座標 + theme_id + 半徑(公尺) → 環域內所有 POI list.
Args: theme_id: 主題 ID (from list_geo_themes). lng / lat: WGS84. radius: 半徑公尺 1-5000. Returns: {found, count, features: [GeoJSON Feature]}
典型問: 「100 公尺內所有避難所」「500m 內測速桿」「1km 內寺廟」.
Parameters
| Param | Type | Description |
|---|---|---|
| theme_id * | string | — |
| lng * | number | — |
| lat * | number | — |
| radius * | integer | — |
Raw JSON schema
{
"properties": {
"theme_id": {
"title": "Theme Id",
"type": "string"
},
"lng": {
"title": "Lng",
"type": "number"
},
"lat": {
"title": "Lat",
"type": "number"
},
"radius": {
"title": "Radius",
"type": "integer"
}
},
"required": [
"theme_id",
"lng",
"lat",
"radius"
],
"title": "query_geo_theme_bufferArguments",
"type": "object",
"additionalProperties": false
}How to call
Starter — params in the table above
tw_query_geo_theme_buffer({ theme_id: "…" })
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