NodeGadgetPtr NodeGadget::create( Gaffer::NodePtr node )
{
const CreatorMap &cr = creators();
IECore::TypeId typeId = node->typeId();
while( typeId != IECore::InvalidTypeId )
{
const CreatorMap::const_iterator it = cr.find( typeId );
if( it != cr.end() )
{
return it->second( node );
}
typeId = IECore::RunTimeTyped::baseTypeId( typeId );
}
return NULL;
}
NodeGadgetPtr NodeGadget::create( Gaffer::NodePtr node )
{
IECore::ConstStringDataPtr nodeGadgetType = Gaffer::Metadata::value<IECore::StringData>( node.get(), "nodeGadget:type" );
if( nodeGadgetType )
{
if( nodeGadgetType->readable() == "" )
{
return nullptr;
}
const TypeCreatorMap &m = typeCreators();
TypeCreatorMap::const_iterator it = m.find( nodeGadgetType->readable() );
if( it != m.end() )
{
return it->second( node );
}
else
{
IECore::msg( IECore::Msg::Warning, "NodeGadget::create", boost::format( "Nonexistent type \"%s\" requested for node \"%s\"" ) % nodeGadgetType->readable() % node->fullName() );
}
}
const NodeCreatorMap &cr = nodeCreators();
IECore::TypeId typeId = node->typeId();
while( typeId != IECore::InvalidTypeId )
{
const NodeCreatorMap::const_iterator it = cr.find( typeId );
if( it != cr.end() )
{
return it->second( node );
}
typeId = IECore::RunTimeTyped::baseTypeId( typeId );
}
return nullptr;
}