format  void SPR_2SysClip (Sint32 drawPrty, XyInt * xy)
 Input  drawPrty: Command drawing priority number
  xy: Lower right coordinates
 Output  None
 Function value  None
 Function  Sets the system clipping area. 

  format  void SPR_2UserClip (Sint32 drawPrty, XyInt xy [2])
 Input  drawPrty: Command drawing priority number
  xy [0]: Upper left coordinates
  xy [1]: Lower right coordinates
 Output  None
 Function value  None
 Function  Sets the user clipping area. 

  format  void SPR_2Line (Sint32 drawPrty, Uint16 drowMode, Uint16 color,
  (XyInt xy [2], Uint16 gourTblNo)
 Input  drawPrty: Command drawing priority number
:  drowMode: Drawing mode (same as drawing mode word)
 Color  color: Color mode or lookup table number
  xy [2]: 2 lines
 GourTblNo: Glow shading table number
:  NO_GOUR (= 0xffff) = No glow shading table specified
 Output  None
 Function value  None
 Function Draw a line .