(PECL imagick 2.0.0)
ImagickDraw::skewX — Skews the current coordinate system in the horizontal direction
$degrees
   )This function is currently not documented; only its argument list is available.
Skews the current coordinate system in the horizontal direction.
degreesdegrees to skew
No value is returned.
Example #1 ImagickDraw::skewX()
<?php
function skewX($strokeColor, $fillColor, $backgroundColor, $fillModifiedColor, 
               $startX, $startY, $endX, $endY, $skew) {
    $draw = new \ImagickDraw();
    $draw->setStrokeColor($strokeColor);
    $draw->setStrokeWidth(2);
    $draw->setFillColor($fillColor);
    $draw->rectangle($startX, $startY, $endX, $endY);
    $draw->setFillColor($fillModifiedColor);
    $draw->skewX($skew);
    $draw->rectangle($startX, $startY, $endX, $endY);
    $image = new \Imagick();
    $image->newImage(500, 500, $backgroundColor);
    $image->setImageFormat("png");
    $image->drawImage($draw);
    header("Content-Type: image/png");
    echo $image->getImageBlob();
}
?>