new (?font:String, ?size:Int, ?color:Int, ?bold:Bool, ?italic:Bool, ?underline:Bool, ?url:String, ?target:String, ?align:TextFormatAlign, ?leftMargin:Int, ?rightMargin:Int, ?indent:Int, ?leading:Int)
align:TextFormatAlign
blockIndent:Null<Int>
bold:Null<Bool>
bullet:Null<Bool>
color:Null<Int>
font:String
indent:Null<Int>
italic:Null<Bool>
kerning:Null<Bool>
leading:Null<Int>
leftMargin:Null<Int>
letterSpacing:Null<Float>
rightMargin:Null<Int>
size:Null<Int>
tabStops:Array<Int>
target:String
underline:Null<Bool>
url:String
clone ():TextFormat