使用教程 | 作者:不飞的小鸟 | 2017-05-19 15:28:55| 阅读 0次 有用 (0) 评论 (0) 收藏
概述:jPDFWriter是一个Java™类库,可以帮助用户无需安装任何第三方驱动或软件即可直接从Java程序中创建PDF文件。该教程演示如何使用免费库jPDFWriter将JPanel和其他Swing组件打印或绘制到PDF文档。
java代码示例:
public class PrintPanelToPDF implements Printable { public static void main (String [] args) { try { // create a PDF Printer Job PDFPrinterJob printer = (PDFPrinterJob)PDFPrinterJob.getPrinterJob (); // set the printable object printer.setPrintable (new PrintPanelToPDF()); // set number of copies to 1 printer.setCopies (1); // print and save the document printer.print("C:\\test\\mydoc.pdf"); // output done message System.out.println("Done!"); } catch (Throwable t) { t.printStackTrace(); } } public int print (Graphics g, PageFormat pf, int pageIndex) { if (pageIndex == 0) { // translate the graphics for margins g.translate(100, 100); // create a panel with a label and a textfield JPanel myPanel = new javax.swing.JPanel(); myPanel.setName("myPanel"); myPanel.setBorder(new javax.swing.border.EtchedBorder()); myPanel.setBounds(new java.awt.Rectangle(0, 0, 300, 300)); // create a label JLabel myLabel = new JLabel("MyLabel"); myLabel.setText("Label"); myLabel.setLocation(10, 10); myLabel.setSize(50, 20); myLabel.setVisible(true); // add label to panel myPanel.add(myLabel); // create a text field JTextField myTextField = new JTextField(); myTextField.setText("My Text"); myTextField.setLocation(65, 10); myTextField.setSize(50, 20); myTextField.setVisible(true); // add text field to panel myPanel.add(myTextField); // you can add any swing component here // ..... // revalidate and repaint the panel myPanel.revalidate(); myPanel.repaint(); // print the panel to the graphics on page 0 myPanel.print (g); return Printable.PAGE_EXISTS; } else { return Printable.NO_SUCH_PAGE; } } }
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