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/*
* This file is part of OpenTTD.
* 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.
* 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.
* 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/>.
*/
/** @file newgrf_airporttiles.h NewGRF handling of airport tiles. */
#ifndef NEWGRF_AIRPORTTILES_H
#define NEWGRF_AIRPORTTILES_H
#include "airport.h"
#include "station_map.h"
#include "newgrf_animation_type.h"
#include "newgrf_commons.h"
#include "newgrf_spritegroup.h"
#include "station_base.h"
/** Scope resolver for handling the tiles of an airport. */
struct AirportTileScopeResolver : public ScopeResolver {
struct Station *st; ///< %Station of the airport for which the callback is run, or \c nullptr for build gui.
byte airport_id; ///< Type of airport for which the callback is run.
TileIndex tile; ///< Tile for the callback, only valid for airporttile callbacks.
/**
* Constructor of the scope resolver specific for airport tiles.
* @param ats Specification of the airport tiles.
* @param tile %Tile for the callback, only valid for airporttile callbacks.
* @param st Station of the airport for which the callback is run, or \c nullptr for build gui.
*/
AirportTileScopeResolver(ResolverObject &ro, const AirportTileSpec *ats, TileIndex tile, Station *st)
: ScopeResolver(ro), st(st), tile(tile)
{
assert(st != nullptr);
this->airport_id = st->airport.type;
}
uint32 GetRandomBits() const override;
uint32 GetVariable(byte variable, uint32 parameter, bool *available) const override;
};
/** Resolver for tiles of an airport. */
struct AirportTileResolverObject : public ResolverObject {
AirportTileScopeResolver tiles_scope; ///< Scope resolver for the tiles.
AirportTileResolverObject(const AirportTileSpec *ats, TileIndex tile, Station *st,
CallbackID callback = CBID_NO_CALLBACK, uint32 callback_param1 = 0, uint32 callback_param2 = 0);
ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0) override
{
switch (scope) {
case VSG_SCOPE_SELF: return &tiles_scope;
default: return ResolverObject::GetScope(scope, relative);
}
}
};
/**
* Defines the data structure of each individual tile of an airport.
*/
struct AirportTileSpec {
AnimationInfo animation; ///< Information about the animation.
StringID name; ///< Tile Subname string, land information on this tile will give you "AirportName (TileSubname)"
uint8 callback_mask; ///< Bitmask telling which grf callback is set
uint8 animation_special_flags; ///< Extra flags to influence the animation
bool enabled; ///< entity still available (by default true). newgrf can disable it, though
GRFFileProps grf_prop; ///< properties related the the grf file
static const AirportTileSpec *Get(StationGfx gfx);
static const AirportTileSpec *GetByTile(TileIndex tile);
static void ResetAirportTiles();
private:
static AirportTileSpec tiles[NUM_AIRPORTTILES];
friend void AirportTileOverrideManager::SetEntitySpec(const AirportTileSpec *airpts);
};
StationGfx GetTranslatedAirportTileID(StationGfx gfx);
void AnimateAirportTile(TileIndex tile);
void AirportTileAnimationTrigger(Station *st, TileIndex tile, AirpAnimationTrigger trigger, CargoID cargo_type = CT_INVALID);
void AirportAnimationTrigger(Station *st, AirpAnimationTrigger trigger, CargoID cargo_type = CT_INVALID);
bool DrawNewAirportTile(TileInfo *ti, Station *st, StationGfx gfx, const AirportTileSpec *airts);
#endif /* NEWGRF_AIRPORTTILES_H */
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