PHP | ImagickDraw getTextKerning() Function

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The ImagickDraw::getTextKerning() function is an inbuilt function in PHP which is used to get the text kerning used in image which is nothing but the spacing between letters.

Syntax:

float ImagickDraw::getTextKerning( void )

Parameters: This function doesn’t accept any parameter.

Return Value: This function returns an float value containing the text kerning.

Exceptions: This function throws ImagickException on error.

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

Program 1:

<?php 
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Get the text kerning 
$textKerning = $draw->getTextKerning(); 
echo $textKerning; 
?> 

Output:

0 // which is the default text kerning.

Program 2:

<?php 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Set the text Kerning 
$draw->setTextKerning(5); 
  
// Get the text Kerning 
$textKerning = $draw->getTextKerning(); 
echo $textKerning; 
?> 

Output:

Program 3:

<?php 
  
// Create a new imagick object 
$imagick = new Imagick(); 
   
// Create a image on imagick object 
$imagick->newImage(800, 250, '#eba09b'); 
   
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
   
// Set the font size 
$draw->setFontSize(20); 
   
// Annotate a text 
$draw->annotation(50, 100,  
              'The text kerning here is default.'); 
   
// Set the text kerning 
$draw->setTextKerning(10); 
   
// Annotate a text 
$draw->annotation(50, 200, 'The text kerning here is ' 
                      . $draw->getTextKerning() . '.'); 
   
// 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.gettextkerning.php

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