This is the abstract factory for layer renderers. 
 
DataSetLayerRendererFactory()
 
It renders the objects associated to a dataset layer. 
 
~DataSetLayerRendererFactory()
 
This is the concrete factory for renderers of a DataSetLayer. 
 
static DataSetLayerRendererFactory sm_factory
A pointer to the global renderer factory. 
 
It renders the objects associated to a dataset layer. 
 
This is the concrete factory for renderers of a DataSetLayer. 
 
It renders the objects associated to a layer. 
 
AbstractRenderer * build()
Concrete factories (derived from this one) must implement this method in order to create objects...