package com.panzhihua.service_community.util;
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import com.spatial4j.core.context.SpatialContext;
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import com.spatial4j.core.distance.DistanceUtils;
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import com.spatial4j.core.shape.Rectangle;
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/**
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* @author zzj
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*/
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public class NearbyUtil {
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private SpatialContext spatialContext = SpatialContext.GEO;
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public Rectangle getRectangle(double distance, double userLng, double userLat) {
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return spatialContext.getDistCalc()
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.calcBoxByDistFromPt(spatialContext.makePoint(userLng, userLat),
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distance * DistanceUtils.KM_TO_DEG, spatialContext, null);
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}
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}
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