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de.laures.cewolf.util
Class Renderer  

java.lang.Object
  de.laures.cewolf.util.Renderer

All Implemented Interfaces:

de.laures.cewolf.WebConstants

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public class Renderer

extends java.lang.Object

implements de.laures.cewolf.WebConstants

Renderer for ChartImageDefinitions.

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Field Summary
private static org.apache.commons.logging.Log	log

 

Fields inherited from interface de.laures.cewolf.WebConstants

AMPERSAND, HEIGHT_PARAM, IMG_PARAM, MIME_PNG, MIME_SVG, SESSIONID_KEY, WIDTH_PARAM

 

Constructor Summary
private	Renderer()           Creates a new instance of Renderer

 

Method Summary
static org.jfree.chart.title.LegendTitle	getLegend(org.jfree.chart.JFreeChart chart)
private static void	handlePNG(java.io.ByteArrayOutputStream baos, org.jfree.chart.JFreeChart chart, int width, int height, org.jfree.chart.ChartRenderingInfo info)           Handles rendering a chart as a PNG.
private static void	handleSVG(java.io.ByteArrayOutputStream baos, org.jfree.chart.JFreeChart chart, int width, int height)           Handles rendering a chart as a SVG.
static void	removeLegend(org.jfree.chart.JFreeChart chart)
static RenderedImage	render(de.laures.cewolf.ChartImage cd, java.lang.Object chart)           Renders a chart image
private static RenderedImage	renderChart(de.laures.cewolf.ChartImage cd, java.lang.Object chart)           Renders a chart
private static RenderedImage	renderLegend(de.laures.cewolf.ChartImage cd, java.lang.Object c)           Renders a legend

 

Methods inherited from class java.lang.Object

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

 

Field Detail

log

private static final org.apache.commons.logging.Log log

Constructor Detail

Renderer

private Renderer()

Creates a new instance of Renderer

Method Detail

render

public static RenderedImage render(de.laures.cewolf.ChartImage cd,
                                   java.lang.Object chart)
                            throws de.laures.cewolf.CewolfException

Renders a chart image

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renderChart

private static RenderedImage renderChart(de.laures.cewolf.ChartImage cd,
                                         java.lang.Object chart)
                                  throws de.laures.cewolf.CewolfException

Renders a chart

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handlePNG

private static void handlePNG(java.io.ByteArrayOutputStream baos,
                              org.jfree.chart.JFreeChart chart,
                              int width,
                              int height,
                              org.jfree.chart.ChartRenderingInfo info)
                       throws java.io.IOException

Handles rendering a chart as a PNG. Currently this method is synchronized because of concurrency issues with JFreeChart.

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handleSVG

private static void handleSVG(java.io.ByteArrayOutputStream baos,
                              org.jfree.chart.JFreeChart chart,
                              int width,
                              int height)
                       throws java.io.IOException

Handles rendering a chart as a SVG. Currently this method is synchronized because of concurrency issues with JFreeChart.

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getLegend

public static org.jfree.chart.title.LegendTitle getLegend(org.jfree.chart.JFreeChart chart)

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removeLegend

public static void removeLegend(org.jfree.chart.JFreeChart chart)

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renderLegend

private static RenderedImage renderLegend(de.laures.cewolf.ChartImage cd,
                                          java.lang.Object c)
                                   throws de.laures.cewolf.CewolfException

Renders a legend

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> de >> laures >> cewolf >> [ util overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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