3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include <unordered_set>
26 NodeMetadata stores arbitary amounts of data for special blocks.
27 Used for furnaces, chests and signs.
29 There are two interaction methods: inventory menu and text input.
30 Only one can be used for a single metadata, thus only inventory OR
31 text input should exist in a metadata.
35 class IItemDefManager;
37 class NodeMetadata : public Metadata
40 NodeMetadata(IItemDefManager *item_def_mgr);
43 void serialize(std::ostream &os, u8 version, bool disk=true) const;
44 void deSerialize(std::istream &is, u8 version);
50 Inventory *getInventory()
55 inline bool isPrivate(const std::string &name) const
57 return m_privatevars.count(name) != 0;
59 void markPrivate(const std::string &name, bool set);
62 int countNonPrivate() const;
64 Inventory *m_inventory;
65 std::unordered_set<std::string> m_privatevars;
70 List of metadata of all the nodes of a block
73 class NodeMetadataList
78 void serialize(std::ostream &os, u8 blockver, bool disk=true) const;
79 void deSerialize(std::istream &is, IItemDefManager *item_def_mgr);
81 // Add all keys in this list to the vector keys
82 std::vector<v3s16> getAllKeys();
83 // Get pointer to data
84 NodeMetadata *get(v3s16 p);
87 // Deletes old data and sets a new one
88 void set(v3s16 p, NodeMetadata *d);
93 int countNonEmpty() const;
95 std::map<v3s16, NodeMetadata *> m_data;