1

/* $Id$ */

     2

     3

/** @file unmovable_cmd.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "table/strings.h"

     8

#include "table/sprites.h"

     9

#include "functions.h"

    10

#include "landscape.h"

    11

#include "map.h"

    12

#include "tile.h"

    13

#include "command.h"

    14

#include "viewport.h"

    15

#include "player.h"

    16

#include "gui.h"

    17

#include "station.h"

    18

#include "economy.h"

    19

#include "town.h"

    20

#include "sprite.h"

    21

#include "unmovable_map.h"

    22

#include "variables.h"

    23

#include "table/unmovable_land.h"

    24

#include "genworld.h"

    25

#include "bridge.h"

    26

    27

/** Destroy a HQ.

    28

 * During normal gameplay you can only implicitely destroy a HQ when you are

    29

 * rebuilding it. Otherwise, only water can destroy it.

    30

 * @param pid Player requesting the destruction of his HQ

    31

 * @param flags docommand flags of calling function

    32

 * @return cost of the operation

    33

 */

    34

static CommandCost DestroyCompanyHQ(PlayerID pid, uint32 flags)

    35

{

    36

	Player* p = GetPlayer(pid);

    37

    38

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    39

    40

	if (flags & DC_EXEC) {

    41

		TileIndex t = p->location_of_house;

    42

    43

		DoClearSquare(t + TileDiffXY(0, 0));

    44

		DoClearSquare(t + TileDiffXY(0, 1));

    45

		DoClearSquare(t + TileDiffXY(1, 0));

    46

		DoClearSquare(t + TileDiffXY(1, 1));

    47

		p->location_of_house = 0; // reset HQ position

    48

		InvalidateWindow(WC_COMPANY, pid);

    49

	}

    50

    51

	/* cost of relocating company is 1% of company value */

    52

	return CommandCost(CalculateCompanyValue(p) / 100);

    53

}

    54

    55

void UpdateCompanyHQ(Player *p, uint score)

    56

{

    57

	byte val;

    58

	TileIndex tile = p->location_of_house;

    59

    60

	if (tile == 0) return;

    61

    62

	(val = 0, score < 170) ||

    63

	(val++, score < 350) ||

    64

	(val++, score < 520) ||

    65

	(val++, score < 720) ||

    66

	(val++, true);

    67

    68

	EnlargeCompanyHQ(tile, val);

    69

    70

	MarkTileDirtyByTile(tile + TileDiffXY(0, 0));

    71

	MarkTileDirtyByTile(tile + TileDiffXY(0, 1));

    72

	MarkTileDirtyByTile(tile + TileDiffXY(1, 0));

    73

	MarkTileDirtyByTile(tile + TileDiffXY(1, 1));

    74

}

    75

    76

extern CommandCost CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invalid_dirs, StationID* station, bool check_clear = true);

    77

    78

/** Build or relocate the HQ. This depends if the HQ is already built or not

    79

 * @param tile tile where the HQ will be built or relocated to

    80

 * @param flags type of operation

    81

 * @param p1 unused

    82

 * @param p2 unused

    83

 */

    84

CommandCost CmdBuildCompanyHQ(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)

    85

{

    86

	Player *p = GetPlayer(_current_player);

    87

	CommandCost cost;

    88

    89

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    90

    91

	cost = CheckFlatLandBelow(tile, 2, 2, flags, 0, NULL);

    92

	if (CmdFailed(cost)) return cost;

    93

    94

	if (p->location_of_house != 0) { // Moving HQ

    95

		cost.AddCost(DestroyCompanyHQ(_current_player, flags));

    96

	}

    97

    98

	if (flags & DC_EXEC) {

    99

		int score = UpdateCompanyRatingAndValue(p, false);

   100

   101

		p->location_of_house = tile;

   102

   103

		MakeCompanyHQ(tile, _current_player);

   104

   105

		UpdateCompanyHQ(p, score);

   106

		InvalidateWindow(WC_COMPANY, p->index);

   107

	}

   108

   109

	return cost;

   110

}

   111

   112

static void DrawTile_Unmovable(TileInfo *ti)

   113

{

   114

	SpriteID image;

