Set an attribute on the GraphViz graph
Example: $serialiser->setAttribute('rotate', 90);
See the GraphViz tool documentation for information about the available attributes.
string $name The name of the attribute:
string $value The value for the attribute:
object EasyRdf_Serialiser_GraphViz
public function setAttribute($name, $value) {
$this->attributes[$name] = $value;
return $this;
}