1

/* $Id$ */

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#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "bridge_map.h"

     6

#include "table/strings.h"

     7

#include "table/sprites.h"

     8

#include "functions.h"

     9

#include "map.h"

    10

#include "tile.h"

    11

#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 "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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    24

/** Destroy a HQ.

    25

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

    26

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

    27

 * @param tile tile coordinates where HQ is located to destroy

    28

 * @param flags docommand flags of calling function

    29

 */

    30

static int32 DestroyCompanyHQ(PlayerID pid, uint32 flags)

    31

{

    32

	Player* p = GetPlayer(pid);

    33

    34

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    35

    36

	if (flags & DC_EXEC) {

    37

		TileIndex t = p->location_of_house;

    38

    39

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

    40

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

    41

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

    42

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

    43

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

    44

		InvalidateWindow(WC_COMPANY, pid);

    45

	}

    46

    47

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

    48

	return CalculateCompanyValue(p) / 100;

    49

}

    50

    51

void UpdateCompanyHQ(Player *p, uint score)

    52

{

    53

	byte val;

    54

	TileIndex tile = p->location_of_house;

    55

    56

	if (tile == 0) return;

    57

    58

	(val = 0, score < 170) ||

    59

	(val++, score < 350) ||

    60

	(val++, score < 520) ||

    61

	(val++, score < 720) ||

    62

	(val++, true);

    63

    64

	EnlargeCompanyHQ(tile, val);

    65

    66

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

    67

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

    68

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

    69

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

    70

}

    71

    72

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

    73

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

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 * @param p1 unused

    75

 * @param p2 unused

    76

 */

    77

extern int32 CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invalid_dirs, int *);

    78

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

    79

{

    80

	Player *p = GetPlayer(_current_player);

    81

	int cost;

    82

	int32 ret;

    83

    84

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    85

    86

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

    87

	if (CmdFailed(ret)) return ret;

    88

	cost = ret;

    89

    90

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

    91

		cost += DestroyCompanyHQ(_current_player, flags);

    92

	}

    93

    94

	if (flags & DC_EXEC) {

    95

		int score = UpdateCompanyRatingAndValue(p, false);

    96

    97

		p->location_of_house = tile;

    98

    99

		MakeCompanyHQ(tile, _current_player);

   100

   101

		UpdateCompanyHQ(p, score);

   102

		InvalidateWindow(WC_COMPANY, p->index);

   103

	}

   104

   105

	return cost;

   106

}

   107

   108

static void DrawTile_Unmovable(TileInfo *ti)

   109

{

   110

	uint32 image, ormod;

   111

   112

	switch (GetUnmovableType(ti->tile)) {

   113

		case UNMOVABLE_TRANSMITTER:

   114

		case UNMOVABLE_LIGHTHOUSE: {

   115

			const DrawTileUnmovableStruct* dtus;

   116

   117

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

   118

			DrawClearLandTile(ti, 2);

   119

   120

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

   121

   122

			image = dtus->image;

   123

			if (_display_opt & DO_TRANS_BUILDINGS) MAKE_TRANSPARENT(image);

   124

   125

			AddSortableSpriteToDraw(

   126

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

   127

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

   128

			);

   129

			break;

   130

		}

   131

   132

		case UNMOVABLE_STATUE:

   133

			DrawGroundSprite(SPR_CONCRETE_GROUND);

   134

   135

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

   136

			image += PALETTE_MODIFIER_COLOR | SPR_STATUE_COMPANY;

   137

			if (_display_opt & DO_TRANS_BUILDINGS) MAKE_TRANSPARENT(image);

   138

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

   139

			break;

   140

   141

		case UNMOVABLE_OWNED_LAND:

   142

			DrawClearLandTile(ti, 0);

   143

   144

			AddSortableSpriteToDraw(

   145

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

   146

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

   147

			);

   148

			DrawBridgeMiddle(ti);

   149

			break;

   150

   151

		default: {

   152

			const DrawTileSeqStruct* dtss;

   153

			const DrawTileSprites* t;

   154

   155

			assert(IsCompanyHQ(ti->tile));

   156

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

   157

   158

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

   159

   160

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

   161

			DrawGroundSprite(t->ground_sprite | ormod);

   162

   163

			foreach_draw_tile_seq(dtss, t->seq) {

   164

				image = dtss->image;

   165

				if (_display_opt & DO_TRANS_BUILDINGS) {

   166

					MAKE_TRANSPARENT(image);

   167

				} else {

   168

					image |= ormod;

   169

				}

   170

				AddSortableSpriteToDraw(

   171

					image,

   172

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

   173

					dtss->size_x, dtss->size_y,

   174

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

   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

		uint tileh = GetTileSlope(tile, &z);

   187

   188

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

   189

	} else {

   190

		return GetTileMaxZ(tile);

   191

	}

   192

}

   193

   194

static Slope GetSlopeTileh_Unmovable(TileIndex tile, Slope tileh)

   195

{

   196

	return IsOwnedLand(tile) ? tileh : SLOPE_FLAT;

   197

}

   198

   199

static int32 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 (flags & DC_EXEC) {

   218

		DoClearSquare(tile);

   219

	}

   220

   221

	return 0;

   222

}

   223

   224

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   225

{

   226

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

   227

   228

	if (!IsCompanyHQ(tile)) return;

   229

   230

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

   231

	 * between 4 tiles it occupies! */

   232

   233

	level = GetCompanyHQSize(tile) + 1;

   234

   235

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

   236

	// type makes 20.

