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/* $Id$ */
#ifndef NEWGRF_H
#define NEWGRF_H
#include "station.h"
#include "newgrf_config.h"
#include "helpers.hpp"
typedef enum GrfLoadingStage {
GLS_FILESCAN,
GLS_SAFETYSCAN,
GLS_LABELSCAN,
GLS_INIT,
GLS_ACTIVATION,
GLS_END,
} GrfLoadingStage;
DECLARE_POSTFIX_INCREMENT(GrfLoadingStage);
typedef struct GRFLabel {
byte label;
uint32 nfo_line;
uint32 pos;
struct GRFLabel *next;
} GRFLabel;
typedef struct GRFFile {
char *filename;
uint32 grfid;
uint16 sprite_offset;
byte grf_version;
struct GRFFile *next;
/* A sprite group contains all sprites of a given vehicle (or multiple
* vehicles) when carrying given cargo. It consists of several sprite
* sets. Group ids are refered as "cargo id"s by TTDPatch
* documentation, contributing to the global confusion.
*
* A sprite set contains all sprites of a given vehicle carrying given
* cargo at a given *stage* - that is usually its load stage. Ie. you
* can have a spriteset for an empty wagon, wagon full of coal,
* half-filled wagon etc. Each spriteset contains eight sprites (one
* per direction) or four sprites if the vehicle is symmetric. */
SpriteID spriteset_start;
int spriteset_numsets;
int spriteset_numents;
int spriteset_feature;
int spritegroups_count;
struct SpriteGroup **spritegroups;
uint sound_offset;
StationSpec **stations;
uint32 param[0x80];
uint param_end; /// one more than the highest set parameter
GRFLabel *label; ///< Pointer to the first label. This is a linked list, not an array.
} GRFFile;
extern GRFFile *_first_grffile;
extern SpriteID _signal_base;
extern SpriteID _coast_base;
extern bool _have_2cc;
void LoadNewGRFFile(GRFConfig *config, uint file_index, GrfLoadingStage stage);
void LoadNewGRF(uint load_index, uint file_index);
void ReloadNewGRFData(void); // in openttd.c
void CDECL grfmsg(int severity, const char *str, ...);
#endif /* NEWGRF_H */
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