void_cmd.cpp

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "tile_cmd.h"
00014 #include "command_func.h"
00015 #include "viewport_func.h"
00016 #include "sprite.h"
00017 #include "landscape.h"
00018 #include "company_func.h"
00019 
00020 #include "table/strings.h"
00021 #include "table/sprites.h"
00022 
00023 static void DrawTile_Void(TileInfo *ti)
00024 {
00025   DrawGroundSprite(SPR_SHADOW_CELL, PAL_NONE);
00026 }
00027 
00028 
00029 static int GetSlopePixelZ_Void(TileIndex tile, uint x, uint y)
00030 {
00031   return TilePixelHeight(tile);
00032 }
00033 
00034 static Foundation GetFoundation_Void(TileIndex tile, Slope tileh)
00035 {
00036   return FOUNDATION_NONE;
00037 }
00038 
00039 static CommandCost ClearTile_Void(TileIndex tile, DoCommandFlag flags)
00040 {
00041   return_cmd_error(STR_ERROR_OFF_EDGE_OF_MAP);
00042 }
00043 
00044 
00045 static void GetTileDesc_Void(TileIndex tile, TileDesc *td)
00046 {
00047   td->str = STR_EMPTY;
00048   td->owner[0] = OWNER_NONE;
00049 }
00050 
00051 static void TileLoop_Void(TileIndex tile)
00052 {
00053   /* not used */
00054 }
00055 
00056 static void ChangeTileOwner_Void(TileIndex tile, Owner old_owner, Owner new_owner)
00057 {
00058   /* not used */
00059 }
00060 
00061 static TrackStatus GetTileTrackStatus_Void(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
00062 {
00063   return 0;
00064 }
00065 
00066 static CommandCost TerraformTile_Void(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
00067 {
00068   return_cmd_error(STR_ERROR_OFF_EDGE_OF_MAP);
00069 }
00070 
00071 extern const TileTypeProcs _tile_type_void_procs = {
00072   DrawTile_Void,            // draw_tile_proc
00073   GetSlopePixelZ_Void,      // get_slope_z_proc
00074   ClearTile_Void,           // clear_tile_proc
00075   NULL,                     // add_accepted_cargo_proc
00076   GetTileDesc_Void,         // get_tile_desc_proc
00077   GetTileTrackStatus_Void,  // get_tile_track_status_proc
00078   NULL,                     // click_tile_proc
00079   NULL,                     // animate_tile_proc
00080   TileLoop_Void,            // tile_loop_proc
00081   ChangeTileOwner_Void,     // change_tile_owner_proc
00082   NULL,                     // add_produced_cargo_proc
00083   NULL,                     // vehicle_enter_tile_proc
00084   GetFoundation_Void,       // get_foundation_proc
00085   TerraformTile_Void,       // terraform_tile_proc
00086 };