PHP | ImagickDraw getStrokeAntialias() Function

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The ImagickDraw::getStrokeAntialias() function is an inbuilt function in PHP which is used to get the current stroke antialias setting. Stroked outlines are antialiased (enabled) by default. Alias is just a noise or distortion in the stroke.

Syntax:

bool ImagickDraw::getStrokeAntialias( void )

Parameters: This function doesn’t accept any parameter.

Return Value: This function returns an bool value containing the stroke antialias setting. TRUE means enabled and FALSE means disabled.

Exceptions: This function throws ImagickException on error.

Below given programs illustrate the ImagickDraw::getStrokeAntialias() function in PHP:

Program 1:

<?php 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Get the stroke antialias 
$strokeAntialias = $draw->getStrokeAntialias() ? 'true' : 'false'; 
echo $strokeAntilias; 
?> 

Output:

true

Program 2:

<?php 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Disable stroke antialias 
$draw->setStrokeAntialias(false); 
  
// Get the stroke antialias 
$strokeAntialias = $draw->getStrokeAntialias() ? 'true' : 'false'; 
echo $strokeAntilias; 
?> 

Output:

false

Program 3:

<?php 
  
// Create a new imagick object 
$imagick = new Imagick(); 
  
// Create a image on imagick object 
$imagick->newImage(800, 250, 'black'); 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Set the fill color 
$draw->setFillColor('cyan'); 
  
// Set the width of stroke 
$draw->setStrokeWidth(1); 
  
// Set the color of stroke 
$draw->setStrokeColor('red'); 
  
// Set the font size 
$draw->setFontSize(40); 
  
// Get the stroke antialias 
$strokeAntialias = $draw->getStrokeAntialias() ? 'true' : 'false'; 
  
// Annotate a text 
$draw->annotation(50, 100, 'The stroke antialias here is ' . $strokeAntialias); 
  
// Disable stroke antialias 
$draw->setStrokeAntialias(false); 
  
// Get the stroke antialias 
$strokeAntialias = $draw->getStrokeAntialias() ? 'true' : 'false'; 
  
// Annotate a text 
$draw->annotation(50, 200, 'The stroke antialias here is ' . $strokeAntialias); 
  
// Render the draw commands 
$imagick->drawImage($draw); 
  
// Show the output 
$imagick->setImageFormat('png'); 
header("Content-Type: image/png"); 
echo $imagick->getImageBlob(); 
?> 

Output:

Reference: https://www.php.net/manual/en/imagickdraw.getstrokeantialias.php

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