/** * Move point by sent value. * * @param int|float $x Move vector on OX axis. * @param int|float $y Move vector on OY axis. * @param int|float $z Move vector on OY axis. * @return Point3D Method returns current object instance. */ public function move($x = 0, $y = 0, $z = 0) { parent::move($x, $y); $this->checkZ($z); $this->z += $z; return $this; }
public function testPoint2DMove() { $point2D = new Point2D(1, 2); $this->assertEquals($point2D->y + 3.2, $point2D->move(0, 3.2)->y); $this->assertEquals($point2D->y - 0.12, $point2D->move(0, -0.12)->y); }