header("Content-type: image/gif");
$height = 100;
$width = 200;
$fontsize = 50;
if ( ! isset ( $text ) )
$text = "www.rntsoft.com";
$image = imagecreate( $width, $height );
$red = imagecolorallocate($image, 255,0,0);
$blue = imagecolorallocate($image, 0,0,255 );
$font = "ARIALBD.TTF";
$textwidth = $width;
$textheight;
while ( 1 ){
$box = imageTTFbbox( $fontsize, 0, $font, $text );
$textwidth = abs( $box[2] );
$textbodyheight = ( abs($box[7]) )-2;
if ( $textwidth < $width - 20 )
break;
$fontsize--;
}
$gifXcenter = (int) ( $width/2 );
$gifYcenter = (int) ( $height/2 );
imageTTFtext($image, $fontsize, 0,(int) ($gifXcenter-($textwidth/2)),(int)($gifYcenter+(($textbodyheight)/2) ),
$blue, $font, $text );
imagegif($image);
?>