1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "gui.h"

     5

#include "command.h"

     6

#include "player.h"

     7

     8

#define DEF_COMMAND(yyyy) int32 yyyy(int x, int y, uint32 flags, uint32 p1, uint32 p2)

     9

    10

DEF_COMMAND(CmdBuildRailroadTrack);

    11

DEF_COMMAND(CmdRemoveRailroadTrack);

    12

DEF_COMMAND(CmdBuildSingleRail);

    13

DEF_COMMAND(CmdRemoveSingleRail);

    14

    15

DEF_COMMAND(CmdLandscapeClear);

    16

    17

DEF_COMMAND(CmdBuildBridge);

    18

    19

DEF_COMMAND(CmdBuildRailroadStation);

    20

DEF_COMMAND(CmdRemoveFromRailroadStation);

    21

DEF_COMMAND(CmdConvertRail);

    22

    23

DEF_COMMAND(CmdBuildSignals);

    24

DEF_COMMAND(CmdRemoveSignals);

    25

    26

DEF_COMMAND(CmdTerraformLand);

    27

    28

DEF_COMMAND(CmdPurchaseLandArea);

    29

DEF_COMMAND(CmdSellLandArea);

    30

    31

DEF_COMMAND(CmdBuildTunnel);

    32

    33

DEF_COMMAND(CmdBuildTrainDepot);

    34

DEF_COMMAND(CmdBuildTrainWaypoint);

    35

DEF_COMMAND(CmdRenameWaypoint);

    36

DEF_COMMAND(CmdRemoveTrainWaypoint);

    37

    38

DEF_COMMAND(CmdBuildTruckStation);

    39

    40

DEF_COMMAND(CmdBuildBusStation);

    41

    42

DEF_COMMAND(CmdBuildLongRoad);

    43

DEF_COMMAND(CmdRemoveLongRoad);

    44

DEF_COMMAND(CmdBuildRoad);

    45

DEF_COMMAND(CmdRemoveRoad);

    46

    47

DEF_COMMAND(CmdBuildRoadDepot);

    48

    49

DEF_COMMAND(CmdBuildAirport);

    50

    51

DEF_COMMAND(CmdBuildDock);

    52

    53

DEF_COMMAND(CmdBuildShipDepot);

    54

    55

DEF_COMMAND(CmdBuildBuoy);

    56

    57

DEF_COMMAND(CmdPlantTree);

    58

    59

DEF_COMMAND(CmdBuildRailVehicle);

    60

DEF_COMMAND(CmdMoveRailVehicle);

    61

    62

DEF_COMMAND(CmdStartStopTrain);

    63

    64

DEF_COMMAND(CmdSellRailWagon);

    65

    66

DEF_COMMAND(CmdTrainGotoDepot);

    67

DEF_COMMAND(CmdForceTrainProceed);

    68

DEF_COMMAND(CmdReverseTrainDirection);

    69

    70

DEF_COMMAND(CmdModifyOrder);

    71

DEF_COMMAND(CmdSkipOrder);

    72

DEF_COMMAND(CmdDeleteOrder);

    73

DEF_COMMAND(CmdInsertOrder);

    74

DEF_COMMAND(CmdChangeTrainServiceInt);

    75

DEF_COMMAND(CmdRestoreOrderIndex);

    76

    77

DEF_COMMAND(CmdBuildIndustry);

    78

//DEF_COMMAND(CmdDestroyIndustry);

    79

    80

DEF_COMMAND(CmdBuildCompanyHQ);

    81

DEF_COMMAND(CmdDestroyCompanyHQ);

    82

DEF_COMMAND(CmdSetPlayerFace);

    83

DEF_COMMAND(CmdSetPlayerColor);

    84

    85

DEF_COMMAND(CmdIncreaseLoan);

    86

DEF_COMMAND(CmdDecreaseLoan);

    87

    88

DEF_COMMAND(CmdWantEnginePreview);

    89

    90

DEF_COMMAND(CmdNameVehicle);

    91

DEF_COMMAND(CmdRenameEngine);

    92

    93

DEF_COMMAND(CmdChangeCompanyName);

    94

DEF_COMMAND(CmdChangePresidentName);

    95

    96

DEF_COMMAND(CmdRenameStation);

    97

    98

DEF_COMMAND(CmdSellAircraft);

    99

DEF_COMMAND(CmdStartStopAircraft);

   100

DEF_COMMAND(CmdBuildAircraft);

   101

DEF_COMMAND(CmdSendAircraftToHangar);

   102

DEF_COMMAND(CmdChangeAircraftServiceInt);

   103

DEF_COMMAND(CmdRefitAircraft);

