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/* $Id$ */

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#include "stdafx.h"

     4

#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"

    10

#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.

    22

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

    23

 * 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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 */

    27

static int32 DestroyCompanyHQ(TileIndex tile, uint32 flags)

    28

{

    29

	Player *p;

    30

    31

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    32

    33

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

    34

	if (_current_player == OWNER_WATER) {

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		bool dodelete = false;

    36

    37

		FOR_ALL_PLAYERS(p) {

    38

			if (p->location_of_house == tile) {

    39

				dodelete = true;

    40

				break;

    41

			}

    42

		}

    43

		if (!dodelete) return CMD_ERROR;

    44

	} else /* Destruction was initiated by player */

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		p = GetPlayer(_current_player);

    46

    47

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

    48

    49

		if (flags & DC_EXEC) {

    50

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

    51

			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));

    54

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

    55

			InvalidateWindow(WC_COMPANY, p->index);

    56

		}

    57

    58

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

    59

		return CalculateCompanyValue(p) / 100;

    60

}

    61

    91

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

    92

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

    93

 * @param p1 unused

    94

 * @param p2 unused

    95

 */

    96

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

    97

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

    98

{

    99

	TileIndex tile = TileVirtXY(x, y);

   100

	Player *p = GetPlayer(_current_player);

   101

	int cost;

   102

	int32 ret;

   103

   104

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

   105

   106

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

   107

	if (CmdFailed(ret)) return ret;

   108

	cost = ret;

   109

   110

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

   111

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

   112

		if (CmdFailed(ret)) return CMD_ERROR;

   113

		cost += ret;

   114

	}

   115

   116

	if (flags & DC_EXEC) {

   117

		int score = UpdateCompanyRatingAndValue(p, false);

   118

   119

		p->location_of_house = tile;

   120

   121

		MakeCompanyHQ(tile, _current_player);

   122

   124

		InvalidateWindow(WC_COMPANY, p->index);

   125

	}

   126

   127

	return cost;

   128

}

   129

   130

typedef struct DrawTileUnmovableStruct {

   131

	uint16 image;

   132

	byte subcoord_x;

   133

	byte subcoord_y;

   134

	byte width;

   135

	byte height;

   136

	byte z_size;

   137

	byte unused;

   138

} DrawTileUnmovableStruct;

   139

   140

#include "table/unmovable_land.h"

   141

   142

static void DrawTile_Unmovable(TileInfo *ti)

   143

{

   144

	uint32 image, ormod;

   145

   146

	if (!(ti->map5 & 0x80)) {

   147

		if (ti->map5 == 2) {

   148

   149

			// statue

   150

			DrawGroundSprite(SPR_CONCRETE_GROUND);

   151

   152

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

   153

			image += PALETTE_MODIFIER_COLOR | SPR_STATUE_COMPANY;

   154

			if (_display_opt & DO_TRANS_BUILDINGS)

   155

				MAKE_TRANSPARENT(image);

   156

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

   157

		} else if (ti->map5 == 3) {

   158

   159

			// "owned by" sign

   160

			DrawClearLandTile(ti, 0);

   161

   162

			AddSortableSpriteToDraw(

   163

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

   164

				ti->x+8, ti->y+8,

   165

				1, 1,

   166

				10,

   167

				GetSlopeZ(ti->x+8, ti->y+8)

   168

			);

   169

		} else {

   170

			// lighthouse or transmitter

   171

   172

			const DrawTileUnmovableStruct *dtus;

   173

   174

			if (ti->tileh) DrawFoundation(ti, ti->tileh);

   175

			DrawClearLandTile(ti, 2);

   176

   177

			dtus = &_draw_tile_unmovable_data[ti->map5];

   178

   179

			image = dtus->image;

   180

			if (_display_opt & DO_TRANS_BUILDINGS)

   181

				MAKE_TRANSPARENT(image);

   182

   183

			AddSortableSpriteToDraw(image,

   184

				ti->x | dtus->subcoord_x,

   185

				ti->y | dtus->subcoord_y,

   186

				dtus->width, dtus->height,

   187

				dtus->z_size, ti->z);

   188

		}

   189

	} else {

   190

		const DrawTileSeqStruct *dtss;

   191

		const DrawTileSprites *t;

   192

   193

		if (ti->tileh) DrawFoundation(ti, ti->tileh);

   194

   195

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

   196

   197

		t = &_unmovable_display_datas[ti->map5 & 0x7F];

   198

		DrawGroundSprite(t->ground_sprite | ormod);

   199

   200

		foreach_draw_tile_seq(dtss, t->seq) {

   201

			image = dtss->image;

   202

			if (_display_opt & DO_TRANS_BUILDINGS) {

   203

				MAKE_TRANSPARENT(image);

   204

			} else {

   205

				image |= ormod;

   206

			}

   207

			AddSortableSpriteToDraw(image, ti->x + dtss->delta_x, ti->y + dtss->delta_y,

   208

				dtss->width, dtss->height, dtss->unk, ti->z + dtss->delta_z);

   209

		}

   210

	}

   211

}

   212

   213

static uint GetSlopeZ_Unmovable(const TileInfo* ti)

   214

{

   215

	if (IsOwnedLand(ti->tile)) {

   216

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

   217

	} else {

   218

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

   219

	}

   220

}

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   222

static uint GetSlopeTileh_Unmovable(const TileInfo *ti)

