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GeoJSON vector tiles: add road labels, #48

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This commit is contained in:
Emux 2016-07-06 15:19:12 +03:00
parent 1882806b05
commit dfe4a10bf0
3 changed files with 74 additions and 13 deletions
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22
vtm-android-example/src/org/oscim/android/test/OsmJsonMapActivity.java
View File

@ -20,14 +20,15 @@ package org.oscim.android.test;
import org.oscim.layers.TileGridLayer;
import org.oscim.layers.tile.buildings.BuildingLayer;
import org.oscim.layers.tile.vector.VectorTileLayer;
import org.oscim.layers.tile.vector.labeling.LabelLayer;
import org.oscim.theme.IRenderTheme;
import org.oscim.theme.ThemeLoader;
import org.oscim.theme.VtmThemes;
import org.oscim.tiling.source.geojson.HighroadJsonTileSource;
import org.oscim.tiling.source.geojson.OsmRoadLineJsonTileSource;
import org.oscim.tiling.source.geojson.OsmBuildingJsonTileSource;
import org.oscim.tiling.source.geojson.OsmLanduseJsonTileSource;
import org.oscim.tiling.source.geojson.OsmWaterJsonTileSource;
import org.oscim.tiling.source.geojson.RiverJsonTileSource;
import org.oscim.tiling.source.geojson.OsmRoadLabelJsonTileSource;
import android.os.Bundle;
@ -37,22 +38,17 @@ public class OsmJsonMapActivity extends MapActivity {
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
IRenderTheme theme = ThemeLoader.load(VtmThemes.OSMARENDER);
IRenderTheme theme = ThemeLoader.load(VtmThemes.DEFAULT);
mMap.setBaseMap(new VectorTileLayer(mMap, new OsmLanduseJsonTileSource()));
mMap.setTheme(theme);
VectorTileLayer l = new VectorTileLayer(mMap, new RiverJsonTileSource());
VectorTileLayer l = new VectorTileLayer(mMap, new OsmWaterJsonTileSource());
l.setRenderTheme(theme);
l.tileRenderer().setOverdrawColor(0);
mMap.layers().add(l);
l = new VectorTileLayer(mMap, new OsmWaterJsonTileSource());
l.setRenderTheme(theme);
l.tileRenderer().setOverdrawColor(0);
mMap.layers().add(l);
l = new VectorTileLayer(mMap, new HighroadJsonTileSource());
l = new VectorTileLayer(mMap, new OsmRoadLineJsonTileSource());
l.setRenderTheme(theme);
l.tileRenderer().setOverdrawColor(0);
mMap.layers().add(l);
@ -63,6 +59,12 @@ public class OsmJsonMapActivity extends MapActivity {
mMap.layers().add(l);
mMap.layers().add(new BuildingLayer(mMap, l));
l = new VectorTileLayer(mMap, new OsmRoadLabelJsonTileSource());
l.setRenderTheme(theme);
l.tileRenderer().setOverdrawColor(0);
mMap.layers().add(l);
mMap.layers().add(new LabelLayer(mMap, l));
mMap.layers().add(new TileGridLayer(mMap));
mMap.setMapPosition(53.08, 8.83, Math.pow(2, 16));

59
vtm-extras/src/org/oscim/tiling/source/geojson/OsmRoadLabelJsonTileSource.java Normal file
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@ -0,0 +1,59 @@
/*
* Copyright 2016 devemux86
*
* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
*
* This program is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.oscim.tiling.source.geojson;
import org.oscim.core.MapElement;
import org.oscim.core.Tag;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Map;
public class OsmRoadLabelJsonTileSource extends GeoJsonTileSource {
static final Logger log = LoggerFactory.getLogger(OsmRoadLabelJsonTileSource.class);
public OsmRoadLabelJsonTileSource() {
super("http://tile.openstreetmap.us/vectiles-skeletron");
}
@Override
public void decodeTags(MapElement mapElement, Map<String, Object> properties) {
String highway = null;
for (Map.Entry<String, Object> entry : properties.entrySet()) {
String key = entry.getKey();
Object value = entry.getValue();
//log.debug(key + " : " + String.valueOf(value));
if (value == null)
continue;
if ("highway".equals(key) && value instanceof String) {
highway = (String) entry.getValue();
}
else if ("name".equals(key) && value instanceof String) {
mapElement.tags.add(new Tag("name", (String) value));
}
}
if (highway == null)
return;
mapElement.tags.add(new Tag("highway", highway));
}
}

6
vtm-extras/src/org/oscim/tiling/source/geojson/HighroadJsonTileSource.java → vtm-extras/src/org/oscim/tiling/source/geojson/OsmRoadLineJsonTileSource.java
View File

@ -23,14 +23,14 @@ import org.oscim.core.Tag;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class HighroadJsonTileSource extends GeoJsonTileSource {
public class OsmRoadLineJsonTileSource extends GeoJsonTileSource {
static final Logger log = LoggerFactory.getLogger(HighroadJsonTileSource.class);
static final Logger log = LoggerFactory.getLogger(OsmRoadLineJsonTileSource.class);
Tag mTagTunnel = new Tag("tunnel", "yes");
Tag mTagBridge = new Tag("bridge", "yes");
public HighroadJsonTileSource() {
public OsmRoadLineJsonTileSource() {
super("http://tile.openstreetmap.us/vectiles-highroad");
}