CIGAL Reference Manual, Chapter 6 (RealTime): r_font
usage: r_font opflg eflag ltime TextSize TextFace TextMode
R_FONT is a REALTIME operator. It specifies the size (TEXTSIZE), style (TEXTFACE), and transfer mode (TEXTMODE) for the active display font. TEXTSIZE is specified in pixel units. TEXTFACE is a font code, which is dependent on the screen hardware available; the following values will generally be recognized:
0 - system font 1 - ?? TEXTMODE is a flag with the following meaning: 0 - replace screen pixels with font pixels ? - AND screen pixels with font pixels ? - OR screen pixels with font pixels ? - XOR screen pixels with font pixels
See Also:
CIGAL Home,
CIGAL Manual,
RealTime List,
Manual Help