Package com.lowagie.examples.directcontent.graphics

Source Code of com.lowagie.examples.directcontent.graphics.Shapes

/*
* $Id: Shapes.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.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;

/**
* Drawing some shapes.
*/
public class Shapes {
   
    /**
     * Draws some shapes.
     * @param args no arguments needed
     */
    public static void main(String[] args) {
       
        System.out.println("Drawing some shapes");
       
        // 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("shapes.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();
           
            // an example of a rectangle with a diagonal in very thick lines
            cb.setLineWidth(10f);
            // draw a rectangle
            cb.rectangle(100, 700, 100, 100);
            // add the diagonal
            cb.moveTo(100, 700);
            cb.lineTo(200, 800);
            // stroke the lines
            cb.stroke();
           
            // an example of some circles
            cb.setLineDash(3, 3, 0);
            cb.setRGBColorStrokeF(0f, 255f, 0f);
            cb.circle(150f, 500f, 100f);
            cb.stroke();
           
            cb.setLineWidth(5f);
            cb.resetRGBColorStroke();
            cb.circle(150f, 500f, 50f);
            cb.stroke();
           
            // example with colorfill
            cb.setRGBColorFillF(0f, 255f, 0f);
            cb.moveTo(100f, 200f);
            cb.lineTo(200f, 250f);
            cb.lineTo(400f, 150f);
            // because we change the fill color BEFORE we stroke the triangle
            // the color of the triangle will be red instead of green
            cb.setRGBColorFillF(255f, 0f, 0f);
            cb.closePathFillStroke();
           
            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();
    }

}
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