var geometryParam = new SuperMap.REST.GetFeaturesByGeometryParameters({
datasetNames: datasetNames,
geometry: region,
attributeFilter: attributeFilter,
toIndex:-1,
spatialQueryMode: SuperMap.REST.SpatialQueryMode.INTERSECT
});
var getFeaturesByGeometryService =
new SuperMap.REST.GetFeaturesByGeometryService(dataUrl, {
eventListeners: {
"processCompleted": callback,
"processFailed": function (data) {
}
}
});
通过多边形查询线数据服务,返回的结果是完整的线段。我如何获得多边形内的线段?