be changed, but with the special behavior
+ if (aTypeAttr->value() == ARC_TYPE_TANGENT() && (theID == TANGENT_POINT_ID() || theID == END_ID())) {
+ SketchPlugin_Sketch* aSketch = sketch();
+ AttributeRefAttrPtr aTangPtAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ data()->attribute(TANGENT_POINT_ID()));
+
+ if (aTangPtAttr->isInitialized() && anEndAttr->isInitialized()) {
+ // compute orthogonal direction
+ std::shared_ptr<GeomAPI_Dir2d> anOrthoDir;
+ std::shared_ptr<GeomDataAPI_Point2D> aTangentPoint =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aTangPtAttr->attr());
+ std::shared_ptr<GeomAPI_Pnt2d> aTangPnt2d = aTangentPoint->pnt();
+ FeaturePtr aTangFeature = ModelAPI_Feature::feature(aTangentPoint->owner());
+ std::shared_ptr<GeomAPI_Edge> aTangEdge = std::dynamic_pointer_cast<GeomAPI_Edge>(
+ aTangFeature->lastResult()->shape());
+ if (aTangEdge->isLine()) {
+ std::shared_ptr<GeomAPI_Dir> aDir = aTangEdge->line()->direction();
+ std::shared_ptr<GeomAPI_Pnt> aPnt(new GeomAPI_Pnt(aDir->x(), aDir->y(), aDir->z()));
+ std::shared_ptr<GeomAPI_Pnt2d> aPnt2d = aSketch->to2D(aPnt);
+ anOrthoDir = std::shared_ptr<GeomAPI_Dir2d>(new GeomAPI_Dir2d(-aPnt2d->y(), aPnt2d->x()));
+ }
+ else if (aTangEdge->isArc()) {
+ std::shared_ptr<GeomAPI_Pnt> aCenter = aTangEdge->circle()->center();
+ std::shared_ptr<GeomAPI_Pnt2d> aCenter2d = aSketch->to2D(aCenter);
+ anOrthoDir = std::shared_ptr<GeomAPI_Dir2d>(
+ new GeomAPI_Dir2d(aTangPnt2d->xy()->decreased(aCenter2d->xy())));
+ }
+
+ // compute parameters of the middle perpendicular
+ std::shared_ptr<GeomAPI_XY> aEndPntCoord = anEndAttr->pnt()->xy();
+ std::shared_ptr<GeomAPI_XY> aTempDir = aEndPntCoord->decreased(aTangPnt2d->xy());
+ std::shared_ptr<GeomAPI_Dir2d> aMidDir(new GeomAPI_Dir2d(-aTempDir->y(), aTempDir->x()));
+ std::shared_ptr<GeomAPI_Pnt2d> aMidPnt(
+ new GeomAPI_Pnt2d(aEndPntCoord->added(aTangPnt2d->xy())->multiplied(0.5)));
+
+ // compute center of arc by calculating intersection of orthogonal line and middle perpendicular
+ std::shared_ptr<GeomAPI_Lin2d> anOrthoLine(new GeomAPI_Lin2d(aTangPnt2d, anOrthoDir));
+ std::shared_ptr<GeomAPI_Lin2d> aMiddleLine(new GeomAPI_Lin2d(aMidPnt, aMidDir));
+ std::shared_ptr<GeomAPI_Pnt2d> aCenter = anOrthoLine->intersect(aMiddleLine);
+ if (aCenter) {
+ data()->blockSendAttributeUpdated(true);
+ aCenterAttr->setValue(aCenter);
+ aStartAttr->setValue(aTangPnt2d);
+ data()->blockSendAttributeUpdated(false);
+ }
+
+ tangencyArcConstraints();
+ }
+ return;
+ }
+
+ // if changed the base attributes, update all other (is necessary) without recursion
+ if (theID == CENTER_ID() || theID == START_ID() || theID == END_ID() || theID == ARC_TYPE()) {
+ if (!isFeatureValid())
+ return;
+ std::shared_ptr<GeomAPI_Pnt2d> aCenter = aCenterAttr->pnt();
+ std::shared_ptr<GeomAPI_Pnt2d> aStart = aStartAttr->pnt();
+ std::shared_ptr<GeomAPI_Pnt2d> anEnd = anEndAttr->pnt();
+ double aRadius = aCenter->distance(aStart);
+ if (aRadius < tolerance)
+ return;
+ std::shared_ptr<GeomAPI_Circ2d> aCircleForArc(new GeomAPI_Circ2d(aCenter, aStart));