   115

	SpriteID pal;

   116

   117

	switch (GetUnmovableType(ti->tile)) {

   118

		case UNMOVABLE_TRANSMITTER:

   119

		case UNMOVABLE_LIGHTHOUSE: {

   120

			const DrawTileUnmovableStruct* dtus;

   121

   122

			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, ti->tileh);

   123

			DrawClearLandTile(ti, 2);

   124

   125

			dtus = &_draw_tile_unmovable_data[GetUnmovableType(ti->tile)];

   126

   127

			image = dtus->image;

   128

			if (HASBIT(_transparent_opt, TO_STRUCTURES)) {

   129

				SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   130

				pal = PALETTE_TO_TRANSPARENT;

   131

			} else {

   132

				pal = PAL_NONE;

   133

			}

   134

   135

			AddSortableSpriteToDraw(

   136

				image, pal, ti->x | dtus->subcoord_x, ti->y | dtus->subcoord_y,

   137

				dtus->width, dtus->height, dtus->z_size, ti->z

   138

			);

   139

			break;

   140

		}

   141

   142

		case UNMOVABLE_STATUE:

   143

			DrawGroundSprite(SPR_CONCRETE_GROUND, PAL_NONE);

   144

   145

			image = SPR_STATUE_COMPANY;

   146

			if (HASBIT(_transparent_opt, TO_STRUCTURES)) {

   147

				SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   148

				pal = PALETTE_TO_TRANSPARENT;

   149

			} else {

   150

				pal = PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile));

   151

			}

   152

			AddSortableSpriteToDraw(image, pal, ti->x, ti->y, 16, 16, 25, ti->z);

   153

			break;

   154

   155

		case UNMOVABLE_OWNED_LAND:

   156

			DrawClearLandTile(ti, 0);

   157

   158

			image = SPR_BOUGHT_LAND;

   159

			pal = PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile));

   160

			AddSortableSpriteToDraw(

   161

				image, pal,

   162

				ti->x + TILE_SIZE / 2, ti->y + TILE_SIZE / 2, 1, 1, 10, GetSlopeZ(ti->x + TILE_SIZE / 2, ti->y + TILE_SIZE / 2)

   163

			);

   164

			DrawBridgeMiddle(ti);

   165

			break;

   166

   167

		default: {

   168

			const DrawTileSeqStruct* dtss;

   169

			const DrawTileSprites* t;

   170

			SpriteID palette;

   171

   172

			assert(IsCompanyHQ(ti->tile));

   173

			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, ti->tileh);

   174

   175

			palette = PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile));

   176

   177

			t = &_unmovable_display_datas[GetCompanyHQSection(ti->tile)];

   178

			DrawGroundSprite(t->ground_sprite, palette);

   179

   180

			foreach_draw_tile_seq(dtss, t->seq) {

   181

				image = dtss->image;

   182

				if (HASBIT(_transparent_opt, TO_STRUCTURES)) {

   183

					SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   184

					pal = PALETTE_TO_TRANSPARENT;

   185

				} else {

   186

					pal = palette;

   187

				}

   188

				AddSortableSpriteToDraw(

   189

					image, pal,

   190

					ti->x + dtss->delta_x, ti->y + dtss->delta_y,

   191

					dtss->size_x, dtss->size_y,

   192

					dtss->size_z, ti->z + dtss->delta_z

   193

				);

   194

			}

   195

			break;

   196

		}

   197

	}

   198

}

   199

   200

static uint GetSlopeZ_Unmovable(TileIndex tile, uint x, uint y)

   201

{

   202

	if (IsOwnedLand(tile)) {

   203

		uint z;

   204

		Slope tileh = GetTileSlope(tile, &z);

   205

   206

		return z + GetPartialZ(x & 0xF, y & 0xF, tileh);

   207

	} else {

   208

		return GetTileMaxZ(tile);

   209

	}

   210

}

   211

   212

static Slope GetSlopeTileh_Unmovable(TileIndex tile, Slope tileh)

   213

{

   214

	return IsOwnedLand(tile) ? tileh : SLOPE_FLAT;

   215

}

   216

   217

static CommandCost ClearTile_Unmovable(TileIndex tile, byte flags)

