tron@2186: /* $Id$ */
tron@2186: 
belugas@6919: /** @file unmovable_cmd.cpp */
belugas@6919: 
truelight@0: #include "stdafx.h"
Darkvater@1891: #include "openttd.h"
tron@507: #include "table/strings.h"
celestar@2148: #include "table/sprites.h"
rubidium@8615: #include "tile_cmd.h"
maedhros@6949: #include "landscape.h"
tron@679: #include "map.h"
rubidium@8612: #include "command_func.h"
truelight@0: #include "viewport.h"
truelight@0: #include "player.h"
truelight@0: #include "gui.h"
darkvater@384: #include "station.h"
truelight@0: #include "town.h"
darkvater@405: #include "sprite.h"
maedhros@7698: #include "bridge_map.h"
tron@3310: #include "unmovable_map.h"
tron@2159: #include "variables.h"
belugas@3654: #include "table/unmovable_land.h"
truelight@4300: #include "genworld.h"
rubidium@6486: #include "bridge.h"
rubidium@8078: #include "autoslope.h"
belugas@8345: #include "transparency.h"
truelight@0: 
Darkvater@1796: /** Destroy a HQ.
Darkvater@1796:  * During normal gameplay you can only implicitely destroy a HQ when you are
Darkvater@1796:  * rebuilding it. Otherwise, only water can destroy it.
belugas@6980:  * @param pid Player requesting the destruction of his HQ
Darkvater@1796:  * @param flags docommand flags of calling function
belugas@6980:  * @return cost of the operation
Darkvater@1796:  */
rubidium@7439: static CommandCost DestroyCompanyHQ(PlayerID pid, uint32 flags)
Darkvater@1796: {
tron@4060: 	Player* p = GetPlayer(pid);
Darkvater@1796: 
Darkvater@1796: 	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);
Darkvater@1796: 
tron@4060: 	if (flags & DC_EXEC) {
tron@4060: 		TileIndex t = p->location_of_house;
Darkvater@1796: 
tron@4060: 		DoClearSquare(t + TileDiffXY(0, 0));
tron@4060: 		DoClearSquare(t + TileDiffXY(0, 1));
tron@4060: 		DoClearSquare(t + TileDiffXY(1, 0));
tron@4060: 		DoClearSquare(t + TileDiffXY(1, 1));
tron@4060: 		p->location_of_house = 0; // reset HQ position
tron@4060: 		InvalidateWindow(WC_COMPANY, pid);
tron@4060: 	}
Darkvater@1796: 
belugas@6919: 	/* cost of relocating company is 1% of company value */
rubidium@7449: 	return CommandCost(CalculateCompanyValue(p) / 100);
Darkvater@1796: }
Darkvater@1796: 
celestar@3386: void UpdateCompanyHQ(Player *p, uint score)
celestar@3386: {
celestar@3386: 	byte val;
celestar@3386: 	TileIndex tile = p->location_of_house;
celestar@3386: 
tron@4077: 	if (tile == 0) return;
celestar@3386: 
celestar@3388: 	(val = 0, score < 170) ||
celestar@3388: 	(val++, score < 350) ||
celestar@3388: 	(val++, score < 520) ||
celestar@3388: 	(val++, score < 720) ||
celestar@3388: 	(val++, true);
celestar@3386: 
celestar@3388: 	EnlargeCompanyHQ(tile, val);
celestar@3386: 
celestar@3386: 	MarkTileDirtyByTile(tile + TileDiffXY(0, 0));
celestar@3386: 	MarkTileDirtyByTile(tile + TileDiffXY(0, 1));
celestar@3386: 	MarkTileDirtyByTile(tile + TileDiffXY(1, 0));
celestar@3386: 	MarkTileDirtyByTile(tile + TileDiffXY(1, 1));
celestar@3386: }
celestar@3386: 
belugas@8291: extern CommandCost CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invalid_dirs, StationID *station, bool check_clear = true);
belugas@6919: 
Darkvater@1796: /** Build or relocate the HQ. This depends if the HQ is already built or not
tron@3491:  * @param tile tile where the HQ will be built or relocated to
belugas@6919:  * @param flags type of operation
tron@2473:  * @param p1 unused
Darkvater@1796:  * @param p2 unused
Darkvater@1796:  */
rubidium@7439: CommandCost CmdBuildCompanyHQ(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
Darkvater@1796: {
celestar@1962: 	Player *p = GetPlayer(_current_player);
rubidium@7439: 	CommandCost cost;
Darkvater@1796: 
Darkvater@1796: 	SET_EXPENSES_TYPE(EXPENSES_PROPERTY);
Darkvater@1796: 
rubidium@7446: 	cost = CheckFlatLandBelow(tile, 2, 2, flags, 0, NULL);
