1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "table/strings.h"

     6

#include "table/sprites.h"

     7

#include "functions.h"

     8

#include "map.h"

     9

#include "tile.h"

    10

#include "command.h"

    11

#include "viewport.h"

    12

#include "player.h"

    13

#include "gui.h"

    14

#include "station.h"

    15

#include "economy.h"

    16

#include "town.h"

    17

#include "sprite.h"

    18

#include "unmovable_map.h"

    19

#include "variables.h"

    20

#include "table/unmovable_land.h"

    21

#include "genworld.h"

    22

#include "bridge.h"

    23

    24

/** Destroy a HQ.

    25

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

    26

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

    27

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

    28

 * @param flags docommand flags of calling function

    29

 */

    30

static int32 DestroyCompanyHQ(PlayerID pid, uint32 flags)

    31

{

    32

	Player* p = GetPlayer(pid);

    33

    34

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    35

    36

	if (flags & DC_EXEC) {

    37

		TileIndex t = p->location_of_house;

    38

    39

		DoClearSquare(t + TileDiffXY(0, 0));

    40

		DoClearSquare(t + TileDiffXY(0, 1));

    41

		DoClearSquare(t + TileDiffXY(1, 0));

    42

		DoClearSquare(t + TileDiffXY(1, 1));

    43

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

    44

		InvalidateWindow(WC_COMPANY, pid);

    45

	}

    46

    47

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

    48

	return CalculateCompanyValue(p) / 100;

    49

}

    50

    51

void UpdateCompanyHQ(Player *p, uint score)

    52

{

    53

	byte val;

    54

	TileIndex tile = p->location_of_house;

    55

    56

	if (tile == 0) return;

    57

    58

	(val = 0, score < 170) ||

    59

	(val++, score < 350) ||

    60

	(val++, score < 520) ||

    61

	(val++, score < 720) ||

    62

	(val++, true);

    63

    64

	EnlargeCompanyHQ(tile, val);

    65

    66

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

    67

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

    68

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

    69

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

    70

}

    71

    72

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

    73

 * @param tile tile where the HQ will be built or relocated to

    74

 * @param p1 unused

    75

 * @param p2 unused

    76

 */

    77

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

    78

int32 CmdBuildCompanyHQ(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)

    79

{

    80

	Player *p = GetPlayer(_current_player);

    81

	int cost;

    82

	int32 ret;

    83

    84

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    85

    86

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

    87

	if (CmdFailed(ret)) return ret;

    88

	cost = ret;

    89

    90

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

    91

		cost += DestroyCompanyHQ(_current_player, flags);

    92

	}

    93

    94

	if (flags & DC_EXEC) {

    95

		int score = UpdateCompanyRatingAndValue(p, false);

    96

    97

		p->location_of_house = tile;

    98

    99

		MakeCompanyHQ(tile, _current_player);

   100

   101

		UpdateCompanyHQ(p, score);

   102

		InvalidateWindow(WC_COMPANY, p->index);

   103

	}

   104

   105

	return cost;

   106

}

   107

   108

static void DrawTile_Unmovable(TileInfo *ti)

   109

{

   110

	SpriteID image;

   111

	SpriteID pal;

   112

   113

	switch (GetUnmovableType(ti->tile)) {

   114

		case UNMOVABLE_TRANSMITTER:

   115

		case UNMOVABLE_LIGHTHOUSE: {

   116

			const DrawTileUnmovableStruct* dtus;

   117

   118

			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, ti->tileh);

   119

			DrawClearLandTile(ti, 2);

   120

   121

			dtus = &_draw_tile_unmovable_data[GetUnmovableType(ti->tile)];

   122

   123

			image = dtus->image;

   124

			if (_display_opt & DO_TRANS_BUILDINGS) {

   125

				SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   126

				pal = PALETTE_TO_TRANSPARENT;

   127

			} else {

   128

				pal = PAL_NONE;

   129

			}

   130

   131

			AddSortableSpriteToDraw(

   132

				image, pal, ti->x | dtus->subcoord_x, ti->y | dtus->subcoord_y,

   133

				dtus->width, dtus->height, dtus->z_size, ti->z

   134

			);

   135

			break;

   136

		}

   137

   138

		case UNMOVABLE_STATUE:

