pangoLayoutGetUnknownGlyphsCount: pangoLayoutGetUnknownGlyphsCount
Description
Counts the number unknown glyphs in layout. That is, zero if
glyphs for all characters in the layout text were found, or more
than zero otherwise.Usage
pangoLayoutGetUnknownGlyphsCount(object)
Details
This function can be used to determine if there are any fonts
available to render all characters in a certain string, or when
used in combination with PANGO_ATTR_FALLBACK, to check if a
certain font supports all the characters in the string.
Since 1.16