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create chart from scratch by sandeeptiwari32 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1848432 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Alain Béarez 2018-12-08 02:44:22 +00:00
parent 3c313a7f66
commit ef75a6d2d2
10 changed files with 467 additions and 18 deletions
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145
src/examples/src/org/apache/poi/xslf/usermodel/ChartFromScratch.java Normal file
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@ -0,0 +1,145 @@
/*
* ====================================================================
* 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.BufferedReader;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xddf.usermodel.chart.AxisCrosses;
import org.apache.poi.xddf.usermodel.chart.AxisPosition;
import org.apache.poi.xddf.usermodel.chart.BarDirection;
import org.apache.poi.xddf.usermodel.chart.ChartTypes;
import org.apache.poi.xddf.usermodel.chart.LegendPosition;
import org.apache.poi.xddf.usermodel.chart.XDDFBarChartData;
import org.apache.poi.xddf.usermodel.chart.XDDFChart;
import org.apache.poi.xddf.usermodel.chart.XDDFChartAxis;
import org.apache.poi.xddf.usermodel.chart.XDDFChartLegend;
import org.apache.poi.xddf.usermodel.chart.XDDFDataSource;
import org.apache.poi.xddf.usermodel.chart.XDDFDataSourcesFactory;
import org.apache.poi.xddf.usermodel.chart.XDDFNumericalDataSource;
import org.apache.poi.xddf.usermodel.chart.XDDFValueAxis;
/**
* Build a chart without reading template file
*/
public class ChartFromScratch {
private static void usage(){
System.out.println("Usage: BarChartExample <bar-chart-data.txt>");
System.out.println(" bar-chart-data.txt the model to set. First line is chart title, " +
"then go pairs {axis-label value}");
}
public static void main(String[] args) throws Exception {
if(args.length < 1) {
usage();
return;
}
try (BufferedReader modelReader = new BufferedReader(new FileReader(args[0]))) {
String chartTitle = modelReader.readLine(); // first line is chart title
String[] series = modelReader.readLine().split(",");
// Category Axis Data
List<String> listLanguages = new ArrayList<>(10);
// Values
List<Double> listCountries = new ArrayList<>(10);
List<Double> listSpeakers = new ArrayList<>(10);
// set model
String ln;
while((ln = modelReader.readLine()) != null) {
String[] vals = ln.split(",");
listCountries.add(Double.valueOf(vals[0]));
listSpeakers.add(Double.valueOf(vals[1]));
listLanguages.add(vals[2]);
}
String[] categories = listLanguages.toArray(new String[listLanguages.size()]);
Double[] values1 = listCountries.toArray(new Double[listCountries.size()]);
Double[] values2 = listSpeakers.toArray(new Double[listSpeakers.size()]);
try {
XMLSlideShow ppt = new XMLSlideShow();
XSLFSlide slide = ppt.createSlide();
XSLFChart chart = ppt.createChart();
Rectangle2D rect2D = new java.awt.Rectangle(XDDFChart.DEFAULT_X, XDDFChart.DEFAULT_Y,
XDDFChart.DEFAULT_WIDTH, XDDFChart.DEFAULT_HEIGHT);
slide.addChart(chart, rect2D);
setBarData(chart, chartTitle, series, categories, values1, values2);
// save the result
try (OutputStream out = new FileOutputStream("bar-chart-demo-output.pptx")) {
ppt.write(out);
}
}
catch(Exception e)
{
e.printStackTrace();
}
}
System.out.println("Done");
}
private static void setBarData(XSLFChart chart, String chartTitle, String[] series, String[] categories, Double[] values1, Double[] values2) {
// Use a category axis for the bottom axis.
XDDFChartAxis bottomAxis = chart.createCategoryAxis(AxisPosition.BOTTOM);
bottomAxis.setTitle(series[2]);
XDDFValueAxis leftAxis = chart.createValueAxis(AxisPosition.LEFT);
leftAxis.setTitle(series[0]+","+series[1]);
leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
final int numOfPoints = categories.length;
final String categoryDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, 0, 0));
final String valuesDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, 1, 1));
final String valuesDataRange2 = chart.formatRange(new CellRangeAddress(1, numOfPoints, 2, 2));
final XDDFDataSource<?> categoriesData = XDDFDataSourcesFactory.fromArray(categories, categoryDataRange, 0);
final XDDFNumericalDataSource<? extends Number> valuesData = XDDFDataSourcesFactory.fromArray(values1, valuesDataRange, 1);
values1[6] = 16.0; // if you ever want to change the underlying data
final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, 2);
XDDFBarChartData bar = (XDDFBarChartData) chart.createData(ChartTypes.BAR, bottomAxis, leftAxis);
XDDFBarChartData.Series series1 = (XDDFBarChartData.Series) bar.addSeries(categoriesData, valuesData);
series1.setTitle(series[0], chart.setSheetTitle(series[0], 1));
XDDFBarChartData.Series series2 = (XDDFBarChartData.Series) bar.addSeries(categoriesData, valuesData2);
series2.setTitle(series[1], chart.setSheetTitle(series[1], 2));
bar.setVaryColors(true);
bar.setBarDirection(BarDirection.COL);
chart.plot(bar);
XDDFChartLegend legend = chart.getOrAddLegend();
legend.setPosition(LegendPosition.LEFT);
legend.setOverlay(false);
chart.setTitleText(chartTitle);
chart.setTitleOverlay(false);
}
}

