src/SketchSolver/SketchSolver_ConstraintCoincidence.cpp

   1 #include <SketchSolver_ConstraintCoincidence.h>
   2 #include <SketchSolver_Error.h>
   3 #include <SketchSolver_Group.h>
   4
   5 #include <map>
   6
   7 bool SketchSolver_ConstraintCoincidence::hasConstraint(ConstraintPtr theConstraint) const
   8 {
   9   if (myBaseConstraint == theConstraint)
  10     return true;
  11   std::map<ConstraintPtr, Slvs_hConstraint>::const_iterator anIt = myExtraCoincidence.begin();
  12   for (; anIt != myExtraCoincidence.end(); anIt++)
  13     if (anIt->first == theConstraint)
  14       return true;
  15   return false;
  16 }
  17
  18 std::list<ConstraintPtr> SketchSolver_ConstraintCoincidence::constraints() const
  19 {
  20   std::list<ConstraintPtr> aConstraints;
  21   aConstraints.push_back(myBaseConstraint);
  22   std::map<ConstraintPtr, Slvs_hConstraint>::const_iterator anIt = myExtraCoincidence.begin();
  23   for (; anIt != myExtraCoincidence.end(); anIt++)
  24     aConstraints.push_back(anIt->first);
  25   return aConstraints;
  26 }
  27
  28 bool SketchSolver_ConstraintCoincidence::isCoincide(
  29     std::shared_ptr<SketchSolver_ConstraintCoincidence> theConstraint) const
  30 {
  31   std::map<FeaturePtr, Slvs_hEntity>::const_iterator aFeatIter = myFeatureMap.begin();
  32   for (; aFeatIter != myFeatureMap.end(); aFeatIter++)
  33     if (theConstraint->myFeatureMap.find(aFeatIter->first) != theConstraint->myFeatureMap.end())
  34       return true;
  35   std::map<AttributePtr, Slvs_hEntity>::const_iterator anAttrIter = myAttributeMap.begin();
  36   for (; anAttrIter != myAttributeMap.end(); anAttrIter++)
  37     if (theConstraint->myAttributeMap.find(anAttrIter->first) != theConstraint->myAttributeMap.end())
  38       return true;
  39   return false;
  40 }
  41
  42 void SketchSolver_ConstraintCoincidence::attach(
  43     std::shared_ptr<SketchSolver_ConstraintCoincidence> theConstraint)
  44 {
  45   cleanErrorMsg();
  46   Slvs_Constraint aBaseCoincidence = myStorage->getConstraint(mySlvsConstraints.front());
  47   // Remove constraints from theConstraint
  48   std::vector<Slvs_hConstraint>::iterator aCIter = theConstraint->mySlvsConstraints.begin();
  49   for (; aCIter != theConstraint->mySlvsConstraints.end(); aCIter++)
  50     theConstraint->myStorage->removeConstraint(*aCIter);
  51
  52   if (myStorage == theConstraint->myStorage) {
  53     // Clean removed items
  54     std::set<Slvs_hParam> aRemParams;
  55     std::set<Slvs_hEntity> aRemEnts;
  56     std::set<Slvs_hConstraint> aRemConstr;
  57     theConstraint->myStorage->getRemoved(aRemParams, aRemEnts, aRemConstr);
  58   }
  59
  60   // Copy data.
