1

/* $Id$ */

     2

     3

/** @file depot_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "functions.h"

     8

#include "train.h"

     9

#include "roadveh.h"

    10

#include "ship.h"

    11

#include "aircraft.h"

    12

#include "table/strings.h"

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#include "strings.h"

    14

#include "table/sprites.h"

    15

#include "gui.h"

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#include "gfx.h"

    17

#include "vehicle.h"

    18

#include "viewport.h"

    19

#include "command.h"

    20

#include "depot.h"

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#include "vehicle_gui.h"

    22

#include "station_map.h"

    23

#include "newgrf_engine.h"

    24

#include "spritecache.h"

    25

    26

/*

    27

 * Since all depot window sizes aren't the same, we need to modify sizes a little.

    28

 * It's done with the following arrays of widget indexes. Each of them tells if a widget side should be moved and in what direction.

    29

 * How long they should be moved and for what window types are controlled in ShowDepotWindow()

    30

 */

    31

    32

/* Names of the widgets. Keep them in the same order as in the widget array */

    33

enum DepotWindowWidgets {

    34

	DEPOT_WIDGET_CLOSEBOX = 0,

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	DEPOT_WIDGET_CAPTION,

    36

	DEPOT_WIDGET_STICKY,

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	DEPOT_WIDGET_SELL,

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	DEPOT_WIDGET_SELL_CHAIN,

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	DEPOT_WIDGET_SELL_ALL,

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	DEPOT_WIDGET_AUTOREPLACE,

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	DEPOT_WIDGET_MATRIX,

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	DEPOT_WIDGET_V_SCROLL, ///< Vertical scrollbar

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	DEPOT_WIDGET_H_SCROLL, ///< Horizontal scrollbar

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	DEPOT_WIDGET_BUILD,

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	DEPOT_WIDGET_CLONE,

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	DEPOT_WIDGET_LOCATION,

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	DEPOT_WIDGET_VEHICLE_LIST,

    48

	DEPOT_WIDGET_STOP_ALL,

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	DEPOT_WIDGET_START_ALL,

    50

	DEPOT_WIDGET_RESIZE,

    51

};

    52

    53

/* Widget array for all depot windows.

    54

 * If a widget is needed in some windows only (like train specific), add it for all windows

    55

 * and use HideWindowWidget in ShowDepotWindow() to remove it in the windows where it should not be

    56

 * Keep the widget numbers in sync with the enum or really bad stuff will happen!!! */

    57

    58

/* When adding widgets, place them as you would place them for the ship depot and define how you want it to move in widget_moves[]

    59

 * If you want a widget for one window only, set it to be hidden in ShowDepotWindow() for the windows where you don't want it

    60

 * NOTE: the train only widgets are moved/resized in ShowDepotWindow() so they follow certain other widgets if they are moved to ensure that they stick together.

    61

 *    Changing the size of those here will not have an effect at all. It should be done in ShowDepotWindow()

    62

 */

    63

    64

/*

    65

 * Some of the widgets are placed outside the window (negative coordinates).

    66

 * The reason is that they are placed relatively to the matrix and the matrix is just one pixel (in 0, 14).

    67

 * The matrix and the rest of the window will be resized when the size of the boxes is set and then all the widgets will be inside the window.

    68

 */

    69

static const Widget _depot_widgets[] = {

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

    71

	{    WWT_CAPTION,  RESIZE_RIGHT,    14,    11,    23,     0,    13, 0x0,                 STR_018C_WINDOW_TITLE_DRAG_THIS},  // DEPOT_WIDGET_CAPTION

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	{  WWT_STICKYBOX,     RESIZE_LR,    14,    24,    35,     0,    13, 0x0,                 STR_STICKY_BUTTON},                // DEPOT_WIDGET_STICKY

    73

    74

	/* Widgets are set up run-time */

    75

	{     WWT_IMGBTN,    RESIZE_LRB,    14,     1,    23,    14,   -32, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_SELL

    76

	{     WWT_IMGBTN,   RESIZE_LRTB,    14,     1,    23,   -55,   -32, SPR_SELL_CHAIN_TRAIN,STR_DRAG_WHOLE_TRAIN_TO_SELL_TIP}, // DEPOT_WIDGET_SELL_CHAIN, trains only

    77

	{ WWT_PUSHIMGBTN,   RESIZE_LRTB,    14,     1,    23,   -31,    -9, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_SELL_ALL

