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/* $Id$ */

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/** @file industry_map.h Accessors for industries */

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#ifndef INDUSTRY_MAP_H

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#define INDUSTRY_MAP_H

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#include "industry.h"

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#include "macros.h"

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#include "tile.h"

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/**

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 * The following enums are indices used to know what to draw for this industry tile.

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 * They all are pointing toward array _industry_draw_tile_data, in table/industry_land.h

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 * How to calculate the correct position ? GFXid << 2 | IndustryStage (0 to 3)

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 */

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enum {

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	GFX_POWERPLANT_SPARKS =  10,

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	GFX_OILWELL_BASE      =  29,

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	GFX_OILWELL_ANIM1     =  30,

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	GFX_OILWELL_ANIM2     =  31,

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	GFX_OILWELL_ANIM3     =  32,

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	GFX_BUBBLE_CATCHER    = 162,

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	GFX_TOFFEE_QUARY      = 165,

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	GFX_SUGAR_MINE_SIEVE  = 174,

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	GFX_TOY_FACTORY       = 143

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};

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static inline uint GetIndustryIndex(TileIndex t)

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{

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	assert(IsTileType(t, MP_INDUSTRY));

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	return _m[t].m2;

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}

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static inline Industry* GetIndustryByTile(TileIndex t)

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{

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	return GetIndustry(GetIndustryIndex(t));

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}

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static inline bool IsIndustryCompleted(TileIndex t)

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{

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	assert(IsTileType(t, MP_INDUSTRY));

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	return HASBIT(_m[t].m1, 7);

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}

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IndustryType GetIndustryType(TileIndex tile);

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/**

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 * Set if the industry that owns the tile as under construction or not

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 * @param tile the tile to query

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 * @param isCompleted whether it is completed or not

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 * @pre IsTileType(tile, MP_INDUSTRY)

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 */

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static inline void SetIndustryCompleted(TileIndex tile, bool isCompleted)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	SB(_m[tile].m1, 7, 1, isCompleted ? 1 :0);

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}

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/**

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 * Returns the industry construction stage of the specified tile

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 * @param tile the tile to query

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 * @pre IsTileType(tile, MP_INDUSTRY)

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 * @return the construction stage

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 */

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static inline byte GetIndustryConstructionStage(TileIndex tile)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	return GB(_m[tile].m1, 0, 2);

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}

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/**

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 * Sets the industry construction stage of the specified tile

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 * @param tile the tile to query

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 * @param value the new construction stage

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 * @pre IsTileType(tile, MP_INDUSTRY)

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 */

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static inline void SetIndustryConstructionStage(TileIndex tile, byte value)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	SB(_m[tile].m1, 0, 2, value);

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}

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static inline IndustryGfx GetIndustryGfx(TileIndex t)

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{

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	assert(IsTileType(t, MP_INDUSTRY));

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	return _m[t].m5;

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}

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static inline void SetIndustryGfx(TileIndex t, IndustryGfx gfx)

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{

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	assert(IsTileType(t, MP_INDUSTRY));

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	_m[t].m5 = gfx;

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}

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static inline void MakeIndustry(TileIndex t, uint index, IndustryGfx gfx)

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{

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	SetTileType(t, MP_INDUSTRY);

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	_m[t].m1 = 0;

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	_m[t].m2 = index;

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	_m[t].m3 = 0;

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	_m[t].m4 = 0;

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	_m[t].m5 = gfx;

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}

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/**

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 * Returns this indutry tile's construction counter value

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 * @param tile the tile to query

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 * @pre IsTileType(tile, MP_INDUSTRY)

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 * @return the construction counter

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 */

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static inline byte GetIndustryConstructionCounter(TileIndex tile)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	return GB(_m[tile].m1, 2, 2);

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}

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/**

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 * Sets this indutry tile's construction counter value

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 * @param tile the tile to query

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 * @param value the new value for the construction counter

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 * @pre IsTileType(tile, MP_INDUSTRY)

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 */

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static inline void SetIndustryConstructionCounter(TileIndex tile, byte value)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	SB(_m[tile].m1, 2, 2, value);

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}

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/**

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 * Reset the construction stage counter of the industry,

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 * as well as the completion bit.

