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imagearc

PHP function Edit on GitHub ✎

(PHP 4, PHP 5, PHP 7, PHP 8)

Draws an arc

Description

imagearc(GdImage $image, int $center_x, int $center_y, int $width, int $height, int $start_angle, int $end_angle, int $color): true

imagearc() draws an arc of circle centered at the given coordinates.

Parameters

center_x: x-coordinate of the center.
center_y: y-coordinate of the center.
width: The arc width.
height: The arc height.
start_angle: The arc start angle, in degrees.
end_angle: The arc end angle, in degrees. 0° is located at the three-o'clock position, and the arc is drawn clockwise.
color: Color

Return Values

Always

Changelog

Version	Description

Examples

Drawing a circle with imagearc()

php

<?php

// create a 200*200 image
$img = imagecreatetruecolor(200, 200);

// allocate some colors
$white = imagecolorallocate($img, 255, 255, 255);
$red   = imagecolorallocate($img, 255,   0,   0);
$green = imagecolorallocate($img,   0, 255,   0);
$blue  = imagecolorallocate($img,   0,   0, 255);

// draw the head
imagearc($img, 100, 100, 200, 200,  0, 360, $white);
// mouth
imagearc($img, 100, 100, 150, 150, 25, 155, $red);
// left and then the right eye
imagearc($img,  60,  75,  50,  50,  0, 360, $green);
imagearc($img, 140,  75,  50,  50,  0, 360, $blue);

// output image in the browser
header("Content-type: image/png");
imagepng($img);

?>

The above example will output something similar to: Output of example : Drawing a circle with imagearc()