| Value | Meaning | 
|---|---|
| None0 | The character is not representable with the font. | 
| Fallback1 | The character is represented in a way that may be comprehensible but is not the correct graphical form. For instance, a Hangul character represented as a a sequence of Jamos, or a Latin transliteration of a Cyrillic word. | 
| Approximate2 | The character is represented as basically the correct graphical form, but with a stylistic variant inappropriate for the current script. | 
| Exact3 | The character is represented as the correct graphical form. | 
pango.types.CoverageLevel is used to indicate how well a font can represent a particular Unicode character for a particular script.
Since 1.44, only pango.types.CoverageLevel.None and pango.types.CoverageLevel.Exact will be returned.