rubidium@7446: 	if (CmdFailed(cost)) return cost;
Darkvater@1796: 
belugas@6919: 	if (p->location_of_house != 0) { // Moving HQ
rubidium@7446: 		cost.AddCost(DestroyCompanyHQ(_current_player, flags));
Darkvater@1796: 	}
Darkvater@1796: 
Darkvater@1796: 	if (flags & DC_EXEC) {
Darkvater@1796: 		int score = UpdateCompanyRatingAndValue(p, false);
Darkvater@1796: 
Darkvater@1796: 		p->location_of_house = tile;
Darkvater@1796: 
celestar@3385: 		MakeCompanyHQ(tile, _current_player);
celestar@3385: 
celestar@3386: 		UpdateCompanyHQ(p, score);
tron@3017: 		InvalidateWindow(WC_COMPANY, p->index);
Darkvater@1796: 	}
Darkvater@1796: 
Darkvater@1796: 	return cost;
Darkvater@1796: }
Darkvater@1796: 
rubidium@8045: static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh);
rubidium@8045: 
truelight@0: static void DrawTile_Unmovable(TileInfo *ti)
truelight@0: {
truelight@193: 
celestar@3427: 	switch (GetUnmovableType(ti->tile)) {
celestar@3427: 		case UNMOVABLE_TRANSMITTER:
tron@4077: 		case UNMOVABLE_LIGHTHOUSE: {
tron@4077: 			const DrawTileUnmovableStruct* dtus;
celestar@3427: 
rubidium@7831: 			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, FOUNDATION_LEVELED);
tron@4077: 			DrawClearLandTile(ti, 2);
celestar@3427: 
tron@4077: 			dtus = &_draw_tile_unmovable_data[GetUnmovableType(ti->tile)];
celestar@3427: 
tron@4077: 			AddSortableSpriteToDraw(
rubidium@7829: 				dtus->image, PAL_NONE, ti->x | dtus->subcoord_x, ti->y | dtus->subcoord_y,
rubidium@7829: 				dtus->width, dtus->height, dtus->z_size, ti->z,
belugas@8345: 				IsTransparencySet(TO_STRUCTURES)
tron@4077: 			);
tron@4077: 			break;
tron@4077: 		}
tron@4077: 
celestar@3427: 		case UNMOVABLE_STATUE:
rubidium@8045: 			/* This should prevent statues from sinking into the ground when on a slope. */
rubidium@8045: 			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, GetFoundation_Unmovable(ti->tile, ti->tileh));
rubidium@8045: 
peter1138@5919: 			DrawGroundSprite(SPR_CONCRETE_GROUND, PAL_NONE);
truelight@0: 
belugas@8345: 			AddSortableSpriteToDraw(SPR_STATUE_COMPANY, PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile)), ti->x, ti->y, 16, 16, 25, ti->z, IsTransparencySet(TO_STRUCTURES));
celestar@3427: 			break;
tron@4077: 
celestar@3427: 		case UNMOVABLE_OWNED_LAND:
truelight@0: 			DrawClearLandTile(ti, 0);
truelight@193: 
truelight@0: 			AddSortableSpriteToDraw(
rubidium@7829: 				SPR_BOUGHT_LAND, PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile)),
rubidium@8097: 				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)
truelight@0: 			);
celestar@5573: 			DrawBridgeMiddle(ti);
celestar@3427: 			break;
celestar@3427: 
tron@4077: 		default: {
tron@4077: 			const DrawTileSeqStruct* dtss;
tron@4077: 			const DrawTileSprites* t;
peter1138@5919: 			SpriteID palette;
celestar@3427: 
tron@4077: 			assert(IsCompanyHQ(ti->tile));
rubidium@7831: 			if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, FOUNDATION_LEVELED);
tron@4077: 
peter1138@5919: 			palette = PLAYER_SPRITE_COLOR(GetTileOwner(ti->tile));
tron@4077: 
tron@4077: 			t = &_unmovable_display_datas[GetCompanyHQSection(ti->tile)];
peter1138@5919: 			DrawGroundSprite(t->ground_sprite, palette);
tron@4077: 
tron@4077: 			foreach_draw_tile_seq(dtss, t->seq) {
tron@4077: 				AddSortableSpriteToDraw(
rubidium@7829: 					dtss->image, palette,
tron@4230: 					ti->x + dtss->delta_x, ti->y + dtss->delta_y,
tron@4230: 					dtss->size_x, dtss->size_y,
rubidium@7829: 					dtss->size_z, ti->z + dtss->delta_z,
belugas@8345: 					IsTransparencySet(TO_STRUCTURES)
tron@4077: 				);
tron@4077: 			}
tron@4077: 			break;
tron@4077: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@4231: static uint GetSlopeZ_Unmovable(TileIndex tile, uint x, uint y)
