Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / utils / SceneGraphUtil.java

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/utils/SceneGraphUtil.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/utils/SceneGraphUtil.java
new file mode 100644 (file)
index 0000000..c9f993a
--- /dev/null
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/utils/SceneGraphUtil.java
@@ -0,0 +1,42 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.scenegraph.utils;\r
+\r
+import java.awt.geom.Rectangle2D;\r
+\r
+import org.simantics.scenegraph.g2d.G2DParentNode;\r
+import org.simantics.scenegraph.g2d.nodes.NavigationNode;\r
+import org.simantics.scenegraph.g2d.nodes.PageBorderNode;\r
+\r
+public class SceneGraphUtil {\r
+       public static void zoomToFit(G2DParentNode root) {\r
+               NavigationNode nav = NodeUtil.getNearestChildByClass(root, NavigationNode.class);\r
+               if(nav != null) {\r
+                       Rectangle2D diagram = nav.getBoundsInLocal(true);\r
+                       nav.zoomTo(diagram);\r
+               }\r
+               // TODO: use margins..\r
+//             util.fitArea(rect, diagramRect, new Margins(MarginUtils.MARGIN2, new Margin(0.10, 0, 0), MarginUtils.MARGIN2, MarginUtils.MARGIN2));\r
+       }\r
+       \r
+       public static void zoomToPage(G2DParentNode root) {\r
+       PageBorderNode page = NodeUtil.getNearestChildByClass(root, PageBorderNode.class);\r
+               NavigationNode nav = NodeUtil.getNearestChildByClass(root, NavigationNode.class);\r
+               if(nav != null && page != null) {\r
+                       nav.zoomTo(page.getBoundsInLocal(true));\r
+               } else if(nav != null && page == null) {\r
+                       // Fallback to zoomToFit\r
+                       Rectangle2D diagram = nav.getBoundsInLocal(true);\r
+                       nav.zoomTo(diagram);\r
+               }\r
+       }\r
+}\r