/home/ug/devel/kombilo-py-dev/kombilo/libkombilo/abstractboard.h

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#ifndef _ABSTRACTBOARD_H_
#define _ABSTRACTBOARD_H_

#include <vector>
#include <utility>
#include <stack>
#include <iostream>

class BoardError {
 public:
  BoardError();
};

typedef std::pair<int,int> p_cc;


const char AB = 'x';
const char AW = 'y';
const char AEB = 'z'; // remove a black stone
const char AEW = 'Z'; // remove a white stone



class MoveNC {
  public:
    char x;
    char y;
    char color;

    MoveNC();
    MoveNC(char X, char Y, char COLOR);
    MoveNC(const MoveNC& MNC);
    bool operator==(const MoveNC& mnc) const;
};

class Move : public MoveNC {
  public:
    Move();
    Move(char xx, char yy, char cc);
    Move(char xx, char yy, char cc, std::vector<p_cc > cap);
    Move(const Move& m);
    ~Move();
    Move& operator=(const Move& m);

    std::vector<p_cc >* captures;
};


class abstractBoard {
  public:
    int boardsize;
    std::vector<Move> undostack;

    abstractBoard(int bs = 19) throw(BoardError);
    abstractBoard(const abstractBoard& ab);
    ~abstractBoard();
    abstractBoard& operator=(const abstractBoard& ab);

    void clear(); 
    int play(int x, int y, const char* color) throw(BoardError);
    void undo(int n=1); 
    void remove(int x, int y, bool removeFromUndostack);
    char getStatus(int x, int y);
    void setStatus(int x, int y, char val);


    int len_cap_last() throw(BoardError);
    void undostack_append_pass();
    p_cc undostack_top_pos();
    char undostack_top_color();
    std::vector<p_cc > undostack_top_captures();
    void undostack_push(Move& m);
    void undostack_pop();
    // abstractBoard& copy(const abstractBoard& ab);

  private:
    char* status;
    int* neighbors(int x, int y);
    std::vector<p_cc >* legal(int x, int y, char color);
    std::vector<p_cc >* hasNoLibExcP(int x1, int y1, int exc=-1);
    char invert(char);
};

#endif