imagepolygon(3) php man page | unix.com

IMAGEPOLYGON(3) 							 1							   IMAGEPOLYGON(3)

imagepolygon - Draws a polygon

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

DESCRIPTION
       imagepolygon(3) creates a polygon in the given $image.

PARAMETERS
	      o $
		image -An image resource, returned by one of the image creation functions, such as imagecreatetruecolor(3).

	      o $points
		- An array containing the polygon's vertices, e.g.:

	      +----------+------+
	      |points[0] |	|
	      | 	 |	|
	      | 	 | = x0 |
	      | 	 |	|
	      |points[1] |	|
	      | 	 |	|
	      | 	 | = y0 |
	      | 	 |	|
	      |points[2] |	|
	      | 	 |	|
	      | 	 | = x1 |
	      | 	 |	|
	      |points[3] |	|
	      | 	 |	|
	      | 	 | = y1 |
	      | 	 |	|
	      +----------+------+
	      o $num_points
		- Total number of points (vertices).

	      o $color
		- A color identifier created with imagecolorallocate(3).

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

EXAMPLES
       Example #1

	      imagepolygon(3) example

	      <?php
	      // Create a blank image
	      $image = imagecreatetruecolor(400, 300);

	      // Allocate 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 to the browser
	      header('Content-type: image/png');

	      imagepng($image);
	      imagedestroy($image);
	      ?>

	      The above example will output something similar to:[NOT DISPLAYABLE MEDIA]Output of example : imagepolygon()

SEE ALSO
       imagecreate(3), imagecreatetruecolor(3).

PHP Documentation Group 													   IMAGEPOLYGON(3)