de.laures.cewolf.cpp
Class MeterEnhancer

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

All Implemented Interfaces:

ChartPostProcessor, java.io.Serializable

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

A postprocessor for changing details of a Meter plot.
units an arbitrary string to be displayed next to the numeric value; optional; default "Units"
needleColor optional; default #FFFFFF (i.e., white)
backgroundColor optional; default #000000 (i.e., black)
valueColor optional; default #FFFFFF (i.e., white)

Usage:

<chart:chartpostprocessor id="thermometerEnhancer">
<chart:param name="units" value="km/h" />
<chart:param name="needleColor" value="#336699" />
<chart:param name="valueColor" value="#99AACC" />
<chart:param name="backgroundColor" value="#CCCCCC" />
</chart:chartpostprocessor>

See Also:

Serialized Form

Constructor Summary

MeterEnhancer()

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

MeterEnhancer

public MeterEnhancer()

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