71 lines
2.2 KiB
Java
71 lines
2.2 KiB
Java
/*
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* Copyright 2014 Hannes Janetzek
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* Copyright 2017 devemux86
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*
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* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
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*
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* This program is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.oscim.tiling.source.geojson;
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import org.oscim.core.MapElement;
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import org.oscim.core.Tag;
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import org.oscim.tiling.ITileDataSource;
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import org.oscim.tiling.source.UrlTileDataSource;
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import org.oscim.tiling.source.UrlTileSource;
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import java.util.Map;
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public abstract class GeojsonTileSource extends UrlTileSource {
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protected GeojsonTileSource(Builder<?> builder) {
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super(builder);
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}
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protected GeojsonTileSource(String urlString, String tilePath) {
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super(urlString, tilePath);
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}
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protected GeojsonTileSource(String urlString, String tilePath, int zoomMin, int zoomMax) {
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super(urlString, tilePath, zoomMin, zoomMax);
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}
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@Override
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public ITileDataSource getDataSource() {
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return new UrlTileDataSource(this, new TileDecoder(this), getHttpEngine());
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}
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public Tag getFeatureTag() {
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return null;
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}
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/**
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* allow overriding tag handling
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*/
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public abstract void decodeTags(MapElement mapElement, Map<String, Object> properties);
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public Tag rewriteTag(String key, Object value) {
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if (value == null)
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return null;
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String val = (value instanceof String) ? (String) value : String.valueOf(value);
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return new Tag(key, val);
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}
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/**
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* modify mapElement before process()
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*/
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public void postGeomHook(MapElement mapElement) {
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}
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}
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