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/**
** Mappatch.h - Patches to the game map.
**
** Written: 10-18-2001
**/
/*
Copyright (C) 2001 The Exult Team
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef INCL_MAPPATCH
#define INCL_MAPPATCH 1
#include <map>
#include <list>
#include "tiles.h"
class Game_object;
/*
* Specify an object by location, shape, etc.
*/
class Object_spec
{
public:
Tile_coord loc; // Where it is.
int shapenum; // Shape #, or -359 for 'dont care'.
int framenum; // Frame #, or -359.
int quality; // Quality, or -359.
Object_spec(Tile_coord t, int shnum = c_any_shapenum,
int frnum = c_any_framenum, int qual = c_any_qual)
: loc(t), shapenum(shnum), framenum(frnum), quality(qual)
{ }
};
/*
* Base class for map patches:
*/
class Map_patch
{
Object_spec spec; // Specifies object to modify.
public:
friend class Map_patch_collection;
Map_patch(Object_spec s) : spec(s)
{ }
Game_object *find(); // Find matching object.
virtual bool apply() = 0; // Perform action.
};
// Sigh, this is needed to prevent compiler error with MSVC
typedef std::list<Map_patch*> Map_patch_list;
typedef std::map<int, Map_patch_list> Map_patch_map;
/*
* Remove an object.
*/
class Map_patch_remove : public Map_patch
{
bool all; // Delete all matching.
public:
Map_patch_remove(Object_spec s, bool a = false) : Map_patch(s)
{ }
virtual bool apply(); // Perform action.
};
/*
* Move/modify an object.
*/
class Map_patch_modify : public Map_patch
{
Object_spec mod; // Modification.
public:
Map_patch_modify(Object_spec s, Object_spec m) : Map_patch(s), mod(m)
{ }
virtual bool apply(); // Perform action.
};
/*
* Here's a collection of patches, organized by superchunk.
*/
class Map_patch_collection
{
Map_patch_map patches;
public:
Map_patch_collection()
{ }
~Map_patch_collection();
void add(Map_patch *p); // Add a patch.
void apply(int schunk); // Apply for given superchunk.
};
#endif
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