Method
PangoOT.Ruleset.maybe_add_feature
Declaration [src]
gboolean
pango_ot_ruleset_maybe_add_feature (
  PangoOTRuleset* ruleset,
  PangoOTTableType table_type,
  PangoOTTag feature_tag,
  gulong property_bit
)
Description [src]
This is a convenience function that first tries to find the feature
using pango_ot_info_find_feature() and the ruleset script and language
passed to pango_ot_ruleset_new_for(),
and if the feature is found, adds it to the ruleset.
If ruleset was not created using pango_ot_ruleset_new_for(), this function
does nothing.
Parameters
| table_type | PangoOTTableType | 
| the table type to add a feature to. | |
| feature_tag | PangoOTTag | 
| the tag of the feature to add. | |
| property_bit | gulong | 
| the property bit to use for this feature. Used to identify
               the glyphs that this feature should be applied to, or
                |