example from StackOverflow question 47065690

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1842925 13f79535-47bb-0310-9956-ffa450edef68

src/examples/src/org/apache/poi/xssf/usermodel/examples/BarAndLineChart.java

@@ -0,0 +1,164 @@
+/*
+ *  ====================================================================
+ *    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.xssf.usermodel.examples;
+
+import java.io.FileOutputStream;
+import java.util.Random;
+
+import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.ss.util.CellReference;
+import org.apache.poi.xddf.usermodel.PresetColor;
+import org.apache.poi.xddf.usermodel.XDDFColor;
+import org.apache.poi.xddf.usermodel.XDDFLineProperties;
+import org.apache.poi.xddf.usermodel.XDDFShapeProperties;
+import org.apache.poi.xddf.usermodel.XDDFSolidFillProperties;
+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.XDDFCategoryAxis;
+import org.apache.poi.xddf.usermodel.chart.XDDFCategoryDataSource;
+import org.apache.poi.xddf.usermodel.chart.XDDFChartData;
+import org.apache.poi.xddf.usermodel.chart.XDDFChartLegend;
+import org.apache.poi.xddf.usermodel.chart.XDDFDataSourcesFactory;
+import org.apache.poi.xddf.usermodel.chart.XDDFLineChartData;
+import org.apache.poi.xddf.usermodel.chart.XDDFNumericalDataSource;
+import org.apache.poi.xddf.usermodel.chart.XDDFValueAxis;
+import org.apache.poi.xssf.usermodel.XSSFCell;
+import org.apache.poi.xssf.usermodel.XSSFChart;
+import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
+import org.apache.poi.xssf.usermodel.XSSFDrawing;
+import org.apache.poi.xssf.usermodel.XSSFRow;
+import org.apache.poi.xssf.usermodel.XSSFSheet;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
+
+public class BarAndLineChart {
+    private static final int NUM_OF_ROWS = 7;
+    private static final Random RNG = new Random();
+
+    public static void main(String[] args) throws Exception {
+        try (XSSFWorkbook wb = new XSSFWorkbook()) {
+            XSSFSheet sheet = wb.createSheet("Sheet1");
+
+            XSSFRow row = sheet.createRow(0);
+            row.createCell(0);
+            row.createCell(1).setCellValue("Bars");
+            row.createCell(2).setCellValue("Lines");
+
+            XSSFCell cell;
+            for (int r = 1; r < NUM_OF_ROWS; r++) {
+                row = sheet.createRow(r);
+                cell = row.createCell(0);
+                cell.setCellValue("C" + r);
+                cell = row.createCell(1);
+                cell.setCellValue(RNG.nextDouble());
+                cell = row.createCell(2);
+                cell.setCellValue(RNG.nextDouble() * 10);
+            }
+
+            XSSFDrawing drawing = sheet.createDrawingPatriarch();
+            XSSFClientAnchor anchor = drawing.createAnchor(0, 0, 0, 0, 4, 0, 11, 15);
+
+            XSSFChart chart = drawing.createChart(anchor);
+
+            // the data sources
+            XDDFCategoryDataSource xs = XDDFDataSourcesFactory.fromStringCellRange(sheet,
+                    new CellRangeAddress(1, NUM_OF_ROWS - 1, 0, 0));
+            XDDFNumericalDataSource<Double> ys1 = XDDFDataSourcesFactory.fromNumericCellRange(sheet,
+                    new CellRangeAddress(1, NUM_OF_ROWS - 1, 1, 1));
+            XDDFNumericalDataSource<Double> ys2 = XDDFDataSourcesFactory.fromNumericCellRange(sheet,
+                    new CellRangeAddress(1, NUM_OF_ROWS - 1, 2, 2));
+
+            // cat axis 1 (bars)
+            XDDFCategoryAxis barCategories = chart.createCategoryAxis(AxisPosition.BOTTOM);
+
+            // val axis 1 (left)
+            XDDFValueAxis leftValues = chart.createValueAxis(AxisPosition.LEFT);
+            leftValues.crossAxis(barCategories);
+            barCategories.crossAxis(leftValues);
+
+            // cat axis 2 (lines)
+            XDDFCategoryAxis lineCategories = chart.createCategoryAxis(AxisPosition.BOTTOM);
+            lineCategories.setVisible(false); // this cat axis is deleted
+
+            // val axis 2 (right)
+            XDDFValueAxis rightValues = chart.createValueAxis(AxisPosition.RIGHT);
+            // this value axis crosses its category axis at max value
+            rightValues.setCrosses(AxisCrosses.MAX);
+            rightValues.crossAxis(lineCategories);
+            lineCategories.crossAxis(rightValues);
+
+            // the bar chart
+            XDDFBarChartData bar = (XDDFBarChartData) chart.createData(ChartTypes.BAR, lineCategories, rightValues);
+            XDDFBarChartData.Series series1 = (XDDFBarChartData.Series) bar.addSeries(xs, ys1);
+            series1.setTitle("Bars", new CellReference("Sheet1!$B$1"));
+            bar.setVaryColors(true);
+            bar.setBarDirection(BarDirection.COL);
+            chart.plot(bar);
+
+            // the line chart
+            XDDFLineChartData lines = (XDDFLineChartData) chart.createData(ChartTypes.LINE, lineCategories,
+                    rightValues);
+            XDDFLineChartData.Series series2 = (XDDFLineChartData.Series) lines.addSeries(xs, ys2);
+            series2.setTitle("Lines", new CellReference("Sheet1!$C$1"));
+            lines.setVaryColors(true);
+            chart.plot(lines);
+
+            // some colors
+            solidFillSeries(bar, 0, PresetColor.CHARTREUSE);
+            solidLineSeries(lines, 0, PresetColor.TURQUOISE);
+
+            // legend
+            XDDFChartLegend legend = chart.getOrAddLegend();
+            legend.setPosition(LegendPosition.BOTTOM);
+            legend.setOverlay(false);
+
+            try (FileOutputStream fileOut = new FileOutputStream("BarAndLineChart.xlsx")) {
+                wb.write(fileOut);
+            }
+        }
+    }
+
+    private static void solidFillSeries(XDDFChartData data, int index, PresetColor color) {
+        XDDFSolidFillProperties fill = new XDDFSolidFillProperties(XDDFColor.from(color));
+        XDDFChartData.Series series = data.getSeries().get(index);
+        XDDFShapeProperties properties = series.getShapeProperties();
+        if (properties == null) {
+            properties = new XDDFShapeProperties();
+        }
+        properties.setFillProperties(fill);
+        series.setShapeProperties(properties);
+    }
+
+    private static void solidLineSeries(XDDFChartData data, int index, PresetColor color) {
+        XDDFSolidFillProperties fill = new XDDFSolidFillProperties(XDDFColor.from(color));
+        XDDFLineProperties line = new XDDFLineProperties();
+        line.setFillProperties(fill);
+        XDDFChartData.Series series = data.getSeries().get(index);
+        XDDFShapeProperties properties = series.getShapeProperties();
+        if (properties == null) {
+            properties = new XDDFShapeProperties();
+        }
+        properties.setLineProperties(line);
+        series.setShapeProperties(properties);
+    }
+}

