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

    24

/**

    25

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

    26

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

    27

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

    28

 */

    29

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

    30

{

    31

	const RoadVehicleInfo *rvi = RoadVehInfo(engine_number);

    32

	const Engine* e = GetEngine(engine_number);

    33

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

    34

	YearMonthDay ymd;

    35

	ConvertDayToYMD(&ymd, e->intro_date);

    36

    37

	/* Purchase cost - Max speed */

    38

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

    39

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

    40

	DrawString(x, y, STR_PURCHASE_INFO_COST_SPEED, 0);

    41

	y += 10;

    42

    43

	/* Running cost */

    44

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

    45

	DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, 0);

    46

	y += 10;

    47

    48

	/* Cargo type + capacity */

    49

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

    50

	SetDParam(1, rvi->capacity);

    51

	SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);

    52

	DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, 0);

    53

	y += 10;

    54

    55

	/* Design date - Life length */

    56

	SetDParam(0, ymd.year + 1920);

    57

	SetDParam(1, e->lifelength);

    58

	DrawString(x, y, STR_PURCHASE_INFO_DESIGNED_LIFE, 0);

    59

	y += 10;

    60

    61

	/* Reliability */

    62

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

    63

	DrawString(x, y, STR_PURCHASE_INFO_RELIABILITY, 0);

    64

	y += 10;

    65

}

    66

    67

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

    68

{

    69

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

    70

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

    71

    72

	if (v->index == selection) {

    73

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

    74

	}

    75

}

    76

    77

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

    78

{

    79

	switch (e->event) {

    80

		case WE_PAINT: {

    81

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

    82

    83

			SetDParam(0, v->string_id);

    84

			SetDParam(1, v->unitnumber);

    85

			DrawWindowWidgets(w);

    86

    87

			DrawString(1, 15, STR_983F_SELECT_CARGO_TYPE_TO_CARRY, 0);

    88

    89

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

    90

    91

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

    92

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

    93

				if (!CmdFailed(cost)) {

    94

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

    95

					SetDParam(1, _returned_refit_capacity);

    96

					SetDParam(2, cost);

    97

					DrawString(1, 137, STR_9840_NEW_CAPACITY_COST_OF_REFIT, 0);

    98

				}

    99

			}

   100

   101

			break;

   102

		}

   103

   104

		case WE_CLICK:

   105

			switch (e->click.widget) {

   106

				case 2: { /* List box */

   107

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

   108

					if (y >= 0) {

   109

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

   110

						SetWindowDirty(w);

   111

					}

   112

   113

					break;

   114

				}

   115

   116

				case 4: /* Refit button */

   117

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

   118

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

   119

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

   120

							DeleteWindow(w);

   121

					}

   122

					break;

   123

			}

   124

			break;

   125

	}

   126

}

   127

   128

static const Widget _road_veh_refit_widgets[] = {

   129

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

   130

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

   131

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

   132

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

   133

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

   134

{    WIDGETS_END },

   135

};

   136

   137

static const WindowDesc _road_veh_refit_desc = {

   138

	-1, -1, 240, 170,

   139

	WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,

   140

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   141

	_road_veh_refit_widgets,

   142

	RoadVehRefitWndProc,

   143

};

   144

   145

static void ShowRoadVehRefitWindow(const Vehicle *v)

   146

{

   147

	Window *w;

   148

   149

	DeleteWindowById(WC_VEHICLE_REFIT, v->index);

   150

   151

	_alloc_wnd_parent_num = v->index;

   152

	w = AllocateWindowDesc(&_road_veh_refit_desc);

   153

	w->window_number = v->index;

   154

	w->caption_color = v->owner;

   155

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

   156

}

   157

   158

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

   159

{

   160

	switch (e->event) {

   161

	case WE_PAINT: {

   162

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

   163

		StringID str;

   164

   165

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

   166

		if (!_patches.servint_roadveh) // disable service-scroller when interval is set to disabled

   167

			w->disabled_state |= (1 << 5) | (1 << 6);

   168

   169

		SetDParam(0, v->string_id);

   170

		SetDParam(1, v->unitnumber);

   171

		DrawWindowWidgets(w);

   172

   173

		/* Draw running cost */

   174

		{

   175

			int year = v->age / 366;

   176

   177

			SetDParam(1, year);

   178

   179

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

   180

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

   181

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

   182

			DrawString(2, 15, STR_900D_AGE_RUNNING_COST_YR, 0);

   183

		}

   184

   185

		/* Draw max speed */

   186

		{

   187

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

   188

			DrawString(2, 25, STR_900E_MAX_SPEED, 0);

   189

		}

   190

   191

		/* Draw profit */

   192

		{

   193

			SetDParam(0, v->profit_this_year);

