DGtal::Shortcuts< TKSpace >::ValueReader< Value > Struct Template Reference

#include <DGtal/helpers/Shortcuts.h>

Public Member Functions
bool	operator() (std::istream &input, Value &value)
bool	operator() (std::istream &input, std::vector< Value > &values)

Detailed Description

template<typename TKSpace>
template<typename Value>
struct DGtal::Shortcuts< TKSpace >::ValueReader< Value >

Definition at line 3406 of file Shortcuts.h.

Member Function Documentation

operator()() [1/2]

template<typename TKSpace>

template<typename Value>

bool DGtal::Shortcuts< TKSpace >::ValueReader< Value >::operator() ( std::istream & input, std::vector< Value > & values )

inline

Definition at line 3422 of file Shortcuts.h.

          {
            std::string str;
            std::getline( input, str );
            // construct a stream from the string
            std::stringstream strstr(str);
            // use stream iterators to copy the stream to the vector as whitespace separated strings
            std::istream_iterator<std::string> it(strstr);
            std::istream_iterator<std::string> end;
            std::vector<std::string> results(it, end);
            values.resize( results.size() );
            for ( unsigned int i = 0; i < results.size(); ++i ) {
              std::stringstream sstr( results[ i ] );
              sstr >> values[ i ];
            }
            return input.good();
          }

operator()() [2/2]

template<typename TKSpace>

template<typename Value>

bool DGtal::Shortcuts< TKSpace >::ValueReader< Value >::operator() ( std::istream & input, Value & value )

inline

Definition at line 3407 of file Shortcuts.h.

          {
            std::string str;
            std::getline( input, str );
            // construct a stream from the string
            std::stringstream strstr(str);
            // use stream iterators to copy the stream to the vector as whitespace separated strings
            std::istream_iterator<std::string> it(strstr);
            std::istream_iterator<std::string> end;
            std::vector<std::string> results(it, end);
            std::stringstream sstr( results[ 0 ] );
            sstr >> value;
            return ( results.size() == 1 ) && input.good();
          }

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The documentation for this struct was generated from the following file:

• Shortcuts.h