BufferedTrace.h

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#include "Arduino.h"
#include <stdint.h>
#include <avr/pgmspace.h>
#ifndef BufferedTrace_h
#define BufferedTrace_h

 
class BufferedTrace {
public:

  BufferedTrace();

  void setStream(Stream& serial);

  void init(uint16_t bufsize=80);

  void open();

  void close();

  void trace(const char* label, long val);

  void trace(const __FlashStringHelper* label, long val);
 

  void trace(const char* label, const char* val);

  void trace(const __FlashStringHelper* label, const char* val);
 

  void trace(const char* string);

  void trace(const __FlashStringHelper* string);
 

  void setAutoFlush(bool autoFlush);
 

  void itrace(const char* string);
 

  void itrace(const __FlashStringHelper* string);
 
private:
  char* buffer = NULL;
  uint16_t buflen = 0;
  bool traceOn = false;
  bool isOpen = false;
  bool autoFlush = true;
  Stream& ser = Serial;
 
  // helper funtion to add string to buffer only if there is room
  void add2Buffer(const char* string);

  template<typename StoredString>
  void itrace(StoredString getChar);

  template<typename StoredString>
  void trace(StoredString getChar);

  template<typename StoredString>
  void trace(StoredString getChar, long val);

  template<typename StoredString>
  void trace(StoredString getChar, const char *val);
  
};
 
// global trace object for convenience
extern BufferedTrace Trace;
 
// **********************
#endif