HP PCL/PJL reference (PCL 5 Printer Language) - Technical Reference Manual Part II

EN FP, Fill Polygon 21-33
Figure 21-20
Table 21-18
Related Commands Group
EA, Edge Rectangle Absolute The Polygon Group
ER, Edge Rectangle Relative
EW, Edge Wedge
PM, Polygon Mode
RA, Fill Rectangle Absolute
RR, Fill Rectangle Relative
WG, Fill Wedge
FT, Fill Type The Line and Fill Attributes Group
LA, Line Attributes
LT, Line Type
PW, Pen Width