[Therion] Need metapost wizard: new text label

[Wookey]

On 2020-02-26 23:47 +0100, Benedikt Hallinger wrote:
> Hello,
> meanwhile i tried to play more with this.
> I'm nearly there, however i still have no clue how to read out the text
> attribute i attached to the symbol in the th2. "txt := ATTR__text;" throws
> metapost out the window.

One underscore, not two.
Here is an example that works:
https://therion.speleo.sk/wiki/metapost#customisable_area_blocks_with_different_number_of_sides

I'm no expert, so there may be some other issue, but that's the thing I noticed.


Wookey
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