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"

     9

#include "map.h"

    10

#include "news.h"

    11

#include "player.h"

    12

#include "station.h"

    13

#include "vehicle.h"

    14

#include "window.h"

    15

#include "gfx.h"

    16

#include "command.h"

    17

#include "saveload.h"

    18

#include "economy.h"

    19

#include "industry.h"

    20

#include "town.h"

    21

#include "network.h"

    22

#include "sound.h"

    23

#include "engine.h"

    24

#include "network_data.h"

    25

#include "variables.h"

    26

#include "vehicle_gui.h"

    27

    28

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

    29

uint GetMaskOfAllowedCurrencies(void)

    30

{

    31

	int i;

    32

	uint mask = 0;

    33

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

    34

		uint16 to_euro = _currency_specs[i].to_euro;

    35

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

    36

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

    37

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

    38

		mask |= (1 << i);

    39

	}

    40

	return mask;

    41

}

    42

    43

void CheckSwitchToEuro(void)

    44

{

    45

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

    46

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

    47

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

    48

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

    49

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

    50

	}

    51

}

    52

    53

void UpdatePlayerHouse(Player *p, uint score)

    54

{

    55

	byte val;

    56

	TileIndex tile = p->location_of_house;

    57

    58

	if (tile == 0)

    59

		return;

    60

    61

	(val = 128, score < 170) ||

    62

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

    63

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

    64

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

    65

	(val+= 4, true);

    66

    67

/* house is already big enough */

    68

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

    69

		return;

    70

    71

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

    72

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

    73

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

    74

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

    75

    76

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

    77

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

    78

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

    79

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

    80

}

    81

    82

int64 CalculateCompanyValue(Player *p) {

    83

	byte owner = p->index;

    84

	int64 value;

    85

    86

	{

    87

		Station *st;

    88

		uint num = 0;

    89

    90

		FOR_ALL_STATIONS(st) {

    91

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

    92

				uint facil = st->facilities;

    93

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

    94

			}

    95

		}

    96

    97

		value = num * _price.station_value * 25;

    98

	}

    99

   100

	{

   101

		Vehicle *v;

   102

   103

		FOR_ALL_VEHICLES(v) {

   104

			if (v->owner != owner)

   105

				continue;

   106

			if (v->type == VEH_Train ||

   107

					v->type == VEH_Road ||

   108

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

   109

					v->type == VEH_Ship) {

   110

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

   111

			}

   112

		}

   113

	}

   114

   115

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

   116

   117

	return max64(value, 1);

   118

}

   119

   120

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

   121

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

   122

int UpdateCompanyRatingAndValue(Player *p, bool update)

   123

{

   124

	byte owner = p->index;

   125

	int score = 0;

   126

   127

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

   128

   129

/* Count vehicles */

   130

	{

   131

		Vehicle *v;

   132

		int32 min_profit = score_info[SCORE_MIN_PROFIT].needed;

   133

		uint num = 0;

   134

   135

		FOR_ALL_VEHICLES(v) {

   136

			if (v->owner != owner)

   137

				continue;

   138

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

   139

					v->type == VEH_Road ||

   140

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

   141

					v->type == VEH_Ship) {

   142

				num++;

   143

				if (v->age > 730) {

   144

					if (min_profit > v->profit_last_year)

   145

						min_profit = v->profit_last_year;

   146

				}

   147

			}

   148

		}

   149

   150

		_score_part[owner][SCORE_VEHICLES] = num;

   151

		if (min_profit > 0)

   152

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   153

	}

   154

   155

/* Count stations */

   156

	{

   157

		uint num = 0;

   158

		Station *st;

   159

   160

		FOR_ALL_STATIONS(st) {

   161

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

   162

				int facil = st->facilities;

   163

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

   164

			}

   165

		}

   166

		_score_part[owner][SCORE_STATIONS] = num;

   167

	}

   168

   169

/* Generate statistics depending on recent income statistics */

   170

	{

   171

		PlayerEconomyEntry *pee;

   172

		int numec;

   173

		int32 min_income;

   174

		int32 max_income;

   175

   176

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

   177

		if (numec != 0) {

   178

			min_income = 0x7FFFFFFF;

   179

			max_income = 0;

   180

			pee = p->old_economy;

   181

			do {

   182

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

   183

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

   184

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

   185

   186

			if (min_income > 0)

   187

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   188

   189

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   190

		}

   191

	}

   192

   193

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

   194

	{

   195

		PlayerEconomyEntry *pee;

   196

		int numec;

   197

		uint32 total_delivered;

   198

   199

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

   200

		if (numec != 0) {

   201

			pee = p->old_economy;

   202

			total_delivered = 0;

   203

			do {

   204

				total_delivered += pee->delivered_cargo;

   205

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

   206

   207

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   208

		}

   209

	}

   210

   211

/* Generate score for variety of cargo */

   212

	{

   213

		uint cargo = p->cargo_types;

   214

		uint num = 0;

   215

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

   216

		_score_part[owner][SCORE_CARGO] = num;

   217

		if (update)

   218

			p->cargo_types = 0;

   219

	}

   220

   221

/* Generate score for player money */

   222

	{

   223

		int32 money = p->player_money;

   224

		if (money > 0) {

   225

			_score_part[owner][SCORE_MONEY] = money;

   226

		}

   227

	}

   228

   229

/* Generate score for loan */

   230

	{

   231

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

   232

	}

   233

   234

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

   235

	{

   236

		int i;

   237

		int total_score = 0;

   238

		int s;

   239

		score = 0;

   240

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

   241

			// Skip the total

   242

			if (i == SCORE_TOTAL) continue;

   243

			// Check the score

   244

			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);

   245

			if (s < 0) s = 0;

   246

			score += s;

   247

			total_score += score_info[i].score;

   248

		}

   249

   250

		_score_part[owner][SCORE_TOTAL] = score;

   251

   252

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

   253

		if (total_score != SCORE_MAX)

   254

			score = score * SCORE_MAX / total_score;

   255

	}

   256

   257

	if (update) {

   258

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

   259

    	UpdatePlayerHouse(p, score);

   260

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

   261

    }

   262

   263

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   264

	return score;

   265

}

   266

   267

// use 255 as new_player to delete the player.

   268

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   269

{

   270

	PlayerID old = _current_player;

   271

	_current_player = old_player;

   272

   273

	if (new_player == OWNER_SPECTATOR) {

   274

		Subsidy *s;

   275

   276

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

   277

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

   278

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

   279

					s->cargo_type = 0xff;

   280

			}

   281

		}

   282

	}

   283

   284

	/* Take care of rating in towns */

   285

	{ Town *t;

   286

		if (new_player != OWNER_SPECTATOR) {

   287

			FOR_ALL_TOWNS(t) {

   288

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

   289

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

   290

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

   291

						// use max of the two ratings.

   292

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

   293

					} else {

   294

						SETBIT(t->have_ratings, new_player);

   295

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

   296

					}

   297

				}

   298

   299

				/* Reset ratings for the town */

   300

				if (IsValidTown(t)) {

   301

					t->ratings[old_player] = 500;

   302

					CLRBIT(t->have_ratings, old_player);

   303

				}

   304

			}

   305

		}

   306

	}

   307

   308

	{

   309

		int num_train = 0;

   310

		int num_road = 0;

   311

		int num_ship = 0;

   312

		int num_aircraft = 0;

   313

		Vehicle *v;

   314

   315

		// Determine Ids for the new vehicles

   316

		FOR_ALL_VEHICLES(v) {

   317

			if (v->owner == new_player) {

   318

				switch (v->type) {

   319

					case VEH_Train:

   320

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

   321

						break;

   322

					case VEH_Road:

   323

						num_road++;

   324

						break;

   325

					case VEH_Ship:

   326

						num_ship++;

   327

						break;

   328

					case VEH_Aircraft:

   329

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

   330

						break;

   331

					default: break;

   332

				}

   333

			}

   334

		}

   335

   336

		FOR_ALL_VEHICLES(v) {

   337

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

   338

				if (new_player == OWNER_SPECTATOR) {

   339

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   340

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   341

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   342

					DeleteVehicle(v);

   343

				} else {

   344

					v->owner = new_player;

   345

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

   346

						v->unitnumber = ++num_train;

   347

					else if (v->type == VEH_Road)

   348

						v->unitnumber = ++num_road;

   349

					else if (v->type == VEH_Ship)

   350

						v->unitnumber = ++num_ship;

   351

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

   352

						v->unitnumber = ++num_aircraft;

   353

				}

   354

			}

   355

		}

   356

	}

   357

   358

	// Change ownership of tiles

   359

	{

   360

		TileIndex tile = 0;

   361

		do {

   362

			ChangeTileOwner(tile, old_player, new_player);

   363

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

   364

	}

   365

   366

	// Change color of existing windows

   367

	if (new_player != OWNER_SPECTATOR) {

   368

		Window *w;

   369

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

   370

			if (w->caption_color == old_player)

   371

				w->caption_color = new_player;

   372

		}

   373

	}

   374

   375

	{

   376

		Player *p;

   377

		uint i;

   378

   379

		/* Check for shares */

   380

		FOR_ALL_PLAYERS(p) {

   381

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

   382

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

   383

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

   384

					p->share_owners[i] = 0xFF;

   385

			}

   386

		}

   387

		p = GetPlayer(_current_player);

   388

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

   389

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

   390

			p->share_owners[i] = 0xFF;

   391

	}

   392

   393

	_current_player = old;

   394

   395

	MarkWholeScreenDirty();

   396

}

   397

   398

extern void DeletePlayerWindows(int pi);

   399

   400

static void PlayersCheckBankrupt(Player *p)

   401

{

   402

	int owner;

   403

	int64 val;

   404

   405

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

   406

	if (p->player_money >= 0) {

   407

		p->quarters_of_bankrupcy = 0;

   408

		return;

   409

	}

   410

   411

	p->quarters_of_bankrupcy++;

   412

   413

	owner = p->index;

   414

   415

	switch (p->quarters_of_bankrupcy) {

   416

		case 2:

   417

			AddNewsItem( (StringID)(owner + 16),

   418

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

   419

			break;

   420

		case 3: {

   421

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

   422

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

   423

			if (IS_HUMAN_PLAYER(owner)) {

   424

				AddNewsItem( (StringID)(owner + 16),

   425

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

   426

				break;

   427

			}

   428

   429

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

   430

			//  right now

   431

			val = CalculateCompanyValue(p);

   432

			if (val > 0) {

   433

				p->bankrupt_value = val;

   434

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

   435

				p->bankrupt_timeout = 0;

   436

				break;

   437

			}

   438

			// Else, falltrue to case 4...

   439

		}

   440

		case 4: {

   441

			// Close everything the owner has open

   442

			DeletePlayerWindows(owner);

   443

   444

//		Show bankrupt news

   445

			SetDParam(0, p->name_1);

   446

			SetDParam(1, p->name_2);

   447

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

   448

   449

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

   450

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

   451

				p->bankrupt_asked = 255;

   452

				p->bankrupt_timeout = 0x456;

   453

			} else {

   454

#ifdef ENABLE_NETWORK

   455

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   456

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

   457

					//  longer with us!

   458

					NetworkClientInfo *ci;

   459

					NetworkClientState *cs;

   460

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

   461

					FOR_ALL_CLIENTS(cs) {

   462

						ci = DEREF_CLIENT_INFO(cs);

   463

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

   464

							ci->client_playas = OWNER_SPECTATOR;

   465

							// Send the new info to all the clients

   466

							NetworkUpdateClientInfo(_network_own_client_index);

   467

						}

   468

					}

   469

				}

   470

				// Make sure the player no longer controls the company

   471

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

   472

					// Switch the player to spectator..

   473

					_local_player = OWNER_SPECTATOR;

   474

				}

   475

#endif /* ENABLE_NETWORK */

   476

   477

				// Convert everything the player owns to NO_OWNER

   478

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

   479

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

   480

				// Register the player as not-active

   481

				p->is_active = false;

   482

			}

   483

		}

   484

	}

   485

}

   486

   487

void DrawNewsBankrupcy(Window *w)

   488

{

   489

	Player *p;

   490

   491

	DrawNewsBorder(w);

   492

   493

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

   494

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

   496

   497

	SetDParam(0, p->president_name_1);

   498

	SetDParam(1, p->president_name_2);

   499

   500

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   501

   502

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

   503