public static function createText($text, $font, $size, $color, $bg, $adjx = 0, $adjy = 0)
{
$c = self::ttfBox($text, $font, $size);
$width = $c['tr_x'] - $c['tl_x'];
$height = $c['bl_y'] - $c['tl_y'];
$gd = new GDImage($width, $height, $bg);
$gd->write($text, $font, $size, $color, $height - $c['bl_y'] + $adjy, 0 - $c['bl_x'] + $adjx);
return $gd;
}