PHP | Gmagick clear() Function
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The Gmagick::clear() function is an inbuilt function in PHP which is used to clear all resources associated to Gmagick object.
Syntax:
Output:
Output:
Gmagick Gmagick::clear( void )Parameters: This function does not accepts any parameter. Return Value: This function returns the cleared Gmagick object. Errors/Exceptions: This function throws GmagickException on error. Below programs illustrate the Gmagick::clear() 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); $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 clear() function print_r($gmagick->clear()); ?> |
1Program 2:
<?php // Create a GmagickDraw object $draw = new ImagickDraw(); // Set the color $draw->setFillColor('Green'); // Set the width and height of image $draw->setStrokeWidth(17); // Function to draw line for($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 Imagick(); $gmagick->newImage(500, 500, 'White'); $gmagick->setImageFormat("png"); // Set the color $draw->setFillColor('Black'); // Set Font Size $draw->setFontSize(20); // Use of drawimage function $gmagick->drawImage($draw); $gmagick->annotateImage($draw, 5, 220, 0, 'Stroke Width using getstrokewidth() function :' . $draw->getstrokewidth()); // Using clear() function print_r($gmagick->clear()); ?> |
1Reference: http://php.net/manual/en/gmagick.clear.php
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