140
src/examples/src/org/apache/poi/xwpf/usermodel/examples/ChartFromScratch.java Normal file
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@ -0,0 +1,140 @@
/*
* ====================================================================
* 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.xwpf.usermodel.examples;
import java.io.BufferedReader;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xddf.usermodel.chart.AxisCrosses;
import org.apache.poi.xddf.usermodel.chart.AxisPosition;
import org.apache.poi.xddf.usermodel.chart.BarDirection;
import org.apache.poi.xddf.usermodel.chart.ChartTypes;
import org.apache.poi.xddf.usermodel.chart.LegendPosition;
import org.apache.poi.xddf.usermodel.chart.XDDFBarChartData;
import org.apache.poi.xddf.usermodel.chart.XDDFChart;
import org.apache.poi.xddf.usermodel.chart.XDDFChartAxis;
import org.apache.poi.xddf.usermodel.chart.XDDFChartLegend;
import org.apache.poi.xddf.usermodel.chart.XDDFDataSource;
import org.apache.poi.xddf.usermodel.chart.XDDFDataSourcesFactory;
import org.apache.poi.xddf.usermodel.chart.XDDFNumericalDataSource;
import org.apache.poi.xddf.usermodel.chart.XDDFValueAxis;
import org.apache.poi.xwpf.usermodel.XWPFChart;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
/**
* Build a chart without reading template file
*/
public class ChartFromScratch {
private static void usage(){
System.out.println("Usage: BarChartExample <bar-chart-data.txt>");
System.out.println(" bar-chart-data.txt the model to set. First line is chart title, " +
"then go pairs {axis-label value}");
}
public static void main(String[] args) throws Exception {
if(args.length < 1) {
usage();
return;
}
try (BufferedReader modelReader = new BufferedReader(new FileReader(args[0]))) {
String chartTitle = modelReader.readLine(); // first line is chart title
String[] series = modelReader.readLine().split(",");
// Category Axis Data
List<String> listLanguages = new ArrayList<>(10);
// Values
List<Double> listCountries = new ArrayList<>(10);
List<Double> listSpeakers = new ArrayList<>(10);
// set model
String ln;
while((ln = modelReader.readLine()) != null) {
String[] vals = ln.split(",");
listCountries.add(Double.valueOf(vals[0]));
listSpeakers.add(Double.valueOf(vals[1]));
listLanguages.add(vals[2]);
}
String[] categories = listLanguages.toArray(new String[listLanguages.size()]);
Double[] values1 = listCountries.toArray(new Double[listCountries.size()]);
Double[] values2 = listSpeakers.toArray(new Double[listSpeakers.size()]);
try (XWPFDocument doc = new XWPFDocument()) {
XWPFChart chart = doc.createChart(XDDFChart.DEFAULT_WIDTH, XDDFChart.DEFAULT_HEIGHT);
setBarData(chart, chartTitle, series, categories, values1, values2);
// save the result
try (OutputStream out = new FileOutputStream("bar-chart-demo-output.docx")) {
doc.write(out);
}
}
catch(Exception e)
{
e.printStackTrace();
}
}
System.out.println("Done");
}
private static void setBarData(XWPFChart chart, String chartTitle, String[] series, String[] categories, Double[] values1, Double[] values2) {
// Use a category axis for the bottom axis.
XDDFChartAxis bottomAxis = chart.createCategoryAxis(AxisPosition.BOTTOM);
bottomAxis.setTitle(series[2]);
XDDFValueAxis leftAxis = chart.createValueAxis(AxisPosition.LEFT);
leftAxis.setTitle(series[0]+","+series[1]);
leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
final int numOfPoints = categories.length;
final String categoryDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, 0, 0));
final String valuesDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, 1, 1));
final String valuesDataRange2 = chart.formatRange(new CellRangeAddress(1, numOfPoints, 2, 2));
final XDDFDataSource<?> categoriesData = XDDFDataSourcesFactory.fromArray(categories, categoryDataRange, 0);
final XDDFNumericalDataSource<? extends Number> valuesData = XDDFDataSourcesFactory.fromArray(values1, valuesDataRange, 1);
values1[6] = 16.0; // if you ever want to change the underlying data
final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, 2);
XDDFBarChartData bar = (XDDFBarChartData) chart.createData(ChartTypes.BAR, bottomAxis, leftAxis);
XDDFBarChartData.Series series1 = (XDDFBarChartData.Series) bar.addSeries(categoriesData, valuesData);
series1.setTitle(series[0], chart.setSheetTitle(series[0], 1));
XDDFBarChartData.Series series2 = (XDDFBarChartData.Series) bar.addSeries(categoriesData, valuesData2);
series2.setTitle(series[1], chart.setSheetTitle(series[1], 2));
bar.setVaryColors(true);
bar.setBarDirection(BarDirection.COL);
chart.plot(bar);
XDDFChartLegend legend = chart.getOrAddLegend();
legend.setPosition(LegendPosition.LEFT);
legend.setOverlay(false);
chart.setTitleText(chartTitle);
chart.setTitleOverlay(false);
}
}