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 * In fact, it is the same as restarting construction frmo ground up

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 * @param tile the tile to query

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 * @param generating_world whether generating a world or not

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 * @pre IsTileType(tile, MP_INDUSTRY)

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 */

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static inline void ResetIndustryConstructionStage(TileIndex tile)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	_m[tile].m1 = 0;

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}

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typedef struct IndustryTypeSolver {

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	IndustryGfx MinGfx;

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	IndustryGfx MaxGfx;

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} IndustryTypeSolver;

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static const IndustryTypeSolver industry_gfx_Solver [IT_END] = {

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	{  0,   6}, //IT_COAL_MINE

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	{  7,  10}, //IT_POWER_STATION,

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	{ 11,  15}, //IT_SAWMILL,

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	{ 16,  17}, //IT_FOREST,

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	{ 18,  23}, //IT_OIL_REFINERY,

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	{ 24,  28}, //IT_OIL_RIG,

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	{ 29,  31}, //IT_OIL_WELL,

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	{ 32,  38}, //IT_FARM,

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	{ 39,  42}, //IT_FACTORY,

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	{ 43,  46}, //IT_PRINTING_WORKS,

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	{ 47,  51}, //IT_COPPER_MINE,

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	{ 52,  57}, //IT_STEEL_MILL,

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	{ 58,  59}, //IT_BANK_TEMP,

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	{ 60,  63}, //IT_FOOD_PROCESS,

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	{ 64,  71}, //IT_PAPER_MILL,

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	{ 72,  88}, //IT_GOLD_MINE,

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	{ 89,  90}, //IT_BANK_TROPIC_ARCTIC,

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	{ 91,  99}, //IT_DIAMOND_MINE,

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	{100, 115}, //IT_IRON_MINE,

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	{116, 116}, //IT_FRUIT_PLANTATION,

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	{117, 117}, //IT_RUBBER_PLANTATION,

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	{118, 119}, //IT_WATER_SUPPLY,

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	{120, 120}, //IT_WATER_TOWER,

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	{121, 124}, //IT_FACTORY_2,

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	{125, 128}, //IT_LUMBER_MILL,

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	{129, 130}, //IT_COTTON_CANDY,

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	{131, 134}, //IT_CANDY_FACTORY or sweet factory

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	{135, 136}, //IT_BATTERY_FARM,

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	{137, 137}, //IT_COLA_WELLS,

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	{138, 141}, //IT_TOY_SHOP,

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	{142, 147}, //IT_TOY_FACTORY,

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	{148, 155}, //IT_PLASTIC_FOUNTAINS,

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	{156, 159}, //IT_FIZZY_DRINK_FACTORY,

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	{160, 163}, //IT_BUBBLE_GENERATOR,

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	{164, 166}, //IT_TOFFEE_QUARRY,

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	{167, 174}  //IT_SUGAR_MINE,

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};

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/**

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 * Get the animation loop number

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 * @param tile the tile to get the animation loop number of

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 * @pre IsTileType(tile, MP_INDUSTRY

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 */

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static inline byte GetIndustryAnimationLoop(TileIndex tile)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	return _m[tile].m4;

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}

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/**

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 * Set the animation loop number

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 * @param tile the tile to set the animation loop number of

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 * @param count the new animation frame number

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 * @pre IsTileType(tile, MP_INDUSTRY

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 */

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static inline void SetIndustryAnimationLoop(TileIndex tile, byte count)

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{

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	assert(IsTileType(tile, MP_INDUSTRY));

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	_m[tile].m4 = count;

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}

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#endif /* INDUSTRY_MAP_H */