Pop\Image\Imagick::drawLine PHP Метод

    public function drawLine($x1, $y1, $x2, $y2)
    {
        $draw = new \ImagickDraw();
        $draw->setStrokeColor($this->setColor($this->strokeColor));
        $draw->setStrokeWidth(null === $this->strokeWidth ? 1 : $this->strokeWidth);
        $draw->line($x1, $y1, $x2, $y2);
        $this->resource->drawImage($draw);
        return $this;
    }

 public function testAddLine()
 {
     $i = new Imagick(__DIR__ . '/../tmp/test.jpg');
     $i->drawLine(10, 10, 100, 100);
     $this->assertEquals(640, $i->getWidth());
 }