1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "debug.h"

     6

#include "functions.h"

     7

#include "table/sprites.h"

     8

#include "table/strings.h"

     9

#include "map.h"

    10

#include "window.h"

    11

#include "gui.h"

    12

#include "gfx.h"

    13

#include "vehicle.h"

    14

#include "viewport.h"

    15

#include "station.h"

    16

#include "command.h"

    17

#include "player.h"

    18

#include "engine.h"

    19

#include "vehicle_gui.h"

    20

#include "depot.h"

    21

#include "train.h"

    22

#include "newgrf_engine.h"

    23

    24

/**

    25

 * Draw the purchase info details of train engine 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 DrawTrainEnginePurchaseInfo(int x, int y, EngineID engine_number)

    30

{

    31

	const RailVehicleInfo *rvi = RailVehInfo(engine_number);

    32

	const Engine* e = GetEngine(engine_number);

    33

	int multihead = (rvi->flags&RVI_MULTIHEAD?1:0);

    34

	YearMonthDay ymd;

    35

	ConvertDayToYMD(&ymd, e->intro_date);

    36

    37

	/* Purchase Cost - Engine weight */

    38

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

    39

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

    40

	DrawString(x,y, STR_PURCHASE_INFO_COST_WEIGHT, 0);

    41

	y += 10;

    42

    43

	/* Max speed - Engine power */

    44

	SetDParam(0, rvi->max_speed);

    45

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

    46

	DrawString(x,y, STR_PURCHASE_INFO_SPEED_POWER, 0);

    47

	y += 10;

    48

    49

	/* Running cost */

    50

	SetDParam(0, (rvi->running_cost_base * _price.running_rail[rvi->running_cost_class] >> 8) << multihead);

    51

	DrawString(x,y, STR_PURCHASE_INFO_RUNNINGCOST, 0);

    52

	y += 10;

    53

    54

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

    55

	if (rvi->pow_wag_power != 0) {

    56

		SetDParam(0, rvi->pow_wag_power);

    57

		SetDParam(1, rvi->pow_wag_weight);

    58

		DrawString(x,y, STR_PURCHASE_INFO_PWAGPOWER_PWAGWEIGHT, 0);

    59

		y += 10;

    60

	};

    61

    62

	/* Cargo type + capacity, or N/A */

    63

	SetDParam(0, STR_8838_N_A);

    64

	SetDParam(2, STR_EMPTY);

    65

	if (rvi->capacity != 0) {

    66

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

    67

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

    68

		SetDParam(2, STR_9842_REFITTABLE);

    69

	}

    70

	DrawString(x,y, STR_PURCHASE_INFO_CAPACITY, 0);

    71

	y += 10;

    72

    73

	/* Design date - Life length */

    74

	SetDParam(0, ymd.year + 1920);

    75

	SetDParam(1, e->lifelength);

    76

	DrawString(x,y, STR_PURCHASE_INFO_DESIGNED_LIFE, 0);

    77

	y += 10;

    78

    79

	/* Reliability */

    80

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

    81

	DrawString(x,y, STR_PURCHASE_INFO_RELIABILITY, 0);

    82

	y += 10;

    83

    84

	/* Additional text from NewGRF */

    85

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

    86

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

    87

}

    88

    89

/**

    90

 * Draw the purchase info details of a train wagon at a given location.

    91

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

    92

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

    93

 */

    94

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

    95

{

    96

	const RailVehicleInfo *rvi = RailVehInfo(engine_number);

    97

	bool refittable = (EngInfo(engine_number)->refit_mask != 0);

    98

    99

	/* Purchase cost */

   100

	SetDParam(0, (rvi->base_cost * _price.build_railwagon) >> 8);

   101

	DrawString(x, y, STR_PURCHASE_INFO_COST, 0);

   102

	y += 10;

   103

   104

	/* Wagon weight - (including cargo) */

   105

	SetDParam(0, rvi->weight);

   106

	SetDParam(1, (_cargoc.weights[rvi->cargo_type] * rvi->capacity >> 4) + rvi->weight);

