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PHP | GmagickDraw bezier() Function

Last Updated : 17 Jan, 2020
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The GmagickDraw::bezier() function is an inbuilt function in PHP which is used to draw bezier curve. Syntax:
GmagickDraw GmagickDraw::bezier( array $coordinate_array )
Parameters: This function accepts a single parameter $coordinate_array which holds the multidimensional array which takes the points through which curve is to be made. Return Value: This function returns GmagickDraw object on success. Exceptions: This function throws GmagickDrawException on error. Used Image: To capture the canvas area. Below given programs illustrate the GmagickDraw::bezier() function in PHP: Program 1: Simple Bezier Curve php
<?php

// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');

// Create a GmagickDraw object
$draw = new GmagickDraw();

// Set the color
$draw->setFillColor('#0E0E0E');

// Function to draw rectangle
$draw->rectangle(-10, -10, 800, 400);

// Set the fill color
$draw->setFillColor('#3D99D4');

// Set the stroke width
$draw->setStrokeWidth(5);

// Draw the curve
$draw->bezier([
    ['x' => 10, 'y' => 10],
    ['x' => 0, 'y' => 0],
    ['x' => 620, 'y' => 0],
    ['x' => 550, 'y' => 170],
]);

// Use of drawimage function
$gmagick->drawImage($draw);

// Display the output image
header("Content-Type: image/png");
echo $gmagick->getImageBlob();
?>
Output: Program 2: Bezier curve with stroke and fill php
<?php

// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');

// Create a GmagickDraw object
$draw = new GmagickDraw();

// Set the color
$draw->setFillColor('#0E0E0E');

// Function to draw rectangle
$draw->rectangle(-10, -10, 800, 400);

// Set the fill color
$draw->setFillColor('yellow');

// Set the stroke color
$draw->setstrokecolor('purple');

// Set the stroke width
$draw->setStrokeWidth(5);

// Draw the curve
$draw->bezier([
    ['x' => 10, 'y' => 10],
    ['x' => 0, 'y' => 150],
    ['x' => 620, 'y' => 0],
    ['x' => 550, 'y' => 170],
]);

// Use of drawimage function
$gmagick->drawImage($draw);

// Display the output image
header("Content-Type: image/png");
echo $gmagick->getImageBlob();
?>
Output: Reference: https://www.php.net/manual/en/gmagickdraw.bezier.php

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