datalogger.h

来自「Thinking_in_C___2.rar」· C头文件 代码 · 共 32 行

//: C19:DataLogger.h
// From Thinking in C++, 2nd Edition
// at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Datalogger record layout
#ifndef DATALOG_H_
#define DATALOG_H_
#include <ctime>
#include <iostream>

class DataPoint {
  std::tm Tm; // Time & day
  static const int bsz = 10;
  // Ascii degrees (*) minutes (') seconds ("):
  char Latitude[bsz], Longitude[bsz];
  double Depth, Temperature;
public:
  std::tm Time(); // Read the time
  void Time(std::tm t); // Set the time
  const char* latitude(); // Read
  void latitude(const char* l); // Set
  const char* longitude(); // Read
  void longitude(const char* l); // Set
  double depth(); // Read
  void depth(double d); // Set
  double temperature(); // Read
  void temperature(double t); // Set
  void print(std::ostream& os);
};
#endif // DATALOG_H_ ///:~