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occt/src/Interface/Interface_EntityCluster.cxx
bugmaster b311480ed5 0023024: Update headers of OCCT files
Added appropriate copyright and license information in source files
2012-03-21 19:43:04 +04:00

174 lines
6.5 KiB
C++
Executable File

// Copyright (c) 1999-2012 OPEN CASCADE SAS
//
// The content of this file is subject to the Open CASCADE Technology Public
// License Version 6.5 (the "License"). You may not use the content of this file
// except in compliance with the License. Please obtain a copy of the License
// at http://www.opencascade.org and read it completely before using this file.
//
// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
//
// The Original Code and all software distributed under the License is
// distributed on an "AS IS" basis, without warranty of any kind, and the
// Initial Developer hereby disclaims all such warranties, including without
// limitation, any warranties of merchantability, fitness for a particular
// purpose or non-infringement. Please see the License for the specific terms
// and conditions governing the rights and limitations under the License.
#include <Interface_EntityCluster.ixx>
#include <Standard_OutOfRange.hxx>
#include <Standard_NullObject.hxx>
// Un Cluster, ce sont 4 entites qui se suivent (dans le principe, nombre fixe,
// meme si pas 4). Elles sont remplies depuis 0. Il y a donc autant d Entites
// que de Handles non Nuls, plus le fait qu ils sont remplis dans l ordre
// Ainsi (avec Next), on consomme 5 Handles pour 4 Entites, avec une pointe
// pour 1 et 2 Entites (on reste a 5 Handles)
// Suppression : On retasse le Cluster pour que les Nulls soient tjrs a la fin
// .... CONSTRUCTEURS ....
Interface_EntityCluster::Interface_EntityCluster () { }
Interface_EntityCluster::Interface_EntityCluster
(const Handle(Standard_Transient)& ent)
{ theents[0] = ent; }
Interface_EntityCluster::Interface_EntityCluster
(const Handle(Interface_EntityCluster)& ec)
{ thenext = ec; }
Interface_EntityCluster::Interface_EntityCluster
(const Handle(Standard_Transient)& ent,
const Handle(Interface_EntityCluster)& ec)
{ theents[0] = ent; thenext = ec; }
// .... AJOUT - SUPPRESSION ....
void Interface_EntityCluster::Append
(const Handle(Standard_Transient)& ent)
{
if (ent.IsNull()) Standard_NullObject::Raise("Interface_EntityCluster Append");
if (theents[0].IsNull()) theents[0] = ent;
else if (theents[1].IsNull()) theents[1] = ent;
else if (theents[2].IsNull()) theents[2] = ent;
else if (theents[3].IsNull()) theents[3] = ent;
else { // Si celui-ci est plein ...
if (thenext.IsNull()) thenext = new Interface_EntityCluster(ent);
else thenext->Append(ent);
}
}
Standard_Boolean Interface_EntityCluster::Remove
(const Handle(Standard_Transient)& ent)
{
if (ent.IsNull()) Standard_NullObject::Raise("Interface_EntityCluster Remove");
Standard_Integer i;
// <ent> est-il ici ? si oui, on a son rang
if (ent == theents[0]) i = 1;
else if (ent == theents[1]) i = 2;
else if (ent == theents[2]) i = 3;
else if (ent == theents[3]) i = 4;
// Sinon, passer au suivant, qui peut du coup devenir vide ->
// On enleve le cluster vide de la liste (en principe cest le dernier)
else { // Pas trouve dans celui-ci ...
if (thenext.IsNull()) return Standard_False;
Standard_Integer res = thenext->Remove(ent);
if (res) thenext = thenext->Next();
return Standard_False;
}
return Remove(i);
}
Standard_Boolean Interface_EntityCluster::Remove
(const Standard_Integer num)
{
if (num < 1) Standard_OutOfRange::Raise("EntityCluster : Remove");
Standard_Integer n = NbLocal();
if (num > n) {
if (thenext.IsNull()) Standard_OutOfRange::Raise("EntityCluster : Remove");
Standard_Boolean res = thenext->Remove (num-n);
if (res) thenext = thenext->Next();
return Standard_False;
}
for (Standard_Integer j = num; j < n; j --) theents[j-1] = theents[j];
theents[3].Nullify(); // On Nullify par la fin
return (n == 1); // Ancien NbLocal == 1 -> devient nul
}
// .... ACCES AUX DONNEES ....
Standard_Integer Interface_EntityCluster::NbEntities() const
{
Standard_Integer nb = NbLocal();
if (!thenext.IsNull()) nb += thenext->NbEntities();
return nb;
}
const Handle(Standard_Transient)& Interface_EntityCluster::Value
(const Standard_Integer num) const
{
Standard_Integer nb = NbLocal();
if (num <= 0) Standard_OutOfRange::Raise("Interface EntityCluster : Value");
if (num > nb) {
if (thenext.IsNull()) Standard_OutOfRange::Raise
("Interface EntityCluster : Value");
return thenext->Value(num-nb);
}
return theents[num-1]; // numerotation a partir de 0
}
void Interface_EntityCluster::SetValue
(const Standard_Integer num, const Handle(Standard_Transient)& ent)
{
if (ent.IsNull()) Standard_NullObject::Raise("Interface_EntityCluster SetValue");
Standard_Integer nb = NbLocal();
if (num <= 0) Standard_OutOfRange::Raise("Interface EntityCluster : SetValue");
if (num > nb) {
if (thenext.IsNull()) Standard_OutOfRange::Raise
("Interface EntityCluster : SetValue");
thenext->SetValue(num-nb,ent);
}
else theents[num-1] = ent; // numerotation a partir de 0
}
void Interface_EntityCluster::FillIterator
(Interface_EntityIterator& iter) const
{
if (!theents[0].IsNull()) iter.GetOneItem(theents[0]);
if (!theents[1].IsNull()) iter.GetOneItem(theents[1]);
if (!theents[2].IsNull()) iter.GetOneItem(theents[2]);
if (!theents[3].IsNull()) iter.GetOneItem(theents[3]);
if (!thenext.IsNull()) thenext->FillIterator(iter);
}
// .... Actions atomiques internes ....
Standard_Boolean Interface_EntityCluster::IsLocalFull () const
{
// Solaris Forte C++ compiler insisted it couldn't cast this,
// even though it seems to do so elsewhere
Handle_Standard_Transient tmp = Handle_Standard_Transient(theents[3]);
return ( !tmp.IsNull() );
}
Standard_Integer Interface_EntityCluster::NbLocal () const
{
Standard_Integer nb;
if (!theents[3].IsNull()) nb = 4;
else if (!theents[2].IsNull()) nb = 3;
else if (!theents[1].IsNull()) nb = 2;
else if (!theents[0].IsNull()) nb = 1;
else nb = 0;
return nb;
}
Standard_Boolean Interface_EntityCluster::HasNext () const
{ return (!thenext.IsNull()); }
Handle(Interface_EntityCluster) Interface_EntityCluster::Next () const
{ return thenext; }