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/*
* The Mana Server
* Copyright (C) 2004-2010 The Mana World Development Team
*
* This file is part of The Mana Server.
*
* The Mana Server 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
* any later version.
*
* The Mana Server 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 The Mana Server. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef ATTRIBUTEMANAGER_H
#define ATTRIBUTEMANAGER_H
#include <map>
#include <vector>
#include <string>
#include "utils/xml.h"
enum ScopeType
{
BeingScope = 0,
CharacterScope,
MonsterScope,
// Add new types here as needed
MaxScope
};
typedef std::map<int, std::vector<struct AttributeInfoType> *> AttributeScope;
/**
* Identifies a modifier by the attribute id that it applies to and its layer
* index in the stack of modifiers for that attribute.
*/
struct ModifierLocation
{
int attributeId;
int layer;
ModifierLocation(int attributeId, int layer)
: attributeId(attributeId)
, layer(layer)
{}
bool operator==(const ModifierLocation &other) const
{ return attributeId == other.attributeId && layer == other.layer; }
};
class AttributeManager
{
public:
AttributeManager(const std::string &file) :
mAttributeReferenceFile(file)
{}
/**
* Loads attribute reference file.
*/
void initialize();
/**
* Reloads attribute reference file.
*/
void reload();
const std::vector<struct AttributeInfoType> *getAttributeInfo(int id) const;
const AttributeScope &getAttributeScope(ScopeType) const;
bool isAttributeDirectlyModifiable(int id) const;
ModifierLocation getLocation(const std::string &tag) const;
const std::string *getTag(const ModifierLocation &location) const;
private:
void readAttributesFile();
void readAttributeNode(xmlNodePtr attributeNode);
void readModifierNode(xmlNodePtr modifierNode, int attributeId);
// modifiable, { stackable type, effect type }[]
typedef std::pair<bool,
std::vector<struct AttributeInfoType> > AttributeInfoMap;
// Attribute id -> { modifiable, { stackable type, effect type }[] }
typedef std::map<int, AttributeInfoMap> AttributeMap;
/** Maps tag names to specific modifiers. */
typedef std::map<std::string, ModifierLocation> TagMap;
// being type id -> (*{ stackable type, effect type })[]
AttributeScope mAttributeScopes[MaxScope];
AttributeMap mAttributeMap;
TagMap mTagMap;
const std::string mAttributeReferenceFile;
};
extern AttributeManager *attributeManager;
#endif // ATTRIBUTEMANAGER_H
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