Re: question about spacing around nested display flow object

[Thomas Corte <thomas@xxxxxxxxxxxxxxxxxx>]

On Sat, 17 Oct 1998, Sebastian Rahtz wrote:

> Given this input:
> 
>   <para>Text2 outside any Block, followed by double blocksep</para>
>   <Block>
>     <Block>
>       <para>Text in Block in Block</para>
>     </Block>
>   </Block>
> 
> and this DSSSL:
> 
> (element BLOCK
>   (make display-group
>     start-indent: 10pt
>     space-before: 30pt
>     space-after: 30pt
>     (process-children)))
> 
> How do I proceed? how much space is there above and below 
> "Text in Block in Block"? 30pt or 60pt? I am currently producing 60pt
> in TeX, but James' RTF backend is producing 30pt. If he is right, why?
> 

Section 12.5.4.1 of the DSSSL spec contains some information of
the proposed handling of adjacent display spaces. If one considers
the display spaces of the nested blocks as "adjacent", I think it
should be 30pt here.

> 
> PS Who sent me this example? I have lost your name, whoever you
> are.....sorry!

I sent it. I also intended to send another example instance for
missing element labels (in conjunction with processing-modes), but
didn't find the time to construct one yet. Coming soon...

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