/**
* Checks if coordinates are inside the field
*
* @param Coords $coords
* @return bool
*/
public function has(Coords $coords)
{
$x = $coords->x();
if ($x < 0 || $x >= $this->width) {
return false;
}
$y = $coords->y();
if ($y < 0 || $y >= $this->height) {
return false;
}
return true;
}
/**
* @param Coords $coords
* @return bool
*/
public function on(Coords $coords)
{
if ($coords->x() == $this->startPoint->x() && $coords->y() >= $this->startPoint->y() && $coords->y() <= $this->endPoint->y()) {
return true;
}
if ($coords->y() == $this->startPoint->y() && $coords->x() >= $this->startPoint->x() && $coords->x() <= $this->endPoint->x()) {
return true;
}
return false;
}
/**
* @param Coords $coords
*
* @return integer
*/
public function distance(Coords $coords)
{
if ($this->x == $coords->x()) {
return abs($this->y - $coords->y());
}
if ($this->y == $coords->y()) {
return abs($this->x - $coords->x());
}
throw new CannotCalculateDistanceBetweenDiagonalCoordsException();
}