+
+ data()->blockSendAttributeUpdated(true);
+ if (theID == END_ID() && isStable()) {
+ // The arc is under construction, so its end point projected
+ // on the circle formed by center and start points
+ std::shared_ptr<GeomAPI_Pnt2d> aProjection = aCircleForArc->project(anEnd);
+ if (aProjection && anEnd->distance(aProjection) > tolerance) {
+ anEndAttr->setValue(aProjection);
+ anEnd = aProjection;
+ }
+ }
+ // update all other attributes due to the base attributes values
+ if (aTypeAttr->value() == ARC_TYPE_THREE_POINTS()) { // update passed point due to start, end and center
+ if (aCenter->distance(aStart) > tolerance && aCenter->distance(anEnd) > tolerance) {
+ // project passed point t othe circle
+ std::shared_ptr<GeomDataAPI_Point2D> aPassedAttr =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(PASSED_POINT_ID()));
+ if (aPassedAttr->isInitialized()) {
+ std::shared_ptr<GeomAPI_Pnt2d> aProjection = aCircleForArc->project(aPassedAttr->pnt());
+ if (aProjection && aPassedAttr->pnt()->distance(aProjection) > tolerance) {
+ aPassedAttr->setValue(aProjection);
+ }
+ } else { // initialize it by some middle - value
+ std::shared_ptr<GeomAPI_Dir2d> aStartDir(new GeomAPI_Dir2d(
+ aStart->xy()->decreased(aCenter->xy())));
+ std::shared_ptr<GeomAPI_Dir2d> aEndDir(new GeomAPI_Dir2d(
+ anEnd->xy()->decreased(aCenter->xy())));
+ std::shared_ptr<GeomAPI_XY> aMidDirXY = aStartDir->xy()->added(aEndDir->xy());
+ if (aMidDirXY->dot(aMidDirXY) < tolerance * tolerance) {
+ // start and end directions are opposite, so middle direction will be orthogonal
+ aMidDirXY->setX(-aStartDir->y());
+ aMidDirXY->setY(aStartDir->x());
+ }
+ std::shared_ptr<GeomAPI_Dir2d> aMidDir(new GeomAPI_Dir2d(aMidDirXY));
+ if ((aStartDir->cross(aMidDir) > 0) ^ !isReversed())
+ aMidDir->reverse();
+ std::shared_ptr<GeomAPI_XY> aPassedPnt =
+ aCenter->xy()->added(aMidDir->xy()->multiplied(aCenter->distance(aStart)));
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(PASSED_POINT_ID()))->
+ setValue(aPassedPnt->x(), aPassedPnt->y());
+ }
+ }
+ }
+ // update radius and angle
+ AttributeDoublePtr aRadiusAttr = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+ data()->attribute(RADIUS_ID()));
+ aRadiusAttr->setValue(aRadius);
+ AttributeDoublePtr anAngleAttr = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+ data()->attribute(ANGLE_ID()));
+ std::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter, aStart));
+ double aStartParam, aEndParam;
+ aCircle->parameter(aStart, paramTolerance, aStartParam);
+ aCircle->parameter(anEnd, paramTolerance, aEndParam);
+ adjustPeriod(aStartParam);
+ adjustPeriod(aEndParam);
+ if (aTypeAttr->value() == ARC_TYPE_THREE_POINTS()) { // use the passed point for the angle calculation
+ std::shared_ptr<GeomDataAPI_Point2D> aPassedAttr =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(PASSED_POINT_ID()));
+ double aPassedParam;
+ aCircle->parameter(aPassedAttr->pnt(), paramTolerance, aPassedParam);
+ adjustPeriod(aPassedParam);
+ double aNewAngle = aPassedParam >= aStartParam && aPassedParam <= aEndParam ?
