# newgrf_town.h

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    00001 /* $Id: newgrf_town.h 24693 2012-11-10 20:46:39Z alberth $ */
    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_TOWN_H
    00013 #define NEWGRF_TOWN_H
    00014
    00015 #include "town_type.h"
    00016 #include "newgrf_spritegroup.h"
    00017
    00024 struct TownScopeResolver : public ScopeResolver {
    00025   Town *t;
    00026   bool readonly;
    00027
    00028   TownScopeResolver(ResolverObject *ro, Town *t, bool readonly);
    00029
    00030   virtual uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
    00031   virtual void StorePSA(uint reg, int32 value);
    00032 };
    00033
    00035 struct TownResolverObject : public ResolverObject {
    00036   TownScopeResolver town_scope;
    00037
    00038   TownResolverObject(const struct GRFFile *grffile, Town *t, bool readonly);
    00039
    00040   /* virtual */ ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0)
    00041   {
    00042     switch (scope) {
    00043       case VSG_SCOPE_SELF: return &town_scope;
    00044       default: return ResolverObject::GetScope(scope, relative);
    00045     }
    00046   }
    00047 };
    00048
    00049 #endif /* NEWGRF_TOWN_H */