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@@ -28,101 +28,101 @@ SignID _new_sign_id;
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*/
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CommandCost CmdPlaceSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
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{
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/* Try to locate a new sign */
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if (!Sign::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_SIGNS);
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/* Check sign text length if any */
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if (!StrEmpty(text) && strlen(text) >= MAX_LENGTH_SIGN_NAME_BYTES) return CMD_ERROR;
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/* When we execute, really make the sign */
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if (flags & DC_EXEC) {
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Sign *si = new Sign(_current_company);
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int x = TileX(tile) * TILE_SIZE;
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int y = TileY(tile) * TILE_SIZE;
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si->x = x;
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si->y = y;
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si->z = GetSlopeZ(x, y);
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if (!StrEmpty(text)) {
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si->name = strdup(text);
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}
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UpdateSignVirtCoords(si);
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MarkSignDirty(si);
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InvalidateWindowData(WC_SIGN_LIST, 0, 0);
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_new_sign_id = si->index;
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}
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return CommandCost();
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}
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/** Rename a sign. If the new name of the sign is empty, we assume
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* the user wanted to delete it. So delete it. Ownership of signs
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* has no meaning/effect whatsoever except for eyecandy
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* @param tile unused
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* @param flags type of operation
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* @param p1 index of the sign to be renamed/removed
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* @param p2 unused
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* @return 0 if succesfull, otherwise CMD_ERROR
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*/
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CommandCost CmdRenameSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
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{
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if (!IsValidSignID(p1)) return CMD_ERROR;
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/* Rename the signs when empty, otherwise remove it */
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if (!StrEmpty(text)) {
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if (strlen(text) >= MAX_LENGTH_SIGN_NAME_BYTES) return CMD_ERROR;
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if (flags & DC_EXEC) {
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Sign *si = GetSign(p1);
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Sign *si = Sign::Get(p1);
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/* Delete the old name */
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free(si->name);
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/* Assign the new one */
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si->name = strdup(text);
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si->owner = _current_company;
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/* Update; mark sign dirty twice, because it can either becom longer, or shorter */
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MarkSignDirty(si);
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UpdateSignVirtCoords(si);
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MarkSignDirty(si);
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InvalidateWindowData(WC_SIGN_LIST, 0, 1);
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}
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} else { // Delete sign
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if (flags & DC_EXEC) {
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Sign *si = GetSign(p1);
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Sign *si = Sign::Get(p1);
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MarkSignDirty(si);
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delete si;
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InvalidateWindowData(WC_SIGN_LIST, 0, 0);
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}
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}
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return CommandCost();
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}
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/**
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* Callback function that is called after a sign is placed
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* @param success of the operation
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* @param tile unused
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* @param p1 unused
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* @param p2 unused
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*/
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void CcPlaceSign(bool success, TileIndex tile, uint32 p1, uint32 p2)
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{
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if (success) {
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ShowRenameSignWindow(GetSign(_new_sign_id));
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ShowRenameSignWindow(Sign::Get(_new_sign_id));
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ResetObjectToPlace();
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}
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}
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/**
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*
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* PlaceProc function, called when someone pressed the button if the
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* sign-tool is selected
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* @param tile on which to place the sign
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*/
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void PlaceProc_Sign(TileIndex tile)
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{
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DoCommandP(tile, 0, 0, CMD_PLACE_SIGN | CMD_MSG(STR_ERROR_CAN_T_PLACE_SIGN_HERE), CcPlaceSign);
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}
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