public void loadGridNet(String mapGrid) throws IOException {
Preconditions.checkArgument(!Strings.isNullOrEmpty(mapGrid));
logger.debug("loading {}...", mapGrid);
CSVReader reader = new CSVReader(new FileReader(mapGrid), ',', '"', 1);
String[] row;
while ((row = reader.readNext()) != null) {
String gridId = row[1].trim();
String dmRoads = row[2].trim();
String gjRoads = row[3].trim();
Set<String> x =
Sets.newHashSet(Splitter.on('|').trimResults().omitEmptyStrings().split(dmRoads));
Set<String> y =
Sets.newHashSet(Splitter.on('|').trimResults().omitEmptyStrings().split(gjRoads));
if (x.size() > 0 || y.size() > 0) {
MapGrid grid = new MapGrid();
grid.dmRoads = x;
grid.gjRoads = y;
gridNet.put(gridId, grid);
// logger.debug("{},{},{}", gridId, x, y);
}
}
reader.close();
}
public List<RoadLink> getRoadLinks(Point2D pos, boolean isGrid) {
int row =
(int)
((pos.getX() - fcdSettings.getMap().getxOffset())
/ fcdSettings.getMap().getGridLength());
int col =
(int)
((pos.getY() - fcdSettings.getMap().getyOffset())
/ fcdSettings.getMap().getGridLength());
Set<String> links = new HashSet();
for (int i = -1; i <= 1; i++) {
for (int j = -1; j <= 1; j++) {
String grid = row + "+" + col;
Optional<MapGrid> mapGrid = Optional.fromNullable(gridNet.get(grid));
if (mapGrid.isPresent()) {
links.addAll(mapGrid.get().union());
}
}
}
// logger.debug("---->{}", links);
List<RoadLink> roads = new ArrayList();
for (String linkId : links) {
// logger.debug("=>{}", linkId);
Optional<RoadLink> roadLink = Optional.fromNullable(roadNet.get(Integer.valueOf(linkId)));
if (roadLink.isPresent()) {
RoadLink link = roadLink.get();
if (link.xmin < pos.getX() + 50
&& link.ymin < pos.getY() + 50
&& link.xmax > pos.getX() - 50
&& link.ymax > pos.getY() - 50) {
roads.add(link);
}
}
}
return roads;
}