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/* $Id$ */

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     3

/** @file build_vehicle_gui.cpp */

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     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "train.h"

     8

#include "roadveh.h"

     9

#include "ship.h"

    10

#include "aircraft.h"

    11

#include "debug.h"

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#include "functions.h"

    13

#include "table/sprites.h"

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#include "table/strings.h"

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#include "window.h"

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#include "gui.h"

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#include "vehicle.h"

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#include "gfx.h"

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#include "station.h"

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#include "command.h"

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#include "engine.h"

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#include "player.h"

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#include "depot.h"

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#include "airport.h"

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#include "vehicle_gui.h"

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#include "newgrf_engine.h"

    27

#include "date.h"

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#include "strings.h"

    29

#include "cargotype.h"

    30

    31

    32

enum BuildVehicleWidgets {

    33

	BUILD_VEHICLE_WIDGET_CLOSEBOX = 0,

    34

	BUILD_VEHICLE_WIDGET_CAPTION,

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	BUILD_VEHICLE_WIDGET_SORT_ASSENDING_DESCENDING,

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	BUILD_VEHICLE_WIDGET_SORT_TEXT,

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	BUILD_VEHICLE_WIDGET_SORT_DROPDOWN,

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	BUILD_VEHICLE_WIDGET_LIST,

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	BUILD_VEHICLE_WIDGET_SCROLLBAR,

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	BUILD_VEHICLE_WIDGET_PANEL,

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	BUILD_VEHICLE_WIDGET_BUILD,

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	BUILD_VEHICLE_WIDGET_RENAME,

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	BUILD_VEHICLE_WIDGET_RESIZE,

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	BUILD_VEHICLE_WIDGET_END

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};

    46

    47

static const Widget _build_vehicle_widgets[] = {

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

    49

	{    WWT_CAPTION,  RESIZE_RIGHT,    14,    11,   239,     0,    13, 0x0,                     STR_018C_WINDOW_TITLE_DRAG_THIS },

    50

	{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,     0,    80,    14,    25, STR_SORT_BY,             STR_SORT_ORDER_TIP},

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	{      WWT_PANEL,  RESIZE_RIGHT,    14,    81,   227,    14,    25, 0x0,                     STR_SORT_CRITERIA_TIP},

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	{    WWT_TEXTBTN,     RESIZE_LR,    14,   228,   239,    14,    25, STR_0225,                STR_SORT_CRITERIA_TIP},

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	{     WWT_MATRIX,     RESIZE_RB,    14,     0,   227,    26,   121, 0x0,                     STR_NULL },

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	{  WWT_SCROLLBAR,    RESIZE_LRB,    14,   228,   239,    26,   121, 0x0,                     STR_0190_SCROLL_BAR_SCROLLS_LIST },

    55

	{      WWT_PANEL,    RESIZE_RTB,    14,     0,   239,   122,   243, 0x0,                     STR_NULL },

    56

    57

	{ WWT_PUSHTXTBTN,     RESIZE_TB,    14,     0,   114,   244,   255, 0x0,                     STR_NULL },

    58

	{ WWT_PUSHTXTBTN,    RESIZE_RTB,    14,   115,   227,   244,   255, 0x0,                     STR_NULL },

    59

	{  WWT_RESIZEBOX,   RESIZE_LRTB,    14,   228,   239,   244,   255, 0x0,                     STR_RESIZE_BUTTON },

    60

	{   WIDGETS_END},

    61

};

    62

    63

/* Setup widget strings to fit the different types of vehicles */

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static void SetupWindowStrings(Window *w, byte type)

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{

    66

	switch (type) {

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		case VEH_TRAIN:

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			w->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = STR_JUST_STRING;

    69

			w->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_8843_TRAIN_VEHICLE_SELECTION;

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			w->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_881F_BUILD_VEHICLE;

    71

			w->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_8844_BUILD_THE_HIGHLIGHTED_TRAIN;

    72

			w->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_8820_RENAME;

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			w->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_8845_RENAME_TRAIN_VEHICLE_TYPE;

    74

			break;

    75

		case VEH_ROAD:

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			w->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = STR_9006_NEW_ROAD_VEHICLES;

