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/*
Minetest-c55
Copyright (C) 2010 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.
*/
/*
(c) 2010 Perttu Ahola <celeron55@gmail.com>
*/
#ifndef INVENTORY_HEADER
#define INVENTORY_HEADER
#include <iostream>
#include <sstream>
#include <string>
#include "common_irrlicht.h"
#include "debug.h"
#include "mapblockobject.h"
// For g_materials
#include "main.h"
class InventoryItem
{
public:
InventoryItem();
virtual ~InventoryItem();
static InventoryItem* deSerialize(std::istream &is);
virtual const char* getName() const = 0;
// Shall write the name and the parameters
virtual void serialize(std::ostream &os) = 0;
// Shall make an exact clone of the item
virtual InventoryItem* clone() = 0;
// Shall return an image to show in the GUI (or NULL)
virtual video::ITexture * getImage() { return NULL; }
// Shall return a text to show in the GUI
virtual std::string getText() { return ""; }
private:
};
#define MATERIAL_ITEM_MAX_COUNT 99
class MaterialItem : public InventoryItem
{
public:
MaterialItem(u8 content, u16 count)
{
m_content = content;
m_count = count;
}
/*
Implementation interface
*/
virtual const char* getName() const
{
return "MaterialItem";
}
virtual void serialize(std::ostream &os)
{
//os.imbue(std::locale("C"));
os<<getName();
os<<" ";
os<<(unsigned int)m_content;
os<<" ";
os<<m_count;
}
virtual InventoryItem* clone()
{
return new MaterialItem(m_content, m_count);
}
video::ITexture * getImage()
{
/*if(m_content == CONTENT_TORCH)
return g_texturecache.get("torch_on_floor");
u16 tile = content_tile(m_content, v3s16(1,0,0));
return g_tile_contents[tile].getTexture(0);*/
if(m_content >= USEFUL_CONTENT_COUNT)
return NULL;
return g_texturecache.get(g_content_inventory_textures[m_content]);
}
std::string getText()
{
std::ostringstream os;
os<<m_count;
return os.str();
}
/*
Special methods
*/
u8 getMaterial()
{
return m_content;
}
u16 getCount()
{
return m_count;
}
u16 freeSpace()
{
if(m_count > MATERIAL_ITEM_MAX_COUNT)
return 0;
return MATERIAL_ITEM_MAX_COUNT - m_count;
}
void add(u16 count)
{
assert(m_count + count <= MATERIAL_ITEM_MAX_COUNT);
m_count += count;
}
void remove(u16 count)
{
assert(m_count >= count);
m_count -= count;
}
private:
u8 m_content;
u16 m_count;
};
class MapBlockObjectItem : public InventoryItem
{
public:
/*MapBlockObjectItem(MapBlockObject *obj)
{
m_inventorystring = obj->getInventoryString();
}*/
MapBlockObjectItem(std::string inventorystring)
{
m_inventorystring = inventorystring;
}
/*
Implementation interface
*/
virtual const char* getName() const
{
return "MBOItem";
}
virtual void serialize(std::ostream &os)
{
for(;;)
{
size_t t = m_inventorystring.find('|');
if(t == std::string::npos)
break;
m_inventorystring[t] = '?';
}
os<<getName();
os<<" ";
os<<m_inventorystring;
os<<"|";
}
virtual InventoryItem* clone()
{
return new MapBlockObjectItem(m_inventorystring);
}
video::ITexture * getImage();
std::string getText();
/*
Special methods
*/
std::string getInventoryString()
{
return m_inventorystring;
}
MapBlockObject * createObject(v3f pos, f32 player_yaw, f32 player_pitch);
private:
std::string m_inventorystring;
};
//SUGGESTION: Split into ClientInventory and ServerInventory
class Inventory
{
public:
Inventory(u32 size);
~Inventory();
void clearItems();
void serialize(std::ostream &os);
void deSerialize(std::istream &is);
Inventory & operator = (Inventory &other);
u32 getSize();
u32 getUsedSlots();
InventoryItem * getItem(u32 i);
// Returns old item (or NULL). Parameter can be NULL.
InventoryItem * changeItem(u32 i, InventoryItem *newitem);
void deleteItem(u32 i);
// Adds an item to a suitable place. Returns false if failed.
bool addItem(InventoryItem *newitem);
void print(std::ostream &o);
private:
core::array<InventoryItem*> m_items;
u32 m_size;
};
#endif
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