[Gambas-user] R: Fitting RichtText into several limited areas

[Fabien Bodard]

Hoops an insidious bug .

2015-12-05 10:19 GMT+01:00 Fabien Bodard <gambas.fr at ...626...>:
> So this is my two cents. It's not optimized i should do better if i've
> time. I will use something like this in a near time for reportLabels.
>
> Regards
> --
> Fabien Bodard
>
> 2015-12-04 13:04 GMT+01:00 Rolf-Werner Eilert <eilert-sprachen at ...221...>:
>> I don't think so, because it describes the wideth of a single line of
>> richtext.
>>
>> Paint.Richtext or Paint.DrawRichtext accept a Height for the textframe,
>> but it is practically unused. The function goes on drawing beyond this
>> point. This is where you would have to start helping.
>>
>> Let's see what would be necessary to do what I was looking for,
>> something pseudo code:
>>
>> frameLength = 70 'mm
>>
>> sRtext = File.Load("myrichtext")
>>
>> If Paint.RichTextHeight(sRtext) > frameLength Then
>>
>>      'if it stopped drawing at 70 mm
>>      Paint.DrawRichText(sRtext, x1, y1, width, frameLength)
>>    Paint.DrawRichText(RSTring.Mid(sRtext, RichTextLength(sRtext,
>> frameLength) + 1, x2, y2, W, frameLength)
>>
>>      'like it is now, not stopping, with special cutting function
>>      Paint.DrawRichText(RString.Left(sRtext, RichTextLength(sRtext,
>> frameLength)), x1, y1, W, frameLength)
>>      Paint.DrawRichText(RString.Mid(sRtext, RichTextLength(sRtext,
>> frameLength) + 1, x2, y2, W, frameLength)
>>
>> Else
>>
>>      Paint.DrawRichText(sRtext, x1, y1, width, frameLength)
>>
>> Endif
>>
>>
>> So, this is just phantasy, but does it make it clearer? A class RString
>> would be needed, and a function that finds the position of the last
>> printable character in a RichText of given width. But I know, catenating
>> of these tagged strings would mean interpreting them, it's rather tricky...
>>
>> Regards
>> Rolf
>>
>>
>> Am 04.12.2015 12:05, schrieb Ru Vuott:
>>> Hello,
>>>
>>> ...could .Font.RichTextWidth() function help you ?
>>>
>>> vuott
>>>
>>>
>>>
>>> --------------------------------------------
>>> Ven 4/12/15, Rolf-Werner Eilert <eilert-sprachen at ...221...> ha scritto:
>>>
>>>   Oggetto: [Gambas-user] Fitting RichtText into several limited areas
>>>   A: "mailing list for gambas users" <gambas-user at lists.sourceforge.net>
>>>   Data: Venerdì 4 dicembre 2015, 10:01
>>>
>>>   Can I somehow predict where a
>>>   RichText will be too long for a box of
>>>   text on a page, then cut it there, and let the rest flow
>>>   into another box?
>>>
>>>   You all know this from DTP programs: you have several text
>>>   frames, and
>>>   text is running on from one frame into the next if too
>>>   long.
>>>
>>>   I guess this isn't possible because there seems to be no
>>>   intelligent
>>>   helper function that can handle RichText strings like e. g.
>>>   UTF-8
>>>   strings are handled in contrary to ASCII strings. As far as
>>>   I can see,
>>>   RichText is simply a UTF-8 string containing a lot of XML
>>>   tags. A
>>>   special Left, Mid or Right function would have to
>>>   reconstruct these tags
>>>   for the other part of the string to keep the tags
>>>   functionable.
>>>
>>>   A workaround would be to extract the pure text and store the
>>>   tagged
>>>   values somewhere else until the text has been cut apart. But
>>>   it would
>>>   make the whole automatic in RichText senseless.
>>>
>>>   But maybe I just didn't find this functionality?
>>>
>>>   Regards
>>>   Rolf
>>>
>>>
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>>
>>
>> ------------------------------------------------------------------------------
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>> Use one codebase in this all-in-one HTML5 development environment.
>> Design, debug & build mobile apps & 2D/3D high-impact games for multiple OSs.
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>
>
>
> --
> Fabien Bodard



-- 
Fabien Bodard
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