package test; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import com.itextpdf.text.Document; import com.itextpdf.text.DocumentException; import com.itextpdf.text.ExceptionConverter; import com.itextpdf.text.Rectangle; import com.itextpdf.text.pdf.PdfContentByte; import com.itextpdf.text.pdf.PdfPCell; import com.itextpdf.text.pdf.PdfPCellEvent; import com.itextpdf.text.pdf.PdfPTable; import com.itextpdf.text.pdf.PdfWriter; import com.itextpdf.text.pdf.RadioCheckField; public class CheckboxCell { public static final String DEST = "E:\\checkboxl.pdf"; public static void main(String[] args) throws IOException, DocumentException { File file = new File(DEST); file.getParentFile().mkdirs(); new CheckboxCell().createPdf(DEST); } public void createPdf(String dest) throws IOException, DocumentException { Document document = new Document(); PdfWriter.getInstance(document, new FileOutputStream(dest)); document.open(); // We create a table with 5 columns PdfPTable table = new PdfPTable(5); PdfPCell cell; // We add 5 cells for (int i = 0; i < 5; i++) { cell = new PdfPCell(); cell.setCellEvent(new CheckboxCellEvent("cb" + i)); // We create cell with height 50 cell.setMinimumHeight(50); table.addCell(cell); } document.add(table); document.close(); } class CheckboxCellEvent implements PdfPCellEvent { // The name of the check box field protected String name; // We create a cell event public CheckboxCellEvent(String name) { this.name = name; } // We create and add the check box field public void cellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases) { PdfWriter writer = canvases[0].getPdfWriter(); // define the coordinates of the middle float x = (position.getLeft() + position.getRight()) / 2; float y = (position.getTop() + position.getBottom()) / 2; // define the position of a check box that measures 20 by 20 Rectangle rect = new Rectangle(x - 10, y - 10, x + 10, y + 10); // define the check box RadioCheckField checkbox = new RadioCheckField( writer, rect, name, "ON"); checkbox.setCheckType(RadioCheckField.TYPE_CHECK); //关键 checkbox.setChecked(true); //checkbox.setChecked(false); // add the check box as a field try { writer.addAnnotation(checkbox.getCheckField()); System.out.println("===========:end"); } catch (Exception e) { throw new ExceptionConverter(e); } } } }
iText制作PDFCheckbox-1
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转载自donald-draper.iteye.com/blog/2305670
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