1

/* $Id$ */

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/** @file unmovable_cmd.cpp */

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     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "table/strings.h"

     8

#include "table/sprites.h"

    10

#include "landscape.h"

    11

#include "map.h"

    12

#include "command_func.h"

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#include "viewport.h"

    14

#include "player.h"

    15

#include "gui.h"

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#include "station.h"

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#include "town.h"

    18

#include "sprite.h"

    19

#include "bridge_map.h"

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#include "unmovable_map.h"

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#include "variables.h"

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#include "table/unmovable_land.h"

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#include "genworld.h"

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#include "bridge.h"

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#include "autoslope.h"

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#include "transparency.h"

    27

    28

/** Destroy a HQ.

    29

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

    30

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

    31

 * @param pid Player requesting the destruction of his HQ

    32

 * @param flags docommand flags of calling function

    33

 * @return cost of the operation

    34

 */

    35

static CommandCost DestroyCompanyHQ(PlayerID pid, uint32 flags)

    36

{

    37

	Player* p = GetPlayer(pid);

    38

    39

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    40

    41

	if (flags & DC_EXEC) {

    42

		TileIndex t = p->location_of_house;

    43

    44

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

    45

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

    46

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

    47

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

    48

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

    49

		InvalidateWindow(WC_COMPANY, pid);

    50

	}

    51

    52

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

    53

	return CommandCost(CalculateCompanyValue(p) / 100);

    54

}

    55

    56

void UpdateCompanyHQ(Player *p, uint score)

    57

{

    58

	byte val;

    59

	TileIndex tile = p->location_of_house;

    60

    61

	if (tile == 0) return;

    62

    63

	(val = 0, score < 170) ||

    64

	(val++, score < 350) ||

    65

	(val++, score < 520) ||

    66

	(val++, score < 720) ||

    67

	(val++, true);

    68

    69

	EnlargeCompanyHQ(tile, val);

    70

    71

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

    72

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

    73

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

    74

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

    75

}

    76

    77

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

    78

    79

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

    80

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

    81

 * @param flags type of operation

    82

 * @param p1 unused

    83

 * @param p2 unused

    84

 */

    85

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

    86

{

    87

	Player *p = GetPlayer(_current_player);

    88

	CommandCost cost;

    89

    90

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    91

    92

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

    93

	if (CmdFailed(cost)) return cost;

    94

    95

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

    96

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

    97

	}

    98

    99

	if (flags & DC_EXEC) {

   100

		int score = UpdateCompanyRatingAndValue(p, false);

   101

   102

		p->location_of_house = tile;

   103

   104

		MakeCompanyHQ(tile, _current_player);

   105

   106

		UpdateCompanyHQ(p, score);

   107

		InvalidateWindow(WC_COMPANY, p->index);

   108

	}

   109

   110

	return cost;

   111

}

   112

   113

static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh);

   114

   115

static void DrawTile_Unmovable(TileInfo *ti)

   116

{

   117

   118

	switch (GetUnmovableType(ti->tile)) {

   119

		case UNMOVABLE_TRANSMITTER:

   120

		case UNMOVABLE_LIGHTHOUSE: {

   121

			const DrawTileUnmovableStruct* dtus;

   122

   123

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

   124

			DrawClearLandTile(ti, 2);

   125

   126

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

   127

   128

			AddSortableSpriteToDraw(

   129

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

   130

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

   131

				IsTransparencySet(TO_STRUCTURES)

   132

			);

   133

			break;

   134

		}

   135

   136

		case UNMOVABLE_STATUE:

   137

			/* This should prevent statues from sinking into the ground when on a slope. */

   138

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

   139

   140

			DrawGroundSprite(SPR_CONCRETE_GROUND, PAL_NONE);

   141

   142

			AddSortableSpriteToDraw(SPR_STATUE_COMPANY, PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile)), ti->x, ti->y, 16, 16, 25, ti->z, IsTransparencySet(TO_STRUCTURES));

   143

			break;

   144

   145

		case UNMOVABLE_OWNED_LAND:

   146

			DrawClearLandTile(ti, 0);

   147

   148

			AddSortableSpriteToDraw(

   149

				SPR_BOUGHT_LAND, PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile)),

   150

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

   151

			);

   152

			DrawBridgeMiddle(ti);

   153

			break;

   154

   155

		default: {

   156

			const DrawTileSeqStruct* dtss;

   157

			const DrawTileSprites* t;

   158

			SpriteID palette;

   159

   160

			assert(IsCompanyHQ(ti->tile));

   161

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

   162

   163

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

   164

   165

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

   166

			DrawGroundSprite(t->ground_sprite, palette);

   167

   168

			foreach_draw_tile_seq(dtss, t->seq) {

   169

				AddSortableSpriteToDraw(

   170

					dtss->image, palette,

   171

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

   172

					dtss->size_x, dtss->size_y,

   173

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

   174

					IsTransparencySet(TO_STRUCTURES)

   175

				);

   176

			}

   177

			break;

   178

		}

   179

	}

   180

}

   181

   182

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

   183

{

   184

	if (IsOwnedLand(tile)) {

   185

		uint z;

   186

		Slope tileh = GetTileSlope(tile, &z);

   187

   188

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

   189

	} else {

   190

		return GetTileMaxZ(tile);

   191

	}

   192

}

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   194

static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh)

   195

{

   196

	return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);

   197

}

   198

   199

static CommandCost ClearTile_Unmovable(TileIndex tile, byte flags)

   200

{

   201

	if (IsCompanyHQ(tile)) {

   202

		if (_current_player == OWNER_WATER) {

   203

			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);

   204

		} else {

   205

			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   206

		}

   207

	}

   208

   209

	if (IsOwnedLand(tile)) {

   210

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

   211

	}

   212

   213

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

   214

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

   215

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   216

   217

	if (IsStatue(tile)) {

   218

		TownID town = GetStatueTownID(tile);

   219

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

   220

		InvalidateWindow(WC_TOWN_AUTHORITY, town);

   221

	}

   222

   223

	if (flags & DC_EXEC) {

   224

		DoClearSquare(tile);

   225

	}

   226

   227

	return CommandCost();

   228

}

   229

   230

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   231

{

   232

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

   233

   234

	if (!IsCompanyHQ(tile)) return;

   235

   236

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

   237

	 * between 4 tiles it occupies! */

   238

   239

	level = GetCompanyHQSize(tile) + 1;

   240

   241

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

   242

	 * type makes 20. */

   243

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

   244

   245

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

   246

	 * proportion passengers:mail is different because such a huge

   247

	 * commercial building generates unusually high amount of mail

   248

	 * correspondence per physical visitor. */

   249

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

   250

}

   251

   252

   253

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   254

{

   255

	switch (GetUnmovableType(tile)) {

   256

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

   257

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

   258

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

   259

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

   260

		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   261

	}

   262

	td->owner = GetTileOwner(tile);

   263

}

   264

   265

static void AnimateTile_Unmovable(TileIndex tile)

   266

{

   267

	/* not used */

   268

}

   269

   270

static void TileLoop_Unmovable(TileIndex tile)

   271

{

   272

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

   273

	uint32 r;

   274

   275

	if (!IsCompanyHQ(tile)) return;

   276

   277

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

   278

	 * between 4 tiles it occupies! */

   279

   280

	level = GetCompanyHQSize(tile) + 1;

   281

	assert(level < 6);

   282

   283

	r = Random();

   284

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

   285

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

   286

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

   287

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

   288

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

   289

	}

   290

   291

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

   292

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

   293

	 * equations. */

   294

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

   295

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

   296

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

   297

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

   298

	}

   299

}

   300

   301

   302

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

   303

{

   304

	return 0;

   305

}

   306

   307

static void ClickTile_Unmovable(TileIndex tile)

   308

{

   309

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

   310

}

   311

   312

   313

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

   314

static bool IsRadioTowerNearby(TileIndex tile)

   315

{

   316

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

   317

   318

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   319

		if (IsTransmitterTile(tile)) return true;

   320

	END_TILE_LOOP(tile, 9, 9, tile_s)

   321

   322

	return false;

   323

}

   324

   325

void GenerateUnmovables()

   326

{

   327

	int i, li, j, loop_count;

   328

	TileIndex tile;

   329

	uint h;

   330

	uint maxx;

   331

	uint maxy;

   332

   333

	if (_opt.landscape == LT_TOYLAND) return;

   334

   335

	/* add radio tower */

   336

	i = ScaleByMapSize(1000);

   337

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

   338

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

   339

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   340

   341

	do {

   342

		tile = RandomTile();

   343

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

   344

			if (IsRadioTowerNearby(tile)) continue;

   345

			MakeTransmitter(tile);

   346

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   347

			if (--j == 0) break;

   348

		}

   349

	} while (--i);

   350

   351

	if (_opt.landscape == LT_TROPIC) return;

   352

   353

	/* add lighthouses */

   354

	i = li;

   355

	maxx = MapMaxX();

   356

	maxy = MapMaxY();

   357

	loop_count = 0;

   358

	do {

   359

		uint32 r;

   360

		DiagDirection dir;

   361

		int perimeter;

   362

   363

restart:

   364

		/* Avoid infinite loops */

   365

		if (++loop_count > 1000) break;

   366

   367

		r = Random();

   368

   369

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

   370

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

   371

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

   372

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

   373

		}

   374

   375

		switch (dir) {

   376

			default:

   377

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

   378

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

   379

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

   380

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

   381

		}

   382

		j = 20;

   383

		do {

   384

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

   385

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

   386

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

   387

   388

		assert(tile == TILE_MASK(tile));

   389

   390

		MakeLighthouse(tile);

   391

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   392

	} while (--i);

   393

}

   394

   395

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

   396

{

   397

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

   398

   399

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

   400

		SetTileOwner(tile, new_player);

   401

	} else {

   402

		DoClearSquare(tile);

   403

	}

   404

}

   405

   406

static CommandCost TerraformTile_Unmovable(TileIndex tile, uint32 flags, uint z_new, Slope tileh_new)

   407

{

   408

	/* Owned land remains unsold */

   409

	if (IsOwnedLand(tile) && CheckTileOwnership(tile)) return CommandCost();

   410

   411

	if (AutoslopeEnabled() && (IsStatue(tile) || IsCompanyHQ(tile))) {

   412

		if (!IsSteepSlope(tileh_new) && (z_new + GetSlopeMaxZ(tileh_new) == GetTileMaxZ(tile))) return _price.terraform;

   413

	}

   414

   415

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

   416

}

   417

   418

extern const TileTypeProcs _tile_type_unmovable_procs = {

   419

	DrawTile_Unmovable,             /* draw_tile_proc */

   420

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   421

	ClearTile_Unmovable,            /* clear_tile_proc */

   422

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   423

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   424

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   425

	ClickTile_Unmovable,            /* click_tile_proc */

   426

	AnimateTile_Unmovable,          /* animate_tile_proc */

   427

	TileLoop_Unmovable,             /* tile_loop_clear */

   428

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   429

	NULL,                           /* get_produced_cargo_proc */

   430

	NULL,                           /* vehicle_enter_tile_proc */

   431

	GetFoundation_Unmovable,        /* get_foundation_proc */

   432

	TerraformTile_Unmovable,        /* terraform_tile_proc */

   433

};