1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "debug.h"

     6

#include "functions.h"

     7

#include "roadveh.h"

     8

#include "table/sprites.h"

     9

#include "table/strings.h"

    10

#include "map.h"

    11

#include "window.h"

    12

#include "gui.h"

    13

#include "gfx.h"

    14

#include "vehicle.h"

    15

#include "viewport.h"

    16

#include "station.h"

    17

#include "command.h"

    18

#include "player.h"

    19

#include "engine.h"

    20

#include "depot.h"

    21

#include "vehicle_gui.h"

    22

#include "newgrf_engine.h"

    23

#include "date.h"

    24

    25

/**

    26

 * Draw the purchase info details of road vehicle at a given location.

    27

 * @param x,y location where to draw the info

    28

 * @param engine_number the engine of which to draw the info of

    29

 */

    30

void DrawRoadVehPurchaseInfo(int x, int y, EngineID engine_number)

    31

{

    32

	const RoadVehicleInfo *rvi = RoadVehInfo(engine_number);

    33

	const Engine *e = GetEngine(engine_number);

    34

	bool refittable = (_engine_info[engine_number].refit_mask != 0);

    35

	YearMonthDay ymd;

    36

	ConvertDateToYMD(e->intro_date, &ymd);

    37

    38

	/* Purchase cost - Max speed */

    39

	SetDParam(0, rvi->base_cost * (_price.roadveh_base>>3)>>5);

    40

	SetDParam(1, rvi->max_speed / 2);

    41

	DrawString(x, y, STR_PURCHASE_INFO_COST_SPEED, 0);

    42

	y += 10;

    43

    44

	/* Running cost */

    45

	SetDParam(0, rvi->running_cost * _price.roadveh_running >> 8);

    46

	DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, 0);

    47

	y += 10;

    48

    49

	/* Cargo type + capacity */

    50

	SetDParam(0, _cargoc.names_long[rvi->cargo_type]);

    51

	SetDParam(1, rvi->capacity);

    52

	SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);

    53

	DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, 0);

    54

	y += 10;

    55

    56

	/* Design date - Life length */

    57

	SetDParam(0, ymd.year);

    58

	SetDParam(1, e->lifelength);

    59

	DrawString(x, y, STR_PURCHASE_INFO_DESIGNED_LIFE, 0);

    60

	y += 10;

    61

    62

	/* Reliability */

    63

	SetDParam(0, e->reliability * 100 >> 16);

    64

	DrawString(x, y, STR_PURCHASE_INFO_RELIABILITY, 0);

    65

	y += 10;

    66

    67

	/* Additional text from NewGRF */

    68

	// XXX 227 will become a calculated width...

    69

	y += ShowAdditionalText(x, y, 227, engine_number);

    70

}

    71

    72

static void DrawRoadVehImage(const Vehicle *v, int x, int y, VehicleID selection)

    73

{

    74

	PalSpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);

    75

	DrawSprite(GetRoadVehImage(v, DIR_W) | pal, x + 14, y + 6);

    76

    77

	if (v->index == selection) {

    78

		DrawFrameRect(x - 1, y - 1, x + 28, y + 12, 15, FR_BORDERONLY);

    79

	}

    80

}

    81

    82

static void RoadVehRefitWndProc(Window *w, WindowEvent *e)

    83

{

    84

	switch (e->event) {

    85

		case WE_PAINT: {

    86

			const Vehicle *v = GetVehicle(w->window_number);

    87

    88

			SetDParam(0, v->string_id);

    89

			SetDParam(1, v->unitnumber);

    90

			DrawWindowWidgets(w);

    91

    92

			DrawString(1, 15, STR_983F_SELECT_CARGO_TYPE_TO_CARRY, 0);

    93

    94

			WP(w,refit_d).cargo = DrawVehicleRefitWindow(v, WP(w,refit_d).sel);

    95

    96

			if (WP(w,refit_d).cargo != CT_INVALID) {

    97

				int32 cost = DoCommand(v->tile, v->index, WP(w,refit_d).cargo, DC_QUERY_COST, CMD_REFIT_ROAD_VEH);

