diff options
-rw-r--r-- | station_cmd.c | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/station_cmd.c b/station_cmd.c index 091327c25..73d6d1bac 100644 --- a/station_cmd.c +++ b/station_cmd.c @@ -34,10 +34,17 @@ #include "yapf/yapf.h" #include "date.h" +typedef enum StationRectModes +{ + RECT_MODE_TEST = 0, + RECT_MODE_TRY, + RECT_MODE_FORCE +} StationRectMode; + static void StationRect_Init(Station *st); static bool StationRect_IsEmpty(Station *st); -static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec); -static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec); +static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, StationRectMode mode); +static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, StationRectMode mode); static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile); static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, int w, int h); @@ -1026,7 +1033,7 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3 } //XXX can't we pack this in the "else" part of the if above? - if (!StationRect_BeforeAddRect(st, tile_org, w_org, h_org, false)) return CMD_ERROR; + if (!StationRect_BeforeAddRect(st, tile_org, w_org, h_org, RECT_MODE_TEST)) return CMD_ERROR; } else { // Create a new station st = AllocateStation(); @@ -1085,7 +1092,7 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3 st->build_date = _date; - StationRect_BeforeAddRect(st, tile_org, w_org, h_org, true); + StationRect_BeforeAddRect(st, tile_org, w_org, h_org, RECT_MODE_TRY); tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1)); track = AxisToTrack(axis); @@ -1453,7 +1460,7 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) return_cmd_error(STR_3009_TOO_CLOSE_TO_ANOTHER_STATION); } - if (!StationRect_BeforeAddTile(st, tile, false)) return CMD_ERROR; + if (!StationRect_BeforeAddTile(st, tile, RECT_MODE_TEST)) return CMD_ERROR; FindRoadStopSpot(type, st, &currstop, &prev); } else { @@ -1491,7 +1498,7 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) st->build_date = _date; - StationRect_BeforeAddTile(st, tile, true); + StationRect_BeforeAddTile(st, tile, RECT_MODE_TRY); MakeRoadStop(tile, st->owner, st->index, type, p1); @@ -1702,7 +1709,7 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) if (st->owner != OWNER_NONE && st->owner != _current_player) return_cmd_error(STR_3009_TOO_CLOSE_TO_ANOTHER_STATION); - if (!StationRect_BeforeAddRect(st, tile, w, h, false)) return CMD_ERROR; + if (!StationRect_BeforeAddRect(st, tile, w, h, RECT_MODE_TEST)) return CMD_ERROR; if (st->airport_tile != 0) return_cmd_error(STR_300D_TOO_CLOSE_TO_ANOTHER_AIRPORT); @@ -1739,7 +1746,7 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) st->build_date = _date; - StationRect_BeforeAddRect(st, tile, w, h, true); + StationRect_BeforeAddRect(st, tile, w, h, RECT_MODE_TRY); /* if airport was demolished while planes were en-route to it, the * positions can no longer be the same (v->u.air.pos), since different @@ -1974,7 +1981,7 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) if (st->owner != OWNER_NONE && st->owner != _current_player) return_cmd_error(STR_3009_TOO_CLOSE_TO_ANOTHER_STATION); - if (!StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], false)) return CMD_ERROR; + if (!StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], RECT_MODE_TEST)) return CMD_ERROR; if (st->dock_tile != 0) return_cmd_error(STR_304C_TOO_CLOSE_TO_ANOTHER_DOCK); } else { @@ -2003,7 +2010,7 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) st->build_date = _date; - StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], true); + StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], RECT_MODE_TRY); MakeDock(tile, st->owner, st->index, direction); @@ -2915,7 +2922,7 @@ void AfterLoadStations(void) for (tile = 0; tile < MapSize(); tile++) { if (GetTileType(tile) != MP_STATION) continue; st = GetStationByTile(tile); - StationRect_BeforeAddTile(st, tile, true); + StationRect_BeforeAddTile(st, tile, RECT_MODE_FORCE); } } @@ -3165,7 +3172,7 @@ static bool StationRect_IsEmpty(Station *st) return (st->rect.left == 0 || st->rect.left > st->rect.right || st->rect.top > st->rect.bottom); } -static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec) +static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, StationRectMode mode) { Rect *r = &st->rect; int x = TileX(tile); @@ -3181,13 +3188,13 @@ static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec) // check new rect dimensions against preset max int w = new_rect.right - new_rect.left + 1; int h = new_rect.bottom - new_rect.top + 1; - if (w > _patches.station_spread || h > _patches.station_spread) { - assert(!exec); + if (mode != RECT_MODE_FORCE && (w > _patches.station_spread || h > _patches.station_spread)) { + assert(mode != RECT_MODE_TRY); _error_message = STR_306C_STATION_TOO_SPREAD_OUT; return false; } // spread-out ok, return true - if (exec) { + if (mode != RECT_MODE_TEST) { // we should update the station rect *r = new_rect; } @@ -3197,9 +3204,9 @@ static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec) return true; } -static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec) +static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, StationRectMode mode) { - return StationRect_BeforeAddTile(st, tile, exec) && StationRect_BeforeAddTile(st, TILE_ADDXY(tile, w - 1, h - 1), exec); + return StationRect_BeforeAddTile(st, tile, mode) && StationRect_BeforeAddTile(st, TILE_ADDXY(tile, w - 1, h - 1), mode); } static inline bool ScanRectForStationTiles(StationID st_id, int left, int top, int right, int bottom) |