<?
session_start();
include("../_share/cl/gotcha.php");

$rand = rand(3,5);
for ($i=0; $i < $rand; $i++) {
	$text .= rand(0, 9);
}
$_SESSION["captcha"] =  $text;

$img = new GotchaPng();

// repeat the process for as much fonts as you want. Actually, the more the better.
// A font type will be randomly selected for each character in the text code.
$img->addFont('./fonts/SFTransRoboticsExtended.ttf');
$img->addFont('./fonts/verdanab.ttf');
$img->addFont('./fonts/arial.ttf');
$img->addFont('./fonts/arialbd.ttf');

$image_width = 240;
$image_height = 75;
$font_size = 35;
$font_depth = 8; //this is the size of shadow behind the character creating the 3d effect.
//could not find a better name.
if($img->create($image_width, $image_height)){
	//The method call order:
	// fill() must be called first and render() last;
	//applyDots(), applayText, applayGrid may be optionaly called in any order
	// to acheive interesting results.


	//fill the background color.
	$img->fill();
	//Add dots to the background
	$img->applyDots();
	//Add the text.
	$img->applyText($text, $font_size, $font_depth);
	//Apply the Grid.
	$img->applyGrid();
	//Add more dots
	$img->applyDots();
	//Output the image.
	$img->render();
}


?>