46
src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFChart.java
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@ -53,6 +53,7 @@ import org.apache.poi.xddf.usermodel.text.XDDFTextBody;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFTable;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.apache.xmlbeans.XmlException;
import org.apache.xmlbeans.XmlOptions;
@ -81,6 +82,27 @@ import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTTableColumns;
@Beta
public abstract class XDDFChart extends POIXMLDocumentPart implements TextContainer {
/**
* default width of chart in emu
*/
public static final int DEFAULT_WIDTH = 500000;
/**
* default height of chart in emu
*/
public static final int DEFAULT_HEIGHT = 500000;
/**
* default x-coordinate of chart in emu
*/
public static final int DEFAULT_X = 10;
/**
* default y-coordinate value of chart in emu
*/
public static final int DEFAULT_Y = 10;
/**
* Underlying workbook
*/
@ -712,10 +734,29 @@ public abstract class XDDFChart extends POIXMLDocumentPart implements TextContai
XSSFRow row = this.getRow(sheet, 0);
XSSFCell cell = this.getCell(row, column);
cell.setCellValue(title);
this.updateSheetTable(sheet.getTables().get(0).getCTTable(), title, column);
CTTable ctTable = this.getSheetTable(sheet);
this.updateSheetTable(ctTable, title, column);
return new CellReference(sheet.getSheetName(), 0, column, true, true);
}
/**
* this method will check whether sheet have table
* in case table size zero then create new table and add table columns element
* @param sheet
* @return table object
*/
private CTTable getSheetTable(XSSFSheet sheet) {
if(sheet.getTables().size() == 0)
{
XSSFTable newTable = sheet.createTable(null);
newTable.getCTTable().addNewTableColumns();
sheet.getTables().add(newTable);
}
return sheet.getTables().get(0).getCTTable();
}
/**
* this method update column header of sheet into table
*
@ -729,7 +770,8 @@ public abstract class XDDFChart extends POIXMLDocumentPart implements TextContai
private void updateSheetTable(CTTable ctTable, String title, int index) {
CTTableColumns tableColumnList = ctTable.getTableColumns();
CTTableColumn column = null;
for( int i = 0; tableColumnList.getCount() < index; i++) {
int columnCount = tableColumnList.getTableColumnList().size()-1;
for( int i = columnCount; i < index; i++) {
column = tableColumnList.addNewTableColumn();
column.setId(i);
}

