source: trunk/HeuristicLab.ExtLibs/HeuristicLab.Netron/3.0.2672.12446/Netron.Diagramming.Core-3.0.2672.12446/Analysis/INode.cs @ 16749

using System;
using System.Drawing;

namespace Netron.Diagramming.Core.Analysis {
  /// <summary>
  /// This interface describes the <see cref="IShape"/> from the point of view of graph analysis.
  /// </summary>
  public interface INode {
    /// <summary>
    /// Get the in-degree of the node, the number of edges for which this node
    /// is the target.
    /// </summary>
    int InDegree { get; }
    /// <summary>
    /// Get the out-degree of the node, the number of edges for which this node
    /// is the source.
    /// </summary>
    int OutDegree { get; }
    /// <summary>
    /// Get the degree of the node, the number of edges for which this node
    /// is either the source or the target.
    /// </summary>
    int Degree { get; }
    /// <summary>
    /// Gets the collection of all incoming edges, those for which this node
    /// is the target.
    /// </summary>
    CollectionBase<IEdge> InEdges { get; }
    /// <summary>
    /// Gets or sets whether this shape is fixed with respect to diagram layout
    /// </summary>           
    bool IsFixed { get; set; }
    /// <summary>
    /// Gets or sets a value indicating whether this instance is expanded.
    /// </summary>
    /// <value>
    ///   <c>true</c> if this instance is expanded; otherwise, <c>false</c>.
    /// </value>
    bool IsExpanded { get; set; }
    /// <summary>
    /// Gets the unique identifier of this node.
    /// </summary>
    /// <value>The uid.</value>
    Guid Uid { get; }
    /// <summary>
    /// Gets the collection of all outgoing edges, those for which this node
    /// is the source.
    /// </summary>
    CollectionBase<IEdge> OutEdges { get; }
    /// <summary>
    ///Gets the collection of all incident edges, those for which this node
    /// is either the source or the target.
    /// </summary>
    CollectionBase<IEdge> Edges { get; }
    /// <summary>
    /// Gets the collection of all adjacent nodes connected to this node by an
    /// incoming edge (i.e., all nodes that "point" at this one).
    /// </summary>
    CollectionBase<INode> InNeighbors { get; }
    /// <summary>
    /// Gets the collection of adjacent nodes connected to this node by an
    /// outgoing edge (i.e., all nodes "pointed" to by this one).
    /// </summary>
    CollectionBase<INode> OutNeighbors { get; }

    /// <summary>
    /// Get an iterator over all nodes connected to this node.
    /// </summary>
    CollectionBase<INode> Neighbors { get; }

    /// <summary>
    /// Get the parent node of this node in a tree structure.
    /// </summary>
    INode ParentNode { get; set; }
    /// <summary>
    /// Get the edge between this node and its parent node in a tree
    /// structure.
    /// </summary>
    IEdge ParentEdge { get; set; }
    /// <summary>
    /// Get the tree depth of this node.
    ///<remarks>The root's tree depth is
    /// zero, and each level of the tree is one depth level greater.
    /// </remarks> 
    /// </summary>
    int Depth { get; set; }
    /// <summary>
    /// Get the number of tree children of this node.
    /// </summary>
    int ChildCount { get; }
    /// <summary>
    /// Get this node's first tree child.
    /// </summary>
    INode FirstChild { get; }
    /// <summary>
    /// Get this node's last tree child.
    /// </summary>
    INode LastChild { get; }

    /// <summary>
    /// Gets the X coordinate.
    /// </summary>
    /// <value>The X.</value>
    int X { get; }
    /// <summary>
    /// Gets the Y coordinate.
    /// </summary>
    /// <value>The Y.</value>
    int Y { get; }

    /// <summary>
    /// Get this node's previous tree sibling.
    /// </summary>
    INode PreviousSibling { get; }
    /// <summary>
    /// Get this node's next tree sibling.
    /// </summary>
    INode NextSibling { get; }

    /// <summary>
    /// Gets the rectangle.
    /// </summary>
    /// <value>The rectangle.</value>
    Rectangle Rectangle { get; }
    /// <summary>
    /// Get an iterator over this node's tree children.
    /// </summary>
    CollectionBase<INode> Children { get; set; }
    /// <summary>
    /// Get an iterator over the edges from this node to its tree children.
    /// </summary>
    CollectionBase<IEdge> ChildEdges { get; }

    /// <summary>
    /// Moves the node, the argument being the motion vector.
    /// </summary>
    /// <param name="p">The p.</param>
    void MoveBy(Point p);
  }




}