OMFFile.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    OMFFile.h
  Language:  C++
 
  Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef OMFFile_h
#define OMFFile_h
 
#include "vtkSmartPointer.h"
 
#include "vtk_jsoncpp_fwd.h"
 
#include <memory> // for std::unique_ptr
#include <string>
#include <vector>
 
class vtkDataArray;
class vtkImageData;
 
namespace omf
{
 
struct OMFFile
{
  OMFFile();
  ~OMFFile();
 
  bool OpenStream(const char* filename);
 
  std::string GetFileName();
 
  bool ReadHeader(std::string& uid);
 
  bool ParseJSON();
 
  const Json::Value& JSONRoot();
 
  vtkSmartPointer<vtkDataArray> ReadArrayFromStream(const std::string& uid, int numComponents = -1);
 
  vtkSmartPointer<vtkImageData> ReadPNGFromStream(const Json::Value& json);
 
  std::vector<std::string> ReadStringArrayFromStream(const std::string& uid);
 
private:
  struct FileImpl;
  std::unique_ptr<FileImpl> Impl;
};
 
} // end namespace omf
#endif