1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "functions.h"

     6

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

     7

#include "table/strings.h"

     8

#include "map.h"

     9

#include "news.h"

    10

#include "player.h"

    11

#include "station.h"

    12

#include "vehicle.h"

    13

#include "window.h"

    14

#include "gfx.h"

    15

#include "command.h"

    16

#include "saveload.h"

    17

#include "economy.h"

    18

#include "industry.h"

    19

#include "town.h"

    20

#include "network.h"

    21

#include "sound.h"

    22

#include "engine.h"

    23

#include "network_data.h"

    24

#include "variables.h"

    25

#include "vehicle_gui.h"

    26

    27

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

    28

uint GetMaskOfAllowedCurrencies(void)

    29

{

    30

	int i;

    31

	uint mask = 0;

    32

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

    33

		uint16 to_euro = _currency_specs[i].to_euro;

    34

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

    35

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

    36

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

    37

		mask |= (1 << i);

    38

	}

    39

	return mask;

    40

}

    41

    42

void CheckSwitchToEuro(void)

    43

{

    44

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

    45

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

    46

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

    47

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

    48

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

    49

	}

    50

}

    51

    52

void UpdatePlayerHouse(Player *p, uint score)

    53

{

    54

	byte val;

    55

	TileIndex tile = p->location_of_house;

    56

    57

	if (tile == 0)

    58

		return;

    59

    60

	(val = 128, score < 170) ||

    61

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

    62

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

    63

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

    64

	(val+= 4, true);

    65

    66

/* house is already big enough */

    67

	if (val <= _m[tile].m5)

    68

		return;

    69

    70

	_m[tile + TileDiffXY(0, 0)].m5 =   val;

    71

	_m[tile + TileDiffXY(0, 1)].m5 = ++val;

    72

	_m[tile + TileDiffXY(1, 0)].m5 = ++val;

    73

	_m[tile + TileDiffXY(1, 1)].m5 = ++val;

    74

    75

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

    76

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

    77

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

    78

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

    79

}

    80

    81

int64 CalculateCompanyValue(Player *p) {

    82

	byte owner = p->index;

    83

	int64 value;

    84

    85

	{

    86

		Station *st;

    87

		uint num = 0;

    88

    89

		FOR_ALL_STATIONS(st) {

    90

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

    91

				uint facil = st->facilities;

    92

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

    93

			}

    94

		}

    95

    96

		value = num * _price.station_value * 25;

    97

	}

    98

    99

	{

   100

		Vehicle *v;

   101

   102

		FOR_ALL_VEHICLES(v) {

   103

			if (v->owner != owner)

   104

				continue;

   105

			if (v->type == VEH_Train ||

   106

					v->type == VEH_Road ||

   107

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

   108

					v->type == VEH_Ship) {

   109

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

   110

			}

   111

		}

   112

	}

   113

   114

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

   115

   116

	return max64(value, 1);

   117

}

   118

   119

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

   120

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

   121

int UpdateCompanyRatingAndValue(Player *p, bool update)

   122

{

   123

	byte owner = p->index;

   124

	int score = 0;

   125

   126

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

   127

   128

/* Count vehicles */

   129

	{

   130

		Vehicle *v;

   131

		int32 min_profit = score_info[SCORE_MIN_PROFIT].needed;

   132

		uint num = 0;

   133

   134

		FOR_ALL_VEHICLES(v) {

   135

			if (v->owner != owner)

   136

				continue;

   137

			if ((v->type == VEH_Train && v->subtype == TS_Front_Engine) ||

   138

					v->type == VEH_Road ||

   139

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

   140

					v->type == VEH_Ship) {

   141

				num++;

   142

				if (v->age > 730) {

   143

					if (min_profit > v->profit_last_year)

   144

						min_profit = v->profit_last_year;

   145

				}

   146

			}

   147

		}

   148

   149

		_score_part[owner][SCORE_VEHICLES] = num;

   150

		if (min_profit > 0)

   151

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   152

	}

   153

   154

/* Count stations */

   155

	{

   156

		uint num = 0;

   157

		Station *st;

   158

   159

		FOR_ALL_STATIONS(st) {

   160

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

   161

				int facil = st->facilities;

   162

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

   163

			}

   164

		}

   165

		_score_part[owner][SCORE_STATIONS] = num;

   166

	}

   167

   168

/* Generate statistics depending on recent income statistics */

   169

	{

   170

		PlayerEconomyEntry *pee;

   171

		int numec;

