# ifndef __CARDREADERH
# define __CARDREADERH
# ifdef SDSUPPORT
# include "SdFile.h"
enum LsAction { LS_SerialPrint , LS_Count , LS_GetFilename } ;
class CardReader
{
public :
CardReader ( ) ;
void initsd ( ) ;
void write_command ( char * buf ) ;
//files auto[0-9].g on the sd card are performed in a row
//this is to delay autostart and hence the initialisaiton of the sd card to some seconds after the normal init, so the device is available quick after a reset
void checkautostart ( bool x ) ;
void openFile ( char * name , bool read ) ;
void closefile ( ) ;
void release ( ) ;
void startFileprint ( ) ;
//void startFilewrite(char *name);
void pauseSDPrint ( ) ;
void getStatus ( ) ;
void cd ( char * absolutPath ) ;
//void selectFile(char* name);
void getfilename ( const uint8_t nr ) ;
uint16_t getnrfilenames ( ) ;
void ls ( ) ;
void lsDive ( char * prepend , SdFile parent ) ;
inline bool eof ( ) { return sdpos > = filesize ; } ;
inline int16_t get ( ) { sdpos = file . curPosition ( ) ; return ( int16_t ) file . read ( ) ; } ;
inline void setIndex ( long index ) { sdpos = index ; file . seekSet ( index ) ; } ;
inline uint8_t percentDone ( ) { if ( ! sdprinting ) return 0 ; if ( filesize ) return sdpos * 100 / filesize ; else return 0 ; } ;
public :
bool saving ;
bool sdprinting ;
bool cardOK ;
char filename [ 11 ] ;
private :
SdFile root , * curDir ;
Sd2Card card ;
SdVolume volume ;
SdFile file ;
uint32_t filesize ;
//int16_t n;
unsigned long autostart_atmillis ;
uint32_t sdpos ;
bool autostart_stilltocheck ; //the sd start is delayed, because otherwise the serial cannot answer fast enought to make contact with the hostsoftware.
LsAction lsAction ; //stored for recursion.
int16_t nrFiles ; //counter for the files in the current directory and recycled as position counter for getting the nrFiles'th name in the directory.
char * diveDirName ;
} ;
# else
class CardReader
{
public :
inline CardReader ( ) { } ;
inline static void initsd ( ) { } ;
inline static void write_command ( char * buf ) { } ;
inline static void checkautostart ( bool x ) { } ;
inline static void closefile ( ) { } ;
inline static void release ( ) { } ;
inline static void startFileprint ( ) { } ;
inline static void startFilewrite ( char * name ) { } ;
inline static void pauseSDPrint ( ) { } ;
inline static void getStatus ( ) { } ;
inline static void selectFile ( char * name ) { } ;
inline static void getfilename ( const uint8_t nr ) { } ;
inline static uint8_t getnrfilenames ( ) { return 0 ; } ;
inline static void ls ( ) { } ;
inline static bool eof ( ) { return true ; } ;
inline static char get ( ) { return 0 ; } ;
inline static void setIndex ( ) { } ;
} ;
# endif //SDSUPPORT
# endif