Find Scroll position of a chunk within a line that is wrapped

Scott Rossi scott at tactilemedia.com
Tue Nov 18 14:04:00 EST 2014


If I understand what you¹re asking, I believe you can use the
formattedRect for this.

Regards,

Scott Rossi
Creative Director
Tactile Media, UX/UI Design




On 11/18/14, 10:23 AM, "Michael Doub" <mikedoub at gmail.com> wrote:

>A related question to positioning a line within a field, is positioning
>a chunk within a line that is wrapped.   I am stumped on this one and it
>may need engine support.   I don't know how to figure out the scroll
>value of something in the middle of a wrapped line.   In the thread
>discussing scroll positioning within a wrapped field we see how to find
>the top.   I figured out how to get the bottom using James Hales
>approach. (code in the forum and MasterLibrary)
>
>Does anyone see a way to calculate the scroll position of a chunk within
>a line that is wrapped?
>
>Regards
>   Mike
>
>
>
>On 11/18/14 1:01 PM, Richard Gaskin wrote:
>> Michael Doub wrote:
>>
>> > I don't think the solution works because of a bug in livecode where
>> > spacebefore and spaceafter are not taken into account.
>>
>> Thanks - I wasn't aware of that bug, but was able to find it:
>> <http://quality.runrev.com/show_bug.cgi?id=11688>
>>
>> Hopefully it'll get addressed for 6.7.1 and 7.0.1, since it's needed
>> for a wide range of tasks relating to text metrics.
>>
>
>
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