import java.net.URL;
import java.net.URLConnection;
-public class AltosMapLoader implements AltosMapTileListener, AltosMapStoreListener {
+public class AltosMapLoader extends Thread implements AltosMapTileListener {
AltosMapLoaderListener listener;
double latitude, longitude;
for (int y = (int) upper_left.y; y <= lower_right.y; y += AltosMap.px_size) {
for (int x = (int) upper_left.x; x <= lower_right.x; x += AltosMap.px_size) {
- listener.debug("Make tile at %d, %d\n", x, y);
AltosPointInt point = new AltosPointInt(x, y);
AltosLatLon ul = transform.lat_lon(point);
AltosLatLon center = transform.lat_lon(new AltosPointDouble(x + AltosMap.px_size/2, y + AltosMap.px_size/2));
- AltosMapTile tile = map.map_interface.new_tile(this, ul, center, zoom, maptype, AltosMap.px_size);
- tile.add_store_listener(this);
- if (tile.store_status() != AltosMapTile.loading)
- notify_tile(tile, tile.store_status());
+ AltosMapTile tile = map.map_interface.new_tile(null, ul, center, zoom, maptype, AltosMap.px_size);
+ tile.add_listener(this);
}
}
}
do_load();
}
- private void start_load() {
+ public void run() {
cur_z = min_z;
int ntype = 0;
cur_type = next_type(0);
+ tiles_total = 0;
for (int z = min_z; z <= max_z; z++)
- tiles_total += tiles_per_layer(z);
+ tiles_total += tiles_per_layer(z) * ntype;
layers_total = (max_z - min_z + 1) * ntype;
layers_loaded = 0;
tiles_loaded_total = 0;
- listener.debug("total tiles %d\n", tiles_total);
+ listener.debug("total tiles %d layers %d\n", tiles_total, layers_total);
listener.loader_start(tiles_total);
do_load();
}
- public void load(double latitude, double longitude, int min_z, int max_z, double radius, int all_types) {
- listener.debug("lat %f lon %f min_z %d max_z %d radius %f all_types %d\n",
- latitude, longitude, min_z, max_z, radius, all_types);
- this.latitude = latitude;
- this.longitude = longitude;
- this.min_z = min_z;
- this.max_z = max_z;
- this.radius = radius;
- this.all_types = all_types;
- start_load();
- }
-
- public synchronized void notify_store(AltosMapStore store, int status) {
+ public synchronized void notify_tile(AltosMapTile tile, int status) {
boolean do_next = false;
- if (status == AltosMapTile.loading)
+ if (status == AltosMapTile.fetching)
return;
+ tile.remove_listener(this);
+
if (layers_loaded >= layers_total)
return;
++tiles_loaded_total;
++tiles_loaded_layer;
- listener.debug("total %d layer %d\n", tiles_loaded_total, tiles_loaded_layer);
+
+ listener.debug("AltosMapLoader.notify_tile status %d total %d of %d layer %d of %d\n",
+ status, tiles_loaded_total, tiles_total, tiles_loaded_layer, tiles_this_layer);
if (tiles_loaded_layer == tiles_this_layer) {
++layers_loaded;
listener.debug("%d layers loaded\n", layers_loaded);
- if (layers_loaded == layers_total) {
- listener.loader_done(tiles_total);
- return;
- } else {
- do_next = true;
- }
+ do_next = true;
}
- listener.loader_notify(tiles_loaded_total,
- tiles_total, store.file.toString());
- if (do_next)
- next_load();
- }
- public synchronized void notify_tile(AltosMapTile tile, int status) {
- notify_store(tile.store, status);
+ if (tiles_loaded_total == tiles_total)
+ listener.loader_done(tiles_total);
+ else {
+ listener.loader_notify(tiles_loaded_total,
+ tiles_total, tile.store.file.toString());
+ if (do_next)
+ next_load();
+ }
}
- public AltosMapCache cache() { return map.cache(); }
-
- public AltosMapLoader(AltosMap map, AltosMapLoaderListener listener) {
+ public AltosMapLoader(AltosMap map, AltosMapLoaderListener listener,
+ double latitude, double longitude, int min_z, int max_z, double radius, int all_types) {
+ listener.debug("lat %f lon %f min_z %d max_z %d radius %f all_types %d\n",
+ latitude, longitude, min_z, max_z, radius, all_types);
this.map = map;
this.listener = listener;
+ this.latitude = latitude;
+ this.longitude = longitude;
+ this.min_z = min_z;
+ this.max_z = max_z;
+ this.radius = radius;
+ this.all_types = all_types;
+ start();
}
}