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/* $Id$ */

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#include "stdafx.h"

     4

#include "openttd.h"

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#include "table/strings.h"

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#include "table/sprites.h"

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#include "functions.h"

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#include "map.h"

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#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"

    20

    21

/** Destroy a HQ.

    22

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

    23

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

    24

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

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 * @param flags docommand flags of calling function

    26

 */

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static int32 DestroyCompanyHQ(TileIndex tile, uint32 flags)

    28

{

    29

	Player *p;

    30

    31

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    32

    33

	/* Find player that has HQ flooded, and reset their location_of_house */

    34

	if (_current_player == OWNER_WATER) {

    35

		bool dodelete = false;

    36

    37

		FOR_ALL_PLAYERS(p) {

    38

			if (p->location_of_house == tile) {

    39

				dodelete = true;

    40

				break;

    41

			}

    42

		}

    43

		if (!dodelete) return CMD_ERROR;

    44

	} else /* Destruction was initiated by player */

    45

		p = GetPlayer(_current_player);

    46

    47

		if (p->location_of_house == 0) return CMD_ERROR;

    48

    49

		if (flags & DC_EXEC) {

    50

			DoClearSquare(p->location_of_house + TileDiffXY(0, 0));

    51

			DoClearSquare(p->location_of_house + TileDiffXY(0, 1));

    52

			DoClearSquare(p->location_of_house + TileDiffXY(1, 0));

    53

			DoClearSquare(p->location_of_house + TileDiffXY(1, 1));

    54

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

    55

			InvalidateWindow(WC_COMPANY, p->index);

    56

		}

    57

    58

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

    59

		return CalculateCompanyValue(p) / 100;

    60

}

    61

    62

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

    63

 * @param x,y the coordinates where the HQ will be built or relocated to

    64

 * @param p1 unused

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 * @param p2 unused

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 */

    67

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

    68

int32 CmdBuildCompanyHQ(int x, int y, uint32 flags, uint32 p1, uint32 p2)

    69

{

    70

	TileIndex tile = TileVirtXY(x, y);

    71

	Player *p = GetPlayer(_current_player);

    72

	int cost;

    73

	int32 ret;

    74

    75

	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);

    76

    77

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

    78

	if (CmdFailed(ret)) return ret;

    79

	cost = ret;

    80

    81

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

    82

		ret = DestroyCompanyHQ(p->location_of_house, flags);

    83

		if (CmdFailed(ret)) return CMD_ERROR;

    84

		cost += ret;

    85

	}

    86

    87

	if (flags & DC_EXEC) {

    88

		int score = UpdateCompanyRatingAndValue(p, false);

    89

    90

		p->location_of_house = tile;

    91

    94

		UpdatePlayerHouse(p, score);

    95

		InvalidateWindow(WC_COMPANY, p->index);

    96

	}

    97

    98

	return cost;

    99

}

   100

   101

typedef struct DrawTileUnmovableStruct {

   102

	uint16 image;

   103

	byte subcoord_x;

   104

	byte subcoord_y;

   105

	byte width;

   106

	byte height;

   107

	byte z_size;

   108

	byte unused;

   109

} DrawTileUnmovableStruct;

   110

   111

#include "table/unmovable_land.h"

   112

   113

static void DrawTile_Unmovable(TileInfo *ti)

   114

{

   115

	uint32 image, ormod;

   116

   117

	if (!(ti->map5 & 0x80)) {

   118

		if (ti->map5 == 2) {

   119

   120

			// statue

   121

			DrawGroundSprite(SPR_CONCRETE_GROUND);

   122

   123

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

   124

			image += PALETTE_MODIFIER_COLOR | SPR_STATUE_COMPANY;

   125

			if (_display_opt & DO_TRANS_BUILDINGS)

   126

				MAKE_TRANSPARENT(image);

