00001 /***************************************************************************** 00002 * Copyright (C) 2005 Eliot 00003 * Authors: Olivier Teuliere <ipkiss@via.ecp.fr> 00004 * 00005 * This program is free software; you can redistribute it and/or modify 00006 * it under the terms of the GNU General Public License as published by 00007 * the Free Software Foundation; either version 2 of the License, or 00008 * (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00018 *****************************************************************************/ 00019 00020 #include "cross.h" 00021 00022 00023 Cross::Cross() 00024 { 00025 // the default behaviour is to match everything 00026 m_any = true; 00027 } 00028 00029 00030 void Cross::clear() 00031 { 00032 m_tilesSet.clear(); 00033 m_any = false; 00034 } 00035 00036 00037 bool Cross::check(const Tile& iTile) const 00038 { 00039 if (m_any || (iTile.isJoker() && !m_tilesSet.empty())) 00040 return true; 00041 set<Tile>::const_iterator it = m_tilesSet.find(iTile); 00042 return it != m_tilesSet.end(); 00043 } 00044 00045 00046 bool Cross::operator==(const Cross &iOther) const 00047 { 00048 if (isAny() && iOther.isAny()) 00049 return true; 00050 // Two sets are equal if they have the same size and one of them contains 00051 // the other one 00052 if (m_tilesSet.size() == iOther.m_tilesSet.size()) 00053 { 00054 set<Tile>::const_iterator it; 00055 for (it = m_tilesSet.begin(); it != m_tilesSet.end(); it++) 00056 { 00057 if (!iOther.check(*it)) 00058 return false; 00059 } 00060 return true; 00061 } 00062 else 00063 return false; 00064 } 00065 00066 /// Local Variables: 00067 /// mode: c++ 00068 /// mode: hs-minor 00069 /// c-basic-offset: 4 00070 /// indent-tabs-mode: nil 00071 /// End: