mirror of https://github.com/OpenTTD/OpenTTD.git
93 lines
4.1 KiB
C++
93 lines
4.1 KiB
C++
/*
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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_airporttiles.h NewGRF handling of airport tiles. */
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#ifndef NEWGRF_AIRPORTTILES_H
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#define NEWGRF_AIRPORTTILES_H
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#include "airport.h"
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#include "station_map.h"
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#include "newgrf_animation_type.h"
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#include "newgrf_commons.h"
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#include "newgrf_spritegroup.h"
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#include "station_base.h"
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/** Scope resolver for handling the tiles of an airport. */
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struct AirportTileScopeResolver : public ScopeResolver {
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struct Station *st; ///< %Station of the airport for which the callback is run, or \c nullptr for build gui.
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uint8_t airport_id; ///< Type of airport for which the callback is run.
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TileIndex tile; ///< Tile for the callback, only valid for airporttile callbacks.
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const AirportTileSpec *ats;
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/**
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* Constructor of the scope resolver specific for airport tiles.
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* @param ats Specification of the airport tiles.
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* @param tile %Tile for the callback, only valid for airporttile callbacks.
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* @param st Station of the airport for which the callback is run, or \c nullptr for build gui.
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*/
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AirportTileScopeResolver(ResolverObject &ro, const AirportTileSpec *ats, TileIndex tile, Station *st)
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: ScopeResolver(ro), st(st), tile(tile), ats(ats)
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{
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assert(st != nullptr);
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this->airport_id = st->airport.type;
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}
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uint32_t GetRandomBits() const override;
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uint32_t GetVariable(uint8_t variable, [[maybe_unused]] uint32_t parameter, bool *available) const override;
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};
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/** Resolver for tiles of an airport. */
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struct AirportTileResolverObject : public ResolverObject {
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AirportTileScopeResolver tiles_scope; ///< Scope resolver for the tiles.
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AirportScopeResolver airport_scope; ///< Scope resolver for the airport owning the tile.
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AirportTileResolverObject(const AirportTileSpec *ats, TileIndex tile, Station *st,
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CallbackID callback = CBID_NO_CALLBACK, uint32_t callback_param1 = 0, uint32_t callback_param2 = 0);
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ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, uint8_t relative = 0) override
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{
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switch (scope) {
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case VSG_SCOPE_SELF: return &tiles_scope;
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case VSG_SCOPE_PARENT: return &airport_scope;
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default: return ResolverObject::GetScope(scope, relative);
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}
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}
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GrfSpecFeature GetFeature() const override;
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uint32_t GetDebugID() const override;
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};
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/**
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* Defines the data structure of each individual tile of an airport.
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*/
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struct AirportTileSpec {
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AnimationInfo animation; ///< Information about the animation.
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StringID name; ///< Tile Subname string, land information on this tile will give you "AirportName (TileSubname)"
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uint8_t callback_mask; ///< Bitmask telling which grf callback is set
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uint8_t animation_special_flags; ///< Extra flags to influence the animation
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bool enabled; ///< entity still available (by default true). newgrf can disable it, though
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GRFFileProps grf_prop; ///< properties related the the grf file
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static const AirportTileSpec *Get(StationGfx gfx);
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static const AirportTileSpec *GetByTile(TileIndex tile);
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static void ResetAirportTiles();
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private:
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static AirportTileSpec tiles[NUM_AIRPORTTILES];
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friend void AirportTileOverrideManager::SetEntitySpec(const AirportTileSpec *airpts);
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};
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void AnimateAirportTile(TileIndex tile);
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void AirportTileAnimationTrigger(Station *st, TileIndex tile, AirpAnimationTrigger trigger, CargoID cargo_type = INVALID_CARGO);
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void AirportAnimationTrigger(Station *st, AirpAnimationTrigger trigger, CargoID cargo_type = INVALID_CARGO);
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bool DrawNewAirportTile(TileInfo *ti, Station *st, const AirportTileSpec *airts);
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#endif /* NEWGRF_AIRPORTTILES_H */
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