Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / element / handler / impl / Terminals.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/Terminals.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/Terminals.java
new file mode 100644 (file)
index 0000000..139e76d
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/Terminals.java
@@ -0,0 +1,92 @@
+/*******************************************************************************\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.g2d.element.handler.impl;\r
+\r
+import gnu.trove.map.hash.THashMap;\r
+\r
+import java.awt.Shape;\r
+import java.awt.geom.AffineTransform;\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.Map;\r
+\r
+import org.simantics.g2d.diagram.handler.Topology.Terminal;\r
+import org.simantics.g2d.element.IElement;\r
+import org.simantics.g2d.element.handler.TerminalLayout;\r
+import org.simantics.g2d.element.handler.TerminalTopology;\r
+import org.simantics.g2d.utils.geom.DirectionSet;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class Terminals implements TerminalLayout, TerminalTopology {\r
+\r
+    private static final long             serialVersionUID = -6532093690907028016L;\r
+\r
+    private final Map<Terminal, ObjectTerminal> terminalMap      = new THashMap<Terminal, ObjectTerminal>();\r
+    private final ArrayList<Terminal>           terminals        = new ArrayList<Terminal>();\r
+\r
+    public Terminals(Collection<ObjectTerminal> ts) {\r
+        for (ObjectTerminal ti : ts) {\r
+            terminals.add(ti);\r
+            terminalMap.put(ti, ti);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public AffineTransform getTerminalPosition(IElement node, Terminal t) {\r
+        ObjectTerminal ti = terminalMap.get(t);\r
+        if (ti == null)\r
+            return null;\r
+        return new AffineTransform(ti.getTransform());\r
+    }\r
+\r
+    @Override\r
+    public void getTerminals(IElement e, Collection<Terminal> result) {\r
+        result.addAll(terminals);\r
+    }\r
+\r
+    @Override\r
+    public boolean getTerminalDirection(IElement node, Terminal t, DirectionSet directions) {\r
+        ObjectTerminal ti = terminalMap.get(t);\r
+        if (ti == null)\r
+            return false;\r
+        directions.addAll(ti.getDirections());\r
+        return true;\r
+    }\r
+\r
+    @Override\r
+    public Shape getTerminalShape(IElement node, Terminal t) {\r
+        ObjectTerminal ti = terminalMap.get(t);\r
+        if (ti == null)\r
+            return null;\r
+        return ti.getShape();\r
+    }\r
+\r
+    @Override\r
+    public int hashCode() {\r
+        return terminalMap.hashCode();\r
+    }\r
+\r
+    @Override\r
+    public boolean equals(Object obj) {\r
+        if (this == obj)\r
+            return true;\r
+        if (obj == null)\r
+            return false;\r
+        if (getClass() != obj.getClass())\r
+            return false;\r
+        Terminals other = (Terminals) obj;\r
+        return terminalMap.equals(other.terminalMap);\r
+    }\r
+\r
+}
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