diva.graph.basic
Class BasicNodeRenderer

java.lang.Object
  diva.graph.basic.BasicNodeRenderer

All Implemented Interfaces:

NodeRenderer

public class BasicNodeRenderer
extends java.lang.Object
implements NodeRenderer

A factory which creates and returns a NodeFigure given a node input to render.

Version:

$Id: BasicNodeRenderer.java 38798 2005-07-08 20:00:01Z cxh $

Author:

Michael Shilman

Accepted Rating:

Red

Field Summary

private java.awt.Paint	_compositeFill The fill paint for composite nodes.
private double	_compositeScale The scaling factor for composite nodes.
private java.awt.Shape	_compositeShape The shape for composite nodes.
private GraphController	_controller The graph controller
private java.awt.Paint	_nodeFill The fill paint for nodes.
private java.awt.Shape	_nodeShape The shape for nodes.

Constructor Summary

BasicNodeRenderer(GraphController controller)
Create a renderer which renders nodes square and orange.

BasicNodeRenderer(GraphController controller, java.awt.Shape nodeShape, java.awt.Shape compositeShape, java.awt.Paint nodeFill, java.awt.Paint compositeFill, double compositeScale)
Create a renderer which renders nodes using the given shape and fill paint.

Method Summary

java.awt.Paint	getCompositeFill() Return the fill that composites are painted with.
double	getCompositeScale() Return the scaling factor for the composite nodes
java.awt.Shape	getCompositeShape() Return the shape that composites are rendered in.
GraphController	getGraphController() Return the graph controller.
java.awt.Paint	getNodeFill() Return the fill that nodes are painted with.
java.awt.Shape	getNodeShape() Return the shape that nodes are rendered in.
Figure	render(java.lang.Object node) Return the rendered visual representation of this node.
void	setCompositeFill(java.awt.Paint p) Set the fill to paint the composites with.
void	setCompositeScale(double scale) Set the scaling factor for the composite nodes.
void	setCompositeShape(java.awt.Shape s) Set the shape for composites to be rendered in.
void	setNodeFill(java.awt.Paint p) Set the fill to paint the nodes with.
void	setNodeShape(java.awt.Shape s) Set the shape for nodes to be rendered in.

Methods inherited from class java.lang.Object

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

Field Detail

_controller

private GraphController _controller

The graph controller

_nodeShape

private java.awt.Shape _nodeShape

The shape for nodes.

_compositeShape

private java.awt.Shape _compositeShape

The shape for composite nodes.

_compositeScale

private double _compositeScale

The scaling factor for composite nodes.

See Also:

setCompositeScale(double)

_nodeFill

private java.awt.Paint _nodeFill

The fill paint for nodes.

_compositeFill

private java.awt.Paint _compositeFill

The fill paint for composite nodes.

Constructor Detail

BasicNodeRenderer

public BasicNodeRenderer(GraphController controller)

Create a renderer which renders nodes square and orange.

BasicNodeRenderer

public BasicNodeRenderer(GraphController controller,
                         java.awt.Shape nodeShape,
                         java.awt.Shape compositeShape,
                         java.awt.Paint nodeFill,
                         java.awt.Paint compositeFill,
                         double compositeScale)

Create a renderer which renders nodes using the given shape and fill paint. The given shape must be cloneable.

Method Detail

getCompositeFill

public java.awt.Paint getCompositeFill()

Return the fill that composites are painted with.

getCompositeScale

public double getCompositeScale()

Return the scaling factor for the composite nodes

See Also:

setCompositeScale(double)

getCompositeShape

public java.awt.Shape getCompositeShape()

Return the shape that composites are rendered in.

getGraphController

public GraphController getGraphController()

Return the graph controller.

getNodeFill

public java.awt.Paint getNodeFill()

Return the fill that nodes are painted with.

getNodeShape

public java.awt.Shape getNodeShape()

Return the shape that nodes are rendered in.

render

public Figure render(java.lang.Object node)

Return the rendered visual representation of this node.

Specified by:

render in interface NodeRenderer

Parameters:

node - The node to render.

Returns:

The persistent object that is drawn on the screen.

setCompositeFill

public void setCompositeFill(java.awt.Paint p)

Set the fill to paint the composites with.

setCompositeScale

public void setCompositeScale(double scale)

Set the scaling factor for the composite nodes. Given factor must be greater than 0 and less than or equal to 1. (XXX document this).

setCompositeShape

public void setCompositeShape(java.awt.Shape s)

Set the shape for composites to be rendered in. The shape must implement Cloneable.

setNodeFill

public void setNodeFill(java.awt.Paint p)

Set the fill to paint the nodes with.

setNodeShape

public void setNodeShape(java.awt.Shape s)

Set the shape for nodes to be rendered in. The shape must implement Cloneable.