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/*
Minetest-c55
Copyright (C) 2010-2011 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
(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.
You should have received a copy of the GNU 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
#include "common_irrlicht.h"
#include <string>
#include <iostream>
/*
Used for storing:
Oven:
- Item that is being burned
- Burning time
- Item stack that is being heated
- Result item stack
Sign:
- Text
*/
class Inventory;
class NodeMetadata
{
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 "<todo: remove this text>";}
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;}
protected:
static void registerType(u16 id, Factory f);
private:
static core::map<u16, Factory> m_types;
};
class SignNodeMetadata : public NodeMetadata
{
public:
SignNodeMetadata(std::string text);
//~SignNodeMetadata();
virtual u16 typeId() const;
static NodeMetadata* create(std::istream &is);
virtual NodeMetadata* clone();
virtual void serializeBody(std::ostream &os);
virtual std::string infoText();
std::string getText(){ return m_text; }
void setText(std::string t){ m_text = t; }
private:
std::string m_text;
};
class ChestNodeMetadata : public NodeMetadata
{
public:
ChestNodeMetadata();
~ChestNodeMetadata();
virtual u16 typeId() const;
static NodeMetadata* create(std::istream &is);
virtual NodeMetadata* clone();
virtual void serializeBody(std::ostream &os);
virtual std::string infoText();
virtual Inventory* getInventory() {return m_inventory;}
virtual bool nodeRemovalDisabled();
private:
Inventory *m_inventory;
};
class FurnaceNodeMetadata : public NodeMetadata
{
public:
FurnaceNodeMetadata();
~FurnaceNodeMetadata();
virtual u16 typeId() const;
virtual NodeMetadata* clone();
static NodeMetadata* create(std::istream &is);
virtual void serializeBody(std::ostream &os);
virtual std::string infoText();
virtual Inventory* getInventory() {return m_inventory;}
virtual void inventoryModified();
virtual bool step(float dtime);
private:
Inventory *m_inventory;
float m_step_accumulator;
float m_fuel_totaltime;
float m_fuel_time;
float m_src_totaltime;
float m_src_time;
};
/*
List of metadata of all the nodes of a block
*/
class InventoryManager;
class NodeMetadataList
{
public:
~NodeMetadataList();
void serialize(std::ostream &os);
void deSerialize(std::istream &is);
// Get pointer to data
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);
private:
core::map<v3s16, NodeMetadata*> m_data;
};
#endif
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