Add names to NodeMetadata

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

View File

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

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

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<u16, NodeMetadata::Factory> NodeMetadata::m_types;
core::map<std::string, NodeMetadata::Factory> NodeMetadata::m_names;
NodeMetadata::NodeMetadata(IGameDef *gamedef): NodeMetadata::NodeMetadata(IGameDef *gamedef):
m_gamedef(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) NodeMetadata* NodeMetadata::deSerialize(std::istream &is, IGameDef *gamedef)
{ {
// Read id // Read id
@ -89,13 +120,20 @@ void NodeMetadata::serialize(std::ostream &os)
os<<serializeString(oss.str()); os<<serializeString(oss.str());
} }
void NodeMetadata::registerType(u16 id, Factory f) void NodeMetadata::registerType(u16 id, const std::string &name, Factory f)
{ {
core::map<u16, Factory>::Node *n; { // typeId
n = m_types.find(id); core::map<u16, Factory>::Node *n;
if(n) n = m_types.find(id);
return; if(!n)
m_types.insert(id, f); 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);
}
} }
/* /*

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