1

/* $Id$ */

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#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "table/sprites.h"

     6

#include "table/strings.h"

     7

#include "functions.h"

     8

#include "map.h"

     9

#include "tile.h"

    10

#include "window.h"

    11

#include "gui.h"

    12

#include "viewport.h"

    13

#include "gfx.h"

    14

#include "sound.h"

    15

#include "command.h"

    16

#include "vehicle.h"

    17

#include "station.h"

    18

#include "waypoint.h"

    19

#include "debug.h"

    20

#include "variables.h"

    21

    22

static uint _cur_railtype;

    23

static bool _remove_button_clicked;

    24

static byte _build_depot_direction;

    25

static byte _waypoint_count=1;

    26

static byte _cur_waypoint_type;

    27

    28

struct {

    29

	byte orientation;

    30

	byte numtracks;

    31

	byte platlength;

    32

	bool dragdrop;

    33

} _railstation;

    34

    35

    36

static void HandleStationPlacement(TileIndex start, TileIndex end);

    37

static void ShowBuildTrainDepotPicker(void);

    38

static void ShowBuildWaypointPicker(void);

    39

static void ShowStationBuilder(void);

    40

    41

typedef void OnButtonClick(Window *w);

    42

    43

void CcPlaySound1E(bool success, TileIndex tile, uint32 p1, uint32 p2)

    44

{

    45

	if (success) SndPlayTileFx(SND_20_SPLAT_2, tile);

    46

}

    47

    48

static void GenericPlaceRail(TileIndex tile, int cmd)

    49

{

    50

	DoCommandP(tile, _cur_railtype, cmd, CcPlaySound1E,

    51

		_remove_button_clicked ?

    52

		CMD_REMOVE_SINGLE_RAIL | CMD_MSG(STR_1012_CAN_T_REMOVE_RAILROAD_TRACK) | CMD_AUTO | CMD_NO_WATER :

    53

		CMD_BUILD_SINGLE_RAIL | CMD_MSG(STR_1011_CAN_T_BUILD_RAILROAD_TRACK) | CMD_AUTO | CMD_NO_WATER

    54

		);

    55

}

    56

    57

static void PlaceRail_N(TileIndex tile)

    58

{

    59

	int cmd = _tile_fract_coords.x > _tile_fract_coords.y ? 4 : 5;

    60

	GenericPlaceRail(tile, cmd);

    61

}

    62

    63

static void PlaceRail_NE(TileIndex tile)

    64

{

    65

	VpStartPlaceSizing(tile, VPM_FIX_Y);

    66

}

    67

    68

static void PlaceRail_E(TileIndex tile)

    69

{

    70

	int cmd = _tile_fract_coords.x + _tile_fract_coords.y <= 15 ? 2 : 3;

    71

	GenericPlaceRail(tile, cmd);

    72

}

    73

    74

static void PlaceRail_NW(TileIndex tile)

    75

{

    76

	VpStartPlaceSizing(tile, VPM_FIX_X);

    77

}

    78

    79

static void PlaceRail_AutoRail(TileIndex tile)

    80

{

    81

	VpStartPlaceSizing(tile, VPM_RAILDIRS);

    82

}

    83

    84

static void PlaceExtraDepotRail(TileIndex tile, uint16 extra)

    85

{

    86

	byte b = _m[tile].m5;

    87

    88

	if (b & 0xC0 || !(b & (extra >> 8)))

    89

		return;

    90

    91

	DoCommandP(tile, _cur_railtype, extra & 0xFF, NULL, CMD_BUILD_SINGLE_RAIL | CMD_AUTO | CMD_NO_WATER);

    92

}

    93

    94

static const uint16 _place_depot_extra[12] = {

    95

	0x604,		0x2102,		0x1202,		0x505,

    96

	0x2400,		0x2801,		0x1800,		0x1401,

    97

	0x2203,		0x904,		0x0A05,		0x1103,

    98

};

    99

   100

   101

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

   102

{

   103

	if (success) {

   104

		int dir = p2;