   104

   105

DEF_COMMAND(CmdPlaceSign);

   106

DEF_COMMAND(CmdRenameSign);

   107

   108

DEF_COMMAND(CmdBuildRoadVeh);

   109

DEF_COMMAND(CmdStartStopRoadVeh);

   110

DEF_COMMAND(CmdSellRoadVeh);

   111

DEF_COMMAND(CmdSendRoadVehToDepot);

   112

DEF_COMMAND(CmdTurnRoadVeh);

   113

DEF_COMMAND(CmdChangeRoadVehServiceInt);

   114

   115

DEF_COMMAND(CmdPause);

   116

DEF_COMMAND(CmdResume);

   117

   118

DEF_COMMAND(CmdBuyShareInCompany);

   119

DEF_COMMAND(CmdSellShareInCompany);

   120

DEF_COMMAND(CmdBuyCompany);

   121

   122

DEF_COMMAND(CmdBuildTown);

   123

   124

DEF_COMMAND(CmdRenameTown);

   125

DEF_COMMAND(CmdDoTownAction);

   126

   127

DEF_COMMAND(CmdSetRoadDriveSide);

   128

DEF_COMMAND(CmdSetTownNameType);

   129

   130

DEF_COMMAND(CmdChangeDifficultyLevel);

   131

   132

DEF_COMMAND(CmdStartStopShip);

   133

DEF_COMMAND(CmdSellShip);

   134

DEF_COMMAND(CmdBuildShip);

   135

DEF_COMMAND(CmdSendShipToDepot);

   136

DEF_COMMAND(CmdChangeShipServiceInt);

   137

DEF_COMMAND(CmdRefitShip);

   138

   139

   140

DEF_COMMAND(CmdStartNewGame);

   141

DEF_COMMAND(CmdLoadGame);

   142

DEF_COMMAND(CmdCreateScenario);

   143

DEF_COMMAND(CmdSetSinglePlayer);

   144

   145

DEF_COMMAND(CmdSetNewLandscapeType);

   146

   147

DEF_COMMAND(CmdGenRandomNewGame);

   148

DEF_COMMAND(CmdCloneOrder);

   149

   150

DEF_COMMAND(CmdClearArea);

   151

   152

DEF_COMMAND(CmdMoneyCheat);

   153

DEF_COMMAND(CmdBuildCanal);

   154

DEF_COMMAND(CmdBuildLock);

   155

   156

DEF_COMMAND(CmdPlayerCtrl);

   157

   158

DEF_COMMAND(CmdLevelLand);

   159

   160

DEF_COMMAND(CmdRefitRailVehicle);

   161

   162

DEF_COMMAND(CmdStartScenario);

   163

   164

DEF_COMMAND(CmdBuildManySignals);

