create chart from scratch by sandeeptiwari32

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1848432 13f79535-47bb-0310-9956-ffa450edef68

10 files changed, 467 insertions, 18 deletions

diff --git a/src/examples/src/org/apache/poi/xslf/usermodel/ChartFromScratch.java b/src/examples/src/org/apache/poi/xslf/usermodel/ChartFromScratch.java
new file mode 100644
index 0000000000..12f96fa6fd
--- /dev/null
+++ b/src/examples/src/org/apache/poi/xslf/usermodel/ChartFromScratch.java
@@ -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);
+    }
+}
+
diff --git a/src/examples/src/org/apache/poi/xwpf/usermodel/examples/ChartFromScratch.java b/src/examples/src/org/apache/poi/xwpf/usermodel/examples/ChartFromScratch.java
new file mode 100644
index 0000000000..4a1a78150f
--- /dev/null
+++ b/src/examples/src/org/apache/poi/xwpf/usermodel/examples/ChartFromScratch.java
@@ -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);
+    }
+}
+
diff --git a/src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFChart.java b/src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFChart.java
index 321626d71f..4267898309 100644
--- a/src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFChart.java
+++ b/src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFChart.java
@@ -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
      */
@@ -712,11 +734,30 @@ 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
      *
      * @param ctTable
@@ -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);
         }
diff --git a/src/ooxml/java/org/apache/poi/xslf/usermodel/XMLSlideShow.java b/src/ooxml/java/org/apache/poi/xslf/usermodel/XMLSlideShow.java
index 687ddc5f5b..b0cbc59dd1 100644
--- a/src/ooxml/java/org/apache/poi/xslf/usermodel/XMLSlideShow.java
+++ b/src/ooxml/java/org/apache/poi/xslf/usermodel/XMLSlideShow.java
@@ -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);
     }
 
     /**
diff --git a/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFChart.java b/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFChart.java
index 8e6612f875..5e8d73cd06 100644
--- a/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFChart.java
+++ b/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFChart.java
@@ -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;
+    }
 }
diff --git a/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFDrawing.java b/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFDrawing.java
index f4cd0d8e1c..ba93988d0b 100644
--- a/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFDrawing.java
+++ b/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFDrawing.java
@@ -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));
diff --git a/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFSheet.java b/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFSheet.java
index b67264ba0f..2bcf063990 100644
--- a/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFSheet.java
+++ b/src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFSheet.java
@@ -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;
@@ -306,14 +308,13 @@ implements XSLFShapeContainer, Sheet<XSLFShape,XSLFTextParagraph> {
             throw new IllegalArgumentException("pictureData needs to be of type XSLFPictureData");
         }
         RelationPart rp = addRelation(null, XSLFRelation.IMAGES, (XSLFPictureData)pictureData);
-        
+
         XSLFObjectShape sh = getDrawing().createOleShape(rp.getRelationship().getId());
         CTOleObject oleObj = sh.getCTOleObject();
         Dimension dim = pictureData.getImageDimension();
         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);
+    }
+
 }
diff --git a/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFChart.java b/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFChart.java
index 44820a5871..495cde1bf9 100644
--- a/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFChart.java
+++ b/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFChart.java
@@ -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;
diff --git a/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFDocument.java b/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFDocument.java
index e3cc314a4a..8e7e383d45 100644
--- a/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFDocument.java
+++ b/src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFDocument.java
@@ -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);
     }
 
     /**
diff --git a/src/ooxml/testcases/org/apache/poi/xslf/usermodel/TestXSLFSlide.java b/src/ooxml/testcases/org/apache/poi/xslf/usermodel/TestXSLFSlide.java
index fbf4589765..b9cda3fd21 100644
--- a/src/ooxml/testcases/org/apache/poi/xslf/usermodel/TestXSLFSlide.java
+++ b/src/ooxml/testcases/org/apache/poi/xslf/usermodel/TestXSLFSlide.java
@@ -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;
 
@@ -34,7 +35,7 @@ import org.junit.Test;
  * @author Yegor Kozlov
  */
 public class TestXSLFSlide {
-    
+
     @Test
     public void testReadShapes() throws IOException {
         XMLSlideShow  ppt = XSLFTestDataSamples.openSampleDocument("shapes.pptx");
@@ -101,7 +102,7 @@ public class TestXSLFSlide {
         XSLFTable tbl = (XSLFTable)shapes4.get(0);
         assertEquals(3, tbl.getNumberOfColumns());
         assertEquals(6, tbl.getNumberOfRows());
-        
+
         ppt.close();
     }
 
@@ -116,7 +117,7 @@ public class TestXSLFSlide {
         assertFalse(slide.getFollowMasterGraphics());
         slide.setFollowMasterGraphics(true);
         assertTrue(slide.getFollowMasterGraphics());
-        
+
         ppt.close();
     }
 
@@ -174,7 +175,7 @@ public class TestXSLFSlide {
         XSLFPictureShape sh4 = (XSLFPictureShape)shapes2.get(1);
         XSLFPictureShape srcPic = (XSLFPictureShape)src.getSlides().get(4).getShapes().get(1);
         assertArrayEquals(sh4.getPictureData().getData(), srcPic.getPictureData().getData());
-        
+
         ppt.close();
     }
 
@@ -191,7 +192,23 @@ public class TestXSLFSlide {
             }
         }
         assertEquals(30, ppt.getSlides().size());
-        
+
         ppt.close();
-    }    
-}
\ No newline at end of file
+    }
+
+    @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();
+    }
+}