Package elki.visualization.visualizers.visunproj

Class DendrogramVisualization.HalfPosPositions

java.lang.Object

elki.visualization.visualizers.visunproj.DendrogramVisualization.HalfPosPositions

All Implemented Interfaces:

DendrogramVisualization.Positions

Enclosing class:

DendrogramVisualization

private static class DendrogramVisualization.HalfPosPositions
extends java.lang.Object
implements DendrogramVisualization.Positions

Compact position storage.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field	Description
(package private) double[]	xy	Compact storage of positions.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	HalfPosPositions(int size)	Constructor.

Method Summary

Modifier and Type	Method	Description
double	combine(int o1, int o2, double y3, int o3)	Combine two objects, and return the new X coordinate.
double	getX(int o)	Get the X coordinate of an object.
double	getY(int o)	Get the Y coordinate of an object.
void	set(int off, double d, double height)	Set the initial position

Methods inherited from class java.lang.Object

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

Field Detail

xy

final double[] xy

Compact storage of positions.

Constructor Detail

HalfPosPositions

private HalfPosPositions(int size)

Constructor.

Parameters:

size - Size

Method Detail

set

public void set(int off,
                double d,
                double height)

Description copied from interface: DendrogramVisualization.Positions

Set the initial position

Specified by:

set in interface DendrogramVisualization.Positions

Parameters:

off - Object offset

d - X coordinate

height - Y coordinate

getX

public double getX(int o)

Description copied from interface: DendrogramVisualization.Positions

Get the X coordinate of an object.

Specified by:

getX in interface DendrogramVisualization.Positions

Parameters:

o - Object

Returns:

X coordinate

getY

public double getY(int o)

Description copied from interface: DendrogramVisualization.Positions

Get the Y coordinate of an object.

Specified by:

getY in interface DendrogramVisualization.Positions

Parameters:

o - Object

Returns:

Y coordinate

combine

public double combine(int o1,
                      int o2,
                      double y3,
                      int o3)

Description copied from interface: DendrogramVisualization.Positions

Combine two objects, and return the new X coordinate.

Specified by:

combine in interface DendrogramVisualization.Positions

Parameters:

o1 - First object

o2 - Second object

y3 - Merge Y coordinate

o3 - Resulting cluster number

Returns:

New X coordinate