Why wouldn't you tun off the liga feature in that case?
Rolf Eduardo Castiñeyra schreef op 2013-10-09 10:32: > Is there any way to avoid that? Despite ff being a single glyph, it > represents two clusters, imagine I want to animate the tracking of a word, it > would look like this > > e ff i c i e n t > > Although glyph-wise it would be correct, it would be very hard to convince > any customer about that. > > In some cases it would be nice to force the shaper to output at least one > glyph per cluster. > > Does it also depend on the language? If one script have one ligature it > doesn't mean every language makes use of it. > > Regards! > > Sent from a mobile device > > On 09/10/2013, at 06:23, Khaled Hosny <[email protected]> wrote: > On Wed, Oct 09, 2013 at 01:39:17AM +0200, Oliver Meier wrote: Hello I > recently started playing with harfbuzz and encountered a strange problem. I > don't know what I'm doing wrong, but somehow multiple f's shaped for serif > fonts like DejaVuSerif or FreeSerif get grouped in pairs or so.. > hb_buffer_set_direction( hb_buffer, HB_DIRECTION_LTR ); hb_buffer_set_script( > hb_buffer, HB_SCRIPT_LATIN ); hb_buffer_set_language( hb_buffer, > hb_language_from_string("en", strlen("en")) ); hb_buffer_add_utf8( hb_buffer, > "ffff", strlen("ffff"), 0, strlen("ffff") ); hb_shape( hb_ft_font, hb_buffer, > NULL, 0 ); hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(hb_buffer, > &glyph_count); At this point glyph_count=2 instead of 4. In the kerning i see > that f's are indeed "grouped". Can someone point me in the right direction, > or is this a bug? > https://en.wikipedia.org/wiki/Typographic_ligature#Latin_alphabet [1] BTW, if > you have any code that assumes the number of output glyphs will be equal t! o the number of input characters, it is wrong. Regards, Khaled _______________________________________________ HarfBuzz mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/harfbuzz [2] _______________________________________________ HarfBuzz mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/harfbuzz [2] Links: ------ [1] https://en.wikipedia.org/wiki/Typographic_ligature#Latin_alphabet [2] http://lists.freedesktop.org/mailman/listinfo/harfbuzz
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