15
src/ooxml/java/org/apache/poi/xslf/usermodel/XMLSlideShow.java
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@ -302,14 +302,23 @@ public class XMLSlideShow extends POIXMLDocument
* Create a blank chart on the given slide.
*/
public XSLFChart createChart(XSLFSlide slide) {
XSLFChart chart = createChart();
slide.addRelation(null, XSLFRelation.CHART, chart);
return chart;
}
/**
* This method is used to create template for chart XML.
* @return Xslf chart object
* @since POI 4.0.2
*/
public XSLFChart createChart() {
int chartIdx = findNextAvailableFileNameIndex(XSLFRelation.CHART, _charts.size() + 1);
XSLFChart chart = (XSLFChart) createRelationship(XSLFRelation.CHART, XSLFFactory.getInstance(), chartIdx, true).getDocumentPart();
slide.addRelation(null, XSLFRelation.CHART, chart);
chart.setChartIndex(chartIdx);
_charts.add(chart);
return chart;
}
/**
* Return notes slide for the specified slide or create new if it does not exist yet.
*/
@ -416,7 +425,7 @@ public class XMLSlideShow extends POIXMLDocument
* Return all the charts in the slideshow
*/
public List<XSLFChart> getCharts() {
return _charts;
return Collections.unmodifiableList(_charts);
}
/**

57
src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFChart.java
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@ -19,16 +19,28 @@
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
@ -36,6 +48,8 @@ import org.openxmlformats.schemas.drawingml.x2006.main.CTTextBody;
@Beta
public final class XSLFChart extends XDDFChart {
private static String CHART_URI = "http://schemas.openxmlformats.org/drawingml/2006/chart";
/**
* Construct a PresentationML chart.
*/
@ -90,4 +104,47 @@ public final class XSLFChart extends XDDFChart {
};
}
}
/**
* 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 4.0.2
*/
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();
XmlCursor grCur = gr.newCursor();
grCur.toNextToken();
grCur.beginElement(new QName(CHART_URI, "chart"));
grCur.insertAttributeWithValue("id", PackageRelationshipTypes.CORE_PROPERTIES_ECMA376_NS, rID);
grCur.dispose();
gr.setUri(CHART_URI);
return frame;
}
}

13
src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFDrawing.java
View File

@ -107,6 +107,19 @@ public class XSLFDrawing {
return shape;
}
/**
* This method will add chart into slide's graphic frame
*
* @param rID relation id of chart
* @param rect2D Chart Bounding values
* @since POI 4.0.2
*/
public void addChart(String rID, Rectangle2D rect2D) {
CTGraphicalObjectFrame sp = _spTree.addNewGraphicFrame();
sp.set(XSLFChart.prototype(_sheet.allocateShapeId(), rID, rect2D));
}
public XSLFObjectShape createOleShape(String pictureRel) {
CTGraphicalObjectFrame sp = _spTree.addNewGraphicFrame();
sp.set(XSLFObjectShape.prototype(_sheet.allocateShapeId(), pictureRel));

