itext 向pdf模板中添加文字 并设置文字加粗
时间: 2024-05-13 22:19:11 浏览: 392
使用 iText 添加文字到 PDF 模板中并设置加粗字体的步骤如下:
1. 加载 PDF 模板:
```
PdfReader reader = new PdfReader("template.pdf");
PdfStamper stamper = new PdfStamper(reader, new FileOutputStream("output.pdf"));
```
2. 获取 PDF 模板中的表单域:
```
AcroFields fields = stamper.getAcroFields();
```
3. 设置要添加的文字内容和字体:
```
String fieldName = "text_field_name";
String fieldValue = "Hello, World!";
BaseFont font = BaseFont.createFont(BaseFont.HELVETICA_BOLD, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
```
4. 将文字内容和字体应用到表单域中:
```
fields.setField(fieldName, fieldValue);
fields.setFieldProperty(fieldName, "textfont", font, null);
```
5. 关闭 PDF 模板:
```
stamper.close();
reader.close();
```
完整代码示例:
```
PdfReader reader = new PdfReader("template.pdf");
PdfStamper stamper = new PdfStamper(reader, new FileOutputStream("output.pdf"));
AcroFields fields = stamper.getAcroFields();
String fieldName = "text_field_name";
String fieldValue = "Hello, World!";
BaseFont font = BaseFont.createFont(BaseFont.HELVETICA_BOLD, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
fields.setField(fieldName, fieldValue);
fields.setFieldProperty(fieldName, "textfont", font, null);
stamper.close();
reader.close();
```
以上代码将在 PDF 模板的 "text_field_name" 表单域中添加内容为 "Hello, World!" 的加粗字体。
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