   105

   106

		SndPlayTileFx(SND_20_SPLAT_2, tile);

   107

		ResetObjectToPlace();

   108

   109

		tile += TileOffsByDir(dir);

   110

   111

		if (IsTileType(tile, MP_RAILWAY)) {

   112

			PlaceExtraDepotRail(tile, _place_depot_extra[dir]);

   113

			PlaceExtraDepotRail(tile, _place_depot_extra[dir + 4]);

   114

			PlaceExtraDepotRail(tile, _place_depot_extra[dir + 8]);

   115

		}

   116

	}

   117

}

   118

   119

static void PlaceRail_Depot(TileIndex tile)

   120

{

   121

	DoCommandP(tile, _cur_railtype, _build_depot_direction, CcRailDepot,

   122

		CMD_BUILD_TRAIN_DEPOT | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_100E_CAN_T_BUILD_TRAIN_DEPOT));

   123

}

   124

   125

static void PlaceRail_Waypoint(TileIndex tile)

   126

{

   127

	if (!_remove_button_clicked) {

   128

		DoCommandP(tile, (_waypoint_count > 0) ? (0x100 + _cur_waypoint_type) : 0, 0, CcPlaySound1E, CMD_BUILD_TRAIN_WAYPOINT | CMD_MSG(STR_CANT_BUILD_TRAIN_WAYPOINT));

   129

	} else {

   130

		DoCommandP(tile, 0, 0, CcPlaySound1E, CMD_REMOVE_TRAIN_WAYPOINT | CMD_MSG(STR_CANT_REMOVE_TRAIN_WAYPOINT));

   131

	}

   132

}

   133

   134

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

   135

{

   136

	if (success) {

   137

		SndPlayTileFx(SND_20_SPLAT_2, tile);

   138

		ResetObjectToPlace();

   139

	}

   140

}

   141

   142

static void PlaceRail_Station(TileIndex tile)

   143

{

   144

	if(_remove_button_clicked)

   145

		DoCommandP(tile, 0, 0, CcPlaySound1E, CMD_REMOVE_FROM_RAILROAD_STATION | CMD_MSG(STR_CANT_REMOVE_PART_OF_STATION));

   146

	else if (_railstation.dragdrop) {

   147

		VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED);

   148

		VpSetPlaceSizingLimit(_patches.station_spread);

   149

	} else {

   150

		// TODO: Custom station selector GUI. Now we just try using first custom station

   151

		// (and fall back to normal stations if it isn't available).

   152

		DoCommandP(tile, _railstation.orientation | (_railstation.numtracks<<8) | (_railstation.platlength<<16),_cur_railtype|1<<4, CcStation,

   153

				CMD_BUILD_RAILROAD_STATION | CMD_NO_WATER | CMD_AUTO | CMD_MSG(STR_100F_CAN_T_BUILD_RAILROAD_STATION));

   154

	}

   155

}

   156

   157

static void GenericPlaceSignals(TileIndex tile)

   158

{

   159

	uint trackstat;

   160

	int i;

   161

   162

	trackstat = (byte)GetTileTrackStatus(tile, TRANSPORT_RAIL);

   163

   164

	if ((trackstat & 0x30)) // N-S direction

   165

		trackstat = (_tile_fract_coords.x <= _tile_fract_coords.y) ? 0x20 : 0x10;

   166

   167

	if ((trackstat & 0x0C)) // E-W direction

   168

		trackstat = (_tile_fract_coords.x + _tile_fract_coords.y <= 15) ? 4 : 8;

   169

   170

	// Lookup the bit index

   171

	i = 0;

   172

	if (trackstat != 0) {	while (!(trackstat & 1)) { i++; trackstat >>= 1; }}

   173

   174

	if (!_remove_button_clicked) {

   175

		DoCommandP(tile, i + (_ctrl_pressed ? 8 : 0), 0, CcPlaySound1E,

   176

			CMD_BUILD_SIGNALS | CMD_AUTO | CMD_MSG(STR_1010_CAN_T_BUILD_SIGNALS_HERE));

