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/*
* ====================================================================
* 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 java.awt.geom.Rectangle2D;
import java.io.IOException;
import javax.xml.namespace.QName;
import org.apache.poi.ooxml.POIXMLFactory;
import org.apache.poi.ooxml.POIXMLRelation;
import org.apache.poi.openxml4j.opc.PackagePart;
import org.apache.poi.openxml4j.opc.PackageRelationshipTypes;
import org.apache.poi.util.Beta;
import org.apache.poi.xddf.usermodel.chart.XDDFChart;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlException;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTTitle;
import org.openxmlformats.schemas.drawingml.x2006.main.CTGraphicalObjectData;
import org.openxmlformats.schemas.drawingml.x2006.main.CTNonVisualDrawingProps;
import org.openxmlformats.schemas.drawingml.x2006.main.CTPoint2D;
import org.openxmlformats.schemas.drawingml.x2006.main.CTPositiveSize2D;
import org.openxmlformats.schemas.drawingml.x2006.main.CTTextBody;
import org.openxmlformats.schemas.drawingml.x2006.main.CTTransform2D;
import org.openxmlformats.schemas.presentationml.x2006.main.CTGraphicalObjectFrame;
import org.openxmlformats.schemas.presentationml.x2006.main.CTGraphicalObjectFrameNonVisual;
/**
* Represents a Chart in a .pptx presentation
*/
@Beta
public final class XSLFChart extends XDDFChart {
private static String CHART_URI = "http://schemas.openxmlformats.org/drawingml/2006/chart";
/**
* Construct a PresentationML chart.
*/
protected XSLFChart() {
super();
}
/**
* Construct a PresentationML chart from a package part.
*
* @param part the package part holding the chart data,
* the content type must be <code>application/vnd.openxmlformats-officedocument.drawingml.chart+xml</code>
* @since POI 3.14-Beta1
*/
protected XSLFChart(PackagePart part) throws IOException, XmlException {
super(part);
}
@Override
protected POIXMLRelation getChartRelation() {
return XSLFRelation.CHART;
}
@Override
protected POIXMLRelation getChartWorkbookRelation() {
return XSLFRelation.WORKBOOK;
}
@Override
protected POIXMLFactory getChartFactory() {
return XSLFFactory.getInstance();
}
public XSLFTextShape getTitleShape() {
if (!getCTChart().isSetTitle()) {
getCTChart().addNewTitle();
}
final CTTitle title = getCTChart().getTitle();
if (title.getTx() != null && title.getTx().isSetRich()) {
return new XSLFTextShape(title, null) {
@Override
protected CTTextBody getTextBody(boolean create) {
return title.getTx().getRich();
}
};
} else {
return new XSLFTextShape(title, null) {
@Override
protected CTTextBody getTextBody(boolean create) {
return title.getTxPr();
}
};
}
}
/**
* method to add graphic frame for XSLF chart
*
* @param shapeId shape id
* @param rID relation id
* @param anchor size and location of chart
* @return graphic frame object
* @since POI 4.1.0
*/
static CTGraphicalObjectFrame prototype(int shapeId, String rID, Rectangle2D anchor) {
CTGraphicalObjectFrame frame = CTGraphicalObjectFrame.Factory.newInstance();
CTGraphicalObjectFrameNonVisual nvGr = frame.addNewNvGraphicFramePr();
CTNonVisualDrawingProps cnv = nvGr.addNewCNvPr();
cnv.setName("Chart " + shapeId);
cnv.setId(shapeId);
nvGr.addNewCNvGraphicFramePr().addNewGraphicFrameLocks().setNoGrp(true);
nvGr.addNewNvPr();
CTTransform2D xfrm = frame.addNewXfrm();
CTPoint2D off = xfrm.addNewOff();
off.setX((int)anchor.getX());
off.setY((int)anchor.getY());
CTPositiveSize2D ext = xfrm.addNewExt();
ext.setCx((int)anchor.getWidth());
ext.setCy((int)anchor.getHeight());
xfrm.setExt(ext);
xfrm.setOff(off);
CTGraphicalObjectData gr = frame.addNewGraphic().addNewGraphicData();
try (XmlCursor grCur = gr.newCursor()) {
grCur.toNextToken();
grCur.beginElement(new QName(CHART_URI, "chart"));
grCur.insertAttributeWithValue("id", PackageRelationshipTypes.CORE_PROPERTIES_ECMA376_NS, rID);
}
gr.setUri(CHART_URI);
return frame;
}
}
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