final XDDFBarChartData bar = (XDDFBarChartData) data.get(0);
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);
+ final String categoryDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnLanguages, columnLanguages));
+ final String valuesDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnCountries, columnCountries));
+ final String valuesDataRange2 = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnSpeakers, columnSpeakers));
+ final XDDFDataSource<?> categoriesData = XDDFDataSourcesFactory.fromArray(categories, categoryDataRange, columnLanguages);
+ final XDDFNumericalDataSource<? extends Number> valuesData = XDDFDataSourcesFactory.fromArray(values1, valuesDataRange, columnCountries);
values1[6] = 16.0; // if you ever want to change the underlying data
- final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, 2);
+ final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, columnSpeakers);
XDDFChartData.Series series1 = bar.getSeries(0);
series1.replaceData(categoriesData, valuesData);
- series1.setTitle(series[0], chart.setSheetTitle(series[0], 0));
+ series1.setTitle(series[0], chart.setSheetTitle(series[0], columnCountries));
XDDFChartData.Series series2 = bar.addSeries(categoriesData, valuesData2);
- series2.setTitle(series[1], chart.setSheetTitle(series[1], 1));
+ series2.setTitle(series[1], chart.setSheetTitle(series[1], columnSpeakers));
chart.plot(bar);
chart.setTitleText(chartTitle); // https://stackoverflow.com/questions/30532612
// chart.setTitleOverlay(overlay);
+
+ // adjust font size for readability
+ bar.getCategoryAxis().getOrAddTextProperties().setFontSize(11.5);
+ chart.getTitle().getOrAddTextProperties().setFontSize(18.2);
}
private static void setColumnData(XSLFChart chart, String chartTitle) {
}
return chart;
}
+
+ private static final int columnLanguages = 0;
+ private static final int columnCountries = 1;
+ private static final int columnSpeakers = 2;
}
slide.addChart(chart, rect2D);
setBarData(chart, chartTitle, series, categories, values1, values2);
// save the result
- try (OutputStream out = new FileOutputStream("bar-chart-demo-output.pptx")) {
+ try (OutputStream out = new FileOutputStream("chart-from-scratch.pptx")) {
ppt.write(out);
}
}
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);
+ final String categoryDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnLanguages, columnLanguages));
+ final String valuesDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnCountries, columnCountries));
+ final String valuesDataRange2 = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnSpeakers, columnSpeakers));
+ final XDDFDataSource<?> categoriesData = XDDFDataSourcesFactory.fromArray(categories, categoryDataRange, columnLanguages);
+ final XDDFNumericalDataSource<? extends Number> valuesData = XDDFDataSourcesFactory.fromArray(values1, valuesDataRange, columnCountries);
values1[6] = 16.0; // if you ever want to change the underlying data
- final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, 2);
+ final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, columnSpeakers);
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));
+ series1.setTitle(series[0], chart.setSheetTitle(series[0], columnCountries));
XDDFBarChartData.Series series2 = (XDDFBarChartData.Series) bar.addSeries(categoriesData, valuesData2);
- series2.setTitle(series[1], chart.setSheetTitle(series[1], 2));
+ series2.setTitle(series[1], chart.setSheetTitle(series[1], columnSpeakers));
bar.setVaryColors(true);
bar.setBarDirection(BarDirection.COL);
chart.setTitleText(chartTitle);
chart.setTitleOverlay(false);
}
+
+ private static final int columnLanguages = 0;
+ private static final int columnCountries = 1;
+ private static final int columnSpeakers = 2;
}
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;
import org.openxmlformats.schemas.drawingml.x2006.main.CTShapeProperties;
