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
+ values1[6] = 16.0; // if you ever want to change the underlying data, it has to be done before building the data source
final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, columnSpeakers);
XDDFChartData.Series series1 = bar.getSeries(0);
import java.util.List;
import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.util.Units;
+import org.apache.poi.xddf.usermodel.chart.AxisCrossBetween;
import org.apache.poi.xddf.usermodel.chart.AxisCrosses;
import org.apache.poi.xddf.usermodel.chart.AxisPosition;
+import org.apache.poi.xddf.usermodel.chart.AxisTickMark;
import org.apache.poi.xddf.usermodel.chart.BarDirection;
+import org.apache.poi.xddf.usermodel.chart.BarGrouping;
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;
*/
public class ChartFromScratch {
private static void usage(){
- System.out.println("Usage: BarChartExample <bar-chart-data.txt>");
+ System.out.println("Usage: ChartFromScratch <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}");
}
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);
+ Rectangle2D rect2D = new java.awt.Rectangle(fromCM(1.5), fromCM(4), fromCM(22), fromCM(14));
slide.addChart(chart, rect2D);
setBarData(chart, chartTitle, series, categories, values1, values2);
// save the result
System.out.println("Done");
}
+ private static int fromCM(double cm) {
+ return (int) (Math.rint(cm * Units.EMU_PER_CENTIMETER));
+ }
+
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);
XDDFValueAxis leftAxis = chart.createValueAxis(AxisPosition.LEFT);
leftAxis.setTitle(series[0]+","+series[1]);
leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
+ leftAxis.setMajorTickMark(AxisTickMark.OUT);
+ leftAxis.setCrossBetween(AxisCrossBetween.BETWEEN);
final int numOfPoints = categories.length;
final String categoryDataRange = chart.formatRange(new CellRangeAddress(1, numOfPoints, columnLanguages, columnLanguages));
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
+ valuesData.setFormatCode("General");
+ values1[6] = 16.0; // if you ever want to change the underlying data, it has to be done before building the data source
final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, columnSpeakers);
+ valuesData2.setFormatCode("General");
XDDFBarChartData bar = (XDDFBarChartData) chart.createData(ChartTypes.BAR, bottomAxis, leftAxis);
+ bar.setBarGrouping(BarGrouping.CLUSTERED);
+
XDDFBarChartData.Series series1 = (XDDFBarChartData.Series) bar.addSeries(categoriesData, valuesData);
series1.setTitle(series[0], chart.setSheetTitle(series[0], columnCountries));
chart.setTitleText(chartTitle);
chart.setTitleOverlay(false);
+ chart.setAutoTitleDeleted(false);
}
private static final int columnLanguages = 0;
private static final int columnCountries = 1;
private static final int columnSpeakers = 2;
}
-
import java.util.List;
import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.xddf.usermodel.chart.AxisCrossBetween;
import org.apache.poi.xddf.usermodel.chart.AxisCrosses;
import org.apache.poi.xddf.usermodel.chart.AxisPosition;
+import org.apache.poi.xddf.usermodel.chart.AxisTickMark;
import org.apache.poi.xddf.usermodel.chart.BarDirection;
+import org.apache.poi.xddf.usermodel.chart.BarGrouping;
import org.apache.poi.xddf.usermodel.chart.ChartTypes;
import org.apache.poi.xddf.usermodel.chart.LegendPosition;
import org.apache.poi.xddf.usermodel.chart.XDDFBarChartData;
*/
public class ChartFromScratch {
private static void usage(){
- System.out.println("Usage: BarChartExample <bar-chart-data.txt>");
+ System.out.println("Usage: ChartFromScratch <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}");
}
Double[] values2 = listSpeakers.toArray(new Double[0]);
