<?

session_start();

$image = imagecreatetruecolor(400,300);

$white = imagecolorallocate($image,255,255,255);
$black = imagecolorallocate($image,0,0,0);

imagefilledrectangle($image,0,0,399,299,$white);

$counter = $_SESSION['counter'];

for ($i = 2; $i <= $counter; $i++) {
$x = $_SESSION['draw'][$i]['x'];
$y = $_SESSION['draw'][$i]['y'];

$color = imagecolorallocate($image,$_SESSION['draw'][$i]['r'],$_SESSION['draw'][$i]['g'],$_SESSION['draw'][$i]['b']);

if ($_SESSION['draw'][$i]['type'] == "circle") {
    imagefilledellipse($image,$x,$y,15,15,$color);
}

if ($_SESSION['draw'][$i]['type'] == "square") {
    imagefilledrectangle($image,$x,$y,$x+15,$y+15,$color);
}

}


$line_count = $_SESSION['line_count'];

for ($i = 1; $i < $line_count; $i++) {

$color = imagecolorallocate($image,$_SESSION['linecolor'][$i]['r'],$_SESSION['linecolor'][$i]['g'],$_SESSION['linecolor'][$i]['b']);

$x1 = $_SESSION['line'][$i][0][0];
$y1 = $_SESSION['line'][$i][1][0];

$x2 = $_SESSION['line'][$i][0][1];
$y2 = $_SESSION['line'][$i][1][1];

imageline($image,$x1,$y1,$x2,$y2,$color);

}


header("Content-type: image/png");
imagepng($image);
imagedestroy($image);

?>