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Location: cpp/openttd-patchpack/source/signs.h - annotation
r4571:011e15869f7c
1.7 KiB
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(svn r6420) -Feature [Win32]: Use an existing console if openttd was started from one.
Unfortunately this only works for WindowsXP or higher, all older MS-OS's
are stuck with the old behaviour.
Unfortunately this only works for WindowsXP or higher, all older MS-OS's
are stuck with the old behaviour.
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#ifndef SIGNS_H
#define SIGNS_H
#include "pool.h"
typedef struct Sign {
StringID str;
ViewportSign sign;
int32 x;
int32 y;
byte z;
PlayerID owner; // placed by this player. Anyone can delete them though. OWNER_NONE for gray signs from old games.
SignID index;
} Sign;
extern MemoryPool _sign_pool;
/**
* Get the pointer to the sign with index 'index'
*/
static inline Sign *GetSign(SignID index)
{
return (Sign *)GetItemFromPool(&_sign_pool, index);
}
/**
* Get the current size of the SignPool
*/
static inline uint16 GetSignPoolSize(void)
{
return _sign_pool.total_items;
}
static inline SignID GetSignArraySize(void)
{
/* TODO - This isn't the real content of the function, but
* with the new pool-system this will be replaced with one that
* _really_ returns the highest index + 1. Now it just returns
* the next safe value we are sure about everything is below.
*/
return GetSignPoolSize();
}
/**
* Check if a Sign really exists.
*/
static inline bool IsValidSign(const Sign *si)
{
return si->str != STR_NULL;
}
static inline bool IsValidSignID(uint index)
{
return index < GetSignPoolSize() && IsValidSign(GetSign(index));
}
void DestroySign(Sign *si);
static inline void DeleteSign(Sign *si)
{
DestroySign(si);
si->str = STR_NULL;
}
#define FOR_ALL_SIGNS_FROM(ss, start) for (ss = GetSign(start); ss != NULL; ss = (ss->index + 1 < GetSignPoolSize()) ? GetSign(ss->index + 1) : NULL) if (IsValidSign(ss))
#define FOR_ALL_SIGNS(ss) FOR_ALL_SIGNS_FROM(ss, 0)
VARDEF bool _sign_sort_dirty;
void UpdateAllSignVirtCoords(void);
void PlaceProc_Sign(TileIndex tile);
/* misc.c */
void ShowRenameSignWindow(const Sign *si);
#endif /* SIGNS_H */
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