    98

				if (!CmdFailed(cost)) {

    99

					SetDParam(0, _cargoc.names_long[WP(w,refit_d).cargo]);

   100

					SetDParam(1, _returned_refit_capacity);

   101

					SetDParam(2, cost);

   102

					DrawString(1, 137, STR_9840_NEW_CAPACITY_COST_OF_REFIT, 0);

   103

				}

   104

			}

   105

   106

			break;

   107

		}

   108

   109

		case WE_CLICK:

   110

			switch (e->click.widget) {

   111

				case 2: { /* List box */

   112

					int y = e->click.pt.y - 25;

   113

					if (y >= 0) {

   114

						WP(w,refit_d).sel = y / 10;

   115

						SetWindowDirty(w);

   116

					}

   117

					break;

   118

				}

   119

   120

				case 4: /* Refit button */

   121

					if (WP(w,refit_d).cargo != CT_INVALID) {

   122

						const Vehicle *v = GetVehicle(w->window_number);

   123

						if (DoCommandP(v->tile, v->index, WP(w,refit_d).cargo, NULL, CMD_REFIT_ROAD_VEH | CMD_MSG(STR_REFIT_ROAD_VEHICLE_CAN_T)))

   124

							DeleteWindow(w);

   125

					}

   126

					break;

   127

			}

   128

			break;

   129

	}

   130

}

   131

   132

static const Widget _road_veh_refit_widgets[] = {

   133

{   WWT_CLOSEBOX, RESIZE_NONE, 14,  0,  10,   0,  13, STR_00C5,               STR_018B_CLOSE_WINDOW },

   134

{    WWT_CAPTION, RESIZE_NONE, 14, 11, 239,   0,  13, STR_983B_REFIT,         STR_018C_WINDOW_TITLE_DRAG_THIS },

   135

{     WWT_IMGBTN, RESIZE_NONE, 14,  0, 239,  14, 135, 0x0,                    STR_983D_SELECT_TYPE_OF_CARGO_FOR },

   136

{     WWT_IMGBTN, RESIZE_NONE, 14,  0, 239, 136, 157, 0x0,                    STR_NULL },

   137

{ WWT_PUSHTXTBTN, RESIZE_NONE, 14,  0, 239, 158, 169, STR_REFIT_ROAD_VEHICLE, STR_REFIT_ROAD_VEHICLE_TO_CARRY_HIGHLIGHTED },

   138

{    WIDGETS_END },

   139

};

   140

   141

static const WindowDesc _road_veh_refit_desc = {

   142

	-1, -1, 240, 170,

   143

	WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,

   144

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   145

	_road_veh_refit_widgets,

   146

	RoadVehRefitWndProc,

   147

};

   148

   149

static void ShowRoadVehRefitWindow(const Vehicle *v)

   150

{

   151

	Window *w;

   152

   153

	DeleteWindowById(WC_VEHICLE_REFIT, v->index);

   154

   155

	_alloc_wnd_parent_num = v->index;

   156

	w = AllocateWindowDesc(&_road_veh_refit_desc);

   157

	w->window_number = v->index;

   158

	w->caption_color = v->owner;

   159

	WP(w,refit_d).sel = -1;

   160

}

   161

   162

static void RoadVehDetailsWndProc(Window *w, WindowEvent *e)

   163

{

   164

	switch (e->event) {

   165

	case WE_PAINT: {

   166

		const Vehicle *v = GetVehicle(w->window_number);

   167

		StringID str;

   168

   169

		w->disabled_state = v->owner == _local_player ? 0 : (1 << 2);

   170

		// disable service-scroller when interval is set to disabled

   171

		if (!_patches.servint_roadveh) w->disabled_state |= (1 << 5) | (1 << 6);

   172

   173

		SetDParam(0, v->string_id);

   174

		SetDParam(1, v->unitnumber);

   175

		DrawWindowWidgets(w);

   176

   177

		/* Draw running cost */

   178

		{

   179

			int year = v->age / 366;