   165

   166

/* The master command table */

   167

static CommandProc * const _command_proc_table[] = {

   168

	CmdBuildRailroadTrack,				/* 0  */

   169

	CmdRemoveRailroadTrack,				/* 1  */

   170

	CmdBuildSingleRail,						/* 2  */

   171

	CmdRemoveSingleRail,					/* 3  */

   172

	CmdLandscapeClear,						/* 4  */

   173

	CmdBuildBridge,								/* 5  */

   174

	CmdBuildRailroadStation,			/* 6  */

   175

	CmdBuildTrainDepot,						/* 7  */

   176

	CmdBuildSignals,							/* 8  */

   177

	CmdRemoveSignals,							/* 9  */

   178

	CmdTerraformLand,							/* 10 */

   179

	CmdPurchaseLandArea,					/* 11 */

   180

	CmdSellLandArea,							/* 12 */

   181

	CmdBuildTunnel,								/* 13 */

   182

	CmdRemoveFromRailroadStation,	/* 14 */

   183

	CmdConvertRail,								/* 15 */

   184

	CmdBuildTrainWaypoint,				/* 16 */

   185

	CmdRenameWaypoint,						/* 17 */

   186

	CmdRemoveTrainWaypoint,				/* 18 */

   187

	CmdBuildTruckStation,					/* 19 */

   188

	NULL,													/* 20 */

   189

	CmdBuildBusStation,						/* 21 */

   190

	NULL,													/* 22 */

   191

	CmdBuildLongRoad,							/* 23 */

   192

	CmdRemoveLongRoad,						/* 24 */

   193

	CmdBuildRoad,									/* 25 */

   194

	CmdRemoveRoad,								/* 26 */

   195

	CmdBuildRoadDepot,						/* 27 */

   196

	NULL,													/* 28 */

   197

	CmdBuildAirport,							/* 29 */

   198

	CmdBuildDock,									/* 30 */

   199

	CmdBuildShipDepot,						/* 31 */

   200

	CmdBuildBuoy,									/* 32 */

   201

	CmdPlantTree,									/* 33 */

   202

	CmdBuildRailVehicle,					/* 34 */

   203

	CmdMoveRailVehicle,						/* 35 */

   204

	CmdStartStopTrain,						/* 36 */

   205

	NULL,													/* 37 */

   206

	CmdSellRailWagon,							/* 38 */

   207

	CmdTrainGotoDepot,						/* 39 */

   208

	CmdForceTrainProceed,					/* 40 */

   209

	CmdReverseTrainDirection,			/* 41 */

   210

   211

	CmdModifyOrder,								/* 42 */

   212

	CmdSkipOrder,									/* 43 */

   213

	CmdDeleteOrder,								/* 44 */

   214

	CmdInsertOrder,								/* 45 */

   215

   216

	CmdChangeTrainServiceInt,			/* 46 */

   217

   218

	CmdBuildIndustry,							/* 47 */

   219

	CmdBuildCompanyHQ,						/* 48 */

   220

	CmdSetPlayerFace,							/* 49 */

   221

	CmdSetPlayerColor,						/* 50 */

   222

   223

	CmdIncreaseLoan,							/* 51 */

   224

	CmdDecreaseLoan,							/* 52 */

   225

   226

	CmdWantEnginePreview,					/* 53 */

   227

   228

	CmdNameVehicle,								/* 54 */

   229

	CmdRenameEngine,							/* 55 */

   230

   231

	CmdChangeCompanyName,					/* 56 */

   232

	CmdChangePresidentName,				/* 57 */

   233

   234

	CmdRenameStation,							/* 58 */

   235

   236

	CmdSellAircraft,							/* 59 */

   237

	CmdStartStopAircraft,					/* 60 */

   238

	CmdBuildAircraft,							/* 61 */

   239

	CmdSendAircraftToHangar,			/* 62 */

   240

	CmdChangeAircraftServiceInt,	/* 63 */

   241

	CmdRefitAircraft,							/* 64 */

   242

   243

	CmdPlaceSign,									/* 65 */

   244

	CmdRenameSign,								/* 66 */

   245

   246

	CmdBuildRoadVeh,							/* 67 */

   247

	CmdStartStopRoadVeh,					/* 68 */

   248

	CmdSellRoadVeh,								/* 69 */

   249

	CmdSendRoadVehToDepot,				/* 70 */

   250

	CmdTurnRoadVeh,								/* 71 */

   251

	CmdChangeRoadVehServiceInt,		/* 72 */

   252

   253

	CmdPause,											/* 73 */

   254

   255

	CmdBuyShareInCompany,					/* 74 */

   256

	CmdSellShareInCompany,				/* 75 */

   257

	CmdBuyCompany,								/* 76 */

   258

   259

	CmdBuildTown,									/* 77 */

   260

	NULL,													/* 78 */

   261

	NULL,													/* 79 */

   262

	CmdRenameTown,								/* 80 */

   263

	CmdDoTownAction,							/* 81 */

   264

   265

	CmdSetRoadDriveSide,					/* 82 */

   266

	CmdSetTownNameType,						/* 83 */

   267

	NULL,													/* 84 */

   268

	CmdChangeDifficultyLevel,			/* 85 */

   269

   270

	CmdStartStopShip,							/* 86 */

   271

	CmdSellShip,									/* 87 */

   272

	CmdBuildShip,									/* 88 */

   273

	CmdSendShipToDepot,						/* 89 */

   274

	CmdChangeShipServiceInt,			/* 90 */

   275

	CmdRefitShip,									/* 91 */

   276

   277

	CmdStartNewGame,							/* 92 */

   278

	CmdLoadGame,									/* 93 */

   279

	CmdCreateScenario,						/* 94 */

   280

	CmdSetSinglePlayer,						/* 95 */

   281

	NULL,													/* 96 */

   282

	CmdSetNewLandscapeType,				/* 97 */

   283

   284

	CmdGenRandomNewGame,					/* 98 */

   285

   286

	CmdCloneOrder,								/* 99 */

   287

   288

	CmdClearArea,									/* 100 */

   289

	CmdResume,										/* 101 */

   290

   291

	CmdMoneyCheat,								/* 102 */

   292

	CmdBuildCanal,								/* 103 */

   293

	CmdPlayerCtrl,								/* 104 */

   294

   295

	CmdLevelLand,									/* 105 */

   296

   297

	CmdRefitRailVehicle,					/* 106 */

   298

	CmdRestoreOrderIndex,					/* 107 */

   299

	CmdBuildLock,									/* 108 */

   300

	CmdStartScenario,							/* 109 */

   301

	CmdBuildManySignals,					/* 110 */

   302

	//CmdDestroyIndustry,						/* 109 */

   303

	CmdDestroyCompanyHQ,					/* 111 */

   304

};