truelight@0: {
tron@4231: 	if (IsOwnedLand(tile)) {
tron@4231: 		uint z;
rubidium@5838: 		Slope tileh = GetTileSlope(tile, &z);
tron@4231: 
tron@4231: 		return z + GetPartialZ(x & 0xF, y & 0xF, tileh);
tron@3282: 	} else {
tron@4231: 		return GetTileMaxZ(tile);
tron@3282: 	}
truelight@0: }
truelight@0: 
rubidium@7831: static Foundation GetFoundation_Unmovable(TileIndex tile, Slope tileh)
dominik@39: {
rubidium@7831: 	return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);
dominik@39: }
dominik@39: 
rubidium@7439: static CommandCost ClearTile_Unmovable(TileIndex tile, byte flags)
truelight@0: {
celestar@3427: 	if (IsCompanyHQ(tile)) {
tron@4060: 		if (_current_player == OWNER_WATER) {
tron@4060: 			return DestroyCompanyHQ(GetTileOwner(tile), DC_EXEC);
tron@4060: 		} else {
tron@4060: 			return_cmd_error(STR_5804_COMPANY_HEADQUARTERS_IN);
tron@4060: 		}
truelight@193: 	}
truelight@0: 
tron@3310: 	if (IsOwnedLand(tile)) {
tron@3491: 		return DoCommand(tile, 0, 0, flags, CMD_SELL_LAND_AREA);
tron@3310: 	}
truelight@0: 
belugas@6919: 	/* checks if you're allowed to remove unmovable things */
darkvater@149: 	if (_game_mode != GM_EDITOR && _current_player != OWNER_WATER && ((flags & DC_AUTO || !_cheats.magic_bulldozer.value)) )
darkvater@149: 		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);
truelight@193: 
truelight@6583: 	if (IsStatue(tile)) {
truelight@6583: 		TownID town = GetStatueTownID(tile);
skidd13@8425: 		ClrBit(GetTown(town)->statues, _current_player);
truelight@6583: 		InvalidateWindow(WC_TOWN_AUTHORITY, town);
truelight@6583: 	}
truelight@6583: 
truelight@193: 	if (flags & DC_EXEC) {
truelight@0: 		DoClearSquare(tile);
truelight@0: 	}
truelight@0: 
rubidium@7446: 	return CommandCost();
truelight@0: }
truelight@0: 
tron@1977: static void GetAcceptedCargo_Unmovable(TileIndex tile, AcceptedCargo ac)
truelight@0: {
truelight@0: 	uint level; // HQ level (depends on company performance) in the range 1..5.
truelight@0: 
celestar@3427: 	if (!IsCompanyHQ(tile)) return;
truelight@0: 
truelight@0: 	/* HQ accepts passenger and mail; but we have to divide the values
truelight@0: 	 * between 4 tiles it occupies! */
truelight@0: 
celestar@3427: 	level = GetCompanyHQSize(tile) + 1;
truelight@0: 
belugas@6919: 	/* Top town building generates 10, so to make HQ interesting, the top
belugas@6919: 	 * type makes 20. */
celestar@5852: 	ac[CT_PASSENGERS] = max(1U, level);
truelight@0: 
belugas@6919: 	/* Top town building generates 4, HQ can make up to 8. The
belugas@6919: 	 * proportion passengers:mail is different because such a huge
belugas@6919: 	 * commercial building generates unusually high amount of mail
belugas@6919: 	 * correspondence per physical visitor. */
celestar@5852: 	ac[CT_MAIL] = max(1U, level / 2);
truelight@0: }
truelight@0: 
truelight@0: 
tron@1977: static void GetTileDesc_Unmovable(TileIndex tile, TileDesc *td)
truelight@0: {
tron@3310: 	switch (GetUnmovableType(tile)) {
tron@3310: 		case UNMOVABLE_TRANSMITTER: td->str = STR_5801_TRANSMITTER; break;
tron@3310: 		case UNMOVABLE_LIGHTHOUSE:  td->str = STR_5802_LIGHTHOUSE; break;
tron@3310: 		case UNMOVABLE_STATUE:      td->str = STR_2016_STATUE; break;
tron@3310: 		case UNMOVABLE_OWNED_LAND:  td->str = STR_5805_COMPANY_OWNED_LAND; break;
tron@3310: 		default:                    td->str = STR_5803_COMPANY_HEADQUARTERS; break;
tron@3310: 	}
tron@1901: 	td->owner = GetTileOwner(tile);
truelight@0: }
truelight@0: 
tron@1977: static void AnimateTile_Unmovable(TileIndex tile)
truelight@0: {
truelight@0: 	/* not used */
truelight@0: }
truelight@0: 
tron@1977: static void TileLoop_Unmovable(TileIndex tile)
truelight@0: {
tron@2150: 	uint level; // HQ level (depends on company performance) in the range 1..5.