  61   addConstraint(theConstraint->myBaseConstraint);
  62   std::map<ConstraintPtr, Slvs_hConstraint>::iterator aConstrIter =
  63       theConstraint->myExtraCoincidence.begin();
  64   for (; aConstrIter != theConstraint->myExtraCoincidence.end(); aConstrIter++)
  65     addConstraint(aConstrIter->first);
  66   // Clear the lists to not remove the entities on destruction
  67   theConstraint->mySlvsConstraints.clear();
  68   theConstraint->myFeatureMap.clear();
  69   theConstraint->myAttributeMap.clear();
  70 }
  71
  72 Slvs_hConstraint SketchSolver_ConstraintCoincidence::addConstraint(
  73     Slvs_hEntity thePoint1, Slvs_hEntity thePoint2)
  74 {
  75   Slvs_Constraint aNewConstraint = Slvs_MakeConstraint(SLVS_E_UNKNOWN, myGroup->getId(),
  76       SLVS_C_POINTS_COINCIDENT, myGroup->getWorkplaneId(), 0.0, thePoint1, thePoint2,
  77       SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
  78   Slvs_hConstraint aNewID = myStorage->addConstraint(aNewConstraint);
  79   mySlvsConstraints.push_back(aNewID);
  80   return aNewID;
  81 }
  82
  83 void SketchSolver_ConstraintCoincidence::addConstraint(ConstraintPtr theConstraint)
  84 {
  85   std::list<AttributePtr> anAttrList =
  86       theConstraint->data()->attributes(ModelAPI_AttributeRefAttr::typeId());
  87   std::list<AttributePtr>::iterator anIter = anAttrList.begin();
  88   std::vector<Slvs_hEntity> anEntities;
  89   for (; anIter != anAttrList.end(); anIter++) {
  90     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(*anIter);
  91     if (!aRefAttr || aRefAttr->isObject() ||
  92         myAttributeMap.find(aRefAttr->attr()) != myAttributeMap.end())
  93       continue;
  94     int aType;
  95     Slvs_hEntity anEntityID = myGroup->getAttributeId(aRefAttr->attr());
  96     if (anEntityID == SLVS_E_UNKNOWN)
  97       anEntityID = changeEntity(aRefAttr->attr(), aType);
  98     anEntities.push_back(anEntityID);
  99   }
 100
 101   Slvs_Constraint aBaseCoincidence = myStorage->getConstraint(mySlvsConstraints.front());
 102   Slvs_hConstraint aNewConstr = SLVS_E_UNKNOWN;
 103   std::vector<Slvs_hEntity>::iterator anEntIter = anEntities.begin();
 104   for (; anEntIter != anEntities.end(); anEntIter++)
 105     aNewConstr = addConstraint(aBaseCoincidence.ptA, *anEntIter);
 106   myExtraCoincidence[theConstraint] = aNewConstr;
 107 }
 108
 109 bool SketchSolver_ConstraintCoincidence::remove(ConstraintPtr theConstraint)
 110 {
 111   cleanErrorMsg();
 112   ConstraintPtr aConstraint = theConstraint ? theConstraint : myBaseConstraint;
 113   int aPos = -1; // position of constraint in the list (-1 for base constraint)
 114   if (aConstraint != myBaseConstraint) {
 115     std::map<ConstraintPtr, Slvs_hConstraint>::const_iterator anIt = myExtraCoincidence.begin();
 116     for (aPos = 0; anIt != myExtraCoincidence.end(); anIt++, aPos++)
 117       if (anIt->first == aConstraint)
 118         break;
 119     if (aPos >= (int)myExtraCoincidence.size())
 120       return false; // there is no constraint, which is specified to remove
 121   }
 122
 123   bool isFullyRemoved = myStorage->removeConstraint(mySlvsConstraints[aPos+1]);
 124   mySlvsConstraints.erase(mySlvsConstraints.begin() + (1+aPos));
 125   cleanRemovedEntities();
 126   if (aPos < 0 && !myExtraCoincidence.empty()) {
 127     // Need to specify another base coincidence constraint
 128     myBaseConstraint = myExtraCoincidence.begin()->first;
 129     myExtraCoincidence.erase(myExtraCoincidence.begin());
 130     std::vector<Slvs_hConstraint>::iterator aCIter = mySlvsConstraints.begin();
 131     Slvs_Constraint aBase = myStorage->getConstraint(*aCIter);
 132     for (++aCIter; aCIter != mySlvsConstraints.end(); aCIter++) {
 133       Slvs_Constraint aConstr = myStorage->getConstraint(*aCIter);
 134       aConstr.ptA = aBase.ptA;
 135       myStorage->updateConstraint(aConstr);
 136     }
 137   }
 138   return true;
 139 }
 140