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

    33

// Score info

    34

const ScoreInfo _score_info[] = {

    35

	{ SCORE_VEHICLES,        120, 100 },

    36

	{ SCORE_STATIONS,         80, 100 },

    37

	{ SCORE_MIN_PROFIT,    10000, 100 },

    38

	{ SCORE_MIN_INCOME,    50000,  50 },

    39

	{ SCORE_MAX_INCOME,   100000, 100 },

    40

	{ SCORE_DELIVERED,     40000, 400 },

    41

	{ SCORE_CARGO,             8,  50 },

    42

	{ SCORE_MONEY,      10000000,  50 },

    43

	{ SCORE_LOAN,         250000,  50 },

    44

	{ SCORE_TOTAL,             0,   0 }

    45

};

    46

    47

int _score_part[MAX_PLAYERS][NUM_SCORE];

    48

    49

int64 CalculateCompanyValue(const Player* p)

    50

{

    51

	PlayerID owner = p->index;

    52

	int64 value;

    53

    54

	{

    55

		Station *st;

    56

		uint num = 0;

    57

    58

		FOR_ALL_STATIONS(st) {

    59

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

    60

				uint facil = st->facilities;

    61

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

    62

			}

    63

		}

    64

    65

		value = num * _price.station_value * 25;

    66

	}

    67

    68

	{

    69

		Vehicle *v;

    70

    71

		FOR_ALL_VEHICLES(v) {

    72

			if (v->owner != owner)

    73

				continue;

    74

			if (v->type == VEH_Train ||

    75

					v->type == VEH_Road ||

    76

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

    77

					v->type == VEH_Ship) {

    78

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

    79

			}

    80

		}

    81

	}

    82

    83

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

    84

    85

	return max64(value, 1);

    86

}

    87

    88

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

    89

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

    90

int UpdateCompanyRatingAndValue(Player *p, bool update)

    91

{

    92

	byte owner = p->index;

    93

	int score = 0;

    94

    95

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

    96

    97

/* Count vehicles */

    98

	{

    99

		Vehicle *v;

   100

		int32 min_profit = 0;

   101

		bool min_profit_first = true;

   102

		uint num = 0;

   103

   104

		FOR_ALL_VEHICLES(v) {

   105

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

   106

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

   107

					 v->type == VEH_Road ||

   108

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

   109

					 v->type == VEH_Ship) {

   110

				num++;

   111

				if (v->age > 730) {

   112

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

   113

					if (min_profit_first == true) {

   114

						min_profit = v->profit_last_year;

   115

						min_profit_first = false;

   116

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

   117

						min_profit = v->profit_last_year;

   118

					}

   119

				}

   120

			}

   121

		}

   122

   123

		_score_part[owner][SCORE_VEHICLES] = num;

   124

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

   125

		if (min_profit > 0)

   126

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   127

	}

   128

   129

/* Count stations */

   130

	{

   131

		uint num = 0;

   132

		const Station* st;

   133

   134

		FOR_ALL_STATIONS(st) {

   135

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

   136

				int facil = st->facilities;

   137

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

   138

			}

   139

		}

   140

		_score_part[owner][SCORE_STATIONS] = num;

   141

	}

   142

   143

/* Generate statistics depending on recent income statistics */

   144

	{

   145

		const PlayerEconomyEntry* pee;

   146

		int numec;

   147

		int32 min_income;

   148

		int32 max_income;

   149

   150

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

   151

		if (numec != 0) {

   152

			min_income = 0x7FFFFFFF;

   153

			max_income = 0;

   154

			pee = p->old_economy;

   155

			do {

   156

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

   157

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

   158

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

   159

   160

			if (min_income > 0)

   161

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   162

   163

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   164

		}

   165

	}

   166

   167

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

   168

	{

   169

		const PlayerEconomyEntry* pee;

   170

		int numec;

   171

		uint32 total_delivered;

   172

   173

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

   174

		if (numec != 0) {

   175

			pee = p->old_economy;

   176

			total_delivered = 0;

   177

			do {

   178

				total_delivered += pee->delivered_cargo;

