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 "unmovable.h"

    32

#include "date.h"

    33

    34

// Score info

    35

const ScoreInfo _score_info[] = {

    36

	{ SCORE_VEHICLES,        120, 100 },

    37

	{ SCORE_STATIONS,         80, 100 },

    38

	{ SCORE_MIN_PROFIT,    10000, 100 },

    39

	{ SCORE_MIN_INCOME,    50000,  50 },

    40

	{ SCORE_MAX_INCOME,   100000, 100 },

    41

	{ SCORE_DELIVERED,     40000, 400 },

    42

	{ SCORE_CARGO,             8,  50 },

    43

	{ SCORE_MONEY,      10000000,  50 },

    44

	{ SCORE_LOAN,         250000,  50 },

    45

	{ SCORE_TOTAL,             0,   0 }

    46

};

    47

    48

int _score_part[MAX_PLAYERS][NUM_SCORE];

    49

    50

int64 CalculateCompanyValue(const Player* p)

    51

{

    52

	PlayerID owner = p->index;

    53

	int64 value;

    54

    55

	{

    56

		Station *st;

    57

		uint num = 0;

    58

    59

		FOR_ALL_STATIONS(st) {

    60

			if (st->owner == owner) {

    61

				uint facil = st->facilities;

    62

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

    63

			}

    64

		}

    65

    66

		value = num * _price.station_value * 25;

    67

	}

    68

    69

	{

    70

		Vehicle *v;

    71

    72

		FOR_ALL_VEHICLES(v) {

    73

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

    74

    75

			if (v->type == VEH_Train ||

    76

					v->type == VEH_Road ||

    77

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

    78

					v->type == VEH_Ship) {

    79

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

    80

			}

    81

		}

    82

	}

    83

    84

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

    85

    86

	return max64(value, 1);

    87

}

    88

    89

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

    90

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

    91

int UpdateCompanyRatingAndValue(Player *p, bool update)

    92

{

    93

	byte owner = p->index;

    94

	int score = 0;

    95

    96

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

    97

    98

/* Count vehicles */

    99

	{

   100

		Vehicle *v;

   101

		int32 min_profit = 0;

   102

		bool min_profit_first = true;

   103

		uint num = 0;

   104

   105

		FOR_ALL_VEHICLES(v) {

   106

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

   107

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

   108

					 v->type == VEH_Road ||

   109

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

   110

					 v->type == VEH_Ship) {

   111

				num++;

   112

				if (v->age > 730) {

   113

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

   114

					if (min_profit_first == true) {

   115

						min_profit = v->profit_last_year;

   116

						min_profit_first = false;

   117

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

   118

						min_profit = v->profit_last_year;

   119

					}

   120

				}

   121

			}

   122

		}

   123

   124

		_score_part[owner][SCORE_VEHICLES] = num;

   125

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

   126

		if (min_profit > 0)

   127

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   128

	}

   129

   130

/* Count stations */

   131

	{

   132

		uint num = 0;

   133

		const Station* st;

   134

   135

		FOR_ALL_STATIONS(st) {

   136

			if (st->owner == owner) {

   137

				int facil = st->facilities;

   138

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

   139

			}

   140

		}

   141

		_score_part[owner][SCORE_STATIONS] = num;

   142

	}

   143

   144

/* Generate statistics depending on recent income statistics */

   145

	{

   146

		const PlayerEconomyEntry* pee;

   147

		int numec;

   148

		int32 min_income;

   149

		int32 max_income;

   150

   151

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

   152

		if (numec != 0) {

   153

			min_income = 0x7FFFFFFF;

   154

			max_income = 0;

   155

			pee = p->old_economy;

   156

			do {

   157

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

   158

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

   159

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

   160

   161

			if (min_income > 0)

   162

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   163

   164

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   165

		}

   166

	}

   167

   168

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

   169

	{

   170

		const PlayerEconomyEntry* pee;

   171

		int numec;

   172

		uint32 total_delivered;

   173

   174

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

   175

		if (numec != 0) {

   176

			pee = p->old_economy;

   177

			total_delivered = 0;

   178

			do {

   179

				total_delivered += pee->delivered_cargo;

   180

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

   181

   182

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   183

		}

   184

	}

   185

   186

/* Generate score for variety of cargo */

   187

	{

   188

		uint cargo = p->cargo_types;