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			w->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_9026_ROAD_VEHICLE_SELECTION;

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			w->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_9007_BUILD_VEHICLE;

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			w->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_9027_BUILD_THE_HIGHLIGHTED_ROAD;

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			w->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_9034_RENAME;

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			w->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_9035_RENAME_ROAD_VEHICLE_TYPE;

    82

			break;

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		case VEH_SHIP:

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			w->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = STR_9808_NEW_SHIPS;

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			w->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_9825_SHIP_SELECTION_LIST_CLICK;

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			w->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_9809_BUILD_SHIP;

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			w->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_9826_BUILD_THE_HIGHLIGHTED_SHIP;

    88

			w->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_9836_RENAME;

    89

			w->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_9837_RENAME_SHIP_TYPE;

    90

			break;

    91

		case VEH_AIRCRAFT:

    92

			w->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = STR_A005_NEW_AIRCRAFT;

    93

			w->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_A025_AIRCRAFT_SELECTION_LIST;

    94

			w->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_A006_BUILD_AIRCRAFT;

    95

			w->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_A026_BUILD_THE_HIGHLIGHTED_AIRCRAFT;

    96

			w->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_A037_RENAME;

    97

			w->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_A038_RENAME_AIRCRAFT_TYPE;

    98

			break;

    99

	}

   100

}

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   102

static bool _internal_sort_order; // descending/ascending

   103

   104

static byte _last_sort_criteria[]    = {0, 0, 0, 0};

   105

static bool _last_sort_order[]       = {false, false, false, false};

   106

   107

static int CDECL EngineNumberSorter(const void *a, const void *b)

   108

{

   109

	const EngineID va = *(const EngineID*)a;

   110

	const EngineID vb = *(const EngineID*)b;

   111

	int r = va - vb;

   112

   113

	return _internal_sort_order ? -r : r;

   114

}

   115

   116

static int CDECL EngineIntroDateSorter(const void *a, const void *b)

   117

{

   118

	const int va = GetEngine(*(const EngineID*)a)->intro_date;

   119

	const int vb = GetEngine(*(const EngineID*)b)->intro_date;

   120

	const int r = va - vb;

   121

   122

	if (r == 0) {

   123

		/* Use EngineID to sort instead since we want consistent sorting */

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		return EngineNumberSorter(a, b);

   125

	}

   126

	return _internal_sort_order ? -r : r;

   127

}

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   129

static int CDECL EngineNameSorter(const void *a, const void *b)

   130

{

   131

	static EngineID last_engine[2] = { INVALID_ENGINE, INVALID_ENGINE };

   132

	static char     last_name[2][64] = { "\0", "\0" };

   133

   134

	const EngineID va = *(const EngineID*)a;

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	const EngineID vb = *(const EngineID*)b;

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	int r;

   137

   138

	if (va != last_engine[0]) {

   139

		last_engine[0] = va;

   140

		GetString(last_name[0], GetCustomEngineName(va), lastof(last_name[0]));

   141

	}

   142

   143

	if (vb != last_engine[1]) {

   144

		last_engine[1] = vb;

   145

		GetString(last_name[1], GetCustomEngineName(vb), lastof(last_name[1]));

   146

	}

   147

   148

	r = strcmp(last_name[0], last_name[1]); // sort by name

   149

   150

	if (r == 0) {

   151

		/* Use EngineID to sort instead since we want consistent sorting */

   152

		return EngineNumberSorter(a, b);

   153

	}

   154

	return _internal_sort_order ? -r : r;

   155

}

   156

   157

static int CDECL EngineReliabilitySorter(const void *a, const void *b)

   158

{

   159

	const int va = GetEngine(*(const EngineID*)a)->reliability;

   160

	const int vb = GetEngine(*(const EngineID*)b)->reliability;

   161

	const int r = va - vb;

   162

   163

	if (r == 0) {

   164

		/* Use EngineID to sort instead since we want consistent sorting */

   165

		return EngineNumberSorter(a, b);

   166

	}

   167

	return _internal_sort_order ? -r : r;

   168

}

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   170

/* Train sorting functions */

   171

static int CDECL TrainEngineCostSorter(const void *a, const void *b)

   172

{

   173

	int va = RailVehInfo(*(const EngineID*)a)->base_cost;