   139

			DrawGroundSprite(SPR_CONCRETE_GROUND, PAL_NONE);

   140

   141

			image = SPR_STATUE_COMPANY;

   142

			if (_display_opt & DO_TRANS_BUILDINGS) {

   143

				SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   144

				pal = PALETTE_TO_TRANSPARENT;

   145

			} else {

   146

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

   147

			}

   148

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

   149

			break;

   150

   151

		case UNMOVABLE_OWNED_LAND:

   152

			DrawClearLandTile(ti, 0);

   153

   154

			image = SPR_BOUGHT_LAND;

   156

			AddSortableSpriteToDraw(

   157

				image, pal,

   158

				ti->x + TILE_SIZE / 2, ti->y + TILE_SIZE / 2, 1, 1, 10, GetSlopeZ(ti->x + TILE_SIZE / 2, ti->y + TILE_SIZE / 2)

   159

			);

   160

			DrawBridgeMiddle(ti);

   161

			break;

   162

   163

		default: {

   164

			const DrawTileSeqStruct* dtss;

   165

			const DrawTileSprites* t;

   166

			SpriteID palette;

   167

   168

			assert(IsCompanyHQ(ti->tile));

   169

			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, ti->tileh);

   170

   171

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

   172

   173

			t = &_unmovable_display_datas[GetCompanyHQSection(ti->tile)];

   174

			DrawGroundSprite(t->ground_sprite, palette);

   175

   176

			foreach_draw_tile_seq(dtss, t->seq) {

   177

				image = dtss->image;

   178

				if (_display_opt & DO_TRANS_BUILDINGS) {

   179

					SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   180

					pal = PALETTE_TO_TRANSPARENT;

   181

				} else {

   182

					pal = palette;

   183

				}

   184

				AddSortableSpriteToDraw(

   185

					image, pal,

   186

					ti->x + dtss->delta_x, ti->y + dtss->delta_y,

   187

					dtss->size_x, dtss->size_y,

   188

					dtss->size_z, ti->z + dtss->delta_z

   189

				);

   190

			}

   191

			break;

   192

		}

   193

	}

   194

}

   195

   196

static uint GetSlopeZ_Unmovable(TileIndex tile, uint x, uint y)

   197

{

   198

	if (IsOwnedLand(tile)) {

   199

		uint z;

   200

		Slope tileh = GetTileSlope(tile, &z);

   201

   202

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

   203

	} else {

   204

		return GetTileMaxZ(tile);

   205

	}

   206

}

   207

   208

static Slope GetSlopeTileh_Unmovable(TileIndex tile, Slope tileh)

   209

{

   210

	return IsOwnedLand(tile) ? tileh : SLOPE_FLAT;

   211

}

   212

   213

static int32 ClearTile_Unmovable(TileIndex tile, byte flags)

   214

{

   215

	if (IsCompanyHQ(tile)) {

   216

		if (_current_player == OWNER_WATER) {

   217

			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);

   218

		} else {

   219

			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   220

		}

   221

	}

   222

   223

	if (IsOwnedLand(tile)) {

   224

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

   225

	}

   226

   227

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

   228

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

   229

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   230

   231

	if (IsStatue(tile)) {

   232

		TownID town = GetStatueTownID(tile);

   233

		CLRBIT(GetTown(town)->statues, _current_player);

   234

		InvalidateWindow(WC_TOWN_AUTHORITY, town);

   235

	}

   236

   237

	if (flags & DC_EXEC) {

   238

		DoClearSquare(tile);

   239

	}

   240

   241

	return 0;

   242

}

   243

   244

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   245

{

   246

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

   247

   248

	if (!IsCompanyHQ(tile)) return;

   249

   250

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

   251

	 * between 4 tiles it occupies! */

   252

   253

	level = GetCompanyHQSize(tile) + 1;

   254

   255

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

   256

	// type makes 20.

   257

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

   258

   259

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

   260

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

   261

	// commercial building generates unusually high amount of mail

   262

	// correspondence per physical visitor.

