This flag enumeration specifies the typeface style of a font. The values of this enumeration may be logically OR’d together.

Values:

IG_ARTX_FONT_REGULAR	Specifies that the font weight is regular.
IG_ARTX_FONT_BOLD	Specifies that the font weight is bold.
IG_ARTX_FONT_ITALIC	Specifies an italic font typeface, which produces a noticeable slant to the vertical stems of the characters.
IG_ARTX_FONT_UNDERLINE	Specifies that a horizontal line is drawn underneath the baseline of the characters.
IG_ARTX_FONT_STRIKEOUT	Specifies that a horizontal line is drawn through the middle of the characters.