+ ((aEndParam - aStartParam) * 180.0 / PI) :
+ ((aEndParam - aStartParam - 2.0 * PI) * 180.0 / PI);
+ if (fabs(aNewAngle - anAngleAttr->value()) > tolerance)
+ anAngleAttr->setValue(aNewAngle);
+ } else {
+ double aNewAngle = (aEndParam - aStartParam) * 180.0 / PI;
+ if (fabs(aNewAngle - anAngleAttr->value()) > tolerance)
+ anAngleAttr->setValue(aNewAngle);
+ }
+ // do not need to inform that other parameters were changed in this basis mode: these arguments
+ // change is enough
+ data()->blockSendAttributeUpdated(false, false);
+ return;
+ }
+
+ if (theID == PASSED_POINT_ID()) {
+ data()->blockSendAttributeUpdated(true);
+
+ std::shared_ptr<GeomAPI_Pnt2d> aPoints[3];
+ int aNbInitialized = 0;
+ for (int i = 1; i <= 3; ++i) {
+ std::shared_ptr<GeomDataAPI_Point2D> aCurPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(POINT_ID(i)));
+ if (aCurPnt->isInitialized())
+ aPoints[aNbInitialized++] = aCurPnt->pnt();
+ }
+
+ if (aNbInitialized == 3) {
+ std::shared_ptr<GeomAPI_Circ2d> aCircle(
+ new GeomAPI_Circ2d(aPoints[0], aPoints[1], aPoints[2]));
+
+ std::shared_ptr<GeomAPI_Pnt2d> aCenter = aCircle->center();
+ if (aCenter) {
+ aCenterAttr->setValue(aCenter);
+ }
+ }
+ data()->blockSendAttributeUpdated(false);
+ return;
+ }
+
+ if (theID == RADIUS_ID()) {
+ if (!aStartAttr->isInitialized() || !anEndAttr->isInitialized() || !aCenterAttr->isInitialized())
+ return;
+ // move center and passed point
+ std::shared_ptr<GeomAPI_Pnt2d> aStart = aStartAttr->pnt();
+ std::shared_ptr<GeomAPI_Pnt2d> anEnd = anEndAttr->pnt();
+ std::shared_ptr<GeomAPI_Pnt2d> aCenter = aCenterAttr->pnt();
+ if (aStart->distance(aCenter) < tolerance || anEnd->distance(aCenter) < tolerance)
+ return;
+ AttributeDoublePtr aRadiusAttr = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+ data()->attribute(RADIUS_ID()));
+ double aRadius = aRadiusAttr->value();
+
+ data()->blockSendAttributeUpdated(true);
+ std::shared_ptr<GeomAPI_Dir2d> aStartDir(new GeomAPI_Dir2d(aStart->xy()->decreased(aCenter->xy())));
+ std::shared_ptr<GeomAPI_XY> aNewStart = aStartDir->xy()->multiplied(aRadius)->added(aCenter->xy());
+ aStartAttr->setValue(aNewStart->x(), aNewStart->y());
+ std::shared_ptr<GeomAPI_Dir2d> anEndDir(new GeomAPI_Dir2d(anEnd->xy()->decreased(aCenter->xy())));
+ std::shared_ptr<GeomAPI_XY> aNewEnd = anEndDir->xy()->multiplied(aRadius)->added(aCenter->xy());
+ anEndAttr->setValue(aNewEnd->x(), aNewEnd->y());
+ data()->blockSendAttributeUpdated(false);
+ return;
+ }
+ if (theID == ANGLE_ID()) {
+ if (!aStartAttr->isInitialized() || !aCenterAttr->isInitialized())
+ return;
+ AttributeDoublePtr anAngleAttr = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+ data()->attribute(ANGLE_ID()));
+ data()->blockSendAttributeUpdated(true);
+ // move end point and passed point
+ std::shared_ptr<GeomAPI_XY> aCenter = aCenterAttr->pnt()->xy();
+ double anAngle = anAngleAttr->value() * PI / 180.0;
+ double sinA = sin(anAngle);
+ double cosA = cos(anAngle);
+ std::shared_ptr<GeomAPI_XY> aStartDir = aStartAttr->pnt()->xy()->decreased(aCenter);
+ std::shared_ptr<GeomAPI_XY> aDir(new GeomAPI_XY(
+ aStartDir->x() * cosA - aStartDir->y() * sinA,
+ aStartDir->x() * sinA + aStartDir->y() * cosA));
