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C/C++ Source or Header  |  1991-07-18  |  615b  |  34 lines
  1. /* 
  2.  *    FIG : Facility for Interactive Generation of figures
  3.  *
  4.  *    Copyright (c) 1985 by Supoj Sutanthavibul (supoj@sally.UTEXAS.EDU)
  5.  *      November 1985.
  6.  *
  7.  *    %W%    %G%
  8. */
  9.  
  10. #ifndef    X11
  11.  
  12. #ifdef AMIGA
  13. #define                 INV_PAINT  1
  14. #define                 MERGE        2
  15. #define                 PAINT        3
  16. #define                 ERASE        4
  17. #else
  18. #define                 INV_PAINT    (PIX_SRC ^ PIX_DST)
  19. #define                 MERGE        PIX_SRC|PIX_DST
  20. #define                 PAINT        PIX_SRC
  21. #define                 ERASE        PIX_NOT(PIX_SRC)
  22. #endif
  23. #else
  24.  
  25. #define                 INV_PAINT    GXxor
  26. #define                 MERGE        GXor
  27. #define                 PAINT        GXcopy
  28. #define                 ERASE        GXcopyInverted
  29.  
  30. #endif    X11
  31.  
  32. #define                 DRAW        1
  33. #define                 UNDRAW        0
  34.