PHP | ImagickDraw setVectorGraphics() Function

The ImagickDraw::setVectorGraphics() function is an inbuilt function in PHP which is used to set the vector graphics associated with the specified ImagickDraw object. Vector graphics contains all the draw commands given to an ImagickDraw object. This function can be used to copy draw commands from one object to another or for editing the draw commands.

Syntax:

bool ImagickDraw::setVectorGraphics( string $xml )

Parameters: This function accepts a single parameter $xml which holds the vector graphics.

Return Value: This function returns TRUE on success.

Exceptions: This function throws ImagickException on error.



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

Program 1:

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<?php
  
// Create a new imagick object
$imagick = new Imagick();
  
// Create a image on imagick object
$imagick->newImage(800, 250, 'black');
  
// Create a new ImagickDraw object
$draw = new ImagickDraw();
  
// Set the fill color
$draw->setFillColor('white');
  
// set the font size
$draw->setFontSize(80);
  
// Annotate a text
$draw->annotation(60, 120, 'GeeksforGeeks');
  
// Get the vector graphics
$vectorGraphics = $draw->getVectorGraphics();
  
// Create a new ImagickDraw object
$draw2 = new ImagickDraw();
  
// Paste vector graphics to new object
$draw2->setVectorGraphics($vectorGraphics);
  
// Render the draw commands from new object
$imagick->drawImage($draw2);
  
// Show the output
$imagick->setImageFormat('png');
header("Content-Type: image/png");
  
echo $imagick->getImageBlob();
?>

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Output:

Program 2:

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<?php
  
// Create a new imagick object
$imagick = new Imagick();
  
// Create a image on imagick object
$imagick->newImage(800, 250, 'black');
  
// Create a new ImagickDraw object
$draw = new ImagickDraw();
  
// Set the fill color
$draw->setFillColor('blue');
  
// Draw a circle
$draw->circle(200, 150, 190, 100);
  
// Get the vector graphics
$vectorGraphics $draw->getVectorGraphics();
  
// Change the color from blue to red
$vectorGraphics = str_replace("'#00000000FFFF'",
         "'#FFFF00000000'", $vectorGraphics);
  
// Setting the new vector graphics
$draw->setVectorGraphics($vectorGraphics);
  
// 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.setvectorgraphics.php




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