Re: Palatino patch for the current ConTeXt version

[Hans Hagen <pragma@wxs.nl>]

On 11/27/2013 9:16 PM, Jan Tosovsky wrote:
> On 2013-11-27 Hans Hagen wrote:
>> On 11/27/2013 12:40 AM, Jan Tosovsky wrote:
>>> On 2013-11-17 Hans Hagen wrote:
>>>> On 11/17/2013 12:23 PM, honyk wrote:
>>>>> Hello Everyone,
>>>>>
>>>>> I am trying to fix a Palatino small caps issue using the procedure
>>>>> explained here:
>>>>> http://wiki.contextgarden.net/Palatino_Linotype_under_MKIV
>>>>>
>>>>> That fix seems to be obsolete nowadays and returning errors.
>>>>>
>>>>
>>>> there are several ways to apply patches runtime, see *.lfg files
>>>> (and also fonts-mkiv.pdf)
>>>
>>> 1) I've created a sample LFG file
>>> 2) placed it into the folder where other LFG files are stored
>>> 3) removed pala.tma and pala.tmc files from the cache
>>> 4) triggered the generating
>>>
>>> My pala.lfg file seems to be ignored:
>>>
>>> return {
>>>       name = "pala",
>>>       comment = "Switching the small capped 'i' to a dotless variant
>>>                  in Palatino Linotype.",
>>>           remapping = {
>>>           tounicode = true,
>>>           unicodes = {
>>>               ["i.sc"] = 983201,
>>>           },
>>>       },
>>> }
>>
>> you have to load them ... see fonts-mkiv.pdf
>
> Thanks, I got it. Two next steps are required and one turned out as
> redundant.
>
> 1) Create a sample LFG file
> 2) Place it into the folder where other LFG files are stored
> 3) NEW! Execute 'mtxrun --generate' command to include newly added LFG file
> into a file database
> 4) NEW! Specify a new font feature referencing to this goodie:
> \definefontfeature[dotlessi][mode=base,goodies=pala,unicoding=yes]
> \definefontfamily[mainface][rm][Palatino
> Linotype][features={default,quality,dotlessi}]
> 5) Trigger the generating
>
> It does something, but not what I need :-)
>
> My MWE:
> \definefontfeature[dotlessi][mode=base,goodies=pala,unicoding=yes]
> \definefontfamily[palatino][rm][Palatino
> Linotype][features={default,quality,dotlessi}]
> \setupbodyfont[palatino]
> \starttext
> Athenians \sc{Athenians}
> \stoptext
>
> This LFG core settings:
> unicodes = {
>     ["a.sc"] = 97,     (1)
>     ["b.sc"] = 983261, (2)
> },
>
> (1) replaces all small 'a' into small caps variants - just for testing
> purposes
> (2) doesn't replace small caps 'i' to small caps 'b', but when small caps
> text is selected, b is copied into the clipboard - so some replacement is
> performed, but incomplete.
>
> Maybe other tables need to be tweaked as well...
> Has anybody any experience with this?

this mechanism assumes that the shapes match the one that unicode 
expects so the (default) tounicode is used ... originally this features 
was meant for fonts with a faulty mapping (some dingbat fonts have that)

Hans




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