Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / connection / EndKeyOf.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/connection/EndKeyOf.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/connection/EndKeyOf.java
new file mode 100644 (file)
index 0000000..b2b1d78
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/connection/EndKeyOf.java
@@ -0,0 +1,67 @@
+/*******************************************************************************\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.connection;\r
+\r
+import org.simantics.g2d.diagram.handler.Topology.Connection;\r
+import org.simantics.g2d.element.handler.EdgeVisuals.EdgeEnd;\r
+import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class EndKeyOf extends KeyOf {\r
+\r
+    private final EdgeEnd end;\r
+    private int hash;\r
+\r
+    private static final EndKeyOf  BEGIN = new EndKeyOf(EdgeEnd.Begin, Connection.class);\r
+    private static final EndKeyOf  END   = new EndKeyOf(EdgeEnd.End, Connection.class);\r
+    public static final EndKeyOf[] KEYS  = { BEGIN, END };\r
+\r
+    public static EndKeyOf get(EdgeEnd end) {\r
+        switch (end) {\r
+            case Begin: return BEGIN;\r
+            case End: return END;\r
+            default: throw new IllegalArgumentException("unrecognized EdgeEnd value: " + end);\r
+        }\r
+    }\r
+\r
+    private EndKeyOf(EdgeEnd end, Class<?> clazz) {\r
+        super(clazz);\r
+        this.end = end;\r
+        hash = end.hashCode();\r
+    }\r
+\r
+    public EdgeEnd getEnd() {\r
+        return end;\r
+    }\r
+\r
+    @Override\r
+    public int hashCode() {\r
+        return hash;\r
+    }\r
+\r
+    @Override\r
+    public boolean equals(Object obj) {\r
+        if (!(obj instanceof EndKeyOf))\r
+            return false;\r
+        EndKeyOf other = (EndKeyOf) obj;\r
+        if (!other.end.equals(end)) return false;\r
+        return true;\r
+    }\r
+\r
+    @Override\r
+    public String toString() {\r
+        return getClass().getSimpleName() + "[" + end + "]";\r
+    }\r
+\r
+}
\ No newline at end of file