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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.
*
*/
#ifndef ZVISION_PUZZLE_H
#define ZVISION_PUZZLE_H
#include "common/list.h"
#include "common/ptr.h"
namespace ZVision {
class ResultAction;
struct Puzzle {
/** How criteria should be decided */
enum CriteriaOperator {
EQUAL_TO,
NOT_EQUAL_TO,
GREATER_THAN,
LESS_THAN
};
/** Criteria for a Puzzle result to be fired */
struct Criteria {
/** The key of a global state */
uint32 key;
/**
* What we're comparing the value of the global state against
* This can either be a pure value or it can be the key of another global state
*/
uint32 argument;
/** How to do the comparison */
CriteriaOperator criteriaOperator;
/** Whether 'argument' is the key of a global state (true) or a pure value (false) */
bool argumentIsAKey;
};
enum StateFlags {
ONCE_PER_INST = 0x01,
DO_ME_NOW = 0x02, // Somewhat useless flag since anything that needs to be done immediately has no criteria
DISABLED = 0x04
};
uint32 key;
Common::List<Criteria> criteriaList;
// This has to be list of pointers because ResultAction is abstract
Common::List<Common::SharedPtr<ResultAction> > resultActions;
uint flags;
// Used by the ScriptManager to allow unique-ification of _referenceTable
// The unique-ification is done by sorting, then iterating and removing duplicates
// The sort uses operator<
inline bool operator<(const Puzzle &other) const {
return key < other.key;
}
};
} // End of namespace ZVision
#endif
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