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

static String

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

Constructor Summary

GraphRenderer()

Method Summary

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.