   263

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

   264

}

   265

   266

   267

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   268

{

   269

	switch (GetUnmovableType(tile)) {

   270

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

   271

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

   272

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

   273

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

   274

		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   275

	}

   276

	td->owner = GetTileOwner(tile);

   277

}

   278

   279

static void AnimateTile_Unmovable(TileIndex tile)

   280

{

   281

	/* not used */

   282

}

   283

   284

static void TileLoop_Unmovable(TileIndex tile)

   285

{

   286

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

   287

	uint32 r;

   288

   289

	if (!IsCompanyHQ(tile)) return;

   290

   291

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

   292

	 * between 4 tiles it occupies! */

   293

   294

	level = GetCompanyHQSize(tile) + 1;

   295

	assert(level < 6);

   296

   297

	r = Random();

   298

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

   299

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

   300

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

   301

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

   302

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

   303

	}

   304

   305

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

   306

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

   307

	// equations.

   308

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

   309

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

   310

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

   311

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

   312

	}

   313

}

   314

   315

   316

static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

   317

{

   318

	return 0;

   319

}

   320

   321

static void ClickTile_Unmovable(TileIndex tile)

   322

{

   323

	if (IsCompanyHQ(tile)) ShowPlayerCompany(GetTileOwner(tile));

   324

}

   325

   326

   327

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

   328

static bool IsRadioTowerNearby(TileIndex tile)

   329

{

   330

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

   331

   332

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   333

		if (IsTransmitterTile(tile)) return true;

   334

	END_TILE_LOOP(tile, 9, 9, tile_s)

   335

   336

	return false;

   337

}

   338

   339

void GenerateUnmovables()

   340

{

   341

	int i, li, j, loop_count;

   342

	TileIndex tile;

   343

	uint h;

   344

	uint maxx;

   345

	uint maxy;

   346

   347

	if (_opt.landscape == LT_CANDY) return;

   348

   349

	/* add radio tower */

   350

	i = ScaleByMapSize(1000);

   351

	j = ScaleByMapSize(15); // maximum number of radio towers on the map

   352

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

   353

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   354

   355

	do {

   356

		tile = RandomTile();

   357

		if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= TILE_HEIGHT * 4) {

   358

			if (IsRadioTowerNearby(tile)) continue;

   359

			MakeTransmitter(tile);

   360

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   361

			if (--j == 0) break;

   362

		}

   363

	} while (--i);

   364

   365

	if (_opt.landscape == LT_DESERT) return;

   366

   367

	/* add lighthouses */

   368

	i = li;

   369

	maxx = MapMaxX();

   370

	maxy = MapMaxY();

   371

	loop_count = 0;

   372

	do {

   373

		uint32 r;

   374

		DiagDirection dir;

   375

		int perimeter;

   376

   377

restart:

   378

		/* Avoid infinite loops */

   379

		if (++loop_count > 1000) break;

   380

   381

		r = Random();

   382

   383

		/* Scatter the lighthouses more evenly around the perimeter */

   384

		perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;

   385

		for (dir = DIAGDIR_NE; perimeter > 0; dir++) {

   386

			perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;

   387

		}

   388

   389

		switch (dir) {

   390

			default:

   391

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

   392

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

   393

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

   394

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

   395

		}

   396

		j = 20;

   397

		do {

   398

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

   399

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

   400

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

   401

   402

		assert(tile == TILE_MASK(tile));

   403

   404

		MakeLighthouse(tile);

   405

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   406

	} while (--i);

   407

}

   408

   409

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

   410

{

   411

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

   412

   413

	if (IsOwnedLand(tile) && new_player != PLAYER_SPECTATOR) {

   414

		SetTileOwner(tile, new_player);

   415

	} else {

   416

		DoClearSquare(tile);

   417

	}

   418

}

   419

   420

extern const TileTypeProcs _tile_type_unmovable_procs = {

   421

	DrawTile_Unmovable,             /* draw_tile_proc */

   422

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   423

	ClearTile_Unmovable,            /* clear_tile_proc */

   424

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   425

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   426

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   427

	ClickTile_Unmovable,            /* click_tile_proc */

   428

	AnimateTile_Unmovable,          /* animate_tile_proc */

   429

	TileLoop_Unmovable,             /* tile_loop_clear */

   430

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   431

	NULL,                           /* get_produced_cargo_proc */

   432

	NULL,                           /* vehicle_enter_tile_proc */

   433

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   434

};