1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "currency.h"

     6

#include "functions.h"

     7

#include "strings.h" // XXX InjectDParam()

     8

#include "table/strings.h"

     9

#include "table/sprites.h"

    10

#include "map.h"

    11

#include "news.h"

    12

#include "player.h"

    13

#include "station.h"

    14

#include "vehicle.h"

    15

#include "window.h"

    16

#include "gfx.h"

    17

#include "command.h"

    18

#include "saveload.h"

    19

#include "economy.h"

    20

#include "industry.h"

    21

#include "town.h"

    22

#include "network.h"

    23

#include "sound.h"

    24

#include "engine.h"

    25

#include "network_data.h"

    26

#include "variables.h"

    27

#include "vehicle_gui.h"

    28

#include "ai/ai.h"

    29

#include "train.h"

    30

#include "newgrf_engine.h"

    31

#include "newgrf_sound.h"

    32

#include "unmovable.h"

    33

#include "date.h"

    34

    35

// Score info

    36

const ScoreInfo _score_info[] = {

    37

	{ SCORE_VEHICLES,        120, 100 },

    38

	{ SCORE_STATIONS,         80, 100 },

    39

	{ SCORE_MIN_PROFIT,    10000, 100 },

    40

	{ SCORE_MIN_INCOME,    50000,  50 },

    41

	{ SCORE_MAX_INCOME,   100000, 100 },

    42

	{ SCORE_DELIVERED,     40000, 400 },

    43

	{ SCORE_CARGO,             8,  50 },

    44

	{ SCORE_MONEY,      10000000,  50 },

    45

	{ SCORE_LOAN,         250000,  50 },

    46

	{ SCORE_TOTAL,             0,   0 }

    47

};

    48

    49

int _score_part[MAX_PLAYERS][NUM_SCORE];

    50

    51

int64 CalculateCompanyValue(const Player* p)

    52

{

    53

	PlayerID owner = p->index;

    54

	int64 value;

    55

    56

	{

    57

		Station *st;

    58

		uint num = 0;

    59

    60

		FOR_ALL_STATIONS(st) {

    61

			if (st->owner == owner) {

    62

				uint facil = st->facilities;

    63

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

    64

			}

    65

		}

    66

    67

		value = num * _price.station_value * 25;

    68

	}

    69

    70

	{

    71

		Vehicle *v;

    72

    73

		FOR_ALL_VEHICLES(v) {

    74

			if (v->owner != owner) continue;

    75

    76

			if (v->type == VEH_Train ||

    77

					v->type == VEH_Road ||

    78

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

    79

					v->type == VEH_Ship) {

    80

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

    81

			}

    82

		}

    83

	}

    84

    85

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

    86

    87

	return max64(value, 1);

    88

}

    89

    90

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

    91

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

    92

int UpdateCompanyRatingAndValue(Player *p, bool update)

    93

{

    94

	byte owner = p->index;

    95

	int score = 0;

    96

    97

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

    98

    99

/* Count vehicles */

   100

	{

   101

		Vehicle *v;

   102

		int32 min_profit = 0;

   103

		bool min_profit_first = true;

   104

		uint num = 0;

   105

   106

		FOR_ALL_VEHICLES(v) {

   107

			if (v->owner != owner) continue;

   108

			if ((v->type == VEH_Train && IsFrontEngine(v)) ||

   109

					 v->type == VEH_Road ||

   110

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

   111

					 v->type == VEH_Ship) {

   112

				num++;

   113

				if (v->age > 730) {

   114

					/* Find the vehicle with the lowest amount of profit */

   115

					if (min_profit_first == true) {

   116

						min_profit = v->profit_last_year;

   117

						min_profit_first = false;

   118

					} else if (min_profit > v->profit_last_year) {

   119

						min_profit = v->profit_last_year;

   120

					}

   121

				}

   122

			}

   123

		}

   124

   125

		_score_part[owner][SCORE_VEHICLES] = num;

