"Raymond E. Griffith" wrote:
>
> Just a question about what ought to be a simple thing, but I seem to be
> missing the obvious.
>
> I am working with a field. I would like to make the font size resizable for
> the user's visual comfort.
>
> Certain functions related to data selection and input require the textHeight
> of the field.
>
> I created a field and tried to get the textHeight. The textHeight returned
> empty. I checked the font information. The information was empty -- which
> means that the text settings should be the same as the text settings for
> MetaCard (Helvetica 14).
>
> When I set the font information to something other than the default
> settings, (say, size = 13) I get the information (textheight = 17) . Setting
> the font information back to the default settings (Helvetica 14), the
> textheight returns empty.
>
> I then repeated the experiment with the textfont. Same results.
>
> Ok, then. It seems that for any field that has the default text
> characteristics (whether set at MetaCard's level, the stack's level, or the
> card's level), querying for those characteristics returns empty. Is there
> any easy way to obtain those characteristics via script?
>
> Or, as is so often the case, am I missing the obvious?
>
> Thanks,
>
Please pardon the terse response - gotta go.
Things to be aware of:
- text properties of the field vs. text props of the selectedText
- the effective textHeight vs. the textHeight (same for other text
props)
- the fixedLineHeight of the field
FWIW - explore!
Phil
> Raymond
>
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--
Phil Davis
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