27
src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFSheet.java
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@ -20,6 +20,7 @@ import static org.apache.poi.ooxml.POIXMLTypeLoader.DEFAULT_XML_OPTIONS;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.geom.Rectangle2D;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
@ -52,6 +53,7 @@ import org.apache.poi.util.IOUtils;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
import org.apache.poi.util.Units;
import org.apache.poi.xddf.usermodel.chart.XDDFChart;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlException;
import org.apache.xmlbeans.XmlObject;
@ -313,7 +315,6 @@ implements XSLFShapeContainer, Sheet<XSLFShape,XSLFTextParagraph> {
oleObj.setImgW(Units.toEMU(dim.getWidth()));
oleObj.setImgH(Units.toEMU(dim.getHeight()));
getShapes().add(sh);
sh.setParent(this);
return sh;
@ -719,4 +720,28 @@ implements XSLFShapeContainer, Sheet<XSLFShape,XSLFTextParagraph> {
return (ph == null) ? null : new XSLFPlaceholderDetails(ph);
}
/**
* this method will add chart into slide
* with default height, width, x and y
* @param chart xslf chart object
* @since POI 4.0.2
*/
public void addChart(XSLFChart chart) {
Rectangle2D rect2D = new java.awt.Rectangle(XDDFChart.DEFAULT_X, XDDFChart.DEFAULT_Y,
XDDFChart.DEFAULT_WIDTH, XDDFChart.DEFAULT_HEIGHT);
this.addChart(chart, rect2D);
}
/**
* this method will add chart into slide
* with given height, width, x and y
* @param chart xslf chart object
* @since POI 4.0.2
*/
public void addChart(XSLFChart chart, Rectangle2D rect2D) {
RelationPart rp = addRelation(null, XSLFRelation.CHART, chart);
getDrawing().addChart(rp.getRelationship().getId(), rect2D);
}
}

4
src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFChart.java
View File

@ -39,12 +39,12 @@ public class XWPFChart extends XDDFChart {
/**
* default width of chart in emu
*/
public static final int DEFAULT_WIDTH = 500000;
public static final int DEFAULT_WIDTH = XDDFChart.DEFAULT_WIDTH;
/**
* default height of chart in emu
*/
public static final int DEFAULT_HEIGHT = 500000;
public static final int DEFAULT_HEIGHT = XDDFChart.DEFAULT_HEIGHT;
// lazy initialization
private Long checksum;

3
src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFDocument.java
View File

@ -58,6 +58,7 @@ import org.apache.poi.util.Internal;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
import org.apache.poi.wp.usermodel.HeaderFooterType;
import org.apache.poi.xddf.usermodel.chart.XDDFChart;
import org.apache.poi.xwpf.model.XWPFHeaderFooterPolicy;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlException;
@ -1672,7 +1673,7 @@ public class XWPFDocument extends POIXMLDocument implements Document, IBody {
* @since POI 4.0.0
*/
public XWPFChart createChart() throws InvalidFormatException, IOException {
return createChart(XWPFChart.DEFAULT_WIDTH, XWPFChart.DEFAULT_HEIGHT);
return createChart(XDDFChart.DEFAULT_WIDTH, XDDFChart.DEFAULT_HEIGHT);
}
/**

17
src/ooxml/testcases/org/apache/poi/xslf/usermodel/TestXSLFSlide.java
View File

@ -20,6 +20,7 @@ import static org.apache.poi.sl.TestCommonSL.sameColor;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
@ -194,4 +195,20 @@ public class TestXSLFSlide {
ppt.close();
}
@Test
public void testCreateChart() throws IOException {
XMLSlideShow ppt = new XMLSlideShow();
XSLFSlide slide = ppt.createSlide();
XSLFChart chart = ppt.createChart();
assertNotNull(chart);
slide.addChart(chart);
assertEquals(XSLFRelation.CHART.getContentType(), chart.getPackagePart().getContentType());
String partName = slide.getRelationPartById("rId2").getDocumentPart().getPackagePart().getPartName().getName();
assertEquals(partName, chart.getPackagePart().getPartName().getName());
ppt.close();
}
}