public function drawPoint(PointInterface $point, array $options = array())
{
if (array_key_exists('x', $options)) {
$x = $options['x'];
unset($options['x']);
} else {
$x = $point->getAbscissa();
}
if (array_key_exists('y', $options)) {
$y = $options['y'];
unset($options['y']);
} else {
$y = $point->getOrdinate();
}
if (array_key_exists('prefix', $options)) {
$p = $options['prefix'];
unset($options['prefix']);
} else {
$p = 'p';
}
$data = json_encode($options, JSON_NUMERIC_CHECK);
$name = $p . count($this->_points);
$this->addOutput("var {$name} = {$this->_brd}.create('point', [{$x},{$y}], {$data});");
$this->addPoint($name, $point, $options);
return $name;
}
/**
* @param \Maths\PointInterface $a
* @return bool
*/
public function isValidPoint(PointInterface $a)
{
return (bool) ($a->getOrdinate() == $this->getSlope() * $a->getAbscissa() + $this->getYIntercept());
}
/**
* (x - Ox)^2 + (y - Oy)^2 = r^2
*
* @param \Maths\PointInterface $a
* @return bool
*/
public function isValidPoint(PointInterface $a)
{
$o = $this->getPointO();
return (bool) (pow($a->getAbscissa() - $o->getAbscissa(), 2) + pow($a->getOrdinate() - $o->getOrdinate(), 2) == pow($this->getRadius(), 2));
}
/**
* Test if two points are in the same space type
*
* @param \Maths\PointInterface $point1
* @param \Maths\PointInterface $point2
* @return bool
*/
public static function areSameSpace(PointInterface $point1, PointInterface $point2)
{
return (bool) ($point1->is1D() && $point2->is1d() || $point1->is2D() && $point2->is2d() || $point1->is3D() && $point2->is3d());
}
