bundles/org.simantics.g2d/src/org/simantics/g2d/elementclass/FilmClass.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.g2d.elementclass;\r
  13 \r
  14 import java.awt.Color;\r
  15 import java.awt.geom.Rectangle2D;\r
  16 \r
  17 import org.simantics.g2d.element.ElementClass;\r
  18 import org.simantics.g2d.element.ElementUtils;\r
  19 import org.simantics.g2d.element.IElement;\r
  20 import org.simantics.g2d.element.handler.SceneGraph;\r
  21 import org.simantics.g2d.element.handler.impl.DefaultTransform;\r
  22 import org.simantics.g2d.element.handler.impl.FillColorImpl;\r
  23 import org.simantics.g2d.element.handler.impl.Resizeable;\r
  24 import org.simantics.scenegraph.g2d.G2DParentNode;\r
  25 import org.simantics.scenegraph.g2d.nodes.ShapeNode;\r
  26 \r
  27 /**\r
  28  * Transparent film\r
  29  * \r
  30  * @author Toni Kalajainen\r
  31  */\r
  32 public class FilmClass {\r
  33 \r
  34         public static final Color FILM_COLOR =\r
  35                 new Color(0.f, 0.f, 0.f, 0.5f);\r
  36         \r
  37         public static final ElementClass FILM_CLASS =\r
  38                 ElementClass.compile(\r
  39                                 DefaultTransform.INSTANCE,\r
  40                                 Resizeable.UNCONSTRICTED,\r
  41                                 //HandleMouseEvent.EVENT_CONSUMER,\r
  42                                 FillColorImpl.handlerOf(FILM_COLOR), \r
  43                                 new FilmSGNode()\r
  44                                 );\r
  45         \r
  46         static class FilmSGNode implements SceneGraph {\r
  47                 /**\r
  48                  * \r
  49                  */\r
  50                 private static final long serialVersionUID = -7763377402727204557L;\r
  51                 private ShapeNode node = null;\r
  52                 \r
  53                 @Override\r
  54                 public void cleanup(IElement e) {\r
  55                         if(node != null) {\r
  56                                 node.remove();\r
  57                         }\r
  58                         node = null;\r
  59                 }\r
  60 \r
  61                 @Override\r
  62                 public void init(IElement e, G2DParentNode parent) {\r
  63                         if(node == null) {\r
  64                                 node = parent.addNode(ShapeNode.class);\r
  65                         }\r
  66                         Color           fillColor       = ElementUtils.getFillColor(e);                 \r
  67                         Rectangle2D rect                = ElementUtils.getElementBounds(e);             \r
  68                         \r
  69                         node.setColor(fillColor);\r
  70                         node.setFill(true);\r
  71                         node.setShape(rect);\r
  72                 }               \r
  73         }\r
  74         \r
  75 }\r