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/*
* 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
*
* $Id$
*/
#ifndef _TMW_MAP_H_
#define _TMW_MAP_H_
#include <list>
#include <vector>
#include "properties.h"
class AmbientOverlay;
class Graphics;
class Image;
class Tileset;
class Sprite;
struct PATH_NODE;
typedef std::vector<Tileset*> Tilesets;
typedef Tilesets::iterator TilesetIterator;
typedef std::list<Sprite*> Sprites;
typedef Sprites::iterator SpriteIterator;
extern volatile int tick_time;
/**
* A meta tile stores additional information about a location on a tile map.
* This is information that doesn't need to be repeated for each tile in each
* layer of the map.
*/
struct MetaTile
{
/**
* Constructor.
*/
MetaTile():whichList(0) {};
// Pathfinding members
int Fcost; /**< Estimation of total path cost */
int Gcost; /**< Cost from start to this location */
int Hcost; /**< Estimated cost to goal */
int whichList; /**< No list, open list or closed list */
int parentX; /**< X coordinate of parent tile */
int parentY; /**< Y coordinate of parent tile */
bool walkable; /**< Can beings walk on this tile */
};
/**
* A tile map.
*/
class Map : public Properties
{
public:
/**
* Constructor, taking map and tile size as parameters.
*/
Map(int width, int height, int tileWidth, int tileHeight);
/**
* Destructor.
*/
~Map();
/**
* Initialize map overlays. Should be called after all the properties
* are set.
*/
void initializeOverlays();
/**
* Draws a map layer to the given graphics output.
*/
void draw(Graphics *graphics, int scrollX, int scrollY, int layer);
/**
* Draws the overlay graphic to the given graphics output.
*/
void
drawOverlay(Graphics *graphics, float scrollX, float scrollY,
int detail);
/**
* Adds a tileset to this map.
*/
void
addTileset(Tileset *tileset);
/**
* Sets a tile using a global tile id. Used by the layer loading
* routine.
*/
void
setTileWithGid(int x, int y, int layer, int gid);
/**
* Set tile ID.
*/
void setTile(int x, int y, int layer, Image *img);
/**
* Get tile ID.
*/
Image *getTile(int x, int y, int layer);
/**
* Get tile reference.
*/
MetaTile *getMetaTile(int x, int y);
/**
* Set walkability flag for a tile.
*/
void setWalk(int x, int y, bool walkable);
/**
* Tell if a tile is walkable or not, includes checking beings.
*/
bool getWalk(int x, int y) const;
/**
* Tell if a tile collides, not including a check on beings.
*/
bool tileCollides(int x, int y) const;
/**
* Returns the width of this map.
*/
int
getWidth() const { return mWidth; }
/**
* Returns the height of this map.
*/
int
getHeight() const { return mHeight; }
/**
* Returns the tile width of this map.
*/
int
getTileWidth() const { return mTileWidth; }
/**
* Returns the tile height used by this map.
*/
int
getTileHeight() const { return mTileHeight; }
/**
* Find a path from one location to the next.
*/
std::list<PATH_NODE>
findPath(int startX, int startY, int destX, int destY);
/**
* Adds a sprite to the map.
*/
SpriteIterator
addSprite(Sprite *sprite);
/**
* Removes a sprite from the map.
*/
void
removeSprite(SpriteIterator iterator);
private:
/**
* Converts a global tile id to the Image* pointing to the associated
* tile image.
*/
Image*
getTileWithGid(int gid);
/**
* Finds the tile set that a tile with the given global id is part of.
*/
Tileset*
getTilesetWithGid(int gid);
/**
* Tells whether a tile is occupied by a being.
*/
bool occupied(int x, int y);
/**
* Tells whether the given coordinates fall within the map boundaries.
*/
bool contains(int x, int y);
int mWidth, mHeight;
int mTileWidth, mTileHeight;
MetaTile *mMetaTiles;
Image **mTiles;
Tilesets mTilesets;
Sprites mSprites;
// Pathfinding members
int mOnClosedList, mOnOpenList;
//overlay Data
std::list<AmbientOverlay*> mOverlays;
float mLastScrollX;
float mLastScrollY;
};
#endif
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