renamed turnouts, worked on route discovery

resources/css/style.css

@@ -107,7 +107,7 @@ svg circle{
 
 .window{
 	position: fixed;
-	top: 10px;
+	top: 50%;
 	bottom: 10px;
 	left: 10px;
 	right: 10px;

src/main/java/de/srsoftware/web4rail/Plan.java

@@ -12,6 +12,7 @@ import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Vector;
 
@@ -38,7 +39,6 @@ import de.srsoftware.web4rail.tiles.EndS;
 import de.srsoftware.web4rail.tiles.EndW;
 import de.srsoftware.web4rail.tiles.Eraser;
 import de.srsoftware.web4rail.tiles.Shadow;
-import de.srsoftware.web4rail.tiles.Signal;
 import de.srsoftware.web4rail.tiles.SignalE;
 import de.srsoftware.web4rail.tiles.SignalN;
 import de.srsoftware.web4rail.tiles.SignalS;
@@ -46,14 +46,15 @@ import de.srsoftware.web4rail.tiles.SignalW;
 import de.srsoftware.web4rail.tiles.StraightH;
 import de.srsoftware.web4rail.tiles.StraightV;
 import de.srsoftware.web4rail.tiles.Tile;
-import de.srsoftware.web4rail.tiles.TurnoutEN;
+import de.srsoftware.web4rail.tiles.Turnout.State;
-import de.srsoftware.web4rail.tiles.TurnoutES;
+import de.srsoftware.web4rail.tiles.TurnoutLE;
-import de.srsoftware.web4rail.tiles.TurnoutNE;
+import de.srsoftware.web4rail.tiles.TurnoutLN;
-import de.srsoftware.web4rail.tiles.TurnoutNW;
+import de.srsoftware.web4rail.tiles.TurnoutLS;
-import de.srsoftware.web4rail.tiles.TurnoutSE;
+import de.srsoftware.web4rail.tiles.TurnoutLW;
-import de.srsoftware.web4rail.tiles.TurnoutSW;
+import de.srsoftware.web4rail.tiles.TurnoutRE;
-import de.srsoftware.web4rail.tiles.TurnoutWN;
+import de.srsoftware.web4rail.tiles.TurnoutRN;
-import de.srsoftware.web4rail.tiles.TurnoutWS;
+import de.srsoftware.web4rail.tiles.TurnoutRS;
+import de.srsoftware.web4rail.tiles.TurnoutRW;
 
 public class Plan {
 	public enum Direction{		
@@ -102,6 +103,7 @@ public class Plan {
 	private String analyze() {
 		Vector<Route> routes = new Vector<Route>();
 		for (Block block : blocks) {
+			block.routes().clear();
 			for (Connector con : block.startPoints()) routes.addAll(follow(new Route().start(block),con));
 		}
 		this.routes.clear();
@@ -112,19 +114,28 @@ public class Plan {
 		return t("Found {} routes.",routes.size());
 	}
 	
-	private Collection<Route> follow(Route route, Connector con) {		
+	private Collection<Route> follow(Route route, Connector connector) {
-		Tile tile = get(con.x,con.y);
+		Tile tile = get(connector.x,connector.y);
 		Vector<Route> results = new Vector<>();
 		if (tile == null) return results;
-		Tile added = route.add(tile instanceof Shadow ? ((Shadow)tile).overlay() : tile);
+		Tile addedTile = route.add(tile,connector.from);
-		if (added instanceof Signal) {
+		if (addedTile instanceof Block) return List.of(route);
-			Signal signal = (Signal) added;
+		Map<Connector, State> connectors = tile.connections(connector.from);
-			if (signal.isAffectedFrom(con.from)) route.addSignal(signal);
-		}
-		if (added instanceof Block) return List.of(route);
-		List<Connector> connectors = tile.connections(con.from);
 		List<Route>routes = route.multiply(connectors.size());
-		for (int i=0; i<connectors.size(); i++) results.addAll(follow(routes.get(i),connectors.get(i)));
+		LOG.debug("{}",tile);
+		if (connectors.size()>1) LOG.debug("SPLITTING @ {}",tile);
+		
+		for (Entry<Connector, State> entry: connectors.entrySet()) {
+			route = routes.remove(0);
+			connector = entry.getKey();
+			State state = entry.getValue();
+			route.setLast(state);
+			if (connectors.size()>1) {
+				LOG.debug("RESUMING from {}",tile);
+			}
+			results.addAll(follow(route,connector));
+		}
+		
 		return results;
 	}
 
