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/* $Id$ */
/** @file newgrf_canal.h Handling of NewGRF canals. */
#ifndef NEWGRF_CANAL_H
#define NEWGRF_CANAL_H
/** List of different canal 'features'.
* Each feature gets an entry in the canal spritegroup table */
enum CanalFeature {
CF_WATERSLOPE,
CF_LOCKS,
CF_DIKES,
CF_ICON,
CF_DOCKS,
CF_RIVER_SLOPE,
CF_RIVER_EDGE,
CF_END,
};
struct WaterFeature {
const SpriteGroup *group;
const GRFFile *grffile; ///< newgrf where 'group' belongs to
uint8 callbackmask;
uint8 flags;
};
/** Table of canal 'feature' sprite groups */
extern WaterFeature _water_feature[CF_END];
/** Lookup the base sprite to use for a canal.
* @param feature Which canal feature we want.
* @param tile Tile index of canal, if appropriate.
* @return Base sprite returned by GRF, or 0 if none.
*/
SpriteID GetCanalSprite(CanalFeature feature, TileIndex tile);
#endif /* NEWGRF_CANAL_H */
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