3 Copyright (C) 2010-2011 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 "irrlichttypes_bloated.h"
29 NodeMetadata stores arbitary amounts of data for special blocks.
30 Used for furnaces, chests and signs.
32 There are two interaction methods: inventory menu and text input.
33 Only one can be used for a single metadata, thus only inventory OR
34 text input should exist in a metadata.
43 NodeMetadata(IGameDef *gamedef);
46 void serialize(std::ostream &os) const;
47 void deSerialize(std::istream &is);
51 // Generic key/value store
52 std::string getString(const std::string &name) const
54 std::map<std::string, std::string>::const_iterator i;
55 i = m_stringvars.find(name);
56 if(i == m_stringvars.end())
58 return resolveString(i->second);
60 void setString(const std::string &name, const std::string &var)
63 m_stringvars.erase(name);
65 m_stringvars[name] = var;
67 // support variable names in values
68 std::string resolveString(const std::string &str) const
70 if(str.substr(0,2) == "${" && str[str.length()-1] == '}')
71 return resolveString(getString(str.substr(2,str.length()-3)));
74 std::map<std::string, std::string> getStrings() const
80 Inventory* getInventory()
86 std::map<std::string, std::string> m_stringvars;
87 Inventory *m_inventory;
92 List of metadata of all the nodes of a block
95 class NodeMetadataList
100 void serialize(std::ostream &os) const;
101 void deSerialize(std::istream &is, IGameDef *gamedef);
103 // Get pointer to data
104 NodeMetadata* get(v3s16 p);
106 void remove(v3s16 p);
107 // Deletes old data and sets a new one
108 void set(v3s16 p, NodeMetadata *d);
113 std::map<v3s16, NodeMetadata*> m_data;