gemrb/core/ProjectileServer.h

   1 /* GemRB - Infinity Engine Emulator
   2  * Copyright (C) 2006 The GemRB Project
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  *
  19  */
  20
  21 #ifndef PROJSERVER_H
  22 #define PROJSERVER_H
  23
  24 #include "exports.h"
  25
  26 #include "PluginMgr.h"
  27 #include "Projectile.h"
  28
  29 class SymbolMgr;
  30
  31 //the number of resrefs in areapro.2da (before the flags field)
  32 #define AP_RESCNT 5
  33
  34 //this represents a line of projectl.ids
  35 class ProjectileEntry
  36 {
  37 public:
  38         ProjectileEntry()
  39         {
  40                 memset(this,0,sizeof(ProjectileEntry));
  41         }
  42         ~ProjectileEntry()
  43         {
  44                 if (projectile)
  45                         delete projectile;
  46         }
  47
  48         ieResRef resname;
  49         Projectile *projectile;
  50 };
  51
  52 class ExplosionEntry
  53 {
  54 public:
  55         ExplosionEntry()
  56         {
  57                 memset(this,0,sizeof(ExplosionEntry));
  58         }
  59         ieResRef resources[AP_RESCNT];
  60         int flags;
  61 };
  62
  63 //this singleton object serves the projectile objects
  64 class GEM_EXPORT ProjectileServer
  65 {
  66 public:
  67         ProjectileServer();
  68         ~ProjectileServer();
  69
  70         Projectile *GetProjectileByIndex(unsigned int idx);
  71         //it is highly unlikely we need this function
  72         Projectile *GetProjectileByName(const ieResRef resname);
  73         //returns the highest projectile id
  74         unsigned int GetHighestProjectileNumber();
  75         int InitExplosion();
  76         int GetExplosionFlags(unsigned int idx);
  77         ieResRef const *GetExplosion(unsigned int idx, int type);
  78         //creates an empty projectile on the fly
  79         Projectile *CreateDefaultProjectile(unsigned int idx);
  80 private:
  81         ProjectileEntry *projectiles; //this is the list of projectiles
  82         int projectilecount;
  83         ExplosionEntry *explosions;   //this is the list of explosion resources
  84         int explosioncount;
  85         // internal function: what is max valid projectile id?
  86         unsigned int PrepareSymbols(Holder<SymbolMgr> projlist);
  87         // internal function: read projectiles
  88         void AddSymbols(Holder<SymbolMgr> projlist);
  89         //this method is used internally
  90         Projectile *GetProjectile(unsigned int idx);
  91         //creates a clone from the cached projectiles
  92         Projectile *ReturnCopy(unsigned int idx);
  93         //returns one of the resource names
  94 };
  95
  96 #endif // PROJSERVER_H
  97