1

/* $Id$ */

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#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "table/strings.h"

     6

#include "table/sprites.h"

     7

#include "functions.h"

     8

#include "map.h"

     9

#include "tile.h"

    10

#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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    23

/** Destroy a HQ.

    24

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

    25

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

    26

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

    27

 * @param flags docommand flags of calling function

    28

 */

    29

static int32 DestroyCompanyHQ(PlayerID pid, uint32 flags)

    30

{

    31

	Player* p = GetPlayer(pid);

    32

    33

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    34

    35

	if (flags & DC_EXEC) {

    36

		TileIndex t = p->location_of_house;

    37

    38

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

    39

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

    40

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

    41

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

    42

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

    43

		InvalidateWindow(WC_COMPANY, pid);

    44

	}

    45

    46

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

    47

	return CalculateCompanyValue(p) / 100;

    48

}

    49

    50

void UpdateCompanyHQ(Player *p, uint score)

    51

{

    52

	byte val;

    53

	TileIndex tile = p->location_of_house;

    54

    55

	if (tile == 0) return;

    56

    57

	(val = 0, score < 170) ||

    58

	(val++, score < 350) ||

    59

	(val++, score < 520) ||

    60

	(val++, score < 720) ||

    61

	(val++, true);

    62

    63

	EnlargeCompanyHQ(tile, val);

    64

    65

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

    66

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

    67

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

    68

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

    69

}

    70

    71

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

    72

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

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 * @param p1 unused

    74

 * @param p2 unused

    75

 */

    76

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

    77

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

    78

{

    79

	Player *p = GetPlayer(_current_player);

    80

	int cost;

    81

	int32 ret;

    82

    83

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    84

    85

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

    86

	if (CmdFailed(ret)) return ret;

    87

	cost = ret;

    88

    89

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

    90

		cost += DestroyCompanyHQ(_current_player, flags);

    91

	}

    92

    93

	if (flags & DC_EXEC) {

    94

		int score = UpdateCompanyRatingAndValue(p, false);

    95

    96

		p->location_of_house = tile;

    97

    98

		MakeCompanyHQ(tile, _current_player);

    99

   100

		UpdateCompanyHQ(p, score);

   101

		InvalidateWindow(WC_COMPANY, p->index);

   102

	}

   103

   104

	return cost;

   105

}

   106

   107

static void DrawTile_Unmovable(TileInfo *ti)

   108

{

   109

	uint32 image, ormod;

   110

   111

	switch (GetUnmovableType(ti->tile)) {

   112

		case UNMOVABLE_TRANSMITTER:

   113

		case UNMOVABLE_LIGHTHOUSE: {

   114

			const DrawTileUnmovableStruct* dtus;

   115

   116

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

   117

			DrawClearLandTile(ti, 2);

   118

   119

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

   120

   121

			image = dtus->image;

   122

			if (_display_opt & DO_TRANS_BUILDINGS) MAKE_TRANSPARENT(image);

   123

   124

			AddSortableSpriteToDraw(

   125

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

   126

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

   127

			);

   128

			break;

   129

		}

   130

   131

		case UNMOVABLE_STATUE:

   132

			DrawGroundSprite(SPR_CONCRETE_GROUND);

   133

   134

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

   135

			image += PALETTE_MODIFIER_COLOR | SPR_STATUE_COMPANY;

   136

			if (_display_opt & DO_TRANS_BUILDINGS) MAKE_TRANSPARENT(image);

   137

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

   138

			break;

   139

   140

		case UNMOVABLE_OWNED_LAND:

   141

			DrawClearLandTile(ti, 0);

   142

   143

			AddSortableSpriteToDraw(

   144

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

   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

			break;

   148

   149

		default: {

   150

			const DrawTileSeqStruct* dtss;

   151

			const DrawTileSprites* t;

   152

   153

			assert(IsCompanyHQ(ti->tile));

   154

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

   155

   156

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

   157

   158

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

   159

			DrawGroundSprite(t->ground_sprite | ormod);

   160

   161

			foreach_draw_tile_seq(dtss, t->seq) {

   162

				image = dtss->image;

   163

				if (_display_opt & DO_TRANS_BUILDINGS) {

   164

					MAKE_TRANSPARENT(image);

   165

				} else {

   166

					image |= ormod;

   167

				}

   168

				AddSortableSpriteToDraw(

   169

					image,

   170

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

   171

					dtss->size_x, dtss->size_y,

   172

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

   173

				);

   174

			}

   175

			break;

   176

		}

   177

	}

   178

}

   179

   180

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

   181

{

   182

	if (IsOwnedLand(tile)) {

   183

		uint z;

   184

		uint tileh = GetTileSlope(tile, &z);

   185

   186

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

   187

	} else {

   188

		return GetTileMaxZ(tile);

   189

	}

   190

}

   191

   192

static Slope GetSlopeTileh_Unmovable(TileIndex tile, Slope tileh)

   193

{

   194

	return IsOwnedLand(tile) ? tileh : SLOPE_FLAT;

