/*
* $Id: State.java 3838 2009-04-07 18:34:15Z mstorer $
*
* This code is part of the 'iText Tutorial'.
* You can find the complete tutorial at the following address:
* http://itextdocs.lowagie.com/tutorial/
*
* This code is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* itext-questions@lists.sourceforge.net
*/
package com.lowagie.examples.directcontent.graphics;
import java.awt.Color;
import java.io.FileOutputStream;
import java.io.IOException;
import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfWriter;
/**
* Changing the Graphics State with saveState() and restoreState().
*/
public class State {
/**
* Changing the Graphics State with saveState() and restoreState().
*
* @param args
* no arguments needed
*/
public static void main(String[] args) {
System.out.println("Changing the Graphics State with save and restore");
// step 1: creation of a document-object
Document document = new Document();
try {
// step 2:
// we create a writer that listens to the document
// and directs a PDF-stream to a file
PdfWriter writer = PdfWriter.getInstance(document,
new FileOutputStream("state.pdf"));
// step 3: we open the document
document.open();
// step 4: we grab the ContentByte and do some stuff with it
PdfContentByte cb = writer.getDirectContent();
cb.circle(260.0f, 500.0f, 250.0f);
cb.fill();
cb.saveState();
cb.setColorFill(Color.red);
cb.circle(260.0f, 500.0f, 200.0f);
cb.fill();
cb.saveState();
cb.setColorFill(Color.blue);
cb.circle(260.0f, 500.0f, 150.0f);
cb.fill();
cb.restoreState();
cb.circle(260.0f, 500.0f, 100.0f);
cb.fill();
cb.restoreState();
cb.circle(260.0f, 500.0f, 50.0f);
cb.fill();
cb.sanityCheck();
} catch (DocumentException de) {
System.err.println(de.getMessage());
} catch (IOException ioe) {
System.err.println(ioe.getMessage());
}
// step 5: we close the document
document.close();
}
}