ITK  5.0.0
Insight Segmentation and Registration Toolkit
itkDataObjectDecorator.h
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1 /*=========================================================================
2  *
3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
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14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *=========================================================================*/
18 /*=========================================================================
19  *
20  * Portions of this file are subject to the VTK Toolkit Version 3 copyright.
21  *
22  * Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
23  *
24  * For complete copyright, license and disclaimer of warranty information
25  * please refer to the NOTICE file at the top of the ITK source tree.
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27  *=========================================================================*/
28 #ifndef itkDataObjectDecorator_h
29 #define itkDataObjectDecorator_h
30 
31 #include "itkDataObject.h"
32 #include "itkObjectFactory.h"
33 
34 namespace itk
35 {
65 template< typename T >
66 class ITK_TEMPLATE_EXPORT DataObjectDecorator:public DataObject
67 {
68 public:
69  ITK_DISALLOW_COPY_AND_ASSIGN(DataObjectDecorator);
70 
76 
78  using ComponentType = T;
79  using ComponentPointer = typename T::Pointer;
80  using ComponentConstPointer = typename T::ConstPointer;
81 
83  itkNewMacro(Self);
84 
86  itkTypeMacro(DataObjectDecorator, DataObject);
87 
89  virtual void Set( const ComponentType *val);
90 
92  virtual const ComponentType * Get() const;
93  virtual ComponentType * GetModifiable();
95 
97  ModifiedTimeType GetMTime() const override;
98 
102  void Initialize() override;
103 
110  void Graft( const DataObject * ) override;
111  void Graft( const Self * decorator );
112 
118  template <typename TOther>
119  void Graft( const DataObjectDecorator<TOther> * decorator )
120  {
121  auto * component = const_cast< ComponentType * >( dynamic_cast< const ComponentType * >( decorator->Get() ) );
122  if ( !component )
123  {
124  return;
125  }
126  this->Set( component );
127  }
129 
130 protected:
131  DataObjectDecorator() = default;
132  ~DataObjectDecorator() override = default;
133  void PrintSelf(std::ostream & os, Indent indent) const override;
134 
135 protected:
136 
137 private:
139 };
140 } // end namespace itk
141 
142 #ifndef ITK_MANUAL_INSTANTIATION
143 #include "itkDataObjectDecorator.hxx"
144 #endif
145 
146 #endif
typename T::ConstPointer ComponentConstPointer
class ITK_FORWARD_EXPORT DataObject
Definition: itkDataObject.h:41
virtual const ComponentType * Get() const
Decorates any subclass of itkObject with a DataObject API.
unsigned long ModifiedTimeType
Definition: itkIntTypes.h:104
typename T::Pointer ComponentPointer
Control indentation during Print() invocation.
Definition: itkIndent.h:49
Base class for most ITK classes.
Definition: itkObject.h:60
Base class for all data objects in ITK.
void Graft(const DataObjectDecorator< TOther > *decorator)