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/* $Id$ */

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#include "stdafx.h"

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#include "openttd.h"

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#include "table/strings.h"

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#include "table/sprites.h"

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#include "functions.h"

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#include "map.h"

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#include "tile.h"

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#include "command.h"

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#include "viewport.h"

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#include "player.h"

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#include "gui.h"

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#include "station.h"

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#include "economy.h"

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#include "town.h"

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#include "sprite.h"

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#include "unmovable_map.h"

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#include "variables.h"

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    21

/** Destroy a HQ.

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 * During normal gameplay you can only implicitely destroy a HQ when you are

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 * rebuilding it. Otherwise, only water can destroy it.

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 * @param tile tile coordinates where HQ is located to destroy

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 * @param flags docommand flags of calling function

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 */

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static int32 DestroyCompanyHQ(TileIndex tile, uint32 flags)

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{

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	Player *p;

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    31

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

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    33

	/* Find player that has HQ flooded, and reset their location_of_house */

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	if (_current_player == OWNER_WATER) {

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		bool dodelete = false;

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    37

		FOR_ALL_PLAYERS(p) {

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			if (p->location_of_house == tile) {

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				dodelete = true;

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				break;

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			}

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		}

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		if (!dodelete) return CMD_ERROR;

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	} else /* Destruction was initiated by player */

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		p = GetPlayer(_current_player);

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    47

		if (p->location_of_house == 0) return CMD_ERROR;

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    49

		if (flags & DC_EXEC) {

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			DoClearSquare(p->location_of_house + TileDiffXY(0, 0));

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			DoClearSquare(p->location_of_house + TileDiffXY(0, 1));

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			DoClearSquare(p->location_of_house + TileDiffXY(1, 0));

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			DoClearSquare(p->location_of_house + TileDiffXY(1, 1));

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			p->location_of_house = 0; // reset HQ position

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			InvalidateWindow(WC_COMPANY, p->index);

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		}

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    58

	// cost of relocating company is 1% of company value

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		return CalculateCompanyValue(p) / 100;

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}

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    62

void UpdateCompanyHQ(Player *p, uint score)

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{

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	byte val;

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	TileIndex tile = p->location_of_house;

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    67

	if (tile == 0)

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		return;

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    70

	(val = 0, score < 170) ||

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	(val++, score < 350) ||

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	(val++, score < 520) ||

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	(val++, score < 720) ||

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	(val++, true);

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    76

	EnlargeCompanyHQ(tile, val);

    77

    78

	MarkTileDirtyByTile(tile + TileDiffXY(0, 0));

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	MarkTileDirtyByTile(tile + TileDiffXY(0, 1));

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	MarkTileDirtyByTile(tile + TileDiffXY(1, 0));

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	MarkTileDirtyByTile(tile + TileDiffXY(1, 1));

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}

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/** Build or relocate the HQ. This depends if the HQ is already built or not

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 * @param x,y the coordinates where the HQ will be built or relocated to

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 * @param p1 unused

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 * @param p2 unused

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 */

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extern int32 CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invalid_dirs, int *);

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int32 CmdBuildCompanyHQ(int x, int y, uint32 flags, uint32 p1, uint32 p2)

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{

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	TileIndex tile = TileVirtXY(x, y);

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	Player *p = GetPlayer(_current_player);

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	int cost;

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	int32 ret;

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    97

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

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    99

	ret = CheckFlatLandBelow(tile, 2, 2, flags, 0, NULL);

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	if (CmdFailed(ret)) return ret;

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	cost = ret;

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   103

	if (p->location_of_house != 0) { /* Moving HQ */

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		ret = DestroyCompanyHQ(p->location_of_house, flags);

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		if (CmdFailed(ret)) return CMD_ERROR;

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		cost += ret;

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	}

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   109

	if (flags & DC_EXEC) {

   110

		int score = UpdateCompanyRatingAndValue(p, false);

   111

   112

		p->location_of_house = tile;

   113

   114

		MakeCompanyHQ(tile, _current_player);

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   116

		UpdateCompanyHQ(p, score);

