sgp4/Timespan.cpp

131 lines
2.4 KiB
C++

#include "Timespan.h"
#include "Globals.h"
Timespan::Timespan(void) {
}
/*
* time_span is days and fraction of a day
*/
Timespan::Timespan(const double time_span) {
time_span_ = time_span;
}
Timespan::Timespan(const Timespan& b) {
time_span_ = b.time_span_;
}
Timespan::~Timespan(void) {
}
double Timespan::GetTotalDays() const {
return time_span_;
}
double Timespan::GetTotalHours() const {
return time_span_ * Globals::HR_PER_DAY();
}
double Timespan::GetTotalMinutes() const {
return time_span_ * Globals::MIN_PER_DAY();
}
Timespan& Timespan::operator =(const Timespan& b) {
if (this != &b) {
time_span_ = b.time_span_;
}
return (*this);
}
Timespan Timespan::operator +(const Timespan& b) const {
Timespan result(*this);
result.time_span_ += b.GetTotalDays();
return result;
}
Timespan Timespan::operator -(const Timespan& b) const {
Timespan result(*this);
result.time_span_ -= b.GetTotalDays();
return result;
}
const Timespan & Timespan::operator+=(const Timespan& b) {
time_span_ += b.time_span_;
return (*this);
}
const Timespan & Timespan::operator-=(const Timespan& b) {
time_span_ -= b.time_span_;
return (*this);
}
Timespan Timespan::operator +() const {
Timespan result(*this);
result.time_span_ = +result.time_span_;
return result;
}
Timespan Timespan::operator -() const {
Timespan result(*this);
result.time_span_ = -result.time_span_;
return result;
}
bool Timespan::operator ==(const Timespan& b) const {
if (time_span_ == b.time_span_)
return true;
else
return false;
}
bool Timespan::operator !=(const Timespan& b) const {
if (time_span_ == b.time_span_)
return false;
else
return true;
}
bool Timespan::operator>(const Timespan& b) const {
if (time_span_ > b.time_span_)
return true;
else
return false;
}
bool Timespan::operator<(const Timespan& b) const {
if (time_span_ < b.time_span_)
return true;
else
return false;
}
bool Timespan::operator >=(const Timespan& b) const {
if (time_span_ >= b.time_span_)
return true;
else
return false;
}
bool Timespan::operator <=(const Timespan & b) const {
if (time_span_ <= b.time_span_)
return true;
else
return false;
}