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Re: enriched image information in pasteboard in Graphos


From: Wolfgang Lux
Subject: Re: enriched image information in pasteboard in Graphos
Date: Thu, 26 Feb 2015 22:16:38 +0100

Hi Riccardo,

> I am in the need of copying an image in Graphos through the copy/paste 
> mechanism.
> 
> Objects in graphos get copied with a specific pasteboard type as plist,. The 
> same plist is also used to save to a file.
> 
> The plist contains objects where you have e.g. positions and sizes. The 
> properties are "serialized" manually, so a NSPoint is actually split in x, y 
> in a human readable form.
> 
> If I want to copy an image, I need to provide both the data (e.g. 
> TIFFRepresentation as NSData) but also the accessory information I need.
> How can I put NSData in a property list? can I serialize it in a clever way? 
> I suppos some kind of 7bit encoding needs to happen, a bit like hex64 for 
> mail attachments.

GNUstep's (and NeXTstep's) property lists have always supported NSData objects. 
So there is no need to serialize them first. Unless I am missing something?

Wolfgang




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