<?

function create($fr,$fg,$fb, ## fore
		$br,$bg,$bb, ## back
		$text=NULL,
		$text_size_start=NULL,
		$font=NULL,
		$scale=NULL
		)
		{
		$done=false;
		$fsize=1;
		while (!$done)
		{
			if ($scale) $text_size=$text_size_start*$scale;
			else
			{
				$previous=$text_size;
				$fsize=$fsize+0.2;
				$text_size=$text_size_start*$fsize;
			}
			$size = imagettfbbox($text_size, 0, $font, $text);
			$sizex =   $size[2] - $size[0];
			$sizey =   $size[3] - $size[5];
				
					## create an image with size,fore,back ground color
			$img=imagecreate($sizex,$sizey);
			$bk=ImageColorAllocate($img,$br,$bg,$bb);
			$fore=ImageColorAllocate($img,$fr,$fg,$fb);
			imagecolortransparent($img,$bk);
			$angle=0;
			if ($text) imagettftext($img, $text_size,$angle, -$size[0], -$size[5], $fore, $font, $text);
			/* if scale is set we return img and exit */
			if ($scale) return $img;

			if ((imagesx($img)<570) && (imagesy($img)<30))
				{
				# we can try more
				imagedestroy($img);
				}
				else
				{
				imagedestroy($img);
				$img=imagecreate($sizex,$sizey);
				$bk=ImageColorAllocate($img,$br,$bg,$bb);
				$fore=ImageColorAllocate($img,$fr,$fg,$fb);

				$done=true;
				$text_size=$previous;
				imagettftext($img, $text_size,$angle, -$size[0], -$size[5], $fore, $font, $text);
				return $img;
				}
		#	if ($fsize>2) $done=true;
		}
		return $img;
		}
$size=$_REQUEST['size'];
$custom=$_REQUEST['custom'];


$invert=$_REQUEST['invert'];

	
if (!$size) $size=5;
$output = (float)shell_exec('python moon2.py');
$output=round($output*100,1);
$output=$custom." ".$output."%";


$font="/home/sites/astro.xchris.net/htdocs/moonphase/georgiab.ttf";
if (!$invert)
	{
	$agenzia=$name=create(0,0,0,255,255,255,$output,$size,$font,3);
	}
	else
	{
	$agenzia=$name=create(255,255,255,0,0,0,$output,$size,$font,3);
	}


ob_start();
//imagejpeg($name,'',99);
imagegif($agenzia);
header("Pragma: public");
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
header('Content-type: image/gif');
header("Content-disposition: inline; filename=moon.gif");
// header("Content-disposition: attachment; filename=badge.jpg");
header("Content-Length: " . ob_get_length());
ob_end_flush();
imagedestroy($badge);

?>