   177

	} else {

   178

		DoCommandP(tile, i, 0, CcPlaySound1E,

   179

			CMD_REMOVE_SIGNALS | CMD_AUTO | CMD_MSG(STR_1013_CAN_T_REMOVE_SIGNALS_FROM));

   180

	}

   181

}

   182

   183

static void PlaceRail_Bridge(TileIndex tile)

   184

{

   185

	VpStartPlaceSizing(tile, VPM_X_OR_Y);

   186

}

   187

   188

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

   189

{

   190

	if (success) {

   191

		SndPlayTileFx(SND_20_SPLAT_2, tile);

   192

		ResetObjectToPlace();

   193

	} else {

   194

		SetRedErrorSquare(_build_tunnel_endtile);

   195

	}

   196

}

   197

   198

static void PlaceRail_Tunnel(TileIndex tile)

   199

{

   200

	DoCommandP(tile, _cur_railtype, 0, CcBuildRailTunnel,

   201

		CMD_BUILD_TUNNEL | CMD_AUTO | CMD_MSG(STR_5016_CAN_T_BUILD_TUNNEL_HERE));

   202

}

   203

   204

void PlaceProc_BuyLand(TileIndex tile)

   205

{

   206

	DoCommandP(tile, 0, 0, CcPlaySound1E, CMD_PURCHASE_LAND_AREA | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_5806_CAN_T_PURCHASE_THIS_LAND));

   207

}

   208

   209

static void PlaceRail_ConvertRail(TileIndex tile)

   210

{

   211

	VpStartPlaceSizing(tile, VPM_X_AND_Y | GUI_PlaceProc_ConvertRailArea);

   212

}

   213

   214

static void PlaceRail_AutoSignals(TileIndex tile)

   215

{

   216

	VpStartPlaceSizing(tile, VPM_SIGNALDIRS);

   217

}

   218

   219

static void BuildRailClick_N(Window *w)

   220

{

   221

	HandlePlacePushButton(w, 4, _cur_railtype*4 + SPR_CURSOR_NS_TRACK, 1, PlaceRail_N);

   222

}

   223

   224

static void BuildRailClick_NE(Window *w)

   225

{

   226

	HandlePlacePushButton(w, 5, _cur_railtype*4 + SPR_CURSOR_SWNE_TRACK, 1, PlaceRail_NE);

   227

}

   228

   229

static void BuildRailClick_E(Window *w)

   230

{

   231

	HandlePlacePushButton(w, 6, _cur_railtype*4 + SPR_CURSOR_EW_TRACK, 1, PlaceRail_E);

   232

}

   233

   234

static void BuildRailClick_NW(Window *w)

   235

{

   236

	HandlePlacePushButton(w, 7, _cur_railtype*4 + SPR_CURSOR_NWSE_TRACK, 1, PlaceRail_NW);

   237

}

   238

   239

static void BuildRailClick_AutoRail(Window *w)

   240

{

   241

	HandlePlacePushButton(w, 8, SPR_CURSOR_AUTORAIL + _cur_railtype, VHM_RAIL, PlaceRail_AutoRail);

   242

}

   243

   244

static void BuildRailClick_Demolish(Window *w)

   245

{

   246

	HandlePlacePushButton(w, 9, ANIMCURSOR_DEMOLISH, 1, PlaceProc_DemolishArea);

   247

}

   248

   249

static const CursorID _depot_cursors[] = {

   250

	SPR_CURSOR_RAIL_DEPOT,

   251

	SPR_CURSOR_MONO_DEPOT,

   252

	SPR_CURSOR_MAGLEV_DEPOT,

   253

};

   254

   255

static void BuildRailClick_Depot(Window *w)

   256

{

   257

	if (HandlePlacePushButton(w, 10, _depot_cursors[_cur_railtype], 1, PlaceRail_Depot)) ShowBuildTrainDepotPicker();

   258

}

   259

   260

static void BuildRailClick_Waypoint(Window *w)

   261

{

   262

	_waypoint_count = GetCustomStationsCount(STAT_CLASS_WAYP);