   117

		InvalidateWindow(WC_COMPANY, p->index);

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	}

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   120

	return cost;

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}

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   123

typedef struct DrawTileUnmovableStruct {

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	uint16 image;

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	byte subcoord_x;

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	byte subcoord_y;

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	byte width;

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	byte height;

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	byte z_size;

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	byte unused;

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} DrawTileUnmovableStruct;

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   133

#include "table/unmovable_land.h"

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   135

static void DrawTile_Unmovable(TileInfo *ti)

   136

{

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	uint32 image, ormod;

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   157

			DrawGroundSprite(SPR_CONCRETE_GROUND);

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   159

			image = PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile));

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			image += PALETTE_MODIFIER_COLOR | SPR_STATUE_COMPANY;

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			AddSortableSpriteToDraw(image, ti->x, ti->y, 16, 16, 25, ti->z);

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			DrawClearLandTile(ti, 0);

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			AddSortableSpriteToDraw(

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				PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile)) + PALETTE_MODIFIER_COLOR + SPR_BOUGHT_LAND,

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			);

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   177

   180

   197

	}

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}

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   200

static uint GetSlopeZ_Unmovable(const TileInfo* ti)

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{

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	if (IsOwnedLand(ti->tile)) {

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		return ti->z + GetPartialZ(ti->x & 0xF, ti->y & 0xF, ti->tileh);

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	} else {

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		return ti->z + (ti->tileh == 0 ? 0 : 8);

   206

	}

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}

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   209

static uint GetSlopeTileh_Unmovable(TileIndex tile, uint tileh)

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{

   211

	return IsOwnedLand(tile) ? tileh : 0;

   212

}

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   214

static int32 ClearTile_Unmovable(TileIndex tile, byte flags)

   215

{

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		if (_current_player == OWNER_WATER) return DestroyCompanyHQ(tile, DC_EXEC);

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		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

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	}

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   221

	if (IsOwnedLand(tile)) {

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		return DoCommandByTile(tile, 0, 0, flags, CMD_SELL_LAND_AREA);

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	}

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   225

	// checks if you're allowed to remove unmovable things

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	if (_game_mode != GM_EDITOR && _current_player != OWNER_WATER && ((flags & DC_AUTO || !_cheats.magic_bulldozer.value)) )

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		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

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   229

	if (flags & DC_EXEC) {

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		DoClearSquare(tile);

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	}

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	return 0;

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}

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static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

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{

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	uint level; // HQ level (depends on company performance) in the range 1..5.

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	/* HQ accepts passenger and mail; but we have to divide the values

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	 * between 4 tiles it occupies! */

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	// Top town building generates 10, so to make HQ interesting, the top

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	// type makes 20.

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	ac[CT_PASSENGERS] = max(1, level);

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	// Top town building generates 4, HQ can make up to 8. The

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	// proportion passengers:mail is different because such a huge

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	// commercial building generates unusually high amount of mail

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	// correspondence per physical visitor.

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	ac[CT_MAIL] = max(1, level / 2);

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}

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static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

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{

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	switch (GetUnmovableType(tile)) {

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		case UNMOVABLE_TRANSMITTER: td->str = STR_5801_TRANSMITTER; break;

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		case UNMOVABLE_LIGHTHOUSE:  td->str = STR_5802_LIGHTHOUSE; break;

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		case UNMOVABLE_STATUE:      td->str = STR_2016_STATUE; break;

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		case UNMOVABLE_OWNED_LAND:  td->str = STR_5805_COMPANY_OWNED_LAND; break;

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		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

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	}

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	td->owner = GetTileOwner(tile);

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}

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   271

static void AnimateTile_Unmovable(TileIndex tile)

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{

   273

	/* not used */

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}

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   276

static void TileLoop_Unmovable(TileIndex tile)

   277

{

   278

	uint level; // HQ level (depends on company performance) in the range 1..5.

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	uint32 r;

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   282

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	/* HQ accepts passenger and mail; but we have to divide the values

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	 * between 4 tiles it occupies! */

   285

   287

	assert(level < 6);

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	r = Random();

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	// Top town buildings generate 250, so the top HQ type makes 256.

