PDFBox TextBox 显示不打印

PDFBox TextBox shows does no print

我正在向预先存在的 pdf (W9) 添加一个文本字段,下面的代码完美地放置了文本,我可以在 acrobat 中查看保存的文件,但是当我打印它时,它不打印文本字段。我错过了什么?

doc = PDDocument.load(in);
docCatalog = doc.getDocumentCatalog();
prAcroForm=docCatalog.getAcroForm();
page = (PDPage) docCatalog.getPages().getKids().get(0);
acroForm().setXFA(null);
PDFont font = PDType1Font.HELVETICA;
PDResources res = acroForm().getDefaultResources();

String fontName = res.addFont(font);
String defaultAppearance = "/"+fontName+" 7 Tf 0 g";

COSDictionary acroFormDict = acroForm().getDictionary();
acroFormDict.setBoolean(COSName.getPDFName("NeedAppearances"), false);

COSDictionary cosDict1 = new COSDictionary();
COSArray rect = new COSArray();
rect.add(new COSFloat(410f)); // lower x boundary
rect.add(new COSFloat(234f)); // lower y boundary
rect.add(new COSFloat(510f)); // upper x boundary
rect.add(new COSFloat(284f)); // upper y boundary

cosDict1.setItem(COSName.RECT, rect);
cosDict1.setItem(COSName.FT, COSName.getPDFName("Tx")); // Field Type
cosDict1.setItem(COSName.TYPE, COSName.ANNOT);
cosDict1.setItem(COSName.SUBTYPE, COSName.getPDFName("Widget"));
cosDict1.setItem(COSName.T, new COSString("DATEFIELD"));
cosDict1.setItem(COSName.DA, new COSString(defaultAppearance));
PDTextbox textbox = new
      PDTextbox(doc.getDocumentCatalog().getAcroForm(), cosDict1);
textbox.setValue("This is It");

 try {
      page.getAnnotations().add(textbox.getWidget());
      acroForm().getFields().add(textbox);
      } catch (IOException e) {
            // TODO Auto-generated catch block
        e.printStackTrace();
     }

将此添加到您的代码中:

cosDict1.setInt(COSName.F, 4);

这会设置注释小部件的打印标志。

或致电

textbox.getWidget().setPrinted(true);

这是 W-9 表单现有字段的注释小部件项目的屏幕截图:

阅读about these flags in the PDF specification