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ba34ec7ade
Replace build and refit, and group collapse implementations Fix template creation build and refit # Conflicts: # Makefile.bundle.in # config.lib # src/animated_tile.cpp # src/blitter/32bpp_anim.hpp # src/blitter/32bpp_base.hpp # src/blitter/8bpp_base.hpp # src/blitter/null.hpp # src/build_vehicle_gui.cpp # src/command.cpp # src/command_func.h # src/console_gui.cpp # src/core/smallstack_type.hpp # src/date.cpp # src/debug.cpp # src/genworld_gui.cpp # src/ground_vehicle.hpp # src/group_gui.cpp # src/lang/korean.txt # src/linkgraph/linkgraph_gui.h # src/main_gui.cpp # src/misc_gui.cpp # src/network/core/game.h # src/network/core/packet.cpp # src/network/core/udp.cpp # src/network/core/udp.h # src/network/network_content.cpp # src/network/network_type.h # src/network/network_udp.cpp # src/newgrf_house.h # src/openttd.cpp # src/order_cmd.cpp # src/order_gui.cpp # src/os/unix/crashlog_unix.cpp # src/os/windows/crashlog_win.cpp # src/osk_gui.cpp # src/pathfinder/opf/opf_ship.cpp # src/rail_cmd.cpp # src/rail_gui.cpp # src/saveload/saveload.cpp # src/settings.cpp # src/settings_gui.cpp # src/smallmap_gui.h # src/station_base.h # src/station_cmd.cpp # src/table/gameopt_settings.ini # src/table/newgrf_debug_data.h # src/table/settings.ini # src/timetable_gui.cpp # src/toolbar_gui.cpp # src/train_gui.cpp # src/vehicle.cpp # src/vehicle_gui.cpp # src/vehiclelist.cpp # src/viewport.cpp # src/widgets/dropdown.cpp # src/window_gui.h
77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file newgrf_town.h Functions to handle the town part of NewGRF towns. */
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#ifndef NEWGRF_TOWN_H
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#define NEWGRF_TOWN_H
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#include "town_type.h"
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#include "newgrf_spritegroup.h"
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/**
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* Scope resolver for a town.
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* @note Currently there is no direct town resolver; we only need to get town
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* variable results from inside stations, house tiles and industries,
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* and to check the town's persistent storage.
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*/
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struct TownScopeResolver : public ScopeResolver {
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Town *t; ///< %Town of the scope.
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bool readonly; ///< When set, persistent storage of the town is read-only,
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/**
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* Resolver of a town scope.
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* @param ro Surrounding resolver.
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* @param t %Town of the scope.
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* @param readonly Scope may change persistent storage of the town.
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*/
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TownScopeResolver(ResolverObject &ro, Town *t, bool readonly)
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: ScopeResolver(ro), t(t), readonly(readonly)
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{
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}
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virtual uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
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virtual void StorePSA(uint reg, int32 value);
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};
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/**
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* Fake scope resolver for nonexistent towns.
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*
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* The purpose of this class is to provide a house resolver for a given house type
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* but not an actual house instatntion. We need this when e.g. drawing houses in
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* GUI to keep backward compatibility with GRFs that were created before this
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* functionality. When querying house sprites, certain GRF may read various town
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* variables e.g. the population. Since the building doesn't exists and is not
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* bounded to any town we have no real values that we can return. Instead of
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* failing, this resolver will return fake values.
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*/
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struct FakeTownScopeResolver : public ScopeResolver {
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FakeTownScopeResolver(ResolverObject &ro) : ScopeResolver(ro)
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{ }
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virtual uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
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};
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/** Resolver of town properties. */
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struct TownResolverObject : public ResolverObject {
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TownScopeResolver town_scope; ///< Scope resolver specific for towns.
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TownResolverObject(const struct GRFFile *grffile, Town *t, bool readonly);
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ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0) override
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{
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switch (scope) {
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case VSG_SCOPE_SELF: return &town_scope;
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default: return ResolverObject::GetScope(scope, relative);
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}
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}
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};
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#endif /* NEWGRF_TOWN_H */
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