/**
* comparand conforms to protocol DateAndTime,
* or can be converted into something that conforms.
*
* @param object $comparand
* @return boolean
* @access public
* @since 5/3/05
*/
function isLessThan($comparand)
{
$comparandAsDateAndTime = $comparand->asDateAndTime();
if ($this->offset->isEqualTo($comparandAsDateAndTime->offset())) {
$myTicks = $this->ticks();
$comparandTicks = $comparandAsDateAndTime->ticks();
} else {
$meAsUTC = $this->asUTC();
$myTicks = $meAsUTC->ticks();
$comparandAsUTC = $comparandAsDateAndTime->asUTC();
$comparandTicks = $comparandAsUTC->ticks();
}
if ($myTicks[0] < $comparandTicks[0]) {
return TRUE;
} else {
return $myTicks[0] == $comparandTicks[0] && $myTicks[1] < $comparandTicks[1];
}
}
/**
* Answer an Timespan. anEnd must be aDateAndTime or a Timespan
*
* @param object $anEnd Must be a DateAndTime or a Timespan
* @return object Timespan
* @access public
* @since 5/13/05
*/
function to($anEnd)
{
$obj = Timespan::startingEnding($this->start(), $anEnd->asDateAndTime());
return $obj;
}
