newgrf_airporttiles.h

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00001 /* $Id$ */
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_AIRPORTTILES_H
00013 #define NEWGRF_AIRPORTTILES_H
00014 
00015 #include "airport.h"
00016 #include "station_map.h"
00017 #include "newgrf_animation_type.h"
00018 #include "newgrf_commons.h"
00019 #include "newgrf_spritegroup.h"
00020 
00022 struct AirportTileScopeResolver : public ScopeResolver {
00023   struct Station *st;  
00024   byte airport_id;     
00025   TileIndex tile;      
00026 
00027   AirportTileScopeResolver(ResolverObject *ro, const AirportTileSpec *ats, TileIndex tile, Station *st);
00028 
00029   /* virtual */ uint32 GetRandomBits() const;
00030   /* virtual */ uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
00031 };
00032 
00034 struct AirportTileResolverObject : public ResolverObject {
00035   AirportTileScopeResolver tiles_scope; 
00036 
00037   AirportTileResolverObject(const AirportTileSpec *ats, TileIndex tile, Station *st,
00038       CallbackID callback = CBID_NO_CALLBACK, uint32 callback_param1 = 0, uint32 callback_param2 = 0);
00039 
00040   /* virtual */ ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0)
00041   {
00042     switch (scope) {
00043       case VSG_SCOPE_SELF: return &tiles_scope;
00044       default: return ResolverObject::GetScope(scope, relative);
00045     }
00046   }
00047 };
00048 
00052 struct AirportTileSpec {
00053   AnimationInfo animation;              
00054   StringID name;                        
00055   uint8 callback_mask;                  
00056   uint8 animation_special_flags;        
00057   bool enabled;                         
00058   GRFFileProps grf_prop;                
00059 
00060   static const AirportTileSpec *Get(StationGfx gfx);
00061   static const AirportTileSpec *GetByTile(TileIndex tile);
00062 
00063   static void ResetAirportTiles();
00064 
00065 private:
00066   static AirportTileSpec tiles[NUM_AIRPORTTILES];
00067 
00068   friend void AirportTileOverrideManager::SetEntitySpec(const AirportTileSpec *airpts);
00069 };
00070 
00071 StationGfx GetTranslatedAirportTileID(StationGfx gfx);
00072 void AnimateAirportTile(TileIndex tile);
00073 void AirportTileAnimationTrigger(Station *st, TileIndex tile, AirpAnimationTrigger trigger, CargoID cargo_type = CT_INVALID);
00074 void AirportAnimationTrigger(Station *st, AirpAnimationTrigger trigger, CargoID cargo_type = CT_INVALID);
00075 bool DrawNewAirportTile(TileInfo *ti, Station *st, StationGfx gfx, const AirportTileSpec *airts);
00076 
00077 #endif /* NEWGRF_AIRPORTTILES_H */