   223

{

   224

	return IsOwnedLand(ti->tile) ? ti->tileh : 0;

   225

}

   226

   227

static int32 ClearTile_Unmovable(TileIndex tile, byte flags)

   228

{

   229

	if (_m[tile].m5 & 0x80) {

   230

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

   231

		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   232

	}

   233

   234

	if (IsOwnedLand(tile)) {

   235

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

   236

	}

   237

   238

	// 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)) )

   240

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   241

   242

	if (flags & DC_EXEC) {

   243

		DoClearSquare(tile);

   244

	}

   245

   246

	return 0;

   247

}

   248

   249

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   250

{

   251

	byte m5 = _m[tile].m5;

   252

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

   253

   254

	if (!(m5 & 0x80)) {

   255

		/* not used */

   256

		return;

   257

	}

   258

   259

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

   260

	 * between 4 tiles it occupies! */

   261

   262

	level = (m5 & ~0x80) / 4 + 1;

   263

   264

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

   265

	// type makes 20.

   266

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

   267

   268

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

   269

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

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	// commercial building generates unusually high amount of mail

   271

	// correspondence per physical visitor.

   272

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

   273

}

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   275

   276

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   277

{

   278

	switch (GetUnmovableType(tile)) {

   279

		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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	}

   285

	td->owner = GetTileOwner(tile);

   286

}

   287

   288

static void AnimateTile_Unmovable(TileIndex tile)

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{

   290

	/* not used */

   291

}

   292

   293

static void TileLoop_Unmovable(TileIndex tile)

   294

{

   295

	byte m5 = _m[tile].m5;

   296

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

   297

	uint32 r;

   298

   299

	if (!(m5 & 0x80)) {

   300

		/* not used */

   301

		return;

   302

	}

   303

   304

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

   305

	 * between 4 tiles it occupies! */

   306

   307

	level = GB(m5, 0, 7) / 4 + 1;

   308

	assert(level < 6);

   309

   310

	r = Random();

   311

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

   312

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

   313

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

   314

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

   315

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

   316

	}

   317

   318

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

   319

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

   320

	// equations.

   321

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

   322

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

   323

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

   324

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

   325

	}

   326

}

   327

   328

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static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

   330

{

   331

	return 0;

   332

}

   333

   334

static void ClickTile_Unmovable(TileIndex tile)

   335

{

   336

	if (_m[tile].m5 & 0x80) {

   337

		ShowPlayerCompany(GetTileOwner(tile));

   338

	}

   339

}

   340

   341

   342

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

   343

static bool checkRadioTowerNearby(TileIndex tile)

   344

{

   345

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

   346

   347

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   348

		if (IsTransmitterTile(tile)) return false;

   349

	END_TILE_LOOP(tile, 9, 9, tile_s)

   350

	return true;

   351

}

   352

   353

void GenerateUnmovables(void)

   354

{

   355

	int i,j;

   356

	TileIndex tile;

   357

	uint h;

   358

	uint maxx;

   359

	uint maxy;

   360

   361

	if (_opt.landscape == LT_CANDY) return;

   362

   363

	/* add radio tower */

   364

	i = ScaleByMapSize(1000);

   365

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

   366

	do {

   367

		tile = RandomTile();

   368

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

   369

			if (!checkRadioTowerNearby(tile)) continue;

   370

			MakeTransmitter(tile);

   371

			if (--j == 0) break;

   372

		}

   373

	} while (--i);

   374

   375

	if (_opt.landscape == LT_DESERT) return;

   376

   377

	/* add lighthouses */

   378

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

   379

	maxx = MapMaxX();

   380

	maxy = MapMaxY();

   381

	do {

   382

		uint32 r;

   383

		DiagDirection dir;

   384

   385

restart:

   386

		r = Random();

   387

		dir = GB(r, 30, 2);

   388

		switch (dir) {

   389

			default:

   390

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

   391

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

   392

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

   393

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

   394

		}

   395

		j = 20;

   396

		do {

   397

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

   398

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

   399

		} while (!(IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h <= 16));

   400

   401

		assert(tile == TILE_MASK(tile));

   402

   403

		MakeLighthouse(tile);

   404

	} while (--i);

   405

}

   406

   407

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

   408

{

   409

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

   410

   411

	if (_m[tile].m5 == 3 && new_player != OWNER_SPECTATOR) {

   412

		SetTileOwner(tile, new_player);

   413

	} else {

   414

		DoClearSquare(tile);

   415

	}

   416

}

   417

   418

const TileTypeProcs _tile_type_unmovable_procs = {

   419

	DrawTile_Unmovable,             /* draw_tile_proc */

   420

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   421

	ClearTile_Unmovable,            /* clear_tile_proc */

   422

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   423

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   424

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   425

	ClickTile_Unmovable,            /* click_tile_proc */

   426

	AnimateTile_Unmovable,          /* animate_tile_proc */

   427

	TileLoop_Unmovable,             /* tile_loop_clear */

   428

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   429

	NULL,                           /* get_produced_cargo_proc */

   430

	NULL,                           /* vehicle_enter_tile_proc */

   431

	NULL,                           /* vehicle_leave_tile_proc */

   432

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   433

};