Raw images
This example was written in answer to the question Click How to create unique images with Image.getInstance()?
rawimages
JAVA
JAVA
/*
This file is part of the iText (R) project.
Copyright (c) 1998-2023 Apryse Group NV
Authors: Apryse Software.
For more information, please contact iText Software at this address:
sales@itextpdf.com
*/
package com.itextpdf.samples.sandbox.images;
import com.itextpdf.io.image.ImageDataFactory;
import com.itextpdf.kernel.geom.PageSize;
import com.itextpdf.kernel.pdf.PdfDocument;
import com.itextpdf.kernel.pdf.PdfWriter;
import com.itextpdf.layout.Document;
import com.itextpdf.layout.element.Image;
import java.io.File;
public class RawImages {
public static final String DEST = "./target/sandbox/images/raw_images.pdf";
public static void main(String[] args) throws Exception {
File file = new File(DEST);
file.getParentFile().mkdirs();
new RawImages().manipulatePdf(DEST);
}
protected void manipulatePdf(String dest) throws Exception {
PdfDocument pdfDoc = new PdfDocument(new PdfWriter(dest));
Document doc = new Document(pdfDoc, PageSize.A4.rotate());
int fitWidth = 30;
int fitHeight = 30;
// Add the gray square
Image img = new Image(ImageDataFactory.create(1, 1, 1, 8,
new byte[] {(byte) 0x80}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the red square
img = new Image(ImageDataFactory.create(1, 1, 3, 8,
new byte[] {(byte) 255, (byte) 0, (byte) 0}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the green square
img = new Image(ImageDataFactory.create(1, 1, 3, 8,
new byte[] {(byte) 0, (byte) 255, (byte) 0}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the blue square
img = new Image(ImageDataFactory.create(1, 1, 3, 8,
new byte[] {(byte) 0, (byte) 0, (byte) 255}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the cyan square
img = new Image(ImageDataFactory.create(1, 1, 4, 8,
new byte[] {(byte) 255, (byte) 0, (byte) 0, (byte) 0}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the magenta square
img = new Image(ImageDataFactory.create(1, 1, 4, 8,
new byte[] {(byte) 0, (byte) 255, (byte) 0, (byte) 0}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the yellow square
img = new Image(ImageDataFactory.create(1, 1, 4, 8,
new byte[] {(byte) 0, (byte) 0, (byte) 255, (byte) 0}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
// Add the black square
img = new Image(ImageDataFactory.create(1, 1, 4, 8,
new byte[] {(byte) 0, (byte) 0, (byte) 0, (byte) 255}, null));
img.scaleToFit(fitWidth, fitHeight);
doc.add(img);
doc.close();
}
}