Hello Wei - thanks for your vote for this feature request !

On 11/06/2012 16:45, Wei Jen wrote:
> This is excetly what we are looking for in our project as well.  User 
> has been asking for the print feature, so they can have the hard copy 
> with them.  Looking forward for it, so if possible, can you let us 
> know the time table for getting this feature?
Timetabling features is particularly difficult at the moment since I'm 
way behind schedule for the current release - which has involved some 
fairly extensive re-engineering of the internal API and rendering code.

If your users really want print capability right now, I'd recommend you 
provide a link that opens the same data in the application (see this 
post for an explanation - 
http://www.jalview.org/pipermail/jalview-discuss/2008-May/000062.html).

Unfortunately, there's no straightforward way to send a snapshot of the 
applet to the application - yet - we need to extend the servlet to 
support POSTing of data so it can be staged at temporary URLs ready for 
download by the application (the servlet currently translates the applet 
file, tree, colourscheme, annotation and features file input parameters 
to application command line arguments directly). If your server already 
provides a way of stashing uploaded data as URLs then you might be able 
to implement the staging yourself - by using the existing jalviewLite 
api calls to retrieve the current alignment, annotation and visible 
features, stash them at temporary URLs, and post those URLs to the 
launchApplication servlet.

There's a reasonable chance that PNG export javascript methods will be 
added to the API in the next release, but implementing these methods 
isn't completely straightforward since I'd need to refactor the existing 
export code from the application into a shared package. That particular 
refactoring task *is* in the Jalview 2.8.x roadmap, but I've already hit 
a few unexpected bumps along the way :)  That being said, I'd be very 
happy to merge in patches if anyone would like to have a go at this !

Jim.

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