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/* $Id$ */
/** @file ai_industry.cpp Implementation of AIIndustry. */
#include "ai_industry.hpp"
#include "ai_cargo.hpp"
#include "ai_map.hpp"
#include "../../tile_type.h"
#include "../../industry.h"
#include "../../strings_func.h"
#include "../../station_map.h"
#include "table/strings.h"
/* static */ IndustryID AIIndustry::GetMaxIndustryID()
{
return ::GetMaxIndustryIndex();
}
/* static */ int32 AIIndustry::GetIndustryCount()
{
return ::GetNumIndustries();
}
/* static */ bool AIIndustry::IsValidIndustry(IndustryID industry_id)
{
return ::IsValidIndustryID(industry_id);
}
/* static */ char *AIIndustry::GetName(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return NULL;
static const int len = 64;
char *industry_name = MallocT<char>(len);
::SetDParam(0, industry_id);
::GetString(industry_name, STR_INDUSTRY, &industry_name[len - 1]);
return industry_name;
}
/* static */ bool AIIndustry::IsCargoAccepted(IndustryID industry_id, CargoID cargo_id)
{
if (!IsValidIndustry(industry_id)) return false;
if (!AICargo::IsValidCargo(cargo_id)) return false;
const Industry *i = ::GetIndustry(industry_id);
for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
if (i->accepts_cargo[j] == cargo_id) return true;
}
return false;
}
/* static */ int32 AIIndustry::GetStockpiledCargo(IndustryID industry_id, CargoID cargo_id)
{
if (!IsValidIndustry(industry_id)) return -1;
if (!AICargo::IsValidCargo(cargo_id)) return -1;
Industry *ind = ::GetIndustry(industry_id);
for (uint i = 0; i < lengthof(ind->accepts_cargo); i++) {
CargoID cid = ind->accepts_cargo[i];
if (cid == cargo_id) {
return ind->incoming_cargo_waiting[i];
}
}
return -1;
}
/* static */ int32 AIIndustry::GetLastMonthProduction(IndustryID industry_id, CargoID cargo_id)
{
if (!IsValidIndustry(industry_id)) return -1;
if (!AICargo::IsValidCargo(cargo_id)) return -1;
const Industry *i = ::GetIndustry(industry_id);
for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
if (i->produced_cargo[j] == cargo_id) return i->last_month_production[j];
}
return -1;
}
/* static */ int32 AIIndustry::GetLastMonthTransported(IndustryID industry_id, CargoID cargo_id)
{
if (!IsValidIndustry(industry_id)) return -1;
if (!AICargo::IsValidCargo(cargo_id)) return -1;
const Industry *i = ::GetIndustry(industry_id);
for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
if (i->produced_cargo[j] == cargo_id) return i->last_month_transported[j];
}
return -1;
}
/* static */ TileIndex AIIndustry::GetLocation(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return INVALID_TILE;
return ::GetIndustry(industry_id)->xy;
}
/* static */ int32 AIIndustry::GetAmountOfStationsAround(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return -1;
Industry *ind = ::GetIndustry(industry_id);
StationList stations;
::FindStationsAroundTiles(ind->xy, ind->width, ind->height, &stations);
return (int32)stations.Length();
}
/* static */ int32 AIIndustry::GetDistanceManhattanToTile(IndustryID industry_id, TileIndex tile)
{
if (!IsValidIndustry(industry_id)) return -1;
return AIMap::DistanceManhattan(tile, GetLocation(industry_id));
}
/* static */ int32 AIIndustry::GetDistanceSquareToTile(IndustryID industry_id, TileIndex tile)
{
if (!IsValidIndustry(industry_id)) return -1;
return AIMap::DistanceSquare(tile, GetLocation(industry_id));
}
/* static */ bool AIIndustry::IsBuiltOnWater(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return false;
return (::GetIndustrySpec(::GetIndustry(industry_id)->type)->behaviour & INDUSTRYBEH_BUILT_ONWATER) != 0;
}
/* static */ bool AIIndustry::HasHeliportAndDock(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return false;
return (::GetIndustrySpec(::GetIndustry(industry_id)->type)->behaviour & INDUSTRYBEH_AI_AIRSHIP_ROUTES) != 0;
}
/* static */ TileIndex AIIndustry::GetHeliportAndDockLocation(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return INVALID_TILE;
if (!HasHeliportAndDock(industry_id)) return INVALID_TILE;
const Industry *ind = ::GetIndustry(industry_id);
BEGIN_TILE_LOOP(tile_cur, ind->width, ind->height, ind->xy);
if (IsTileType(tile_cur, MP_STATION) && IsOilRig(tile_cur)) {
return tile_cur;
}
END_TILE_LOOP(tile_cur, ind->width, ind->height, ind->xy);
return INVALID_TILE;
}
/* static */ IndustryType AIIndustry::GetIndustryType(IndustryID industry_id)
{
if (!IsValidIndustry(industry_id)) return INVALID_INDUSTRYTYPE;
return ::GetIndustry(industry_id)->type;
}
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