package org.jtheque.core.managers.view.impl.components;

 import org.jdesktop.jxlayer.JXLayer;

 import org.jdesktop.jxlayer.plaf.BufferedLayerUI;

 import org.jtheque.utils.ui.SizeTracker;

 import javax.swing.JComponent;

 import java.awt.Graphics2D;

 /*

  * This file is part of JTheque.

  *            

  * JTheque is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License. 

  *

  * JTheque 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.  See the

  * GNU General Public License for more details.

  *

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

  * along with JTheque.  If not, see <http://www.gnu.org/licenses/>.

  */

 /**

  * An UI to make a JXLayer waiting.

  *

  * @author Baptiste Wicht

  */

 public final class InfiniteWaitUI extends BufferedLayerUI<JComponent> {

     private final WaitFigure waitFigure;

     private final SizeTracker tracker;

     /**

      * Construct a new <code>InfiniteWaitUI</code>.

      * 

      * @param content The content pane of the view.

      */

     public InfiniteWaitUI(JXLayer<JComponent> content) {

         super();

         waitFigure = new InfiniteWaitFigure();

         waitFigure.setGlassPane(content);

         waitFigure.init();

         tracker = new SizeTracker(content);

     }

     @Override

     public void paintLayer(Graphics2D g2, JXLayer<? extends JComponent> layer) {

         if(tracker.hasSizeChanged()){

             tracker.updateSize();

             waitFigure.setBounds(layer.getWidth(), layer.getHeight());

         }

         waitFigure.paint(g2);

     }

     /**

      * Start the animation.

      */

     public void start() {

         setAlpha(1.0f);

         waitFigure.start();

     }

     /**

      * Stop the animation.

      */

     public void stop() {

         setAlpha(0.0f);

         waitFigure.stop();

     }

 }