   195

}

   196

   197

static int32 ClearTile_Unmovable(TileIndex tile, byte flags)

   198

{

   199

	if (IsCompanyHQ(tile)) {

   200

		if (_current_player == OWNER_WATER) {

   201

			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);

   202

		} else {

   203

			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   204

		}

   205

	}

   206

   207

	if (IsOwnedLand(tile)) {

   208

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

   209

	}

   210

   211

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

   212

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

   213

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   214

   215

	if (flags & DC_EXEC) {

   216

		DoClearSquare(tile);

   217

	}

   218

   219

	return 0;

   220

}

   221

   222

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   223

{

   224

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

   225

   226

	if (!IsCompanyHQ(tile)) return;

   227

   228

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

   229

	 * between 4 tiles it occupies! */

   230

   231

	level = GetCompanyHQSize(tile) + 1;

   232

   233

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

   234

	// type makes 20.

   235

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

   236

   237

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

   238

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

   239

	// commercial building generates unusually high amount of mail

   240

	// correspondence per physical visitor.

   241

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

   242

}

   243

   244

   245

static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)

   246

{

   247

	switch (GetUnmovableType(tile)) {

   248

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

   249

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

   250

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

   251

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

   252

		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;

   253

	}

   254

	td->owner = GetTileOwner(tile);

   255

}

   256

   257

static void AnimateTile_Unmovable(TileIndex tile)

   258

{

   259

	/* not used */

   260

}

   261

   262

static void TileLoop_Unmovable(TileIndex tile)

   263

{

   264

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

   265

	uint32 r;

   266

   267

	if (!IsCompanyHQ(tile)) return;

   268

   269

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

   270

	 * between 4 tiles it occupies! */

   271

   272

	level = GetCompanyHQSize(tile) + 1;

   273

	assert(level < 6);

   274

   275

	r = Random();

   276

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

   277

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

   278

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

   279

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

   280

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

   281

	}

   282

   283

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

   284

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

   285

	// equations.

   286

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

   287

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

   288

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

   289

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

   290

	}

   291

}

   292

   293

   294

static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

   295

{

   296

	return 0;

   297

}

   298

   299

static void ClickTile_Unmovable(TileIndex tile)

   300

{

   301

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

   302

}

   303

   304

   305

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

   306

static bool IsRadioTowerNearby(TileIndex tile)

   307

{

   308

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

   309

   310

	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)

   311

		if (IsTransmitterTile(tile)) return true;

   312

	END_TILE_LOOP(tile, 9, 9, tile_s)

   313

   314

	return false;

   315

}

   316

   317

void GenerateUnmovables(void)

   318

{

   319

	int i, li, j, loop_count;

   320

	TileIndex tile;

   321

	uint h;

   322

	uint maxx;

   323

	uint maxy;

   324

   325

	if (_opt.landscape == LT_CANDY) return;

   326

   327

	/* add radio tower */

   328

	i = ScaleByMapSize(1000);

   329

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

   330

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

   331

	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);

   332

   333

	do {

   334

		tile = RandomTile();

   335

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

   336

			if (IsRadioTowerNearby(tile)) continue;

   337

			MakeTransmitter(tile);

   338

			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   339

			if (--j == 0) break;

   340

		}

   341

	} while (--i);

   342

   343

	if (_opt.landscape == LT_DESERT) return;

   344

   345

	/* add lighthouses */

   346

	i = li;

   347

	maxx = MapMaxX();

   348

	maxy = MapMaxY();

   349

	loop_count = 0;

   350

	do {

   351

		uint32 r;

   352

		DiagDirection dir;

   353

		int perimeter;

   354

   355

restart:

   356

		/* Avoid infinite loops */

   357

		if (++loop_count > 1000) break;

   358

   359

		r = Random();

   360

   361

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

   362

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

   363

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

   364

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

   365

		}

   366

   367

		switch (dir) {

   368

			default:

   369

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

   370

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

   371

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

   372

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

   373

		}

   374

		j = 20;

   375

		do {

   376

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

   377

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

   378

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

   379

   380

		assert(tile == TILE_MASK(tile));

   381

   382

		MakeLighthouse(tile);

   383

		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);

   384

	} while (--i);

   385

}

   386

   387

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

   388

{

   389

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

   390

   392

		SetTileOwner(tile, new_player);

   393

	} else {

   394

		DoClearSquare(tile);

   395

	}

   396

}

   397

   398

const TileTypeProcs _tile_type_unmovable_procs = {

   399

	DrawTile_Unmovable,             /* draw_tile_proc */

   400

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   401

	ClearTile_Unmovable,            /* clear_tile_proc */

   402

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   403

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   404

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   405

	ClickTile_Unmovable,            /* click_tile_proc */

   406

	AnimateTile_Unmovable,          /* animate_tile_proc */

   407

	TileLoop_Unmovable,             /* tile_loop_clear */

   408

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   409

	NULL,                           /* get_produced_cargo_proc */

   410

	NULL,                           /* vehicle_enter_tile_proc */

   411

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   412

};