de.laures.cewolf.cpp
Class LegendEnhancer

java.lang.Object
  de.laures.cewolf.cpp.LegendEnhancer

All Implemented Interfaces:

ChartPostProcessor, java.io.Serializable

public class LegendEnhancer
extends java.lang.Object
implements ChartPostProcessor, java.io.Serializable

A postprocessor for modifying the legend of a chart. It supports the following parameters:
fontname optional; default SansSerif
fontsize optional; default is 18
paint optional; default #000000 (i.e., black)
backgroundpaint optional; default #FFFFFF (i.e., white)
bold true/false; optional; default true
italic true/false; optional; default false
top optional; default 1; sets the top padding between the legend border and the legend
left optional; default 1; sets the left padding between the legend border and the legend
right optional; default 1; sets the right padding between the legend border and the legend
bottom optional; default 1; sets the bottom padding between the legend border and the legend

Usage:

<chart:chartpostprocessor id="subTitle">
<chart:param name="fontname" value="Serif" />
<chart:param name="fontsize" value="24" />
<chart:param name="paint" value="#FF8800" />
<chart:param name="backgroundpaint" value="#0088FF" />
<chart:param name="bold" value="false" />
<chart:param name="italic" value="true" />
<chart:param name="top" value="5" />
<chart:param name="left" value="5" />
<chart:param name="right" value="5" />
<chart:param name="bottom" value="5" />
</chart:chartpostprocessor>

See Also:

Serialized Form

Constructor Summary

LegendEnhancer()

Method Summary

void	processChart(org.jfree.chart.JFreeChart chart, java.util.Map<java.lang.String,java.lang.String> params) Processes a generated chart.

Methods inherited from class java.lang.Object

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

Constructor Detail

LegendEnhancer

public LegendEnhancer()

Method Detail

processChart

public void processChart(org.jfree.chart.JFreeChart chart,
                         java.util.Map<java.lang.String,java.lang.String> params)

Description copied from interface: ChartPostProcessor

Processes a generated chart. This method is called by the ChartProducer after a chart instance is generated and before it is rendered (if so). The ChartProducer is responsible for post processing a chart dependant on and only on the provided parameters. This means that the same parameters should result in the same postprocessings.

Specified by:

processChart in interface ChartPostProcessor

Parameters:

chart - the chart instance

params - parameters passed to the postprocessor. These are defined in the JSP

See Also:

ChartPostProcessorTag