   263

	if (HandlePlacePushButton(w, 11, SPR_CURSOR_WAYPOINT, 1, PlaceRail_Waypoint)

   264

	    && _waypoint_count > 0)

   265

		ShowBuildWaypointPicker();

   266

}

   267

   268

static void BuildRailClick_Station(Window *w)

   269

{

   270

	if (HandlePlacePushButton(w, 12, SPR_CURSOR_RAIL_STATION, 1, PlaceRail_Station)) ShowStationBuilder();

   271

}

   272

   273

static void BuildRailClick_AutoSignals(Window *w)

   274

{

   275

	HandlePlacePushButton(w, 13, ANIMCURSOR_BUILDSIGNALS, VHM_RECT, PlaceRail_AutoSignals);

   276

}

   277

   278

static void BuildRailClick_Bridge(Window *w)

   279

{

   280

	HandlePlacePushButton(w, 14, SPR_CURSOR_BRIDGE, 1, PlaceRail_Bridge);

   281

}

   282

   283

static void BuildRailClick_Tunnel(Window *w)

   284

{

   285

	HandlePlacePushButton(w, 15, SPR_CURSOR_TUNNEL_RAIL + _cur_railtype, 3, PlaceRail_Tunnel);

   286

}

   287

   288

static void BuildRailClick_Remove(Window *w)

   289

{

   290

	if (w->disabled_state & (1<<16))

   291

		return;

   292

	SetWindowDirty(w);

   293

	SndPlayFx(SND_15_BEEP);

   294

   295

	w->click_state ^= (1 << 16);

   296

	_remove_button_clicked = (w->click_state & (1 << 16)) != 0;

   297

	SetSelectionRed((w->click_state & (1 << 16)) != 0);

   298

   299

	// handle station builder

   300

	if( w->click_state & (1 << 16) )

   301

	{

   302

		if(_remove_button_clicked)

   303

			SetTileSelectSize(1, 1);

   304

		else

   305

			BringWindowToFrontById(WC_BUILD_STATION, 0);

   306

	}

   307

}

   308

   309

static void BuildRailClick_Convert(Window *w)

   310

{

   311

	HandlePlacePushButton(w, 17, SPR_CURSOR_CONVERT_RAIL + _cur_railtype * 2, 1, PlaceRail_ConvertRail);

   312

}

   313

   314

static void BuildRailClick_Landscaping(Window *w)

   315

{

   316

	ShowTerraformToolbar();

   317

}

   318

   319

static void DoRailroadTrack(int mode)

   320

{

   321

	DoCommandP(TileVirtXY(_thd.selstart.x, _thd.selstart.y), TileVirtXY(_thd.selend.x, _thd.selend.y), _cur_railtype | (mode << 4), NULL,

   322

		_remove_button_clicked ?

   323

		CMD_REMOVE_RAILROAD_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1012_CAN_T_REMOVE_RAILROAD_TRACK) :

   324

		CMD_BUILD_RAILROAD_TRACK  | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1011_CAN_T_BUILD_RAILROAD_TRACK)

   325

	);

   326

}

   327

   328

static void HandleAutodirPlacement(void)

   329

{

   330

	TileHighlightData *thd = &_thd;

   331

	int trackstat = thd->drawstyle & 0xF; // 0..5

   332

   333

	if (thd->drawstyle & HT_RAIL) { // one tile case

   334

		GenericPlaceRail(TileVirtXY(thd->selend.x, thd->selend.y), trackstat);

   335

		return;

   336

	}

   337

   338

	DoRailroadTrack(trackstat);

   339

}

   340

   341

static void HandleAutoSignalPlacement(void)

   342

{

   343

	TileHighlightData *thd = &_thd;

   344

	byte trackstat = thd->drawstyle & 0xF; // 0..5

   345

   346

	if (thd->drawstyle == HT_RECT) { // one tile case

   347

		GenericPlaceSignals(TileVirtXY(thd->selend.x, thd->selend.y));

   348

		return;