   127

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

   128

		} else if (ti->map5 == 3) {

   129

   130

			// "owned by" sign

   131

			DrawClearLandTile(ti, 0);

   132

   133

			AddSortableSpriteToDraw(

   134

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

   135

				ti->x+8, ti->y+8,

   136

				1, 1,

   137

				10,

   138

				GetSlopeZ(ti->x+8, ti->y+8)

   139

			);

   140

		} else {

   141

			// lighthouse or transmitter

   142

   143

			const DrawTileUnmovableStruct *dtus;

   144

   145

			if (ti->tileh) DrawFoundation(ti, ti->tileh);

   146

			DrawClearLandTile(ti, 2);

   147

   148

			dtus = &_draw_tile_unmovable_data[ti->map5];

   149

   150

			image = dtus->image;

   151

			if (_display_opt & DO_TRANS_BUILDINGS)

   152

				MAKE_TRANSPARENT(image);

   153

   154

			AddSortableSpriteToDraw(image,

   155

				ti->x | dtus->subcoord_x,

   156

				ti->y | dtus->subcoord_y,

   157

				dtus->width, dtus->height,

   158

				dtus->z_size, ti->z);

   159

		}

   160

	} else {

   161

		const DrawTileSeqStruct *dtss;

   162

		const DrawTileSprites *t;

   163

   164

		if (ti->tileh) DrawFoundation(ti, ti->tileh);

   165

   166

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

   167

   168

		t = &_unmovable_display_datas[ti->map5 & 0x7F];

   169

		DrawGroundSprite(t->ground_sprite | ormod);

   170

   171

		foreach_draw_tile_seq(dtss, t->seq) {

   172

			image = dtss->image;

   173

			if (_display_opt & DO_TRANS_BUILDINGS) {

   174

				MAKE_TRANSPARENT(image);

   175

			} else {

   176

				image |= ormod;

   177

			}

   178

			AddSortableSpriteToDraw(image, ti->x + dtss->delta_x, ti->y + dtss->delta_y,

   179

				dtss->width, dtss->height, dtss->unk, ti->z + dtss->delta_z);

   180

		}

   181

	}

   182

}

   183

   184

static uint GetSlopeZ_Unmovable(const TileInfo* ti)

   185

{

   186

	if (IsOwnedLand(ti->tile)) {

   187

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

   188

	} else {

   189

		return ti->z + (ti->tileh == 0 ? 0 : 8);

   190

	}

   191

}

   192

   193

static uint GetSlopeTileh_Unmovable(const TileInfo *ti)

   194

{

   195

	return IsOwnedLand(ti->tile) ? ti->tileh : 0;

   196

}

   197

   198

static int32 ClearTile_Unmovable(TileIndex tile, byte flags)

   199

{

   200

	if (_m[tile].m5 & 0x80) {

   201

		if (_current_player == OWNER_WATER) return DestroyCompanyHQ(tile, DC_EXEC);

   202

		return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);

   203

	}

   204

   205

	if (IsOwnedLand(tile)) {

   206

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

   207

	}

   208

   209

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

   210

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

   211

		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);

   212

   213

	if (flags & DC_EXEC) {

   214

		DoClearSquare(tile);

   215

	}

   216

   217

	return 0;

   218

}

   219

   220

static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)

   221

{

   222

	byte m5 = _m[tile].m5;

   223

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

   224

   225

	if (!(m5 & 0x80)) {

   226

		/* not used */

   227

		return;

   228

	}

   229

   230

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

   231

	 * between 4 tiles it occupies! */

   232

   233

	level = (m5 & ~0x80) / 4 + 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

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	// 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;

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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;

   255

	}

   256

	td->owner = GetTileOwner(tile);

   257

}

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   259

static void AnimateTile_Unmovable(TileIndex tile)

   260

{

   261

	/* not used */

   262

}

   263

   264

static void TileLoop_Unmovable(TileIndex tile)

   265

{

   266

	byte m5 = _m[tile].m5;

   267

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

   268

	uint32 r;

   269

   270

	if (!(m5 & 0x80)) {

   271

		/* not used */

   272

		return;

   273

	}

   274

   275

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

   276

	 * between 4 tiles it occupies! */

   277

   278

	level = GB(m5, 0, 7) / 4 + 1;

   279

	assert(level < 6);

   280

   281

	r = Random();

   282

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

   283

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

   284

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

   285

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

   286

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

   287

	}

   288

   289

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

   290

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

   291

	// equations.

