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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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50
src/nodemetadata.cpp
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@ -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)
{
core::map<u16, Factory>::Node *n;
n = m_types.find(id);
if(n)
return;
m_types.insert(id, f);
{ // typeId
core::map<u16, Factory>::Node *n;
n = m_types.find(id);
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);
}
}
/*