   349

	}

   350

   351

	// _patches.drag_signals_density is given as a parameter such that each user in a network

   352

	// game can specify his/her own signal density

   353

	DoCommandP(TileVirtXY(thd->selstart.x, thd->selstart.y), TileVirtXY(thd->selend.x, thd->selend.y),

   354

	(_ctrl_pressed ? 1 << 3 : 0) | (trackstat << 4) | (_patches.drag_signals_density << 24),

   355

	CcPlaySound1E,

   356

	(_remove_button_clicked ?	CMD_REMOVE_SIGNAL_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1013_CAN_T_REMOVE_SIGNALS_FROM) :

   357

	                          CMD_BUILD_SIGNAL_TRACK  | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1010_CAN_T_BUILD_SIGNALS_HERE) ) );

   358

}

   359

   360

static OnButtonClick * const _build_railroad_button_proc[] = {

   361

	BuildRailClick_N,

   362

	BuildRailClick_NE,

   363

	BuildRailClick_E,

   364

	BuildRailClick_NW,

   365

	BuildRailClick_AutoRail,

   366

	BuildRailClick_Demolish,

   367

	BuildRailClick_Depot,

   368

	BuildRailClick_Waypoint,

   369

	BuildRailClick_Station,

   370

	BuildRailClick_AutoSignals,

   371

	BuildRailClick_Bridge,

   372

	BuildRailClick_Tunnel,

   373

	BuildRailClick_Remove,

   374

	BuildRailClick_Convert,

   375

	BuildRailClick_Landscaping,

   376

};

   377

   378

static const uint16 _rail_keycodes[] = {

   379

	'1',

   380

	'2',

   381

	'3',

   382

	'4',

   383

	'5',

   384

	'6',

   385

	'7', // depot

   386

	'8', // waypoint

   387

	'9', // station

   388

	'S', // signals

   389

	'B', // bridge

   390

	'T', // tunnel

   391

	'R', // remove

   392

	'C', // convert rail

   393

	'L', // landscaping

   394

};

   395

   396

   397

   398

   399

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

   400

{

   401

	switch(e->event) {

   402

	case WE_PAINT:

   403

		w->disabled_state &= ~(1 << 16);

   404

		if (!(w->click_state & ((1<<4)|(1<<5)|(1<<6)|(1<<7)|(1<<8)|(1<<11)|(1<<12)|(1<<13)))) {

   405

			w->disabled_state |= (1 << 16);

   406

			w->click_state &= ~(1<<16);

   407

		}

   408

		DrawWindowWidgets(w);

   409

		break;

   410

   411

	case WE_CLICK:

   412

		if (e->click.widget >= 4) {

   413

			_remove_button_clicked = false;

   414

			_build_railroad_button_proc[e->click.widget - 4](w);

   415

		}

   416

	break;

   417

   418

	case WE_KEYPRESS: {

   419

		int i;

   420

   421

		for(i=0; i!=lengthof(_rail_keycodes); i++) {

   422

			if (e->keypress.keycode == _rail_keycodes[i]) {

   423

				e->keypress.cont = false;

   424

				_remove_button_clicked = false;

   425

				_build_railroad_button_proc[i](w);

   426

				break;

   427

			}

   428

		}

   429

		MarkTileDirty(_thd.pos.x, _thd.pos.y); // redraw tile selection

   430

		break;

   431

	}

   432

   433

	case WE_PLACE_OBJ:

   434

		_place_proc(e->place.tile);

   435

		return;

   436

   437

	case WE_PLACE_DRAG: {

   438

		VpSelectTilesWithMethod(e->place.pt.x, e->place.pt.y, e->place.userdata & 0xF);

   439

		return;

   440

	}

   441

   442

	case WE_PLACE_MOUSEUP:

   443

		if (e->click.pt.x != -1) {

   444

			TileIndex start_tile = e->place.starttile;

   445

			TileIndex end_tile = e->place.tile;

   446

   447

			if (e->place.userdata == VPM_X_OR_Y) {

   448

				ResetObjectToPlace();

