com.metsci.glimpse.painter.treemap
Class SquarifiedLayout
java.lang.Object
com.metsci.glimpse.painter.treemap.SquarifiedLayout
- All Implemented Interfaces:
- TreeMapLayout
public class SquarifiedLayout
- extends java.lang.Object
- implements TreeMapLayout
A TreeMap layout which better preserves aspect ratio and provides easier
understanding of spatial relationships between nodes.
This layout is detailed in Squarified Treemaps, by Bruls, Huizing and van
Wijk. Additional information was found on http://jectbd.com/?p=271. The following
sources provide pseudo-code only. This custom Java implementation carries
the same Metron copyright and license as the rest of the Glimpse source code.
- Author:
- borkholder
Method Summary |
java.awt.geom.Rectangle2D[] |
layout(java.awt.geom.Rectangle2D boundary,
double[] areas,
int level)
Returns an array of bounding rectangles in the same order as the provides
areas array. |
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
SquarifiedLayout
public SquarifiedLayout()
layout
public java.awt.geom.Rectangle2D[] layout(java.awt.geom.Rectangle2D boundary,
double[] areas,
int level)
- Description copied from interface:
TreeMapLayout
- Returns an array of bounding rectangles in the same order as the provides
areas
array. The level indicates the current level in the hierarchy
(see NestedTreeMap.getLevel(int)
). The boundary
rectangle
contains the area within which all children should be layed out.
- Specified by:
layout
in interface TreeMapLayout
Copyright © 2012 Metron, Inc.. All Rights Reserved.