   126

		/* Don't allow negative min_profit to show */

   127

		if (min_profit > 0)

   128

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   129

	}

   130

   131

/* Count stations */

   132

	{

   133

		uint num = 0;

   134

		const Station* st;

   135

   136

		FOR_ALL_STATIONS(st) {

   137

			if (st->owner == owner) {

   138

				int facil = st->facilities;

   139

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

   140

			}

   141

		}

   142

		_score_part[owner][SCORE_STATIONS] = num;

   143

	}

   144

   145

/* Generate statistics depending on recent income statistics */

   146

	{

   147

		const PlayerEconomyEntry* pee;

   148

		int numec;

   149

		int32 min_income;

   150

		int32 max_income;

   151

   152

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

   153

		if (numec != 0) {

   154

			min_income = 0x7FFFFFFF;

   155

			max_income = 0;

   156

			pee = p->old_economy;

   157

			do {

   158

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

   159

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

   160

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

   161

   162

			if (min_income > 0)

   163

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   164

   165

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   166

		}

   167

	}

   168

   169

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

   170

	{

   171

		const PlayerEconomyEntry* pee;

   172

		int numec;

   173

		uint32 total_delivered;

   174

   175

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

   176

		if (numec != 0) {

   177

			pee = p->old_economy;

   178

			total_delivered = 0;

   179

			do {

   180

				total_delivered += pee->delivered_cargo;

   181

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

   182

   183

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   184

		}

   185

	}

   186

   187

/* Generate score for variety of cargo */

   188

	{

   189

		uint cargo = p->cargo_types;

   190

		uint num = 0;

   191

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

   192

		_score_part[owner][SCORE_CARGO] = num;

   193

		if (update) p->cargo_types = 0;

   194

	}

   195

   196

/* Generate score for player money */

   197

	{

   198

		int32 money = p->player_money;

   199

		if (money > 0) {

   200

			_score_part[owner][SCORE_MONEY] = money;

   201

		}

   202

	}

   203

   204

/* Generate score for loan */

   205

	{

   206

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

   207

	}

   208

   209

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

   210

	{

   211

		int i;

   212

		int total_score = 0;

   213

		int s;

   214

		score = 0;

   215

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

   216

			// Skip the total

   217

			if (i == SCORE_TOTAL) continue;

   218

			// Check the score

   219

			s = (_score_part[owner][i] >= _score_info[i].needed) ?

   220

				_score_info[i].score :

   221

				_score_part[owner][i] * _score_info[i].score / _score_info[i].needed;

   222

			if (s < 0) s = 0;

   223

			score += s;

   224

			total_score += _score_info[i].score;

   225

		}

   226

   227

		_score_part[owner][SCORE_TOTAL] = score;

   228

   229

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

   230

		if (total_score != SCORE_MAX) score = score * SCORE_MAX / total_score;

   231

	}

   232

   233

	if (update) {

   234

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

   235

		UpdateCompanyHQ(p, score);

   236

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

   237

	}

   238

   239

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   240

	return score;

   241

}

   242

   243

// use PLAYER_SPECTATOR as new_player to delete the player.

   244

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   245

{

   246

	PlayerID old = _current_player;

   247

	_current_player = old_player;

   248

   249

	/* Temporarily increase the player's money, to be sure that

   250

	 * removing his/her property doesn't fail because of lack of money.

   251

	 * Not too drastically though, because it could overflow */

   252

	if (new_player == PLAYER_SPECTATOR) {

   253

		GetPlayer(old_player)->money64 = MAX_UVALUE(uint64) >>2; // jackpot ;p

   254

		UpdatePlayerMoney32(GetPlayer(old_player));

   255

	}

   256

   257

	if (new_player == PLAYER_SPECTATOR) {

   258

		Subsidy *s;

   259

   260

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

   261

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

   262

				if (GetStation(s->to)->owner == old_player) s->cargo_type = CT_INVALID;

   263

			}

   264

		}

   265

	}

   266

   267

	/* Take care of rating in towns */

   268

	if (new_player != PLAYER_SPECTATOR) {

   269

		Town *t;

   270

		FOR_ALL_TOWNS(t) {

   271

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

   272

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

   273

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

   274

					// use max of the two ratings.

