signs_cmd.cpp
Go to the documentation of this file.00001
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00012 #include "stdafx.h"
00013 #include "landscape.h"
00014 #include "company_func.h"
00015 #include "signs_base.h"
00016 #include "signs_func.h"
00017 #include "command_func.h"
00018 #include "tilehighlight_func.h"
00019 #include "window_func.h"
00020 #include "string_func.h"
00021
00022 #include "table/strings.h"
00023
00024 SignID _new_sign_id;
00025
00037 CommandCost CmdPlaceSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00038 {
00039
00040 if (!Sign::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_SIGNS);
00041
00042
00043 if (!StrEmpty(text) && strlen(text) >= MAX_LENGTH_SIGN_NAME_BYTES) return CMD_ERROR;
00044
00045
00046 if (flags & DC_EXEC) {
00047 Sign *si = new Sign(_current_company);
00048 int x = TileX(tile) * TILE_SIZE;
00049 int y = TileY(tile) * TILE_SIZE;
00050
00051 si->x = x;
00052 si->y = y;
00053 si->z = GetSlopeZ(x, y);
00054 if (!StrEmpty(text)) {
00055 si->name = strdup(text);
00056 }
00057 si->UpdateVirtCoord();
00058 InvalidateWindowData(WC_SIGN_LIST, 0, 0);
00059 _new_sign_id = si->index;
00060 }
00061
00062 return CommandCost();
00063 }
00064
00075 CommandCost CmdRenameSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00076 {
00077 Sign *si = Sign::GetIfValid(p1);
00078 if (si == NULL) return CMD_ERROR;
00079
00080
00081 if (!StrEmpty(text)) {
00082 if (strlen(text) >= MAX_LENGTH_SIGN_NAME_BYTES) return CMD_ERROR;
00083
00084 if (flags & DC_EXEC) {
00085
00086 free(si->name);
00087
00088 si->name = strdup(text);
00089 si->owner = _current_company;
00090
00091 si->UpdateVirtCoord();
00092 InvalidateWindowData(WC_SIGN_LIST, 0, 1);
00093 }
00094 } else {
00095 if (flags & DC_EXEC) {
00096 si->sign.MarkDirty();
00097 delete si;
00098
00099 InvalidateWindowData(WC_SIGN_LIST, 0, 0);
00100 }
00101 }
00102
00103 return CommandCost();
00104 }
00105
00113 void CcPlaceSign(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
00114 {
00115 if (result.Failed()) return;
00116
00117 ShowRenameSignWindow(Sign::Get(_new_sign_id));
00118 ResetObjectToPlace();
00119 }
00120
00127 void PlaceProc_Sign(TileIndex tile)
00128 {
00129 DoCommandP(tile, 0, 0, CMD_PLACE_SIGN | CMD_MSG(STR_ERROR_CAN_T_PLACE_SIGN_HERE), CcPlaceSign);
00130 }