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api: UrlTileSource

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- use replacement string for tilePath
- move 'low-level' formatTilePath to LwHttp
- implement LwHttpFactory
This commit is contained in:
Hannes Janetzek
2014-04-01 03:25:00 +02:00
parent d709d7f39a
commit 9c4e04c4d6
12 changed files with 178 additions and 188 deletions
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29
vtm-extras/src/org/oscim/tiling/source/mapnik/MapnikVectorTileSource.java
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@@ -18,22 +18,21 @@ package org.oscim.tiling.source.mapnik;
import org.oscim.core.Tile;
import org.oscim.tiling.ITileDataSource;
import org.oscim.tiling.source.LwHttp;
import org.oscim.tiling.source.UrlTileDataSource;
import org.oscim.tiling.source.UrlTileSource;
public class MapnikVectorTileSource extends UrlTileSource {
public MapnikVectorTileSource() {
super("http://d1s11ojcu7opje.cloudfront.net/dev/764e0b8d");
super("http://d1s11ojcu7opje.cloudfront.net/dev/764e0b8d", "");
}
@Override
public ITileDataSource getDataSource() {
return new UrlTileDataSource(this, new TileDecoder(), new LwHttp(getUrl()));
return new UrlTileDataSource(this, new TileDecoder(), getHttpEngine());
}
public int formatTilePath(Tile tile, byte[] path, int pos) {
public String formatTilePath(Tile tile) {
// url formatter for mapbox streets
byte[] hexTable = {
'0', '1', '2', '3',
@@ -41,17 +40,17 @@ public class MapnikVectorTileSource extends UrlTileSource {
'8', '9', 'a', 'b',
'c', 'd', 'e', 'f'
};
StringBuilder sb = new StringBuilder();
sb.append('/');
sb.append(hexTable[(tile.tileX) % 16]);
sb.append(hexTable[(tile.tileY) % 16]);
sb.append('/');
sb.append(tile.zoomLevel);
sb.append('/');
sb.append(tile.tileX);
sb.append('/');
sb.append(tile.tileY);
path[pos++] = '/';
path[pos++] = hexTable[(tile.tileX) % 16];
path[pos++] = hexTable[(tile.tileY) % 16];
path[pos++] = '/';
pos = LwHttp.writeInt(tile.zoomLevel, pos, path);
path[pos++] = '/';
pos = LwHttp.writeInt(tile.tileX, pos, path);
path[pos++] = '/';
pos = LwHttp.writeInt(tile.tileY, pos, path);
return pos;
return sb.toString();
}
}