baseobject.h

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#ifndef BASEOBJECT_H
#define BASEOBJECT_H

#include "../clib/rawtypes.h"

namespace Pol
{
namespace Realms
{
class Realm;
}
namespace Core
{
enum class UOBJ_CLASS : u8
{
  CLASS_ITEM,
  CLASS_CONTAINER,
  CLASS_CHARACTER,
  CLASS_NPC,
  CLASS_WEAPON,
  CLASS_ARMOR,
  CLASS_MULTI,

  INVALID = 0xff,
};

// ULWObject: Lightweight object.
// Should contain minimal data structures (and no virtuals)
// can also be created with arbritary data check los.h
class ULWObject
{
protected:
  ULWObject( UOBJ_CLASS uobj_class );
  ULWObject( const ULWObject& ) = delete;
  ULWObject& operator=( const ULWObject& ) = delete;
  ~ULWObject() = default;

public:
  bool orphan() const;

  bool isa( UOBJ_CLASS uobj_class ) const;
  bool ismobile() const;
  bool isitem() const;
  bool ismulti() const;

  u8 look_height() const;  // where you're looking from, or to

public:
  Realms::Realm* realm;
  u32 serial;
  u16 graphic;
  u16 x;
  u16 y;
  s8 z;
  u8 height;

protected:
  const UOBJ_CLASS uobj_class_;
};

inline ULWObject::ULWObject( UOBJ_CLASS uobj_class )
    : realm( nullptr ),
      serial( 0 ),
      graphic( 0 ),
      x( 0 ),
      y( 0 ),
      z( 0 ),
      height( 0 ),
      uobj_class_( uobj_class )
{
}

inline u8 ULWObject::look_height() const
{
  switch ( uobj_class_ )
  {
  case UOBJ_CLASS::CLASS_ITEM:
  case UOBJ_CLASS::CLASS_CONTAINER:
  case UOBJ_CLASS::CLASS_WEAPON:
  case UOBJ_CLASS::CLASS_ARMOR:
  case UOBJ_CLASS::CLASS_MULTI:
    return height / 2;

  case UOBJ_CLASS::CLASS_CHARACTER:
  case UOBJ_CLASS::CLASS_NPC:
  case UOBJ_CLASS::INVALID:
    return height;
  }
  return 0;
}

inline bool ULWObject::isa( UOBJ_CLASS uobj_class ) const
{
  return uobj_class_ == uobj_class;
}

inline bool ULWObject::ismobile() const
{
  return ( uobj_class_ == UOBJ_CLASS::CLASS_CHARACTER || uobj_class_ == UOBJ_CLASS::CLASS_NPC );
}

inline bool ULWObject::isitem() const
{
  return !ismobile();
}

inline bool ULWObject::ismulti() const
{
  return ( uobj_class_ == UOBJ_CLASS::CLASS_MULTI );
}

inline bool ULWObject::orphan() const
{
  return ( serial == 0 );
}


}  // namespace Core
}  // namespace Pol

#endif