    78

	{ WWT_PUSHIMGBTN,   RESIZE_LRTB,    14,     1,    23,    -8,    14, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_AUTOREPLACE

    79

    80

	{     WWT_MATRIX,     RESIZE_RB,    14,     0,     0,    14,    14, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_MATRIX

    81

	{  WWT_SCROLLBAR,    RESIZE_LRB,    14,    24,    35,    14,    14, 0x0,                 STR_0190_SCROLL_BAR_SCROLLS_LIST}, // DEPOT_WIDGET_V_SCROLL

    82

    83

	{ WWT_HSCROLLBAR,    RESIZE_RTB,    14,     0,     0,     3,    14, 0x0,                 STR_HSCROLL_BAR_SCROLLS_LIST},     // DEPOT_WIDGET_H_SCROLL, trains only

    84

    85

	/* The buttons in the bottom of the window. left and right is not important as they are later resized to be equal in size

    86

	 * This calculation is based on right in DEPOT_WIDGET_LOCATION and it presumes left of DEPOT_WIDGET_BUILD is 0            */

    87

	{ WWT_PUSHTXTBTN,     RESIZE_TB,    14,     0,     0,    15,    26, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_BUILD

    88

	{    WWT_TEXTBTN,     RESIZE_TB,    14,     0,     0,    15,    26, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_CLONE

    89

	{ WWT_PUSHTXTBTN,    RESIZE_RTB,    14,     0,   -12,    15,    26, STR_00E4_LOCATION,   STR_NULL},                         // DEPOT_WIDGET_LOCATION

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	{ WWT_PUSHTXTBTN,   RESIZE_LRTB,    14,   -11,     0,    15,    26, 0x0,                 STR_NULL},                         // DEPOT_WIDGET_VEHICLE_LIST

    91

	{ WWT_PUSHIMGBTN,   RESIZE_LRTB,    14,     1,    11,    15,    26, SPR_FLAG_VEH_STOPPED,STR_NULL},                         // DEPOT_WIDGET_STOP_ALL

    92

	{ WWT_PUSHIMGBTN,   RESIZE_LRTB,    14,    12,    23,    15,    26, SPR_FLAG_VEH_RUNNING,STR_NULL},                         // DEPOT_WIDGET_START_ALL

    93

	{  WWT_RESIZEBOX,   RESIZE_LRTB,    14,    24,    35,    15,    26, 0x0,                 STR_RESIZE_BUTTON},                // DEPOT_WIDGET_RESIZE

    94

	{   WIDGETS_END},

    95

};

    96

    97

static void DepotWndProc(Window *w, WindowEvent *e);

    98

    99

static const WindowDesc _train_depot_desc = {

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	WDP_AUTO, WDP_AUTO, 36, 27, 36, 27,

   101

	WC_VEHICLE_DEPOT, WC_NONE,

   102

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

   103

	_depot_widgets,

   104

	DepotWndProc

   105

};

   106

   107

static const WindowDesc _road_depot_desc = {

   108

	WDP_AUTO, WDP_AUTO, 36, 27, 36, 27,

   109

	WC_VEHICLE_DEPOT, WC_NONE,

   110

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

   111

	_depot_widgets,

   112

	DepotWndProc

   113

};

   114

   115

static const WindowDesc _ship_depot_desc = {

   116

	WDP_AUTO, WDP_AUTO, 36, 27, 36, 27,

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	WC_VEHICLE_DEPOT, WC_NONE,

   118

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

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	_depot_widgets,

   120

	DepotWndProc

   121

};

   122

   123

static const WindowDesc _aircraft_depot_desc = {

   124

	WDP_AUTO, WDP_AUTO, 36, 27, 36, 27,

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	WC_VEHICLE_DEPOT, WC_NONE,

   126

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

   127

	_depot_widgets,

   128

	DepotWndProc

   129

};

   130

   131

extern int WagonLengthToPixels(int len);

   132

   133

/**

   134

 * This is the Callback method after the cloning attempt of a vehicle

   135

 * @param success indicates completion (or not) of the operation

   136

 * @param tile unused

   137

 * @param p1 unused

   138

 * @param p2 unused

   139

 */

   140

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

   141

{

   142

	if (!success) return;

   143

   144

	Vehicle *v = GetVehicle(_new_vehicle_id);