   107

	DrawString(x, y, STR_PURCHASE_INFO_WEIGHT_CWEIGHT, 0);

   108

	y += 10;

   109

   110

	/* Cargo type + capacity, or N/A */

   111

	SetDParam(0, STR_8838_N_A);

   112

	SetDParam(2, STR_EMPTY);

   113

	if (rvi->capacity != 0) {

   114

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

   115

		SetDParam(1, rvi->capacity);

   116

		SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);

   117

	}

   118

	DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, 0);

   119

	y += 10;

   120

   121

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

   122

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

   123

		SetDParam(0, rvi->max_speed);

   124

		DrawString(x,y, STR_PURCHASE_INFO_SPEED, 0);

   125

		y += 10;

   126

	}

   127

   128

	/* Additional text from NewGRF */

   129

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

   130

}

   131

   132

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

   133

{

   134

	Vehicle *v,*found;

   135

   136

	if (!success)

   137

		return;

   138

   139

	// find a locomotive in the depot.

   140

	found = NULL;

   141

	FOR_ALL_VEHICLES(v) {

   142

		if (v->type == VEH_Train && IsFrontEngine(v) &&

   143

				v->tile == tile &&

   144

				v->u.rail.track == 0x80) {

   145

			if (found != NULL) // must be exactly one.

   146

				return;

   147

			found = v;

   148

		}

   149

	}

   150

   151

	// if we found a loco,

   152

	if (found != NULL) {

   153

		found = GetLastVehicleInChain(found);

   154

		// put the new wagon at the end of the loco.

   155

		DoCommandP(0, _new_vehicle_id | (found->index << 16), 0, NULL, CMD_MOVE_RAIL_VEHICLE);

   156

		RebuildVehicleLists();

   157

	}

   158

}

   159

   160

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

   161

{

   162

	const Vehicle* v;

   163

   164

	if (!success) return;

   165

   166

	v = GetVehicle(_new_vehicle_id);

   167

	if (tile == _backup_orders_tile) {

   168

		_backup_orders_tile = 0;

   169

		RestoreVehicleOrders(v, _backup_orders_data);

   170

	}

   171

	ShowTrainViewWindow(v);

   172

}

   173

   174

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

   175

{

   176

	if (success) ShowTrainViewWindow(GetVehicle(_new_vehicle_id));

   177

}

   178

   179

static void engine_drawing_loop(int *x, int *y, int *pos, int *sel,

   180

	EngineID* selected_id, RailType railtype, byte show_max, bool is_engine)

   181

{

   182

	EngineID j;

   183

   184

	for (j = 0; j < NUM_TRAIN_ENGINES; j++) {

   185

		EngineID i = GetRailVehAtPosition(j);

   186

		const Engine *e = GetEngine(i);

   187

		const RailVehicleInfo *rvi = RailVehInfo(i);

   188

   189

		if (!HasPowerOnRail(e->railtype, railtype) || !(rvi->flags & RVI_WAGON) != is_engine ||

   190

				!HASBIT(e->player_avail, _local_player))

   191

			continue;

   192

   193

		if (*sel == 0)

   194

			*selected_id = i;

   195

   196

		if (IS_INT_INSIDE(--*pos, -show_max, 0)) {

   197

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

   198

			DrawTrainEngine(*x + 29, *y + 6, i, GetEnginePalette(i, _local_player));

   199

			*y += 14;

   200

		}

   201

		--*sel;

   202

	}

   203

}

   204

   205

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

   206

{

   207

	switch (e->event) {

   208

	case WE_PAINT:

   209

   210

		if (w->window_number == 0)

   211

			SETBIT(w->disabled_state, 5);

   212

   213

		{

   214

			int count = 0;

   215

			RailType railtype = WP(w,buildtrain_d).railtype;

   216

			EngineID i;

   217

   218

			for (i = 0; i < NUM_TRAIN_ENGINES; i++) {

   219

				const Engine *e = GetEngine(i);

   220

				if (HasPowerOnRail(e->railtype, railtype)

   221

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

   222

					count++;

   223

			}

   224

			SetVScrollCount(w, count);

   225

		}

   226

   227

		SetDParam(0, WP(w,buildtrain_d).railtype + STR_881C_NEW_RAIL_VEHICLES);

   228

		DrawWindowWidgets(w);

   229

   230

		{

   231

			RailType railtype = WP(w,buildtrain_d).railtype;

   232

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

   233

			int pos = w->vscroll.pos;

   234

			int x = 1;

   235

			int y = 15;

   236

			EngineID selected_id = INVALID_ENGINE;

   237

   238

			/* Ensure that custom engines which substituted wagons

   239

			 * are sorted correctly.

