gov.nasa.worldwind.util

Class BasicClutterFilter

java.lang.Object

gov.nasa.worldwind.util.BasicClutterFilter

All Implemented Interfaces:

ClutterFilter

public class BasicClutterFilter
extends Object
implements ClutterFilter

A simple clutter filter that compares bounding rectangles to each other.

Field Summary

Fields

Modifier and Type	Field and Description
protected List<Rectangle2D>	rectList

Constructor Summary

Constructors

Constructor and Description
BasicClutterFilter()

Method Summary

Modifier and Type	Method and Description
void	apply(DrawContext dc, List<Declutterable> shapes) Applies the filter for a specified list of Declutterable shapes.
protected void	clear()
protected Rectangle2D	intersects(Rectangle2D rectangle) Indicates whether a specified region intersects a region in the filter.

Methods inherited from class java.lang.Object

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

Field Detail

rectList

protected List<Rectangle2D> rectList

Constructor Detail

BasicClutterFilter

public BasicClutterFilter()

Method Detail

apply

public void apply(DrawContext dc,
                  List<Declutterable> shapes)

Description copied from interface: ClutterFilter

Applies the filter for a specified list of Declutterable shapes.

Specified by:

apply in interface ClutterFilter

Parameters:

dc - the current draw context.

shapes - the shapes to declutter.

clear

protected void clear()

intersects

protected Rectangle2D intersects(Rectangle2D rectangle)

Indicates whether a specified region intersects a region in the filter.

Parameters:

rectangle - the region to test.

Returns:

true if the region intersects one or more other regions in the filter, otherwise false.