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PHP | ImagickDraw getTextKerning() Function

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  • Last Updated : 23 Dec, 2019

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:

5

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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