org.apache.poi.xslf.usermodel.XSLFChart Maven / Gradle / Ivy
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This OSGi bundle wraps poi, poi-contrib, poi-ooxml, poi-ooxml-schemas and poi-scratchpad ${pkgVersion} jar files.
/*
* ====================================================================
* 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.xslf.usermodel;
import org.apache.poi.POIXMLDocumentPart;
import org.apache.poi.openxml4j.opc.PackagePart;
import org.apache.poi.openxml4j.opc.PackageRelationship;
import org.apache.poi.util.Beta;
import org.apache.poi.util.Internal;
import org.apache.xmlbeans.XmlException;
import org.apache.xmlbeans.XmlOptions;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTChart;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTChartSpace;
import org.openxmlformats.schemas.drawingml.x2006.chart.ChartSpaceDocument;
import javax.xml.namespace.QName;
import java.io.IOException;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Map;
/**
* Represents a Chart in a .pptx presentation
*
*
*/
@Beta
public final class XSLFChart extends POIXMLDocumentPart {
/**
* Root element of the Chart part
*/
private CTChartSpace chartSpace;
/**
* The Chart within that
*/
private CTChart chart;
/**
* Construct a chart from a package part.
*
* @param part the package part holding the chart data,
* the content type must be application/vnd.openxmlformats-officedocument.drawingml.chart+xml
* @param rel the package relationship holding this chart,
* the relationship type must be http://schemas.openxmlformats.org/officeDocument/2006/relationships/chart
*/
protected XSLFChart(PackagePart part, PackageRelationship rel) throws IOException, XmlException {
super(part, rel);
chartSpace = ChartSpaceDocument.Factory.parse(part.getInputStream()).getChartSpace();
chart = chartSpace.getChart();
}
/**
* Return the underlying CTChartSpace bean, the root element of the Chart part.
*
* @return the underlying CTChartSpace bean
*/
@Internal
public CTChartSpace getCTChartSpace(){
return chartSpace;
}
/**
* Return the underlying CTChart bean, within the Chart Space
*
* @return the underlying CTChart bean
*/
@Internal
public CTChart getCTChart(){
return chart;
}
@Override
protected void commit() throws IOException {
XmlOptions xmlOptions = new XmlOptions(DEFAULT_XML_OPTIONS);
xmlOptions.setSaveSyntheticDocumentElement(new QName(CTChartSpace.type.getName().getNamespaceURI(), "chartSpace", "c"));
Map map = new HashMap();
map.put("http://schemas.openxmlformats.org/drawingml/2006/main", "a");
map.put("http://schemas.openxmlformats.org/drawingml/2006/chart", "c");
map.put("http://schemas.openxmlformats.org/officeDocument/2006/relationships", "r");
xmlOptions.setSaveSuggestedPrefixes(map);
PackagePart part = getPackagePart();
OutputStream out = part.getOutputStream();
chartSpace.save(out, xmlOptions);
out.close();
}
}