   180

   181

			SetDParam(1, year);

   182

   183

			SetDParam(0, (v->age + 365 < v->max_age) ? STR_AGE : STR_AGE_RED);

   184

			SetDParam(2, v->max_age / 366);

   185

			SetDParam(3, RoadVehInfo(v->engine_type)->running_cost * _price.roadveh_running >> 8);

   186

			DrawString(2, 15, STR_900D_AGE_RUNNING_COST_YR, 0);

   187

		}

   188

   189

		/* Draw max speed */

   190

		{

   191

			SetDParam(0, v->max_speed / 2);

   192

			DrawString(2, 25, STR_900E_MAX_SPEED, 0);

   193

		}

   194

   195

		/* Draw profit */

   196

		{

   197

			SetDParam(0, v->profit_this_year);

   198

			SetDParam(1, v->profit_last_year);

   199

			DrawString(2, 35, STR_900F_PROFIT_THIS_YEAR_LAST_YEAR, 0);

   200

		}

   201

   202

		/* Draw breakdown & reliability */

   203

		{

   204

			SetDParam(0, v->reliability * 100 >> 16);

   205

			SetDParam(1, v->breakdowns_since_last_service);

   206

			DrawString(2, 45, STR_9010_RELIABILITY_BREAKDOWNS, 0);

   207

		}

   208

   209

		/* Draw service interval text */

   210

		{

   211

			SetDParam(0, v->service_interval);

   212

			SetDParam(1, v->date_of_last_service);

   213

			DrawString(13, 90, _patches.servint_ispercent?STR_SERVICING_INTERVAL_PERCENT:STR_883C_SERVICING_INTERVAL_DAYS, 0);

   214

		}

   215

   216

		DrawRoadVehImage(v, 3, 57, INVALID_VEHICLE);

   217

   218

		SetDParam(0, GetCustomEngineName(v->engine_type));

   219

		SetDParam(1, BASE_YEAR + v->build_year);

   220

		SetDParam(2, v->value);

   221

		DrawString(34, 57, STR_9011_BUILT_VALUE, 0);

   222

   223

		SetDParam(0, _cargoc.names_long[v->cargo_type]);

   224

		SetDParam(1, v->cargo_cap);

   225

		DrawString(34, 67, STR_9012_CAPACITY, 0);

   226

   227

		str = STR_8812_EMPTY;

   228

		if (v->cargo_count != 0) {

   229

			SetDParam(0, v->cargo_type);

   230

			SetDParam(1, v->cargo_count);

   231

			SetDParam(2, v->cargo_source);

   232

			str = STR_8813_FROM;

   233

		}

   234

		DrawString(34, 78, str, 0);

   235

	} break;

   236

   237

	case WE_CLICK: {

   238

		int mod;

   239

		const Vehicle *v;

   240

		switch (e->click.widget) {

   241

		case 2: /* rename */

   242

			v = GetVehicle(w->window_number);

   243

			SetDParam(0, v->unitnumber);

   244

			ShowQueryString(v->string_id, STR_902C_NAME_ROAD_VEHICLE, 31, 150, w->window_class, w->window_number, CS_ALPHANUMERAL);

   245

			break;

   246

   247

		case 5: /* increase int */

   248

			mod = _ctrl_pressed? 5 : 10;

   249

			goto do_change_service_int;

   250

		case 6: /* decrease int */

   251

			mod = _ctrl_pressed? -5 : -10;

   252

do_change_service_int:

   253

			v = GetVehicle(w->window_number);

   254

   255

			mod = GetServiceIntervalClamped(mod + v->service_interval);

   256

			if (mod == v->service_interval) return;

   257

   258

			DoCommandP(v->tile, v->index, mod, NULL, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_018A_CAN_T_CHANGE_SERVICING));

   259

			break;

   260

		}

   261

	} break;

   262

   263

	case WE_ON_EDIT_TEXT: {

   264

		if (e->edittext.str[0] != '\0') {

   265

			_cmd_text = e->edittext.str;

