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.
20 #ifndef NODEMETADATA_HEADER
21 #define NODEMETADATA_HEADER
23 #include <unordered_set>
27 NodeMetadata stores arbitary amounts of data for special blocks.
28 Used for furnaces, chests and signs.
30 There are two interaction methods: inventory menu and text input.
31 Only one can be used for a single metadata, thus only inventory OR
32 text input should exist in a metadata.
36 class IItemDefManager;
38 class NodeMetadata : public Metadata
41 NodeMetadata(IItemDefManager *item_def_mgr);
44 void serialize(std::ostream &os, u8 version, bool disk=true) const;
45 void deSerialize(std::istream &is, u8 version);
51 Inventory *getInventory()
56 inline bool isPrivate(const std::string &name) const
58 return m_privatevars.count(name) != 0;
60 void markPrivate(const std::string &name, bool set);
63 int countNonPrivate() const;
65 Inventory *m_inventory;
66 std::unordered_set<std::string> m_privatevars;
71 List of metadata of all the nodes of a block
74 class NodeMetadataList
79 void serialize(std::ostream &os, u8 blockver, bool disk=true) const;
80 void deSerialize(std::istream &is, IItemDefManager *item_def_mgr);
82 // Add all keys in this list to the vector keys
83 std::vector<v3s16> getAllKeys();
84 // Get pointer to data
85 NodeMetadata *get(v3s16 p);
88 // Deletes old data and sets a new one
89 void set(v3s16 p, NodeMetadata *d);
94 int countNonEmpty() const;
96 std::map<v3s16, NodeMetadata *> m_data;