/**
* Get gradient
* @return string gradient in percent with percent sign
*/
public function gradientInPercent()
{
if ($this->Activity->distance() == 0) {
return '-';
}
return round($this->Activity->elevation() / $this->Activity->distance() / 10, 2) . ' %';
}
/**
* Calculate VDOT by heart rate with elevation influence
* @return float
*/
public function calculateVDOTbyHeartRateWithElevation()
{
if ($this->knowsRoute()) {
if ($this->Route->elevationUp() > 0 || $this->Route->elevationDown() > 0) {
return $this->calculateVDOTbyHeartRateWithElevationFor($this->Route->elevationUp(), $this->Route->elevationDown());
}
return $this->calculateVDOTbyHeartRateWithElevationFor($this->Route->elevation(), $this->Route->elevation());
}
return $this->calculateVDOTbyHeartRateWithElevationFor($this->Activity->elevation(), $this->Activity->elevation());
}