   266

			DoCommandP(0, w->window_number, 0, NULL,

   267

				CMD_NAME_VEHICLE | CMD_MSG(STR_902D_CAN_T_NAME_ROAD_VEHICLE));

   268

		}

   269

	} break;

   270

   271

	}

   272

}

   273

   274

static const Widget _roadveh_details_widgets[] = {

   275

{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,				STR_018B_CLOSE_WINDOW},

   276

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   339,     0,    13, STR_900C_DETAILS,STR_018C_WINDOW_TITLE_DRAG_THIS},

   277

{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   340,   379,     0,    13, STR_01AA_NAME,		STR_902E_NAME_ROAD_VEHICLE},

   278

{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   379,    14,    55, 0x0,							STR_NULL},

   279

{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   379,    56,    88, 0x0,							STR_NULL},

   280

{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,     0,    10,    89,    94, STR_0188,				STR_884D_INCREASE_SERVICING_INTERVAL},

   281

{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,     0,    10,    95,   100, STR_0189,				STR_884E_DECREASE_SERVICING_INTERVAL},

   282

{     WWT_IMGBTN,   RESIZE_NONE,    14,    11,   379,    89,   100, 0x0,							STR_NULL},

   283

{   WIDGETS_END},

   284

};

   285

   286

static const WindowDesc _roadveh_details_desc = {

   287

	-1,-1, 380, 101,

   288

	WC_VEHICLE_DETAILS,WC_VEHICLE_VIEW,

   289

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   290

	_roadveh_details_widgets,

   291

	RoadVehDetailsWndProc

   292

};

   293

   294

static void ShowRoadVehDetailsWindow(const Vehicle *v)

   295

{

   296

	Window *w;

   297

	VehicleID veh = v->index;

   298

   299

	DeleteWindowById(WC_VEHICLE_ORDERS, veh);

   300

	DeleteWindowById(WC_VEHICLE_DETAILS, veh);

   301

	_alloc_wnd_parent_num = veh;

   302

	w = AllocateWindowDesc(&_roadveh_details_desc);

   303

	w->window_number = veh;

   304

	w->caption_color = v->owner;

   305

}

   306

   307

void CcCloneRoadVeh(bool success, TileIndex tile, uint32 p1, uint32 p2)

   308

{

   309

	if (success) ShowRoadVehViewWindow(GetVehicle(_new_vehicle_id));

   310

}

   311

   312

static void RoadVehViewWndProc(Window *w, WindowEvent *e)

   313

{

   314

	switch (e->event) {

   315

	case WE_PAINT: {

   316

		Vehicle *v = GetVehicle(w->window_number);

   317

		StringID str;

   318

   319

		w->disabled_state = (v->owner != _local_player) ? (1 << 8 | 1 << 7 | 1 << 12) : 0;

   320

   321

		/* Disable refit button if vehicle not refittable */

   322

		if (_engine_info[v->engine_type].refit_mask == 0) SETBIT(w->disabled_state, 12);

   323

   324

		/* draw widgets & caption */

   325

		SetDParam(0, v->string_id);

   326

		SetDParam(1, v->unitnumber);

   327

		DrawWindowWidgets(w);

   328

   329

		if (v->u.road.crashed_ctr != 0) {

   330

			str = STR_8863_CRASHED;

   331

		} else if (v->breakdown_ctr == 1) {

   332

			str = STR_885C_BROKEN_DOWN;

   333

		} else if (v->vehstatus & VS_STOPPED) {

   334

			str = STR_8861_STOPPED;

   335

		} else {

   336

			switch (v->current_order.type) {

   337

			case OT_GOTO_STATION: {

   338

				SetDParam(0, v->current_order.station);

   339

				SetDParam(1, v->cur_speed / 2);

   340

				str = STR_HEADING_FOR_STATION + _patches.vehicle_speed;

   341

			} break;

   342

   343

			case OT_GOTO_DEPOT: {

   344

				Depot *depot = GetDepot(v->current_order.station);

   345

				SetDParam(0, depot->town_index);

   346

				SetDParam(1, v->cur_speed / 2);