   179

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

   180

   181

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   182

		}

   183

	}

   184

   185

/* Generate score for variety of cargo */

   186

	{

   187

		uint cargo = p->cargo_types;

   188

		uint num = 0;

   189

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

   190

		_score_part[owner][SCORE_CARGO] = num;

   191

		if (update) p->cargo_types = 0;

   192

	}

   193

   194

/* Generate score for player money */

   195

	{

   196

		int32 money = p->player_money;

   197

		if (money > 0) {

   198

			_score_part[owner][SCORE_MONEY] = money;

   199

		}

   200

	}

   201

   202

/* Generate score for loan */

   203

	{

   204

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

   205

	}

   206

   207

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

   208

	{

   209

		int i;

   210

		int total_score = 0;

   211

		int s;

   212

		score = 0;

   213

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

   214

			// Skip the total

   215

			if (i == SCORE_TOTAL) continue;

   216

			// Check the score

   217

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

   218

				_score_info[i].score :

   219

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

   220

			if (s < 0) s = 0;

   221

			score += s;

   222

			total_score += _score_info[i].score;

   223

		}

   224

   225

		_score_part[owner][SCORE_TOTAL] = score;

   226

   227

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

   228

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

   229

	}

   230

   231

	if (update) {

   232

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

   233

		UpdateCompanyHQ(p, score);

   234

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

   235

	}

   236

   237

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   238

	return score;

   239

}

   240

   241

// use OWNER_SPECTATOR as new_player to delete the player.

   242

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   243

{

   244

	PlayerID old = _current_player;

   245

	_current_player = old_player;

   246

   247

	if (new_player == OWNER_SPECTATOR) {

   248

		Subsidy *s;

   249

   250

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

   251

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

   252

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

   253

			}

   254

		}

   255

	}

   256

   257

	/* Take care of rating in towns */

   258

	{ Town *t;

   259

		if (new_player != OWNER_SPECTATOR) {

   260

			FOR_ALL_TOWNS(t) {

   261

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

   262

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

   263

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

   264

						// use max of the two ratings.

   265

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

   266

					} else {

   267

						SETBIT(t->have_ratings, new_player);

   268

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

   269

					}

   270

				}

   271

   272

				/* Reset ratings for the town */

   273

				if (IsValidTown(t)) {

   274

					t->ratings[old_player] = 500;

   275

					CLRBIT(t->have_ratings, old_player);

   276

				}

   277

			}

   278

		}

   279

	}

   280

   281

	{

   282

		int num_train = 0;

   283

		int num_road = 0;

   284

		int num_ship = 0;

   285

		int num_aircraft = 0;

   286

		Vehicle *v;

   287

   288

		// Determine Ids for the new vehicles

   289

		FOR_ALL_VEHICLES(v) {

   290

			if (v->owner == new_player) {

   291

				switch (v->type) {

   292

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

   293

					case VEH_Road:     num_road++; break;

   294

					case VEH_Ship:     num_ship++; break;

   295

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

   296

					default: break;

   297

				}

   298

			}

   299

		}

   300

   301

		FOR_ALL_VEHICLES(v) {

   302

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

   303

				if (new_player == OWNER_SPECTATOR) {

   304

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   305

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   306

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   307

					DeleteVehicle(v);

   308

				} else {

   309

					v->owner = new_player;

   310

					switch (v->type) {

   311

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

   312

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

   313

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

   314

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

   315

					}

   316

				}

   317

			}

   318

		}

   319

	}

   320

   321

	// Change ownership of tiles

   322

	{

   323

		TileIndex tile = 0;

   324

		do {

   325

			ChangeTileOwner(tile, old_player, new_player);

   326

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

   327

	}

   328

   329

	// Change color of existing windows

   330

	if (new_player != OWNER_SPECTATOR) {

   331

		Window *w;

   332

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

   333

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

   334

		}

   335

	}

   336

   337

	{

   338

		Player *p;

   339

		uint i;

   340

   341

		/* Check for shares */

   342

		FOR_ALL_PLAYERS(p) {

   343

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

   344

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

   345

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

   346

					p->share_owners[i] = OWNER_SPECTATOR;

   347

				}

   348

			}

   349

		}

   350

		p = GetPlayer(_current_player);

