kopia lustrzana https://github.com/onthegomap/planetiler
90 wiersze
2.9 KiB
Java
90 wiersze
2.9 KiB
Java
package com.onthegomap.planetiler.geo;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import com.onthegomap.planetiler.FeatureCollector;
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import com.onthegomap.planetiler.FeatureCollector.Feature;
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import com.onthegomap.planetiler.expression.Expression;
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import java.util.function.BiFunction;
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import java.util.function.Function;
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import org.locationtech.jts.geom.Geometry;
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import org.locationtech.jts.geom.Lineal;
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import org.locationtech.jts.geom.Polygonal;
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import org.locationtech.jts.geom.Puntal;
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import vector_tile.VectorTileProto;
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public enum GeometryType {
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UNKNOWN(VectorTileProto.Tile.GeomType.UNKNOWN, 0, (f, l) -> {
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throw new UnsupportedOperationException();
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}, "unknown"),
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@JsonProperty("point")
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POINT(VectorTileProto.Tile.GeomType.POINT, 1, FeatureCollector::point, "point"),
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@JsonProperty("line")
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LINE(VectorTileProto.Tile.GeomType.LINESTRING, 2, FeatureCollector::line, "linestring"),
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@JsonProperty("polygon")
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POLYGON(VectorTileProto.Tile.GeomType.POLYGON, 4, FeatureCollector::polygon, "polygon");
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private final VectorTileProto.Tile.GeomType protobufType;
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private final int minPoints;
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private final BiFunction<FeatureCollector, String, Feature> geometryFactory;
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private final String matchTypeString;
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GeometryType(VectorTileProto.Tile.GeomType protobufType, int minPoints,
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BiFunction<FeatureCollector, String, Feature> geometryFactory, String matchTypeString) {
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this.protobufType = protobufType;
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this.minPoints = minPoints;
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this.geometryFactory = geometryFactory;
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this.matchTypeString = matchTypeString;
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}
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public static GeometryType valueOf(Geometry geom) {
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return geom instanceof Puntal ? POINT : geom instanceof Lineal ? LINE : geom instanceof Polygonal ? POLYGON :
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UNKNOWN;
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}
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public static GeometryType valueOf(VectorTileProto.Tile.GeomType geomType) {
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return switch (geomType) {
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case POINT -> POINT;
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case LINESTRING -> LINE;
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case POLYGON -> POLYGON;
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default -> UNKNOWN;
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};
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}
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public static GeometryType valueOf(byte val) {
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return valueOf(VectorTileProto.Tile.GeomType.forNumber(val));
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}
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public byte asByte() {
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return (byte) protobufType.getNumber();
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}
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public VectorTileProto.Tile.GeomType asProtobufType() {
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return protobufType;
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}
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public int minPoints() {
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return minPoints;
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}
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/**
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* Generates a factory method which creates a {@link Feature} from a {@link FeatureCollector} of the appropriate
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* geometry type.
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*
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* @param layerName - name of the layer
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* @return geometry factory method
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*/
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public Function<FeatureCollector, Feature> geometryFactory(String layerName) {
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return features -> geometryFactory.apply(features, layerName);
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}
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/**
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* Generates a test for whether a source feature is of the correct geometry to be included in the tile.
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*
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* @return geometry test method
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*/
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public Expression featureTest() {
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return Expression.matchType(matchTypeString);
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}
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}
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