   174

	int vb = RailVehInfo(*(const EngineID*)b)->base_cost;

   175

	int r = va - vb;

   176

   177

	return _internal_sort_order ? -r : r;

   178

}

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   180

static int CDECL TrainEngineSpeedSorter(const void *a, const void *b)

   181

{

   182

	int va = RailVehInfo(*(const EngineID*)a)->max_speed;

   183

	int vb = RailVehInfo(*(const EngineID*)b)->max_speed;

   184

	int r = va - vb;

   185

   186

	return _internal_sort_order ? -r : r;

   187

}

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   189

static int CDECL TrainEnginePowerSorter(const void *a, const void *b)

   190

{

   191

	const RailVehicleInfo *rvi_a = RailVehInfo(*(const EngineID*)a);

   192

	const RailVehicleInfo *rvi_b = RailVehInfo(*(const EngineID*)b);

   193

   194

	int va = rvi_a->power << (rvi_a->railveh_type == RAILVEH_MULTIHEAD ? 1 : 0);

   195

	int vb = rvi_b->power << (rvi_b->railveh_type == RAILVEH_MULTIHEAD ? 1 : 0);

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	int r = va - vb;

   197

   198

	return _internal_sort_order ? -r : r;

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}

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   201

static int CDECL TrainEngineRunningCostSorter(const void *a, const void *b)

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{

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	const RailVehicleInfo *rvi_a = RailVehInfo(*(const EngineID*)a);

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	const RailVehicleInfo *rvi_b = RailVehInfo(*(const EngineID*)b);

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	uint32 cost_class_a, cost_class_b;

   206

   207

	switch (rvi_a->running_cost_class) {

   208

		default:

   209

		case 0: cost_class_a = _eco->GetPrice(CEconomy::RUNNING_RAIL0); break;

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		case 1: cost_class_a = _eco->GetPrice(CEconomy::RUNNING_RAIL1); break;

   211

		case 2: cost_class_a = _eco->GetPrice(CEconomy::RUNNING_RAIL2); break;

   212

	}

   213

   214

	switch (rvi_b->running_cost_class) {

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		default:

   216

		case 0: cost_class_b = _eco->GetPrice(CEconomy::RUNNING_RAIL0); break;

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		case 1: cost_class_b = _eco->GetPrice(CEconomy::RUNNING_RAIL1); break;

   218

		case 2: cost_class_b = _eco->GetPrice(CEconomy::RUNNING_RAIL2); break;

   219

	}

   220

   221

	int va = rvi_a->running_cost_base * cost_class_a * (rvi_a->railveh_type == RAILVEH_MULTIHEAD ? 2 : 1);

   222

	int vb = rvi_b->running_cost_base * cost_class_b * (rvi_b->railveh_type == RAILVEH_MULTIHEAD ? 2 : 1);

   223

	int r = va - vb;

   224

   225

	return _internal_sort_order ? -r : r;

   226

}

   227

   228

static int CDECL TrainEnginePowerVsRunningCostSorter(const void *a, const void *b)

   229

{

   230

	const RailVehicleInfo *rvi_a = RailVehInfo(*(const EngineID*)a);

   231

	const RailVehicleInfo *rvi_b = RailVehInfo(*(const EngineID*)b);

   232

	uint32 cost_class_a, cost_class_b;

   233

   234

	switch (rvi_a->running_cost_class) {

   235

		default:

   236

		case 0: cost_class_a = _eco->GetPrice(CEconomy::RUNNING_RAIL0); break;

   237

		case 1: cost_class_a = _eco->GetPrice(CEconomy::RUNNING_RAIL1); break;

   238

		case 2: cost_class_a = _eco->GetPrice(CEconomy::RUNNING_RAIL2); break;

   239

	}

   240

   241

	switch (rvi_b->running_cost_class) {

   242

		default:

   243

		case 0: cost_class_b = _eco->GetPrice(CEconomy::RUNNING_RAIL0); break;

   244

		case 1: cost_class_b = _eco->GetPrice(CEconomy::RUNNING_RAIL1); break;

   245

		case 2: cost_class_b = _eco->GetPrice(CEconomy::RUNNING_RAIL2); break;

   246

	}

   247

   248

	/* Here we are using a few tricks to get the right sort.