   351

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

   352

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

   353

			p->share_owners[i] = OWNER_SPECTATOR;

   354

	}

   355

   356

	_current_player = old;

   357

   358

	MarkWholeScreenDirty();

   359

}

   360

   361

static void PlayersCheckBankrupt(Player *p)

   362

{

   363

	PlayerID owner;

   364

	int64 val;

   365

   366

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

   367

	if (p->player_money >= 0) {

   368

		p->quarters_of_bankrupcy = 0;

   369

		return;

   370

	}

   371

   372

	p->quarters_of_bankrupcy++;

   373

   374

	owner = p->index;

   375

   376

	switch (p->quarters_of_bankrupcy) {

   377

		case 2:

   378

			AddNewsItem( (StringID)(owner + 16),

   379

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

   380

			break;

   381

		case 3: {

   382

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

   383

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

   384

			if (IS_HUMAN_PLAYER(owner)) {

   385

				AddNewsItem( (StringID)(owner + 16),

   386

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

   387

				break;

   388

			}

   389

   390

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

   391

			//  right now

   392

			val = CalculateCompanyValue(p);

   393

			if (val > 0) {

   394

				p->bankrupt_value = val;

   395

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

   396

				p->bankrupt_timeout = 0;

   397

				break;

   398

			}

   399

			// Else, falltrue to case 4...

   400

		}

   401

		case 4: {

   402

			// Close everything the owner has open

   403

			DeletePlayerWindows(owner);

   404

   405

//		Show bankrupt news

   406

			SetDParam(0, p->name_1);

   407

			SetDParam(1, p->name_2);

   408

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

   409

   410

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

   411

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

   412

				p->bankrupt_asked = 255;

   413

				p->bankrupt_timeout = 0x456;

   414

			} else {

   415

#ifdef ENABLE_NETWORK

   416

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   417

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

   418

					//  longer with us!

   419

					NetworkClientInfo *ci;

   420

					NetworkClientState *cs;

   421

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

   422

					FOR_ALL_CLIENTS(cs) {

   423

						ci = DEREF_CLIENT_INFO(cs);

   424

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

   425

							ci->client_playas = OWNER_SPECTATOR;

   426

							// Send the new info to all the clients

   427

							NetworkUpdateClientInfo(_network_own_client_index);

   428

						}

   429

					}

   430

				}

   431

				// Make sure the player no longer controls the company

   432

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

   433

					// Switch the player to spectator..

   434

					_local_player = OWNER_SPECTATOR;

   435

				}

   436

#endif /* ENABLE_NETWORK */

   437

   438

				// Convert everything the player owns to NO_OWNER

   439

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

   440

				ChangeOwnershipOfPlayerItems(owner, OWNER_SPECTATOR);

   441

				// Register the player as not-active

   442

				p->is_active = false;

   443

   444

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

   445

					AI_PlayerDied(owner);

   446

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

   447

					AI_PlayerDied(owner);

   448

			}

   449

		}

   450

	}

   451

}

   452

   453

void DrawNewsBankrupcy(Window *w)

   454

{

   455

	Player *p;

   456

   457

	DrawNewsBorder(w);

   458

   459

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

   460

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

   461

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

   462

   463

	SetDParam(0, p->president_name_1);

   464

	SetDParam(1, p->president_name_2);

   465

   466

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   467

   468

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

   469

	case 1:

   470

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

   471

   472

		SetDParam(0, p->name_1);

   473

		SetDParam(1, p->name_2);

   474

   475

		DrawStringMultiCenter(

   476

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

   477

			90,

   478

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   479

			w->width - 101);

   480

		break;

   481

   482

	case 2: {

   483

		int32 price;

   484

   485

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

   486

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

   487

		SetDParam(2, p->name_1);

   488

		SetDParam(3, p->name_2);

   489

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

   490

		SetDParam(4, price);

   491

		DrawStringMultiCenter(

   492

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

   493

			90,

   494

			price==0 ? STR_707F_HAS_BEEN_TAKEN_OVER_BY : STR_705A_HAS_BEEN_SOLD_TO_FOR,

   495

			w->width - 101);

   496

		break;

   497

	}

   498

   499

	case 3: