1

#include "stdafx.h"

     2

#include "ttd.h"

     4

#include "table/strings.h"

     5

#include "map.h"

     6

#include "news.h"

     7

#include "player.h"

     8

#include "station.h"

     9

#include "vehicle.h"

    10

#include "window.h"

    11

#include "gfx.h"

    12

#include "command.h"

    13

#include "saveload.h"

    14

#include "economy.h"

    15

#include "industry.h"

    16

#include "town.h"

    17

#include "network.h"

    18

#include "sound.h"

    19

#include "engine.h"

    20

#include "network_data.h"

    21

    22

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

    23

uint GetMaskOfAllowedCurrencies(void)

    24

{

    25

	int i;

    26

	uint mask = 0;

    27

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

    28

		uint16 to_euro = _currency_specs[i].to_euro;

    29

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

    30

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

    31

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

    32

		mask |= (1 << i);

    33

	}

    34

	return mask;

    35

}

    36

    37

void CheckSwitchToEuro(void)

    38

{

    39

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

    40

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

    41

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

    42

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

    43

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

    44

	}

    45

}

    46

    47

void UpdatePlayerHouse(Player *p, uint score)

    48

{

    49

	byte val;

    50

	uint tile = p->location_of_house;

    51

    52

	if (tile == 0)

    53

		return;

    54

    55

	(val = 128, score < 170) ||

    56

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

    57

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

    58

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

    59

	(val+= 4, true);

    60

    61

/* house is already big enough */

    62

	if (val <= _map5[tile])

    63

		return;

    64

    65

	_map5[tile + TILE_XY(0,0)] = val;

    66

	_map5[tile + TILE_XY(0,1)] = ++val;

    67

	_map5[tile + TILE_XY(1,0)] = ++val;

    68

	_map5[tile + TILE_XY(1,1)] = ++val;

    69

    70

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

    71

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

    72

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

    73

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

    74

}

    75

    76

int64 CalculateCompanyValue(Player *p) {

    77

	byte owner = p->index;

    78

	int64 value;

    79

    80

	{

    81

		Station *st;

    82

		uint num = 0;

    83

    84

		FOR_ALL_STATIONS(st) {

    85

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

    86

				uint facil = st->facilities;

    87

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

    88

			}

    89

		}

    90

    91

		value = num * _price.station_value * 25;

    92

	}

    93

    94

	{

    95

		Vehicle *v;

    96

    97

		FOR_ALL_VEHICLES(v) {

    98

			if (v->owner != owner)

    99

				continue;

   100

			if (v->type == VEH_Train ||

   101

					v->type == VEH_Road ||

   102

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

   103

					v->type == VEH_Ship) {

   104

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

   105

			}

   106

		}

   107

	}

   108

   109

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

   110

   111

	return max(value, 1);

   112

}

   113

   114

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

   115

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

   116

int UpdateCompanyRatingAndValue(Player *p, bool update)

   117

{

   118

	byte owner = p->index;

   119

	int score = 0;

   120

   121

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

   122

   123

/* Count vehicles */

   124

	{

   125

		Vehicle *v;

   126

		int32 min_profit = MAX_INT;

   127

		uint num = 0;

   128

   129

		FOR_ALL_VEHICLES(v) {

   130

			if (v->owner != owner)

   131

				continue;

   132

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

   133

					v->type == VEH_Road ||

   134

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

   135

					v->type == VEH_Ship) {

   136

				num++;

   137

				if (v->age > 730) {

   138

					if (min_profit > v->profit_last_year)

   139

						min_profit = v->profit_last_year;

   140

				}

   141

			}

   142

		}

   143

   144

		_score_part[owner][SCORE_VEHICLES] = num;

   145

   146

		if (min_profit != MAX_INT && min_profit > 0)

   147

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   148

	}

   149

   150

/* Count stations */

   151

	{

   152

		uint num = 0;

   153

		Station *st;

   154

   155

		FOR_ALL_STATIONS(st) {

   156

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

   157

				int facil = st->facilities;

   158

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

   159

			}

   160

		}

   161

		_score_part[owner][SCORE_STATIONS] = num;

   162

	}

   163

   164

/* Generate statistics depending on recent income statistics */

   165

	{

   166

		PlayerEconomyEntry *pee;

   167

		int numec;

   168

		int32 min_income;

   169

		int32 max_income;

   170

   171

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

   172

		if (numec != 0) {

   173

			min_income = 0x7FFFFFFF;

   174

			max_income = 0;

   175

			pee = p->old_economy;

   176

			do {

   177

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

   178

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

   179

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

   180

   181

			if (min_income > 0)

   182

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   183

   184

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   185

		}

   186

	}

   187

   188

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

   189

	{

   190

		PlayerEconomyEntry *pee;

   191

		int numec;

   192

		uint32 total_delivered;

   193

   194

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

   195

		if (numec != 0) {

   196

			pee = p->old_economy;

   197

			total_delivered = 0;

   198

			do {

   199

				total_delivered += pee->delivered_cargo;

   200

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

   201

   202

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   203

		}

   204

	}

   205

   206

/* Generate score for variety of cargo */

   207

	{

   208

		uint cargo = p->cargo_types;

   209

		uint num = 0;

   210

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

   211

		_score_part[owner][SCORE_CARGO] = num;

   212

		if (update)

   213

			p->cargo_types = 0;

   214

	}

   215

   216

/* Generate score for player money */

   217

	{

   218

		int32 money = p->player_money;

   219

		if (money > 0) {

   220

			_score_part[owner][SCORE_MONEY] = money;

   221

		}

   222

	}

   223

   224

/* Generate score for loan */

   225

	{

   226

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

   227

	}

   228

   229

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

   230

	{

   231

		int i;

   232

		int total_score = 0;

   233

		int s;

   234

		score = 0;

   235

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

   236

			// Skip the total

   237

			if (i == SCORE_TOTAL) continue;

   238

			// Check the score

   239

			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);

   240

			if (s < 0) s = 0;

   241

			score += s;

   242

			total_score += score_info[i].score;

   243

		}

   244

   245

		_score_part[owner][SCORE_TOTAL] = score;

   246

   247

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

   248

		if (total_score != SCORE_MAX)

   249

			score = score * SCORE_MAX / total_score;

   250

	}

   251

   252

	if (update) {

   253

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

   254

    	UpdatePlayerHouse(p, score);

   255

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

   256

    }

   257

   258

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   259

	return score;

   260

}

   261

   262

// use 255 as new_player to delete the player.

   263

void ChangeOwnershipOfPlayerItems(byte old_player, byte new_player)

   264

{

   265

	byte old = _current_player;

   266

	_current_player = old_player;

   267

   268

	if (new_player == 255) {

   269

		Subsidy *s;

   270

   271

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

   272

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

   273

				Station *st = GetStation(s->to);

   274

				if (st->owner == old_player)

   275

					s->cargo_type = 0xff;

   276

			}

   277

		}

   278

	}

   279

   280

	// take care of rating in towns

   281

	{

   282

		Town *t;

   283

   284

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

   285

		if (new_player != 255) {

   286

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

   287

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

   288

					// use max of the two ratings.

   289

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

   290

				} else {

   291

					SETBIT(t->have_ratings, new_player);

   292

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

   293

				}

   294

			}

   295

		}

   296

   297

		// reset rating for the towns.

   298

		FOR_ALL_TOWNS(t) if (t->xy) {

   299

			t->ratings[old_player] = 500;

   300

			CLRBIT(t->have_ratings, old_player);

   301

		}

   302

	}

   303

   304

	{

   305

		int num_train = 0;

   306

		int num_road = 0;

   307

		int num_ship = 0;

   308

		int num_aircraft = 0;

   309

		Vehicle *v;

   310

   311

		// Determine Ids for the new vehicles

   312

		FOR_ALL_VEHICLES(v) {

   313

			if (v->owner == new_player) {

   314

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

   315

					num_train++;

   316

				else if (v->type == VEH_Road)

   317

					num_road++;

   318

				else if (v->type == VEH_Ship)

   319

					num_ship++;

   320

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

   321

					num_aircraft++;

   322

			}

   323

		}

   324

   325

		FOR_ALL_VEHICLES(v) {

   326

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

   327

				if (new_player == 255) {

   328

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   329

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   330

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   331

					DeleteVehicle(v);

   332

				} else {

   333

					v->owner = new_player;

   334

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

   335

						v->unitnumber = ++num_train;

   336

					else if (v->type == VEH_Road)

   337

						v->unitnumber = ++num_road;

   338

					else if (v->type == VEH_Ship)

   339

						v->unitnumber = ++num_ship;

   340

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

   341

						v->unitnumber = ++num_aircraft;

   342

				}

   343

			}

   344

		}

   345

	}

   346

   347

	// Change ownership of tiles

   348

	{

   349

		uint tile = 0;

   350

		do {

   351

			ChangeTileOwner(tile, old_player, new_player);

   352

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

   353

	}

   354

   355

	// Change color of existing windows

   356

	if (new_player != 255) {

   357

		Window *w;

   358

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

   359

			if (w->caption_color == old_player)

   360

				w->caption_color = new_player;

   361

		}

   362

	}

   363

   364

	{

   365

		Player *p;

   366

		uint i;

   367

   368

		/* Check for shares */

   369

		FOR_ALL_PLAYERS(p) {

   370

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

   371

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

   372

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

   373

					p->share_owners[i] = 0xFF;

   374

			}

   375

		}

   376

		p = DEREF_PLAYER(_current_player);

   377

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

   378

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

   379

			p->share_owners[i] = 0xFF;

   380

	}

   381

   382

	_current_player = old;

   383

   384

	MarkWholeScreenDirty();

   385

}

   386

   387

extern void DeletePlayerWindows(int pi);

   388

   389

static void PlayersCheckBankrupt(Player *p)

   390

{

   391

	int owner;

   392

	int64 val;

   393

   394

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

   395

	if (p->player_money >= 0) {

   396

		p->quarters_of_bankrupcy = 0;

   397

		return;

   398

	}

   399

   400

	p->quarters_of_bankrupcy++;

   401

   402

	owner = p->index;

   403

   404

	switch (p->quarters_of_bankrupcy) {

   405

		case 2:

   406

			AddNewsItem( (StringID)(owner + 16),

   407

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

   408

			break;

   409

		case 3: {

   410

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

   411

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

   412

			if (IS_HUMAN_PLAYER(owner)) {

   413

				AddNewsItem( (StringID)(owner + 16),

   414

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

   415

				break;

   416

			}

   417

   418

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

   419

			//  right now

   420

			val = CalculateCompanyValue(p);

   421

			if (val > 0) {

   422

				p->bankrupt_value = val;

   423

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

   424

				p->bankrupt_timeout = 0;

   425

				break;

   426

			}

   427

			// Else, falltrue to case 4...

   428

		}

   429

		case 4: {

   430

			// Close everything the owner has open

   431

			DeletePlayerWindows(owner);

   432

   433

//		Show bankrupt news

   434

			SetDParam(0, p->name_1);

   435

			SetDParam(1, p->name_2);

   436

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

   437

   438

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

   439

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

   440

				p->bankrupt_asked = 255;

   441

				p->bankrupt_timeout = 0x456;

   442

			} else {

   443

#ifdef ENABLE_NETWORK

   444

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   445

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

   446

					//  longer with us!

   447

					NetworkClientInfo *ci;

   448

					NetworkClientState *cs;

   449

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

   450

					FOR_ALL_CLIENTS(cs) {

   451

						ci = DEREF_CLIENT_INFO(cs);

   452

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

   453

							ci->client_playas = OWNER_SPECTATOR;

   454

							// Send the new info to all the clients

   455

							NetworkUpdateClientInfo(_network_own_client_index);

   456

						}

   457

					}

   458

				}

   459

				// Make sure the player no longer controls the company

   460

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

   461

					// Switch the player to spectator..

   462

					_local_player = OWNER_SPECTATOR;

   463

				}

   464

#endif /* ENABLE_NETWORK */

   465

   466

				// Convert everything the player owns to NO_OWNER

   467

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

   468

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

   469

				// Register the player as not-active

   470

				p->is_active = false;

   471

			}

   472

		}

   473

	}

   474

}

   475

   476

void DrawNewsBankrupcy(Window *w)

   477

{

   478

	Player *p;

   479

   480

	DrawNewsBorder(w);

   481

   482

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

   483

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

   484

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

   485

   486

	SetDParam(0, p->president_name_1);

   487

	SetDParam(1, p->president_name_2);

   488

   489

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   490

   491

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

   492

	case 1:

   493

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

   494

   495

		SetDParam(0, p->name_1);

   496

		SetDParam(1, p->name_2);

   497

   498

		DrawStringMultiCenter(

   499

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

   500

			90,

   501

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   502

			w->width - 101);

   503

		break;

   504

   505

	case 2: {

   506

		int32 price;

   507

   508

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

   509

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