-#include <SketchSolver_ConstraintMiddle.h>
+// Copyright (C) 2014-2022 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 <SketchSolver_Builder.h>
-#include <SketchSolver_Manager.h>
+#include <SketchSolver_ConstraintMiddle.h>
+#include <PlaneGCSSolver_ConstraintWrapper.h>
+#include <PlaneGCSSolver_EdgeWrapper.h>
+#include <PlaneGCSSolver_PointWrapper.h>
+#include <PlaneGCSSolver_Storage.h>
+#include <PlaneGCSSolver_Tools.h>
+#include <PlaneGCSSolver_UpdateCoincidence.h>
-#include <GeomAPI_XY.h>
+static bool isArc(EntityWrapperPtr theEntity)
+{
+ return theEntity->type() == ENTITY_ARC || theEntity->type() == ENTITY_ELLIPTIC_ARC;
+}
-SketchSolver_ConstraintMiddle::SketchSolver_ConstraintMiddle(ConstraintPtr theConstraint)
- : SketchSolver_Constraint(theConstraint)
+void SketchSolver_ConstraintMiddle::getAttributes(
+ EntityWrapperPtr& theValue,
+ std::vector<EntityWrapperPtr>& theAttributes)
{
+ SketchSolver_Constraint::getAttributes(theValue, theAttributes);
+
+ // create auxiliary point if middle point on arc is specified
+ if (isArc(theAttributes[2])) {
+ std::shared_ptr<PlaneGCSSolver_Storage> aStorage =
+ std::dynamic_pointer_cast<PlaneGCSSolver_Storage>(myStorage);
+
+ myOddPoint = GCSPointPtr(new GCS::Point);
+ myOddPoint->x = aStorage->createParameter();
+ myOddPoint->y = aStorage->createParameter();
+ theAttributes[1] = PointWrapperPtr(new PlaneGCSSolver_PointWrapper(myOddPoint));
+ }
}
-void SketchSolver_ConstraintMiddle::notifyCoincidenceChanged(
- EntityWrapperPtr theCoincAttr1,
- EntityWrapperPtr theCoincAttr2)
+bool SketchSolver_ConstraintMiddle::remove()
{
- // Check the coincidence between point and line has been changed
- AttributePtr aPoint;
- FeaturePtr aLine;
- EntityWrapperPtr anEntities[2] = {theCoincAttr1, theCoincAttr2};
- for (int i = 0; i < 2; ++i) {
- if (anEntities[i]->type() == ENTITY_POINT)
- aPoint = anEntities[i]->baseAttribute();
- else if (anEntities[i]->type() == ENTITY_LINE)
- aLine = anEntities[i]->baseFeature();
+ if (myOddPoint) {
+ std::shared_ptr<PlaneGCSSolver_Storage> aStorage =
+ std::dynamic_pointer_cast<PlaneGCSSolver_Storage>(myStorage);
+
+ GCS::SET_pD aParams;
+ aParams.insert(myOddPoint->x);
+ aParams.insert(myOddPoint->y);
+ aStorage->removeParameters(aParams);
}
- if (!aPoint || !aLine)
- return;
+ return SketchSolver_ConstraintCoincidence::remove();
+}
- // Check the attributes of middle-point constraint are the same point and line
- bool isSameAttr = true;
- for (int i = 0; i < 2 && isSameAttr; ++i) {
- AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
- myBaseConstraint->attribute(SketchPlugin_Constraint::ATTRIBUTE(i)));
- if (!aRefAttr)
- {
- // It seems the Middle point constraint has been deleted, so keep it unchanged.
- // It will be removed later.
- return;
+void SketchSolver_ConstraintMiddle::notify(const FeaturePtr& theFeature,
+ PlaneGCSSolver_Update* theUpdater)
+{
+ if (theFeature == myBaseConstraint && myInSolver) {
+ // the constraint is already being updated,
+ // update the middle point parameter if the constraint is "point-on-arc".