   145

   146

	ShowVehicleViewWindow(v);

   147

}

   148

   149

static void DepotSellAllConfirmationCallback(Window *w, bool confirmed)

   150

{

   151

	if (confirmed) {

   152

		TileIndex tile = w->window_number;

   153

		byte vehtype = WP(w, depot_d).type;

   154

		DoCommandP(tile, vehtype, 0, NULL, CMD_DEPOT_SELL_ALL_VEHICLES);

   155

	}

   156

}

   157

   158

const Sprite *GetAircraftSprite(EngineID engine);

   159

   160

/** Draw a vehicle in the depot window in the box with the top left corner at x,y

   161

 * @param *w Window to draw in

   162

 * @param *v Vehicle to draw

   163

 * @param x Left side of the box to draw in

   164

 * @param y Top of the box to draw in

   165

 */

   166

static void DrawVehicleInDepot(Window *w, const Vehicle *v, int x, int y)

   167

{

   168

	byte diff_x = 0, diff_y = 0;

   169

   170

	int sprite_y = y + w->resize.step_height - GetVehicleListHeight(v->type);

   171

   172

	switch (v->type) {

   173

		case VEH_TRAIN:

   174

			DrawTrainImage(v, x + 21, sprite_y, w->hscroll.cap + 4, w->hscroll.pos, WP(w,depot_d).sel);

   175

   176

			/* Number of wagons relative to a standard length wagon (rounded up) */

   177

			SetDParam(0, (v->u.rail.cached_total_length + 7) / 8);

   178

			DrawStringRightAligned(w->widget[DEPOT_WIDGET_MATRIX].right - 1, y + 4, STR_TINY_BLACK, TC_FROMSTRING); // Draw the counter

   179

			break;

   180

   181

		case VEH_ROAD:     DrawRoadVehImage( v, x + 24, sprite_y, 1, WP(w, depot_d).sel); break;

   182

		case VEH_SHIP:     DrawShipImage(    v, x + 19, sprite_y - 1, WP(w, depot_d).sel); break;

   183

		case VEH_AIRCRAFT: {

   184

			const Sprite *spr = GetSprite(v->GetImage(DIR_W));

   185

			DrawAircraftImage(v, x + 12,

   186

							  y + max(spr->height + spr->y_offs - 14, 0), // tall sprites needs an y offset

   187

							  WP(w, depot_d).sel);

   188

		} break;

   189

		default: NOT_REACHED();

   190

	}

   191

   192

	if (w->resize.step_height == 14) {

   193

		/* VEH_TRAIN and VEH_ROAD, which are low */

   194

		diff_x = 15;

   195

	} else {

   196

		/* VEH_SHIP and VEH_AIRCRAFT, which are tall */

   197

		diff_y = 12;

   198

	}

   199

   200

	DrawSprite((v->vehstatus & VS_STOPPED) ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, x + diff_x, y + diff_y);

   201

   202

	SetDParam(0, v->unitnumber);

   203

	DrawString(x, y + 2, (uint16)(v->max_age-366) >= v->age ? STR_00E2 : STR_00E3, TC_FROMSTRING);

   204

}

   205

   206

static void DrawDepotWindow(Window *w)

   207

{

   208

	Vehicle **vl = WP(w, depot_d).vehicle_list;

   209

	TileIndex tile = w->window_number;

   210

	int x, y, i, maxval;

   211

	uint16 hnum;

   212

	uint16 num = WP(w, depot_d).engine_count;

   213

   214

	/* Set the row and number of boxes in each row based on the number of boxes drawn in the matrix */

   215

	uint16 rows_in_display   = w->widget[DEPOT_WIDGET_MATRIX].data >> 8;

   216

	uint16 boxes_in_each_row = w->widget[DEPOT_WIDGET_MATRIX].data & 0xFF;

   217

   218

	/* setup disabled buttons */

   219

	w->SetWidgetsDisabledState(!IsTileOwner(tile, _local_player),

   220

		DEPOT_WIDGET_STOP_ALL,

   221

		DEPOT_WIDGET_START_ALL,

   222

		DEPOT_WIDGET_SELL,

   223

		DEPOT_WIDGET_SELL_CHAIN,

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		DEPOT_WIDGET_SELL_ALL,

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		DEPOT_WIDGET_BUILD,

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		DEPOT_WIDGET_CLONE,

   227

		DEPOT_WIDGET_AUTOREPLACE,

   228

		WIDGET_LIST_END);

