tmwserv/src/game-server/map.hpp

/*
 *  The Mana World
 *  Copyright 2004 The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  The Mana World 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 World 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 World; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _TMW_MAP_H
#define _TMW_MAP_H

#include <list>
#include <map>
#include <string>

const unsigned int DEFAULT_TILE_WIDTH = 32;
const unsigned int DEFAULT_TILE_HEIGHT = 32;

struct PATH_NODE {
    PATH_NODE(unsigned short u, unsigned short v)
        : x(u), y(v)
    {}

    unsigned short x, y;
};

class MetaTile
{
    public:
        MetaTile();

        // Pathfinding members
        int Fcost;              
        int Gcost;              
        int Hcost;              
        int whichList;          
        int parentX;            
        int parentY;            
        char blockmask;          
};

class Location
{
    public:
        Location(int x, int y, MetaTile *tile);

        bool operator< (const Location &loc) const;

        int x, y;
        MetaTile *tile;
};

class Map
{
    public:
        enum BlockType
        {
            BLOCKTYPE_NONE = -1,
            BLOCKTYPE_WALL,
            BLOCKTYPE_CHARACTER,
            BLOCKTYPE_MONSTER,
            NB_BLOCKTYPES
        };

        Map(int width = 0, int height = 0, int twidth = 32, int theight = 32);

        ~Map();

        void setSize(int mWidth, int height);

        MetaTile *getMetaTile(int x, int y);

        void blockTile(int x, int y, BlockType type);

        void freeTile(int x, int y, BlockType type);

        bool getWalk(int x, int y, char walkmask) const;

        int getWidth() const
        { return mWidth; }

        int getHeight() const
        { return mHeight; }

        int getTileWidth() const
        { return tileWidth; }

        int getTileHeight() const
        { return tileHeight; }

        const std::string &getProperty(const std::string &key) const;

        void setProperty(const std::string& key, const std::string& val)
        { mProperties[key] = val; }

        std::list<PATH_NODE> findPath(int startX, int startY,
                                      int destX, int destY,
                                      unsigned char walkmask,
                                      int maxCost = 20);

    private:
        static const unsigned char BLOCKMASK_WALL = 0x80;     // = bin 1000 0000
        static const unsigned char BLOCKMASK_CHARACTER = 0x01;// = bin 0000 0001
        static const unsigned char BLOCKMASK_MONSTER = 0x02;  // = bin 0000 0010
        int *mOccupation[NB_BLOCKTYPES];

        // map properties
        int mWidth, mHeight;
        int tileWidth, tileHeight;
        std::map<std::string, std::string> mProperties;

        // Pathfinding members
        MetaTile *mMetaTiles;
        int onClosedList, onOpenList;
};

#endif

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