   275

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

   276

				} else {

   277

					SETBIT(t->have_ratings, new_player);

   278

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

   279

				}

   280

			}

   281

   282

			t->ratings[old_player] = 500;

   283

			CLRBIT(t->have_ratings, old_player);

   284

		}

   285

	}

   286

   287

	{

   288

		int num_train = 0;

   289

		int num_road = 0;

   290

		int num_ship = 0;

   291

		int num_aircraft = 0;

   292

		Vehicle *v;

   293

   294

		// Determine Ids for the new vehicles

   295

		FOR_ALL_VEHICLES(v) {

   296

			if (v->owner == new_player) {

   297

				switch (v->type) {

   298

					case VEH_Train:    if (IsFrontEngine(v)) num_train++; break;

   299

					case VEH_Road:     num_road++; break;

   300

					case VEH_Ship:     num_ship++; break;

   301

					case VEH_Aircraft: if (v->subtype <= 2) num_aircraft++; break;

   302

					default: break;

   303

				}

   304

			}

   305

		}

   306

   307

		FOR_ALL_VEHICLES(v) {

   308

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

   309

				if (new_player == PLAYER_SPECTATOR) {

   310

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   311

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   312

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   313

					DeleteVehicle(v);

   314

				} else {

   315

					v->owner = new_player;

   316

					if (IsEngineCountable(v)) GetPlayer(new_player)->num_engines[v->engine_type]++;

   317

					switch (v->type) {

   318

						case VEH_Train:    if (IsFrontEngine(v)) v->unitnumber = ++num_train; break;

   319

						case VEH_Road:     v->unitnumber = ++num_road; break;

   320

						case VEH_Ship:     v->unitnumber = ++num_ship; break;

   321

						case VEH_Aircraft: if (v->subtype <= 2) v->unitnumber = ++num_aircraft; break;

   322

					}

   323

				}

   324

			}

   325

		}

   326

	}

   327

   328

	// Change ownership of tiles

   329

	{

   330

		TileIndex tile = 0;

   331

		do {

   332

			ChangeTileOwner(tile, old_player, new_player);

   333

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

   334

	}

   335

   336

	/* Change color of existing windows */

   337

	if (new_player != PLAYER_SPECTATOR) ChangeWindowOwner(old_player, new_player);

   338

   339

	{

   340

		Player *p;

   341

		uint i;

   342

   343

		/* Check for shares */

   344

		FOR_ALL_PLAYERS(p) {

   345

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

   346

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

   347

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

   348

					p->share_owners[i] = PLAYER_SPECTATOR;

   349

				}

   350

			}

   351

		}

   352

		p = GetPlayer(_current_player);

   353

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

   354

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

   355

			p->share_owners[i] = PLAYER_SPECTATOR;

   356

	}

   357

   358

	_current_player = old;

   359

   360

	MarkWholeScreenDirty();

   361

}

   362

   363

static void PlayersCheckBankrupt(Player *p)

   364

{

   365

	PlayerID owner;

   366

	int64 val;

   367

   368

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

   369

	if (p->player_money >= 0) {

   370

		p->quarters_of_bankrupcy = 0;

   371

		return;

   372

	}

   373

   374

	p->quarters_of_bankrupcy++;

   375

   376

	owner = p->index;

   377

   378

	switch (p->quarters_of_bankrupcy) {

   379

		case 2:

   380

			AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   381

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

   382

			break;

   383

		case 3: {

   384

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

   385

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

   386

			if (IsHumanPlayer(owner)) {

   387

				AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   388

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

   389

				break;

   390

			}

   391

   392

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

   393

			//  right now

   394

			val = CalculateCompanyValue(p);

   395

			if (val > 0) {

   396

				p->bankrupt_value = val;

   397

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

   398

				p->bankrupt_timeout = 0;

   399

				break;

   400

			}

   401

			// Else, falltrue to case 4...