   229

   230

	/* determine amount of items for scroller */

   231

	if (WP(w, depot_d).type == VEH_TRAIN) {

   232

		hnum = 8;

   233

		for (num = 0; num < WP(w, depot_d).engine_count; num++) {

   234

			const Vehicle *v = vl[num];

   235

			hnum = max(hnum, v->u.rail.cached_total_length);

   236

		}

   237

		/* Always have 1 empty row, so people can change the setting of the train */

   238

		SetVScrollCount(w, WP(w, depot_d).engine_count + WP(w, depot_d).wagon_count + 1);

   239

		SetHScrollCount(w, WagonLengthToPixels(hnum));

   240

	} else {

   241

		SetVScrollCount(w, (num + w->hscroll.cap - 1) / w->hscroll.cap);

   242

	}

   243

   244

	/* locate the depot struct */

   245

	if (WP(w, depot_d).type == VEH_AIRCRAFT) {

   246

		SetDParam(0, GetStationIndex(tile)); // Airport name

   247

	} else {

   248

		Depot *depot = GetDepotByTile(tile);

   249

		assert(depot != NULL);

   250

   251

		SetDParam(0, depot->town_index);

   252

	}

   253

   254

	DrawWindowWidgets(w);

   255

   256

	num = w->vscroll.pos * boxes_in_each_row;

   257

	maxval = min(WP(w, depot_d).engine_count, num + (rows_in_display * boxes_in_each_row));

   258

   259

	for (x = 2, y = 15; num < maxval; y += w->resize.step_height, x = 2) { // Draw the rows

   260

		byte i;

   261

   262

		for (i = 0; i < boxes_in_each_row && num < maxval; i++, num++, x += w->resize.step_width) {

   263

			/* Draw all vehicles in the current row */

   264

			const Vehicle *v = vl[num];

   265

			DrawVehicleInDepot(w, v, x, y);

   266

		}

   267

	}

   268

   269

	maxval = min(WP(w, depot_d).engine_count + WP(w, depot_d).wagon_count, (w->vscroll.pos * boxes_in_each_row) + (rows_in_display * boxes_in_each_row));

   270

   271

	/* draw the train wagons, that do not have an engine in front */

   272

	for (; num < maxval; num++, y += 14) {

   273

		const Vehicle *v = WP(w, depot_d).wagon_list[num - WP(w, depot_d).engine_count];

   274

		const Vehicle *u;

   275

   276

		DrawTrainImage(v, x + 50, y, w->hscroll.cap - 29, 0, WP(w,depot_d).sel);

   277

		DrawString(x, y + 2, STR_8816, TC_FROMSTRING);

   278

   279

		/*Draw the train counter */

   280

		i = 0;

   281

		u = v;

   282

		do i++; while ((u = u->Next()) != NULL); // Determine length of train

   283

		SetDParam(0, i);                      // Set the counter

   284

		DrawStringRightAligned(w->widget[DEPOT_WIDGET_MATRIX].right - 1, y + 4, STR_TINY_BLACK, TC_FROMSTRING); // Draw the counter

   285

	}

   286

}

   287

   288

struct GetDepotVehiclePtData {

   289

	Vehicle *head;

   290

	Vehicle *wagon;

   291

};

   292

   293

enum DepotGUIAction {

   294

	MODE_ERROR,

   295

	MODE_DRAG_VEHICLE,

   296

	MODE_SHOW_VEHICLE,

   297

	MODE_START_STOP,

   298

};

   299

   300

static DepotGUIAction GetVehicleFromDepotWndPt(const Window *w, int x, int y, Vehicle **veh, GetDepotVehiclePtData *d)

   301

{

   302

	Vehicle **vl = WP(w, depot_d).vehicle_list;

   303

	uint xt, row, xm = 0, ym = 0;

   304

	int pos, skip = 0;

   305

	uint16 boxes_in_each_row = w->widget[DEPOT_WIDGET_MATRIX].data & 0xFF;

   306

   307

	if (WP(w, depot_d).type == VEH_TRAIN) {

   308

		xt = 0;

   309

		x -= 23;

   310

	} else {

   311

		xt = x / w->resize.step_width;

   312

		xm = x % w->resize.step_width;

   313

		if (xt >= w->hscroll.cap) return MODE_ERROR;