   347

				str = STR_HEADING_FOR_ROAD_DEPOT + _patches.vehicle_speed;

   348

			} break;

   349

   350

			case OT_LOADING:

   351

			case OT_LEAVESTATION:

   352

				str = STR_882F_LOADING_UNLOADING;

   353

				break;

   354

   355

			default:

   356

				if (v->num_orders == 0) {

   357

					str = STR_NO_ORDERS + _patches.vehicle_speed;

   358

					SetDParam(0, v->cur_speed / 2);

   359

				} else {

   360

					str = STR_EMPTY;

   361

				}

   362

				break;

   363

			}

   364

		}

   365

   366

		/* draw the flag plus orders */

   367

		DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, 2, w->widget[5].top + 1);

   368

		DrawStringCenteredTruncated(w->widget[5].left + 8, w->widget[5].right, w->widget[5].top + 1, str, 0);

   369

		DrawWindowViewport(w);

   370

	} break;

   371

   372

	case WE_CLICK: {

   373

		const Vehicle *v = GetVehicle(w->window_number);

   374

   375

		switch (e->click.widget) {

   376

		case 5: /* start stop */

   377

			DoCommandP(v->tile, v->index, 0, NULL, CMD_START_STOP_ROADVEH | CMD_MSG(STR_9015_CAN_T_STOP_START_ROAD_VEHICLE));

   378

			break;

   379

		case 6: /* center main view */

   380

			ScrollMainWindowTo(v->x_pos, v->y_pos);

   381

			break;

   382

		case 7: /* goto depot */

   383

			DoCommandP(v->tile, v->index, 0, NULL, CMD_SEND_ROADVEH_TO_DEPOT | CMD_MSG(STR_9018_CAN_T_SEND_VEHICLE_TO_DEPOT));

   384

			break;

   385

		case 8: /* turn around */

   386

			DoCommandP(v->tile, v->index, 0, NULL, CMD_TURN_ROADVEH | CMD_MSG(STR_9033_CAN_T_MAKE_VEHICLE_TURN));

   387

			break;

   388

		case 9: /* show orders */

   389

			ShowOrdersWindow(v);

   390

			break;

   391

		case 10: /* show details */

   392

			ShowRoadVehDetailsWindow(v);

   393

			break;

   394

		case 11: /* clone vehicle */

   395

			DoCommandP(v->tile, v->index, _ctrl_pressed ? 1 : 0, CcCloneRoadVeh, CMD_CLONE_VEHICLE | CMD_MSG(STR_9009_CAN_T_BUILD_ROAD_VEHICLE));

   396

			break;

   397

		case 12: /* Refit vehicle */

   398

			ShowRoadVehRefitWindow(v);

   399

			break;

   400

		}

   401

	} break;

   402

   403

	case WE_RESIZE:

   404

		w->viewport->width  += e->sizing.diff.x;

   405

		w->viewport->height += e->sizing.diff.y;

   406

		w->viewport->virtual_width  += e->sizing.diff.x;

   407

		w->viewport->virtual_height += e->sizing.diff.y;

   408

		break;

   409

   410

	case WE_DESTROY:

   411

		DeleteWindowById(WC_VEHICLE_REFIT, w->window_number);

   412

		DeleteWindowById(WC_VEHICLE_ORDERS, w->window_number);

   413

		DeleteWindowById(WC_VEHICLE_DETAILS, w->window_number);

   414

		break;

   415

   416

	case WE_MOUSELOOP:

   417

		{

   418

			const Vehicle *v = GetVehicle(w->window_number);

   419

			uint32 h = IsRoadVehInDepotStopped(v) ? 1 << 7 | 1 << 8 : 1 << 11 | 1 << 12;

   420

   421

			if (h != w->hidden_state) {

   422

				w->hidden_state = h;

   423

				SetWindowDirty(w);

