1

/* $Id$ */

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     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"

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#include "variables.h"

    23

#include "table/unmovable_land.h"

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#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.

    31

 * @param flags docommand flags of calling function

    33

 */

    34

static int32 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 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 int32 CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invalid_dirs, StationID* station);

    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

int32 CmdBuildCompanyHQ(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)

    85

{

    86

	Player *p = GetPlayer(_current_player);

    87

	int cost;

    88

	int32 ret;

    89

    90

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    91

    92

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

    93

	if (CmdFailed(ret)) return ret;

    94

	cost = ret;

    95

    96

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

    97

		cost += DestroyCompanyHQ(_current_player, flags);

    98

	}

    99

   100

	if (flags & DC_EXEC) {

   101

		int score = UpdateCompanyRatingAndValue(p, false);

   102

   103

		p->location_of_house = tile;

   104

   105

		MakeCompanyHQ(tile, _current_player);

   106

   107

		UpdateCompanyHQ(p, score);

   108

		InvalidateWindow(WC_COMPANY, p->index);

   109

	}

   110

   111

	return cost;

   112

}

   113

   114

static void DrawTile_Unmovable(TileInfo *ti)

   115

{

   116

	SpriteID image;

   117

	SpriteID pal;

   118

   119

	switch (GetUnmovableType(ti->tile)) {

   120

		case UNMOVABLE_TRANSMITTER:

   121

		case UNMOVABLE_LIGHTHOUSE: {

   122

			const DrawTileUnmovableStruct* dtus;

   123

   124

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

   125

			DrawClearLandTile(ti, 2);

   126

   127

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

   128

   129

			image = dtus->image;

   130

			if (HASBIT(_transparent_opt, TO_STRUCTURES)) {

   131

				SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   132

				pal = PALETTE_TO_TRANSPARENT;

   133

			} else {

   134

				pal = PAL_NONE;

   135

			}

   136

   137

			AddSortableSpriteToDraw(

   138

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

   139

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

   140

			);

   141

			break;

   142

		}

   143

   144

		case UNMOVABLE_STATUE:

   145

			DrawGroundSprite(SPR_CONCRETE_GROUND, PAL_NONE);

   146

   147

			image = SPR_STATUE_COMPANY;

   148

			if (HASBIT(_transparent_opt, TO_STRUCTURES)) {

   149

				SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   150

				pal = PALETTE_TO_TRANSPARENT;

   151

			} else {

   152

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

   153

			}

   154

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

   155

			break;

   156

   157

		case UNMOVABLE_OWNED_LAND:

   158

			DrawClearLandTile(ti, 0);

   159

   160

			image = SPR_BOUGHT_LAND;

   161

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

   162

			AddSortableSpriteToDraw(

   163

				image, pal,

   164

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

   165

			);

   166

			DrawBridgeMiddle(ti);

   167

			break;

   168

   169

		default: {

   170

			const DrawTileSeqStruct* dtss;

   171

			const DrawTileSprites* t;

   172

			SpriteID palette;

   173

   174

			assert(IsCompanyHQ(ti->tile));

   175

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

   176

   177

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

   178

   179

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

   180

			DrawGroundSprite(t->ground_sprite, palette);

   181

   182

			foreach_draw_tile_seq(dtss, t->seq) {

   183

				image = dtss->image;

   184

				if (HASBIT(_transparent_opt, TO_STRUCTURES)) {

   185

					SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);

   186

					pal = PALETTE_TO_TRANSPARENT;

   187

				} else {

   188

					pal = palette;

   189

				}

   190

				AddSortableSpriteToDraw(

   191

					image, pal,

   192

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

   193

					dtss->size_x, dtss->size_y,

   194

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

   195

				);

   196

			}

   197

			break;

   198

		}

   199

	}

   200

}

   201

   202

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

   203

{

   204

	if (IsOwnedLand(tile)) {

   205

		uint z;

   206

		Slope tileh = GetTileSlope(tile, &z);

   207

   208

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

   209

	} else {

   210

		return GetTileMaxZ(tile);

   211

	}

   212

}

   213

   214

static Slope GetSlopeTileh_Unmovable(TileIndex tile, Slope tileh)

   215

{

   216

	return IsOwnedLand(tile) ? tileh : SLOPE_FLAT;

   217

}

   218

   219

static int32 ClearTile_Unmovable(TileIndex tile, byte flags)

   220

{

   221

	if (IsCompanyHQ(tile)) {

   222

		if (_current_player == OWNER_WATER) {

   223

			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);

   224

		} else {

   225

			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   226

		}

   227

	}

   228

   229

	if (IsOwnedLand(tile)) {

   230

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

   231

	}

   232

   233

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

   234

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

   235

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   236

   237

	if (IsStatue(tile)) {

   238

		TownID town = GetStatueTownID(tile);