   237

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

   238

   239

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

   240

	// proportion passengers:mail is different because such a huge

   241

	// commercial building generates unusually high amount of mail

   242

	// correspondence per physical visitor.

   243

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

   244

}

   245

   246

   247

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   248

{

   249

	switch (GetUnmovableType(tile)) {

   250

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

   251

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

   252

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

   253

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

   254

		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   255

	}

   256

	td->owner = GetTileOwner(tile);

   257

}

   258

   259

static void AnimateTile_Unmovable(TileIndex tile)

   260

{

   261

	/* not used */

   262

}

   263

   264

static void TileLoop_Unmovable(TileIndex tile)

   265

{

   266

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

   267

	uint32 r;

   268

   269

	if (!IsCompanyHQ(tile)) return;

   270

   271

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

   272

	 * between 4 tiles it occupies! */

   273

   274

	level = GetCompanyHQSize(tile) + 1;

   275

	assert(level < 6);

   276

   277

	r = Random();

   278

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

   279

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

   280

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

   281

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

   282

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

   283

	}

   284

   285

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

   286

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

   287

	// equations.

   288

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

   289

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

   290

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

   291

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

   292

	}

   293

}

   294

   295

   296

static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

   297

{

   298

	return 0;

   299

}

   300

   301

static void ClickTile_Unmovable(TileIndex tile)

   302

{

   303

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

   304

}

   305

   306

   307

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

   308

static bool IsRadioTowerNearby(TileIndex tile)

   309

{

   310

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

   311

   312

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   313

		if (IsTransmitterTile(tile)) return true;

   314

	END_TILE_LOOP(tile, 9, 9, tile_s)

   315

   316

	return false;

   317

}

   318

   319

void GenerateUnmovables(void)

   320

{

   321

	int i, li, j, loop_count;

   322

	TileIndex tile;

   323

	uint h;

   324

	uint maxx;

   325

	uint maxy;

   326

   327

	if (_opt.landscape == LT_CANDY) return;

   328

   329

	/* add radio tower */

   330

	i = ScaleByMapSize(1000);

   331

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

   332

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

   333

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   334

   335

	do {

   336

		tile = RandomTile();

   337

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

   338

			if (IsRadioTowerNearby(tile)) continue;

   339

			MakeTransmitter(tile);

   340

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   341

			if (--j == 0) break;

   342

		}

   343

	} while (--i);

   344

   345

	if (_opt.landscape == LT_DESERT) return;

   346

   347

	/* add lighthouses */

   348

	i = li;

   349

	maxx = MapMaxX();

   350

	maxy = MapMaxY();

   351

	loop_count = 0;

   352

	do {

   353

		uint32 r;

   354

		DiagDirection dir;

   355

		int perimeter;

   356

   357

restart:

   358

		/* Avoid infinite loops */

   359

		if (++loop_count > 1000) break;

   360

   361

		r = Random();

   362

   363

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

   364

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

   365

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

   366

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

   367

		}

   368

   369

		switch (dir) {

   370

			default:

   371

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

   372

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

   373

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

   374

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

   375

		}

   376

		j = 20;

   377

		do {

   378

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

   379

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

   380

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

   381

   382

		assert(tile == TILE_MASK(tile));

   383

   384

		MakeLighthouse(tile);

   385

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   386

	} while (--i);

   387

}

   388

   389

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

   390

{

   391

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

   392

   393

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

   394

		SetTileOwner(tile, new_player);

   395

	} else {

   396

		DoClearSquare(tile);

   397

	}

   398

}

   399

   400

const TileTypeProcs _tile_type_unmovable_procs = {

   401

	DrawTile_Unmovable,             /* draw_tile_proc */

   402

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   403

	ClearTile_Unmovable,            /* clear_tile_proc */

   404

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   405

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   406

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   407

	ClickTile_Unmovable,            /* click_tile_proc */

   408

	AnimateTile_Unmovable,          /* animate_tile_proc */

   409

	TileLoop_Unmovable,             /* tile_loop_clear */

   410

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   411

	NULL,                           /* get_produced_cargo_proc */

   412

	NULL,                           /* vehicle_enter_tile_proc */

   413

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   414

};