   424

			}

   425

		}

   426

	}

   427

}

   428

   429

static const Widget _roadveh_view_widgets[] = {

   430

{ WWT_CLOSEBOX,   RESIZE_NONE,  14,   0,  10,   0,  13, STR_00C5, STR_018B_CLOSE_WINDOW },

   431

{ WWT_CAPTION,    RESIZE_RIGHT, 14,  11, 237,   0,  13, STR_9002, STR_018C_WINDOW_TITLE_DRAG_THIS },

   432

{ WWT_STICKYBOX,  RESIZE_LR,    14, 238, 249,   0,  13, 0x0,      STR_STICKY_BUTTON },

   433

{ WWT_IMGBTN,     RESIZE_RB,    14,   0, 231,  14, 103, 0x0,      STR_NULL },

   434

{ WWT_6,          RESIZE_RB,    14,   2, 229,  16, 101, 0x0,      STR_NULL },

   435

{ WWT_PUSHIMGBTN, RESIZE_RTB,   14,   0, 237, 104, 115, 0x0,      STR_901C_CURRENT_VEHICLE_ACTION },

   436

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  14,  31, 0x2AB,    STR_901E_CENTER_MAIN_VIEW_ON_VEHICLE },

   437

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  32,  49, 0x2AE,    STR_901F_SEND_VEHICLE_TO_DEPOT },

   438

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  50,  67, 0x2CB,    STR_9020_FORCE_VEHICLE_TO_TURN_AROUND },

   439

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  68,  85, 0x2B2,    STR_901D_SHOW_VEHICLE_S_ORDERS },

   440

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  86, 103, 0x2B3,    STR_9021_SHOW_ROAD_VEHICLE_DETAILS },

   441

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  32,  49, SPR_CLONE_ROADVEH,      STR_CLONE_ROAD_VEHICLE_INFO },

   442

{ WWT_PUSHIMGBTN, RESIZE_LR,    14, 232, 249,  50,  67, 0x2B4,    STR_REFIT_ROAD_VEHICLE_TO_CARRY },

   443

{ WWT_PANEL,      RESIZE_LRB,   14, 232, 249, 104, 103, 0x0,      STR_NULL },

   444

{ WWT_RESIZEBOX,  RESIZE_LRTB,  14, 238, 249, 104, 115, 0x0,      STR_NULL },

   445

{ WIDGETS_END }

   446

};

   447

   448

static const WindowDesc _roadveh_view_desc = {

   449

	-1,-1, 250, 116,

   450

	WC_VEHICLE_VIEW,0,

   451

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,

   452

	_roadveh_view_widgets,

   453

	RoadVehViewWndProc,

   454

};

   455

   456

void ShowRoadVehViewWindow(const Vehicle *v)

   457

{

   458

	Window *w = AllocateWindowDescFront(&_roadveh_view_desc, v->index);

   459

   460

	if (w != NULL) {

   461

		w->caption_color = v->owner;

   462

		AssignWindowViewport(w, 3, 17, 0xE2, 0x54, w->window_number | (1 << 31), 0);

   463

	}

   464

}

   465

   466

   467

static void DrawNewRoadVehWindow(Window *w)

   468

{

   469

	if (w->window_number == 0)

   470

		w->disabled_state = 1 << 5;

   471

   472

	// setup scroller

   473

	{

   474

		int count = 0;

   475

		int num = NUM_ROAD_ENGINES;

   476

		const Engine *e = GetEngine(ROAD_ENGINES_INDEX);

   477

   478

		do {

   479

			if (HASBIT(e->player_avail, _local_player))

   480

				count++;

   481

		} while (++e,--num);

   482

		SetVScrollCount(w, count);

   483

	}

   484

   485

	DrawWindowWidgets(w);

   486

   487

	{

   488

		int num = NUM_ROAD_ENGINES;

   489

		const Engine *e = GetEngine(ROAD_ENGINES_INDEX);

   490

		int x = 1;

   491

		int y = 15;

   492

		int sel = WP(w,buildtrain_d).sel_index;

   493

		int pos = w->vscroll.pos;

   494

		EngineID engine_id = ROAD_ENGINES_INDEX;

   495

		EngineID selected_id = INVALID_ENGINE;

   496

   497

		do {