   172

		int32 min_income;

   173

		int32 max_income;

   174

   175

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

   176

		if (numec != 0) {

   177

			min_income = 0x7FFFFFFF;

   178

			max_income = 0;

   179

			pee = p->old_economy;

   180

			do {

   181

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

   182

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

   183

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

   184

   185

			if (min_income > 0)

   186

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   187

   188

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   189

		}

   190

	}

   191

   192

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

   193

	{

   194

		PlayerEconomyEntry *pee;

   195

		int numec;

   196

		uint32 total_delivered;

   197

   198

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

   199

		if (numec != 0) {

   200

			pee = p->old_economy;

   201

			total_delivered = 0;

   202

			do {

   203

				total_delivered += pee->delivered_cargo;

   204

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

   205

   206

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   207

		}

   208

	}

   209

   210

/* Generate score for variety of cargo */

   211

	{

   212

		uint cargo = p->cargo_types;

   213

		uint num = 0;

   214

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

   215

		_score_part[owner][SCORE_CARGO] = num;

   216

		if (update)

   217

			p->cargo_types = 0;

   218

	}

   219

   220

/* Generate score for player money */

   221

	{

   222

		int32 money = p->player_money;

   223

		if (money > 0) {

   224

			_score_part[owner][SCORE_MONEY] = money;

   225

		}

   226

	}

   227

   228

/* Generate score for loan */

   229

	{

   230

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

   231

	}

   232

   233

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

   234

	{

   235

		int i;

   236

		int total_score = 0;

   237

		int s;

   238

		score = 0;

   239

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

   240

			// Skip the total

   241

			if (i == SCORE_TOTAL) continue;

   242

			// Check the score

   243

			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);

   244

			if (s < 0) s = 0;

   245

			score += s;

   246

			total_score += score_info[i].score;

   247

		}

   248

   249

		_score_part[owner][SCORE_TOTAL] = score;

   250

   251

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

   252

		if (total_score != SCORE_MAX)

   253

			score = score * SCORE_MAX / total_score;

   254

	}

   255

   256

	if (update) {

   257

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

   258

    	UpdatePlayerHouse(p, score);

   259

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

   260

    }

   261

   262

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   263

	return score;

   264

}

   265

   266

// use 255 as new_player to delete the player.

   267

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   268

{

   269

	PlayerID old = _current_player;

   270

	_current_player = old_player;

   271

   272

	if (new_player == OWNER_SPECTATOR) {

   273

		Subsidy *s;

   274

   275

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

   276

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

   277

				if (GetStation(s->to)->owner == old_player)

   278

					s->cargo_type = 0xff;

   279

			}

   280

		}

   281

	}

   282

   283

	/* Take care of rating in towns */

   284

	{ Town *t;

   285

		if (new_player != OWNER_SPECTATOR) {

   286

			FOR_ALL_TOWNS(t) {

   287

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

   288

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

   289

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

   290

						// use max of the two ratings.

   291

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

   292

					} else {

   293

						SETBIT(t->have_ratings, new_player);

   294

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

   295

					}

   296

				}

   297

   298

				/* Reset ratings for the town */

   299

				if (IsValidTown(t)) {

   300

					t->ratings[old_player] = 500;

   301

					CLRBIT(t->have_ratings, old_player);

   302

				}

   303

			}

   304

		}

   305

	}

   306

   307

	{

   308

		int num_train = 0;

   309

		int num_road = 0;

   310

		int num_ship = 0;

   311

		int num_aircraft = 0;

   312

		Vehicle *v;

   313

   314

		// Determine Ids for the new vehicles

   315

		FOR_ALL_VEHICLES(v) {

   316

			if (v->owner == new_player) {

   317

				switch (v->type) {

   318

					case VEH_Train:

   319

						if (v->subtype == TS_Front_Engine) num_train++;

   320

						break;

   321

					case VEH_Road:

   322

						num_road++;

   323

						break;

   324

					case VEH_Ship:

   325

						num_ship++;

   326

						break;

   327

					case VEH_Aircraft:

   328

						if (v->subtype <= 2) num_aircraft++;

   329

						break;

   330

					default: break;

   331

				}

   332

			}

   333

		}

   334

   335

		FOR_ALL_VEHICLES(v) {

   336

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

   337

				if (new_player == OWNER_SPECTATOR) {

   338

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   339

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   340

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   341

					DeleteVehicle(v);

   342

				} else {

   343

					v->owner = new_player;

