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imagepolygon

(PHP 3, PHP 4, PHP 5)

imagepolygon -- Draw a polygon

Description

bool imagepolygon ( resource image, array points, int num_points, int color )

imagepolygon() creates a polygon in image id. points is a PHP array containing the polygon's vertices, i.e. points[0] = x0, points[1] = y0, points[2] = x1, points[3] = y1, etc. num_points is the total number of points (vertices).

Przykład 1. imagepolygon() example

<?php
// create a blank image
$image imagecreatetruecolor(400300);

// fill the background color
$bg imagecolorallocate($image000);

// choose a color for the polygon
$col_poly imagecolorallocate($image255255255);

// draw the polygon
imagepolygon($image
             array (
                    
00,
                    
100200,
                    
300200
             
),
             
3,
             
$col_poly);

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

?>

See also imagecreate() and imagecreatetruecolor().

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