public void produceRelation(HashSet<Channel> subset, int n) {
if (isProduced(subset)) {
return;
}
LinkedList<OsmPrimitive> ways = new LinkedList<OsmPrimitive>();
Iterator<Channel> cit = subset.iterator();
while (cit.hasNext()) {
Channel c = cit.next();
// System.out.println(c.getWay().getId());
if (!(ways.contains(
plugin.getOsmlayer().data.getPrimitiveById(c.getWay().getId(), OsmPrimitiveType.WAY)))) {
ways.add(
plugin.getOsmlayer().data.getPrimitiveById(c.getWay().getId(), OsmPrimitiveType.WAY));
}
}
Main.map.mapView.setActiveLayer(plugin.getOsmlayer());
plugin.getOsmlayer().data.setSelected(ways);
Relation jrelation = new Relation();
jrelation.put("type", "junction");
jrelation.put("n", Integer.toString(n));
for (int i = 0; i < ways.size(); i++) {
jrelation.addMember(new RelationMember("part of", ways.get(i)));
}
plugin.getOsmlayer().data.addPrimitive(jrelation);
}
/**
* Hilfemethode zur Erstellung eines Channels
*
* @param fromNode fromNode des zu erstellenden Channels
* @param toNode toNode des zu erstellnenden Channels
* @param way ein zu dem Channel gehörender Way
* @return
*/
private Channel createChannel(OSMNode fromNode, OSMNode toNode, OSMWay way) {
newChannel = new Channel();
newChannel.setFromNode(fromNode);
newChannel.setToNode(toNode);
setNewWayID(newChannel);
digraph.addChannel(newChannel);
fromNode.addOutgoingChannel(newChannel);
newChannel.addWay(way);
return newChannel;
}
private void createBackChannel(OSMNode fromNode, OSMNode toNode, OSMWay way, Channel channel) {
backChannel = new Channel();
backChannel = createChannel(fromNode, toNode, way);
backChannel.setBackChannelID(channel.getNewid());
channel.setBackChannelID(backChannel.getNewid());
}
private void setNewWayID(Channel channel) {
channel.setNewid(newid);
newid++;
}