@@ -267,7 +278,9 @@ public class Plan {
 			}
 			return t("Unknown action: {}",action);
 		} catch (Exception e) {
-			return e.getMessage();
+			String msg = e.getMessage();
+			if (msg == null || msg.isEmpty()) msg = t("An unknown error occured!");
+			return msg;
 		}
 	}
 
@@ -363,14 +376,14 @@ public class Plan {
 		tiles.append(new EndW().tag(null));
 		tiles.append(new EndN().tag(null));
 		tiles.append(new EndS().tag(null));
-		tiles.append(new TurnoutSW().tag(null));
+		tiles.append(new TurnoutRS().tag(null));
-		tiles.append(new TurnoutSE().tag(null));
+		tiles.append(new TurnoutRN().tag(null));
-		tiles.append(new TurnoutNW().tag(null));
+		tiles.append(new TurnoutRW().tag(null));
-		tiles.append(new TurnoutNE().tag(null));
+		tiles.append(new TurnoutRE().tag(null));
-		tiles.append(new TurnoutES().tag(null));
+		tiles.append(new TurnoutLN().tag(null));
-		tiles.append(new TurnoutEN().tag(null));
+		tiles.append(new TurnoutLS().tag(null));
-		tiles.append(new TurnoutWS().tag(null));
+		tiles.append(new TurnoutLW().tag(null));
-		tiles.append(new TurnoutWN().tag(null));
+		tiles.append(new TurnoutLE().tag(null));
 		tiles.append(new CrossH().tag(null));
 		tiles.append(new CrossV().tag(null));
 		tiles.append(new Eraser().tag(null));

src/main/java/de/srsoftware/web4rail/Route.java

@@ -1,38 +1,47 @@
 package de.srsoftware.web4rail;
 
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map.Entry;
 import java.util.Vector;
 
 import de.keawe.tools.translations.Translation;
 import de.srsoftware.tools.Tag;
+import de.srsoftware.web4rail.Plan.Direction;
 import de.srsoftware.web4rail.tiles.Block;
 import de.srsoftware.web4rail.tiles.Contact;
+import de.srsoftware.web4rail.tiles.Shadow;
 import de.srsoftware.web4rail.tiles.Signal;
 import de.srsoftware.web4rail.tiles.Tile;
+import de.srsoftware.web4rail.tiles.Turnout;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class Route {
 	
 	private Vector<Tile> path;
 	private Vector<Signal> signals;
 	private Vector<Contact> contacts;
+	private HashMap<Turnout,Turnout.State> turnouts;
 	private String id;
 	private String name;
 
-	public Tile add(Tile tile) {
+	public Tile add(Tile tile, Direction direrction) {
+		if (tile instanceof Shadow) tile = ((Shadow)tile).overlay(); 
 		path.add(tile);
 		if (tile instanceof Contact) contacts.add((Contact) tile);
+		if (tile instanceof Signal) {
+			Signal signal = (Signal) tile;
+			if (signal.isAffectedFrom(direrction)) signals.add(signal);			
+		}
+
 		return tile;
 	}	
-
-	public Route addSignal(Signal signal) {
-		signals.add(signal);
-		return this;
-	}
 	
 	protected Route clone() {
 		Route clone = new Route();
 		clone.contacts = new Vector<Contact>(contacts);
 		clone.signals = new Vector<Signal>(signals);
+		clone.turnouts = new HashMap<>(turnouts);
 		clone.path = new Vector<>(path);
 		return clone;
 	}
@@ -68,14 +77,22 @@ public class Route {
 	
 	public Window properties() {	
 		Window win = new Window("route-properties",t("Properties of {})",this));
+
 		new Tag("h4").content(t("Signals")).addTo(win);
 		Tag list = new Tag("ul");
 		for (Signal s : signals) new Tag("li").content(s.toString()).addTo(list);
 		list.addTo(win);
+		
 		new Tag("h4").content(t("Contacts")).addTo(win);
 		list = new Tag("ul");
 		for (Contact c : contacts) new Tag("li").content(c.toString()).addTo(list);
 		list.addTo(win);
+		
+		new Tag("h4").content(t("Turnouts")).addTo(win);
+		list = new Tag("ul");
+		for (Entry<Turnout, State> entry : turnouts.entrySet()) new Tag("li").content(entry.getKey()+" : "+entry.getValue()).addTo(list);
+		list.addTo(win);
+
 		return win;
 	}
 
