OpenTTD-patches/src/signs_base.h

38 lines
934 B
C

/* $Id$ */
/** @file signs_base.h Base class for signs. */
#ifndef SIGNS_BASE_H
#define SIGNS_BASE_H
#include "signs_type.h"
#include "viewport_type.h"
#include "tile_type.h"
#include "oldpool.h"
DECLARE_OLD_POOL(Sign, Sign, 2, 16000)
struct Sign : PoolItem<Sign, SignID, &_Sign_pool> {
char *name;
ViewportSign sign;
int32 x;
int32 y;
byte z;
OwnerByte owner; // placed by this company. Anyone can delete them though. OWNER_NONE for gray signs from old games.
/**
* Creates a new sign
*/
Sign(Owner owner = INVALID_OWNER);
/** Destroy the sign */
~Sign();
inline bool IsValid() const { return this->owner != INVALID_OWNER; }
};
#define FOR_ALL_SIGNS_FROM(ss, start) for (ss = Sign::Get(start); ss != NULL; ss = (ss->index + 1U < Sign::GetPoolSize()) ? Sign::Get(ss->index + 1U) : NULL) if (ss->IsValid())
#define FOR_ALL_SIGNS(ss) FOR_ALL_SIGNS_FROM(ss, 0)
#endif /* SIGNS_BASE_H */