1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "map.h"

     5

#include "news.h"

     6

#include "player.h"

     7

#include "station.h"

     8

#include "vehicle.h"

     9

#include "window.h"

    10

#include "gfx.h"

    11

#include "command.h"

    12

#include "saveload.h"

    13

#include "economy.h"

    14

#include "industry.h"

    15

#include "town.h"

    16

#include "network.h"

    17

#include "sound.h"

    18

#include "engine.h"

    19

#include "network_data.h"

    20

    21

// get a mask of the allowed currencies depending on the year

    22

uint GetMaskOfAllowedCurrencies(void)

    23

{

    24

	int i;

    25

	uint mask = 0;

    26

	for (i = 0; i != lengthof(_currency_specs); i++) {

    27

		uint16 to_euro = _currency_specs[i].to_euro;

    28

		if (i == 23) mask |= (1 << 23); // always allow custom currency

    29

		if (to_euro != CF_NOEURO && to_euro != CF_ISEURO && _cur_year >= (to_euro-MAX_YEAR_BEGIN_REAL)) continue;

    30

		if (_cur_year < (2000-MAX_YEAR_BEGIN_REAL) && (to_euro == CF_ISEURO)) continue;

    31

		mask |= (1 << i);

    32

	}

    33

	return mask;

    34

}

    35

    36

void CheckSwitchToEuro(void)

    37

{

    38

	if (_currency_specs[_opt.currency].to_euro != CF_NOEURO &&

    39

			_currency_specs[_opt.currency].to_euro != CF_ISEURO &&

    40

			_cur_year >= (_currency_specs[_opt.currency].to_euro-MAX_YEAR_BEGIN_REAL)) {

    41

		_opt.currency = 2; // this is the index of euro above.

    42

		AddNewsItem(STR_EURO_INTRODUCE, NEWS_FLAGS(NM_NORMAL,0,NT_ECONOMY,0), 0, 0);

    43

	}

    44

}

    45

    46

void UpdatePlayerHouse(Player *p, uint score)

    47

{

    48

	byte val;

    49

	uint tile = p->location_of_house;

    50

    51

	if (tile == 0)

    52

		return;

    53

    54

	(val = 128, score < 170) ||

    55

	(val+= 4, score < 350) ||

    56

	(val+= 4, score < 520) ||

    57

	(val+= 4, score < 720) ||

    58

	(val+= 4, true);

    59

    60

/* house is already big enough */

    61

	if (val <= _map5[tile])

    62

		return;

    63

    64

	_map5[tile + TILE_XY(0,0)] = val;

    65

	_map5[tile + TILE_XY(0,1)] = ++val;

    66

	_map5[tile + TILE_XY(1,0)] = ++val;

    67

	_map5[tile + TILE_XY(1,1)] = ++val;

    68

    69

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

    70

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

    71

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

    72

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

    73

}

    74

    75

int64 CalculateCompanyValue(Player *p) {

    76

	byte owner = p->index;

    77

	int64 value;

    78

    79

	{

    80

		Station *st;

    81

		uint num = 0;

    82

    83

		FOR_ALL_STATIONS(st) {

    84

			if (st->xy != 0 && st->owner == owner) {

    85

				uint facil = st->facilities;

    86

				do num += (facil&1); while (facil >>= 1);

    87

			}

    88

		}

    89

    90

		value = num * _price.station_value * 25;

    91

	}

    92

    93

	{

    94

		Vehicle *v;

    95

    96

		FOR_ALL_VEHICLES(v) {

    97

			if (v->owner != owner)

    98

				continue;

    99

			if (v->type == VEH_Train ||

   100

					v->type == VEH_Road ||

   101

					(v->type == VEH_Aircraft && v->subtype<=2) ||

   102

					v->type == VEH_Ship) {

   103

				value += v->value * 3 >> 1;

   104

			}

   105

		}

   106

	}

   107

   108

	value += p->money64 - p->current_loan; // add real money value

   109

   110

	return max(value, 1);

   111

}

   112

   113

// if update is set to true, the economy is updated with this score

   114

//  (also the house is updated, should only be true in the on-tick event)

   115

int UpdateCompanyRatingAndValue(Player *p, bool update)

   116

{

   117

	byte owner = p->index;

   118

	int score = 0;

   119

   120

	memset(_score_part[owner], 0, sizeof(_score_part[owner]));

   121

   122

/* Count vehicles */

   123

	{

   124

		Vehicle *v;

   125

		int32 min_profit = MAX_INT;