@@ -83,6 +100,7 @@ public class Route {
 		contacts = new Vector<Contact>();
 		signals = new Vector<Signal>();
 		path = new Vector<Tile>();
+		turnouts = new HashMap<>();
 		path.add(block);
 		return this;
 	}
@@ -99,4 +117,10 @@ public class Route {
 	protected static String t(String txt, Object...fills) {
 		return Translation.get(Application.class, txt, fills);
 	}
+
+	public void setLast(State state) {
+		if (state == null || state == State.UNDEF) return;
+		Tile lastTile = path.lastElement();
+		if (lastTile instanceof Turnout) turnouts.put((Turnout) lastTile,state);
+	}
 }

src/main/java/de/srsoftware/web4rail/tiles/ContactH.java

@@ -1,21 +1,22 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class ContactH extends Contact {
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case WEST:
-				return List.of(new Connector(x+1,y,from));
+				return Map.of(new Connector(x+1,y,from),State.UNDEF);
 			case EAST:
-				return List.of(new Connector(x-1,y,from));
+				return Map.of(new Connector(x-1,y,from),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}		
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/ContactV.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class ContactV extends Contact {
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x,y+1,from));
+				return Map.of(new Connector(x,y+1,from),State.UNDEF);
 			case SOUTH:
-				return List.of(new Connector(x,y-1,from));
+				return Map.of(new Connector(x,y-1,from),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}		
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/Cross.java

@@ -1,10 +1,10 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
 
 public abstract class Cross extends Tile {
-	public abstract List<Connector> offsetConnections(Direction from);
+	public abstract Map<Connector,Turnout.State> offsetConnections(Direction from);
 }

src/main/java/de/srsoftware/web4rail/tiles/CrossH.java

@@ -1,25 +1,25 @@
 package de.srsoftware.web4rail.tiles;
 
 import java.io.IOException;
-import java.util.List;
+import java.util.HashMap;
 import java.util.Map;
-import java.util.Vector;
 
 import de.srsoftware.tools.Tag;
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class CrossH extends Cross{
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x+1,y+1,Direction.NORTH));
+				return Map.of(new Connector(x+1,y+1,Direction.NORTH),State.UNDEF);
 			case SOUTH:
-				return List.of(new Connector(x+1,y-1,Direction.SOUTH));
+				return Map.of(new Connector(x+1,y-1,Direction.SOUTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	
@@ -29,14 +29,14 @@ public class CrossH extends Cross{
 	}
 	
 	@Override
-	public List<Connector> offsetConnections(Direction from) {
+	public Map<Connector,State> offsetConnections(Direction from) {
 		switch (from) {
 		case NORTH:
-			return List.of(new Connector(x,y+1,Direction.NORTH));
+			return Map.of(new Connector(x,y+1,Direction.NORTH),State.UNDEF);
 		case SOUTH:
-			return List.of(new Connector(x,y-1,Direction.SOUTH));
+			return Map.of(new Connector(x,y-1,Direction.SOUTH),State.UNDEF);
 		default:
-			return new Vector<>();
+			return new HashMap<>();
 	}
 	
 }

src/main/java/de/srsoftware/web4rail/tiles/CrossV.java

@@ -1,12 +1,12 @@
 package de.srsoftware.web4rail.tiles;
 
 import java.io.IOException;
-import java.util.List;
 import java.util.Map;
 
 import de.srsoftware.tools.Tag;
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class CrossV extends Cross{
 	
@@ -16,7 +16,7 @@ public class CrossV extends Cross{
 	}
 	
 	@Override
-	public List<Connector> offsetConnections(Direction from) {
+	public Map<Connector, State> offsetConnections(Direction from) {
 		return null;
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/DiagES.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class DiagES extends Tile{
 
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case SOUTH:
-				return List.of(new Connector(x+1,y,Direction.WEST));
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.UNDEF);
 			case EAST:
-				return List.of(new Connector(x,y+1,Direction.NORTH));
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.UNDEF);
 			default:
-				return new Vector<Connector>();
+				return new HashMap<>();
 		}
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/DiagNE.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class DiagNE extends Tile{
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x+1,y,Direction.WEST));
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.UNDEF);
 			case EAST:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/DiagSW.java

@@ -1,21 +1,22 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class DiagSW extends Tile{
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case SOUTH:
-				return List.of(new Connector(x-1,y,Direction.EAST));
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.UNDEF);
 			case WEST:
-				return List.of(new Connector(x,y+1,Direction.NORTH));
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/DiagWN.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class DiagWN extends Tile{
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x-1,y,Direction.EAST));
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.UNDEF);
 			case WEST:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/Shadow.java

