itkFDFCommonImageIO.h

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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.
 *
 *=========================================================================*/
#ifndef itkFDFCommonImageIO_h
#define itkFDFCommonImageIO_h

#include <itkFDFImageIO.h>
#include <itkIndent.h>

#include <iostream>
#include <fstream>
#include <sstream>
#include <vector>
#include <iterator>
#include <algorithm>

namespace itk
{

std::string RemoveCharacters( std::string, char );

void Tokenize(const std::string& str, std::vector<std::string>& tokens, const std::string& delimiters = " ");

std::string ParseLine(std::string line);

template <class T>
void ConvertFromString (std::string s, T &value)
{
    std::stringstream str;
    str << s;
    str >> value;
}

template <class T>
void StringToVector (std::string value, std::vector<T>& values)
{
    std::vector<std::string> tokens;

    // value consists of something like {256,256}
    std::string::size_type startBracketPosition = value.find_first_of("{", 0);
    std::string::size_type endBracketPosition = value.find_first_of("}", startBracketPosition);

    if ( startBracketPosition != std::string::npos && endBracketPosition != std::string::npos) {
        std::string elements = value.substr(startBracketPosition + 1, endBracketPosition - startBracketPosition - 1);


        Tokenize(elements, tokens, ",");
    }

    T element;

    for(unsigned int i=0; i<tokens.size(); i++) {
        ConvertFromString(tokens[i], element);
        values.push_back(element);
    }
}

template <class T>
void PrintVector (std::ostream& os, std::string name, const std::vector<T>& vect)
{
  int size = vect.size();

  os << name << " {";

  for(int i=0; i < size; i++) {
      os << vect[i];

      if (i < size - 1)
        os << ", ";
  }

  os << "}" << std::endl;
}

}

#endif