   240

			 * XXX - DO NOT EVER DO THIS EVER AGAIN! GRRR hacking in wagons as

   241

			 * engines to get more types.. Stays here until we have our own format

   242

			 * then it is exit!!! */

   243

			engine_drawing_loop(&x, &y, &pos, &sel, &selected_id, railtype, w->vscroll.cap, true); // True engines

   244

			engine_drawing_loop(&x, &y, &pos, &sel, &selected_id, railtype, w->vscroll.cap, false); // Feeble wagons

   245

   246

			WP(w,buildtrain_d).sel_engine = selected_id;

   247

   248

			if (selected_id != INVALID_ENGINE) {

   249

				const RailVehicleInfo *rvi = RailVehInfo(selected_id);

   250

   251

				if (!(rvi->flags & RVI_WAGON)) {

   252

					/* it's an engine */

   253

					DrawTrainEnginePurchaseInfo(2, w->widget[4].top + 1,selected_id);

   254

				} else {

   255

					/* it's a wagon */

   256

					DrawTrainWagonPurchaseInfo(2, w->widget[4].top + 1, selected_id);

   257

				}

   258

			}

   259

		}

   260

	break;

   261

   262

	case WE_CLICK: {

   263

		switch (e->click.widget) {

   264

		case 2: {

   265

			uint i = (e->click.pt.y - 14) / 14;

   266

			if (i < w->vscroll.cap) {

   267

				WP(w,buildtrain_d).sel_index = i + w->vscroll.pos;

   268

				SetWindowDirty(w);

   269

			}

   270

		} break;

   271

		case 5: {

   272

			EngineID sel_eng = WP(w,buildtrain_d).sel_engine;

   273

			if (sel_eng != INVALID_ENGINE)

   274

				DoCommandP(w->window_number, sel_eng, 0, (RailVehInfo(sel_eng)->flags & RVI_WAGON) ? CcBuildWagon : CcBuildLoco, CMD_BUILD_RAIL_VEHICLE | CMD_MSG(STR_882B_CAN_T_BUILD_RAILROAD_VEHICLE));

   275

		}	break;

   276

		case 6: { /* rename */

   277

			EngineID sel_eng = WP(w,buildtrain_d).sel_engine;

   278

			if (sel_eng != INVALID_ENGINE) {

   279

				WP(w,buildtrain_d).rename_engine = sel_eng;

   280

				ShowQueryString(GetCustomEngineName(sel_eng),

   281

					STR_886A_RENAME_TRAIN_VEHICLE_TYPE, 31, 160, w->window_class, w->window_number);

   282

			}

   283

		} break;

   284

		}

   285

	} break;

   286

   287

	case WE_4:

   288

		if (w->window_number != 0 && !FindWindowById(WC_VEHICLE_DEPOT, w->window_number)) {

   289

			DeleteWindow(w);

   290

		}

   291

		break;

   292

   293

	case WE_ON_EDIT_TEXT: {

   294

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

   295

			_cmd_text = e->edittext.str;

   296

			DoCommandP(0, WP(w,buildtrain_d).rename_engine, 0, NULL,

   297

				CMD_RENAME_ENGINE | CMD_MSG(STR_886B_CAN_T_RENAME_TRAIN_VEHICLE));

   298

		}

   299

	} break;

   300

   301

	case WE_RESIZE: {

   302

		if (e->sizing.diff.y == 0)

   303

			break;

   304

   305

		w->vscroll.cap += e->sizing.diff.y / 14;

   306

		w->widget[2].unkA = (w->vscroll.cap << 8) + 1;

