/**
* Process the unchecked tiles that are still needed to be done.
*
* @return <code>true</code> in case a tile was handled.
*/
private boolean processUnchecked() {
long key;
synchronized (unchecked) {
final int size = unchecked.size();
if (size == 0) {
return false;
}
key = unchecked.removeAt(size - 1);
}
final MapTile tile = parent.getMapAt(key);
// no tile found, lets quit here
if (tile == null) {
return true;
}
// clipping check
if (checkClipping(tile, key)) {
return true;
}
// obstruction check
if (checkObstruction(tile, key)) {
return true;
}
// hidden check
if (checkHidden(tile, key)) {
return true;
}
return true;
}
private void readRouteTreeData(
RouteSubregion routeTree,
TLongArrayList idTables,
TLongObjectHashMap<TLongArrayList> restrictions)
throws IOException {
routeTree.dataObjects = new ArrayList<RouteDataObject>();
idTables.clear();
restrictions.clear();
List<String> stringTable = null;
while (true) {
int t = codedIS.readTag();
int tag = WireFormat.getTagFieldNumber(t);
switch (tag) {
case 0:
TLongObjectIterator<TLongArrayList> it = restrictions.iterator();
while (it.hasNext()) {
it.advance();
int from = (int) it.key();
RouteDataObject fromr = routeTree.dataObjects.get(from);
fromr.restrictions = new long[it.value().size()];
for (int k = 0; k < fromr.restrictions.length; k++) {
int to = (int) (it.value().get(k) >> RouteDataObject.RESTRICTION_SHIFT);
long valto =
(idTables.get(to) << RouteDataObject.RESTRICTION_SHIFT)
| ((long) it.value().get(k) & RouteDataObject.RESTRICTION_MASK);
fromr.restrictions[k] = valto;
}
}
for (RouteDataObject o : routeTree.dataObjects) {
if (o != null) {
if (o.id < idTables.size()) {
o.id = idTables.get((int) o.id);
}
if (o.names != null && stringTable != null) {
int[] keys = o.names.keys();
for (int j = 0; j < keys.length; j++) {
o.names.put(keys[j], stringTable.get(o.names.get(keys[j]).charAt(0)));
}
}
}
}
return;
case RouteDataBlock.DATAOBJECTS_FIELD_NUMBER:
int length = codedIS.readRawVarint32();
int oldLimit = codedIS.pushLimit(length);
RouteDataObject obj =
readRouteDataObject(routeTree.routeReg, routeTree.left, routeTree.top);
while (obj.id >= routeTree.dataObjects.size()) {
routeTree.dataObjects.add(null);
}
routeTree.dataObjects.set((int) obj.id, obj);
codedIS.popLimit(oldLimit);
break;
case RouteDataBlock.IDTABLE_FIELD_NUMBER:
long routeId = 0;
length = codedIS.readRawVarint32();
oldLimit = codedIS.pushLimit(length);
idLoop:
while (true) {
int ts = codedIS.readTag();
int tags = WireFormat.getTagFieldNumber(ts);
switch (tags) {
case 0:
break idLoop;
case IdTable.ROUTEID_FIELD_NUMBER:
routeId += codedIS.readSInt64();
idTables.add(routeId);
break;
default:
skipUnknownField(ts);
break;
}
}
codedIS.popLimit(oldLimit);
break;
case RouteDataBlock.RESTRICTIONS_FIELD_NUMBER:
length = codedIS.readRawVarint32();
oldLimit = codedIS.pushLimit(length);
long from = 0;
long to = 0;
long type = 0;
idLoop:
while (true) {
int ts = codedIS.readTag();
int tags = WireFormat.getTagFieldNumber(ts);
switch (tags) {
case 0:
break idLoop;
case RestrictionData.FROM_FIELD_NUMBER:
from = codedIS.readInt32();
break;
case RestrictionData.TO_FIELD_NUMBER:
to = codedIS.readInt32();
break;
case RestrictionData.TYPE_FIELD_NUMBER:
type = codedIS.readInt32();
break;
default:
skipUnknownField(ts);
break;
}
}
if (!restrictions.containsKey(from)) {
restrictions.put(from, new TLongArrayList());
}
restrictions.get(from).add((to << RouteDataObject.RESTRICTION_SHIFT) + type);
codedIS.popLimit(oldLimit);
break;
case RouteDataBlock.STRINGTABLE_FIELD_NUMBER:
length = codedIS.readRawVarint32();
oldLimit = codedIS.pushLimit(length);
stringTable = map.readStringTable();
// codedIS.skipRawBytes(codedIS.getBytesUntilLimit());
codedIS.popLimit(oldLimit);
break;
default:
skipUnknownField(t);
break;
}
}
}