X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fmap.h;h=8dfe4461320aa3e2e4547bb63fed62b17dac13fc;hb=d1dfbfa5a6f5f05d761238010b4f853088e3a373;hp=73825c0446845b051fc2eacd3380a8ba07f391f8;hpb=aafa0cb49e7ec8600dad902411de6e76e111c939;p=plomrogue diff --git a/src/map.h b/src/map.h index 73825c0..8dfe446 100644 --- a/src/map.h +++ b/src/map.h @@ -10,12 +10,13 @@ #include "yx_uint16.h" /* for yx_uint16 and dir enums */ struct MapObj; +struct Win; + struct Map { struct yx_uint16 size; /* map's height/width in number of cells */ - struct yx_uint16 offset; /* the map scroll offset */ char * cells; /* sequence of bytes encoding map cells */ }; @@ -27,21 +28,14 @@ struct Map * into a cycle of repeatedly selecting a random cell on the map and * transforming it into a land cell if it is horizontally or vertically neighbor * to one; the cycle ends when a land cell is due to be created right at the - * border of the map. The map scroll offset is initialized to 0,0. + * border of the map. */ extern struct Map init_map(); -/* Scroll map into direction "dir" by changing the scroll offset if that does - * not push the map view beyond the size of the map window as described by - * "win_size". - */ -extern void map_scroll(struct Map * map, enum dir d, struct yx_uint16 win_size); -/* Scroll map to center on the "object" by changing the scroll offset following - * (and constrained by) the window size as described by "win_size". - */ -extern void map_center_object(struct Map * map, struct MapObj * object, - struct yx_uint16 win_size); + +/* Try to change the view center of map "win" of "map_size" into dir "d". */ +void map_scroll(struct Win * win, struct yx_uint16 map_size, enum dir d);