Class SearchNode

The helper point that the grid of the findpaths' possible ways consists of.

Inheritance
System.Object
SearchNode
SearchGridNode
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Syncfusion.Windows.Forms.Diagram
Assembly: Syncfusion.Diagram.Base.dll
Syntax
public abstract class SearchNode

Constructors

SearchNode(PointF)

Initializes a new instance of the SearchNode class.

Declaration
public SearchNode(PointF ptLocation)
Parameters
Type Name Description
System.Drawing.PointF ptLocation

The point location.

Properties

Location

Gets the location.

Declaration
public PointF Location { get; }
Property Value
Type Description
System.Drawing.PointF

The location.

Neighbours

Gets the neighbours.

Declaration
public ArrayList Neighbours { get; }
Property Value
Type Description
System.Collections.ArrayList

The neighbours.

Parent

Gets or sets the parent.

Declaration
public SearchNode Parent { get; set; }
Property Value
Type Description
SearchNode

The parent.

Processed

Gets or sets a value indicating whether this SearchNode is processed.

Declaration
public bool Processed { get; set; }
Property Value
Type Description
System.Boolean

true if processed; otherwise, false.

Methods

CalcHeuristicCost(SearchNode)

Calculates the heuristic cost.

Declaration
protected abstract float CalcHeuristicCost(SearchNode nodeTo)
Parameters
Type Name Description
SearchNode nodeTo

The node to.
Returns
Type Description
System.Single

The value.

CalcMoveCost(SearchNode)

Calculates the move cost.

Declaration
protected abstract float CalcMoveCost(SearchNode nodeFrom)
Parameters
Type Name Description
SearchNode nodeFrom

The node from.
Returns
Type Description
System.Single

The value.

GetAllCosts()

Gets all costs.

Declaration
public int GetAllCosts()
Returns
Type Description
System.Int32

The value.
Remarks

Always return 0.

GetGraphHeuristicCost(SearchNode, SearchNode)

Gets the graph heuristic cost.

Declaration
public static float GetGraphHeuristicCost(SearchNode from, SearchNode to)
Parameters
Type Name Description
SearchNode from

From node.
SearchNode to

To node.
Returns
Type Description
System.Single

The value.

GetGraphMoveCost(SearchNode, SearchNode)

Gets the graph move cost.

Declaration
public static float GetGraphMoveCost(SearchNode from, SearchNode to)
Parameters
Type Name Description
SearchNode from

The source node.
SearchNode to

The target node.
Returns
Type Description
System.Single

The value.

GetGridHeuristicCost(SearchNode, SearchNode)

Gets the grid heuristic cost.

Declaration
public static float GetGridHeuristicCost(SearchNode from, SearchNode to)
Parameters
Type Name Description
SearchNode from

Node to calc heuristic from.
SearchNode to

Node to calc heuristic to.
Returns
Type Description
System.Single

Heuristic from from to to.

GetGridMoveCost(SearchNode, SearchNode)

Gets the grid move cost.

Declaration
public static float GetGridMoveCost(SearchNode from, SearchNode to)
Parameters
Type Name Description
SearchNode from

From node.
SearchNode to

To node.
Returns
Type Description
System.Single

The value.

GetHeuristicCost(SearchNode)

Gets the heuristic cost.

Declaration
public float GetHeuristicCost(SearchNode node)
Parameters
Type Name Description
SearchNode node

The node.
Returns
Type Description
System.Single

The value.

GetMoveCost()

Calculates G value for this node from given node.

Declaration
public float GetMoveCost()
Returns
Type Description
System.Single

G value.

ResetFGCalculations()

Sets CalcFlag to true.

Declaration
public void ResetFGCalculations()

Extension Methods