   249

		* We want power/running cost, but since we usually got higher running cost than power and we store the result in an int,

   250

		* we will actually calculate cunning cost/power (to make it more than 1).

   251

		* Because of this, the return value have to be reversed as well and we return b - a instead of a - b.

   252

		* Another thing is that both power and running costs should be doubled for multiheaded engines.

   253

		* Since it would be multipling with 2 in both numerator and denumerator, it will even themselves out and we skip checking for multiheaded. */

   254

	int va = rvi_a->running_cost_base * cost_class_a / max((uint16)1, rvi_a->power);

   255

	int vb = rvi_b->running_cost_base * cost_class_b / max((uint16)1, rvi_b->power);

   256

	int r = vb - va;

   257

   258

	return _internal_sort_order ? -r : r;

   259

}

   260

   261

static int CDECL TrainEngineNumberSorter(const void *a, const void *b)

   262

{

   263

	const EngineID va = *(const EngineID*)a;

   264

	const EngineID vb = *(const EngineID*)b;

   265

	int r = ListPositionOfEngine(va) - ListPositionOfEngine(vb);

   266

   267

	return _internal_sort_order ? -r : r;

   268

}

   269

   270

static int CDECL TrainEnginesThenWagonsSorter(const void *a, const void *b)

   271

{

   272

	EngineID va = *(const EngineID*)a;

   273

	EngineID vb = *(const EngineID*)b;

   274

	int val_a = (RailVehInfo(va)->railveh_type == RAILVEH_WAGON ? 1 : 0);

   275

	int val_b = (RailVehInfo(vb)->railveh_type == RAILVEH_WAGON ? 1 : 0);

   276

	int r = val_a - val_b;

   277

   278

	/* Use EngineID to sort instead since we want consistent sorting */

   279

	if (r == 0) return EngineNumberSorter(a, b);

   280

   281

	return _internal_sort_order ? -r : r;

   282

}

   283

   284

/* Aircraft sorting functions */

   285

   286

static int CDECL AircraftEngineCostSorter(const void *a, const void *b)

   287

{

   288

	const int va = AircraftVehInfo(*(const EngineID*)a)->base_cost;

   289

	const int vb = AircraftVehInfo(*(const EngineID*)b)->base_cost;

   290

	int r = va - vb;

   291

   292

	return _internal_sort_order ? -r : r;

   293

}

   294

   295

static int CDECL AircraftEngineSpeedSorter(const void *a, const void *b)

   296

{

   297

	const int va = AircraftVehInfo(*(const EngineID*)a)->max_speed;

   298

	const int vb = AircraftVehInfo(*(const EngineID*)b)->max_speed;

   299

	const int r = va - vb;

   300

   301

	if (r == 0) {

   302

		/* Use EngineID to sort instead since we want consistent sorting */

   303

		return EngineNumberSorter(a, b);

   304

	}

   305

	return _internal_sort_order ? -r : r;

   306

}

   307

   308

static int CDECL AircraftEngineRunningCostSorter(const void *a, const void *b)

   309

{

   310

	const int va = AircraftVehInfo(*(const EngineID*)a)->running_cost;

   311

	const int vb = AircraftVehInfo(*(const EngineID*)b)->running_cost;

   312

	const int r = va - vb;

   313

   314

	if (r == 0) {

   315

		/* Use EngineID to sort instead since we want consistent sorting */

   316

		return EngineNumberSorter(a, b);

   317

	}

   318

	return _internal_sort_order ? -r : r;

   319

}

   320

   321

static int CDECL AircraftEngineCargoSorter(const void *a, const void *b)

   322

{

   323

	const int va = AircraftVehInfo(*(const EngineID*)a)->passenger_capacity;

   324

	const int vb = AircraftVehInfo(*(const EngineID*)b)->passenger_capacity;

   325

	const int r = va - vb;

   326

   327

	if (r == 0) {

   328

		/* Use EngineID to sort instead since we want consistent sorting */

   329

		return EngineNumberSorter(a, b);

   330

	}

   331

	return _internal_sort_order ? -r : r;

