/*
 * Example written in answer to:
 * http://stackoverflow.com/questions/33787785/itext-rotate-pdf-document-but-not-image
 */
package sandbox.images;

import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Image;
import com.itextpdf.text.PageSize;
import com.itextpdf.text.pdf.PdfWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import sandbox.WrapToTest;

/**
 * @author Bruno Lowagie (iText Software)
 */
@WrapToTest
public class ImageOnRotatedPage {
    public static final String IMAGE = "resources/images/cardiogram.png";
    public static final String DEST = "results/images/cardiogram.pdf";
    
    public static void main(String[] args) throws IOException, DocumentException {
        File file = new File(DEST);
        file.getParentFile().mkdirs();
        new ImageOnRotatedPage().createPdf(DEST);
    }
    
    public void createPdf(String dest) throws IOException, DocumentException {
        Document document = new Document(PageSize.A4.rotate());
        PdfWriter.getInstance(document, new FileOutputStream(dest));
        document.open();
        Image img = Image.getInstance(IMAGE);
        img.scaleToFit(770, 523);
        float offsetX = (770 - img.getScaledWidth()) / 2;
        float offsetY = (523 - img.getScaledHeight()) / 2;
        img.setAbsolutePosition(36 + offsetX, 36 + offsetY);
        document.add(img);
        document.close();
    }
    
}