xiaoyan159/vtm
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

OpenMapTiles GeoJSON vector tiles #385

Browse Source
This commit is contained in:
Emux 2017-08-11 21:33:28 +03:00
parent 2555fea5da
commit d3aa2af73b
7 changed files with 1546 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
vtm-android-example/AndroidManifest.xml
View File

@ -79,6 +79,9 @@
<activity
android:name=".NewGesturesActivity"
android:configChanges="keyboardHidden|orientation|screenSize" />
<activity
android:name=".OpenMapTilesGeojsonMapActivity"
android:configChanges="keyboardHidden|orientation|screenSize" />
<activity
android:name=".PathOverlayActivity"
android:configChanges="keyboardHidden|orientation|screenSize" />

68
vtm-android-example/src/org/oscim/android/test/OpenMapTilesGeojsonMapActivity.java Normal file
View File

@ -0,0 +1,68 @@
/*
* Copyright 2017 devemux86
*
* 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.android.test;
import android.os.Bundle;
import org.oscim.android.cache.TileCache;
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.VtmThemes;
import org.oscim.tiling.source.OkHttpEngine;
import org.oscim.tiling.source.UrlTileSource;
import org.oscim.tiling.source.geojson.OpenMapTilesGeojsonTileSource;
public class OpenMapTilesGeojsonMapActivity extends MapActivity {
private static final boolean USE_CACHE = false;
private TileCache mCache;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
UrlTileSource tileSource = OpenMapTilesGeojsonTileSource.builder()
.apiKey("xxxxxxx") // Put a proper API key
.httpFactory(new OkHttpEngine.OkHttpFactory())
//.locale("en")
.build();
if (USE_CACHE) {
// Cache the tiles into a local SQLite database
mCache = new TileCache(this, null, "tile.db");
mCache.setCacheSize(512 * (1 << 10));
tileSource.setCache(mCache);
}
VectorTileLayer l = mMap.setBaseMap(tileSource);
mMap.setTheme(VtmThemes.OPENMAPTILES);
mMap.layers().add(new BuildingLayer(mMap, l));
mMap.layers().add(new LabelLayer(mMap, l));
mMap.layers().add(new TileGridLayer(mMap, getResources().getDisplayMetrics().density));
}
@Override
protected void onDestroy() {
super.onDestroy();
if (mCache != null)
mCache.dispose();
}
}

1
vtm-android-example/src/org/oscim/android/test/Samples.java
View File

@ -45,6 +45,7 @@ public class Samples extends Activity {
linearLayout.addView(createButton(MapsforgeMapActivity.class));
linearLayout.addView(createButton(MapzenMvtMapActivity.class));
linearLayout.addView(createButton(MapzenGeojsonMapActivity.class));
linearLayout.addView(createButton(OpenMapTilesGeojsonMapActivity.class));
linearLayout.addView(createLabel("Vector Features"));
linearLayout.addView(createButton(MapsforgeStyleActivity.class));

108
vtm-json/src/org/oscim/tiling/source/geojson/OpenMapTilesGeojsonTileSource.java Normal file
View File

