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/* $Id$ */

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/** @file dummy_land.cpp Handling of void (or dummy) tiles. */

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#include "stdafx.h"

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#include "openttd.h"

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#include "tile_cmd.h"

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#include "command_func.h"

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#include "viewport_func.h"

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#include "table/strings.h"

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#include "table/sprites.h"

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static void DrawTile_Dummy(TileInfo *ti)

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{

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	DrawGroundSpriteAt(SPR_SHADOW_CELL, PAL_NONE, ti->x, ti->y, ti->z);

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}

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

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{

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	return 0;

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}

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static Foundation GetFoundation_Dummy(TileIndex tile, Slope tileh)

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{

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	return FOUNDATION_NONE;

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}

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static CommandCost ClearTile_Dummy(TileIndex tile, byte flags)

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{

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	return_cmd_error(STR_0001_OFF_EDGE_OF_MAP);

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}

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static void GetAcceptedCargo_Dummy(TileIndex tile, AcceptedCargo ac)

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{

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	/* not used */

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}

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static void GetTileDesc_Dummy(TileIndex tile, TileDesc *td)

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{

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	td->str = STR_EMPTY;

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	td->owner[0] = OWNER_NONE;

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}

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static void AnimateTile_Dummy(TileIndex tile)

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{

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	/* not used */

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}

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static void TileLoop_Dummy(TileIndex tile)

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{

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	/* not used */

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}

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static void ClickTile_Dummy(TileIndex tile)

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{

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	/* not used */

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}

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

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{

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	/* not used */

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}

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static TrackStatus GetTileTrackStatus_Dummy(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)

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{

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	return 0;

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}

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static CommandCost TerraformTile_Dummy(TileIndex tile, uint32 flags, uint z_new, Slope tileh_new)

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{

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	return_cmd_error(STR_0001_OFF_EDGE_OF_MAP);

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}

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extern const TileTypeProcs _tile_type_dummy_procs = {

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	DrawTile_Dummy,           /* draw_tile_proc */

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	GetSlopeZ_Dummy,          /* get_slope_z_proc */

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	ClearTile_Dummy,          /* clear_tile_proc */

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	GetAcceptedCargo_Dummy,   /* get_accepted_cargo_proc */

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	GetTileDesc_Dummy,        /* get_tile_desc_proc */

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	GetTileTrackStatus_Dummy, /* get_tile_track_status_proc */

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	ClickTile_Dummy,          /* click_tile_proc */

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	AnimateTile_Dummy,        /* animate_tile_proc */

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	TileLoop_Dummy,           /* tile_loop_clear */

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	ChangeTileOwner_Dummy,    /* change_tile_owner_clear */

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	NULL,                     /* get_produced_cargo_proc */

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	NULL,                     /* vehicle_enter_tile_proc */

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	GetFoundation_Dummy,      /* get_foundation_proc */

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	TerraformTile_Dummy,      /* terraform_tile_proc */

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};