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/* $Id$ */

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/** @file unmovable_cmd.cpp */

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#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"

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#include "map.h"

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#include "tile.h"

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#include "command.h"

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#include "viewport.h"

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#include "player.h"

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#include "gui.h"

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#include "station.h"

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#include "economy.h"

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#include "town.h"

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#include "sprite.h"

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#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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    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));

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

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		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));

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

    73

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

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

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}

    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

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 * @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 void DrawTile_Unmovable(TileInfo *ti)

   114

{

   115

   116

	switch (GetUnmovableType(ti->tile)) {

   117

		case UNMOVABLE_TRANSMITTER:

   118

		case UNMOVABLE_LIGHTHOUSE: {

   119

			const DrawTileUnmovableStruct* dtus;

   120

   121

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

   122

			DrawClearLandTile(ti, 2);

   123

   124

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

   125

   126

			AddSortableSpriteToDraw(

   127

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

   128

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

   129

				HASBIT(_transparent_opt, TO_STRUCTURES)

   130

			);

   131

			break;

   132

		}

   133

   134

		case UNMOVABLE_STATUE:

   135

			DrawGroundSprite(SPR_CONCRETE_GROUND, PAL_NONE);

   136

   137

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

   138

			break;

   139

   140

		case UNMOVABLE_OWNED_LAND:

   141

			DrawClearLandTile(ti, 0);

   142

   143

			AddSortableSpriteToDraw(

   144

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

   145

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

   146

			);

   147

			DrawBridgeMiddle(ti);

   148

			break;

   149

   150

		default: {

   151

			const DrawTileSeqStruct* dtss;

   152

			const DrawTileSprites* t;

   153

			SpriteID palette;

   154

   155

			assert(IsCompanyHQ(ti->tile));

   156

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

   157

   158

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

   159

   160

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

   161

			DrawGroundSprite(t->ground_sprite, palette);

   162

   163

			foreach_draw_tile_seq(dtss, t->seq) {

   164

				AddSortableSpriteToDraw(

   165

					dtss->image, palette,

   166

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

   167

					dtss->size_x, dtss->size_y,

   168

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

   169

					HASBIT(_transparent_opt, TO_STRUCTURES)

   170

				);

   171

			}

   172

			break;

   173

		}

   174

	}

   175

}

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   177

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

   178

{

   179

	if (IsOwnedLand(tile)) {

   180

		uint z;

   181

		Slope tileh = GetTileSlope(tile, &z);

   182

   183

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

   184

	} else {

   185

		return GetTileMaxZ(tile);

   186

	}

   187

}

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   189

static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh)

   190

{

   191

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

   192

}

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   194

static CommandCost ClearTile_Unmovable(TileIndex tile, byte flags)

   195

{

   196

	if (IsCompanyHQ(tile)) {

   197

		if (_current_player == OWNER_WATER) {

   198

			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);

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		} else {

   200

			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   201

		}

   202

	}

   203

   204

	if (IsOwnedLand(tile)) {

   205

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

   206

	}

   207

   208

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

   209

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

   210

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   211

   212

	if (IsStatue(tile)) {

   213

		TownID town = GetStatueTownID(tile);

   214

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

   215

		InvalidateWindow(WC_TOWN_AUTHORITY, town);

   216

	}

   217

   218

	if (flags & DC_EXEC) {

   219

		DoClearSquare(tile);

   220

	}

   221

   222

	return CommandCost();

   223

}

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   225

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   226

{

   227

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

   228

   229

	if (!IsCompanyHQ(tile)) return;

   230

   231

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

   232

	 * between 4 tiles it occupies! */

   233

   234

	level = GetCompanyHQSize(tile) + 1;

   235

   236

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

   237

	 * type makes 20. */

   238

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

   239

   240

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

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	 * proportion passengers:mail is different because such a huge

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	 * commercial building generates unusually high amount of mail

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	 * correspondence per physical visitor. */