   189

		uint num = 0;

   190

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

   191

		_score_part[owner][SCORE_CARGO] = num;

   192

		if (update) p->cargo_types = 0;

   193

	}

   194

   195

/* Generate score for player money */

   196

	{

   197

		int32 money = p->player_money;

   198

		if (money > 0) {

   199

			_score_part[owner][SCORE_MONEY] = money;

   200

		}

   201

	}

   202

   203

/* Generate score for loan */

   204

	{

   205

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

   206

	}

   207

   208

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

   209

	{

   210

		int i;

   211

		int total_score = 0;

   212

		int s;

   213

		score = 0;

   214

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

   215

			// Skip the total

   216

			if (i == SCORE_TOTAL) continue;

   217

			// Check the score

   218

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

   219

				_score_info[i].score :

   220

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

   221

			if (s < 0) s = 0;

   222

			score += s;

   223

			total_score += _score_info[i].score;

   224

		}

   225

   226

		_score_part[owner][SCORE_TOTAL] = score;

   227

   228

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

   229

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

   230

	}

   231

   232

	if (update) {

   233

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

   234

		UpdateCompanyHQ(p, score);

   235

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

   236

	}

   237

   238

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   239

	return score;

   240

}

   241

   242

// use OWNER_SPECTATOR as new_player to delete the player.

   243

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   244

{

   245

	PlayerID old = _current_player;

   246

	_current_player = old_player;

   247

   248

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

   249

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

   250

	if (new_player == OWNER_SPECTATOR) {

   251

		GetPlayer(old_player)->money64 = ((uint64)-1)>>1; // jackpot ;p

   252

	}

   253

   254

	if (new_player == OWNER_SPECTATOR) {

   255

		Subsidy *s;

   256

   257

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

   258

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

   259

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

   260

			}

   261

		}

   262

	}

   263

   264

	/* Take care of rating in towns */

   265

	if (new_player != OWNER_SPECTATOR) {

   266

		Town *t;

   267

		FOR_ALL_TOWNS(t) {

   268

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

   269

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

   270

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

   271

					// use max of the two ratings.

   272

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

   273

				} else {

   274

					SETBIT(t->have_ratings, new_player);

   275

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

   276

				}

   277

			}

   278

   279

			t->ratings[old_player] = 500;

   280

			CLRBIT(t->have_ratings, old_player);

   281

		}

   282

	}

   283

   284

	{

   285

		int num_train = 0;

   286

		int num_road = 0;

   287

		int num_ship = 0;

   288

		int num_aircraft = 0;

   289

		Vehicle *v;

   290

   291

		// Determine Ids for the new vehicles

   292

		FOR_ALL_VEHICLES(v) {

   293

			if (v->owner == new_player) {

   294

				switch (v->type) {

   295

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

   296

					case VEH_Road:     num_road++; break;

   297

					case VEH_Ship:     num_ship++; break;

   298

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

   299

					default: break;

   300

				}

   301

			}

   302

		}

   303

   304

		FOR_ALL_VEHICLES(v) {

   305

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

   306

				if (new_player == OWNER_SPECTATOR) {

   307

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   308

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   309

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   310

					DeleteVehicle(v);

   311

				} else {

   312

					v->owner = new_player;

   313

					switch (v->type) {

   314

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

   315

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

   316

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

   317

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

   318

					}

   319

				}

   320

			}

   321

		}

   322

	}

   323

   324

	// Change ownership of tiles

   325

	{

   326

		TileIndex tile = 0;

   327

		do {

   328

			ChangeTileOwner(tile, old_player, new_player);

   329

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

   330

	}

   331

   332

	// Change color of existing windows

   333

	if (new_player != OWNER_SPECTATOR) {

   334

		Window *w;

   335

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

   336

			if (w->caption_color == old_player) w->caption_color = new_player;

   337

		}

   338

	}

   339

   340

	{

   341

		Player *p;

   342

		uint i;

   343

   344

		/* Check for shares */

   345

		FOR_ALL_PLAYERS(p) {

   346

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

   347

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

   348

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

   349

					p->share_owners[i] = OWNER_SPECTATOR;

   350

				}

   351

			}

   352

		}

   353

		p = GetPlayer(_current_player);

