/*! * This program is free software; you can redistribute it and/or modify it under the * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software * Foundation. * * You should have received a copy of the GNU Lesser General Public License along with this * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html * or from the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU Lesser General Public License for more details. * * Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved. */ package org.pentaho.plugin.jfreereport.reportcharts.metadata; import org.pentaho.reporting.engine.classic.core.metadata.DefaultExpressionPropertyCore; import org.pentaho.reporting.engine.classic.core.metadata.ExpressionPropertyMetaData; public class XYZChartFormulaExpressionPropertyCore extends DefaultExpressionPropertyCore { private static final String[] ADDITIONAL_COLUMN_KEYS = new String[] { "chart::x-value", "chart::y-value", "chart::z-value", "chart::series-index", "chart::series-key", "chart::series-count", "chart::item-index", "chart::item-count" }; public XYZChartFormulaExpressionPropertyCore() { } public String[] getExtraCalculationFields( final ExpressionPropertyMetaData metaData ) { return ADDITIONAL_COLUMN_KEYS.clone(); } }