iText制作PDF文件 学习笔记 （四）

iText制作PDF文件   

（四）

表格的制作：

package com.java.pdf.fourth;import java.io.FileOutputStream;import com.itextpdf.text.BaseColor;import com.itextpdf.text.Document;import com.itextpdf.text.Element;import com.itextpdf.text.Phrase;import com.itextpdf.text.pdf.PdfPCell;import com.itextpdf.text.pdf.PdfPTable;import com.itextpdf.text.pdf.PdfWriter;/** * 创建日期：2017-10-9下午1:53:16 * 修改日期： * 作者：ttan * 描述：表格 */public class Pdf_setTable {public static void main(String[] args) {Document document = new Document();PdfPTable t = new PdfPTable(3);//设置列宽t.setTotalWidth(500);//锁定列宽t.setLockedWidth(true);//第一行PdfPCell cell1_1 = new PdfPCell();PdfPCell cell1_2 = new PdfPCell();PdfPCell cell1_3 = new PdfPCell();//第二行PdfPCell cell2_3 = new PdfPCell();//第三行PdfPCell cell3_3 = new PdfPCell();//第四行PdfPCell cell4_3 = new PdfPCell();//第五行PdfPCell cell5_3 = new PdfPCell();//第六行PdfPCell cell6_1 = new PdfPCell();PdfPCell cell6_3 = new PdfPCell();//设置行高cell1_1.setMinimumHeight(20);cell1_2.setMinimumHeight(20);cell1_3.setMinimumHeight(20);cell2_3.setMinimumHeight(20);cell3_3.setMinimumHeight(20);cell4_3.setMinimumHeight(20);cell5_3.setMinimumHeight(20);cell6_1.setMinimumHeight(20);cell6_3.setMinimumHeight(20);//设置单元格边框颜色cell1_1.setBorderColor(new BaseColor(255,0,0));cell1_2.setBorderColor(new BaseColor(255,0,0));cell1_3.setBorderColor(new BaseColor(255,0,0));cell2_3.setBorderColor(new BaseColor(255,0,0));cell3_3.setBorderColor(new BaseColor(255,0,0));cell4_3.setBorderColor(new BaseColor(255,0,0));cell5_3.setBorderColor(new BaseColor(255,0,0));cell6_1.setBorderColor(new BaseColor(255,0,0));cell6_3.setBorderColor(new BaseColor(255,0,0));//设置单元格背景色cell1_1.setBackgroundColor(new BaseColor(0xC0,0xC0,0xC0));//合并列//cell1_1.setColspan(3);//合并行cell1_1.setRowspan(5);cell1_2.setRowspan(6);//设置内容cell1_1.setPhrase(new Phrase("1_1:"));cell1_2.setPhrase(new Phrase("1_2:"));cell1_3.setPhrase(new Phrase("1_3:"));cell2_3.setPhrase(new Phrase("2_3:"));cell3_3.setPhrase(new Phrase("3_3:"));cell4_3.setPhrase(new Phrase("4_3:"));cell5_3.setPhrase(new Phrase("5_3:"));cell6_1.setPhrase(new Phrase("6_1:"));cell6_3.setPhrase(new Phrase("6_3:"));// 设置水平对齐方式cell1_1.setHorizontalAlignment(Element.ALIGN_CENTER);cell1_2.setHorizontalAlignment(Element.ALIGN_CENTER);cell1_3.setHorizontalAlignment(Element.ALIGN_CENTER);cell2_3.setHorizontalAlignment(Element.ALIGN_LEFT);cell3_3.setHorizontalAlignment(Element.ALIGN_LEFT);cell4_3.setHorizontalAlignment(Element.ALIGN_LEFT);cell5_3.setHorizontalAlignment(Element.ALIGN_LEFT);cell6_1.setHorizontalAlignment(Element.ALIGN_LEFT);cell6_3.setHorizontalAlignment(Element.ALIGN_LEFT);t.addCell(cell1_1);t.addCell(cell1_2);t.addCell(cell1_3);t.addCell(cell2_3);t.addCell(cell3_3);t.addCell(cell4_3);t.addCell(cell5_3);t.addCell(cell6_1);t.addCell(cell6_3);//新增一个表格，宽度相同PdfPTable pt = new PdfPTable(5);pt.setTotalWidth(500);pt.setLockedWidth(true);PdfPCell cells1_1 = new PdfPCell();PdfPCell cells1_2 = new PdfPCell();PdfPCell cells1_3 = new PdfPCell();PdfPCell cells1_4 = new PdfPCell();PdfPCell cells1_5 = new PdfPCell();cells1_1.setMinimumHeight(30);cells1_2.setMinimumHeight(30);cells1_3.setMinimumHeight(30);cells1_4.setMinimumHeight(30);cells1_5.setMinimumHeight(30);cells1_1.setPhrase(new Phrase("cells1_1"));cells1_2.setPhrase(new Phrase("cells1_2"));cells1_3.setPhrase(new Phrase("cells1_3"));cells1_4.setPhrase(new Phrase("cells1_4"));cells1_5.setPhrase(new Phrase("cells1_5"));cells1_1.setBorderColor(new BaseColor(255,0,0));cells1_2.setBorderColor(new BaseColor(255,0,0));cells1_3.setBorderColor(new BaseColor(255,0,0));cells1_4.setBorderColor(new BaseColor(255,0,0));cells1_5.setBorderColor(new BaseColor(255,0,0));pt.addCell(cells1_1);pt.addCell(cells1_2);pt.addCell(cells1_3);pt.addCell(cells1_4);pt.addCell(cells1_5);try {PdfWriter.getInstance(document, new FileOutputStream("table.pdf"));document.open();document.add(t);document.add(pt);} catch (Exception e) {e.printStackTrace();}finally{document.close();}}}

总结：API相当多，通过自己不断的尝试可以制成自己所需要的表格样式，应用上是十分广泛的，比如通过程序生成各种报表。