   126

		uint num = 0;

   127

   128

		FOR_ALL_VEHICLES(v) {

   129

			if (v->owner != owner)

   130

				continue;

   132

					v->type == VEH_Road ||

   133

					(v->type == VEH_Aircraft && v->subtype<=2) ||

   134

					v->type == VEH_Ship) {

   135

				num++;

   136

				if (v->age > 730) {

   137

					if (min_profit > v->profit_last_year)

   138

						min_profit = v->profit_last_year;

   139

				}

   140

			}

   141

		}

   142

   143

		_score_part[owner][SCORE_VEHICLES] = num;

   144

   145

		if (min_profit != MAX_INT && min_profit > 0)

   146

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   147

	}

   148

   149

/* Count stations */

   150

	{

   151

		uint num = 0;

   152

		Station *st;

   153

   154

		FOR_ALL_STATIONS(st) {

   155

			if (st->xy != 0 && st->owner == owner) {

   156

				int facil = st->facilities;

   157

				do num += facil&1; while (facil>>=1);

   158

			}

   159

		}

   160

		_score_part[owner][SCORE_STATIONS] = num;

   161

	}

   162

   163

/* Generate statistics depending on recent income statistics */

   164

	{

   165

		PlayerEconomyEntry *pee;

   166

		int numec;

   167

		int32 min_income;

   168

		int32 max_income;

   169

   170

		numec = min(p->num_valid_stat_ent, 12);

   171

		if (numec != 0) {

   172

			min_income = 0x7FFFFFFF;

   173

			max_income = 0;

   174

			pee = p->old_economy;

   175

			do {

   176

				min_income = min(min_income, pee->income + pee->expenses);

   177

				max_income = max(max_income, pee->income + pee->expenses);

   178

			} while (++pee,--numec);

   179

   180

			if (min_income > 0)

   181

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   182

   183

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   184

		}

   185

	}

   186

   187

/* Generate score depending on amount of transported cargo */

   188

	{

   189

		PlayerEconomyEntry *pee;

   190

		int numec;

   191

		uint32 total_delivered;

   192

   193

		numec = min(p->num_valid_stat_ent, 4);

   194

		if (numec != 0) {

   195

			pee = p->old_economy;

   196

			total_delivered = 0;

   197

			do {

   198

				total_delivered += pee->delivered_cargo;

   199

			} while (++pee,--numec);

   200

   201

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   202

		}

   203

	}

   204

   205

/* Generate score for variety of cargo */

   206

	{

   207

		uint cargo = p->cargo_types;

   208

		uint num = 0;

   209

		do num += cargo&1; while (cargo>>=1);

   210

		_score_part[owner][SCORE_CARGO] = num;

   211

		if (update)

   212

			p->cargo_types = 0;

   213

	}

   214

   215

/* Generate score for player money */

   216

	{

   217

		int32 money = p->player_money;

   218

		if (money > 0) {

   219

			_score_part[owner][SCORE_MONEY] = money;

   220

		}

   221

	}

   222

   223

/* Generate score for loan */

   224

	{

   225

		_score_part[owner][SCORE_LOAN] = score_info[SCORE_LOAN].needed - p->current_loan;

   226

	}

   227

   228

	// Now we calculate the score for each item..

   229

	{

   230

		int i;

   231

		int total_score = 0;

   232

		int s;

   233

		score = 0;

   234

		for (i=0;i<NUM_SCORE;i++) {

   235

			// Skip the total

   236

			if (i == SCORE_TOTAL) continue;

   237

			// Check the score

   238

			s = (_score_part[owner][i] >= score_info[i].needed) ? score_info[i].score : ((_score_part[owner][i] * score_info[i].score) / score_info[i].needed);

   239

			if (s < 0) s = 0;

   240

			score += s;

   241

			total_score += score_info[i].score;

   242

		}

   243

   244

		_score_part[owner][SCORE_TOTAL] = score;

   245

   246

		// We always want the score scaled to SCORE_MAX (1000)

   247

		if (total_score != SCORE_MAX)

   248

			score = score * SCORE_MAX / total_score;

   249

	}

   250

   251

	if (update) {

   252

    	p->old_economy[0].performance_history = score;

   253

    	UpdatePlayerHouse(p, score);

   254

    	p->old_economy[0].company_value = CalculateCompanyValue(p);

   255

    }

   256

   257

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   258

	return score;

   259

}

   260

   261

// use 255 as new_player to delete the player.

   262

void ChangeOwnershipOfPlayerItems(byte old_player, byte new_player)

   263

{

   264

	byte old = _current_player;

   265

	_current_player = old_player;

   266

   267

	if (new_player == 255) {

   268

		Subsidy *s;

   269

   270

		for(s=_subsidies; s != endof(_subsidies); s++) {

   271

			if (s->cargo_type != 0xff && s->age >= 12) {

   272

				Station *st = GetStation(s->to);

   273

				if (st->owner == old_player)

   274

					s->cargo_type = 0xff;

   275

			}

   276

		}

   277

	}

   278

   279

	// take care of rating in towns

   280

	{

   281

		Town *t;

   282

   283

		// if a player takes over, give the ratings to that player.

   284

		if (new_player != 255) {

   285

			FOR_ALL_TOWNS(t) if (t->xy && HASBIT(t->have_ratings, old_player)) {

   286

				if (HASBIT(t->have_ratings, new_player)) {

   287

					// use max of the two ratings.

   288

					t->ratings[new_player] = max(t->ratings[new_player], t->ratings[old_player]);

   289

				} else {

   290

					SETBIT(t->have_ratings, new_player);

   291

					t->ratings[new_player] = t->ratings[old_player];

   292

				}

   293

			}

   294

		}

   295

   296

		// reset rating for the towns.

   297

		FOR_ALL_TOWNS(t) if (t->xy) {

   298

			t->ratings[old_player] = 500;

   299

			CLRBIT(t->have_ratings, old_player);

   300

		}

   301

	}

   302

   303

	{

   304

		int num_train = 0;

   305

		int num_road = 0;

   306

		int num_ship = 0;

   307

		int num_aircraft = 0;

   308

		Vehicle *v;

   309

   310

		// Determine Ids for the new vehicles

   311

		FOR_ALL_VEHICLES(v) {

   312

			if (v->owner == new_player) {

   314

					num_train++;

   315

				else if (v->type == VEH_Road)

   316

					num_road++;

   317

				else if (v->type == VEH_Ship)

   318

					num_ship++;

   319

				else if (v->type == VEH_Aircraft && v->subtype <= 2)

   320

					num_aircraft++;

   321

			}

   322

		}

   323

   324

		FOR_ALL_VEHICLES(v) {

   325

			if (v->owner == old_player && IS_BYTE_INSIDE(v->type, VEH_Train, VEH_Aircraft+1) ) {

   326

				if (new_player == 255) {

   327

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   328

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   329

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   330

					DeleteVehicle(v);

   331

				} else {

   332

					v->owner = new_player;

   334

						v->unitnumber = ++num_train;

   335

					else if (v->type == VEH_Road)

   336

						v->unitnumber = ++num_road;

   337

					else if (v->type == VEH_Ship)

   338

						v->unitnumber = ++num_ship;

   339

					else if (v->type == VEH_Aircraft && v->subtype <= 2)

   340

						v->unitnumber = ++num_aircraft;

   341

				}

   342

			}

   343

		}

   344

	}

   345

   346

	// Change ownership of tiles

   347

	{

   348

		uint tile = 0;

   349

		do {

   350

			ChangeTileOwner(tile, old_player, new_player);

   351

		} while (++tile != MapSize());

   352

	}

   353

   354

	// Change color of existing windows

   355

	if (new_player != 255) {

   356

		Window *w;

   357

		for(w=_windows; w != _last_window; w++) {

   358

			if (w->caption_color == old_player)

   359

				w->caption_color = new_player;

   360

		}

   361

	}

   362

   363

	{

   364

		Player *p;

   365

		uint i;

   366

   367

		/* Check for shares */

   368

		FOR_ALL_PLAYERS(p) {

   369

			for(i = 0; i < 4; i++) {

   370

				/* 'Sell' the share if this player has any */

   371

				if (p->share_owners[i] == _current_player)

   372

					p->share_owners[i] = 0xFF;

   373

			}

   374

		}

   375

		p = DEREF_PLAYER(_current_player);

   376

		/* Sell all the shares that people have on this company */

   377

		for(i = 0; i < 4; i++)

   378

			p->share_owners[i] = 0xFF;

   379

	}

   380

   381

	_current_player = old;

   382

   383

	MarkWholeScreenDirty();

   384

}

   385

   386

extern void DeletePlayerWindows(int pi);

   387

   388

static void PlayersCheckBankrupt(Player *p)

   389

{

   390

	int owner;

   391

	int64 val;

   392

   393

	// If the player has money again, it does not go bankrupt

   394

	if (p->player_money >= 0) {

   395

		p->quarters_of_bankrupcy = 0;

