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occt/src/TDF/TDF_DeltaOnModification.hxx

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1.6 KiB
C++

// Created by: DAUTRY Philippe
// Copyright (c) 1997-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _TDF_DeltaOnModification_HeaderFile
#define _TDF_DeltaOnModification_HeaderFile
#include <Standard.hxx>
#include <TDF_AttributeDelta.hxx>
class TDF_Attribute;
class TDF_DeltaOnModification;
DEFINE_STANDARD_HANDLE(TDF_DeltaOnModification, TDF_AttributeDelta)
//! This class provides default services for an
//! AttributeDelta on a MODIFICATION action.
//!
//! Applying this AttributeDelta means GOING BACK to
//! the attribute previously registered state.
class TDF_DeltaOnModification : public TDF_AttributeDelta
{
public:
//! Applies the delta to the attribute.
Standard_EXPORT virtual void Apply() Standard_OVERRIDE;
DEFINE_STANDARD_RTTIEXT(TDF_DeltaOnModification,TDF_AttributeDelta)
protected:
//! Initializes a TDF_DeltaOnModification.
Standard_EXPORT TDF_DeltaOnModification(const Handle(TDF_Attribute)& anAttribute);
private:
};
#endif // _TDF_DeltaOnModification_HeaderFile