Issue #1299, Issue #1393 Angle constraint: support of additional and complementary...

[modules/shaper.git] / src / SketchSolver / SketchSolver_Constraint.cpp

diff --git a/src/SketchSolver/SketchSolver_Constraint.cpp b/src/SketchSolver/SketchSolver_Constraint.cpp
index 7dbde50c73130c4ffba06118fc35165b95b2fe7c..fcb2a1fc138371fb94e349c6886f9cd1b60249a1 100644 (file)
--- a/src/SketchSolver/SketchSolver_Constraint.cpp
+++ b/src/SketchSolver/SketchSolver_Constraint.cpp
@@ -10,10 +10,12 @@
 
 #include <SketchPlugin_ConstraintAngle.h>
 #include <SketchPlugin_ConstraintCoincidence.h>
+#include <SketchPlugin_ConstraintCollinear.h>
 #include <SketchPlugin_ConstraintDistance.h>
 #include <SketchPlugin_ConstraintEqual.h>
 #include <SketchPlugin_ConstraintHorizontal.h>
 #include <SketchPlugin_ConstraintLength.h>
+#include <SketchPlugin_ConstraintMiddle.h>
 #include <SketchPlugin_ConstraintMirror.h>
 #include <SketchPlugin_ConstraintParallel.h>
 #include <SketchPlugin_ConstraintPerpendicular.h>
@@ -79,6 +81,10 @@ SketchSolver_ConstraintType SketchSolver_Constraint::TYPE(ConstraintPtr theConst
     return CONSTRAINT_RADIUS;
   else if (aType == SketchPlugin_ConstraintTangent::ID())
     return CONSTRAINT_TANGENT;
+  else if (aType == SketchPlugin_ConstraintCollinear::ID())
+    return CONSTRAINT_COLLINEAR;
+  else if (aType == SketchPlugin_ConstraintMiddle::ID())
+    return CONSTRAINT_MIDDLE_POINT;
   return CONSTRAINT_UNKNOWN;
 }
 
@@ -115,13 +121,63 @@ void SketchSolver_Constraint::process()
 void SketchSolver_Constraint::update()
 {
   cleanErrorMsg();
-
   std::list<ConstraintWrapperPtr> aWrapper = myStorage->constraint(myBaseConstraint);
+  std::list<ConstraintWrapperPtr>::iterator aWIt = aWrapper.begin();
+
+  // Check if attributes of constraint are changed, rebuild constraint
+  std::set<AttributePtr> anAttributes;
+  std::set<AttributePtr>::iterator aFoundAttr;
+  std::set<FeaturePtr> aFeatures;
+  std::set<FeaturePtr>::iterator aFoundFeat;
+  for (int anEntIndex = 0; anEntIndex < 4; ++anEntIndex) {
+    AttributePtr anAttr =
+        myBaseConstraint->attribute(SketchPlugin_Constraint::ATTRIBUTE(anEntIndex));
+    if (!anAttr)
+      continue;
+
+    AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttr);
+    if (aRefAttr) {
+      if (aRefAttr->isObject()) {
+        FeaturePtr aFeat = ModelAPI_Feature::feature(aRefAttr->object());
+        if (myBaseConstraint->getKind() != SketchPlugin_ConstraintLength::ID())
+          aFeatures.insert(aFeat);
+        else {
+          // Workaround for the Length constraint: add points of line, not line itself
+          anAttributes.insert(aFeat->attribute(SketchPlugin_Line::START_ID()));
+          anAttributes.insert(aFeat->attribute(SketchPlugin_Line::END_ID()));
+        }
+      } else
+        anAttributes.insert(aRefAttr->attr());
+    } else
+      anAttributes.insert(anAttr);
+  }
+  bool hasNewAttr = !(anAttributes.empty() && aFeatures.empty());
+  for (; hasNewAttr && aWIt != aWrapper.end(); ++ aWIt) {
+    const std::list<EntityWrapperPtr>& aSubs = (*aWIt)->entities();
+    std::list<EntityWrapperPtr>::const_iterator aSIt = aSubs.begin();
+    for (; hasNewAttr && aSIt != aSubs.end(); ++aSIt) {
+      if ((*aSIt)->baseAttribute()) {
+        aFoundAttr = anAttributes.find((*aSIt)->baseAttribute());
+        if (aFoundAttr != anAttributes.end())
+          anAttributes.erase(aFoundAttr);
+      } else {
+        aFoundFeat = aFeatures.find((*aSIt)->baseFeature());
+        if (aFoundFeat != aFeatures.end())
+          aFeatures.erase(aFoundFeat);
+      }
+      hasNewAttr = !(anAttributes.empty() && aFeatures.empty());
+    }
+  }
+  if (hasNewAttr) {
+    remove();
+    process();
+    return;
+  }
+
   AttributeDoublePtr aValueAttr = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
       myBaseConstraint->attribute(SketchPlugin_Constraint::VALUE()));
   if (aValueAttr) {
-    std::list<ConstraintWrapperPtr>::iterator aWIt = aWrapper.begin();
-    for (; aWIt != aWrapper.end(); ++aWIt)
+    for (aWIt = aWrapper.begin(); aWIt != aWrapper.end(); ++aWIt)
       if (fabs((*aWIt)->value() - aValueAttr->value()) > tolerance) {
         (*aWIt)->setValue(aValueAttr->value());
         myStorage->setNeedToResolve(true);
@@ -135,6 +191,7 @@ void SketchSolver_Constraint::update()
 bool SketchSolver_Constraint::remove()
 {
   cleanErrorMsg();
+  myType = CONSTRAINT_UNKNOWN;
   return myStorage->removeConstraint(myBaseConstraint);
 }
 
@@ -144,6 +201,7 @@ void SketchSolver_Constraint::getAttributes(
 {
   static const int anInitNbOfAttr = 4;
   theAttributes.assign(anInitNbOfAttr, EntityWrapperPtr());
+  myAttributes.clear();
 
   DataPtr aData = myBaseConstraint->data();
   BuilderPtr aBuilder = SketchSolver_Manager::instance()->builder();
@@ -168,6 +226,7 @@ void SketchSolver_Constraint::getAttributes(
 
     myStorage->update(*anIter/*, myGroupID*/);
     EntityWrapperPtr anEntity = myStorage->entity(*anIter);
+    myAttributes.push_back(anEntity);
 
     SketchSolver_EntityType aType = anEntity->type();
     if (aType == ENTITY_UNKNOWN)