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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* MIT License:
*
* Copyright (c) 2009 Alexei Svitkine, Eugene Sandulenko
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "common/random.h"
#include "common/hashmap.h"
#include "wage/randomhat.h"
namespace Wage {
void RandomHat::addTokens(int type, int count) {
_tokens.setVal(type, _tokens.getVal(type, 0) + count);
}
int RandomHat::countTokens() {
int count = 0;
for (Common::HashMap<int, int>::const_iterator it = _tokens.begin(); it != _tokens.end(); ++it)
count += it->_value;
return count;
}
int RandomHat::drawToken() {
int total = countTokens();
if (total > 0) {
int random = _rnd->getRandomNumber(total - 1);
int count = 0;
for (Common::HashMap<int, int>::iterator it = _tokens.begin(); it != _tokens.end(); ++it) {
if (random >= count && random < count + it->_value) {
it->_value--;
return it->_key;
}
count += it->_value;
}
}
return kTokNone;
}
} // End of namespace Wage
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