   314

   315

		ym = (y - 14) % w->resize.step_height;

   316

	}

   317

   318

	row = (y - 14) / w->resize.step_height;

   319

	if (row >= w->vscroll.cap) return MODE_ERROR;

   320

   321

	pos = ((row + w->vscroll.pos) * boxes_in_each_row) + xt;

   322

   323

	if (WP(w, depot_d).engine_count + WP(w, depot_d).wagon_count <= pos) {

   324

		if (WP(w, depot_d).type == VEH_TRAIN) {

   325

			d->head  = NULL;

   326

			d->wagon = NULL;

   327

			return MODE_DRAG_VEHICLE;

   328

		} else {

   329

			return MODE_ERROR; // empty block, so no vehicle is selected

   330

		}

   331

	}

   332

   333

	if (WP(w, depot_d).engine_count > pos) {

   334

		*veh = vl[pos];

   335

		skip = w->hscroll.pos;

   336

	} else {

   337

		vl = WP(w, depot_d).wagon_list;

   338

		pos -= WP(w, depot_d).engine_count;

   339

		*veh = vl[pos];

   340

		/* free wagons don't have an initial loco. */

   341

		x -= _traininfo_vehicle_width;

   342

	}

   343

   344

	switch (WP(w, depot_d).type) {

   345

		case VEH_TRAIN: {

   346

			Vehicle *v = *veh;

   347

			d->head = d->wagon = v;

   348

   349

			/* either pressed the flag or the number, but only when it's a loco */

   350

			if (x < 0 && IsFrontEngine(v)) return (x >= -10) ? MODE_START_STOP : MODE_SHOW_VEHICLE;

   351

   352

			skip = (skip * 8) / _traininfo_vehicle_width;

   353

			x = (x * 8) / _traininfo_vehicle_width;

   354

   355

			/* Skip vehicles that are scrolled off the list */

   356

			x += skip;

   357

   358

			/* find the vehicle in this row that was clicked */

   359

			while (v != NULL && (x -= v->u.rail.cached_veh_length) >= 0) v = v->Next();

   360

   361

			/* if an articulated part was selected, find its parent */

   362

			while (v != NULL && IsArticulatedPart(v)) v = v->Previous();

   363

   364

			d->wagon = v;

   365

   366

			return MODE_DRAG_VEHICLE;

   367

			}

   368

			break;

   369

   370

		case VEH_ROAD:

   371

			if (xm >= 24) return MODE_DRAG_VEHICLE;

   372

			if (xm <= 16) return MODE_SHOW_VEHICLE;

   373

			break;

   374

   375

		case VEH_SHIP:

   376

			if (xm >= 19) return MODE_DRAG_VEHICLE;

   377

			if (ym <= 10) return MODE_SHOW_VEHICLE;

   378

			break;

   379

   380

		case VEH_AIRCRAFT:

   381

			if (xm >= 12) return MODE_DRAG_VEHICLE;

   382

			if (ym <= 12) return MODE_SHOW_VEHICLE;

   383

			break;

   384

   385

		default: NOT_REACHED();

   386

	}

   387

	return MODE_START_STOP;

   388

}

   389

   390

static void TrainDepotMoveVehicle(Vehicle *wagon, VehicleID sel, Vehicle *head)

   391

{

   392

	Vehicle *v;

   393

   394

	v = GetVehicle(sel);

   395

   396

	if (v == wagon) return;

   397

   398

	if (wagon == NULL) {

   399

		if (head != NULL) wagon = GetLastVehicleInChain(head);

   400

	} else  {

   401

		wagon = wagon->Previous();

   402

		if (wagon == NULL) return;

   403

	}

   404

   405

	if (wagon == v) return;

   406

   407

	DoCommandP(v->tile, v->index + ((wagon == NULL ? INVALID_VEHICLE : wagon->index) << 16), _ctrl_pressed ? 1 : 0, NULL, CMD_MOVE_RAIL_VEHICLE | CMD_MSG(STR_8837_CAN_T_MOVE_VEHICLE));

   408

}

   409

   410

static void DepotClick(Window *w, int x, int y)

   411

{

   412

	GetDepotVehiclePtData gdvp;

   413

	Vehicle *v = NULL;

   414

	DepotGUIAction mode = GetVehicleFromDepotWndPt(w, x, y, &v, &gdvp);

