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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,
- 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.examples.xssf.usermodel;
-
- import java.io.FileOutputStream;
- import java.io.IOException;
-
- import org.apache.poi.ss.usermodel.Cell;
- import org.apache.poi.ss.usermodel.Row;
- import org.apache.poi.ss.util.CellRangeAddress;
- 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.ChartTypes;
- import org.apache.poi.xddf.usermodel.chart.LegendPosition;
- import org.apache.poi.xddf.usermodel.chart.MarkerStyle;
- import org.apache.poi.xddf.usermodel.chart.XDDFCategoryAxis;
- import org.apache.poi.xddf.usermodel.chart.XDDFChartData;
- 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.XDDFLineChartData;
- import org.apache.poi.xddf.usermodel.chart.XDDFNumericalDataSource;
- import org.apache.poi.xddf.usermodel.chart.XDDFValueAxis;
- 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.XSSFSheet;
- import org.apache.poi.xssf.usermodel.XSSFWorkbook;
-
- /**
- * Line chart example.
- */
- public final class LineChart {
- private LineChart() {}
-
- public static void main(String[] args) throws IOException {
- try (XSSFWorkbook wb = new XSSFWorkbook()) {
- XSSFSheet sheet = wb.createSheet("linechart");
- 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 + 1.0));
- }
- }
-
- XSSFDrawing drawing = sheet.createDrawingPatriarch();
- XSSFClientAnchor anchor = drawing.createAnchor(0, 0, 0, 0, 0, 5, 10, 15);
-
- XSSFChart chart = drawing.createChart(anchor);
- XDDFChartLegend legend = chart.getOrAddLegend();
- legend.setPosition(LegendPosition.TOP_RIGHT);
-
- // Use a category axis for the bottom axis.
- XDDFCategoryAxis bottomAxis = chart.createCategoryAxis(AxisPosition.BOTTOM);
- bottomAxis.setTitle("x");
- XDDFValueAxis leftAxis = chart.createValueAxis(AxisPosition.LEFT);
- leftAxis.setTitle("f(x)");
- leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
-
- XDDFDataSource<Double> xs = XDDFDataSourcesFactory.fromNumericCellRange(sheet, new CellRangeAddress(0, 0, 0, NUM_OF_COLUMNS - 1));
- XDDFNumericalDataSource<Double> ys1 = XDDFDataSourcesFactory.fromNumericCellRange(sheet, new CellRangeAddress(1, 1, 0, NUM_OF_COLUMNS - 1));
- XDDFNumericalDataSource<Double> ys2 = XDDFDataSourcesFactory.fromNumericCellRange(sheet, new CellRangeAddress(2, 2, 0, NUM_OF_COLUMNS - 1));
-
- XDDFLineChartData data = (XDDFLineChartData) chart.createData(ChartTypes.LINE, bottomAxis, leftAxis);
- XDDFLineChartData.Series series1 = (XDDFLineChartData.Series) data.addSeries(xs, ys1);
- series1.setTitle("2x", null);
- series1.setSmooth(false);
- series1.setMarkerStyle(MarkerStyle.STAR);
- XDDFLineChartData.Series series2 = (XDDFLineChartData.Series) data.addSeries(xs, ys2);
- series2.setTitle("3x", null);
- series2.setSmooth(true);
- series2.setMarkerSize((short) 6);
- series2.setMarkerStyle(MarkerStyle.TRIANGLE);
- chart.plot(data);
-
- // if your series have missing values
- // chart.displayBlanksAs(DisplayBlanks.GAP);
-
- solidLineSeries(data, 0, PresetColor.CHARTREUSE);
- solidLineSeries(data, 1, PresetColor.TURQUOISE);
-
- // Write the output to a file
- try (FileOutputStream fileOut = new FileOutputStream("ooxml-line-chart.xlsx")) {
- wb.write(fileOut);
- }
- }
- }
-
- 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(index);
- XDDFShapeProperties properties = series.getShapeProperties();
- if (properties == null) {
- properties = new XDDFShapeProperties();
- }
- properties.setLineProperties(line);
- series.setShapeProperties(properties);
- }
- }
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