src/game/entity.h

   1 /*
   2  *
   3  *  Iter Vehemens ad Necem (IVAN)
   4  *  Copyright (C) Timo Kiviluoto
   5  *  Released under the GNU General
   6  *  Public License
   7  *
   8  *  See LICENSING which should be included
   9  *  along with this file for more details
  10  *
  11  */
  12 #ifndef __ENTITY_H__
  13 #define __ENTITY_H__
  14
  15 #include <list>
  16
  17 #include "ivandef.h"
  18 #include "festring.h"
  19
  20
  21 #define EXISTS        1
  22 #define HAS_BE        2
  23 #define ENTITY_FLAGS  3
  24
  25
  26 class square;
  27 struct v2;
  28
  29
  30 class entity {
  31   friend class pool;
  32 public:
  33   entity(int);
  34   entity(const entity&);
  35   virtual ~entity();
  36   virtual void Be() { }
  37   truth Exists() const { return Flags & EXISTS; }
  38   void SendToHell();
  39   truth IsEnabled() const { return Flags & HAS_BE; }
  40   void Enable();
  41   void Disable();
  42   virtual square* GetSquareUnderEntity(int = 0) const = 0;
  43   virtual void SignalVolumeAndWeightChange() { }
  44   col24 GetEmitation() const { return Emitation; }
  45   virtual void SignalEmitationIncrease(col24) { }
  46   virtual void SignalEmitationDecrease(col24) { }
  47   virtual truth ContentsCanBeSeenBy(ccharacter*) const { return false; }
  48   virtual truth AllowSpoil() const { return false; }
  49   virtual void SignalSpoil(material*) { }
  50   virtual void SignalSpoilLevelChange(material*) { }
  51   virtual truth IsOnGround() const = 0;
  52   virtual truth AllowContentEmitation() const { return true; }
  53   virtual void SignalRustLevelChange() { }
  54   virtual material* RemoveMaterial(material*) { return 0; }
  55   virtual character* TryNecromancy(character*) { return 0; }
  56   virtual void SignalDisappearance() { }
  57   virtual void SpecialEatEffect(character*, int) { }
  58   virtual feuLong GetTrapID() const { return 0; }
  59   virtual feuLong GetVictimID() const { return 0; }
  60   virtual void AddTrapName(festring&, int) const { }
  61   virtual void UnStick() { }
  62   virtual void UnStick(int) { }
  63   virtual truth TryToUnStick(character*, v2);
  64   virtual int GetTrapType() const { return 0; }
  65   void AddFlags(feuLong What) { Flags |= What; }
  66   void RemoveFlags(feuLong What) { Flags &= ~What; }
  67   virtual truth IsStuckTo(ccharacter*) const { return false; }
  68   virtual ccharacter* FindCarrier() const { return 0; }
  69
  70 protected:
  71   col24 Emitation;
  72   feuLong Flags;
  73
  74 private:
  75   entity *Last;
  76   entity *Next;
  77
  78 public:
  79   festring mOnEvents;
  80 };
  81
  82
  83 #endif