+ anEndAttr->setValue(aCenter->x() + aDir->x(), aCenter->y() + aDir->y());
+ data()->blockSendAttributeUpdated(false);
+ return;
+ }
+}
+
+void SketchPlugin_Arc::setReversed(bool isReversed)
+{
+ std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(attribute(INVERSED_ID()))->setValue(isReversed);
+ myParamBefore = 0.0;
+}
+
+bool SketchPlugin_Arc::isReversed()
+{
+ return std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(attribute(INVERSED_ID()))->value();
+}
+
+void SketchPlugin_Arc::tangencyArcConstraints()
+{
+ if (!lastResult())
+ return;
+
+ std::shared_ptr<GeomDataAPI_Point2D> aStartAttr =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_ID()));
+ AttributeRefAttrPtr aTangPtAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ attribute(TANGENT_POINT_ID()));
+ if (!aTangPtAttr->attr())
+ return;
+
+ FeaturePtr aFeature = ModelAPI_Feature::feature(aStartAttr->owner());
+ ObjectPtr aThisArc = aFeature->lastResult();
+ aFeature = ModelAPI_Feature::feature(aTangPtAttr->attr()->owner());
+ ObjectPtr aTangFeature = aFeature->lastResult();
+
+ // trying to find constraints to fix the tangency of the arc
+ std::set<FeaturePtr> aCoincidence;
+ std::set<FeaturePtr> aTangency;
+
+ AttributeRefAttrPtr aRefAttrA, aRefAttrB;
+ std::set<AttributePtr> aRefs = data()->refsToMe();
+ const std::set<AttributePtr>& aRefsToResult = lastResult()->data()->refsToMe();
+ aRefs.insert(aRefsToResult.begin(), aRefsToResult.end());
+ std::set<AttributePtr>::const_iterator aRefIt = aRefs.begin();
+ for (; aRefIt != aRefs.end(); ++aRefIt) {
+ FeaturePtr aConstrFeature = ModelAPI_Feature::feature((*aRefIt)->owner());
+ if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstrFeature->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstrFeature->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ if ((aRefAttrA && aRefAttrA->attr() == aStartAttr) ||
+ (aRefAttrB && aRefAttrB->attr() == aStartAttr))
+ aCoincidence.insert(aConstrFeature);
+ }
+ else if (aConstrFeature->getKind() == SketchPlugin_ConstraintTangent::ID()) {
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstrFeature->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstrFeature->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ if ((aRefAttrA && aRefAttrA->object() == aThisArc) ||
+ (aRefAttrB && aRefAttrB->object() == aThisArc))
+ aTangency.insert(aConstrFeature);
+ }
+ }
+ // search applicable pair of constraints
+ bool isFound = false;
+ FeaturePtr aPrevCoincidence, aPrevTangency;
+ std::set<FeaturePtr>::const_iterator aCIt, aTIt;
+ for (aCIt = aCoincidence.begin(); aCIt != aCoincidence.end() && !isFound; ++aCIt) {
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ (*aCIt)->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ (*aCIt)->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ AttributePtr anOtherPoint =
+ aRefAttrA->attr() == aStartAttr ? aRefAttrB->attr() : aRefAttrA->attr();
+ for (aTIt = aTangency.begin(); aTIt != aTangency.end() && !isFound; ++aTIt) {
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ (*aTIt)->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ (*aTIt)->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ ObjectPtr anOtherObject = aRefAttrA->object() == aThisArc ?
