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https://github.com/JGRennison/OpenTTD-patches.git
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48 lines
1.0 KiB
C
48 lines
1.0 KiB
C
#ifndef SIGNS_H
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#define SIGNS_H
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#include "pool.h"
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typedef struct SignStruct {
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StringID str;
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ViewportSign sign;
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int32 x;
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int32 y;
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byte z;
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byte owner; // placed by this player. Anyone can delete them though.
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// OWNER_NONE for gray signs from old games.
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uint16 index;
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} SignStruct;
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extern MemoryPool _sign_pool;
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/**
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* Get the pointer to the sign with index 'index'
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*/
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static inline SignStruct *GetSign(uint index)
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{
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return (SignStruct*)GetItemFromPool(&_sign_pool, index);
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}
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/**
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* Get the current size of the SignPool
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*/
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static inline uint16 GetSignPoolSize(void)
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{
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return _sign_pool.total_items;
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}
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#define FOR_ALL_SIGNS_FROM(ss, start) for (ss = GetSign(start); ss != NULL; ss = (ss->index + 1 < GetSignPoolSize()) ? GetSign(ss->index + 1) : NULL)
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#define FOR_ALL_SIGNS(ss) FOR_ALL_SIGNS_FROM(ss, 0)
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VARDEF SignStruct *_new_sign_struct;
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void UpdateAllSignVirtCoords(void);
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void PlaceProc_Sign(uint tile);
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/* misc.c */
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void ShowRenameSignWindow(SignStruct *ss);
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#endif /* SIGNS_H */
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