PHP | ImagickDraw setStrokeLineCap() Function

The ImagickDraw::setStrokeLineCap() function is an inbuilt function in PHP which is used to set the shape to be used at the end of open subpaths when they are stroked.

Syntax:

bool ImagickDraw::setStrokeLineCap( int $linecap )

Parameters: This function accepts a single parameter $linecap which holds an integer value corresponding to one of LINECAP constants.

List of LINECAP constants are given below:

  • imagick::LINECAP_UNDEFINED (0)
  • imagick::LINECAP_BUTT (1)
  • imagick::LINECAP_ROUND (2)
  • imagick::LINECAP_SQUARE (3)

Return Value: This function returns TRUE on success.



Exceptions: This function throws ImagickException on error.

Below programs illustrate the ImagickDraw::setStrokeLineCap() function in PHP:

Program 1:

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<?php
  
// Create a new ImagickDraw object
$draw = new ImagickDraw();
    
// Set the stroke line cap
$draw->setStrokeLineCap(2);
  
// Get the stroke line cap
$lineCap = $draw->getStrokeLineCap();
echo $lineCap;
?>

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Output:

2 // Which corresponds to imagick::LINECAP_ROUND

Program 2:

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<?php
  
// Create a new ImagickDraw object
$draw = new ImagickDraw();
    
// Create a new imagick object
$imagick = new Imagick();
    
// Create a image on imagick object
$imagick->newImage(800, 250, 'grey');
    
// Create a new ImagickDraw object
$draw = new ImagickDraw();
    
// Set the color of stroke
$draw->setStrokeColor('red');
  
// Set stroke width
$draw->setStrokeWidth(3);
    
// Set the font size
$draw->setFontSize(25);
   
 // Set the stroke dash array
$draw->setStrokeDashArray([20]);
  
// Set the stroke line cap
$draw->setStrokeLineCap(3);
    
// Draw a circle
$draw->circle(250, 150, 330, 130);
  
// Render the draw commands
$imagick->drawImage($draw);
    
// Show the output
$imagick->setImageFormat('png');
header("Content-Type: image/png");
  
echo $imagick->getImageBlob();
?>

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Output:

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




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