@ -0,0 +1,108 @@
/*
* Copyright 2017 devemux86
*
* 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.oscim.tiling.source.UrlTileSource;
import java.util.LinkedHashMap;
import java.util.Map;
public class OpenMapTilesGeojsonTileSource extends GeojsonTileSource {
private final static String DEFAULT_URL = "https://free-0.tilehosting.com/data/v3";
private final static String DEFAULT_PATH = "/{Z}/{X}/{Y}.geojson";
public static class Builder<T extends Builder<T>> extends UrlTileSource.Builder<T> {
private String locale = "";
public Builder() {
super(DEFAULT_URL, DEFAULT_PATH, 1, 17);
}
public T locale(String locale) {
this.locale = locale;
return self();
}
public OpenMapTilesGeojsonTileSource build() {
return new OpenMapTilesGeojsonTileSource(this);
}
}
@SuppressWarnings("rawtypes")
public static Builder<?> builder() {
return new Builder();
}
private static Map<String, Tag> mappings = new LinkedHashMap<>();
private static Tag addMapping(String key, String val) {
Tag tag = new Tag(key, val);
mappings.put(key + "=" + val, tag);
return tag;
}
private final String locale;
public OpenMapTilesGeojsonTileSource(Builder<?> builder) {
super(builder);
this.locale = builder.locale;
}
public OpenMapTilesGeojsonTileSource() {
this(builder());
}
public OpenMapTilesGeojsonTileSource(String urlString) {
this(builder().url(urlString));
}
@Override
public void decodeTags(MapElement mapElement, Map<String, Object> properties) {
boolean hasName = false;
String fallbackName = null;
for (Map.Entry<String, Object> entry : properties.entrySet()) {
String key = entry.getKey();
Object value = entry.getValue();
String val = (value instanceof String) ? (String) value : String.valueOf(value);
if (key.startsWith(Tag.KEY_NAME)) {
int len = key.length();
if (len == 4) {
fallbackName = val;
continue;
}
if (len < 7)
continue;
if (locale.equals(key.substring(5))) {
hasName = true;
mapElement.tags.add(new Tag(Tag.KEY_NAME, val, false));
}
continue;
}
Tag tag = mappings.get(key + "=" + val);
if (tag == null)
tag = addMapping(key, val);
mapElement.tags.add(tag);
}
if (!hasName && fallbackName != null)
mapElement.tags.add(new Tag(Tag.KEY_NAME, fallbackName, false));
}
}

65
vtm-playground/src/org/oscim/test/OpenMapTilesGeojsonTest.java Normal file
View File

@ -0,0 +1,65 @@
/*
* Copyright 2017 devemux86
*
* 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.test;
import org.oscim.gdx.GdxMapApp;
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.VtmThemes;
import org.oscim.tiling.source.OkHttpEngine;
import org.oscim.tiling.source.UrlTileSource;
import org.oscim.tiling.source.geojson.OpenMapTilesGeojsonTileSource;
import java.io.File;
import java.util.UUID;
import okhttp3.Cache;
import okhttp3.OkHttpClient;
public class OpenMapTilesGeojsonTest extends GdxMapApp {
private static final boolean USE_CACHE = false;
@Override
public void createLayers() {
OkHttpClient.Builder builder = new OkHttpClient.Builder();
if (USE_CACHE) {
// Cache the tiles into file system
File cacheDirectory = new File(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString());
int cacheSize = 10 * 1024 * 1024; // 10 MB
Cache cache = new Cache(cacheDirectory, cacheSize);
builder.cache(cache);
}
OkHttpEngine.OkHttpFactory factory = new OkHttpEngine.OkHttpFactory(builder);
UrlTileSource tileSource = OpenMapTilesGeojsonTileSource.builder()
.apiKey("xxxxxxx") // Put a proper API key
.httpFactory(factory)
//.locale("en")
.build();
VectorTileLayer l = mMap.setBaseMap(tileSource);
mMap.setTheme(VtmThemes.OPENMAPTILES);
mMap.layers().add(new BuildingLayer(mMap, l));
mMap.layers().add(new LabelLayer(mMap, l));
}
public static void main(String[] args) {
GdxMapApp.init();
GdxMapApp.run(new OpenMapTilesGeojsonTest());
}
}

1300
vtm-themes/resources/assets/vtm/openmaptiles.xml Normal file
View File

File diff suppressed because it is too large Load Diff

1
vtm-themes/src/org/oscim/theme/VtmThemes.java
View File

@ -32,6 +32,7 @@ public enum VtmThemes implements ThemeFile {
DEFAULT("vtm/default.xml"),
MAPZEN("vtm/mapzen.xml"),
NEWTRON("vtm/newtron.xml"),
OPENMAPTILES("vtm/openmaptiles.xml"),
OSMAGRAY("vtm/osmagray.xml"),
OSMARENDER("vtm/osmarender.xml"),
TRONRENDER("vtm/tronrender.xml");