Custom Table Of ContentsΒΆ

../../_images/CustomTableOfContentsReport.png 
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/**
 * DynamicReports - Free Java reporting library for creating reports dynamically
 *
 * Copyright (C) 2010 - 2018 Ricardo Mariaca
 * http://www.dynamicreports.org
 *
 * This file is part of DynamicReports.
 *
 * DynamicReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * DynamicReports is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with DynamicReports. If not, see <http://www.gnu.org/licenses/>.
 */

package net.sf.dynamicreports.examples.tableofcontents;

import static net.sf.dynamicreports.report.builder.DynamicReports.*;

import java.awt.Color;
import java.math.BigDecimal;
import java.util.Calendar;
import java.util.Date;

import net.sf.dynamicreports.examples.Templates;
import net.sf.dynamicreports.report.builder.column.TextColumnBuilder;
import net.sf.dynamicreports.report.builder.component.ComponentBuilder;
import net.sf.dynamicreports.report.builder.component.VerticalListBuilder;
import net.sf.dynamicreports.report.builder.style.StyleBuilder;
import net.sf.dynamicreports.report.builder.tableofcontents.TableOfContentsCustomizer;
import net.sf.dynamicreports.report.constant.HorizontalTextAlignment;
import net.sf.dynamicreports.report.datasource.DRDataSource;
import net.sf.dynamicreports.report.exception.DRException;
import net.sf.jasperreports.engine.JRDataSource;

/**
 * @author Ricardo Mariaca (r.mariaca@dynamicreports.org)
 */
public class CustomTableOfContentsReport {

	public CustomTableOfContentsReport() {
		build();
	}

	private void build() {
		TextColumnBuilder<String> countryColumn = col.column("Country", "country", type.stringType());
		TextColumnBuilder<String> itemColumn = col.column("Item", "item", type.stringType());

		StyleBuilder titleTocStyle = stl.style()
				.setForegroundColor(Color.BLUE)
				.setFontSize(18)
				.bold()
				.setHorizontalTextAlignment(HorizontalTextAlignment.CENTER);
		StyleBuilder headingToc0Style = stl.style(Templates.rootStyle)
				.setFontSize(12)
				.bold();
		StyleBuilder headingToc1Style = stl.style(Templates.rootStyle)
				.italic();

		CustomTableOfContentsCustomizer tableOfContentsCustomizer = new CustomTableOfContentsCustomizer();
		tableOfContentsCustomizer.setTitleStyle(titleTocStyle);
		tableOfContentsCustomizer.setHeadingStyle(0, headingToc0Style);
		tableOfContentsCustomizer.setHeadingStyle(1, headingToc1Style);
		tableOfContentsCustomizer.setTextFixedWidth(100);
		tableOfContentsCustomizer.setPageIndexFixedWidth(30);

		try {
			report()
					.setTemplate(Templates.reportTemplate)
					.tableOfContents(tableOfContentsCustomizer)
					.columns(
							countryColumn,
							itemColumn,
							col.column("Order date", "orderdate", type.dateType()),
							col.column("Quantity", "quantity", type.integerType()),
							col.column("Unit price", "unitprice", type.bigDecimalType()))
					.groupBy(countryColumn, itemColumn)
					.title(Templates.createTitleComponent("CustomTableOfContents"))
					.pageFooter(Templates.footerComponent)
					.setDataSource(createDataSource())
					.show();
		} catch (DRException e) {
			e.printStackTrace();
		}
	}

	private JRDataSource createDataSource() {
		String[] countries = new String[] { "USA", "Canada", "Mexico" };
		String[] items = new String[] { "Book", "Notebook", "PDA" };
		DRDataSource dataSource = new DRDataSource("country", "item", "orderdate", "quantity", "unitprice");
		for (String country : countries) {
			for (String item : items) {
				for (int i = 0; i < 8; i++) {
					dataSource.add(country, item, toDate(2010, 1, (int) (Math.random() * 10) + 1), (int) (Math.random() * 10) + 1,
							new BigDecimal(Math.random() * 100 + 1));
				}
			}
		}
		return dataSource;
	}

	private Date toDate(int year, int month, int day) {
		Calendar c = Calendar.getInstance();
		c.set(Calendar.YEAR, year);
		c.set(Calendar.MONTH, month - 1);
		c.set(Calendar.DAY_OF_MONTH, day);
		return c.getTime();
	}

	public static void main(String[] args) {
		new CustomTableOfContentsReport();
	}

	private class CustomTableOfContentsCustomizer extends TableOfContentsCustomizer {
		private static final long serialVersionUID = 1L;

		@Override
		protected ComponentBuilder<?, ?> title() {
			VerticalListBuilder verticalList = cmp.verticalList();
			verticalList.add(cmp.line());
			verticalList.add(super.title());
			verticalList.add(cmp.line());
			return verticalList;
		}

		@Override
		protected ComponentBuilder<?, ?> headingComponent(int level) {
			if (level == 0) {
				VerticalListBuilder verticalList = cmp.verticalList();
				verticalList.add(super.headingComponent(level));
				verticalList.add(cmp.line());
				return verticalList;
			} else {
				return super.headingComponent(level);
			}
		}
	}
}