tr2.java

利用iText,Text 转 PDF,可加入图片及页眉页脚

import javax.swing.JFrame;
import java.io.*;

import com.lowagie.text.*;
import com.lowagie.text.pdf.PdfWriter;
import com.lowagie.text.pdf.*;
/**
 * This code was generated using CloudGarden's Jigloo SWT/Swing GUI Builder,
 * which is free for non-commercial use. If Jigloo is being used commercially
 * (ie, by a corporation, company or business for any purpose whatever) then you
 * should purchase a license for each developer using Jigloo. Please visit
 * www.cloudgarden.com for details. Use of Jigloo implies acceptance of these
 * licensing terms. ************************************* A COMMERCIAL LICENSE
 * HAS NOT BEEN PURCHASED for this machine, so Jigloo or this code cannot be
 * used legally for any corporate or commercial purpose.
 * *************************************
 */
import javax.swing.JPanel;
import javax.swing.JButton;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.BorderLayout;
import javax.swing.JTextField;
import javax.swing.JLabel;

public class tr2 extends javax.swing.JDialog {
	private JPanel jPanel1;

	private JButton op;

	private JLabel wat;

	private JTextField wa;

	private JTextField im;

	private JLabel opat;

	private JTextField opa;

	private JLabel pat;

	private JTextField pa;

	private JLabel tex;

	private JLabel hea;

	private JTextField he;

	private JButton qt;

	String sFile;

	String temp = "\n";

	String[] temps = new String[10];

	public String head;

	// 增加一个水印
	public String outpath;

	public String[] imgpath = new String[10];

	public String waterpath;

	int i = 0;

	int k = 0;

	int flag = 0;

	/**
	 * Auto-generated main method to display this JDialog
	 */
	public static void main(String[] args) {
		JFrame frame = new JFrame();
		tr2 inst = new tr2(frame);
		inst.setVisible(true);
	}

	public tr2(JFrame frame) {
		super(frame);
		initGUI();
	}

	private void initGUI() {
		try {
			setSize(400, 300);
			{
				jPanel1 = new JPanel();
				this.getContentPane().add(jPanel1, BorderLayout.CENTER);
				jPanel1.setLayout(null);
				jPanel1.setPreferredSize(new java.awt.Dimension(392, 273));
				{
					op = new JButton();
					jPanel1.add(op);
					op.setText("execute");
					op.setBounds(57, 238, 97, 30);
					op.addActionListener(new ActionListener() {
						public void actionPerformed(ActionEvent evt) {
							flag++;
							try {
								head = he.getText();
								outpath = opa.getText();
								if (outpath.equals(""))
									outpath = "res.pdf";
								waterpath = wa.getText();
								imgpath[i++] = im.getText();

								Document document = new Document(PageSize.A4,
										50, 50, 100, 50);

								Rectangle pageRect = document.getPageSize();
								FileOutputStream fo = new FileOutputStream(
										outpath);
								PdfWriter.getInstance(document, fo);
								//创建汉字字体

								BaseFont bfSong = BaseFont.createFont(
										"STSongStd-Light", "UniGB-UCS2-H",
										BaseFont.NOT_EMBEDDED);
								Font fontSong = new Font(bfSong, 10,
										Font.NORMAL);

								HeaderFooter header = new HeaderFooter(
										new Phrase(head, fontSong), false);
								header.setBorder(2);
								header.setAlignment(Element.ALIGN_RIGHT);
								document.setHeader(header);

								if (!waterpath.equals("")) {
									try {
										Watermark watermark = new Watermark(
												Image.getInstance(waterpath),
												pageRect.left() + 50, pageRect
														.top() - 85);
										watermark.scalePercent(50);
										document.add(watermark);

									} catch (Exception e) {
										System.err.println("请查看水印是否在正确的位置?");
									}
									// 为页增加页脚信息
								}

								HeaderFooter footer = new HeaderFooter(
										new Phrase("第 ", fontSong), new Phrase(
												" 页", fontSong));
								footer.setAlignment(Element.ALIGN_CENTER);
								footer.setBorder(1);
								document.setFooter(footer);

								// 打开文档
								document.open();
								sFile = pa.getText();

								if (!sFile.equals("")) {

									File inputFile = new File(sFile);//定义读取源文件

									FileReader in = new FileReader(inputFile);
									//将文件输入流构造到缓存
									BufferedReader bin = new BufferedReader(in);

									String c = "";
									//循环读取文件和写入文件
									while ((c = bin.readLine()) != null) {
										temp = temp + c + "\n";
									}
									temps[k++] = temp;
									temp = "\n";
									bin.close();
								}
								for (int r = 0; r < flag
										&& !(sFile.equals("") && im.getText()
												.equals("")); r++) {

									document
											.add(new Phrase(temps[r], fontSong));

									if (!imgpath[r].equals(""))

										document.add(Image
												.getInstance(imgpath[r]));
								}
								document.close();

							} catch (Exception e) {
								//System.out.println(e.getStackTrace());
								e.printStackTrace();

							}
						}
					});
				}
				{
					qt = new JButton();
					jPanel1.add(qt);
					qt.setText("quit");
					qt.setBounds(183, 238, 101, 30);
					qt.addActionListener(new ActionListener() {
						public void actionPerformed(ActionEvent evt) {
							dispose();
							System.exit(0);
							//TODO add your code for qt.actionPerformed
						}
					});
				}
				{
					he = new JTextField();
					jPanel1.add(he);
					he.setBounds(90, 146, 238, 26);
					he.setFont(new java.awt.Font("Dialog", 1, 18));
				}
				{
					hea = new JLabel();
					jPanel1.add(hea);
					hea.setText("页眉");
					hea.setBounds(1, 145, 60, 30);
				}
				{
					tex = new JLabel();
					jPanel1.add(tex);
					tex.setText("图片路径");
					tex.setBounds(1, 192, 83, 30);
				}
				{
					pa = new JTextField();
					jPanel1.add(pa);
					pa.setBounds(90, 54, 238, 27);
					pa.setFont(new java.awt.Font("Dialog", 1, 18));
				}
				{
					pat = new JLabel();
					jPanel1.add(pat);
					pat.setText("输入路径");
					pat.setBounds(2, 43, 60, 30);
				}
				{
					opa = new JTextField();
					jPanel1.add(opa);
					opa.setBounds(91, 95, 235, 29);
					opa.setFont(new java.awt.Font("Dialog", 1, 18));
				}
				{
					opat = new JLabel();
					jPanel1.add(opat);
					opat.setText("输出路径");
					opat.setBounds(0, 91, 60, 30);
				}
				{
					im = new JTextField();
					jPanel1.add(im);
					im.setBounds(90, 194, 237, 26);
					im.setFont(new java.awt.Font("Dialog", 1, 18));
				}
				{
					wa = new JTextField();
					jPanel1.add(wa);
					wa.setBounds(91, 14, 235, 27);
					wa.setFont(new java.awt.Font("Dialog", 1, 18));
				}
				{
					wat = new JLabel();
					jPanel1.add(wat);
					wat.setText("水印路径");
					wat.setBounds(3, 15, 60, 30);
				}
			}
		} catch (Exception e) {
			//e.printStackTrace();
			System.out.print("error");
		}
	}

	/**
	 * Auto-generated method for setting the popup menu for a component
	 */
	private void setComponentPopupMenu(final java.awt.Component parent,
			final javax.swing.JPopupMenu menu) {
		parent.addMouseListener(new java.awt.event.MouseAdapter() {
			public void mousePressed(java.awt.event.MouseEvent e) {
				if (e.isPopupTrigger())
					menu.show(parent, e.getX(), e.getY());
			}

			public void mouseReleased(java.awt.event.MouseEvent e) {
				if (e.isPopupTrigger())
					menu.show(parent, e.getX(), e.getY());
			}
		});
	}

}