richk@6719: /* $Id$ */
richk@6719: 
richk@6719: #ifndef NEWGRF_CANAL_H
richk@6719: #define NEWGRF_CANAL_H
richk@6719: 
richk@6719: /** List of different canal 'features'.
richk@6719:  * Each feature gets an entry in the canal spritegroup table */
richk@6719: enum CanalFeature {
richk@6719: 	CF_WATERSLOPE,
richk@6719: 	CF_LOCKS,
richk@6719: 	CF_DIKES,
richk@6719: 	CF_ICON,
richk@6719: 	CF_DOCKS,
rubidium@6872: 	CF_RIVER_SLOPE,
rubidium@6872: 	CF_RIVER_EDGE,
richk@6719: 	CF_END,
richk@6719: };
richk@6719: 
richk@6719: 
rubidium@6872: struct WaterFeature {
rubidium@6872: 	const SpriteGroup *group;
rubidium@6872: 	uint8 callbackmask;
rubidium@6872: 	uint8 flags;
rubidium@6872: };
rubidium@6872: 
rubidium@6872: 
richk@6719: /** Table of canal 'feature' sprite groups */
rubidium@6872: extern WaterFeature _water_feature[CF_END];
richk@6719: 
richk@6719: 
richk@6719: /** Lookup the base sprite to use for a canal.
richk@6719:  * @param feature Which canal feature we want.
richk@6719:  * @param tile Tile index of canal, if appropriate.
richk@6719:  * @return Base sprite returned by GRF, or 0 if none.
richk@6719:  */
richk@6719: SpriteID GetCanalSprite(CanalFeature feature, TileIndex tile);
richk@6719: 
richk@6719: #endif /* NEWGRF_CANAL_H */