truelight@0: 	uint32 r;
truelight@0: 
celestar@3427: 	if (!IsCompanyHQ(tile)) return;
truelight@0: 
truelight@0: 	/* HQ accepts passenger and mail; but we have to divide the values
truelight@0: 	 * between 4 tiles it occupies! */
truelight@0: 
celestar@3427: 	level = GetCompanyHQSize(tile) + 1;
truelight@0: 	assert(level < 6);
truelight@0: 
truelight@0: 	r = Random();
belugas@6919: 	/* Top town buildings generate 250, so the top HQ type makes 256. */
tron@2150: 	if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {
tron@2150: 		uint amt = GB(r, 0, 8) / 8 / 4 + 1;
truelight@0: 		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;
truelight@0: 		MoveGoodsToStation(tile, 2, 2, CT_PASSENGERS, amt);
truelight@0: 	}
truelight@0: 
belugas@6919: 	/* Top town building generates 90, HQ can make up to 196. The
belugas@6919: 	 * proportion passengers:mail is about the same as in the acceptance
belugas@6919: 	 * equations. */
tron@2150: 	if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {
tron@2150: 		uint amt = GB(r, 8, 8) / 8 / 4 + 1;
truelight@0: 		if (_economy.fluct <= 0) amt = (amt + 1) >> 1;
truelight@0: 		MoveGoodsToStation(tile, 2, 2, CT_MAIL, amt);
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
rubidium@7179: static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode, uint sub_mode)
truelight@0: {
truelight@0: 	return 0;
truelight@0: }
truelight@0: 
tron@1977: static void ClickTile_Unmovable(TileIndex tile)
truelight@0: {
celestar@3427: 	if (IsCompanyHQ(tile)) ShowPlayerCompany(GetTileOwner(tile));
truelight@0: }
truelight@0: 
truelight@0: 
truelight@0: /* checks, if a radio tower is within a 9x9 tile square around tile */
tron@4083: static bool IsRadioTowerNearby(TileIndex tile)
truelight@0: {
tron@1981: 	TileIndex tile_s = tile - TileDiffXY(4, 4);
truelight@0: 
truelight@0: 	BEGIN_TILE_LOOP(tile, 9, 9, tile_s)
tron@4083: 		if (IsTransmitterTile(tile)) return true;
truelight@0: 	END_TILE_LOOP(tile, 9, 9, tile_s)
truelight@4300: 
tron@4083: 	return false;
truelight@0: }
truelight@0: 
rubidium@6573: void GenerateUnmovables()
truelight@0: {
truelight@4300: 	int i, li, j, loop_count;
tron@1977: 	TileIndex tile;
tron@1335: 	uint h;
tron@3164: 	uint maxx;
tron@3164: 	uint maxy;
truelight@0: 
belugas@6683: 	if (_opt.landscape == LT_TOYLAND) return;
truelight@0: 
truelight@0: 	/* add radio tower */
tron@1202: 	i = ScaleByMapSize(1000);
truelight@4300: 	j = ScaleByMapSize(15); // maximum number of radio towers on the map
truelight@4300: 	li = ScaleByMapSize1D((Random() & 3) + 7);
truelight@4300: 	SetGeneratingWorldProgress(GWP_UNMOVABLE, j + li);
truelight@4300: 
truelight@0: 	do {
ludde@2051: 		tile = RandomTile();
maedhros@7698: 		if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= TILE_HEIGHT * 4 && !IsBridgeAbove(tile)) {
tron@4083: 			if (IsRadioTowerNearby(tile)) continue;
tron@3310: 			MakeTransmitter(tile);
truelight@4300: 			IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);
tron@2951: 			if (--j == 0) break;
truelight@0: 		}
truelight@0: 	} while (--i);
truelight@0: 
belugas@6683: 	if (_opt.landscape == LT_TROPIC) return;
truelight@193: 
truelight@0: 	/* add lighthouses */
truelight@4300: 	i = li;
tron@3164: 	maxx = MapMaxX();
tron@3164: 	maxy = MapMaxY();
truelight@4300: 	loop_count = 0;
truelight@0: 	do {
tron@3164: 		uint32 r;
tron@3164: 		DiagDirection dir;
truelight@4300: 		int perimeter;
tron@3164: 
truelight@0: restart:
truelight@4300: 		/* Avoid infinite loops */
