logger_verbose.h

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 /**************************************************************
 *
 *   (C) 2022 ANSYS, Inc. Unauthorized use, distribution, or duplication is prohibited.
 *
 *   Restricted Rights Legend
 *
 *   Use, duplication, or disclosure of this
 *   software and its documentation by the
 *   Government is subject to restrictions as
 *   set forth in subdivision [(b)(3)(ii)] of
 *   the Rights in Technical Data and Computer
 *   Software clause at 52.227-7013.
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 **************************************************************
 */
  
 #ifndef ___DVS_LOGGER_VERBOSE_CONCRETE_H___
 #define ___DVS_LOGGER_VERBOSE_CONCRETE_H___
  
 #include "logger_interface.h"
 #include "dynamic_visualization_store_api.h"
 #include <stdarg.h>
 #include <cstdio>
  
 namespace DVS
 {
  
 class LoggerVerbose : public ILogger
 {
 public:
  
     LoggerVerbose(void* user_data, dvs_verbosity level, dvs_log_func func)
     : _user_data(user_data), _level(level), _func(func)
     {}
  
     virtual ~LoggerVerbose() = default; // make dtor virtual
  
     LoggerVerbose(LoggerVerbose&&) = default; 
     LoggerVerbose& operator=(LoggerVerbose&&) = default;
     LoggerVerbose(const LoggerVerbose&) = default;
     LoggerVerbose& operator=(const LoggerVerbose&) = default;
  
     void log(int level, const char* msg, ...) override
     {
         if (_func && (level <= _level))
         {
             char buffer[1024];
             va_list args;
             va_start (args, msg);
             vsnprintf(buffer, 1024, msg, args);
             va_end (args);
             _func(_user_data, buffer);
         }
     }
  
     void release() override
     {
         delete this;
     }
  
 private:
  
     void* _user_data;
     dvs_verbosity _level;
     dvs_log_func _func;
 };
 }
  
 #endif //___DVS_LOGGER_VERBOSE_CONCRETE_H___
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