Package com.lowagie.tools.plugins

Source Code of com.lowagie.tools.plugins.DvdCover

/*
* $Id: DvdCover.java 45 2007-05-15 22:02:53Z chammer $
* Copyright (c) 2005-2007 Bruno Lowagie, Carsten Hammer
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/

/*
* This class was originally published under the MPL by Bruno Lowagie
* and Carsten Hammer.
* It was a part of iText, a Java-PDF library. You can now use it under
* the MIT License; for backward compatibility you can also use it under
* the MPL version 1.1: http://www.mozilla.org/MPL/
* A copy of the MPL license is bundled with the source code FYI.
*/

package com.lowagie.tools.plugins;

import java.awt.Color;
import java.io.File;
import java.io.FileOutputStream;

import javax.swing.JInternalFrame;
import javax.swing.JOptionPane;

import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Image;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfWriter;
import com.lowagie.tools.AbstractTool;
import com.lowagie.tools.arguments.FileArgument;
import com.lowagie.tools.arguments.ImageArgument;
import com.lowagie.tools.arguments.StringArgument;
import com.lowagie.tools.arguments.filters.PdfFilter;

/**
* This is a simple tool that generates a cover for a DVD.
*/
public class DvdCover extends AbstractTool {

  static {
    addVersion("$Id: DvdCover.java 45 2007-05-15 22:02:53Z chammer $");
  }

  /**
   * Constructs a DvdCover object.
   */
  public DvdCover() {
    menuoptions = MENU_EXECUTE | MENU_EXECUTE_SHOW | MENU_EXECUTE_PRINT;
    arguments.add(new FileArgument(this, "destfile", "The file to which the PDF has to be written", true, new PdfFilter()));
    arguments.add(new StringArgument(this, "title", "The title of the DVD", String.class.getName()));
    arguments.add(new StringArgument(this, "backgroundcolor", "The backgroundcolor of the DVD Cover (for instance 0xFFFFFF)", Color.class.getName()));
    arguments.add(new ImageArgument(this, "front", "The front image of the DVD Cover"));
    arguments.add(new ImageArgument(this, "back", "The back image of the DVD Cover"));
    arguments.add(new ImageArgument(this, "side", "The side image of the DVD Cover"));
  }

  /**
   * @see com.lowagie.tools.AbstractTool#createFrame()
   */
  protected void createFrame() {
    internalFrame = new JInternalFrame("Make your own DVD Cover", true, false, true);
    internalFrame.setSize(300, 80);
    internalFrame.setJMenuBar(getMenubar());
    System.out.println("=== DvdCover OPENED ===");
  }

    /**
     * @see com.lowagie.tools.AbstractTool#execute()
     */
    public void execute() {
        try {
            // step 1: creation of a document-object
            Rectangle pageSize = new Rectangle(780, 525);
            if (getValue("backgroundcolor") != null) pageSize.setBackgroundColor((Color)getValue("backgroundcolor"));
            Document document = new Document(pageSize);
            // step 2:
            // we create a writer that listens to the document
            // and directs a PDF-stream to a file
          if (getValue("destfile") == null) throw new DocumentException("You must provide a destination file!");
            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream((File)getValue("destfile")));

            // step 3: we open the document
            document.open();

            // step 4:
          PdfContentByte cb = writer.getDirectContent();
            if (getValue("title") != null) {
              cb.setFontAndSize(BaseFont.createFont(BaseFont.HELVETICA, BaseFont.WINANSI, false), 24);
              cb.beginText();
              if (getValue("front") == null) {
                cb.showTextAligned(Element.ALIGN_CENTER, (String)getValue("title"), 595f, 262f, 0f);
              }
              if (getValue("side") == null) {
                cb.showTextAligned(Element.ALIGN_CENTER, (String)getValue("title"), 385f, 262f, 270f);
              }
              cb.endText();
            }
            cb.moveTo(370, 0);
            cb.lineTo(370, 525);
            cb.moveTo(410, 525);
            cb.lineTo(410, 0);
            cb.stroke();
            if (getValue("front") != null) {
              Image front = (Image)getValue("front");
              front.scaleToFit(370, 525);
              front.setAbsolutePosition(410f + (370f - front.scaledWidth()) / 2f, (525f - front.scaledHeight()) / 2f);
              document.add(front);
            }
            if (getValue("back") != null) {
              Image back = (Image)getValue("back");
              back.scaleToFit(370, 525);
              back.setAbsolutePosition((370f - back.scaledWidth()) / 2f, (525f - back.scaledHeight()) / 2f);
              document.add(back);
            }
            if (getValue("side") != null) {
              Image side = (Image)getValue("side");
              side.scaleToFit(40, 525);
              side.setAbsolutePosition(370 + (40f - side.scaledWidth()) / 2f, (525f - side.scaledHeight()) / 2f);
              document.add(side);
            }

            // step 5: we close the document
            document.close();
        }
        catch(Exception e) {
          JOptionPane.showMessageDialog(internalFrame,
                e.getMessage(),
                e.getClass().getName(),
                JOptionPane.ERROR_MESSAGE);
            System.err.println(e.getMessage());
        }
    }

    /**
     *
     * @see com.lowagie.tools.AbstractTool#valueHasChanged(com.lowagie.tools.arguments.StringArgument)
     * @param arg StringArgument
     */
    public void valueHasChanged(StringArgument arg) {
    if (internalFrame == null) {
      // if the internal frame is null, the tool was called from the commandline
      return;
    }
    // represent the changes of the argument in the internal frame
  }

    /**
     * Generates a DVD Cover in PDF.
     * @param args  an array containing [0] a filename [1] a title [2] a backgroundcolor [3] a front image [4] a back image [5] a side image
     */
    public static void main(String[] args) {
      DvdCover tool = new DvdCover();
      if (args.length == 0) {
        System.err.println(tool.getUsage());
      }
      tool.setMainArguments(args);
        tool.execute();
    }

    /**
     *
     * @see com.lowagie.tools.AbstractTool#getDestPathPDF()
     * @throws InstantiationException
     * @return File
     */
    protected File getDestPathPDF() throws InstantiationException {
    return (File)getValue("destfile");
  }
}
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