   332

}

   333

   334

static EngList_SortTypeFunction * const _sorter[][9] = {{

   335

	/* Trains */

   336

	&TrainEngineNumberSorter,

   337

	&TrainEngineCostSorter,

   338

	&TrainEngineSpeedSorter,

   339

	&TrainEnginePowerSorter,

   340

	&EngineIntroDateSorter,

   341

	&EngineNameSorter,

   342

	&TrainEngineRunningCostSorter,

   343

	&TrainEnginePowerVsRunningCostSorter,

   344

	&EngineReliabilitySorter,

   345

},{

   346

	/* Road vehicles */

   347

	&EngineNumberSorter,

   348

	&EngineIntroDateSorter,

   349

	&EngineNameSorter,

   350

	&EngineReliabilitySorter,

   351

},{

   352

	/* Ships */

   353

	&EngineNumberSorter,

   354

	&EngineIntroDateSorter,

   355

	&EngineNameSorter,

   356

	&EngineReliabilitySorter,

   357

},{

   358

	/* Aircraft */

   359

	&EngineNumberSorter,

   360

	&AircraftEngineCostSorter,

   361

	&AircraftEngineSpeedSorter,

   362

	&EngineIntroDateSorter,

   363

	&EngineNameSorter,

   364

	&AircraftEngineRunningCostSorter,

   365

	&EngineReliabilitySorter,

   366

	&AircraftEngineCargoSorter,

   367

}};

   368

   369

static const StringID _sort_listing[][10] = {{

   370

	/* Trains */

   371

	STR_ENGINE_SORT_ENGINE_ID,

   372

	STR_ENGINE_SORT_COST,

   373

	STR_SORT_BY_MAX_SPEED,

   374

	STR_ENGINE_SORT_POWER,

   375

	STR_ENGINE_SORT_INTRO_DATE,

   376

	STR_SORT_BY_DROPDOWN_NAME,

   377

	STR_ENGINE_SORT_RUNNING_COST,

   378

	STR_ENGINE_SORT_POWER_VS_RUNNING_COST,

   379

	STR_SORT_BY_RELIABILITY,

   380

	INVALID_STRING_ID

   381

},{

   382

	/* Road vehicles */

   383

	STR_ENGINE_SORT_ENGINE_ID,

   384

	STR_ENGINE_SORT_INTRO_DATE,

   385

	STR_SORT_BY_DROPDOWN_NAME,

   386

	STR_SORT_BY_RELIABILITY,

   387

	INVALID_STRING_ID

   388

},{

   389

	/* Ships */

   390

	STR_ENGINE_SORT_ENGINE_ID,

   391

	STR_ENGINE_SORT_INTRO_DATE,

   392

	STR_SORT_BY_DROPDOWN_NAME,

   393

	STR_SORT_BY_RELIABILITY,

   394

	INVALID_STRING_ID

   395

},{

   396

	/* Aircraft */

   397

	STR_ENGINE_SORT_ENGINE_ID,

   398

	STR_ENGINE_SORT_COST,

   399

	STR_SORT_BY_MAX_SPEED,

   400

	STR_ENGINE_SORT_INTRO_DATE,

   401

	STR_SORT_BY_DROPDOWN_NAME,

   402

	STR_ENGINE_SORT_RUNNING_COST,

   403

	STR_SORT_BY_RELIABILITY,

   404

	STR_ENGINE_SORT_CARGO_CAPACITY,

   405

	INVALID_STRING_ID

   406

}};

   407

   408

/* Draw rail wagon specific details */

   409

static int DrawRailWagonPurchaseInfo(int x, int y, EngineID engine_number, const RailVehicleInfo *rvi)

   410

{

   411

	/* Purchase cost */

   412

	SetDParam(0, (rvi->base_cost * _eco->GetPrice(CEconomy::BUILD_RAILWAGON)) >> 8);

   413

	DrawString(x, y, STR_PURCHASE_INFO_COST, 0);

   414

	y += 10;

   415

   416

	/* Wagon weight - (including cargo) */

   417

	SetDParam(0, rvi->weight);

   418

	SetDParam(1, (GetCargo(rvi->cargo_type)->weight * rvi->capacity >> 4) + rvi->weight);

