imagepolygon

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).

Example 1. imagepolygon() example <?php // create a blank image $image = imagecreatetruecolor(400, 300); // fill the background color $bg = imagecolorallocate($image, 0, 0, 0); // choose a color for the polygon $col_poly = imagecolorallocate($image, 255, 255, 255); // draw the polygon imagepolygon($image,              array (                     0, 0,                     100, 200,                     300, 200              ),              3,              $col_poly); // output the picture header("Content-type: image/png"); imagepng($image); ?>

See also imagecreate() and imagecreatetruecolor().