Geovisto Bubblelayer Tool

Tool which provides the map layer functionality for Geovisto core library.

This repository is a snapshot of Geoviosto tools/layers/bubble derived from the development repository: geovisto/geovisto-map.

Usage

import { GeovistoBubbleLayerTool } from 'geovisto-layer-bubble';
import 'geovisto-layer-bubble/dist/index.css';


// create instance of map with given props
const map = Geovisto.createMap({
  // ...
  tools?: Geovisto.createMapToolsManager([
    // instances of Geovisto tools (extensions) which will be directly used in the map
    // ...
    GeovistoBubbleLayerTool.createTool({
      id: "geovisto-tool-layer-bubble"
    }),
  ])
});

// rendering of the map
map.draw(Geovisto.getMapConfigManagerFactory().default({
  // initial settings of the map can be overriden by the map config - JSON structure providing user settings
  // ...
  tools?: [
    // config of Geovisto tools (extensions) used in the map
    // ...
    {
      "type": "geovisto-tool-layer-bubble",
      "id": "geovisto-tool-layer-bubble",
      "enabled": true,
      "layerName": "Bubble layer",
      // mapping of data domains to data dimensions
      "data": {
        "latitude": "lat", // latitude in degrees
        "longitude": "long", // longitude in degrees
        "category": "data.category", // category dimension
        "value": "data.value", // value dimension
        "aggregation": "sum", // [sum, count]
        "color": "#e32400" // color of bubbles
        "bubbleSize": 2 // size of bubbles
      }
    },
    // ...
  ]
}));

Instalation

npm install --save geovisto-layer-bubble

Peer dependencies:

npm install --save geovisto leaflet

Authors and Contributors

Author: Petr Kašpar, Vladimír Korenčik

Contributors: Jiři Hynek

License

MIT

Keywords

gis map geovisto leaflet spatial-data visualization bubble