   292

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

   293

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

   294

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

   295

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

   296

	}

   297

}

   298

   299

   300

static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode)

   301

{

   302

	return 0;

   303

}

   304

   305

static void ClickTile_Unmovable(TileIndex tile)

   306

{

   307

	if (_m[tile].m5 & 0x80) {

   308

		ShowPlayerCompany(GetTileOwner(tile));

   309

	}

   310

}

   311

   312

   313

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

   314

static bool checkRadioTowerNearby(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 false;

   320

	END_TILE_LOOP(tile, 9, 9, tile_s)

   321

	return true;

   322

}

   323

   324

void GenerateUnmovables(void)

   325

{

   326

	int i,j;

   327

	TileIndex tile;

   328

	uint h;

   329

	uint maxx;

   330

	uint maxy;

   331

   332

	if (_opt.landscape == LT_CANDY) return;

   333

   334

	/* add radio tower */

   335

	i = ScaleByMapSize(1000);

   336

	j = ScaleByMapSize(40); // maximum number of radio towers on the map

   337

	do {

   338

		tile = RandomTile();

   339

		if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h >= 32) {

   340

			if (!checkRadioTowerNearby(tile)) continue;

   341

			MakeTransmitter(tile);

   342

			if (--j == 0) break;

   343

		}

   344

	} while (--i);

   345

   346

	if (_opt.landscape == LT_DESERT) return;

   347

   348

	/* add lighthouses */

   349

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

   350

	maxx = MapMaxX();

   351

	maxy = MapMaxY();

   352

	do {

   353

		uint32 r;

   354

		DiagDirection dir;

   355

   356

restart:

   357

		r = Random();

   358

		dir = GB(r, 30, 2);

   359

		switch (dir) {

   360

			default:

   361

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

   362

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

   363

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

   364

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

   365

		}

   366

		j = 20;

   367

		do {

   368

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

   369

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

   370

		} while (!(IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == 0 && h <= 16));

   371

   372

		assert(tile == TILE_MASK(tile));

   373

   374

		MakeLighthouse(tile);

   375

	} while (--i);

   376

}

   377

   378

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

   379

{

   380

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

   381

   382

	if (_m[tile].m5 == 3 && new_player != OWNER_SPECTATOR) {

   383

		SetTileOwner(tile, new_player);

   384

	} else {

   385

		DoClearSquare(tile);

   386

	}

   387

}

   388

   389

const TileTypeProcs _tile_type_unmovable_procs = {

   390

	DrawTile_Unmovable,             /* draw_tile_proc */

   391

	GetSlopeZ_Unmovable,            /* get_slope_z_proc */

   392

	ClearTile_Unmovable,            /* clear_tile_proc */

   393

	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */

   394

	GetTileDesc_Unmovable,          /* get_tile_desc_proc */

   395

	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */

   396

	ClickTile_Unmovable,            /* click_tile_proc */

   397

	AnimateTile_Unmovable,          /* animate_tile_proc */

   398

	TileLoop_Unmovable,             /* tile_loop_clear */

   399

	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */

   400

	NULL,                           /* get_produced_cargo_proc */

   401

	NULL,                           /* vehicle_enter_tile_proc */

   402

	NULL,                           /* vehicle_leave_tile_proc */

   403

	GetSlopeTileh_Unmovable,        /* get_slope_tileh_proc */

   404

};