com.yworks.yfiles.graphml

Interface IGraphElementFactory

public interface IGraphElementFactory

This is the interface for a factory that is used for creating the constituents of an IGraph that are encountered during the parsing of GraphML.

See Also:

GraphMLIOHandler.createGraphElementFactory(GraphMLParser, com.yworks.yfiles.graph.IGraph)

Method Summary

Modifier and Type	Method and Description
IPort	addPort(IParseContext context, IPortOwner owner) Adds a new port to the given IPortOwner.
IEdge	createEdge(IParseContext context, INode sourceNode, IPort sourcePort, INode targetNode, IPort targetPort) Creates an edge for the given context and the provided source and target nodes or ports.
INode	createNode(IParseContext context) Creates a node for the given context.

Method Detail

addPort

IPort addPort(IParseContext context,
              IPortOwner owner)

Adds a new port to the given IPortOwner.

Parameters:

context - The context from which the graph, the CreationProperties, and the ObjectStack can be queried.

owner - The owner of the port.

Returns:

A newly created port.

createEdge

IEdge createEdge(IParseContext context,
                 INode sourceNode,
                 IPort sourcePort,
                 INode targetNode,
                 IPort targetPort)

Creates an edge for the given context and the provided source and target nodes or ports.

Parameters:

context - The context from which the graph, the CreationProperties, and the ObjectStack can be queried.

sourceNode - The source node for the edge.

sourcePort - The source port for the edge, if specified, otherwise null.

targetNode - The target node for the edge.

targetPort - The target port for the edge, if specified, otherwise null.

Returns:

A newly created edge.

createNode

INode createNode(IParseContext context)

Creates a node for the given context.

Parameters:

context - The context from which the graph, the CreationProperties, and the ObjectStack can be queried.

Returns:

A newly created node