Example

function setTextAlignment($strokeColor, $fillColor, $backgroundColor)
{
    $draw = new \ImagickDraw();
    $draw->setFont(__DIR__ . "/../../../fonts/Arial.ttf");
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeWidth(1);
    $draw->setFontSize(36);

    $draw->setTextAlignment(\Imagick::ALIGN_LEFT);
    $draw->annotation(250, 75, "Lorem Ipsum!");
    $draw->setTextAlignment(\Imagick::ALIGN_CENTER);
    $draw->annotation(250, 150, "Lorem Ipsum!");
    $draw->setTextAlignment(\Imagick::ALIGN_RIGHT);
    $draw->annotation(250, 225, "Lorem Ipsum!");
    $draw->line(250, 0, 250, 500);

    $imagick = new \Imagick();
    $imagick->newImage(500, 500, $backgroundColor);
    $imagick->setImageFormat("png");
    $imagick->drawImage($draw);

    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}