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:

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<?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());
?> 

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Output:

72

Program 2:

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<?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(); 
?> 

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Output:

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



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