   194

			SetDParam(1, v->profit_last_year);

   195

			DrawString(2, 35, STR_900F_PROFIT_THIS_YEAR_LAST_YEAR, 0);

   196

		}

   197

   198

		/* Draw breakdown & reliability */

   199

		{

   200

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

   201

			SetDParam(1, v->breakdowns_since_last_service);

   202

			DrawString(2, 45, STR_9010_RELIABILITY_BREAKDOWNS, 0);

   203

		}

   204

   205

		/* Draw service interval text */

   206

		{

   207

			SetDParam(0, v->service_interval);

   208

			SetDParam(1, v->date_of_last_service);

   209

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

   210

		}

   211

   212

		DrawRoadVehImage(v, 3, 57, INVALID_VEHICLE);

   213

   214

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

   215

		SetDParam(1, 1920 + v->build_year);

   216

		SetDParam(2, v->value);

   217

		DrawString(34, 57, STR_9011_BUILT_VALUE, 0);

   218

   219

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

   220

		SetDParam(1, v->cargo_cap);

   221

		DrawString(34, 67, STR_9012_CAPACITY, 0);

   222

   223

		str = STR_8812_EMPTY;

   224

		if (v->cargo_count != 0) {

   225

			SetDParam(0, v->cargo_type);

   226

			SetDParam(1, v->cargo_count);

   227

			SetDParam(2, v->cargo_source);

   228

			str = STR_8813_FROM;

   229

		}

   230

		DrawString(34, 78, str, 0);

   231

	} break;

   232

   233

	case WE_CLICK: {

   234

		int mod;

   235

		const Vehicle *v;

   236

		switch (e->click.widget) {

   237

		case 2: /* rename */

   238

			v = GetVehicle(w->window_number);

   239

			SetDParam(0, v->unitnumber);

   240

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

   241

			break;

   242

   243

		case 5: /* increase int */

   244

			mod = _ctrl_pressed? 5 : 10;

   245

			goto do_change_service_int;

   246

		case 6: /* decrease int */

   247

			mod = _ctrl_pressed? -5 : -10;

   248

do_change_service_int:

   249

			v = GetVehicle(w->window_number);

   250

   251

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

   252

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

   253

   254

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

   255

			break;

   256

		}

   257

	} break;

   258

   259

	case WE_ON_EDIT_TEXT: {

   260

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

   261

			_cmd_text = e->edittext.str;

   262

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

   263

				CMD_NAME_VEHICLE | CMD_MSG(STR_902D_CAN_T_NAME_ROAD_VEHICLE));

   264

		}

   265

	} break;

   266

   267

	}

   268

}

   269

   270

static const Widget _roadveh_details_widgets[] = {

   271

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

   272

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

   273

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

   274

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

   275

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

   276

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

   277

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

   278

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

   279

{   WIDGETS_END},

   280

};

   281

   282

static const WindowDesc _roadveh_details_desc = {

   283

	-1,-1, 380, 101,

   284

	WC_VEHICLE_DETAILS,WC_VEHICLE_VIEW,

   285

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   286

	_roadveh_details_widgets,

   287

	RoadVehDetailsWndProc

   288

};

   289

   290

static void ShowRoadVehDetailsWindow(const Vehicle* v)

   291

{

   292

	Window *w;

   293

	VehicleID veh = v->index;

   294

   295

	DeleteWindowById(WC_VEHICLE_ORDERS, veh);

   296

	DeleteWindowById(WC_VEHICLE_DETAILS, veh);

   297

	_alloc_wnd_parent_num = veh;

   298

	w = AllocateWindowDesc(&_roadveh_details_desc);

   299

	w->window_number = veh;

   300

	w->caption_color = v->owner;

   301

}

   302

   303

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

   304

{

   305

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

   306

}

   307

   308

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

   309

{

   310

	switch (e->event) {

   311

	case WE_PAINT: {

   312

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

   313

		StringID str;

   314

   315

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

   316

   317

		/* Disable refit button if vehicle not refittable */

   318

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

   319

   320

		/* draw widgets & caption */

   321

		SetDParam(0, v->string_id);

   322

		SetDParam(1, v->unitnumber);

   323

		DrawWindowWidgets(w);

   324

   325

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

   326

			str = STR_8863_CRASHED;

   327

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

   328

			str = STR_885C_BROKEN_DOWN;

   329

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

   330

			str = STR_8861_STOPPED;

   331

		} else {

   332

			switch (v->current_order.type) {

   333

			case OT_GOTO_STATION: {

   334

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

   335

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

   336

				str = STR_HEADING_FOR_STATION + _patches.vehicle_speed;

   337

			} break;