+ aRefAttrB->object() : aRefAttrA->object();
+ FeaturePtr anOtherFeature = ModelAPI_Feature::feature(anOtherObject);
+ if (anOtherPoint->owner() == anOtherFeature) {
+ isFound = true;
+ aPrevCoincidence = *aCIt;
+ aPrevTangency = *aTIt;
+ }
+ }
+ }
+
+ if (isFound) {
+ // update previous constraints
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aPrevCoincidence->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aPrevCoincidence->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ if (aRefAttrA->attr() == aStartAttr)
+ aRefAttrB->setAttr(aTangPtAttr->attr());
+ else
+ aRefAttrA->setAttr(aTangPtAttr->attr());
+
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aPrevTangency->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aPrevTangency->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ if (aRefAttrA->object() == aThisArc)
+ aRefAttrB->setObject(aTangFeature);
+ else
+ aRefAttrA->setObject(aTangFeature);
+ } else {
+ // Wait all constraints being removed, then send update events
+ static Events_ID aDeleteEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
+ bool isDeleteFlushed = Events_Loop::loop()->isFlushed(aDeleteEvent);
+ if (isDeleteFlushed)
+ Events_Loop::loop()->setFlushed(aDeleteEvent, false);
+ // Remove all obtained constraints which use current arc, because
+ // there is no information which of them were used to build tangency arc.
+ DocumentPtr aDoc = sketch()->document();
+ std::set<FeaturePtr> aFeaturesToBeRemoved;
+ for (aCIt = aCoincidence.begin(); aCIt != aCoincidence.end(); ++aCIt)
+ aFeaturesToBeRemoved.insert(*aCIt);
+ for (aTIt = aTangency.begin(); aTIt != aTangency.end(); ++aTIt)
+ aFeaturesToBeRemoved.insert(*aTIt);
+ ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
+ // Send events to update the sub-features by the solver.
+ if (isDeleteFlushed)
+ Events_Loop::loop()->setFlushed(aDeleteEvent, true);
+ else
+ Events_Loop::loop()->flush(aDeleteEvent);
+
+ // Wait all constraints being created, then send update events
+ static Events_ID aCreateEvent = Events_Loop::eventByName(EVENT_OBJECT_CREATED);
+ bool isCreateFlushed = Events_Loop::loop()->isFlushed(aCreateEvent);
+ if (isCreateFlushed)
+ Events_Loop::loop()->setFlushed(aCreateEvent, false);
+
+ // Create new constraints
+ FeaturePtr aConstraint = sketch()->addFeature(SketchPlugin_ConstraintCoincidence::ID());
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstraint->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstraint->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ aRefAttrA->setAttr(aStartAttr);
+ aRefAttrB->setAttr(aTangPtAttr->attr());
+ aConstraint->execute();
+ ModelAPI_EventCreator::get()->sendUpdated(aConstraint, aCreateEvent);
+
+ aConstraint = sketch()->addFeature(SketchPlugin_ConstraintTangent::ID());
+ aRefAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstraint->attribute(SketchPlugin_Constraint::ENTITY_A()));
+ aRefAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ aConstraint->attribute(SketchPlugin_Constraint::ENTITY_B()));
+ aRefAttrA->setObject(aThisArc);
+ aRefAttrB->setObject(aTangFeature);
+ aConstraint->execute();
+ ModelAPI_EventCreator::get()->sendUpdated(aConstraint, aCreateEvent);
+
+ // Send events to update the sub-features by the solver.
+ if(isCreateFlushed)
+ Events_Loop::loop()->setFlushed(aCreateEvent, true);
+ else
+ Events_Loop::loop()->flush(aCreateEvent);
+ }