60 lines
1.1 KiB
C++
60 lines
1.1 KiB
C++
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#ifndef _OWLPS_POSITIONING_INPUTMEDIUM_HH_
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#define _OWLPS_POSITIONING_INPUTMEDIUM_HH_
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#include "measurement.hh"
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class InputMedium
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{
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protected:
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Measurement current_measurement ;
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unsigned long current_line ;
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public:
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InputMedium() ;
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const Measurement& get_current_measurement(void) const ;
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unsigned int get_current_line(void) const ;
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/*
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* Reads the next measurement and returns it, increments current_line
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* Returns an empty Measurement in case of error or EOF (note that
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* when casted in bool, an empty Measurement is false).
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*/
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virtual const Measurement& get_next_measurement(void) = 0 ;
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/*
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* Returns true if the last measurement has been reached
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*/
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virtual bool eof(void) const = 0 ;
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} ;
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/*** Constructeurs ***/
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inline InputMedium::InputMedium()
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{
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current_line = 0 ;
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}
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/*** Accesseurs lecture ***/
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inline const Measurement& InputMedium::get_current_measurement() const
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{
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return current_measurement ;
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}
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inline unsigned int InputMedium::get_current_line() const
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{
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return current_line ;
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}
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#endif // _OWLPS_POSITIONING_INPUTMEDIUM_HH_
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