truelight@4300: 		if (++loop_count > 1000) break;
truelight@4300: 
truelight@0: 		r = Random();
truelight@4300: 
truelight@4300: 		/* Scatter the lighthouses more evenly around the perimeter */
truelight@4300: 		perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;
truelight@4300: 		for (dir = DIAGDIR_NE; perimeter > 0; dir++) {
truelight@4300: 			perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;
truelight@4300: 		}
truelight@4300: 
tron@3164: 		switch (dir) {
tron@3164: 			default:
tron@3164: 			case DIAGDIR_NE: tile = TileXY(maxx,     r % maxy); break;
tron@3164: 			case DIAGDIR_SE: tile = TileXY(r % maxx, 0);        break;
tron@3164: 			case DIAGDIR_SW: tile = TileXY(0,        r % maxy); break;
tron@3164: 			case DIAGDIR_NW: tile = TileXY(r % maxx, maxy);     break;
tron@3164: 		}
truelight@0: 		j = 20;
truelight@0: 		do {
tron@2951: 			if (--j == 0) goto restart;
Darkvater@4559: 			tile = TILE_MASK(tile + TileOffsByDiagDir(dir));
maedhros@7698: 		} while (!(IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= TILE_HEIGHT * 2 && !IsBridgeAbove(tile)));
truelight@193: 
truelight@0: 		assert(tile == TILE_MASK(tile));
truelight@0: 
tron@3310: 		MakeLighthouse(tile);
truelight@4300: 		IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);
truelight@0: 	} while (--i);
truelight@0: }
truelight@0: 
Darkvater@2436: static void ChangeTileOwner_Unmovable(TileIndex tile, PlayerID old_player, PlayerID new_player)
truelight@0: {
tron@1901: 	if (!IsTileOwner(tile, old_player)) return;
truelight@193: 
Darkvater@4848: 	if (IsOwnedLand(tile) && new_player != PLAYER_SPECTATOR) {
tron@1902: 		SetTileOwner(tile, new_player);
tron@2026: 	} else {
truelight@0: 		DoClearSquare(tile);
truelight@0: 	}
truelight@0: }
truelight@0: 
rubidium@7990: static CommandCost TerraformTile_Unmovable(TileIndex tile, uint32 flags, uint z_new, Slope tileh_new)
rubidium@7990: {
rubidium@7990: 	/* Owned land remains unsold */
rubidium@7990: 	if (IsOwnedLand(tile) && CheckTileOwnership(tile)) return CommandCost();
rubidium@7990: 
rubidium@8078: 	if (AutoslopeEnabled() && (IsStatue(tile) || IsCompanyHQ(tile))) {
rubidium@8078: 		if (!IsSteepSlope(tileh_new) && (z_new + GetSlopeMaxZ(tileh_new) == GetTileMaxZ(tile))) return _price.terraform;
rubidium@8078: 	}
rubidium@8078: 
rubidium@7990: 	return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
rubidium@7990: }
rubidium@7990: 
rubidium@5838: extern const TileTypeProcs _tile_type_unmovable_procs = {
pasky@1493: 	DrawTile_Unmovable,             /* draw_tile_proc */
pasky@1493: 	GetSlopeZ_Unmovable,            /* get_slope_z_proc */
pasky@1493: 	ClearTile_Unmovable,            /* clear_tile_proc */
pasky@1493: 	GetAcceptedCargo_Unmovable,     /* get_accepted_cargo_proc */
pasky@1493: 	GetTileDesc_Unmovable,          /* get_tile_desc_proc */
pasky@1493: 	GetTileTrackStatus_Unmovable,   /* get_tile_track_status_proc */
pasky@1493: 	ClickTile_Unmovable,            /* click_tile_proc */
pasky@1493: 	AnimateTile_Unmovable,          /* animate_tile_proc */
pasky@1493: 	TileLoop_Unmovable,             /* tile_loop_clear */
pasky@1493: 	ChangeTileOwner_Unmovable,      /* change_tile_owner_clear */
pasky@1493: 	NULL,                           /* get_produced_cargo_proc */
pasky@1493: 	NULL,                           /* vehicle_enter_tile_proc */
rubidium@7831: 	GetFoundation_Unmovable,        /* get_foundation_proc */
rubidium@7990: 	TerraformTile_Unmovable,        /* terraform_tile_proc */
truelight@0: };