# newgrf_house.h

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    00001 /* $Id: newgrf_house.h 18809 2010-01-15 16:41:15Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #ifndef NEWGRF_HOUSE_H
    00013 #define NEWGRF_HOUSE_H
    00014
    00015 #include "newgrf_callbacks.h"
    00016 #include "tile_cmd.h"
    00017 #include "house_type.h"
    00018
    00032 struct HouseClassMapping {
    00033   uint32 grfid;
    00034   uint8  class_id;
    00035 };
    00036
    00037 HouseClassID AllocateHouseClassID(byte grf_class_id, uint32 grfid);
    00038
    00039 void InitializeBuildingCounts();
    00040 void IncreaseBuildingCount(Town *t, HouseID house_id);
    00041 void DecreaseBuildingCount(Town *t, HouseID house_id);
    00042
    00043 void DrawNewHouseTile(TileInfo *ti, HouseID house_id);
    00044 void AnimateNewHouseTile(TileIndex tile);
    00045 void ChangeHouseAnimationFrame(const struct GRFFile *file, TileIndex tile, uint16 callback_result);
    00046
    00047 uint16 GetHouseCallback(CallbackID callback, uint32 param1, uint32 param2, HouseID house_id, Town *town, TileIndex tile);
    00048
    00049 bool CanDeleteHouse(TileIndex tile);
    00050
    00051 bool NewHouseTileLoop(TileIndex tile);
    00052
    00053 enum HouseTrigger {
    00054   /* The tile of the house has been triggered during the tileloop. */
    00055   HOUSE_TRIGGER_TILE_LOOP     = 0x01,
    00056   /*
    00057    * The top tile of a (multitile) building has been triggered during and all
    00058    * the tileloop other tiles of the same building get the same random value.
    00059    */
    00060   HOUSE_TRIGGER_TILE_LOOP_TOP = 0x02,
    00061 };
    00062 void TriggerHouse(TileIndex t, HouseTrigger trigger);
    00063
    00064 #endif /* NEWGRF_HOUSE_H */