@@ -1,16 +1,17 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class Shadow extends Tile{
 
 	private Tile overlay;
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		if (overlay instanceof StretchableTile) return overlay.connections(from);
 		if (overlay instanceof Cross) return ((Cross)overlay).offsetConnections(from);
 		return super.connections(from);

src/main/java/de/srsoftware/web4rail/tiles/SignalE.java

@@ -1,21 +1,22 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class SignalE extends Signal{
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case WEST:
-				return List.of(new Connector(x+1,y,Direction.WEST));
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.UNDEF);
 			case EAST:
-				return List.of(new Connector(x-1,y,Direction.EAST));
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/SignalN.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class SignalN extends Signal {
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x,y+1,Direction.NORTH));
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.UNDEF);
 			case SOUTH:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/SignalS.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class SignalS extends Signal{
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x,y+1,Direction.NORTH));
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.UNDEF);
 			case SOUTH:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/SignalW.java

@@ -1,21 +1,22 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class SignalW extends Signal{
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case WEST:
-				return List.of(new Connector(x+1,y,Direction.WEST));
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.UNDEF);
 			case EAST:
-				return List.of(new Connector(x-1,y,Direction.EAST));
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/StraightH.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class StraightH extends StretchableTile{
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case WEST:
-				return List.of(new Connector(x+len(),y,Direction.WEST));
+				return Map.of(new Connector(x+len(),y,Direction.WEST),State.UNDEF);
 			case EAST:
-				return List.of(new Connector(x-1,y,Direction.EAST));
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/StraightV.java

@@ -1,22 +1,23 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.util.List;
+import java.util.HashMap;
-import java.util.Vector;
+import java.util.Map;
 
 import de.srsoftware.web4rail.Connector;
 import de.srsoftware.web4rail.Plan.Direction;
+import de.srsoftware.web4rail.tiles.Turnout.State;
 
 public class StraightV extends StretchableTile{
 	
 	@Override
-	public List<Connector> connections(Direction from) {
+	public Map<Connector, State> connections(Direction from) {
 		switch (from) {
 			case NORTH:
-				return List.of(new Connector(x,y+height(),Direction.NORTH));
+				return Map.of(new Connector(x,y+height(),Direction.NORTH),State.UNDEF);
 			case SOUTH:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.UNDEF);
 			default:
-				return new Vector<>();
+				return new HashMap<>();
 		}
 	}
 	

src/main/java/de/srsoftware/web4rail/tiles/Tile.java

@@ -42,8 +42,8 @@ public abstract class Tile {
 		return new JSONObject();
 	}
 	
-	public List<Connector> connections(Direction from){
+	public Map<Connector,Turnout.State> connections(Direction from){
-		return new Vector<>();
+		return new HashMap<>();
 	}
 
 

src/main/java/de/srsoftware/web4rail/tiles/Turnout.java

@@ -1,7 +1,9 @@
 package de.srsoftware.web4rail.tiles;
 
 public abstract class Turnout extends Tile {
-
+	public enum State{
+		LEFT,STRAIGHT,RIGHT,UNDEF;
+	}
 	private boolean straight = true;
 	