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

   245

}

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   247

   248

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   249

{

   250

	switch (GetUnmovableType(tile)) {

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

   252

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

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

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

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		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   256

	}

   257

	td->owner = GetTileOwner(tile);

   258

}

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   260

static void AnimateTile_Unmovable(TileIndex tile)

   261

{

   262

	/* not used */

   263

}

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   265

static void TileLoop_Unmovable(TileIndex tile)

   266

{

   267

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

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	uint32 r;

   269

   270

	if (!IsCompanyHQ(tile)) return;

   271

   272

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

   273

	 * between 4 tiles it occupies! */

   274

   275

	level = GetCompanyHQSize(tile) + 1;

   276

	assert(level < 6);

   277

   278

	r = Random();

   279

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

   280

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

   281

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

   282

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

   283

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

   284

	}

   285

   286

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

   287

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

   288

	 * equations. */

   289

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

   290

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

   291

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

   292

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

   293

	}

   294

}

   295

   296

   297

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

   298

{

   299

	return 0;

   300

}

   301

   302

static void ClickTile_Unmovable(TileIndex tile)

   303

{

   304

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

   305

}

   306

   307

   308

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

   309

static bool IsRadioTowerNearby(TileIndex tile)

   310

{

   311

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

   312

   313

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   314

		if (IsTransmitterTile(tile)) return true;

   315

	END_TILE_LOOP(tile, 9, 9, tile_s)

   316

   317

	return false;

   318

}

   319

   320

void GenerateUnmovables()

   321

{

   322

	int i, li, j, loop_count;

   323

	TileIndex tile;

   324

	uint h;

   325

	uint maxx;

   326

	uint maxy;

   327

   328

	if (_opt.landscape == LT_TOYLAND) return;

   329

   330

	/* add radio tower */

   331

	i = ScaleByMapSize(1000);

   332

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

   333

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

   334

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   335

   336

	do {

   337

		tile = RandomTile();

   338

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

   339

			if (IsRadioTowerNearby(tile)) continue;

   340

			MakeTransmitter(tile);

   341

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   342

			if (--j == 0) break;

   343

		}

   344

	} while (--i);

   345

   346

	if (_opt.landscape == LT_TROPIC) return;

   347

   348

	/* add lighthouses */

   349

	i = li;

   350

	maxx = MapMaxX();

   351

	maxy = MapMaxY();

   352

	loop_count = 0;

   353

	do {

   354

		uint32 r;

   355

		DiagDirection dir;

   356

		int perimeter;

   357

   358

restart:

   359

		/* Avoid infinite loops */

   360

		if (++loop_count > 1000) break;

   361

   362

		r = Random();

   363

   364

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

   365

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

   366

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

   367

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

   368

		}

   369

   370

		switch (dir) {

   371

			default:

   372

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

   373

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

   374

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

   375

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

   376

		}

   377

		j = 20;

   378

		do {

   379

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

   380

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

   381

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

   382

   383

		assert(tile == TILE_MASK(tile));

   384

   385

		MakeLighthouse(tile);

   386

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   387

	} while (--i);

   388

}

   389

   390

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

   391

{

   392

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

   393

   394

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

   395

		SetTileOwner(tile, new_player);

   396

	} else {

   397

		DoClearSquare(tile);

   398

	}

   399

}

   400

   401

extern const TileTypeProcs _tile_type_unmovable_procs = {

   402

	DrawTile_Unmovable,             /* draw_tile_proc */

   403

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   404

	ClearTile_Unmovable,            /* clear_tile_proc */

   405

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   406

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   407

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   408

	ClickTile_Unmovable,            /* click_tile_proc */

   409

	AnimateTile_Unmovable,          /* animate_tile_proc */

   410

	TileLoop_Unmovable,             /* tile_loop_clear */

   411

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   412

	NULL,                           /* get_produced_cargo_proc */

   413

	NULL,                           /* vehicle_enter_tile_proc */

   414

	GetFoundation_Unmovable,        /* get_foundation_proc */

   415

};