bundles/org.simantics.spreadsheet.ui/src/org/simantics/spreadsheet/ui/SheetClass.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007- VTT Technical Research Centre of Finland.\r
   3  * All rights reserved. This program and the accompanying materials\r
   4  * are made available under the terms of the Eclipse Public License v1.0\r
   5  * which accompanies this distribution, and is available at\r
   6  * http://www.eclipse.org/legal/epl-v10.html\r
   7  *\r
   8  * Contributors:\r
   9  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  10  *******************************************************************************/\r
  11 package org.simantics.spreadsheet.ui;\r
  12 \r
  13 import java.awt.Shape;\r
  14 import java.awt.geom.Rectangle2D;\r
  15 \r
  16 import org.simantics.db.Resource;\r
  17 import org.simantics.g2d.element.ElementClass;\r
  18 import org.simantics.g2d.element.ElementHints;\r
  19 import org.simantics.g2d.element.ElementUtils;\r
  20 import org.simantics.g2d.element.IElement;\r
  21 import org.simantics.g2d.element.SceneGraphNodeKey;\r
  22 import org.simantics.g2d.element.handler.InternalSize;\r
  23 import org.simantics.g2d.element.handler.Outline;\r
  24 import org.simantics.g2d.element.handler.SceneGraph;\r
  25 import org.simantics.g2d.element.handler.impl.BorderColorImpl;\r
  26 import org.simantics.g2d.element.handler.impl.DefaultTransform;\r
  27 import org.simantics.g2d.element.handler.impl.SimpleElementLayers;\r
  28 import org.simantics.scenegraph.Node;\r
  29 import org.simantics.scenegraph.g2d.G2DParentNode;\r
  30 import org.simantics.spreadsheet.Adaptable;\r
  31 import org.simantics.utils.datastructures.Callback;\r
  32 import org.simantics.utils.datastructures.hints.IHintContext.Key;\r
  33 import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;\r
  34 \r
  35 /**\r
  36  * @author Antti Villberg\r
  37  */\r
  38 public class SheetClass {\r
  39 \r
  40         public static final Key  KEY_SERVER_INTERFACE = new KeyOf(Adaptable.class, "SERVER_INTERFACE");\r
  41 \r
  42         public static final Key  KEY_SHEET = new KeyOf(Resource.class, "SHEET");\r
  43         public static final Key  KEY_RVI = new KeyOf(String.class, "RVI");\r
  44         public static final Key  KEY_SG_NODE             = new SceneGraphNodeKey(Node.class, "SG_NODE");\r
  45 \r
  46         public static class SheetSGNode implements SceneGraph, InternalSize, Outline {\r
  47 \r
  48                 private static final long serialVersionUID = -5823585015844593347L;\r
  49 \r
  50                 static final SheetSGNode INSTANCE = new SheetSGNode();\r
  51 \r
  52                 @Override\r
  53                 public void init(final IElement e, final G2DParentNode parent) {\r
  54 \r
  55                         // Create node if it doesn't exist yet\r
  56                         SheetNode node = (SheetNode)e.getHint(KEY_SG_NODE);\r
  57                         if(node == null || node.getBounds() == null || node.getParent() != parent) {\r
  58 \r
  59                                 node = parent.addNode(ElementUtils.generateNodeId(e), SheetNode.class);\r
  60 \r
  61                                 e.setHint(KEY_SG_NODE, node);\r
  62 \r
  63                                 Adaptable serverInterface = e.getHint(KEY_SERVER_INTERFACE);\r
  64                                 node.init(serverInterface);\r
  65 \r
  66                                 Callback<Node> callback = e.getHint(ElementHints.KEY_SG_CALLBACK);\r
  67                                 if(callback != null)\r
  68                                         callback.run(node);\r
  69 \r
  70                                 System.out.println("SHEET PARENT NODE: " + parent);\r
  71                                 node.setBounds(new Rectangle2D.Double(0, 0, 400, 200));\r
  72 \r
  73                         }\r
  74 \r
  75                         update(e);\r
  76 \r
  77                 }\r
  78 \r
  79                 public void update(IElement e) {\r
  80                 }\r
  81 \r
  82                 @Override\r
  83                 public void cleanup(IElement e) {\r
  84                         SheetNode node = (SheetNode)e.removeHint(KEY_SG_NODE);\r
  85                         if (node != null)\r
  86                                 node.remove();\r
  87                 }\r
  88 \r
  89                 @Override\r
  90                 public Rectangle2D getBounds(IElement e, Rectangle2D size) {\r
  91                         Rectangle2D shape = new Rectangle2D.Double(0, 0, 0, 0);\r
  92 \r
  93                         SheetNode node = (SheetNode)e.getHint(KEY_SG_NODE);\r
  94                         if(node != null && node.getBounds() != null) {\r
  95                                 shape = node.getBounds().getBounds2D();\r
  96                         }\r
  97 \r
  98                         if(size != null) size.setRect(shape);\r
  99                         return shape;\r
 100                 }\r
 101 \r
 102                 @Override\r
 103                 public Shape getElementShape(IElement e) {\r
 104                         Shape shape = new Rectangle2D.Double(0, 0, 0, 0);\r
 105 \r
 106                         SheetNode node = (SheetNode)e.getHint(KEY_SG_NODE);\r
 107                         if(node != null && node.getBounds() != null) {\r
 108                                 shape = node.getBounds();\r
 109                         }\r
 110 \r
 111                         return shape;\r
 112                 }\r
 113 \r
 114         }\r
 115 \r
 116 \r
 117         public static final ElementClass INSTANCE =\r
 118                         ElementClass.compile(\r
 119                                         DefaultTransform.INSTANCE,\r
 120                                         BorderColorImpl.BLACK,\r
 121                                         SheetSGNode.INSTANCE,\r
 122                                         SimpleElementLayers.INSTANCE\r
 123                                         );\r
 124 \r
 125 }\r