[Therion] Height numbers in square boxes

[Martin Sluka]

As I know, these labels are underlayed by map-fg colour. The construction of such label is a bit complicated. 

Martin Budaj is responsible for this part of Therion. 

Passage height symbol is generated in the same way so maybe contact its author. 

Martin S. 

Odesláno z iPhonu

20. 9. 2018 v 23:16, Andrew Atkinson via Therion <therion at speleo.sk>:

> Yes the Missouri set would be even better.
> 
>> A common convention around Missouri cave mapping is to indicate the
>> height
>> change of a floor step by enclosing the value in a square box.  This is
>> not
>> the same as ceiling height which is enclosed in a circle or oval
> 
> The therion book indicates that height can be added to pit or wall:pit
> p29
> "height <value> ▷ height of pit or wall:pit; available in METAPOST as a
> numeric variable ATTR__height."
> 
> I guess that would also make sense for a floor-step, however if you try
> it you get the error
> -height not valid with type floor-step
> When you use an altitude on a wall it adds a label but does not seem to
> with pits maybe the same should happen with steps and pits, currently I
> have no idea what happens to the height attribute on a pit. Looking at
> data.mp the l_floorstep does have a ATTR__height and it is set to -1!
> 
> Yes I'm having similar problems to you defining a box, my skills are
> generally limited to copying existing definitions and adjusting them
> slightly. My guess is that it is not a metapost, it is tex as it is a
> label, in tex you can put a box round text  with
> 
> \fbox{4}
> 
> but how or if you can use that in therion I do not know.
> 
> It is a problem that is interesting me, as I think it is something that
> I might want to use.
> 
> Andrew
> 
> 
> 
>> On 20/09/18 13:09, Martin Sluka via Therion wrote:
>> Please contact Martin Budaj. 
>> 
>> Odesláno z iPhonu
>> 
>> 20. 9. 2018 v 13:32, Bill Gee via Therion <therion at speleo.sk>:
>> 
>>> Hi Martin -
>>> 
>>> Now that is an interesting idea!  Most of the symbols used in Missouri are 
>>> UIS, so that would serve as the starting point.
>>> 
>>> Is there any documentation on how to create an entire symbol set?
>>> 
>>> And my original question is still there ...  How can I create a symbol that 
>>> puts a number inside a square box?
>>> 
>>> -- 
>>> Bill Gee
>>> 
>>> 
>>> 
>>> On Thursday, September 20, 2018 12:37:42 AM CDT Martin Sluka via Therion 
>>> wrote:
>>>> The correct way could be to define “Missoury symbol set” as one of defaults
>>>> for Therion.
>>>> 
>>>> It should be more simple than user symbol, because it will work with
>>>> contents menus.
>>>> 
>>>> Martin S.
>>>> 
>>>> Odesláno z iPhonu
>>>> 
>>>> 20. 9. 2018 v 1:05, Bill Gee via Therion <therion at speleo.sk>:
>>>>> Hi Andrew -
>>>>> 
>>>>> I have defined several of my own symbols such as a pendant and popcorn
>>>>> with
>>>>> hollow circles.  I could easily define a custom point that would display a
>>>>> square box.
>>>>> 
>>>>> But then how to get the value displayed inside the box?  And how to make
>>>>> the box scale according to the number of digits it contains?  And will
>>>>> Therion do unit conversions like it does for the passage-height object? 
>>>>> That's why I was looking for the existing code.  If I can find it, then
>>>>> it is probably pretty easy to modify.
>>>>> 
>>>>>> Yes that is probably possible, however, using a defined symbol for
>>>>>> something else is probably not the right answer. Therion allows you to
>>>>>> define your own points.
>>>>>> 
>>>>>>> From the wiki
>>>>>> 
>>>>>> point u:xxxx where xxxx is the name of a user defined symbol that you
>>>>>> have
>>>>>> defined or referenced in a layout.
>>>>>> 
>>>>>> The actual definition seems to be beyond me at the moment, let me sleep
>>>>>> on
>>>>>> it, but hopefully a more skillful person will have the answer.
>>>>>> 
>>>>>> Andrew
>>>>>> 
>>>>>>> On Wed, 19 Sep 2018, 22:28 Bill Gee via Therion, <therion at speleo.sk>
>>>>>>> wrote:
>>>>>>> Hello everyone -
>>>>>>> 
>>>>>>> A common convention around Missouri cave mapping is to indicate the
>>>>>>> height
>>>>>>> change of a floor step by enclosing the value in a square box.  This is
>>>>>>> not
>>>>>>> the same as ceiling height which is enclosed in a circle or oval.
>>>>>>> 
>>>>>>> I have been using the object "point height" for this.  It works except
>>>>>>> there
>>>>>>> is nothing around the value.  It just hangs out in space, so to speak.
>>>>>>> 
>>>>>>> I used the "-d" option to dump all the MetaPost and TeX code.  I find no
>>>>>>> references in any of the files to objects of type height or
>>>>>>> passage-height,
>>>>>>> which implies that these two objects are not generated by MetaPost.
>>>>>>> 
>>>>>>> Is it possible to redefine the "point height" symbol so it draws a
>>>>>>> square
>>>>>>> box
>>>>>>> around the value?
>>>>>>> 
>>>>>>> Thanks!
>>>>>>> --
>>>>>>> Bill Gee
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> 
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>>>>>>> Therion at speleo.sk
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