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	if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {

   292

		uint amt = GB(r, 0, 8) / 8 / 4 + 1;

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		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;

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		MoveGoodsToStation(tile, 2, 2, CT_PASSENGERS, amt);

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	}

   296

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	// Top town building generates 90, HQ can make up to 196. The

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	// proportion passengers:mail is about the same as in the acceptance

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	// equations.

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	if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {

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		uint amt = GB(r, 8, 8) / 8 / 4 + 1;

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		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;

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		MoveGoodsToStation(tile, 2, 2, CT_MAIL, amt);

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	}

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}

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static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

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{

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	return 0;

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}

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static void ClickTile_Unmovable(TileIndex tile)

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{

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}

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/* checks, if a radio tower is within a 9x9 tile square around tile */

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static bool checkRadioTowerNearby(TileIndex tile)

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{

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	TileIndex tile_s = tile - TileDiffXY(4, 4);

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	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

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		if (IsTransmitterTile(tile)) return false;

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	END_TILE_LOOP(tile, 9, 9, tile_s)

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	return true;

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}

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void GenerateUnmovables(void)

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{

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	int i,j;

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	TileIndex tile;

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	uint h;

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	uint maxx;

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	uint maxy;

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   338

	if (_opt.landscape == LT_CANDY) return;

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   340

	/* add radio tower */

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	i = ScaleByMapSize(1000);

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	j = ScaleByMapSize(40); // maximum number of radio towers on the map

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	do {

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		tile = RandomTile();

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		if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h >= 32) {

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			if (!checkRadioTowerNearby(tile)) continue;

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			MakeTransmitter(tile);

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			if (--j == 0) break;

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		}

   350

	} while (--i);

   351

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	if (_opt.landscape == LT_DESERT) return;

   353

   354

	/* add lighthouses */

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	i = ScaleByMapSize1D((Random() & 3) + 7);

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	maxx = MapMaxX();

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	maxy = MapMaxY();

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	do {

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		uint32 r;

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		DiagDirection dir;

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   362

restart:

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		r = Random();

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		dir = GB(r, 30, 2);

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		switch (dir) {

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			default:

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			case DIAGDIR_NE: tile = TileXY(maxx,     r % maxy); break;

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			case DIAGDIR_SE: tile = TileXY(r % maxx, 0);        break;

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			case DIAGDIR_SW: tile = TileXY(0,        r % maxy); break;

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			case DIAGDIR_NW: tile = TileXY(r % maxx, maxy);     break;

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		}

   372

		j = 20;

   373

		do {

   374

			if (--j == 0) goto restart;

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			tile = TILE_MASK(tile + TileOffsByDir(dir));

   376

		} while (!(IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h <= TILE_HEIGHT * 2));

   377

   378

		assert(tile == TILE_MASK(tile));

   379

   380

		MakeLighthouse(tile);

   381

	} while (--i);

   382

}

   383

   384

static void ChangeTileOwner_Unmovable(TileIndex tile, PlayerID old_player, PlayerID new_player)

   385

{

   386

	if (!IsTileOwner(tile, old_player)) return;

   387

   389

		SetTileOwner(tile, new_player);

   390

	} else {

   391

		DoClearSquare(tile);

   392

	}

   393

}

   394

   395

const TileTypeProcs _tile_type_unmovable_procs = {

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	DrawTile_Unmovable,             /* draw_tile_proc */

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	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   398

	ClearTile_Unmovable,            /* clear_tile_proc */

   399

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   400

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

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	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   402

	ClickTile_Unmovable,            /* click_tile_proc */

   403

	AnimateTile_Unmovable,          /* animate_tile_proc */

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	TileLoop_Unmovable,             /* tile_loop_clear */

   405

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

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	NULL,                           /* get_produced_cargo_proc */

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	NULL,                           /* vehicle_enter_tile_proc */

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	NULL,                           /* vehicle_leave_tile_proc */

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	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   410

};