AddImage() doesnt allow adding a display object that is created on the fly.

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Create a VBOX on the fly and add a button/textbox  to it.
2. Now add the new vbox to addImage() method
3.

ArgumentError: Error #2015: Invalid BitmapData.
    at flash.display::BitmapData/ctor()
    at flash.display::BitmapData()

What is the expected output? What do you see instead?
It is expected to  add the VBOX to the PDF page and save the file to local 
directory.

What version of the product are you using? On what operating system?
AlivePDF 0.1.5 RC

Please provide any additional information below.

Please find code that generates the error.

 private function CreatePDF():void {
                generateMapSnapshot();
                // print is a canvas object that has various objects and that is generated by the above method
                var vBox:VBox = new VBox()
                vBox.addChild(print);  

                var pdf:PDF = new PDF(Orientation.LANDSCAPE, Unit.MM, Size.A4);
                pdf.setDisplayMode(Display.FULL_PAGE,Layout.SINGLE_PAGE);
                var n:Page = new Page(Orientation.LANDSCAPE,Unit.MM,Size.A4);
                pdf.addPage(n);
                pdf.addImage(vBox,new Resize( Mode.FIT_TO_PAGE, Position.CENTERED),0,0,0,0,0,1,true,ImageFormat.JPG,100);
                fr.save(pdf.save(Method.LOCAL),"test.pdf");

            }

Original issue reported on code.google.com by nagvam...@gmail.com on 21 Oct 2010 at 7:47