Java Code Examples for com.itextpdf.text.pdf.PdfContentByte#showTextAligned()

The following examples show how to use com.itextpdf.text.pdf.PdfContentByte#showTextAligned() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: StampColoredText.java    From testarea-itext5 with GNU Affero General Public License v3.0 9 votes vote down vote up 
/**
 * The OP's original code transformed into Java
 */
void stampTextOriginal(InputStream source, OutputStream target) throws DocumentException, IOException
{
    Date today = new Date();
    PdfReader reader = new PdfReader(source);
    PdfStamper stamper = new PdfStamper(reader, target);
    BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA_BOLD, BaseFont.WINANSI, BaseFont.EMBEDDED);
    int tSize = 24;
    String mark = "DRAFT " + today;
    int angle = 45;
    float height = reader.getPageSizeWithRotation(1).getHeight()/2;
    float width = reader.getPageSizeWithRotation(1).getWidth()/2;
    PdfContentByte cb = stamper.getOverContent(1);
    cb.setColorFill(new BaseColor(255,200,200));
    cb.setFontAndSize(bf, tSize);
    cb.beginText();
    cb.showTextAligned(Element.ALIGN_CENTER, mark, width, height, angle);
    cb.endText();
    stamper.close();
    reader.close();
}
Example 2
Source File: PDFUtil.java    From roncoo-education with MIT License 7 votes vote down vote up 
/**
 * 水印
 */
public static void setWatermark(MultipartFile src, File dest, String waterMarkName, int permission) throws DocumentException, IOException {
	PdfReader reader = new PdfReader(src.getInputStream());
	PdfStamper stamper = new PdfStamper(reader, new BufferedOutputStream(new FileOutputStream(dest)));
	int total = reader.getNumberOfPages() + 1;
	PdfContentByte content;
	BaseFont base = BaseFont.createFont();
	for (int i = 1; i < total; i++) {
		content = stamper.getOverContent(i);// 在内容上方加水印
		content.beginText();
		content.setTextMatrix(70, 200);
		content.setFontAndSize(base, 30);
		content.setColorFill(BaseColor.GRAY);
		content.showTextAligned(Element.ALIGN_CENTER, waterMarkName, 300, 400, 45);
		content.endText();
	}
	stamper.close();
}
Example 3
Source File: StampColoredText.java    From testarea-itext5 with GNU Affero General Public License v3.0 7 votes vote down vote up 
/**
 * The OP's code transformed into Java changed with the work-around.
 */
void stampTextChanged(InputStream source, OutputStream target) throws DocumentException, IOException
{
    Date today = new Date();
    PdfReader reader = new PdfReader(source);
    PdfStamper stamper = new PdfStamper(reader, target);
    BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA_BOLD, BaseFont.WINANSI, BaseFont.EMBEDDED);
    int tSize = 24;
    String mark = "DRAFT " + today;
    int angle = 45;
    float height = reader.getPageSizeWithRotation(1).getHeight()/2;
    float width = reader.getPageSizeWithRotation(1).getWidth()/2;
    PdfContentByte cb = stamper.getOverContent(1);
    cb.setFontAndSize(bf, tSize);
    cb.beginText();
    cb.setColorFill(new BaseColor(255,200,200));
    cb.showTextAligned(Element.ALIGN_CENTER, mark, width, height, angle);
    cb.endText();
    stamper.close();
    reader.close();
}