   305

   306

int32 DoCommandByTile(TileIndex tile, uint32 p1, uint32 p2, uint32 flags, uint procc)

   307

{

   308

	return DoCommand(GET_TILE_X(tile)*16, GET_TILE_Y(tile)*16, p1, p2, flags, procc);

   309

}

   310

   311

   312

//extern void _stdcall Sleep(int s);

   313

   314

int32 DoCommand(int x, int y, uint32 p1, uint32 p2, uint32 flags, uint procc)

   315

{

   316

	int32 res;

   317

	CommandProc *proc;

   318

   319

	proc = _command_proc_table[procc];

   320

   321

	if (_docommand_recursive == 0) {

   322

		_error_message = INVALID_STRING_ID;

   323

		// update last build coord of player

   324

		if ( (x|y) != 0 && _current_player < MAX_PLAYERS) {

   325

			DEREF_PLAYER(_current_player)->last_build_coordinate = TILE_FROM_XY(x,y);

   326

		}

   327

	}

   328

   329

	_docommand_recursive++;

   330

   331

	// only execute the test call if it's toplevel, or we're not execing.

   332

	if (_docommand_recursive == 1 || !(flags & DC_EXEC) || (flags & DC_FORCETEST) ) {

   333

		res = proc(x, y, flags&~DC_EXEC, p1, p2);

   334

		if ((uint32)res >> 16 == 0x8000) {

   335

			if (res & 0xFFFF) _error_message = res & 0xFFFF;

   336

			goto error;

   337

		}

   338

   339

		if (_docommand_recursive == 1) {

   340

			if (!(flags&DC_QUERY_COST) && res != 0 && !CheckPlayerHasMoney(res))

   341

				goto error;

   342

		}

   343

   344

		if (!(flags & DC_EXEC)) {

   345

			_docommand_recursive--;

   346

			return res;

   347

		}

   348

	}

   349

   350

	// execute the command here.

   351

	_yearly_expenses_type = 0;

   352

	res = proc(x, y, flags, p1, p2);

   353

	if ((uint32)res >> 16 == 0x8000) {

   354

		if (res & 0xFFFF) _error_message = res & 0xFFFF;

   355

error:

   356

		_docommand_recursive--;

   357

		return CMD_ERROR;

   358

	}

   359

   360

	// if toplevel, subtract the money.

   361

	if (--_docommand_recursive == 0) {

   362

		SubtractMoneyFromPlayer(res);

   363

	}

   364

   365

	return res;

   366

}

   367

   368

int32 GetAvailableMoneyForCommand()

   369

{

   370

	uint pid = _current_player;

   371

	if (pid >= MAX_PLAYERS) return 0x7FFFFFFF; // max int

   372

	return DEREF_PLAYER(pid)->player_money;

   373

}

   374

   375

// toplevel network safe docommand function for the current player. must not be called recursively.

   376

// the callback is called when the command succeeded or failed.

   377

bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, CommandCallback *callback, uint32 cmd)

   378

{

   379

	int32 res = 0,res2;

   380

	CommandProc *proc;

   381

	uint32 flags;

   382

	bool notest;

   383

   384

	int x = GET_TILE_X(tile)*16;

   385

	int y = GET_TILE_Y(tile)*16;

   386

   387

	assert(_docommand_recursive == 0);

   388

   389

	if (_networking && !(cmd & CMD_NET_INSTANT) && _pause) {

   390

		// When the game is paused, and we are in a network game

   391

		//  we do not allow any commands. This is because

   392

		//  of some technical reasons

   393

		ShowErrorMessage(-1, STR_MULTIPLAYER_PAUSED, x, y);

   394

		_docommand_recursive = 0;

   395

		return true;

   396

	}

   397

   398

	_error_message = INVALID_STRING_ID;

   399

	_error_message_2 = cmd >> 16;

   400

	_additional_cash_required = 0;

   401

   402

	// spectator has no rights.

   403

	if (_current_player == OWNER_SPECTATOR) {

   404

		ShowErrorMessage(_error_message, _error_message_2, x, y);

   405

		return false;

   406

	}

   407

   408

	flags = 0;

   409

	if (cmd & CMD_AUTO) flags |= DC_AUTO;

   410

	if (cmd & CMD_NO_WATER) flags |= DC_NO_WATER;

   411

   412

	// get pointer to command handler

   413

	assert((cmd & 0xFF) < lengthof(_command_proc_table));

   414

	proc = _command_proc_table[cmd & 0xFF];

   415

   416

	// this command is a notest command?

