Constructor
new (?thickness:Float, ?pixelHinting:Bool, ?scaleMode:LineScaleMode, ?caps:CapsStyle, ?joints:JointStyle, ?miterLimit:Float, ?fill:IGraphicsFill)
new (?thickness:Float, ?pixelHinting:Bool, ?scaleMode:LineScaleMode, ?caps:CapsStyle, ?joints:JointStyle, ?miterLimit:Float, ?fill:IGraphicsFill)