/// <summary>
/// Determines whether the configuration in the Apply method should be applied to this edge instance.
/// </summary>
/// <param name="nodeInfo">Information on the edge currently being inspected.</param>
/// <returns>
/// An indication of whether we should proceed with configuring this edge instance.
/// </returns>
public bool ShouldApply(IEdgeInfo nodeInfo)
{
var from = (int) nodeInfo.FromNode.Tag;
var to = (int)nodeInfo.ToNode.Tag;
// Apply this convention on edges from even nodes to odd nodes.
return (from.IsEven() && (to.IsOdd()));
}
/// <summary>
/// If the provided <see cref="LayoutGraph"/> edge has a represented edge,
/// returns the edge of the original input graph that corresponds to this edge.
/// </summary>
protected IEdge GetRepresentedEdge(Edge layoutEdge)
{
IEdgeInfo edgeInfo = result.GetEdgeInfo(layoutEdge);
Edge representedEdge = edgeInfo.RepresentedEdge;
if (null != representedEdge)
{
CopiedLayoutGraph copiedLayoutGraph = representedEdge.Graph as CopiedLayoutGraph;
if (null != copiedLayoutGraph)
{
return((IEdge)copiedLayoutGraph.GetOriginalEdge(representedEdge));
}
}
return(null);
}
/// <summary>
/// Copies the given edge. Delegate to the type specific implementations.
/// </summary>
/// <param name="pageLayoutGraph">The layout graph.</param>
/// <param name="layoutEdge">The edge in the layout graph.</param>
/// <param name="pageView"> The view graph to create the copy in.</param>
/// <returns>The copied edge.</returns>
private IEdge CopyEdge(LayoutGraph pageLayoutGraph, Edge layoutEdge, IGraph pageView)
{
IEdgeInfo edgeInfo = result.GetEdgeInfo(layoutEdge);
switch (edgeInfo.Type)
{
case EdgeType.Normal:
return(CreateNormalEdge(pageLayoutGraph, layoutEdge, pageView));
case EdgeType.Connector:
return(CreateConnectorEdge(pageLayoutGraph, layoutEdge, pageView));
case EdgeType.Proxy:
return(CreateProxyEdge(pageLayoutGraph, layoutEdge, pageView));
case EdgeType.ProxyReference:
return(CreateProxyReferenceEdge(pageLayoutGraph, layoutEdge, pageView));
}
throw new ArgumentException("unknown edge type");
}
/// <summary>
/// Returns an edge of the original input graph that corresponds
/// the provided edge of the <see cref="LayoutGraph"/> returned by the
/// multi-page layout.
/// </summary>
/// <remarks>
/// As the multi-page layout introduces auxiliary nodes, this method
/// might return <see langword="null"/>
/// </remarks>
protected IEdge GetModelEdge(Edge layoutEdge)
{
IEdgeInfo edgeInfo = result.GetEdgeInfo(layoutEdge);
return(edgeInfo.Id as IEdge);
}
public void Apply(IEdgeInfo edgeInfo, IEdgeExpression edge)
{
edge.WithLabel("Even to Odd").WithColor(Color.Red);
}
public void Apply(IEdgeInfo edgeInfo, IEdgeExpression edge)
{
edge.WithLabel("Odd to Even").WithColor(Color.Blue);
}
public bool ShouldApply(IEdgeInfo nodeInfo)
{
throw new System.NotImplementedException();
}
public void Apply(IEdgeInfo edgeInfo, FluentDot.Expressions.Edges.IEdgeExpression edge)
{
throw new System.NotImplementedException();
}
public void Process(IEdgeInfo <T> edge, Dictionary <string, string> attributes, IChain <MessageInfo, T> map)
{
_rule(edge, attributes, map);
}
