Java Image.setRotation示例

  public static void main(String[] args) {
    Document document = new Document();
    try {
      PdfWriter.getInstance(document, new FileOutputStream("ImageRotation.pdf"));
      document.open();

      //
      // Rotate image in radian using the setRotation method.
      //
      String filename = "other-sample/src/main/resources/java.gif";
      Image image = Image.getInstance(filename);
      image.setRotation(90f);
      document.add(image);

      //
      // Rotate image in degree using the setRotationDegree method
      //
      String url = "http://localhost/xampp/img/xampp-logo-new.gif";
      image = Image.getInstance(url);
      image.setRotationDegrees(90);
      document.add(image);
    } catch (DocumentException | IOException e) {
      e.printStackTrace();
    } finally {
      document.close();
    }
  }