Remove un-needed header inclusion

[minetest.git] / src / nodemetadata.h

diff --git a/src/nodemetadata.h b/src/nodemetadata.h
index de682f9b61561374a92ef80769e33f47ab335295..40f6dec657bc9c5316af28b1622d62a2d4c0b036 100644 (file)
--- a/src/nodemetadata.h
+++ b/src/nodemetadata.h
@@ -1,77 +1,71 @@
 /*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
 This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef NODEMETADATA_HEADER
-#define NODEMETADATA_HEADER
+#pragma once
 
-#include "common_irrlicht.h"
-#include <string>
-#include <iostream>
+#include <unordered_set>
+#include "metadata.h"
 
 /*
-       Used for storing:
-
-       Oven:
-               - Item that is being burned
-               - Burning time
-               - Item stack that is being heated
-               - Result item stack
-       
-       Sign:
-               - Text
+       NodeMetadata stores arbitary amounts of data for special blocks.
+       Used for furnaces, chests and signs.
+
+       There are two interaction methods: inventory menu and text input.
+       Only one can be used for a single metadata, thus only inventory OR
+       text input should exist in a metadata.
 */
 
 class Inventory;
+class IItemDefManager;
 
-class NodeMetadata
+class NodeMetadata : public Metadata
 {
 public:
-       typedef NodeMetadata* (*Factory)(std::istream&);
-
-       NodeMetadata();
-       virtual ~NodeMetadata();
-       
-       static NodeMetadata* deSerialize(std::istream &is);
-       void serialize(std::ostream &os);
-       
-       // This usually is the CONTENT_ value
-       virtual u16 typeId() const = 0;
-       virtual NodeMetadata* clone() = 0;
-       virtual void serializeBody(std::ostream &os) = 0;
-       virtual std::string infoText() {return "";}
-       virtual Inventory* getInventory() {return NULL;}
-       // This is called always after the inventory is modified, before
-       // the changes are copied elsewhere
-       virtual void inventoryModified(){}
-       // A step in time. Returns true if metadata changed.
-       virtual bool step(float dtime) {return false;}
-       virtual bool nodeRemovalDisabled(){return false;}
-       // Used to make custom inventory menus.
-       // See format in guiInventoryMenu.cpp.
-       virtual std::string getInventoryDrawSpecString(){return "";}
-
-protected:
-       static void registerType(u16 id, Factory f);
+       NodeMetadata(IItemDefManager *item_def_mgr);
+       ~NodeMetadata();
+
+       void serialize(std::ostream &os, u8 version, bool disk=true) const;
+       void deSerialize(std::istream &is, u8 version);
+
+       void clear();
+       bool empty() const;
+
+       // The inventory
+       Inventory *getInventory()
+       {
+               return m_inventory;
+       }
+
+       inline bool isPrivate(const std::string &name) const
+       {
+               return m_privatevars.count(name) != 0;
+       }
+       void markPrivate(const std::string &name, bool set);
+
 private:
-       static core::map<u16, Factory> m_types;
+       int countNonPrivate() const;
+
+       Inventory *m_inventory;
+       std::unordered_set<std::string> m_privatevars;
 };
 
+
 /*
        List of metadata of all the nodes of a block
 */
@@ -81,22 +75,22 @@ class NodeMetadataList
 public:
        ~NodeMetadataList();
 
-       void serialize(std::ostream &os);
-       void deSerialize(std::istream &is);
-       
+       void serialize(std::ostream &os, u8 blockver, bool disk=true) const;
+       void deSerialize(std::istream &is, IItemDefManager *item_def_mgr);
+
+       // Add all keys in this list to the vector keys
+       std::vector<v3s16> getAllKeys();
        // Get pointer to data
-       NodeMetadata* get(v3s16 p);
+       NodeMetadata *get(v3s16 p);
        // Deletes data
        void remove(v3s16 p);
        // Deletes old data and sets a new one
        void set(v3s16 p, NodeMetadata *d);
-       
-       // A step in time. Returns true if something changed.
-       bool step(float dtime);
+       // Deletes all
+       void clear();
 
 private:
-       core::map<v3s16, NodeMetadata*> m_data;
-};
-
-#endif
+       int countNonEmpty() const;
 
+       std::map<v3s16, NodeMetadata *> m_data;
+};