Fix for the issue #1196

[modules/shaper.git] / src / Model / Model_AttributeSelectionList.cpp

diff --git a/src/Model/Model_AttributeSelectionList.cpp b/src/Model/Model_AttributeSelectionList.cpp
index 96a2ccb32c1f70ed4c1a266e8f2b60bc4e4b445c..f762ebaf39699e006fc32d8f45ceab799528bdf0 100644 (file)
--- a/src/Model/Model_AttributeSelectionList.cpp
+++ b/src/Model/Model_AttributeSelectionList.cpp
@@ -1,4 +1,6 @@
-// File:        Model_AttributeSelectionList.h
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
+// File:        Model_AttributeSelectionList.cpp
 // Created:     22 Oct 2014
 // Author:      Mikhail PONIKAROV
 
@@ -9,11 +11,47 @@
 #include "Model_Data.h"
 
 #include <TDF_ChildIterator.hxx>
+#include <TopAbs_ShapeEnum.hxx>
+
+#include <TopoDS.hxx>
+#include <TopoDS_Shape.hxx>
+#include <TopoDS_Edge.hxx>
+#include <BRep_Tool.hxx>
 
 using namespace std;
 
 void Model_AttributeSelectionList::append(
-    const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
+    const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape,
+    const bool theTemporarily)
+{
+  // do not use the degenerated edge as a shape, a list is not incremented in this case
+  if (theSubShape.get() && !theSubShape->isNull() && theSubShape->isEdge()) {
+    const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
+    if (aSubShape.ShapeType() == TopAbs_EDGE && BRep_Tool::Degenerated(TopoDS::Edge(aSubShape))) {
+      return;
+    }
+  }
+
+  int aNewTag = mySize->Get() + 1;
+  TDF_Label aNewLab = mySize->Label().FindChild(aNewTag);
+
+  std::shared_ptr<Model_AttributeSelection> aNewAttr = 
+    std::shared_ptr<Model_AttributeSelection>(new Model_AttributeSelection(aNewLab));
+  if (owner()) {
+    aNewAttr->setObject(owner());
+  }
+  aNewAttr->setID(id());
+  mySize->Set(aNewTag);
+  aNewAttr->setValue(theContext, theSubShape, theTemporarily);
+  if (theTemporarily)
+    myTmpAttr = aNewAttr;
+  else 
+    myTmpAttr.reset();
+  owner()->data()->sendAttributeUpdated(this);
+}
+
+void Model_AttributeSelectionList::append(
+  const std::string theNamingName, const std::string& theType)
 {
   int aNewTag = mySize->Get() + 1;
   TDF_Label aNewLab = mySize->Label().FindChild(aNewTag);
@@ -23,29 +61,49 @@ void Model_AttributeSelectionList::append(
   if (owner()) {
     aNewAttr->setObject(owner());
   }
+  aNewAttr->setID(id());
   mySize->Set(aNewTag);
-  aNewAttr->setValue(theContext, theSubShape);
+  aNewAttr->selectSubShape(theType.empty() ? selectionType() : theType, theNamingName);
   owner()->data()->sendAttributeUpdated(this);
 }
 
+void Model_AttributeSelectionList::removeLast() 
+{
+  int anOldSize = mySize->Get();
+  if (anOldSize != 0) {
+    mySize->Set(anOldSize - 1);
+    TDF_Label aLab = mySize->Label().FindChild(anOldSize);
+    std::shared_ptr<Model_AttributeSelection> aOldAttr = 
+      std::shared_ptr<Model_AttributeSelection>(new Model_AttributeSelection(aLab));
+    aOldAttr->setObject(owner());
+    REMOVE_BACK_REF(aOldAttr->context());
+    aLab.ForgetAllAttributes(Standard_True);
+    myTmpAttr.reset();
+    owner()->data()->sendAttributeUpdated(this);
+  }
+}
+
 int Model_AttributeSelectionList::size()
 {
   return mySize->Get();
 }
 
-int Model_AttributeSelectionList::selectionType()
+const std::string Model_AttributeSelectionList::selectionType() const
 {
-  return (int) mySelectionType->Get();
+  return TCollection_AsciiString(mySelectionType->Get()).ToCString();
 }
 
-void Model_AttributeSelectionList::setSelectionType(int theType)
+void Model_AttributeSelectionList::setSelectionType(const std::string& theType)
 {
-  mySelectionType->Set((double) theType);
+  mySelectionType->Set(theType.c_str());
 }
 
 std::shared_ptr<ModelAPI_AttributeSelection> 
   Model_AttributeSelectionList::value(const int theIndex)
 {
+  if (myTmpAttr.get() && theIndex == size() - 1) {
+    return myTmpAttr;
+  }
   TDF_Label aLabel = mySize->Label().FindChild(theIndex + 1);
   // create a new attribute each time, by demand
   // supporting of old attributes is too slow (synch each time) and buggy on redo
@@ -62,21 +120,38 @@ void Model_AttributeSelectionList::clear()
 {
   if (mySize->Get() != 0) {
     mySize->Set(0);
+    myTmpAttr.reset();
     TDF_ChildIterator aSubIter(mySize->Label());
     for(; aSubIter.More(); aSubIter.Next()) {
-      aSubIter.Value().ForgetAllAttributes(Standard_True);
+      TDF_Label aLab = aSubIter.Value();
+      std::shared_ptr<Model_AttributeSelection> aNewAttr = 
+        std::shared_ptr<Model_AttributeSelection>(new Model_AttributeSelection(aLab));
+      if (owner()) {
+        aNewAttr->setObject(owner());
+      }
+      REMOVE_BACK_REF(aNewAttr->context());
+
+      aLab.ForgetAllAttributes(Standard_True);
     }
     owner()->data()->sendAttributeUpdated(this);
   }
 }
 
+bool Model_AttributeSelectionList::isInitialized()
+{
+  if (size() == 0) { // empty list is not initialized list: sketch will be not valid after add/undo
+    return false;
+  }
+  return ModelAPI_AttributeSelectionList::isInitialized();
+}
+
 Model_AttributeSelectionList::Model_AttributeSelectionList(TDF_Label& theLabel)
 {
   myIsInitialized = theLabel.FindAttribute(TDataStd_Integer::GetID(), mySize) == Standard_True;
   if (!myIsInitialized) {
     mySize = TDataStd_Integer::Set(theLabel, 0);
-    mySelectionType = TDataStd_Real::Set(theLabel, 0);
+    mySelectionType = TDataStd_Comment::Set(theLabel, "");
   } else { // recollect mySubs
-    theLabel.FindAttribute(TDataStd_Real::GetID(), mySelectionType);
+    theLabel.FindAttribute(TDataStd_Comment::GetID(), mySelectionType);
   }
 }