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Code Issues Releases Wiki Activity

Add names to NodeMetadata

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This commit is contained in:
Perttu Ahola 2011-11-25 15:17:54 +02:00
parent 697ff926ce
commit 3b3ca65562
4 changed files with 61 additions and 13 deletions
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8
src/content_nodemeta.cpp
View File

@ -38,7 +38,7 @@ SignNodeMetadata::SignNodeMetadata(IGameDef *gamedef, std::string text):
NodeMetadata(gamedef),
m_text(text)
{
NodeMetadata::registerType(typeId(), create);
NodeMetadata::registerType(typeId(), typeName(), create);
}
u16 SignNodeMetadata::typeId() const
{
@ -72,7 +72,7 @@ ChestNodeMetadata proto_ChestNodeMetadata(NULL);
ChestNodeMetadata::ChestNodeMetadata(IGameDef *gamedef):
NodeMetadata(gamedef)
{
NodeMetadata::registerType(typeId(), create);
NodeMetadata::registerType(typeId(), typeName(), create);
m_inventory = new Inventory();
m_inventory->addList("0", 8*4);
@ -135,7 +135,7 @@ LockingChestNodeMetadata proto_LockingChestNodeMetadata(NULL);
LockingChestNodeMetadata::LockingChestNodeMetadata(IGameDef *gamedef):
NodeMetadata(gamedef)
{
NodeMetadata::registerType(typeId(), create);
NodeMetadata::registerType(typeId(), typeName(), create);
m_inventory = new Inventory();
m_inventory->addList("0", 8*4);
@ -200,7 +200,7 @@ FurnaceNodeMetadata proto_FurnaceNodeMetadata(NULL);
FurnaceNodeMetadata::FurnaceNodeMetadata(IGameDef *gamedef):
NodeMetadata(gamedef)
{
NodeMetadata::registerType(typeId(), create);
NodeMetadata::registerType(typeId(), typeName(), create);
m_inventory = new Inventory();
m_inventory->addList("fuel", 1);

8
src/content_nodemeta.h
View File

@ -31,6 +31,8 @@ public:
//~SignNodeMetadata();
virtual u16 typeId() const;
virtual const char* typeName() const
{ return "sign"; }
static NodeMetadata* create(std::istream &is, IGameDef *gamedef);
virtual NodeMetadata* clone(IGameDef *gamedef);
virtual void serializeBody(std::ostream &os);
@ -51,6 +53,8 @@ public:
~ChestNodeMetadata();
virtual u16 typeId() const;
virtual const char* typeName() const
{ return "chest"; }
static NodeMetadata* create(std::istream &is, IGameDef *gamedef);
virtual NodeMetadata* clone(IGameDef *gamedef);
virtual void serializeBody(std::ostream &os);
@ -70,6 +74,8 @@ public:
~LockingChestNodeMetadata();
virtual u16 typeId() const;
virtual const char* typeName() const
{ return "locked_chest"; }
static NodeMetadata* create(std::istream &is, IGameDef *gamedef);
virtual NodeMetadata* clone(IGameDef *gamedef);
virtual void serializeBody(std::ostream &os);
@ -93,6 +99,8 @@ public:
~FurnaceNodeMetadata();
virtual u16 typeId() const;
virtual const char* typeName() const
{ return "furnace"; }
virtual NodeMetadata* clone(IGameDef *gamedef);
static NodeMetadata* create(std::istream &is, IGameDef *gamedef);
virtual void serializeBody(std::ostream &os);

44
src/nodemetadata.cpp
View File

@ -31,6 +31,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
*/
core::map<u16, NodeMetadata::Factory> NodeMetadata::m_types;
core::map<std::string, NodeMetadata::Factory> NodeMetadata::m_names;
NodeMetadata::NodeMetadata(IGameDef *gamedef):
m_gamedef(gamedef)
@ -41,6 +42,36 @@ NodeMetadata::~NodeMetadata()
{
}
NodeMetadata* NodeMetadata::create(const std::string &name, IGameDef *gamedef)
{
// Find factory function
core::map<std::string, Factory>::Node *n;
n = m_names.find(name);
if(n == NULL)
{
// If factory is not found, just return.
errorstream<<"WARNING: NodeMetadata: No factory for name=\""
<<name<<"\""<<std::endl;
return NULL;
}
// Try to load the metadata. If it fails, just return.
try
{
std::istringstream iss("", std::ios_base::binary);
Factory f = n->getValue();
NodeMetadata *meta = (*f)(iss, gamedef);
return meta;
}
catch(SerializationError &e)
{
errorstream<<"NodeMetadata: SerializationError "
<<"while creating name=\""<<name<<"\""<<std::endl;
return NULL;
}
}
NodeMetadata* NodeMetadata::deSerialize(std::istream &is, IGameDef *gamedef)
{
// Read id
@ -89,13 +120,20 @@ void NodeMetadata::serialize(std::ostream &os)
os<<serializeString(oss.str());
}
void NodeMetadata::registerType(u16 id, Factory f)
void NodeMetadata::registerType(u16 id, const std::string &name, Factory f)
{
{ // typeId
core::map<u16, Factory>::Node *n;
n = m_types.find(id);
if(n)
return;
if(!n)
m_types.insert(id, f);
}
{ // typeName
core::map<std::string, Factory>::Node *n;
n = m_names.find(name);
if(!n)
m_names.insert(name, f);
}
}
/*

8
src/nodemetadata.h
View File

@ -20,7 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#ifndef NODEMETADATA_HEADER
#define NODEMETADATA_HEADER
#include "common_irrlicht.h"
#include "irrlichttypes.h"
#include <string>
#include <iostream>
@ -44,11 +44,12 @@ public:
NodeMetadata(IGameDef *gamedef);
virtual ~NodeMetadata();
static NodeMetadata* create(const std::string &name, IGameDef *gamedef);
static NodeMetadata* deSerialize(std::istream &is, IGameDef *gamedef);
void serialize(std::ostream &os);
// This usually is the CONTENT_ value
virtual u16 typeId() const = 0;
virtual const char* typeName() const = 0;
virtual NodeMetadata* clone(IGameDef *gamedef) = 0;
virtual void serializeBody(std::ostream &os) = 0;
virtual std::string infoText() {return "";}
@ -69,10 +70,11 @@ public:
virtual std::string getText(){ return ""; }
virtual void setText(const std::string &t){}
protected:
static void registerType(u16 id, Factory f);
static void registerType(u16 id, const std::string &name, Factory f);
IGameDef *m_gamedef;
private:
static core::map<u16, Factory> m_types;
static core::map<std::string, Factory> m_names;
};
/*