Class CachingVertexRenderer<V,E>

java.lang.Object

edu.uci.ics.jung.visualization.renderers.BasicVertexRenderer<V,E>

edu.uci.ics.jung.visualization.renderers.CachingVertexRenderer<V,E>

All Implemented Interfaces:

LayoutChangeListener<V,E>, Renderer.Vertex<V,E>, EventListener, ChangeListener

public class CachingVertexRenderer<V,E>
extends BasicVertexRenderer<V,E>
implements ChangeListener, LayoutChangeListener<V,E>

Nested Class Summary

Nested classes/interfaces inherited from interface Renderer.Vertex

Renderer.Vertex.NOOP

Field Summary

Fields

Modifier and Type	Field	Description
protected Set<V>	dirtyVertices
protected Map<V,Shape>	vertexShapeMap

Constructor Summary

Constructors

Constructor	Description
CachingVertexRenderer(BasicVisualizationServer<V,E> vv)

Method Summary

Modifier and Type	Method	Description
void	layoutChanged(LayoutEvent<V,E> evt)
protected void	paintIconForVertex(RenderContext<V,E> rc, V v, Layout<V,E> layout)	Paint v's icon on g at (x,y).
void	stateChanged(ChangeEvent evt)

Methods inherited from class BasicVertexRenderer

paintShapeForVertex, paintVertex, prepareFinalVertexShape, vertexHit

Methods inherited from class Object

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

Field Details

vertexShapeMap

protected Map<V,Shape> vertexShapeMap

dirtyVertices

protected Set<V> dirtyVertices

Constructor Details

CachingVertexRenderer

public CachingVertexRenderer(BasicVisualizationServer<V,E> vv)

Method Details

paintIconForVertex

protected void paintIconForVertex(RenderContext<V,E> rc,
 V v,
 Layout<V,E> layout)

Paint v's icon on g at (x,y).

Overrides:

paintIconForVertex in class BasicVertexRenderer<V,E>

Parameters:

rc - the render context used for rendering the vertex

v - the vertex to be painted

layout - the layout algorithm that provides coordinates for the vertex

stateChanged

public void stateChanged(ChangeEvent evt)

Specified by:

stateChanged in interface ChangeListener

layoutChanged

public void layoutChanged(LayoutEvent<V,E> evt)

Specified by:

layoutChanged in interface LayoutChangeListener<V,E>