+ if (myOddPoint) {
+ EntityWrapperPtr anArcEntity =
+ isArc(myAttributes.front()) ? myAttributes.front() : myAttributes.back();
+ EdgeWrapperPtr anArcEdge =
+ std::dynamic_pointer_cast<PlaneGCSSolver_EdgeWrapper>(anArcEntity);
+ if (anArcEdge) {
+ std::shared_ptr<GCS::Arc> anArc = std::dynamic_pointer_cast<GCS::Arc>(anArcEdge->entity());
+ if (anArc) {
+ // recalculate parameters of middle point according to arc
+ *myOddPoint->x = (*anArc->startAngle + *anArc->endAngle) * 0.5;
+ *myOddPoint->y = (*anArc->endAngle - *anArc->startAngle) * 0.5;
+ }
+ else {
+ std::shared_ptr<GCS::ArcOfEllipse> aEllArc =
+ std::dynamic_pointer_cast<GCS::ArcOfEllipse>(anArcEdge->entity());
+ if (aEllArc) {
+ // recalculate parameters of middle point according to arc
+ *myOddPoint->x = (*aEllArc->startAngle + *aEllArc->endAngle) * 0.5;
+ *myOddPoint->y = (*aEllArc->endAngle - *aEllArc->startAngle) * 0.5;
+ }
+ }
+ }
}
- if (aRefAttr->isObject()) {
- FeaturePtr aFeature = ModelAPI_Feature::feature(aRefAttr->object());
- isSameAttr = (aFeature == aLine);
- } else
- isSameAttr = (aRefAttr->attr() == aPoint);
+ return;
}
- if (isSameAttr) {
- remove();
- process();
+ PlaneGCSSolver_UpdateCoincidence* anUpdater =
+ static_cast<PlaneGCSSolver_UpdateCoincidence*>(theUpdater);
+ bool isAccepted = anUpdater->addCoincidence(myAttributes.front(), myAttributes.back());
+ if (isAccepted) {
+ if (!myInSolver) {
+ myInSolver = true;
+
+ if (myMiddle) {
+ // remove previously adde constraint
+ myStorage->removeConstraint(myBaseConstraint);
+ // merge divided constraints into single object
+ std::list<GCSConstraintPtr> aGCSConstraints = myMiddle->constraints();
+ aGCSConstraints.push_front(mySolverConstraint->constraints().front());
+
+ myMiddle = ConstraintWrapperPtr();
+ mySolverConstraint = ConstraintWrapperPtr(
+ new PlaneGCSSolver_ConstraintWrapper(aGCSConstraints, CONSTRAINT_MIDDLE_POINT));
+ }
+
+ myStorage->addConstraint(myBaseConstraint, mySolverConstraint);
+ }
+ } else {
+ if (myInSolver) {
+ myStorage->removeConstraint(myBaseConstraint);
+ myInSolver = false;
+ }
+
+ if (!myMiddle) {
+ // divide solver constraints to the middle point and point-line coincidence
+ std::shared_ptr<PlaneGCSSolver_ConstraintWrapper> aConstraint =
+ std::dynamic_pointer_cast<PlaneGCSSolver_ConstraintWrapper>(mySolverConstraint);
+ std::list<GCSConstraintPtr> aGCSConstraints = aConstraint->constraints();
+
+ mySolverConstraint = ConstraintWrapperPtr(
+ new PlaneGCSSolver_ConstraintWrapper(aGCSConstraints.front(), CONSTRAINT_MIDDLE_POINT));
+ aGCSConstraints.pop_front();
+ myMiddle = ConstraintWrapperPtr(
+ new PlaneGCSSolver_ConstraintWrapper(aGCSConstraints, CONSTRAINT_MIDDLE_POINT));
+
+ // send middle constraint only
+ myStorage->addConstraint(myBaseConstraint, myMiddle);
+ }
}
}