   344

					if (v->type == VEH_Train && v->subtype == TS_Front_Engine)

   345

						v->unitnumber = ++num_train;

   346

					else if (v->type == VEH_Road)

   347

						v->unitnumber = ++num_road;

   348

					else if (v->type == VEH_Ship)

   349

						v->unitnumber = ++num_ship;

   350

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

   351

						v->unitnumber = ++num_aircraft;

   352

				}

   353

			}

   354

		}

   355

	}

   356

   357

	// Change ownership of tiles

   358

	{

   359

		TileIndex tile = 0;

   360

		do {

   361

			ChangeTileOwner(tile, old_player, new_player);

   362

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

   363

	}

   364

   365

	// Change color of existing windows

   366

	if (new_player != OWNER_SPECTATOR) {

   367

		Window *w;

   368

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

   369

			if (w->caption_color == old_player)

   370

				w->caption_color = new_player;

   371

		}

   372

	}

   373

   374

	{

   375

		Player *p;

   376

		uint i;

   377

   378

		/* Check for shares */

   379

		FOR_ALL_PLAYERS(p) {

   380

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

   381

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

   382

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

   383

					p->share_owners[i] = 0xFF;

   384

			}

   385

		}

   386

		p = GetPlayer(_current_player);

   387

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

   388

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

   389

			p->share_owners[i] = 0xFF;

   390

	}

   391

   392

	_current_player = old;

   393

   394

	MarkWholeScreenDirty();

   395

}

   396

   397

extern void DeletePlayerWindows(int pi);

   398

   399

static void PlayersCheckBankrupt(Player *p)

   400

{

   401

	int owner;

   402

	int64 val;

   403

   404

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

   405

	if (p->player_money >= 0) {

   406

		p->quarters_of_bankrupcy = 0;

   407

		return;

   408

	}

   409

   410

	p->quarters_of_bankrupcy++;

   411

   412

	owner = p->index;

   413

   414

	switch (p->quarters_of_bankrupcy) {

   415

		case 2:

   416

			AddNewsItem( (StringID)(owner + 16),

   417

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

   418

			break;

   419

		case 3: {

   420

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

   421

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

   422

			if (IS_HUMAN_PLAYER(owner)) {

   423

				AddNewsItem( (StringID)(owner + 16),

   424

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

   425

				break;

   426

			}

   427

   428

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

   429

			//  right now

   430

			val = CalculateCompanyValue(p);

   431

			if (val > 0) {

   432

				p->bankrupt_value = val;

   433

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

   434

				p->bankrupt_timeout = 0;

   435

				break;

   436

			}

   437

			// Else, falltrue to case 4...

   438

		}

   439

		case 4: {

   440

			// Close everything the owner has open

   441

			DeletePlayerWindows(owner);

   442

   443

//		Show bankrupt news

   444

			SetDParam(0, p->name_1);

   445

			SetDParam(1, p->name_2);

   446

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

   447

   448

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

   449

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

   450

				p->bankrupt_asked = 255;

   451

				p->bankrupt_timeout = 0x456;

   452

			} else {

   453

#ifdef ENABLE_NETWORK

   454

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   455

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

   456

					//  longer with us!

   457

					NetworkClientInfo *ci;

   458

					NetworkClientState *cs;

   459

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

   460

					FOR_ALL_CLIENTS(cs) {

   461

						ci = DEREF_CLIENT_INFO(cs);

   462

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

   463

							ci->client_playas = OWNER_SPECTATOR;

   464

							// Send the new info to all the clients

   465

							NetworkUpdateClientInfo(_network_own_client_index);

   466

						}

   467

					}

   468

				}

   469

				// Make sure the player no longer controls the company

   470

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

   471

					// Switch the player to spectator..

   472

					_local_player = OWNER_SPECTATOR;

   473

				}

   474

#endif /* ENABLE_NETWORK */

   475

   476

				// Convert everything the player owns to NO_OWNER

   477

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

   478

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

   479

				// Register the player as not-active

   480

				p->is_active = false;

   481

			}

   482

		}

   483

	}

   484

}

   485

   486

void DrawNewsBankrupcy(Window *w)

   487

{

   488

	Player *p;

   489

   490

	DrawNewsBorder(w);

   491

   492

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

   493

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

   494

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

   495

   496

	SetDParam(0, p->president_name_1);

   497

	SetDParam(1, p->president_name_2);

   498

   499

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   500

   501

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

   502

	case 1:

   503

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