 	public boolean toggle() {

src/main/java/de/srsoftware/web4rail/tiles/TurnoutEN.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutEN extends Turnout{
-
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case EAST:
-				return List.of(new Connector(x,y-1,Direction.SOUTH),new Connector(x-1, y, Direction.EAST));
-			case NORTH:
-			case WEST:
-				return List.of(new Connector(x+1,y,Direction.WEST));
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutES.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutES extends Turnout{
-	
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case EAST:
-				return List.of(new Connector(x,y+1,Direction.NORTH),new Connector(x-1, y, Direction.EAST));
-			case SOUTH:
-			case WEST:
-				return List.of(new Connector(x+1,y,Direction.WEST));			
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutLE.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutLE extends Turnout{
+	
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case EAST:
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.LEFT,new Connector(x-1, y, Direction.EAST),State.STRAIGHT);
+			case SOUTH:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.LEFT);
+			case WEST:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.STRAIGHT);			
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutLN.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutLN extends Turnout{
+
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case NORTH:
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.STRAIGHT,new Connector(x+1, y, Direction.WEST),State.LEFT);
+			case SOUTH:
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.STRAIGHT);
+			case EAST:
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.LEFT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutLS.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutLS extends Turnout{
+	
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case SOUTH:
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.LEFT,new Connector(x, y-1, Direction.SOUTH),State.STRAIGHT);
+			case WEST:
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.LEFT);
+			case NORTH:
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.STRAIGHT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutLW.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutLW extends Turnout{
+
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case WEST:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.STRAIGHT,new Connector(x, y-1, Direction.SOUTH),State.LEFT);
+			case EAST:
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.STRAIGHT);
+			case NORTH:
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.LEFT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutNE.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutNE extends Turnout{
-
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case NORTH:
-				return List.of(new Connector(x,y+1,Direction.NORTH),new Connector(x+1, y, Direction.WEST));
-			case SOUTH:
-			case EAST:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutNW.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutNW extends Turnout{
-
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case NORTH:
-				return List.of(new Connector(x-1,y,Direction.EAST),new Connector(x, y+1, Direction.NORTH));
-			case WEST:
-			case SOUTH:
-				return List.of(new Connector(x,y-1,Direction.SOUTH));
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutRE.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutRE extends Turnout{
+
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case EAST:
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.RIGHT,new Connector(x-1, y, Direction.EAST),State.STRAIGHT);
+			case NORTH:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.RIGHT);
+			case WEST:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.STRAIGHT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutRN.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutRN extends Turnout{
+
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case NORTH:
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.RIGHT,new Connector(x, y+1, Direction.NORTH),State.STRAIGHT);
+			case WEST:
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.RIGHT);
+			case SOUTH:
+				return Map.of(new Connector(x,y-1,Direction.SOUTH),State.STRAIGHT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutRS.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutRS extends Turnout{
+	
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case SOUTH:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.RIGHT,new Connector(x, y-1, Direction.SOUTH),State.STRAIGHT);
+			case EAST:
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.RIGHT);
+			case NORTH:
+				return Map.of(new Connector(x,y+1,Direction.NORTH),State.STRAIGHT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutRW.java

@@ -0,0 +1,24 @@
+package de.srsoftware.web4rail.tiles;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import de.srsoftware.web4rail.Connector;
+import de.srsoftware.web4rail.Plan.Direction;
+
+public class TurnoutRW extends Turnout{
+	
+	@Override
+	public Map<Connector, State> connections(Direction from) {
+		switch (from) {
+			case WEST:
+				return Map.of(new Connector(x+1,y,Direction.WEST),State.STRAIGHT,new Connector(x, y+1, Direction.NORTH),State.RIGHT);
+			case EAST:
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.STRAIGHT);
+			case SOUTH:
+				return Map.of(new Connector(x-1,y,Direction.EAST),State.RIGHT);
+			default:
+				return new HashMap<>();
+		}
+	}
+}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutSE.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutSE extends Turnout{
-	
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case SOUTH:
-				return List.of(new Connector(x+1,y,Direction.WEST),new Connector(x, y-1, Direction.SOUTH));
-			case EAST:
-			case NORTH:
-				return List.of(new Connector(x,y+1,Direction.NORTH));
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutSW.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutSW extends Turnout{
-	
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case SOUTH:
-				return List.of(new Connector(x-1,y,Direction.EAST),new Connector(x, y-1, Direction.SOUTH));
-			case WEST:
-			case NORTH:
-				return List.of(new Connector(x,y+1,Direction.NORTH));
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutWN.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutWN extends Turnout{
-
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case WEST:
-				return List.of(new Connector(x+1,y,Direction.WEST),new Connector(x, y-1, Direction.SOUTH));
-			case EAST:
-			case NORTH:
-				return List.of(new Connector(x-1,y,Direction.EAST));
-			default:
-				return new Vector<>();
-		}
-	}
-}

src/main/java/de/srsoftware/web4rail/tiles/TurnoutWS.java

@@ -1,23 +0,0 @@
-package de.srsoftware.web4rail.tiles;
-
-import java.util.List;
-import java.util.Vector;
-
-import de.srsoftware.web4rail.Connector;
-import de.srsoftware.web4rail.Plan.Direction;
-
-public class TurnoutWS extends Turnout{
-	
-	@Override
-	public List<Connector> connections(Direction from) {
-		switch (from) {
-			case WEST:
-				return List.of(new Connector(x+1,y,Direction.WEST),new Connector(x, y+1, Direction.NORTH));
-			case EAST:
-			case SOUTH:
-				return List.of(new Connector(x-1,y,Direction.EAST));
-			default:
-				return new Vector<>();
-		}
-	}
-}