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author | KT <tran0563@umn.edu> | 2021-09-06 19:07:33 -0500 |
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committer | KT <tran0563@umn.edu> | 2021-09-06 19:07:33 -0500 |
commit | cccd3186305915d92b1751dc616979d64116a4aa (patch) | |
tree | 5dd4834daef547cd45fc0b643f44a10b581de0ad /dev/a3-earthquake/date.cc | |
parent | Added missing images for the A6 worksheet (diff) | |
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-rw-r--r-- | dev/a3-earthquake/date.cc | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/dev/a3-earthquake/date.cc b/dev/a3-earthquake/date.cc deleted file mode 100644 index 620cc74..0000000 --- a/dev/a3-earthquake/date.cc +++ /dev/null @@ -1,127 +0,0 @@ -/** CSci-4611 Assignment 3: Earthquake - */ - -#include <ctime> -#include "date.h" - -using namespace std; - -const int SECONDS_PER_4_YEARS=126230400; - -Date::Date() { - year_ = 0; - month_ = 0; - day_ = 0; - hour_ = 0; - minute_ = 0; - second_ = 0; - ctime_ = 0; - fouryears_ = 0; -} - -// for visual studio, disable warning about localtime being unsafe -#pragma warning(push) -#pragma warning(disable: 4996) - -Date::Date(double seconds) { - double tweakedSeconds = seconds; - fouryears_ = 0; - while (tweakedSeconds < 0) { - tweakedSeconds += SECONDS_PER_4_YEARS; - fouryears_++; - } - ctime_ = int(tweakedSeconds); - tm *t; - t = localtime(&ctime_); - year_ = t->tm_year + 1900 - 4 * fouryears_; - month_ = t->tm_mon + 1; - day_ = t->tm_mday; - hour_ = t->tm_hour; - minute_ = t->tm_min; - second_ = t->tm_sec + (tweakedSeconds - ctime_); -} - -#pragma warning(pop) - -Date::Date(int m, int d, int y) { - month_ = m; - day_ = d; - year_ = y; - hour_ = 0; - minute_ = 0; - second_ = 0; - fouryears_ = 0; - tm t; - while (year_ + fouryears_*4 < 1970) { - fouryears_++; - } - t.tm_year = year_ - 1900 + fouryears_ * 4; - t.tm_mon = month_ - 1; - t.tm_mday = day_; - t.tm_hour = 0; - t.tm_min = 0; - t.tm_sec = 0; - ctime_ = mktime(&t); -} - -Date::Date(int m, int d, int y, int hr, int min, double sec) { - month_ = m; - day_ = d; - year_ = y; - hour_ = hr; - minute_ = min; - second_ = sec; - fouryears_ = 0; - tm t; - while (year_ + fouryears_*4 < 1970) { - fouryears_++; - } - t.tm_year = year_ - 1900 + fouryears_ * 4; - t.tm_mon = month_ - 1; - t.tm_mday = day_; - t.tm_hour = hour_; - t.tm_min = minute_; - t.tm_sec = int(second_); - ctime_ = mktime(&t); -} - -bool Date::operator<(const Date& other) { - return ToSeconds() < other.ToSeconds(); -} - -bool Date::operator>(const Date& other) { - return ToSeconds() > other.ToSeconds(); -} - -double Date::ToSeconds() const { - return ctime_ + second_ - int(second_) - double(fouryears_) * SECONDS_PER_4_YEARS; -} - -double Date::SecondsUntil(const Date& other) const { - return ToSeconds() - other.ToSeconds(); -} - - -int Date::year() { - return year_; -} - -int Date::month() { - return month_; -} - -int Date::day() { - return day_; -} - -int Date::hour() { - return hour_; -} - -int Date::minute() { - return minute_; -} - -double Date::second() { - return second_; -} |