org.archive.wayback.util.graph

Class GraphRenderer

java.lang.Object

org.archive.wayback.util.graph.GraphRenderer

public class GraphRenderer
extends Object

Author:

brad

Field Summary

Fields

Modifier and Type	Field and Description
static String	RENDERED_IMAGE_MIME appropriate Content-Type HTTP header value for graph image content produced by render(OutputStream,Graph)

Constructor Summary

Constructors

Constructor and Description
GraphRenderer()

Method Summary

Methods

Modifier and Type	Method and Description
void	render(OutputStream target, Graph graph) Send a PNG format byte stream for the argument Graph to the provided OutputStream
static String	renderHTML(Graph graph, String mapName, String imgUrl, String[] targets, String[] titles) Create both an HTML AREA map and an HTML IMG for a graph, using provided href targets, and titles within the AREA map.

Methods inherited from class java.lang.Object

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

Field Detail

RENDERED_IMAGE_MIME

public static final String RENDERED_IMAGE_MIME

appropriate Content-Type HTTP header value for graph image content produced by render(OutputStream,Graph)

See Also:

Constant Field Values

Constructor Detail

GraphRenderer

public GraphRenderer()

Method Detail

renderHTML

public static String renderHTML(Graph graph,
                String mapName,
                String imgUrl,
                String[] targets,
                String[] titles)

Create both an HTML AREA map and an HTML IMG for a graph, using provided href targets, and titles within the AREA map.

Parameters:

graph - Graph to draw

mapName - name of HTML AREA map

imgUrl - URL to rendered Graph, see GraphEncoder.encode()

targets - URL href targets for the years in the Graph

titles - titles for the years in the graph.

Returns:

HTML String for the resulting AREA and IMG

render

public void render(OutputStream target,
          Graph graph)
            throws IOException

Send a PNG format byte stream for the argument Graph to the provided OutputStream

Parameters:

target - OutputStream to write PNG format bytes

graph - Graph to send to the target

Throws:

IOException - for usual reasons.