Method

PangoOTRulesetmaybe_add_feature

since: 1.18

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.

Available since: 1.18

Parameters

table_type

Type: PangoOTTableType

The table type to add a feature to.

feature_tag

Type: PangoOTTag

The tag of the feature to add.

property_bit

Type: gulong

The property bit to use for this feature. Used to identify the glyphs that this feature should be applied to, or PANGO_OT_ALL_GLYPHS if it should be applied to all glyphs.

Return value

Type: gboolean

TRUE if the feature was found and added to ruleset, FALSE otherwise.