   402

		}

   403

		case 4: {

   404

			// Close everything the owner has open

   405

			DeletePlayerWindows(owner);

   406

   407

//		Show bankrupt news

   408

			SetDParam(0, p->name_1);

   409

			SetDParam(1, p->name_2);

   410

			AddNewsItem( (StringID)(owner | NB_BBANKRUPT), NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   411

   412

			if (IsHumanPlayer(owner)) {

   413

				/* XXX - If we are in offline mode, leave the player playing. Eg. there

   414

				 * is no THE-END, otherwise mark the player as spectator to make sure

   415

				 * he/she is no long in control of this company */

   416

				if (!_networking) {

   417

					p->bankrupt_asked = 0xFF;

   418

					p->bankrupt_timeout = 0x456;

   419

					break;

   420

				} else if (owner == _local_player) {

   421

					_local_player = _network_playas = PLAYER_SPECTATOR;

   422

				}

   423

   424

#ifdef ENABLE_NETWORK

   425

				/* The server has to handle all administrative issues, for example

   426

				 * updating and notifying all clients of what has happened */

   427

				if (_network_server) {

   428

					const NetworkClientState *cs;

   429

					NetworkClientInfo *ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);

   430

   431

					/* The server has just gone belly-up, mark it as spectator */

   432

					if (owner == ci->client_playas) {

   433

						ci->client_playas = PLAYER_SPECTATOR;

   434

						NetworkUpdateClientInfo(NETWORK_SERVER_INDEX);

   435

					}

   436

   437

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

   438

					 * and mark them as spectator; broadcast this message to everyone */

   439

					FOR_ALL_CLIENTS(cs) {

   440

						ci = DEREF_CLIENT_INFO(cs);

   441

						if (ci->client_playas == owner) {

   442

							ci->client_playas = PLAYER_SPECTATOR;

   443

							NetworkUpdateClientInfo(ci->client_index);

   444

						}

   445

					}

   446

				}

   447

#endif /* ENABLE_NETWORK */

   448

			}

   449

   450

			/* Remove the player */

   451

			ChangeOwnershipOfPlayerItems(owner, PLAYER_SPECTATOR);

   452

			/* Register the player as not-active */

   453

			p->is_active = false;

   454

   455

			if (!IsHumanPlayer(owner) && (!_networking || _network_server) && _ai.enabled)

   456

				AI_PlayerDied(owner);

   457

		}

   458

	}

   459

}

   460

   461

void DrawNewsBankrupcy(Window *w)

   462

{

   463

	Player *p;

   464

   465

	DrawNewsBorder(w);

   466

   467

	p = GetPlayer(GB(WP(w,news_d).ni->string_id, 0, 4));

   468

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

   469

	GfxFillRect(3, 23, 3+91, 23+118, 0x323 | USE_COLORTABLE);

   470

   471

	SetDParam(0, p->president_name_1);

   472

	SetDParam(1, p->president_name_2);

   473

   474

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   475

   476

	switch (WP(w,news_d).ni->string_id & 0xF0) {

   477

	case NB_BTROUBLE:

   478

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

   479

   480

		SetDParam(0, p->name_1);

   481

		SetDParam(1, p->name_2);

   482

   483

		DrawStringMultiCenter(

   484

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

   485

			90,

   486

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   487

			w->width - 101);

   488

		break;

   489

   490

	case NB_BMERGER: {

   491

		int32 price;

   492

   493

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

   494

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

   495

		SetDParam(2, p->name_1);

   496

		SetDParam(3, p->name_2);