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[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / utils / SceneGraphUtil.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.scenegraph.utils;\r
13 \r
14 import java.awt.geom.Rectangle2D;\r
15 \r
16 import org.simantics.scenegraph.g2d.G2DParentNode;\r
17 import org.simantics.scenegraph.g2d.nodes.NavigationNode;\r
18 import org.simantics.scenegraph.g2d.nodes.PageBorderNode;\r
19 \r
20 public class SceneGraphUtil {\r
21         public static void zoomToFit(G2DParentNode root) {\r
22                 NavigationNode nav = NodeUtil.getNearestChildByClass(root, NavigationNode.class);\r
23                 if(nav != null) {\r
24                         Rectangle2D diagram = nav.getBoundsInLocal(true);\r
25                         nav.zoomTo(diagram);\r
26                 }\r
27                 // TODO: use margins..\r
28 //              util.fitArea(rect, diagramRect, new Margins(MarginUtils.MARGIN2, new Margin(0.10, 0, 0), MarginUtils.MARGIN2, MarginUtils.MARGIN2));\r
29         }\r
30         \r
31         public static void zoomToPage(G2DParentNode root) {\r
32         PageBorderNode page = NodeUtil.getNearestChildByClass(root, PageBorderNode.class);\r
33                 NavigationNode nav = NodeUtil.getNearestChildByClass(root, NavigationNode.class);\r
34                 if(nav != null && page != null) {\r
35                         nav.zoomTo(page.getBoundsInLocal(true));\r
36                 } else if(nav != null && page == null) {\r
37                         // Fallback to zoomToFit\r
38                         Rectangle2D diagram = nav.getBoundsInLocal(true);\r
39                         nav.zoomTo(diagram);\r
40                 }\r
41         }\r
42 }\r