-/*******************************************************************************\r
- * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
- * 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.g2d.nodes.connection;\r
-\r
-import gnu.trove.map.hash.THashMap;\r
-\r
-import org.simantics.diagram.connection.RouteGraph;\r
-import org.simantics.diagram.connection.RouteLine;\r
-import org.simantics.diagram.connection.RouteTerminal;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class RemoveLineAction {\r
-\r
- RouteGraph rg;\r
- RouteGraph rgc;\r
- RouteTerminal terminal;\r
-\r
- public RemoveLineAction(RouteGraph rg, RouteGraph rgc, RouteTerminal terminal) {\r
- this.rg = rg;\r
- this.rgc = rgc;\r
- this.terminal = terminal;\r
- }\r
-\r
- public RouteGraph getOriginalRouteGraph() {\r
- return rg;\r
- }\r
-\r
- public RouteGraph getRouteGraph() {\r
- return rgc;\r
- }\r
-\r
- /**\r
- * @param rg\r
- * @param l the route line to remove\r
- * @param x\r
- * @param y\r
- * @return the performed action or <code>null</code> if no action to perform\r
- */\r
- public static RemoveLineAction perform(RouteGraph rg, RouteLine line, double x, double y) {\r
- // Can't remove segments from connections that have only two terminals.\r
- if (rg.isSimpleConnection() || rg.getTerminals().size() <= 2)\r
- return null;\r
-\r
- THashMap<Object, Object> map = new THashMap<Object, Object>();\r
- RouteGraph rgc = rg.copy(map);\r
- RouteLine lc = (RouteLine) map.get(line);\r
-\r
- RouteTerminal terminal = lc.getTerminal();\r
- if (terminal == null)\r
- return null;\r
-\r
- rgc.disconnect(terminal);\r
- rgc.remove(terminal);\r
-\r
- return new RemoveLineAction(rg, rgc, terminal);\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.scenegraph.g2d.nodes.connection;
+
+import gnu.trove.map.hash.THashMap;
+
+import org.simantics.diagram.connection.RouteGraph;
+import org.simantics.diagram.connection.RouteLine;
+import org.simantics.diagram.connection.RouteTerminal;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class RemoveLineAction {
+
+ RouteGraph rg;
+ RouteGraph rgc;
+ RouteTerminal terminal;
+
+ public RemoveLineAction(RouteGraph rg, RouteGraph rgc, RouteTerminal terminal) {
+ this.rg = rg;
+ this.rgc = rgc;
+ this.terminal = terminal;
+ }
+
+ public RouteGraph getOriginalRouteGraph() {
+ return rg;
+ }
+
+ public RouteGraph getRouteGraph() {
+ return rgc;
+ }
+
+ /**
+ * @param rg
+ * @param l the route line to remove
+ * @param x
+ * @param y
+ * @return the performed action or <code>null</code> if no action to perform
+ */
+ public static RemoveLineAction perform(RouteGraph rg, RouteLine line, double x, double y) {
+ // Can't remove segments from connections that have only two terminals.
+ if (rg.isSimpleConnection() || rg.getTerminals().size() <= 2)
+ return null;
+
+ THashMap<Object, Object> map = new THashMap<Object, Object>();
+ RouteGraph rgc = rg.copy(map);
+ RouteLine lc = (RouteLine) map.get(line);
+
+ RouteTerminal terminal = lc.getTerminal();
+ if (terminal == null)
+ return null;
+
+ rgc.disconnect(terminal);
+ rgc.remove(terminal);
+
+ return new RemoveLineAction(rg, rgc, terminal);
+ }
+
+}