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C/C++ Source or Header  |  1994-10-09  |  1.9 KB  |  65 lines
  1. // --- Enumerate the states of a board spot -------------------------------
  2. // --- I'm doing this instead of a 'enum' to save space
  3. enum  SpotStates {
  4.             SPOT_BLANK =   0,
  5.             SPOT_BLACK,
  6.             SPOT_WHITE
  7. };
  8.  
  9.  
  10. // --- Go.  Place a spot on a board ---------------------------------------
  11. struct  Go {
  12.    signed int  X;  // Negitive is significant.  It indicates a bounds break
  13.    signed int  Y;
  14.  
  15.  public:
  16.    void XIs( unsigned char   TheX ) { X = TheX; };
  17.    void YIs( unsigned char   TheY ) { Y = TheY; };
  18.  
  19.    unsigned char  XIs( void ) { return X; };
  20.    unsigned char  YIs( void ) { return Y; };
  21.  
  22. };
  23.  
  24.  
  25. // --- Playing board spot class -------------------------------------------
  26. struct  Spot  {
  27.  
  28.    SpotStates    State;
  29.  
  30.   public:
  31.  
  32.    // Reporters
  33.    BOOLEAN  IsSpotBlank( void ) { if(State==SPOT_BLANK)return(TRUE);
  34.                   else return( FALSE );         };
  35.    BOOLEAN  IsSpotBlack( void ) { if(State==SPOT_BLACK)return(TRUE);
  36.                   else return( FALSE );         };
  37.    BOOLEAN  IsSpotWhite( void ) { if(State==SPOT_WHITE)return(TRUE);
  38.                   else return( FALSE );         };
  39.    BOOLEAN  IsSpot( SpotStates  TheState ) {
  40.                   if(State==TheState)return(TRUE);
  41.                   else return( FALSE );         };
  42.    BOOLEAN  IsOther( SpotStates TheState ) {
  43.                   if((State==SPOT_WHITE)&&(TheState==SPOT_BLACK))
  44.                      return(TRUE);
  45.                   if((State==SPOT_BLACK)&&(TheState==SPOT_WHITE))
  46.                      return(TRUE);
  47.                   return( FALSE );
  48.                                     };
  49.    void       Is( SpotStates TheState ) { State = TheState; };
  50.    SpotStates Is( void ) { return State; };
  51.  
  52.    // Set
  53.    void     SpotIsBlack( void ) { State = SPOT_BLACK; };
  54.    void     SpotIsWhite( void ) { State = SPOT_WHITE; };
  55.    void     SpotIsBlank( void ) { State = SPOT_BLANK; };
  56.    void     SpotIs( SpotStates  TheState ) { State = TheState; };
  57.    void     FlipSpot(    void ) {
  58.                   if ( State == SPOT_BLACK ) State = SPOT_WHITE;
  59.                   else State =  SPOT_BLACK;
  60.                 };
  61.  
  62.  
  63. };
  64.  
  65.