   307

	} break;

   308

	}

   309

}

   310

   311

static const Widget _new_rail_vehicle_widgets[] = {

   312

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

   313

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   227,     0,    13, STR_JUST_STRING,					STR_018C_WINDOW_TITLE_DRAG_THIS},

   314

{     WWT_MATRIX, RESIZE_BOTTOM,    14,     0,   215,    14,   125, 0x801,										STR_8843_TRAIN_VEHICLE_SELECTION},

   315

{  WWT_SCROLLBAR, RESIZE_BOTTOM,    14,   216,   227,    14,   125, 0x0,											STR_0190_SCROLL_BAR_SCROLLS_LIST},

   316

{      WWT_PANEL,     RESIZE_TB,    14,     0,   227,   126,   197, 0x0,											STR_NULL},

   317

{ WWT_PUSHTXTBTN,     RESIZE_TB,    14,     0,   107,   198,   209, STR_881F_BUILD_VEHICLE,		STR_8844_BUILD_THE_HIGHLIGHTED_TRAIN},

   318

{ WWT_PUSHTXTBTN,     RESIZE_TB,    14,   108,   215,   198,   209, STR_8820_RENAME,					STR_8845_RENAME_TRAIN_VEHICLE_TYPE},

   319

{  WWT_RESIZEBOX,     RESIZE_TB,    14,   216,   227,   198,   209, 0x0,											STR_RESIZE_BUTTON},

   320

{   WIDGETS_END},

   321

};

   322

   323

static const WindowDesc _new_rail_vehicle_desc = {

   324

	-1, -1, 228, 210,

   325

	WC_BUILD_VEHICLE,0,

   326

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,

   327

	_new_rail_vehicle_widgets,

   328

	NewRailVehicleWndProc

   329

};

   330

   331

static void ShowBuildTrainWindow(TileIndex tile)

   332

{

   333

	Window *w;

   334

   335

	DeleteWindowById(WC_BUILD_VEHICLE, tile);

   336

   337

	w = AllocateWindowDesc(&_new_rail_vehicle_desc);

   338

	w->window_number = tile;

   339

	w->vscroll.cap = 8;

   340

	w->widget[2].unkA = (w->vscroll.cap << 8) + 1;

   341

   342

	w->resize.step_height = 14;

   343

	w->resize.height = w->height - 14 * 4; /* Minimum of 4 vehicles in the display */

   344

   345

	if (tile != 0) {

   346

		w->caption_color = GetTileOwner(tile);

   347

		WP(w,buildtrain_d).railtype = GetRailType(tile);

   348

	} else {

   349

		w->caption_color = _local_player;

   350

		WP(w,buildtrain_d).railtype = GetBestRailtype(GetPlayer(_local_player));

   351

	}

   352

}

   353

   354

/**

   355

 * Get the number of pixels for the given wagon length.

   356

 * @param len Length measured in 1/8ths of a standard wagon.

   357

 * @return Number of pixels across.

   358

 */

   359

static int WagonLengthToPixels(int len) {

   360

	return (len * _traininfo_vehicle_width) / 8;

   361

}

   362

   363

static void DrawTrainImage(const Vehicle *v, int x, int y, int count, int skip, VehicleID selection)

   364

{

   365

	DrawPixelInfo tmp_dpi, *old_dpi;

   366

	int dx = -(skip * 8) / _traininfo_vehicle_width;

   367

   368

	if (!FillDrawPixelInfo(&tmp_dpi, NULL, x - 1, y - 1, count, 14)) return;

   369

   370

	count = (count * 8) / _traininfo_vehicle_width;

   371

   372

	old_dpi = _cur_dpi;

   373

	_cur_dpi = &tmp_dpi;

   374

   375

	do {

   376

		int width = v->u.rail.cached_veh_length;

   377

   378

		if (dx + width > 0) {

   379

			if (dx <= count) {

   380

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

   381

				DrawSprite(GetTrainImage(v, DIR_W) | pal, 15 + WagonLengthToPixels(dx), 7 + (is_custom_sprite(RailVehInfo(v->engine_type)->image_index) ? _traininfo_vehicle_pitch : 0));