   239

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

   240

		InvalidateWindow(WC_TOWN_AUTHORITY, town);

   241

	}

   242

   243

	if (flags & DC_EXEC) {

   244

		DoClearSquare(tile);

   245

	}

   246

   247

	return 0;

   248

}

   249

   250

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   251

{

   252

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

   253

   254

	if (!IsCompanyHQ(tile)) return;

   255

   256

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

   257

	 * between 4 tiles it occupies! */

   258

   259

	level = GetCompanyHQSize(tile) + 1;

   260

   261

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

   262

	 * type makes 20. */

   263

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

   264

   265

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

   266

	 * proportion passengers:mail is different because such a huge

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	 * commercial building generates unusually high amount of mail

   268

	 * correspondence per physical visitor. */

   269

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

   270

}

   271

   272

   273

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   274

{

   275

	switch (GetUnmovableType(tile)) {

   276

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

   277

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

   278

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

   279

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

   280

		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   281

	}

   282

	td->owner = GetTileOwner(tile);

   283

}

   284

   285

static void AnimateTile_Unmovable(TileIndex tile)

   286

{

   287

	/* not used */

   288

}

   289

   290

static void TileLoop_Unmovable(TileIndex tile)

   291

{

   292

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

   293

	uint32 r;

   294

   295

	if (!IsCompanyHQ(tile)) return;

   296

   297

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

   298

	 * between 4 tiles it occupies! */

   299

   300

	level = GetCompanyHQSize(tile) + 1;

   301

	assert(level < 6);

   302

   303

	r = Random();

   304

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

   305

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

   306

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

   307

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

   308

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

   309

	}

   310

   311

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

   312

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

   313

	 * equations. */

   314

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

   315

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

   316

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

   317

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

   318

	}

   319

}

   320

   321

   322

static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

   323

{

   324

	return 0;

   325

}

   326

   327

static void ClickTile_Unmovable(TileIndex tile)

   328

{

   329

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

   330

}

   331

   332

   333

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

   334

static bool IsRadioTowerNearby(TileIndex tile)

   335

{

   336

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

   337

   338

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   339

		if (IsTransmitterTile(tile)) return true;

   340

	END_TILE_LOOP(tile, 9, 9, tile_s)

   341

   342

	return false;

   343

}

   344

   345

void GenerateUnmovables()

   346

{

   347

	int i, li, j, loop_count;

   348

	TileIndex tile;

   349

	uint h;

   350

	uint maxx;

   351

	uint maxy;

   352

   353

	if (_opt.landscape == LT_TOYLAND) return;

   354

   355

	/* add radio tower */

   356

	i = ScaleByMapSize(1000);

   357

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

   358

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

   359

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   360

   361

	do {

   362

		tile = RandomTile();

   363

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

   364

			if (IsRadioTowerNearby(tile)) continue;

   365

			MakeTransmitter(tile);

   366

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   367

			if (--j == 0) break;

   368

		}

   369

	} while (--i);

   370

   371

	if (_opt.landscape == LT_TROPIC) return;

   372

   373

	/* add lighthouses */

   374

	i = li;

   375

	maxx = MapMaxX();

   376

	maxy = MapMaxY();

   377

	loop_count = 0;

   378

	do {

   379

		uint32 r;

   380

		DiagDirection dir;

   381

		int perimeter;

   382

   383

restart:

   384

		/* Avoid infinite loops */

   385

		if (++loop_count > 1000) break;

   386

   387

		r = Random();

   388

   389

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

   390

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

   391

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

   392

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

   393

		}

   394

   395

		switch (dir) {

   396

			default:

   397

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

   398

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

   399

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

   400

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

   401

		}

   402

		j = 20;

   403

		do {

   404

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

   405

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

   406

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

   407

   408

		assert(tile == TILE_MASK(tile));

   409

   410

		MakeLighthouse(tile);

   411

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   412

	} while (--i);

   413

}

   414

   415

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

   416

{

   417

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

   418

   419

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

   420

		SetTileOwner(tile, new_player);

   421

	} else {

   422

		DoClearSquare(tile);

   423

	}

   424

}

   425

   426

extern const TileTypeProcs _tile_type_unmovable_procs = {

   427

	DrawTile_Unmovable,             /* draw_tile_proc */

   428

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   429

	ClearTile_Unmovable,            /* clear_tile_proc */

   430

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   431

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   432

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   433

	ClickTile_Unmovable,            /* click_tile_proc */

   434

	AnimateTile_Unmovable,          /* animate_tile_proc */

   435

	TileLoop_Unmovable,             /* tile_loop_clear */

   436

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   437

	NULL,                           /* get_produced_cargo_proc */

   438

	NULL,                           /* vehicle_enter_tile_proc */

   439

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   440

};