   417

	// CMD_REMOVE_ROAD: This command has special local authority

   418

	// restrictions which may cause the test run to fail (the previous

   419

	// road fragments still stay there and the town won't let you

   420

	// disconnect the road system), but the exec will succeed and this

   421

	// fact will trigger an assertion failure. --pasky

   422

	notest =

   423

		(cmd & 0xFF) == CMD_CLEAR_AREA ||

   424

		(cmd & 0xFF) == CMD_CONVERT_RAIL ||

   425

		(cmd & 0xFF) == CMD_LEVEL_LAND ||

   426

		(cmd & 0xFF) == CMD_TRAIN_GOTO_DEPOT ||

   427

		(cmd & 0xFF) == CMD_REMOVE_ROAD;

   428

   429

	if (_networking && (cmd & CMD_ASYNC)) notest = true;

   430

   431

	_docommand_recursive = 1;

   432

   433

	// cost estimation only?

   434

	if (_shift_pressed && _current_player == _local_player && !(cmd & CMD_DONT_NETWORK)) {

   435

		// estimate the cost.

   436

		res = proc(x, y, flags, p1, p2);

   437

		if ((uint32)res >> 16 == 0x8000) {

   438

			if (res & 0xFFFF) _error_message = res & 0xFFFF;

   439

			ShowErrorMessage(_error_message, _error_message_2, x, y);

   440

		} else {

   441

			ShowEstimatedCostOrIncome(res, x, y);

   442

		}

   443

   444

		_docommand_recursive = 0;

   445

		return false;

   446

	}

   447

   448

   449

   450

	// unless the command is a notest command, check if it can be executed.

   451

	if (!notest) {

   452

		// first test if the command can be executed.

   453

		res = proc(x,y, flags, p1, p2);

   454

		if ((uint32)res >> 16 == 0x8000) {

   455

			if (res & 0xFFFF) _error_message = res & 0xFFFF;

   456

			goto show_error;

   457

		}

   458

		// no money?

   459

		if (res != 0 && !CheckPlayerHasMoney(res)) goto show_error;

   460

	}

   461

   462

	// put the command in a network queue and execute it later?

   463

	if (_networking && !(cmd & CMD_DONT_NETWORK)) {

   464

		if (!(cmd & CMD_NET_INSTANT)) {

   465

			NetworkSendCommand(tile, p1, p2, cmd, callback);

   466

			_docommand_recursive = 0;

   467

			return true;

   468

		} else {

   469

			// Instant Command ... Relay and Process then

   470

			NetworkSendCommand(tile, p1, p2, cmd, callback);

   471

		}

   472

	}

   473

   474

	// update last build coordinate of player.

   475

	if ( tile != 0 && _current_player < MAX_PLAYERS) DEREF_PLAYER(_current_player)->last_build_coordinate = tile;

   476

   477

	// actually try and execute the command.

   478

	_yearly_expenses_type = 0;

   479

	res2 = proc(x,y, flags|DC_EXEC, p1, p2);

   480

   481

	if (!notest) {

   482

		assert(res == res2); // sanity check

   483

	} else {

   484

		if ((uint32)res2 >> 16 == 0x8000) {

   485

			if (res2 & 0xFFFF) _error_message = res2 & 0xFFFF;

   486

			goto show_error;

   487

		}

   488

	}

   489

   490

	SubtractMoneyFromPlayer(res2);

   491

   492

	if (_current_player == _local_player && _game_mode != GM_EDITOR) {

   493

		if (res2 != 0)

   494

			ShowCostOrIncomeAnimation(x, y, GetSlopeZ(x, y), res2);

   495

		if (_additional_cash_required) {

   496

			SET_DPARAM32(0, _additional_cash_required);

   497

			ShowErrorMessage(STR_0003_NOT_ENOUGH_CASH_REQUIRES, _error_message_2, x,y);

   498

			if (res2 == 0) goto callb_err;

   499

		}

   500

	}

   501

   502

	_docommand_recursive = 0;

   503

   504

	if (callback) callback(true, tile, p1, p2);

   505

	return true;

   506

   507

show_error:

   508

	// show error message if the command fails?

   509

	if (_current_player == _local_player && _error_message_2 != 0)

   510

		ShowErrorMessage(_error_message, _error_message_2, x,y);

   511

   512

callb_err:

   513

	_docommand_recursive = 0;

   514