import org.openxmlformats.schemas.drawingml.x2006.main.CTTextCharacterProperties;
import org.openxmlformats.schemas.drawingml.x2006.main.CTTextParagraphProperties;
-import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTTable;
-import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTTableColumn;
-import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTTableColumns;
@Beta
public abstract class XDDFChart extends POIXMLDocumentPart implements TextContainer {
series.add(new XDDFSurface3DChartData(this, surfaceChart, categories, values));
}
// TODO repeat above code for missing charts: Bubble, Doughnut, OfPie and Stock
+
+ seriesCount = series.size();
return series;
}
XDDFChartAxis axis = axes.get(0);
axis.crossAxis(valueAxis);
valueAxis.crossAxis(axis);
+ axis.setCrosses(AxisCrosses.AUTO_ZERO);
+ valueAxis.setCrosses(AxisCrosses.AUTO_ZERO);
}
axes.add(valueAxis);
return valueAxis;
XDDFChartAxis axis = axes.get(0);
axis.crossAxis(seriesAxis);
seriesAxis.crossAxis(axis);
+ axis.setCrosses(AxisCrosses.AUTO_ZERO);
+ seriesAxis.setCrosses(AxisCrosses.AUTO_ZERO);
}
axes.add(seriesAxis);
return seriesAxis;
XDDFChartAxis axis = axes.get(0);
axis.crossAxis(categoryAxis);
categoryAxis.crossAxis(axis);
+ axis.setCrosses(AxisCrosses.AUTO_ZERO);
+ categoryAxis.setCrosses(AxisCrosses.AUTO_ZERO);
}
axes.add(categoryAxis);
return categoryAxis;
XDDFChartAxis axis = axes.get(0);
axis.crossAxis(dateAxis);
dateAxis.crossAxis(axis);
+ axis.setCrosses(AxisCrosses.AUTO_ZERO);
+ dateAxis.setCrosses(AxisCrosses.AUTO_ZERO);
}
axes.add(dateAxis);
return dateAxis;
XSSFCell cell = this.getCell(row, column);
cell.setCellValue(title);
- 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
- * xssf table object
- * @param title
- * title of column
- * @param index
- * index of column
- */
- private void updateSheetTable(CTTable ctTable, String title, int index) {
- CTTableColumns tableColumnList = ctTable.getTableColumns();
- CTTableColumn column = null;
- int columnCount = tableColumnList.getTableColumnList().size()-1;
- for( int i = columnCount; i < index; i++) {
- column = tableColumnList.addNewTableColumn();
- column.setId(i);
- }
- column = tableColumnList.getTableColumnArray(index);
- column.setName(title);
- }
-
/**
* @param range
* @return
import org.apache.poi.util.Beta;
import org.apache.poi.xddf.usermodel.text.TextContainer;
+import org.apache.poi.xddf.usermodel.text.XDDFRunProperties;
import org.apache.poi.xddf.usermodel.text.XDDFTextBody;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTTitle;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTTx;
+import org.openxmlformats.schemas.drawingml.x2006.main.CTTextBody;
+import org.openxmlformats.schemas.drawingml.x2006.main.CTTextCharacterProperties;
+import org.openxmlformats.schemas.drawingml.x2006.main.CTTextParagraph;
+import org.openxmlformats.schemas.drawingml.x2006.main.CTTextParagraphProperties;
/**
* @since 4.0.1
}
}
+ /**
+ * @since POI 4.1.2
+ */
+ public XDDFRunProperties getOrAddTextProperties() {
+ CTTextBody text;
+ if (title.isSetTxPr()) {
+ text = title.getTxPr();
+ } else {
+ text = title.addNewTxPr();
+ }
+ return new XDDFRunProperties(getOrAddTextProperties(text));
+ }
+
+ private CTTextCharacterProperties getOrAddTextProperties(CTTextBody body) {
+ CTTextCharacterProperties properties;
+ if (body.getBodyPr() == null) {
+ body.addNewBodyPr();
+ }
+ CTTextParagraph paragraph;
+ if (body.sizeOfPArray() > 0) {
+ paragraph = body.getPArray(0);
+ } else {
+ paragraph = body.addNewP();
+ }
+ CTTextParagraphProperties paraprops;
+ if (paragraph.isSetPPr()) {
+ paraprops = paragraph.getPPr();
+ } else {
+ paraprops = paragraph.addNewPPr();
+ }
+ if (paraprops.isSetDefRPr()) {
+ properties = paraprops.getDefRPr();
+ } else {
+ properties = paraprops.addNewDefRPr();
+ }
+ return properties;
+ }
}