GasStationsOverlay.java

planetiler-examples/src/main/java/com/onthegomap/planetiler/examples/GasStationsOverlay.java

@@ -0,0 +1,85 @@
+package com.onthegomap.planetiler.examples;
+
+import com.onthegomap.planetiler.FeatureCollector;
+import com.onthegomap.planetiler.Planetiler;
+import com.onthegomap.planetiler.Profile;
+import com.onthegomap.planetiler.config.Arguments;
+import com.onthegomap.planetiler.reader.SourceFeature;
+import java.nio.file.Path;
+import java.time.LocalDateTime;
+import java.time.DayOfWeek;
+import java.util.regex.Pattern;
+
+/**
+ * this example profile shows gasstations on the map and hours theyre open at.
+ * href="https://wiki.openstreetmap.org/wiki/Tag:amenity%3Dfuel"
+ */
+
+public class GasStationsOverlay implements Profile {
+
+  @Override
+  public void processFeature(SourceFeature sourceFeature, FeatureCollector features) {
+    // Check if this feature is a gas station (amenity=fuel)
+    boolean isGasStation = sourceFeature.hasTag("amenity", "fuel");
+
+    if (isGasStation) {
+      // Get the brand name - use as name if name tag is missing
+      String brand = sourceFeature.getString("brand");
+      String name = sourceFeature.getString("name");
+
+      // If name is missing but brand exists, use brand as the name
+      String displayName = (name != null && !name.isEmpty()) ? name : brand;
+
+      // Get opening hours and determine if currently open
+      String openingHours = sourceFeature.getString("opening_hours");
+
+
+        features.anyGeometry("gas_station")
+          .setAttr("name", displayName)
+          .setAttr("brand", brand)
+          .setAttr("operator", sourceFeature.getTag("operator"))
+          .setAttr("hgv", sourceFeature.getTag("hgv"))  // Large vehicle access
+          .setAttr("opening_hours", openingHours)
+          .setMinZoom(12); 
+
+    }
+  }
+
+    // Check for "sunrise-sunset" (always treat as open - would need external data for real calculation)
+    if (hoursLower.contains("sunrise") || hoursLower.contains("sunset")) {
+      return "unknown";
+    }
+
+    // Default for complex formats not parsed
+    return "unknown";
+  }
+
+  @Override
+  public boolean isOverlay() {
+    return true;
+  }
+
+  @Override
+  public String name() {
+    return "Gas Stations Overlay";
+  }
+
+  @Override
+  public String description() {
+    return "Shows gas stations including brand, operator, HGV access, and opening status";
+  }
+
+  public static void main(String[] args) {
+    run(Arguments.fromArgsOrConfigFile(args));
+  }
+
+  static void run(Arguments args) {
+    String area = args.getString("area", "geofabrik area to download", "luxembourg");
+
+    Planetiler.create(args)
+      .setProfile(new GasStationsOverlay())
+      .addOsmSource("osm", Path.of("data", "sources", area + ".osm.pbf"), "geofabrik:" + area)
+      .overwriteOutput(Path.of("data", "gasstations.mbtiles"))
+      .run();
+  }
+}