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* 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,
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* See the License for the specific language governing permissions and
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package org.apache.poi.xssf.usermodel.examples;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Chart;
import org.apache.poi.ss.usermodel.ClientAnchor;
import org.apache.poi.ss.usermodel.Drawing;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.charts.AxisCrosses;
import org.apache.poi.ss.usermodel.charts.AxisPosition;
import org.apache.poi.ss.usermodel.charts.ChartDataSource;
import org.apache.poi.ss.usermodel.charts.ChartLegend;
import org.apache.poi.ss.usermodel.charts.DataSources;
import org.apache.poi.ss.usermodel.charts.LegendPosition;
import org.apache.poi.ss.usermodel.charts.ScatterChartData;
import org.apache.poi.ss.usermodel.charts.ValueAxis;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
/**
* Illustrates how to create a simple scatter chart.
*/
public class ScatterChart {
public static void main(String[] args) throws IOException {
Workbook wb = new XSSFWorkbook();
Sheet sheet = wb.createSheet("Sheet 1");
final int NUM_OF_ROWS = 3;
final int NUM_OF_COLUMNS = 10;
// Create a row and put some cells in it. Rows are 0 based.
Row row;
Cell cell;
for (int rowIndex = 0; rowIndex < NUM_OF_ROWS; rowIndex++) {
row = sheet.createRow((short) rowIndex);
for (int colIndex = 0; colIndex < NUM_OF_COLUMNS; colIndex++) {
cell = row.createCell((short) colIndex);
cell.setCellValue(colIndex * (rowIndex + 1));
}
}
Drawing<?> drawing = sheet.createDrawingPatriarch();
ClientAnchor anchor = drawing.createAnchor(0, 0, 0, 0, 0, 5, 10, 15);
Chart chart = drawing.createChart(anchor);
ChartLegend legend = chart.getOrCreateLegend();
legend.setPosition(LegendPosition.TOP_RIGHT);
ScatterChartData data = chart.getChartDataFactory().createScatterChartData();
ValueAxis bottomAxis = chart.getChartAxisFactory().createValueAxis(AxisPosition.BOTTOM);
ValueAxis leftAxis = chart.getChartAxisFactory().createValueAxis(AxisPosition.LEFT);
leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
ChartDataSource<Number> xs = DataSources.fromNumericCellRange(sheet, new CellRangeAddress(0, 0, 0, NUM_OF_COLUMNS - 1));
ChartDataSource<Number> ys1 = DataSources.fromNumericCellRange(sheet, new CellRangeAddress(1, 1, 0, NUM_OF_COLUMNS - 1));
ChartDataSource<Number> ys2 = DataSources.fromNumericCellRange(sheet, new CellRangeAddress(2, 2, 0, NUM_OF_COLUMNS - 1));
data.addSerie(xs, ys1);
data.addSerie(xs, ys2);
chart.plot(data, bottomAxis, leftAxis);
// Write the output to a file
FileOutputStream fileOut = new FileOutputStream("ooxml-scatter-chart.xlsx");
wb.write(fileOut);
fileOut.close();
wb.close();
}
}