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Location: cpp/openttd-patchpack/source/src/newgrf_airport.cpp
r14989:1de78b869576
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(svn r19611) -Update from WebTranslator v3.0:
indonesian - 11 changes by fanioz
indonesian - 11 changes by fanioz
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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_airport.h NewGRF handling of airports. */
#include "stdafx.h"
#include "airport.h"
#include "newgrf_airport.h"
#include "date_func.h"
#include "settings_type.h"
#include "core/alloc_type.hpp"
#include "newgrf.h"
#include "newgrf_commons.h"
#include "table/strings.h"
static AirportClass _airport_classes[APC_MAX];
AirportOverrideManager _airport_mngr(NEW_AIRPORT_OFFSET, NUM_AIRPORTS, AT_INVALID);
AirportSpec AirportSpec::specs[NUM_AIRPORTS];
/**
* Retrieve airport spec for the given airport. If an override is available
* it is returned.
* @param type index of airport
* @return A pointer to the corresponding AirportSpec
*/
/* static */ const AirportSpec *AirportSpec::Get(byte type)
{
assert(type < lengthof(AirportSpec::specs));
const AirportSpec *as = &AirportSpec::specs[type];
if (type >= NEW_AIRPORT_OFFSET && !as->enabled) {
byte subst_id = _airport_mngr.GetSubstituteID(type);
if (subst_id == AT_INVALID) return as;
as = &AirportSpec::specs[subst_id];
}
if (as->grf_prop.override != AT_INVALID) return &AirportSpec::specs[as->grf_prop.override];
return as;
}
/**
* Retrieve airport spec for the given airport. Even if an override is
* available the base spec is returned.
* @param type index of airport
* @return A pointer to the corresponding AirportSpec
*/
/* static */ AirportSpec *AirportSpec::GetWithoutOverride(byte type)
{
assert(type < lengthof(AirportSpec::specs));
return &AirportSpec::specs[type];
}
bool AirportSpec::IsAvailable() const
{
if (!this->enabled) return false;
if (_cur_year < this->min_year) return false;
if (_settings_game.station.never_expire_airports) return true;
return _cur_year <= this->max_year;
}
/**
* This function initialize the airportspec array.
*/
void AirportSpec::ResetAirports()
{
extern const AirportSpec _origin_airport_specs[];
memset(&AirportSpec::specs, 0, sizeof(AirportSpec::specs));
memcpy(&AirportSpec::specs, &_origin_airport_specs, sizeof(AirportSpec) * NEW_AIRPORT_OFFSET);
_airport_mngr.ResetOverride();
}
/**
* Allocate an airport class for the given class id
* @param cls A 32 bit value identifying the class
* @return Index into _airport_classes of allocated class
*/
AirportClassID AllocateAirportClass(uint32 cls)
{
for (AirportClassID i = APC_BEGIN; i < APC_MAX; i++) {
if (_airport_classes[i].id == cls) {
/* ClassID is already allocated, so reuse it. */
return i;
} else if (_airport_classes[i].id == 0) {
/* This class is empty, so allocate it to the ClassID. */
_airport_classes[i].id = cls;
return i;
}
}
grfmsg(2, "AllocateAirportClass: already allocated %d classes, using small airports class", APC_MAX);
return APC_SMALL;
}
/**
* Set the name of an airport class
* @param id The id of the class to change the name from
* @param name The new name for the class
*/
void SetAirportClassName(AirportClassID id, StringID name)
{
assert(id < APC_MAX);
_airport_classes[id].name = name;
}
/**
* Retrieve the name of an airport class
* @param id The id of the airport class to get the name from
* @return The name of the given class
*/
StringID GetAirportClassName(AirportClassID id)
{
assert(id < APC_MAX);
return _airport_classes[id].name;
}
/**
* Get the number of airport classes in use
* @return The number of airport classes
*/
uint GetNumAirportClasses()
{
uint i;
for (i = APC_BEGIN; i < APC_MAX && _airport_classes[i].id != 0; i++) {}
return i;
}
/**
* Return the number of airports for the given airport class.
* @param id Index of the airport class.
* @return Number of airports in the class.
*/
uint GetNumAirportsInClass(AirportClassID id)
{
assert(id < APC_MAX);
return _airport_classes[id].airports;
}
/**
* Tie an airport spec to its airport class.
* @param statspec The airport spec.
*/
static void BindAirportSpecToClass(AirportSpec *as)
{
assert(as->aclass < APC_MAX);
AirportClass *airport_class = &_airport_classes[as->aclass];
int i = airport_class->airports++;
airport_class->spec = ReallocT(airport_class->spec, airport_class->airports);
airport_class->spec[i] = as;
}
/**
* Tie all airportspecs to their class.
*/
void BindAirportSpecs()
{
for (int i = 0; i < NUM_AIRPORTS; i++) {
AirportSpec *as = AirportSpec::GetWithoutOverride(i);
if (as->enabled) BindAirportSpecToClass(as);
}
}
/**
* Retrieve an airport spec from a class.
* @param aclass Index of the airport class.
* @param airport The airport index with the class.
* @return The station spec.
*/
const AirportSpec *GetAirportSpecFromClass(AirportClassID aclass, uint airport)
{
assert(aclass < APC_MAX);
assert(airport < _airport_classes[aclass].airports);
return _airport_classes[aclass].spec[airport];
}
/**
* Reset airport classes to their default state.
* This includes initialising the defaults classes with an empty
* entry, for standard airports.
*/
void ResetAirportClasses()
{
for (AirportClassID i = APC_BEGIN; i < APC_MAX; i++) {
_airport_classes[i].id = 0;
_airport_classes[i].name = STR_EMPTY;
_airport_classes[i].airports = 0;
free(_airport_classes[i].spec);
_airport_classes[i].spec = NULL;
}
/* Set up initial data */
AirportClassID id = AllocateAirportClass('SMAL');
SetAirportClassName(id, STR_AIRPORT_CLASS_SMALL);
id = AllocateAirportClass('LARG');
SetAirportClassName(id, STR_AIRPORT_CLASS_LARGE);
id = AllocateAirportClass('HUB_');
SetAirportClassName(id, STR_AIRPORT_CLASS_HUB);
id = AllocateAirportClass('HELI');
SetAirportClassName(id, STR_AIRPORT_CLASS_HELIPORTS);
}
void AirportOverrideManager::SetEntitySpec(AirportSpec *as)
{
byte airport_id = this->AddEntityID(as->grf_prop.local_id, as->grf_prop.grffile->grfid, as->grf_prop.subst_id);
if (airport_id == invalid_ID) {
grfmsg(1, "Airport.SetEntitySpec: Too many airports allocated. Ignoring.");
return;
}
memcpy(AirportSpec::GetWithoutOverride(airport_id), as, sizeof(*as));
/* Now add the overrides. */
for (int i = 0; i < max_offset; i++) {
AirportSpec *overridden_as = AirportSpec::GetWithoutOverride(i);
if (entity_overrides[i] != as->grf_prop.local_id || grfid_overrides[i] != as->grf_prop.grffile->grfid) continue;
overridden_as->grf_prop.override = airport_id;
overridden_as->enabled = false;
entity_overrides[i] = invalid_ID;
grfid_overrides[i] = 0;
}
}
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