   419

	DrawString(x, y, STR_PURCHASE_INFO_WEIGHT_CWEIGHT, 0);

   420

	y += 10;

   421

   422

	/* Wagon speed limit, displayed if above zero */

   423

	if (rvi->max_speed > 0 && _patches.wagon_speed_limits) {

   424

		SetDParam(0, rvi->max_speed * 10 / 16);

   425

		DrawString(x,y, STR_PURCHASE_INFO_SPEED, 0);

   426

		y += 10;

   427

	}

   428

	return y;

   429

}

   430

   431

/* Draw locomotive specific details */

   432

static int DrawRailEnginePurchaseInfo(int x, int y, EngineID engine_number, const RailVehicleInfo *rvi)

   433

{

   434

	int multihead = (rvi->railveh_type == RAILVEH_MULTIHEAD ? 1 : 0);

   435

   436

	/* Purchase Cost - Engine weight */

   437

	SetDParam(0, rvi->base_cost * (_eco->GetPrice(CEconomy::BUILD_RAILVEHICLE) >> 3) >> 5);

   438

	SetDParam(1, rvi->weight << multihead);

   439

	DrawString(x,y, STR_PURCHASE_INFO_COST_WEIGHT, 0);

   440

	y += 10;

   441

   442

	/* Max speed - Engine power */

   443

	SetDParam(0, rvi->max_speed * 10 / 16);

   444

	SetDParam(1, rvi->power << multihead);

   445

	DrawString(x,y, STR_PURCHASE_INFO_SPEED_POWER, 0);

   446

	y += 10;

   447

   448

	/* Max tractive effort - not applicable if old acceleration or maglev */

   449

	if (_patches.realistic_acceleration && rvi->railtype != RAILTYPE_MAGLEV) {

   450

		SetDParam(0, ((rvi->weight << multihead) * 10 * rvi->tractive_effort) / 256);

   451

		DrawString(x, y, STR_PURCHASE_INFO_MAX_TE, 0);

   452

		y += 10;

   453

	}

   454

   455

	uint32 cost_class;

   456

   457

	switch (rvi->running_cost_class) {

   458

		default:

   459

		case 0: cost_class = _eco->GetPrice(CEconomy::RUNNING_RAIL0); break;

   460

		case 1: cost_class = _eco->GetPrice(CEconomy::RUNNING_RAIL1); break;

   461

		case 2: cost_class = _eco->GetPrice(CEconomy::RUNNING_RAIL2); break;

   462

	}

   463

   464

	/* Running cost */

   465

	SetDParam(0, (rvi->running_cost_base * cost_class >> 8) << multihead);

   466

	DrawString(x,y, STR_PURCHASE_INFO_RUNNINGCOST, 0);

   467

	y += 10;

   468

   469

	/* Powered wagons power - Powered wagons extra weight */

   470

	if (rvi->pow_wag_power != 0) {

   471

		SetDParam(0, rvi->pow_wag_power);

   472

		SetDParam(1, rvi->pow_wag_weight);

   473

		DrawString(x,y, STR_PURCHASE_INFO_PWAGPOWER_PWAGWEIGHT, 0);

   474

		y += 10;

   475

	};

   476

   477

	return y;

   478

}

   479

   480

/* Draw road vehicle specific details */

   481

static int DrawRoadVehPurchaseInfo(int x, int y, EngineID engine_number, const RoadVehicleInfo *rvi)

   482

{

   483

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

   484

   485

	/* Purchase cost - Max speed */

   486

	SetDParam(0, rvi->base_cost * (_eco->GetPrice(CEconomy::ROADVEH_BASE) >> 3) >> 5);

   487

	SetDParam(1, rvi->max_speed * 10 / 32);

   488

	DrawString(x, y, STR_PURCHASE_INFO_COST_SPEED, 0);

   489

	y += 10;

   490

   491

	/* Running cost */

   492

	SetDParam(0, rvi->running_cost * _eco->GetPrice(CEconomy::ROADVEH_RUNNING) >> 8);

   493

	DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, 0);

   494

	y += 10;

   495

   496

	/* Cargo type + capacity */

   497

	SetDParam(0, rvi->cargo_type);

   498

	SetDParam(1, rvi->capacity);

   499