geo-util

天眼的点,线,多边形的工具函数

通用

toGeoJson(collection)

isPoints(collection)

isLines(collection)

isPolygons(collection)

点(point)

selectByBoundaries(points, boundaries)

selectByCircle(points, center, radius)

selectByTime(points, time)

selectByEarlyThan(points, time)

selectByLaterThan(points, time)

selectByFunction(points, func)

toGeoHashes(points, geohashLevel)

toBboxes(points)

toLines(points)

clusterByCircle(points, center, radius, reducer)

clusterByGeohash(points, geohashLevel, reducer)

clusterByFunction(points, func, reducer)

线(line)

selectStart(lines)

selectEnd(lines)

toPoints(lines)

toLdmapTrails(lines)

toLdmapFlyline(lines)

simplify(lines, maxPoint)

多边形(polygon)

toPoints(polygons)

simplify(polygons, maxPoint)