PHP | GmagickDraw setstrokewidth() Function

<?php

// Create new Gmagick object 
$draw = new \GmagickDraw ();

// Set the stroke Color
$draw->setStrokeColor('Red');

// Set the image filled color 
$draw->setFillColor('Green');

// Set the Stroke Width
$draw->setStrokeWidth(7);

// Draw the Circle
$draw->circle(250, 250, 100, 150);

// Create new Gmagick Object
$gmagick = new \Gmagick ();

// Set the dimensions of image
$gmagick ->newImage(500, 500, 'White');

// Set the image format 
$gmagick ->setImageFormat("png");

// Draw the image 
$gmagick ->drawImage($draw);

header("Content-Type: image/png");

// Display the image
echo $gmagick ->getImageBlob();
?>

<?php
// Create new Gmagick Object 
$draw = new GmagickDraw ();

// Set the stroke color
$draw->setStrokeColor('black');

// Set the image filled color 
$draw->setFillColor('lightgreen');

// Set the Stroke Width
$draw->setStrokeWidth(0);

// Draw the rectangle
$draw->rectangle(100, 100, 300, 300);

// Set Stroke Width
$draw->setStrokeWidth(15);

// Draw the rectangle
$draw->rectangle(400, 100, 600, 300);

// Create new Gmagick Object 
$gmagick = new \Gmagick ();

// Set the dimensions of image
$gmagick ->newImage(800, 500, 'White');

// Set the image format
$gmagick ->setImageFormat("png");

// Draw the image 
$gmagick ->drawImage($draw);
header("Content-Type: image/png");

// Display the image 
echo $gmagick ->getImageBlob();
?>