| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * ==================================================================== |
| */ |
| |
| package org.apache.poi.xssf.usermodel.charts; |
| |
| import org.apache.poi.ss.usermodel.charts.ChartDataSource; |
| import org.openxmlformats.schemas.drawingml.x2006.chart.*; |
| |
| /** |
| * Package private class with utility methods. |
| * |
| * @author Roman Kashitsyn |
| */ |
| class XSSFChartUtil { |
| |
| private XSSFChartUtil() {} |
| |
| /** |
| * Builds CTAxDataSource object content from POI ChartDataSource. |
| * @param ctAxDataSource OOXML data source to build |
| * @param dataSource POI data source to use |
| */ |
| public static void buildAxDataSource(CTAxDataSource ctAxDataSource, ChartDataSource<?> dataSource) { |
| if (dataSource.isNumeric()) { |
| if (dataSource.isReference()) { |
| buildNumRef(ctAxDataSource.addNewNumRef(), dataSource); |
| } else { |
| buildNumLit(ctAxDataSource.addNewNumLit(), dataSource); |
| } |
| } else { |
| if (dataSource.isReference()) { |
| buildStrRef(ctAxDataSource.addNewStrRef(), dataSource); |
| } else { |
| buildStrLit(ctAxDataSource.addNewStrLit(), dataSource); |
| } |
| } |
| } |
| |
| /** |
| * Builds CTNumDataSource object content from POI ChartDataSource |
| * @param ctNumDataSource OOXML data source to build |
| * @param dataSource POI data source to use |
| */ |
| public static void buildNumDataSource(CTNumDataSource ctNumDataSource, |
| ChartDataSource<? extends Number> dataSource) { |
| if (dataSource.isReference()) { |
| buildNumRef(ctNumDataSource.addNewNumRef(), dataSource); |
| } else { |
| buildNumLit(ctNumDataSource.addNewNumLit(), dataSource); |
| } |
| } |
| |
| private static void buildNumRef(CTNumRef ctNumRef, ChartDataSource<?> dataSource) { |
| ctNumRef.setF(dataSource.getFormulaString()); |
| CTNumData cache = ctNumRef.addNewNumCache(); |
| fillNumCache(cache, dataSource); |
| } |
| |
| private static void buildNumLit(CTNumData ctNumData, ChartDataSource<?> dataSource) { |
| fillNumCache(ctNumData, dataSource); |
| } |
| |
| private static void buildStrRef(CTStrRef ctStrRef, ChartDataSource<?> dataSource) { |
| ctStrRef.setF(dataSource.getFormulaString()); |
| CTStrData cache = ctStrRef.addNewStrCache(); |
| fillStringCache(cache, dataSource); |
| } |
| |
| private static void buildStrLit(CTStrData ctStrData, ChartDataSource<?> dataSource) { |
| fillStringCache(ctStrData, dataSource); |
| } |
| |
| private static void fillStringCache(CTStrData cache, ChartDataSource<?> dataSource) { |
| int numOfPoints = dataSource.getPointCount(); |
| cache.addNewPtCount().setVal(numOfPoints); |
| for (int i = 0; i < numOfPoints; ++i) { |
| Object value = dataSource.getPointAt(i); |
| if (value != null) { |
| CTStrVal ctStrVal = cache.addNewPt(); |
| ctStrVal.setIdx(i); |
| ctStrVal.setV(value.toString()); |
| } |
| } |
| |
| } |
| |
| private static void fillNumCache(CTNumData cache, ChartDataSource<?> dataSource) { |
| int numOfPoints = dataSource.getPointCount(); |
| cache.addNewPtCount().setVal(numOfPoints); |
| for (int i = 0; i < numOfPoints; ++i) { |
| Number value = (Number) dataSource.getPointAt(i); |
| if (value != null) { |
| CTNumVal ctNumVal = cache.addNewPt(); |
| ctNumVal.setIdx(i); |
| ctNumVal.setV(value.toString()); |
| } |
| } |
| } |
| } |