-// File: ModelAPI_AttributeReference.cxx
-// Created: 2 Apr 2014
-// Author: Mikhail PONIKAROV
+// Copyright (C) 2014-2019 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 "Model_AttributeReference.h"
#include "Model_Application.h"
#include "Model_Events.h"
#include "Model_Data.h"
+#include "Model_Objects.h"
#include <ModelAPI_Feature.h>
+#include <ModelAPI_Session.h>
-using namespace std;
+#include <TDataStd_Comment.hxx>
+#include <TDataStd_AsciiString.hxx>
+#include <TDF_Tool.hxx>
void Model_AttributeReference::setValue(ObjectPtr theObject)
{
- if (!myIsInitialized || value() != theObject) {
- boost::shared_ptr<Model_Data> aData =
- boost::dynamic_pointer_cast<Model_Data>(theObject->data());
- if (myRef.IsNull()) {
- boost::shared_ptr<Model_Data> aMyData =
- boost::dynamic_pointer_cast<Model_Data>(owner()->data());
- myRef = TDF_Reference::Set(aMyData->label(), aData->label().Father());
- } else {
- myRef->Set(aData->label());
+ // now allow to deselect in this attribute: extrusion from/to
+ //if(!theObject)
+ // return;
+ ObjectPtr aValue = value();
+ if (!myIsInitialized || aValue != theObject) {
+ REMOVE_BACK_REF(aValue);
+
+ TDF_Label anObjLab;
+ if (theObject.get() && theObject->data()->isValid()) {
+ std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(
+ theObject->data());
+ anObjLab = aData->label().Father(); // object label
+ }
+ // same document, use reference attribute
+ if (anObjLab.IsNull() || owner()->document() == theObject->document()) {
+
+ if (anObjLab.IsNull()) {
+ myRef->Set(myRef->Label());
+ } else {
+ myRef->Set(anObjLab); // references to the object label
+ }
+ // remove external link attributes (if any)
+ myRef->Label().ForgetAttribute(TDataStd_Comment::GetID());
+ myRef->Label().ForgetAttribute(TDataStd_AsciiString::GetID());
+ } else { // different document: store the document name (comment) and entry (string): external
+ // if these attributes exist, the link is external: keep reference to access the label
+ std::ostringstream anIdString; // string with document Id
+ anIdString<<theObject->document()->id();
+ TDataStd_Comment::Set(myRef->Label(), anIdString.str().c_str());
+ TCollection_AsciiString anEntry;
+ TDF_Tool::Entry(anObjLab, anEntry);
+ TDataStd_AsciiString::Set(myRef->Label(), anEntry);
}
+ // do it before the transaction finish to make just created/removed objects know dependencies
+ // and reference from composite feature is removed automatically
+ ADD_BACK_REF(theObject);
+
owner()->data()->sendAttributeUpdated(this);
}
}
ObjectPtr Model_AttributeReference::value()
{
- if (!myRef.IsNull()) {
- boost::shared_ptr<Model_Document> aDoc =
- boost::dynamic_pointer_cast<Model_Document>(owner()->document());
- if (aDoc) {
- TDF_Label aRefLab = myRef->Get();
- return aDoc->object(aRefLab);
+ Handle(TDataStd_Comment) aDocID;
+ if (myRef->Label().FindAttribute(TDataStd_Comment::GetID(), aDocID)) { // external ref
+ int anID = atoi(TCollection_AsciiString(aDocID->Get()).ToCString());
+ DocumentPtr aRefDoc = Model_Application::getApplication()->document(anID);
+ if (aRefDoc.get()) {
+ Handle(TDataStd_AsciiString) anEntry;
+ if (myRef->Label().FindAttribute(TDataStd_AsciiString::GetID(), anEntry)) {
+ std::shared_ptr<Model_Document> aDR = std::dynamic_pointer_cast<Model_Document>(aRefDoc);
+ TDF_Label aRefLab;
+ TDF_Tool::Label(aDR->objects()->featuresLabel().Data(),
+ anEntry->Get().ToCString(), aRefLab);
+ if (!aRefLab.IsNull()) {
+ return aDR->objects()->object(aRefLab);
+ }
+ }
+ }
+ } else { // internal ref
+ if (owner().get()) {
+ std::shared_ptr<Model_Document> aDoc = std::dynamic_pointer_cast<Model_Document>(
+ owner()->document());
+ if (aDoc) {
+ TDF_Label aRefLab = myRef->Get();
+ if (!aRefLab.IsNull()) { // it may happen with old document, issue #285
+ return aDoc->objects()->object(aRefLab);
+ }
+ }
}
}
- // not initialized
return FeaturePtr();
}
+bool Model_AttributeReference::isInitialized()
+{
+ if (myRef->Label() == myRef->Get() && !myRef->Label().IsAttribute(TDataStd_Comment::GetID())) {
+ // empty reference is not initialized
+ return false;
+ }
+ return ModelAPI_AttributeReference::isInitialized();
+}
+
Model_AttributeReference::Model_AttributeReference(TDF_Label& theLabel)
{
- // not initialized by value yet: attribute is not set to the label!
- myIsInitialized = theLabel.FindAttribute(TDF_Reference::GetID(), myRef) == Standard_True;
+ myLab = theLabel;
+ reinit();
}
+
+void Model_AttributeReference::reinit()
+{
+ myIsInitialized = myLab.FindAttribute(TDF_Reference::GetID(), myRef) == Standard_True;
+ if (!myIsInitialized) {
+ myRef = TDF_Reference::Set(myLab, myLab); // not initialized references to itself
+ } else {
+ if (owner()) {
+ std::shared_ptr<Model_Document> aDoc =
+ std::dynamic_pointer_cast<Model_Document>(owner()->document());
+ }
+ }
+}
+
+void Model_AttributeReference::setObject(const std::shared_ptr<ModelAPI_Object>& theObject)
+{
+ if (owner() != theObject) {
+ ModelAPI_AttributeReference::setObject(theObject);
+ //std::shared_ptr<Model_Document> aDoc =
+ // std::dynamic_pointer_cast<Model_Document>(owner()->document());
+ }
+}
+
+Model_AttributeReference::~Model_AttributeReference()
+{}