   449

				ShowBuildBridgeWindow(start_tile, end_tile, _cur_railtype);

   450

			} else if (e->place.userdata == VPM_RAILDIRS) {

   451

				bool old = _remove_button_clicked;

   452

				if (_ctrl_pressed) _remove_button_clicked = true;

   453

				HandleAutodirPlacement();

   454

				_remove_button_clicked = old;

   455

			} else if (e->place.userdata == VPM_SIGNALDIRS) {

   456

				HandleAutoSignalPlacement();

   457

			} else if ((e->place.userdata & 0xF) == VPM_X_AND_Y) {

   458

				if (GUIPlaceProcDragXY(e)) break;

   459

   460

				if ((e->place.userdata >> 4) == GUI_PlaceProc_ConvertRailArea >> 4)

   461

					DoCommandP(end_tile, start_tile, _cur_railtype, CcPlaySound10, CMD_CONVERT_RAIL | CMD_MSG(STR_CANT_CONVERT_RAIL));

   462

			} else if (e->place.userdata == VPM_X_AND_Y_LIMITED) {

   463

				HandleStationPlacement(start_tile, end_tile);

   464

			} else

   465

				DoRailroadTrack(e->place.userdata & 1);

   466

		}

   467

		break;

   468

   469

	case WE_ABORT_PLACE_OBJ:

   470

		UnclickWindowButtons(w);

   471

		SetWindowDirty(w);

   472

   473

		w = FindWindowById(WC_BUILD_STATION, 0);

   474

		if (w != NULL) WP(w,def_d).close=true;

   475

		w = FindWindowById(WC_BUILD_DEPOT, 0);

   476

		if (w != NULL) WP(w,def_d).close=true;

   477

		break;

   478

   479

	case WE_PLACE_PRESIZE: {

   480

		TileIndex tile = e->place.tile;

   481

   482

		DoCommandByTile(tile, 0, 0, DC_AUTO, CMD_BUILD_TUNNEL);

   483

		VpSetPresizeRange(tile, _build_tunnel_endtile==0?tile:_build_tunnel_endtile);

   484

	} break;

   485

	}

   486

}

   487

   488

   489

static const Widget _build_railroad_widgets[] = {

   490

{   WWT_CLOSEBOX,   RESIZE_NONE,     7,     0,    10,     0,    13, STR_00C5,STR_018B_CLOSE_WINDOW},

   491

{    WWT_CAPTION,   RESIZE_NONE,     7,    11,   359,     0,    13, STR_100A_RAILROAD_CONSTRUCTION, STR_018C_WINDOW_TITLE_DRAG_THIS},

   492

{  WWT_STICKYBOX,   RESIZE_NONE,     7,   360,   371,     0,    13, 0x0,     STR_STICKY_BUTTON},

   493

   494

{      WWT_PANEL,   RESIZE_NONE,     7,   110,   113,    14,    35, 0x0,			STR_NULL},

   495

   496

{      WWT_PANEL,   RESIZE_NONE,     7,    0,     21,    14,    35, 0x4E3,		STR_1018_BUILD_RAILROAD_TRACK},

   497

{      WWT_PANEL,   RESIZE_NONE,     7,    22,    43,    14,    35, 0x4E4,		STR_1018_BUILD_RAILROAD_TRACK},

   498

{      WWT_PANEL,   RESIZE_NONE,     7,    44,    65,    14,    35, 0x4E5,		STR_1018_BUILD_RAILROAD_TRACK},

   499

{      WWT_PANEL,   RESIZE_NONE,     7,    66,    87,    14,    35, 0x4E6,		STR_1018_BUILD_RAILROAD_TRACK},

   500

{      WWT_PANEL,   RESIZE_NONE,     7,    88,   109,    14,    35, SPR_OPENTTD_BASE + 0, STR_BUILD_AUTORAIL_TIP},

   501

   502

{      WWT_PANEL,   RESIZE_NONE,     7,   114,   135,    14,    35, 0x2BF,		STR_018D_DEMOLISH_BUILDINGS_ETC},