src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFDateAxis.java

@@ -82,6 +82,19 @@ public class XDDFDateAxis extends XDDFChartAxis {
         return new XDDFShapeProperties(properties);
     }
 
+    /**
+     * @since 4.0.1
+     */
+    @Override
+    public void setTitle(String text) {
+        if (!ctDateAx.isSetTitle()) {
+            ctDateAx.addNewTitle();
+        }
+        XDDFTitle title = new XDDFTitle(null, ctDateAx.getTitle());
+        title.setOverlay(false);
+        title.setText(text);
+    }
+
     @Override
     public boolean isSetMinorUnit() {
         return ctDateAx.isSetMinorUnit();

src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFSeriesAxis.java

@@ -79,6 +79,19 @@ public class XDDFSeriesAxis extends XDDFChartAxis {
         return new XDDFShapeProperties(properties);
     }
 
+    /**
+     * @since 4.0.1
+     */
+    @Override
+    public void setTitle(String text) {
+        if (!ctSerAx.isSetTitle()) {
+            ctSerAx.addNewTitle();
+        }
+        XDDFTitle title = new XDDFTitle(null, ctSerAx.getTitle());
+        title.setOverlay(false);
+        title.setText(text);
+    }
+
     @Override
     public boolean isSetMinorUnit() {
         return false;

src/ooxml/java/org/apache/poi/xslf/usermodel/XSLFChart.java

@@ -69,7 +69,7 @@ public final class XSLFChart extends XDDFChart {
         return XSLFFactory.getInstance();
     }
 
-    public XSLFTextShape getTitle() {
+    public XSLFTextShape getTitleShape() {
         if (!chart.isSetTitle()) {
             chart.addNewTitle();
         }

src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFChart.java

@@ -260,19 +260,6 @@ public final class XSSFChart extends XDDFChart implements Chart, ChartAxisFactor
         return new XSSFManualLayout(this);
     }
 
-    /**
-     * Returns the title static text, or null if none is set. Note that a title
-     * formula may be set instead.
-     *
-     * @return static title text, if set
-     * @deprecated POI 3.16, use {@link #getTitleText()} instead.
-     */
-    @Deprecated
-    @Removal(version = "4.0")
-    public XSSFRichTextString getTitle() {
-        return getTitleText();
-    }
-
     /**
      * Returns the title static text, or null if none is set. Note that a title
      * formula may be set instead. Empty text result is for backward
@@ -313,6 +300,7 @@ public final class XSSFChart extends XDDFChart implements Chart, ChartAxisFactor
      * @param newTitle
      *            to use
      */
+    @Override
     public void setTitleText(String newTitle) {
         CTTitle ctTitle;
         if (chart.isSetTitle()) {