try (XWPFDocument doc = new XWPFDocument()) {
- XWPFChart chart = doc.createChart(XDDFChart.DEFAULT_WIDTH, XDDFChart.DEFAULT_HEIGHT);
+ XWPFChart chart = doc.createChart(XDDFChart.DEFAULT_WIDTH * 10, XDDFChart.DEFAULT_HEIGHT * 15);
setBarData(chart, chartTitle, series, categories, values1, values2);
// save the result
- try (OutputStream out = new FileOutputStream("bar-chart-demo-output.docx")) {
+ try (OutputStream out = new FileOutputStream("chart-from-scratch.docx")) {
doc.write(out);
}
}
XDDFValueAxis leftAxis = chart.createValueAxis(AxisPosition.LEFT);
leftAxis.setTitle(series[0]+","+series[1]);
leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
+ leftAxis.setMajorTickMark(AxisTickMark.OUT);
+ leftAxis.setCrossBetween(AxisCrossBetween.BETWEEN);
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);
+ 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);
+ valuesData.setFormatCode("General");
+ values1[6] = 16.0; // if you ever want to change the underlying data, it has to be done before building the data source
+ final XDDFNumericalDataSource<? extends Number> valuesData2 = XDDFDataSourcesFactory.fromArray(values2, valuesDataRange2, columnSpeakers);
+ valuesData2.setFormatCode("General");
XDDFBarChartData bar = (XDDFBarChartData) chart.createData(ChartTypes.BAR, bottomAxis, leftAxis);
+ bar.setBarGrouping(BarGrouping.CLUSTERED);
+
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);
+ chart.setAutoTitleDeleted(false);
}
+
+ private static final int columnLanguages = 0;
+ private static final int columnCountries = 1;
+ private static final int columnSpeakers = 2;
}
series.plot();
XDDFDataSource<?> categoryDS = series.getCategoryData();
XDDFNumericalDataSource<? extends Number> valuesDS = series.getValuesData();
- if (categoryDS.isReference() || valuesDS.isReference()
+ if (categoryDS.isCellRange() || valuesDS.isCellRange()
|| categoryDS.isLiteral() || valuesDS.isLiteral()) {
// let's assume the data is already in the sheet
} else {
int numOfPoints = categoryData.getPointCount();
for (int i = 0; i < numOfPoints; i++) {
XSSFRow row = this.getRow(sheet, i + 1); // first row is for title
- this.getCell(row, categoryData.getColIndex()).setCellValue(categoryData.getPointAt(i).toString());
- this.getCell(row, valuesData.getColIndex()).setCellValue(valuesData.getPointAt(i).doubleValue());
+ Object category = categoryData.getPointAt(i);
+ if (category != null) {
+ this.getCell(row, categoryData.getColIndex()).setCellValue(category.toString());
+ }
+ Number value = valuesData.getPointAt(i);
+ if (value != null) {
+ this.getCell(row, valuesData.getColIndex()).setCellValue(value.doubleValue());
+ }
}
}
*/
boolean isLiteral();
+ /**
+ * @since POI 4.1.2
+ */
+ boolean isCellRange();
+
boolean isReference();
boolean isNumeric();
return new XDDFCategoryDataSource() {
private CTNumData category = (CTNumData) categoryDS.getNumRef().getNumCache().copy();
+ @Override
+ public boolean isCellRange() {
+ return true;
+ }
+
@Override
public boolean isNumeric() {
return true;
return new XDDFCategoryDataSource() {
private CTStrData category = (CTStrData) categoryDS.getStrRef().getStrCache().copy();
+ @Override
+ public boolean isCellRange() {
+ return true;
+ }
+
@Override
public String getFormula() {
return categoryDS.getStrRef().getF();
this.formatCode = formatCode;
}
+ @Override
+ public boolean isCellRange() {
+ return true;
+ }
+
@Override
public boolean isNumeric() {
return true;
return elements[index];
}
+ @Override
+ public boolean isCellRange() {
+ return false;
+ }
+
@Override
public boolean isReference() {
return dataRange != null;
return numOfCells;
}
+ @Override
+ public boolean isCellRange() {
+ return true;
+ }
+
@Override
public boolean isReference() {
return true;