Package org.jungrapht.visualization.renderers

Class AbstractVertexRenderer<V,E>

java.lang.Object

org.jungrapht.visualization.renderers.AbstractVertexRenderer<V,E>

Type Parameters:

V - vertex type

E - edge type

All Implemented Interfaces:

Renderer.Vertex<V,E>

Direct Known Subclasses:

HeavyweightVertexRenderer, LightweightVertexRenderer

public abstract class AbstractVertexRenderer<V,E>
extends Object
implements Renderer.Vertex<V,E>

Nested Class Summary

Nested classes/interfaces inherited from interface org.jungrapht.visualization.renderers.Renderer.Vertex

Renderer.Vertex.NOOP<V,E>

Constructor Summary

Constructors

Constructor	Description
AbstractVertexRenderer()

Method Summary

Modifier and Type	Method	Description
protected abstract Shape	getVertexShape(RenderContext<V,E> renderContext, V vertex)	LightweightVertexRenderer overrides to provide a lightweight shape HeavyweightVertexRenderer uses the configured vertexShapeFunction
protected abstract void	paintIconForVertex(RenderContext<V,E> renderContext, LayoutModel<V> layoutModel, V v)
protected void	paintShapeForVertex(RenderContext<V,E> renderContext, V v, Shape shape)
void	paintVertex(RenderContext<V,E> renderContext, LayoutModel<V> layoutModel, V v)
protected Shape	prepareFinalVertexShape(RenderContext<V,E> renderContext, LayoutModel<V> layoutModel, V v, int[] coords)	Returns the vertex shape in layout coordinates.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractVertexRenderer

public AbstractVertexRenderer()

Method Detail

paintVertex

public void paintVertex(RenderContext<V,E> renderContext,
                        LayoutModel<V> layoutModel,
                        V v)

Specified by:

paintVertex in interface Renderer.Vertex<V,E>

getVertexShape

protected abstract Shape getVertexShape(RenderContext<V,E> renderContext,
                                        V vertex)

LightweightVertexRenderer overrides to provide a lightweight shape HeavyweightVertexRenderer uses the configured vertexShapeFunction

Parameters:

renderContext -

vertex -

Returns:

prepareFinalVertexShape

protected Shape prepareFinalVertexShape(RenderContext<V,E> renderContext,
                                        LayoutModel<V> layoutModel,
                                        V v,
                                        int[] coords)

Returns the vertex shape in layout coordinates.

Parameters:

v - the vertex whose shape is to be returned

coords - the x and y view coordinates. used by caller to place the icon if available

Returns:

the vertex shape in view coordinates

paintShapeForVertex

protected void paintShapeForVertex(RenderContext<V,E> renderContext,
                                   V v,
                                   Shape shape)

paintIconForVertex

protected abstract void paintIconForVertex(RenderContext<V,E> renderContext,
                                           LayoutModel<V> layoutModel,
                                           V v)