   218

{

   219

	if (IsCompanyHQ(tile)) {

   220

		if (_current_player == OWNER_WATER) {

   221

			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);

   222

		} else {

   223

			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   224

		}

   225

	}

   226

   227

	if (IsOwnedLand(tile)) {

   228

		return DoCommand(tile, 0, 0, flags, CMD_SELL_LAND_AREA);

   229

	}

   230

   231

	/* checks if you're allowed to remove unmovable things */

   232

	if (_game_mode != GM_EDITOR && _current_player != OWNER_WATER && ((flags & DC_AUTO || !_cheats.magic_bulldozer.value)) )

   233

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   234

   235

	if (IsStatue(tile)) {

   236

		TownID town = GetStatueTownID(tile);

   237

		CLRBIT(GetTown(town)->statues, _current_player);

   238

		InvalidateWindow(WC_TOWN_AUTHORITY, town);

   239

	}

   240

   241

	if (flags & DC_EXEC) {

   242

		DoClearSquare(tile);

   243

	}

   244

   245

	return CommandCost();

   246

}

   247

   248

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   249

{

   250

	uint level; // HQ level (depends on company performance) in the range 1..5.

   251

   252

	if (!IsCompanyHQ(tile)) return;

   253

   254

	/* HQ accepts passenger and mail; but we have to divide the values

   255

	 * between 4 tiles it occupies! */

   256

   257

	level = GetCompanyHQSize(tile) + 1;

   258

   259

	/* Top town building generates 10, so to make HQ interesting, the top

   260

	 * type makes 20. */

   261

	ac[CT_PASSENGERS] = max(1U, level);

   262

   263

	/* Top town building generates 4, HQ can make up to 8. The

   264

	 * proportion passengers:mail is different because such a huge

   265

	 * commercial building generates unusually high amount of mail

   266

	 * correspondence per physical visitor. */

   267

	ac[CT_MAIL] = max(1U, level / 2);

   268

}

   269

   270

   271

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   272

{

   273

	switch (GetUnmovableType(tile)) {

   274

		case UNMOVABLE_TRANSMITTER: td->str = STR_5801_TRANSMITTER; break;

   275

		case UNMOVABLE_LIGHTHOUSE:  td->str = STR_5802_LIGHTHOUSE; break;

   276

		case UNMOVABLE_STATUE:      td->str = STR_2016_STATUE; break;

   277

		case UNMOVABLE_OWNED_LAND:  td->str = STR_5805_COMPANY_OWNED_LAND; break;

   278

		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   279

	}

   280

	td->owner = GetTileOwner(tile);

   281

}

   282

   283

static void AnimateTile_Unmovable(TileIndex tile)

   284

{

   285

	/* not used */

   286

}

   287

   288

static void TileLoop_Unmovable(TileIndex tile)

   289

{

   290

	uint level; // HQ level (depends on company performance) in the range 1..5.

   291

	uint32 r;

   292

   293

	if (!IsCompanyHQ(tile)) return;

   294

   295

	/* HQ accepts passenger and mail; but we have to divide the values

   296

	 * between 4 tiles it occupies! */

   297

   298

	level = GetCompanyHQSize(tile) + 1;

   299

	assert(level < 6);

   300

   301

	r = Random();

   302

	/* Top town buildings generate 250, so the top HQ type makes 256. */

   303

	if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {

   304

		uint amt = GB(r, 0, 8) / 8 / 4 + 1;

   305

		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;

   306

		MoveGoodsToStation(tile, 2, 2, CT_PASSENGERS, amt);

   307

	}

   308

   309

	/* Top town building generates 90, HQ can make up to 196. The

   310

	 * proportion passengers:mail is about the same as in the acceptance

   311

	 * equations. */

   312

	if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {

   313

		uint amt = GB(r, 8, 8) / 8 / 4 + 1;

   314

		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;

   315

		MoveGoodsToStation(tile, 2, 2, CT_MAIL, amt);

   316

	}

   317

}

   318

   319

   320

static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode, uint sub_mode)

   321

{

   322

	return 0;

   323

}

   324

   325

static void ClickTile_Unmovable(TileIndex tile)

