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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
/*=========================================================================
*
* Portions of this file are subject to the VTK Toolkit Version 3 copyright.
*
* Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
*
* For complete copyright, license and disclaimer of warranty information
* please refer to the NOTICE file at the top of the ITK source tree.
*
*=========================================================================*/
#ifndef itkDataObjectDecorator_hxx
#define itkDataObjectDecorator_hxx
#include "itkDataObjectDecorator.h"
#include <algorithm>
namespace itk
{
/**
*
*/
template< typename T >
DataObjectDecorator< T >
::DataObjectDecorator()
{}
/**
*
*/
template< typename T >
DataObjectDecorator< T >
::~DataObjectDecorator()
{}
/**
*
*/
template< typename T >
void
DataObjectDecorator< T >
::Set( const ComponentType *val)
{
if ( m_Component != val )
{
m_Component = const_cast<ComponentType*>(val);
this->Modified();
}
}
/**
*
*/
template< typename T >
const T *
DataObjectDecorator< T >
::Get() const
{
return m_Component.GetPointer();
}
/**
*
*/
template< typename T >
T *
DataObjectDecorator< T >
::GetModifiable()
{
return m_Component.GetPointer();
}
/**
*
*/
template< typename T >
ModifiedTimeType
DataObjectDecorator< T >
::GetMTime() const
{
const ModifiedTimeType t = Superclass::GetMTime();
if (m_Component.IsNotNull())
{
return std::max(t, m_Component->GetMTime());
}
return t;
}
/**
*
*/
template< typename T >
void
DataObjectDecorator< T >
::Initialize()
{
Superclass::Initialize();
// make sure the MTime does not change
if ( m_Component.IsNull())
{
return;
}
if ( m_Component->GetMTime() > Superclass::GetMTime() )
{
this->SetTimeStamp(m_Component->GetTimeStamp());
}
m_Component = ITK_NULLPTR;
}
/**
*
*/
template< typename T >
void
DataObjectDecorator< T >
::Graft( const DataObject *data )
{
const Self *decorator = dynamic_cast< const Self * >( data );
this->Graft(decorator);
}
/**
*
*/
template< typename T >
void
DataObjectDecorator< T >
::Graft( const Self *data )
{
if ( !data )
{
return;
}
this->Set(data->m_Component);
}
/**
*
*/
template< typename T >
void
DataObjectDecorator< T >
::PrintSelf(std::ostream & os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "Component: " << m_Component << std::endl;
}
} // end namespace itk
#endif
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