Log-advanced.ino

#include <ArduinoLog.h>
#include <Ethernet.h>
/*
    _   ___ ___  _   _ ___ _  _  ___  _    ___   ___
   /_\ | _ \   \| | | |_ _| \| |/ _ \| |  / _ \ / __|
  / _ \|   / |) | |_| || || .` | (_) | |_| (_) | (_ |
 /_/ \_\_|_\___/ \___/|___|_|\_|\___/|____\___/ \___|

 Log library example showing several advanced features
 Licensed under the MIT License <http://opensource.org/licenses/MIT>.

 This example sketch shows most of the features of the ArduinoLog library

*/

const char * charArray                 = "this is a string";
const char   flashCharArray1[] PROGMEM = "this is a string";
String       stringValue1              = "this is a string";
IPAddress   ipAdress(192, 168, 0, 1);

void setup() {
    // Set up serial port and wait until connected
    Serial.begin(9600);
    while(!Serial && !Serial.available()){}

    
    Log.setPrefix(printPrefix); // set prefix similar to NLog
    Log.setSuffix(printSuffix); // set suffix 
    Log.begin(LOG_LEVEL_VERBOSE, &Serial);
    Log.setShowLevel(false);    // Do not show loglevel, we will do this in the prefix
}

void loop() {
    // set up some random variables

    //__FlashStringHelper cannot be declared outside a function
    const __FlashStringHelper * flashCharArray2 = F("this is a string");

    Log.notice     (  "Log global Flash string  value : %S" CR, flashCharArray1     );
    Log.traceln    (  "Log local Flash string value   : %S" CR, flashCharArray2     );
    Log.notice     (  "Log string value               : %s" CR, stringValue1.c_str());
    Log.verboseln  (F("Log ip adress                  : %p")  , ipAdress            );
       
    delay(5000);
}

void printPrefix(Print* _logOutput, int logLevel) {
    printTimestamp(_logOutput);
    printLogLevel (_logOutput, logLevel);
}

void printTimestamp(Print* _logOutput) {

  // Division constants
  const unsigned long MSECS_PER_SEC       = 1000;
  const unsigned long SECS_PER_MIN        = 60;
  const unsigned long SECS_PER_HOUR       = 3600;
  const unsigned long SECS_PER_DAY        = 86400;

  // Total time
  const unsigned long msecs               =  millis();
  const unsigned long secs                =  msecs / MSECS_PER_SEC;

  // Time in components
  const unsigned long MilliSeconds        =  msecs % MSECS_PER_SEC;
  const unsigned long Seconds             =  secs  % SECS_PER_MIN ;
  const unsigned long Minutes             = (secs  / SECS_PER_MIN) % SECS_PER_MIN;
  const unsigned long Hours               = (secs  % SECS_PER_DAY) / SECS_PER_HOUR;

  // Time as string
  char timestamp[20];
  sprintf(timestamp, "%02d:%02d:%02d.%03d ", Hours, Minutes, Seconds, MilliSeconds);
  _logOutput->print(timestamp);
}


void printLogLevel(Print* _logOutput, int logLevel) {
    /// Show log description based on log level
    switch (logLevel)
    {
        default:
        case 0:_logOutput->print("SILENT " ); break;
        case 1:_logOutput->print("FATAL "  ); break;
        case 2:_logOutput->print("ERROR "  ); break;
        case 3:_logOutput->print("WARNING "); break;
        case 4:_logOutput->print("INFO "   ); break;
        case 5:_logOutput->print("TRACE "  ); break;
        case 6:_logOutput->print("VERBOSE "); break;
    }   
}

void printSuffix(Print* _logOutput, int logLevel) {
  _logOutput->print("");
}