joshua.ui.tree_visualizer.Node Class Reference

List of all members.

Public Member Functions
	Node (String label, boolean isSource)
String	toString ()
Public Attributes
final String	label
final boolean	isSource
boolean	isHighlighted = false

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Detailed Description

A representation of a node in a derivation tree. The derivation tree class itself is parameterized in terms of this class and the DerivationEdge class. A Node may represent either a non-terminal symbol or one or more terminal symbols of the derivation.

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Constructor & Destructor Documentation

joshua.ui.tree_visualizer.Node.Node	(	String	label,
		boolean	isSource
	)

Constructor used for root nodes or nodes whose parent is not given.

Parameters:

label	a String that represents the symbols at this node
isSource	a boolean saying whether this is a source-side node

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Member Function Documentation

String joshua.ui.tree_visualizer.Node.toString

(

)

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Member Data Documentation

boolean joshua.ui.tree_visualizer.Node.isHighlighted = false

A boolean to let the renderer know whether this vertex is highlighted.

final boolean joshua.ui.tree_visualizer.Node.isSource

Indicates whether this node is part of the source-side of target- side derivation tree.

final String joshua.ui.tree_visualizer.Node.label

The label to be shown on the node. If the node is a non-terminal symbol, it is the name of the symbol. Otherwise, it is terminal symbols joined with spaces.