   382

				if (v->index == selection)

   383

					DrawFrameRect(WagonLengthToPixels(dx), 0, WagonLengthToPixels(dx + width), 13, 15, FR_BORDERONLY);

   384

			}

   385

		}

   386

		dx += width;

   387

   388

		v = v->next;

   389

	} while (dx < count && v != NULL);

   390

   391

	_cur_dpi = old_dpi;

   392

}

   393

   394

static void DrawTrainDepotWindow(Window *w)

   395

{

   396

	TileIndex tile;

   397

	Vehicle *v, *u;

   398

	int num,x,y,i, hnum;

   399

	Depot *depot;

   400

   401

	tile = w->window_number;

   402

   403

	/* setup disabled buttons */

   404

	w->disabled_state =

   405

		IsTileOwner(tile, _local_player) ? 0 : ((1 << 4) | (1 << 5) | (1 << 8) | (1<<9));

   406

   407

	/* determine amount of items for scroller */

   408

	num = 0;

   409

	hnum = 8;

   410

	FOR_ALL_VEHICLES(v) {

   411

		if (v->type == VEH_Train &&

   412

			  (IsFrontEngine(v) || IsFreeWagon(v)) &&

   413

				v->tile == tile &&

   414

				v->u.rail.track == 0x80) {

   415

			num++;

   416

			// determine number of items in the X direction.

   417

			if (IsFrontEngine(v)) {

   418

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

   419

			}

   420

		}

   421

	}

   422

   423

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

   424

	num++;

   425

   426

	SetVScrollCount(w, num);

   427

	SetHScrollCount(w, WagonLengthToPixels(hnum));

   428

   429

	/* locate the depot struct */

   430

	depot = GetDepotByTile(tile);

   431

	assert(depot != NULL);

   432

   433

	SetDParam(0, depot->town_index);

   434

	DrawWindowWidgets(w);

   435

   436

	x = 2;

   437

	y = 15;

   438

	num = w->vscroll.pos;

   439

   440

	// draw all trains

   441

	FOR_ALL_VEHICLES(v) {

   442

		if (v->type == VEH_Train && IsFrontEngine(v) &&

   443

				v->tile == tile && v->u.rail.track == 0x80 &&

   444

				--num < 0 && num >= -w->vscroll.cap) {

   445

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

   446

			/* Draw the train number */

   447

			SetDParam(0, v->unitnumber);

   448

			DrawString(x, y, (v->max_age - 366 < v->age) ? STR_00E3 : STR_00E2, 0);

   449

   450

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

   451

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

   452

			DrawStringRightAligned(w->widget[6].right - 1, y + 4, STR_TINY_BLACK, 0);	//Draw the counter

   453

   454

			/* Draw the pretty flag */

   455

			DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, x + 15, y);

   456

   457

			y += 14;

   458

		}

   459

	}

   460

   461

	// draw all remaining vehicles

   462

	FOR_ALL_VEHICLES(v) {

   463

		if (v->type == VEH_Train && IsFreeWagon(v) &&

   464

				v->tile == tile && v->u.rail.track == 0x80 &&

   465

				--num < 0 && num >= -w->vscroll.cap) {

   466

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

   467

			DrawString(x, y+2, STR_8816, 0);

   468

   469

			/*Draw the train counter */

   470

			i = 0;

   471

			u = v;

   472

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

   473

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

   474

			DrawStringRightAligned(w->widget[6].right - 1, y + 4, STR_TINY_BLACK, 0);	//Draw the counter

   475

			y += 14;

   476

		}

   477

	}

   478

}

   479

   480

typedef struct GetDepotVehiclePtData {

   481

	Vehicle *head;

   482

	Vehicle *wagon;

   483

} GetDepotVehiclePtData;

   484

   485

static int GetVehicleFromTrainDepotWndPt(const Window *w, int x, int y, GetDepotVehiclePtData *d)

   486

{

   487

	int row;

   488

	int skip = 0;

   489

	Vehicle *v;

   490

   491

	x = x - 23;

   492

   493

	row = (y - 14) / 14;