Current version

src/de/tudarmstadt/maki/simonstrator/api/component/vehicular/roadnetwork/RoadNetworkEdge.java

@@ -52,6 +52,8 @@ public class RoadNetworkEdge {
 
 	private final EdgeController _edgeController;
 
+	private List<RoadNetworkEdgeListener> _listeners = new ArrayList<>();
+
 	public RoadNetworkEdge(SerializableRoadNetworkEdge pEdge, EdgeController pEdgeController) {
 		_edgeController = pEdgeController;
 
@@ -73,12 +75,20 @@ public class RoadNetworkEdge {
 		_angle = pAngle;
 	}
 
+	public void registerEdgeListener(RoadNetworkEdgeListener pListener) {
+		_listeners.add(pListener);
+	}
+
 	public void addRoadProperty(RoadProperty pProperty) {
 		_activeProperties.add(pProperty);
 
 		if (pProperty instanceof JamProperty) {
 			setMaxSpeed(((JamProperty) pProperty).getAverageSpeed());
 		}
+
+		for (RoadNetworkEdgeListener roadNetworkEdgeListener : _listeners) {
+			roadNetworkEdgeListener.edgeActivated(this, pProperty);
+		}
 	}
 
 	/**
@@ -115,7 +125,7 @@ public class RoadNetworkEdge {
 	 * @return
 	 */
 	public static double getCorrespondingState(double pExpectation) {
-		return ((int) (pExpectation / VectoralJamProperty.SCALING)) * VectoralJamProperty.SCALING;
+		return ((int) Math.round(pExpectation / VectoralJamProperty.SCALING)) * VectoralJamProperty.SCALING;
 	}
 
 	public void removeRoadProperty(RoadProperty pProperty) {
@@ -124,6 +134,10 @@ public class RoadNetworkEdge {
 		if (pProperty instanceof JamProperty) {
 			setMaxSpeed(getOriginalMaxSpeed());
 		}
+
+		for (RoadNetworkEdgeListener roadNetworkEdgeListener : _listeners) {
+			roadNetworkEdgeListener.edgeDeactivated(this, pProperty);
+		}
 	}
 
 	/**

src/de/tudarmstadt/maki/simonstrator/api/component/vehicular/roadnetwork/RoadNetworkEdgeListener.java

+/*
+ * Copyright (c) 2005-2010 KOM – Multimedia Communications Lab
+ *
+ * This file is part of Simonstrator.KOM.
+ * 
+ * Simonstrator.KOM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ * 
+ * PeerfactSim.KOM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with PeerfactSim.KOM.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+package de.tudarmstadt.maki.simonstrator.api.component.vehicular.roadnetwork;
+
+import de.tudarmstadt.maki.simonstrator.api.component.sensor.environment.data.RoadProperty;
+
+public interface RoadNetworkEdgeListener {
+	void edgeActivated(RoadNetworkEdge pEdge, RoadProperty pProperty);
+
+	void edgeDeactivated(RoadNetworkEdge pEdge, RoadProperty pProperty);
+}