> On Nov 7, 2015, at 4:46 PM, Paul Dupuis <p...@researchware.com> wrote:
> 
> On 11/7/2015 1:46 PM, Paul Hibbert wrote:
>> Yes this is the expected behaviour. Export snapshot from rect is not be able 
>> to take a snapshot of something "off-screen” because it’s not rendered by 
>> the display.
>> 
>> Export snapshot from rect uses the device's display output to render the 
>> image, but if you use Export snapshot of an object (stack, card, group 
>> etc.), then the LC engine renders the image, so you can take a snapshot of a 
>> stack that is off-screen this way. I hope that makes sense!
> 
> Thank you.
> 
> My problem is that I am using a custom external that places content
> generated by the external in to the stack window (via the windowID of
> the stack that I pass to the external). If I do export snapshot of stack
> xxx, the content placed in the stack window by the external is not
> recognized and included in the resulting image.
> 
> We may have to have the external modified to return an optional image
> that we can place on a stack for printing.

That does sound like a more complex problem. Modifying the external sounds like 
the best option, unless anybody else has any tricks.

Paul
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