public function ringSectorProvider()
{
$a1 = Angle::byDegrees(45);
$a2 = Angle::byDegrees(135);
$l1 = sin(\deg2rad(45)) * 100;
$l2 = $l1 / 2;
return array(array([[10 + $l1, 20 + $l1], [10 - $l1, 20 + $l1], [10 - $l2, 20 + $l2], [10 + $l2, 20 + $l2]], Points::ringSector(Point::create(10, 20), $a1, $a2, 100, 50)), array([[10 - $l1, 20 + $l1], [10 + $l1, 20 + $l1], [10 + $l2, 20 + $l2], [10 - $l2, 20 + $l2]], Points::ringSector(Point::create(10, 20), $a1, $a2, 100, 50, true)));
}
/**
* @dataProvider skewYProvider
*/
public function testSkewY($x, $y, $cx, $cy, $degrees, $expectedX, $expectedY)
{
$this->assertEqualCoordinates($expectedX, $expectedY, Point::create($x, $y)->skewY(Point::create($cx, $cy), Angle::byDegrees($degrees)));
}
public static function rotated(Point $center, $n, $pointsArray, $ccw = false)
{
$points = new Points($center, false);
$delta = deg2rad(360) / $n;
$angle = Angle::create(0);
for ($i = 0; $i < $n; $i++) {
foreach ($pointsArray as $point) {
$points->addPoint($point)->rotate($center, $angle);
}
$angle->add($delta);
}
$points->reverseIfCcw($ccw);
return $points;
}
