Package weka.gui.treevisualizer

Class Node

java.lang.Object

weka.gui.treevisualizer.Node

public class Node
extends Object

This class records all the data about a particular node for displaying.

Version:

$Revision$

Author:

Malcolm Ware (mfw4@cs.waikato.ac.nz)

Constructor Summary

Constructors

Constructor	Description
Node(String label, String refer, int backstyle, int shape, Color color, String d)	This will setup all the values of the node except for its top and center.

Method Summary

Modifier and Type	Method	Description
void	addChild(Edge v)	Set the value of children.
void	adjustCenter(double v)	Will increase or decrease the postion of center.
double	getCenter()	Get the value of center.
Edge	getChild(int i)	Get the Edge for the child number 'i'.
Color	getColor()	Get the value of color.
static int	getCount(Node r, int n)	Recursively finds the number of visible nodes there are (this may accidentally count some of the invis nodes).
boolean	getCVisible()	Get If this node's childs are visible.
static int	getGCount(Node r, int n)	Recursively finds the number of visible groups of siblings there are.
static int	getHeight(Node r, int l)	Recursively finds the number of visible levels there are.
Instances	getInstances()	This will return the Instances object related to this node.
String	getLabel()	Get the value of label.
String	getLine(int n)	Returns the text String for the specfied line.
Edge	getParent(int i)	Get the parent edge.
String	getRefer()	Get the value of refer.
boolean	getRoot()	Get the value of root.
int	getShape()	Get the value of shape.
double	getTop()	Get the value of top.
static int	getTotalCount(Node r, int n)	Recursively finds the total number of nodes there are.
static int	getTotalGCount(Node r, int n)	Recursively finds the total number of groups of siblings there are.
static int	getTotalHeight(Node r, int l)	Recursively finds the total number of levels there are.
boolean	getVisible()	Get the value of visible.
void	setCenter(double v)	Set the value of center.
void	setColor(Color v)	Set the value of color.
void	setCVisible(boolean v)	Sets all the children of this node either to visible or invisible
void	setParent(Edge v)	Set the value of parent.
void	setRefer(String v)	Set the value of refer.
void	setRoot(boolean v)	Set the value of root.
void	setShape(int v)	Set the value of shape.
void	setTop(double v)	Set the value of top.
Dimension	stringSize(FontMetrics f)	This will return the width and height of the rectangle that the text will fit into.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Node

public Node(String label,
            String refer,
            int backstyle,
            int shape,
            Color color,
            String d)

This will setup all the values of the node except for its top and center.

Parameters:

label - The text for the node.

refer - The ID string for this node.

backstyle - The backstyle of this node.

shape - The shape of this node.

color - The color of this node.

Method Detail

getInstances

public Instances getInstances()

This will return the Instances object related to this node. If it has not been allocated then that will be done also.

Returns:

The Instances object.

getCVisible

public boolean getCVisible()

Get If this node's childs are visible.

Returns:

True if the childs are visible.

setCVisible

public void setCVisible(boolean v)

Sets all the children of this node either to visible or invisible

Parameters:

v - True if the children are to be visible

getRefer

public String getRefer()

Get the value of refer.

Returns:

Value of refer.

setRefer

public void setRefer(String v)

Set the value of refer.

Parameters:

v - Value to assign to refer.

getShape

public int getShape()

Get the value of shape.

Returns:

Value of shape.

setShape

public void setShape(int v)

Set the value of shape.

Parameters:

v - Value to assign to shape.

getColor

public Color getColor()

Get the value of color.

Returns:

Value of color.

setColor

public void setColor(Color v)

Set the value of color.

Parameters:

v - Value to assign to color.

getLabel

public String getLabel()

Get the value of label.

Returns:

Value of label.

stringSize

public Dimension stringSize(FontMetrics f)

This will return the width and height of the rectangle that the text will fit into.

Parameters:

f - The size info for the Font.

Returns:

A Dimension containing the size of the text.

getLine

public String getLine(int n)

Returns the text String for the specfied line.

Parameters:

n - The line wanted.

Returns:

The String corresponding to that line.

getCenter

public double getCenter()

Get the value of center.

Returns:

Value of center.

setCenter

public void setCenter(double v)

Set the value of center.

Parameters:

v - Value to assign to center.

adjustCenter

public void adjustCenter(double v)

Will increase or decrease the postion of center.

Parameters:

v - The amount to increase or decrease center by.

getTop

public double getTop()

Get the value of top.

Returns:

Value of top.

setTop

public void setTop(double v)

Set the value of top.

Parameters:

v - Value to assign to top.

getVisible

public boolean getVisible()

Get the value of visible.

Returns:

Value of visible.

getRoot

public boolean getRoot()

Get the value of root.

Returns:

True if has no parents.

setRoot

public void setRoot(boolean v)

Set the value of root.

Parameters:

v - Value to assign to root.

getParent

public Edge getParent(int i)

Get the parent edge.

Parameters:

i - The parent number to get.

Returns:

The parent edge or NULL if it doesn't exist.

setParent

public void setParent(Edge v)

Set the value of parent.

Parameters:

v - Value to assign to parent.

getChild

public Edge getChild(int i)

Get the Edge for the child number 'i'.

Parameters:

i - The child number to get.

Returns:

The child Edge or NULL if it doesn't exist.

addChild

public void addChild(Edge v)

Set the value of children.

Parameters:

v - Value to assign to children.

getGCount

public static int getGCount(Node r,
                            int n)

Recursively finds the number of visible groups of siblings there are.

Parameters:

r - The current Node upto.

n - The current number of groups there are.

Returns:

The number of groups found so far.

getTotalGCount

public static int getTotalGCount(Node r,
                                 int n)

Recursively finds the total number of groups of siblings there are.

Parameters:

r - The current Node upto.

n - The current number of groups there are.

Returns:

The number of groups found so far.

getCount

public static int getCount(Node r,
                           int n)

Recursively finds the number of visible nodes there are (this may accidentally count some of the invis nodes).

Parameters:

r - The current Node upto.

n - The current number nodes there are.

Returns:

The number of nodes found so far.

getTotalCount

public static int getTotalCount(Node r,
                                int n)

Recursively finds the total number of nodes there are.

Parameters:

r - The current Node upto.

n - The current number nodes there are.

Returns:

The number of nodes found so far.

getHeight

public static int getHeight(Node r,
                            int l)

Recursively finds the number of visible levels there are.

Parameters:

r - The current Node upto.

l - The curent level.

Returns:

The max number of levels found so far.

getTotalHeight

public static int getTotalHeight(Node r,
                                 int l)

Recursively finds the total number of levels there are.

Parameters:

r - The current Node upto.

l - The curent level.

Returns:

The max number of levels found so far.