Parameters
- familyName
- The name of font family.
- size
- The font size specified in unit.
- bold
- A value indicating whether the font is bold.
- italic
- A value indicating whether the font has the italic style applied.
- strikeout
- A value indicating whether the font specifies a horizontal line through the font.
- underline
- A value indicating whether the font is underlined.
- unit
- Unit of measure for font size.