PHP | GmagickDraw rotate() Function

The GmagickDraw::rotate() function is an inbuilt function in PHP which is used to apply the specified rotation to the current coordinate space.

Syntax:

GmagickDraw GmagickDraw::rotate( array $coordinates_array )

Parameters: This function accepts a single parameter $coordinates_array which is used to hold the value of degree of rotation.

Return Value: This function returns GmagickDraw object on success.

Exceptions: This function throws GmagickDrawException on error.

Used Image: For canvas area.

Below given programs illustrates the GmagickDraw::rotate() function in PHP:

Program 1: In this example we will rotate the rectangle.

<?php

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

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

// Draw rectangle for background
$draw->rectangle(-100, -1000, 800, 400);

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

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

// Rotate by 4 degrees
$draw->rotate(4);

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

// Create a rectangle
$draw->rectangle(100, 20, 400, 100);

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

// Display the output image
header("Content-Type: image/png");
echo $gmagick->getImageBlob();
?>

Output:

Program 2: In this example we will rotate a text.

<?php

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

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

// Draw rectangle for background
$draw->rectangle(-100, -1000, 800, 400);

// Set the font size
$draw->setfontsize(25);

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

// Rotate by 40
$draw->rotate(40);

// Annotate a text
$draw->annotate(20, -50, 'GeeksforGeeks');

// 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.rotate.php