src/variants/shogi/king.cpp

   1 /*
   2   Copyright (c) 2007 Paolo Capriotti <p.capriotti@gmail.com>
   3             (c) 2007 Maurizio Monge <maurizio.monge@kdemail.net>
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9 */
  10
  11 #include "king.h"
  12 #include <core/move.h>
  13
  14 namespace Shogi {
  15
  16 King::King() { }
  17
  18 QString King::name() const { return "king"; }
  19
  20 bool King::canMove(const Piece& piece, const Piece&,
  21                    Move& move, const IState* state) const {
  22   if (abs(move.delta().x) <= 1 && abs(move.delta().y) <= 1) return true;
  23   return false;
  24 }
  25
  26 int King::index() const { return 10000; }
  27
  28 King* King::self() {
  29   static King s_instance;
  30   return &s_instance;
  31 }
  32
  33 }