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/***************************************************************************
ValueEvent.cpp - description
-------------------
begin : mar mar 4 2003
copyright : (C) 2003 by Emmanuel Promayon
email : Emmanuel.Promayon@imag.fr
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
///a valueEvent of a load is composed of a value and a date
#include "ValueEvent.h"
//--------- isActive ----------
bool ValueEvent::isActive(const SReal t) const {
return (t>=date);
}
//--------- getValue ----------
double ValueEvent::getValue() {
return value;
}
double ValueEvent::getValue(const double t) {
if (isActive(t))
return getValue();
else
return 0.0;
}
double ValueEvent::getValue(const double t, ValueEvent * nextEvent) {
if (isActive(t)) {
return (getValue()
+ (t-getDate())
*((nextEvent->getValue() - getValue())/(nextEvent->getDate()-getDate())) );
} else
return 0.0; // Value is not active
}
//--------- getDate ----------
double ValueEvent::getDate() const {
return date;
}
// --------------- xmlPrint ---------------
void ValueEvent::xmlPrint(std::ostream & o) {
o << "\t" << "<valueEvent date=\"" << date
<< "\" value=\"" << value
<< "\"/>" << std::endl;
}
// --------------- operator << ---------------
std::ostream & operator << (std::ostream &o, ValueEvent e) {
o << "\t" << "<valueEvent date=\"" << e.getDate()
<< "\" value=\"" << e.getValue()
<< "\"/>" << std::endl;
return o;
}
// --------------- setDate ---------------
void ValueEvent::setDate(const double d) {
date = d;
}
// --------------- setValue ---------------
void ValueEvent::setValue(const double v) {
value = v;
}
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