   338

   339

			case OT_GOTO_DEPOT: {

   340

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

   341

				SetDParam(0, depot->town_index);

   342

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

   343

				str = STR_HEADING_FOR_ROAD_DEPOT + _patches.vehicle_speed;

   344

			} break;

   345

   346

			case OT_LOADING:

   347

			case OT_LEAVESTATION:

   348

				str = STR_882F_LOADING_UNLOADING;

   349

				break;

   350

   351

			default:

   352

				if (v->num_orders == 0) {

   353

					str = STR_NO_ORDERS + _patches.vehicle_speed;

   354

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

   355

				} else

   356

					str = STR_EMPTY;

   357

				break;

   358

			}

   359

		}

   360

   361

		/* draw the flag plus orders */

   362

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

   363

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

   364

		DrawWindowViewport(w);

   365

	} break;

   366

   367

	case WE_CLICK: {

   368

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

   369

   370

		switch (e->click.widget) {

   371

		case 5: /* start stop */

   372

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

   373

			break;

   374

		case 6: /* center main view */

   375

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

   376

			break;

   377

		case 7: /* goto depot */

   378

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

   379

			break;

   380

		case 8: /* turn around */

   381

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

   382

			break;

   383

		case 9: /* show orders */

   384

			ShowOrdersWindow(v);

   385

			break;

   386

		case 10: /* show details */

   387

			ShowRoadVehDetailsWindow(v);

   388

			break;

   389

		case 11: /* clone vehicle */

   390

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

   391

			break;

   392

		case 12: /* Refit vehicle */

   393

			ShowRoadVehRefitWindow(v);

   394

			break;

   395

		}

   396

	} break;

   397

   398

	case WE_RESIZE:

   399

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

   400

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

   401

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

   402

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

   403

		break;

   404

   405

	case WE_DESTROY:

   406

		DeleteWindowById(WC_VEHICLE_REFIT, w->window_number);

   407

		DeleteWindowById(WC_VEHICLE_ORDERS, w->window_number);

   408

		DeleteWindowById(WC_VEHICLE_DETAILS, w->window_number);

   409

		break;

   410

   411

	case WE_MOUSELOOP:

   412

		{

   413

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

   414

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

   415

   416

			if (h != w->hidden_state) {

   417

				w->hidden_state = h;

   418

				SetWindowDirty(w);

   419

			}

   420

		}

   421

	}

   422

}

   423

   424

static const Widget _roadveh_view_widgets[] = {

   425

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

   426

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

   427

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

   428

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

   429

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

   430

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

   431

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

   432

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

   433

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

   434

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

   435

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

   436

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

   437

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

   438

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

   439

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

   440

{ WIDGETS_END }

   441

};

   442

   443

static const WindowDesc _roadveh_view_desc = {

   444

	-1,-1, 250, 116,

   445

	WC_VEHICLE_VIEW,0,

   446

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

   447

	_roadveh_view_widgets,

   448

	RoadVehViewWndProc,

   449

};

   450

   451

void ShowRoadVehViewWindow(const Vehicle* v)

   452

{

   453

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

   454

   455

	if (w != NULL) {

   456

		w->caption_color = v->owner;

   457

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

   458

	}

   459

}

   460

   461

   462

static void DrawNewRoadVehWindow(Window *w)

   463

{

   464

	if (w->window_number == 0)

   465

		w->disabled_state = 1 << 5;

   466

   467

	// setup scroller

   468

	{

   469

		int count = 0;

   470

		int num = NUM_ROAD_ENGINES;

   471

		const Engine* e = GetEngine(ROAD_ENGINES_INDEX);

   472

   473

		do {

   474

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

   475

				count++;

   476

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

   477

		SetVScrollCount(w, count);

   478

	}

   479

   480

	DrawWindowWidgets(w);

   481

   482

	{

   483

		int num = NUM_ROAD_ENGINES;

   484

		const Engine* e = GetEngine(ROAD_ENGINES_INDEX);

   485

		int x = 1;

   486

		int y = 15;

   487

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

   488

		int pos = w->vscroll.pos;

   489

		EngineID engine_id = ROAD_ENGINES_INDEX;

   490

		EngineID selected_id = INVALID_ENGINE;

   491

   492

		do {

   493

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

   494

				if (sel==0) selected_id = engine_id;

   495

				if (IS_INT_INSIDE(--pos, -w->vscroll.cap, 0)) {

   496

					DrawString(x+59, y+2, GetCustomEngineName(engine_id), sel==0 ? 0xC : 0x10);

   497

					DrawRoadVehEngine(x+29, y+6, engine_id, GetEnginePalette(engine_id, _local_player));

   498

					y += 14;