Bug 214577 Support cube filter in chart
For chart consuming cube, need to support filtering on categories or series, possibly on values if time allows. The UI is similar to the filter dialog for cross tab, but there should be no measure or dimension concepts in chart's dialog.
chart/org.eclipse.birt.chart.reportitem.ui/src/org/eclipse/birt/chart/reportitem/ui/ChartReportItemBuilderImpl.java
* 
	 * @see org.eclipse.birt.chart.ui.swt.interfaces.IUIServiceProvider#getValue(java.lang.String)
	 */
	public final String getValue( String sKey )
	{
		String value = extendedHandle.getModuleHandle( ).getMessage( sKey );
		if ( value == null || value.equals( "" ) ) 
		{
			return sKey;
		}
		return value;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.ui.swt.interfaces.IUIServiceProvider#getConvertedValue(double,
	 *      java.lang.String, java.lang.String)
	 */
	public final double getConvertedValue( double dOriginalValue,
			String sFromUnits, String sToUnits )
	{
		if ( sFromUnits == null || sToUnits == null )
		{
			return dOriginalValue;
		}
		double dResult = -1d;
		
		final IDisplayServer ids = ChartUIUtil.getDisplayServer( );
		if ( sFromUnits.equalsIgnoreCase( "pixels" ) ) 
		{