   326

{

   327

	if (IsCompanyHQ(tile)) ShowPlayerCompany(GetTileOwner(tile));

   328

}

   329

   330

   331

/* checks, if a radio tower is within a 9x9 tile square around tile */

   332

static bool IsRadioTowerNearby(TileIndex tile)

   333

{

   334

	TileIndex tile_s = tile - TileDiffXY(4, 4);

   335

   336

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   337

		if (IsTransmitterTile(tile)) return true;

   338

	END_TILE_LOOP(tile, 9, 9, tile_s)

   339

   340

	return false;

   341

}

   342

   343

void GenerateUnmovables()

   344

{

   345

	int i, li, j, loop_count;

   346

	TileIndex tile;

   347

	uint h;

   348

	uint maxx;

   349

	uint maxy;

   350

   351

	if (_opt.landscape == LT_TOYLAND) return;

   352

   353

	/* add radio tower */

   354

	i = ScaleByMapSize(1000);

   355

	j = ScaleByMapSize(15); // maximum number of radio towers on the map

   356

	li = ScaleByMapSize1D((Random() & 3) + 7);

   357

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   358

   359

	do {

   360

		tile = RandomTile();

   361

		if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= TILE_HEIGHT * 4) {

   362

			if (IsRadioTowerNearby(tile)) continue;

   363

			MakeTransmitter(tile);

   364

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   365

			if (--j == 0) break;

   366

		}

   367

	} while (--i);

   368

   369

	if (_opt.landscape == LT_TROPIC) return;

   370

   371

	/* add lighthouses */

   372

	i = li;

   373

	maxx = MapMaxX();

   374

	maxy = MapMaxY();

   375

	loop_count = 0;

   376

	do {

   377

		uint32 r;

   378

		DiagDirection dir;

   379

		int perimeter;

   380

   381

restart:

   382

		/* Avoid infinite loops */

   383

		if (++loop_count > 1000) break;

   384

   385

		r = Random();

   386

   387

		/* Scatter the lighthouses more evenly around the perimeter */

   388

		perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;

   389

		for (dir = DIAGDIR_NE; perimeter > 0; dir++) {

   390

			perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;

   391

		}

   392

   393

		switch (dir) {

   394

			default:

   395

			case DIAGDIR_NE: tile = TileXY(maxx,     r % maxy); break;

   396

			case DIAGDIR_SE: tile = TileXY(r % maxx, 0);        break;

   397

			case DIAGDIR_SW: tile = TileXY(0,        r % maxy); break;

   398

			case DIAGDIR_NW: tile = TileXY(r % maxx, maxy);     break;

   399

		}

   400

		j = 20;

   401

		do {

   402

			if (--j == 0) goto restart;

   403

			tile = TILE_MASK(tile + TileOffsByDiagDir(dir));

   404

		} while (!(IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= TILE_HEIGHT * 2));

   405

   406

		assert(tile == TILE_MASK(tile));

   407

   408

		MakeLighthouse(tile);

   409

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   410

	} while (--i);

   411

}

   412

   413

static void ChangeTileOwner_Unmovable(TileIndex tile, PlayerID old_player, PlayerID new_player)

   414

{

   415

	if (!IsTileOwner(tile, old_player)) return;

   416

   417

	if (IsOwnedLand(tile) && new_player != PLAYER_SPECTATOR) {

   418

		SetTileOwner(tile, new_player);

   419

	} else {

   420

		DoClearSquare(tile);

   421

	}

   422

}

   423

   424

extern const TileTypeProcs _tile_type_unmovable_procs = {

   425

	DrawTile_Unmovable,             /* draw_tile_proc */

   426

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   427

	ClearTile_Unmovable,            /* clear_tile_proc */

   428

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   429

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   430

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   431

	ClickTile_Unmovable,            /* click_tile_proc */

   432

	AnimateTile_Unmovable,          /* animate_tile_proc */

   433

	TileLoop_Unmovable,             /* tile_loop_clear */

   434

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   435

	NULL,                           /* get_produced_cargo_proc */

   436

	NULL,                           /* vehicle_enter_tile_proc */

   437

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   438

};