Just remember that Adobe no longer supports the "multiple signature appearance 
layer" model.  You want to create a single XObject with the appearance.

Leonard

-----Original Message-----
From: djdjdj [mailto:d...@donaldlaing.com] 
Sent: Thursday, June 03, 2010 8:33 AM
To: itext-questions@lists.sourceforge.net
Subject: Re: [iText-questions] ItextSharp Digital Signature Image question


Mkl,

Thanks for the reply, at least I know I'm not crazy now.

Ok, so, I think I'm following what you are saying and I tried to do some
sample manipulation with layer2.

sap.GetLayer(2).AddImage(watermark);

The problem that I've seen is that when you start manipulating the layer
appearance manually such as in the code above.  An image is added, formatted
and placed correctly, however the remainder of the digital signature object
(such as text, signing date/time etc.) is now removed or hidden leaving only
the image on the digital signature layer and nothing else.  However, if I
look at the digital signature signing information it contains all of the
information of the signer.  So, it appears manipulating or adding an image
to that layer changes the whole layer doing it that way.

Does the entire appearance have to be rebuilt from scratch at that point? 
Seems pretty silly since, atleast from a code standpoint, methods dealing
with resizing are accessible from sap.Image the same as if you are declaring
a new itextsharp.text Image object.

Thanks ahead of time for the guidance/help.
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