   396

		return;

   397

	}

   398

   399

	p->quarters_of_bankrupcy++;

   400

   401

	owner = p->index;

   402

   403

	switch (p->quarters_of_bankrupcy) {

   404

		case 2:

   405

			AddNewsItem( (StringID)(owner + 16),

   406

				NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   407

			break;

   408

		case 3: {

   409

			/* XXX - In multiplayer, should we ask other players if it wants to take

   410

		          over when it is a human company? -- TrueLight */

   411

			if (IS_HUMAN_PLAYER(owner)) {

   412

				AddNewsItem( (StringID)(owner + 16),

   413

					NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   414

				break;

   415

			}

   416

   417

			// Check if the company has any value.. if not, declare it bankrupt

   418

			//  right now

   419

			val = CalculateCompanyValue(p);

   420

			if (val > 0) {

   421

				p->bankrupt_value = val;

   422

				p->bankrupt_asked = 1 << owner; // Don't ask the owner

   423

				p->bankrupt_timeout = 0;

   424

				break;

   425

			}

   426

			// Else, falltrue to case 4...

   427

		}

   428

		case 4: {

   429

			// Close everything the owner has open

   430

			DeletePlayerWindows(owner);

   431

   432

//		Show bankrupt news

   433

			SetDParam(0, p->name_1);

   434

			SetDParam(1, p->name_2);

   435

			AddNewsItem( (StringID)(owner + 16*3), NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   436

   437

			// If the player is human, and it is no network play, leave the player playing

   438

			if (IS_HUMAN_PLAYER(owner) && !_networking) {

   439

				p->bankrupt_asked = 255;

   440

				p->bankrupt_timeout = 0x456;

   441

			} else {

   442

#ifdef ENABLE_NETWORK

   443

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   444

					// If we are the server, make sure it is clear that his player is no

   445

					//  longer with us!

   446

					NetworkClientInfo *ci;

   447

					NetworkClientState *cs;

   448

					/* Find all clients that were in control of this company */

   449

					FOR_ALL_CLIENTS(cs) {

   450

						ci = DEREF_CLIENT_INFO(cs);

   451

						if ((ci->client_playas-1) == owner) {

   452

							ci->client_playas = OWNER_SPECTATOR;

   453

							// Send the new info to all the clients

   454

							NetworkUpdateClientInfo(_network_own_client_index);

   455

						}

   456

					}

   457

				}

   458

				// Make sure the player no longer controls the company

   459

				if (IS_HUMAN_PLAYER(owner) && owner == _local_player) {

   460

					// Switch the player to spectator..

   461

					_local_player = OWNER_SPECTATOR;

   462

				}

   463

#endif /* ENABLE_NETWORK */

   464

   465

				// Convert everything the player owns to NO_OWNER

   466

				p->money64 = p->player_money = 100000000;

   467

				ChangeOwnershipOfPlayerItems(owner, 0xFF); // 255 is no owner

   468

				// Register the player as not-active

   469

				p->is_active = false;

   470

			}

   471

		}

   472

	}

   473

}

   474

   475

void DrawNewsBankrupcy(Window *w)

   476

{

   477

	Player *p;

   478

   479

	DrawNewsBorder(w);

   480

   481

	p = DEREF_PLAYER(WP(w,news_d).ni->string_id & 15);

   482

	DrawPlayerFace(p->face, p->player_color, 2, 23);

   483

	GfxFillRect(3, 23, 3+91, 23+118, 0x4323);

   484

   485

	SetDParam(0, p->president_name_1);

   486

	SetDParam(1, p->president_name_2);

   487

   488

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   489

   490

	switch(WP(w,news_d).ni->string_id >> 4) {

   491

	case 1:

   492

		DrawStringCentered(w->width>>1, 1, STR_7056_TRANSPORT_COMPANY_IN_TROUBLE, 0);

   493

   494

		SetDParam(0, p->name_1);

   495

		SetDParam(1, p->name_2);

   496

   497

		DrawStringMultiCenter(

   498

			((w->width - 101) >> 1) + 98,

   499

			90,

   500

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   501

			w->width - 101);

   502

		break;

   503

   504

	case 2: {

   505

		int32 price;

   506

   507

		DrawStringCentered(w->width>>1, 1, STR_7059_TRANSPORT_COMPANY_MERGER, 0);

   508

		COPY_IN_DPARAM(0,WP(w,news_d).ni->params, 2);

   509

		SetDParam(2, p->name_1);