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 "slope_func.h"
00017 
00018 #include "table/strings.h"
00019 #include "table/sprites.h"
00020 
00021 static void DrawTile_Void(TileInfo *ti)
00022 {
00023   DrawGroundSprite(SPR_FLAT_BLACKTILES + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
00024 }
00025 
00026 
00027 static uint GetSlopeZ_Void(TileIndex tile, uint x, uint y)
00028 {
00029   return TilePixelHeight(tile);
00030 }
00031 
00032 static Foundation GetFoundation_Void(TileIndex tile, Slope tileh)
00033 {
00034   return FOUNDATION_NONE;
00035 }
00036 
00037 static CommandCost ClearTile_Void(TileIndex tile, DoCommandFlag flags)
00038 {
00039   CommandCost cost(EXPENSES_CONSTRUCTION);
00040   return cost;
00041 }
00042 
00043 
00044 static void GetTileDesc_Void(TileIndex tile, TileDesc *td)
00045 {
00046   td->str = STR_EMPTY;
00047   td->owner[0] = OWNER_NONE;
00048 }
00049 
00050 static void TileLoop_Void(TileIndex tile)
00051 {
00052   /* not used */
00053 }
00054 
00055 static void ChangeTileOwner_Void(TileIndex tile, Owner old_owner, Owner new_owner)
00056 {
00057   /* not used */
00058 }
00059 
00060 static TrackStatus GetTileTrackStatus_Void(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
00061 {
00062   return 0;
00063 }
00064 
00065 static CommandCost TerraformTile_Void(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
00066 {
00067   CommandCost cost(EXPENSES_CONSTRUCTION);
00068   return cost;
00069 }
00070 
00071 extern const TileTypeProcs _tile_type_void_procs = {
00072   DrawTile_Void,            // draw_tile_proc
00073   GetSlopeZ_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_clear
00081   ChangeTileOwner_Void,     // change_tile_owner_clear
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 };