/*

     dsh-iconbundle-tango  Icon bundles for the Tango Project icon theme.

     Copyright (c) 2005-2013 held jointly by the individual authors.

     This library is free software; you can redistribute it and/or modify it

     under the terms of the GNU Lesser General Public License as published

     by the Free Software Foundation; either version 3 of the License, or (at

     your option) any later version.

     This library is distributed in the hope that it will be useful, but WITHOUT

     ANY WARRANTY; with out even the implied warranty of MERCHANTABILITY or

     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public

     License for more details.

     You should have received a copy of the GNU Lesser General Public License

     along with this library;  if not, write to the Free Software Foundation,

     Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA.

     > http://www.fsf.org/licensing/licenses/lgpl.html

     > http://www.opensource.org/licenses/lgpl-license.php

 */

 package org.dishevelled.iconbundle.tango;

 import java.awt.Image;

 import java.awt.Color;

 import java.awt.Component;

 import java.awt.image.BufferedImage;

 import java.net.URL;

 import javax.imageio.ImageIO;

 import javax.swing.UIManager;

 import org.dishevelled.iconbundle.IconSize;

 import org.dishevelled.iconbundle.IconState;

 import org.dishevelled.iconbundle.IconBundle;

 import org.dishevelled.iconbundle.IconTextDirection;

 import org.dishevelled.iconbundle.impl.IconBundleUtils;

 import org.dishevelled.iconbundle.impl.svg.SVGIconBundleUtils;

 /**

  * Tango project icon bundle.

  *

  * @author  Michael Heuer

  */

 final class TangoProjectIconBundle

     implements IconBundle

 {

     /** Base url. */

     private static final String BASE_URL = "/org/freedesktop/tango/";

     /** Tango project standard icon context. */

     private final String context;

     /** Tango project standard icon name. */

     private final String name;

     /**

      * Create a new tango project icon bundle for

      * the specified standard icon name.

      *

      * @param context tango project standard icon context

      * @param name tango project standard icon name

      */

     TangoProjectIconBundle(final String context,

                            final String name)

     {

         this.context = context;

         this.name = name;

     }

     /** {@inheritDoc} */

     public Image getImage(final Component component,

                           final IconTextDirection direction,

                           final IconState state,

                           final IconSize size)

     {

         if (direction == null)

         {

             throw new IllegalArgumentException("direction must not be null");

         }

         if (state == null)

         {

             throw new IllegalArgumentException("state must not be null");

         }

         if (size == null)

         {

             throw new IllegalArgumentException("size must not be null");

         }

         URL url = null;

         BufferedImage image = null;

         if (TangoProject.EXTRA_SMALL.equals(size) || TangoProject.SMALL.equals(size) || TangoProject.MEDIUM.equals(size))

         {

             try

             {

                 url = this.getClass().getResource(BASE_URL + size.toString() + "/" + context + "/" + name + ".png");

                 image = ImageIO.read(url);

             }

             catch (Exception e)

             {

                 System.err.println("couldn't find image for url=" + url);

                 System.err.println("   or=" + BASE_URL + size.toString() + "/" + context + "/" + name + ".png");

                 e.printStackTrace();

                 // ignore

             }

         }

         else

         {

             int width = size.getWidth();

             int height = size.getHeight();

             url = this.getClass().getResource(BASE_URL + "scalable/" + context + "/" + name + ".svg");

             image = SVGIconBundleUtils.readSVG(url, width, height);

         }

         if (IconState.ACTIVE == state)

         {

             return IconBundleUtils.makeActive(image);

         }

         else if (IconState.MOUSEOVER == state)

         {

             return IconBundleUtils.makeMouseover(image);

         }

         else if (IconState.SELECTED == state)

         {

             Color selectionColor = UIManager.getColor("List.selectionBackground");

             return IconBundleUtils.makeSelected(image, selectionColor);

         }

         else if (IconState.SELECTED_MOUSEOVER == state)

         {

             Color selectionColor = UIManager.getColor("List.selectionBackground");

             return IconBundleUtils.makeSelectedMouseover(image, selectionColor);

         }

         else if (IconState.DRAGGING == state)

         {

             return IconBundleUtils.makeDragging(image);

         }

         else if (IconState.DISABLED == state)

         {

             return IconBundleUtils.makeDisabled(image);

         }

         else

         {

             return image;

         }

     }

 }