ITK  4.2.0
Insight Segmentation and Registration Toolkit
itkVTKImageIO.h
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1 /*=========================================================================
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3  * Copyright Insight Software Consortium
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5  * Licensed under the Apache License, Version 2.0 (the "License");
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14  * See the License for the specific language governing permissions and
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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  *
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25  * please refer to the NOTICE file at the top of the ITK source tree.
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28 #ifndef __itkVTKImageIO_h
29 #define __itkVTKImageIO_h
30 
31 
32 #include <fstream>
34 
35 namespace itk
36 {
48 class ITK_EXPORT VTKImageIO:
50 {
51 public:
53  typedef VTKImageIO Self;
57 
59  itkNewMacro(Self);
60 
62  itkTypeMacro(VTKImageIO, StreamingImageIOBase);
63 
64 // see super class for documentation
65  //
66  // overidden to return true only when supported
67  virtual bool CanStreamWrite(void);
68 
69  // see super class for documentation
70  //
71  // overidden to return true only when supported
72  virtual bool CanStreamRead(void);
73 
74 
75  /*-------- This part of the interface deals with reading data. ------ */
76 
79  virtual bool CanReadFile(const char *);
80 
82  virtual void ReadImageInformation();
83 
85  virtual void Read(void *buffer);
86 
87  /*-------- This part of the interfaces deals with writing data. ----- */
88 
91  virtual bool CanWriteFile(const char *);
92 
95  virtual void WriteImageInformation() {}
96 
99  virtual void Write(const void *buffer);
100 
102  virtual SizeType GetHeaderSize() const { return this->m_HeaderSize; }
103 
104 protected:
105  VTKImageIO();
106  ~VTKImageIO();
107 
108  void PrintSelf(std::ostream & os, Indent indent) const;
109 
110  void InternalReadImageInformation(std::ifstream & file);
111 
112  void WriteImageInformation(const void *buffer);
113 
114  void ReadHeaderSize(std::ifstream & file);
115 
117  virtual void ReadBufferAsASCII(std::istream & os, void *buffer,
118  IOComponentType ctype,
119  SizeType numberOfBytesToBeRead);
120 
122  virtual void WriteBufferAsASCII(std::ostream & os, const void *buffer,
123  IOComponentType ctype,
124  SizeType numberOfBytesToWrite);
125 
128  virtual void ReadSymmetricTensorBufferAsBinary(std::istream& os,
129  void *buffer,
131 
134  virtual void WriteSymmetricTensorBufferAsBinary(std::ostream& os,
135  const void *buffer,
137 
138 private:
139  VTKImageIO(const Self &); //purposely not implemented
140  void operator=(const Self &); //purposely not implemented
141  void SetPixelTypeFromString(const std::string & pixelType);
142 
144 };
145 } // end namespace itk
146 
147 #endif // __itkVTKImageIO_h
148