PHP | GmagickDraw setfontsize() Function

The Gmagick::setfontsize() function is an inbuilt function in PHP which is used to set the font size to use when annotating with text.

Syntax:

public GmagickDraw::setfontsize( $pointsize )

Parameters: This function accept single parameter $pointsize which is used to store font size.

Return Value: This function returns the GmagickDraw object on success.

Below programs illustrate the Gmagick::setfontsize() function in PHP:

Program 1:

<?php  
     
// Create a GmagickDraw object  
$draw = new GmagickDraw();  
    
// Create GmagickPixel object  
$fillColor = new GmagickPixel('Green');  
    
// Set stroke opacity 
$draw->setfillcolor('red'); 
  
// Set the width and height of image  
$draw->setStrokeWidth(7);  
  
//Set the fontsize 
$draw->setfontsize(72);  
     
// Function to draw circle   
$draw->circle(250, 250, 100, 150);  
   
$gmagick = new Gmagick();  
$gmagick->newImage(500, 500, 'White');  
$gmagick->setImageFormat("png");  
$gmagick->drawImage($draw);  
  
// Using getfontsize() function 
print_r($draw->getfontsize()); 
?>  

Output:

Program 2:

<?php  
      
// Create a GmagickDraw object  
$draw = new GmagickDraw();   
     
// Set the color 
$draw->setFillColor('Green');  
     
// Set the width and height of image  
$draw->setStrokeWidth(1);  
   
// Function to draw line 
for($x = 0; $x < 40; $x++) { 
    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 
    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 
    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 
    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 
} 
  
$gmagick = new Gmagick();  
$gmagick->newImage(500, 500, 'White');  
$gmagick->setImageFormat("png");  
   
// Set the color 
$draw->setFillColor('Black');  
   
//set Font Size 
$draw->setFontSize(25);  
   
// Use of drawimage function 
$gmagick->drawImage($draw);  
  
$gmagick->annotateImage($draw, 5, 120, 0,  
        'GeeksforGeeks: A computer science portal');  
  
// Display the output image  
header("Content-Type: image/png");  
echo $gmagick->getImageBlob();  
?>  

Output:

Reference: http://php.net/manual/en/gmagickdraw.setfontsize.php

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