   354

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

   355

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

   356

			p->share_owners[i] = OWNER_SPECTATOR;

   357

	}

   358

   359

	_current_player = old;

   360

   361

	MarkWholeScreenDirty();

   362

}

   363

   364

static void PlayersCheckBankrupt(Player *p)

   365

{

   366

	PlayerID owner;

   367

	int64 val;

   368

   369

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

   370

	if (p->player_money >= 0) {

   371

		p->quarters_of_bankrupcy = 0;

   372

		return;

   373

	}

   374

   375

	p->quarters_of_bankrupcy++;

   376

   377

	owner = p->index;

   378

   379

	switch (p->quarters_of_bankrupcy) {

   380

		case 2:

   381

			AddNewsItem( (StringID)(owner + 16),

   382

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

   383

			break;

   384

		case 3: {

   385

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

   386

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

   387

			if (IS_HUMAN_PLAYER(owner)) {

   388

				AddNewsItem( (StringID)(owner + 16),

   389

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

   390

				break;

   391

			}

   392

   393

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

   394

			//  right now

   395

			val = CalculateCompanyValue(p);

   396

			if (val > 0) {

   397

				p->bankrupt_value = val;

   398

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

   399

				p->bankrupt_timeout = 0;

   400

				break;

   401

			}

   402

			// Else, falltrue to case 4...

   403

		}

   404

		case 4: {

   405

			// Close everything the owner has open

   406

			DeletePlayerWindows(owner);

   407

   408

//		Show bankrupt news

   409

			SetDParam(0, p->name_1);

   410

			SetDParam(1, p->name_2);

   411

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

   412

   413

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

   414

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

   415

				p->bankrupt_asked = 255;

   416

				p->bankrupt_timeout = 0x456;

   417

			} else {

   418

#ifdef ENABLE_NETWORK

   419

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   420

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

   421

					//  longer with us!

   422

					NetworkClientInfo *ci;

   423

					NetworkClientState *cs;

   424

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

   425

					FOR_ALL_CLIENTS(cs) {

   426

						ci = DEREF_CLIENT_INFO(cs);

   427

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

   428

							ci->client_playas = OWNER_SPECTATOR;

   429

							// Send the new info to all the clients

   430

							NetworkUpdateClientInfo(_network_own_client_index);

   431

						}

   432

					}

   433

				}

   434

				// Make sure the player no longer controls the company

   435

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

   436

					// Switch the player to spectator..

   437

					_local_player = OWNER_SPECTATOR;

   438

				}

   439

#endif /* ENABLE_NETWORK */

   440

   441

				/* Remove the player */

   442

				ChangeOwnershipOfPlayerItems(owner, OWNER_SPECTATOR);

   443

				// Register the player as not-active

   444

				p->is_active = false;

   445

   446

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

   447

					AI_PlayerDied(owner);

   448

				if (IS_HUMAN_PLAYER(owner) && owner == _local_player && _ai.network_client)

   449

					AI_PlayerDied(owner);

   450

			}

   451

		}

   452

	}

   453

}

   454

   455

void DrawNewsBankrupcy(Window *w)

   456

{

   457

	Player *p;

   458

   459

	DrawNewsBorder(w);

   460

   461

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

   462

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

   463

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

   464

   465

	SetDParam(0, p->president_name_1);

   466

	SetDParam(1, p->president_name_2);

   467

   468

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   469

   470

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

   471

	case 1:

   472

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

   473

   474

		SetDParam(0, p->name_1);

   475

		SetDParam(1, p->name_2);

   476

   477

		DrawStringMultiCenter(

   478

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

   479

			90,

   480

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   481

			w->width - 101);

   482

		break;

   483

   484

	case 2: {

   485

		int32 price;

   486

   487

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

   488

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

   489

		SetDParam(2, p->name_1);

   490

		SetDParam(3, p->name_2);

   491

		price = WP(w,news_d).ni->params[2];

   492

		SetDParam(4, price);

   493

		DrawStringMultiCenter(

   494

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

   495

			90,

   496

			price==0 ? STR_707F_HAS_BEEN_TAKEN_OVER_BY : STR_705A_HAS_BEEN_SOLD_TO_FOR,

   497

			w->width - 101);

   498

		break;