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Support of extrusions in BuildingLayer on Mapzen maps (#419)

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+ Tag add "levels"
+ BuildingLayer: support extrusions with height and levels, string unit in meters
+ Support height for Mapzen building_parts
+ Support of building parts in default theme and mapzen
This commit is contained in:
Gustl22
2017-10-02 15:21:42 +02:00
committed by Emux
parent 233f0c4f7e
commit fa658bd1f0
9 changed files with 111 additions and 28 deletions
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15
vtm-json/src/org/oscim/tiling/source/geojson/MapzenGeojsonTileSource.java
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@@ -1,5 +1,6 @@
/*
* Copyright 2017 devemux86
* Copyright 2017 Gustl22
*
* 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
@@ -17,6 +18,7 @@ package org.oscim.tiling.source.geojson;
import org.oscim.core.MapElement;
import org.oscim.core.Tag;
import org.oscim.tiling.source.UrlTileSource;
import org.oscim.utils.math.MathUtils;
import java.util.LinkedHashMap;
import java.util.Map;
@@ -105,5 +107,18 @@ public class MapzenGeojsonTileSource extends GeojsonTileSource {
if (!hasName && fallbackName != null)
mapElement.tags.add(new Tag(Tag.KEY_NAME, fallbackName, false));
// Calculate height of building parts
if (!properties.containsKey(Tag.KEY_HEIGHT)) {
if (properties.containsKey(Tag.KEY_VOLUME) && properties.containsKey(Tag.KEY_AREA)) {
Object volume = properties.get(Tag.KEY_VOLUME);
String volumeStr = (volume instanceof String) ? (String) volume : String.valueOf(volume);
Object area = properties.get(Tag.KEY_AREA);
String areaStr = (area instanceof String) ? (String) area : String.valueOf(area);
float height = Float.parseFloat(volumeStr) / Float.parseFloat(areaStr);
String heightStr = String.valueOf(MathUtils.round2(height));
mapElement.tags.add(new Tag(Tag.KEY_HEIGHT, heightStr, false));
}
}
}
}