Package org.pentaho.reporting.engine.classic.core.modules.output.table.xls.helper

Class StaticExcelColorSupport

java.lang.Object

org.pentaho.reporting.engine.classic.core.modules.output.table.xls.helper.StaticExcelColorSupport

All Implemented Interfaces:

ExcelColorProducer

public final class StaticExcelColorSupport
extends Object
implements ExcelColorProducer

POI Excel utility methods.

Author:

Heiko Evermann

Constructor Summary

Constructors

Constructor	Description
StaticExcelColorSupport()	DefaultConstructor.

Method Summary

Modifier and Type	Method	Description
org.apache.poi.hssf.util.HSSFColor	getColor(short index)
short	getNearestColor(Color awtColor)	Find a suitable color for the cell.
static short	getNearestColor(Color awtColor, Map triplets)

Methods inherited from class java.lang.Object

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

Constructor Detail

StaticExcelColorSupport

public StaticExcelColorSupport()

DefaultConstructor.

Method Detail

getNearestColor

public short getNearestColor(Color awtColor)

Find a suitable color for the cell.

The algorithm searches all available triplets, weighted by tripletvalue and tripletdifference to the other triplets. The color wins, which has the smallest triplet difference and where all triplets are nearest to the requested color. Damn, why couldn't these guys from microsoft implement a real color system.

Specified by:

getNearestColor in interface ExcelColorProducer

Parameters:

awtColor - the awt color that should be transformed into an Excel color.

Returns:

the excel color index that is nearest to the supplied color.

getNearestColor

public static short getNearestColor(Color awtColor,
                                    Map triplets)

getColor

public org.apache.poi.hssf.util.HSSFColor getColor(short index)