   415

   416

	/* share / copy orders */

   417

	if (_thd.place_mode != VHM_NONE && mode != MODE_ERROR) {

   418

		_place_clicked_vehicle = (WP(w, depot_d).type == VEH_TRAIN ? gdvp.head : v);

   419

		return;

   420

	}

   421

   422

	if (WP(w, depot_d).type == VEH_TRAIN) v = gdvp.wagon;

   423

   424

	switch (mode) {

   425

		case MODE_ERROR: // invalid

   426

			return;

   427

   428

		case MODE_DRAG_VEHICLE: { // start dragging of vehicle

   429

			VehicleID sel = WP(w, depot_d).sel;

   430

   431

			if (WP(w, depot_d).type == VEH_TRAIN && sel != INVALID_VEHICLE) {

   432

				WP(w,depot_d).sel = INVALID_VEHICLE;

   433

				TrainDepotMoveVehicle(v, sel, gdvp.head);

   434

			} else if (v != NULL) {

   435

				int image = v->GetImage(DIR_W);

   436

   437

				WP(w, depot_d).sel = v->index;

   438

				SetWindowDirty(w);

   439

				SetObjectToPlaceWnd(image, GetVehiclePalette(v), VHM_DRAG, w);

   440

			}

   441

			}

   442

			break;

   443

   444

		case MODE_SHOW_VEHICLE: // show info window

   445

			ShowVehicleViewWindow(v);

   446

			break;

   447

   448

		case MODE_START_STOP: { // click start/stop flag

   449

			uint command;

   450

   451

			switch (WP(w, depot_d).type) {

   452

				case VEH_TRAIN:    command = CMD_START_STOP_TRAIN | CMD_MSG(STR_883B_CAN_T_STOP_START_TRAIN);          break;

   453

				case VEH_ROAD:     command = CMD_START_STOP_ROADVEH | CMD_MSG(STR_9015_CAN_T_STOP_START_ROAD_VEHICLE); break;

   454

				case VEH_SHIP:     command = CMD_START_STOP_SHIP | CMD_MSG(STR_9818_CAN_T_STOP_START_SHIP);            break;

   455

				case VEH_AIRCRAFT: command = CMD_START_STOP_AIRCRAFT | CMD_MSG(STR_A016_CAN_T_STOP_START_AIRCRAFT);    break;

   456

				default: NOT_REACHED(); command = 0;

   457

			}

   458

			DoCommandP(v->tile, v->index, 0, NULL, command);

   459

			}

   460

			break;

   461

   462

		default: NOT_REACHED();

   463

	}

   464

}

   465

   466

/**

   467

 * Clones a vehicle

   468

 * @param *v is the original vehicle to clone

   469

 * @param *w is the window of the depot where the clone is build

   470

 */

   471

static void HandleCloneVehClick(const Vehicle *v, const Window *w)

   472

{

   473

	uint error_str;

   474

   475

	if (v == NULL) return;

   476

   477

	if (!v->IsPrimaryVehicle()) {

   478

		v = v->First();

   479

		/* Do nothing when clicking on a train in depot with no loc attached */

   480

		if (v->type == VEH_TRAIN && !IsFrontEngine(v)) return;

   481

	}

   482

   483

	switch (v->type) {

   484

		case VEH_TRAIN:    error_str = CMD_MSG(STR_882B_CAN_T_BUILD_RAILROAD_VEHICLE); break;

   485

		case VEH_ROAD:     error_str = CMD_MSG(STR_9009_CAN_T_BUILD_ROAD_VEHICLE);     break;

   486

		case VEH_SHIP:     error_str = CMD_MSG(STR_980D_CAN_T_BUILD_SHIP);             break;

   487

		case VEH_AIRCRAFT: error_str = CMD_MSG(STR_A008_CAN_T_BUILD_AIRCRAFT);         break;

   488

		default: return;

   489

	}

   490

   491

	DoCommandP(w->window_number, v->index, _ctrl_pressed ? 1 : 0, CcCloneVehicle, CMD_CLONE_VEHICLE | error_str);

   492

   493

	ResetObjectToPlace();

   494

}

   495

   496

static void ClonePlaceObj(const Window *w)

   497

{

   498

	const Vehicle *v = CheckMouseOverVehicle();

   499

   500

	if (v != NULL) HandleCloneVehClick(v, w);

   501

}

   502

   503

static void ResizeDepotButtons(Window *w)