Extension:Graph/Demo/MapTemplate

<graph> {

   "version": 2,
   "width": 1,
   "height": 1,
   "data": [
       {
           "name": "highlights",
           "url": "wikiraw:///Extension:Graph/Demo/RawData:PopulationByCountryHistoric-csv",
           "format": {"type": "csv"},
           "transform": [
               {
                   "type": "formula",
                   "field": "v",
                   "expr": "parseInt(datum['2010'])"
               }
           ]
       },
       {
           "name": "countries",
           "url": "wikiraw:///Extension:Graph/Demo/RawData:WorldMap-iso2-json",
           "format": {"type": "topojson", "feature": "countries"},
           "transform": [
               {
                   "type": "geopath",
                   "value": "data",
                   "scale": 100,
                   "translate":[0,0],
                   "projection": "equirectangular"
               },
               {
                   "type": "lookup",
                   "keys": ["id"],
                   "on": "highlights",
                   "onKey": "id",
                   "as": ["zipped"],
                   "default": { "v": 0 }
               }
           ]
       }
   ],
   "scales": [
       {
           "name": "color",
           "type": "quantize",
           "domain": {"data": "highlights", "field": "v"},
           "zero": true,
           "range": "category20"
       }
   ],
   "legends": [
       {
           "fill": "color",
           "offset":-300,
           "title": "Legend",
           "properties": {
               "gradient": {
                   "stroke": {"value": "transparent"}
               },
               "title": {
                   "fontSize": {"value": 14}
              },
           }
       }
   ],
   "marks": [
       {
           "type": "path",
           "from": {
               "data": "countries"
           },
           "properties": {
               "enter": {
                   "path": {
                       "field": "layout_path"
                   }
               },
               "update": { "fill": {"scale":"color", "field":"zipped.v"} },
               "hover": {
                   "fill": {
                       "value": "#989898"
                   }
               }
           }
       }
   ]

} </graph>

params:

1. source data (default = {{#invoke:Graph:Utils|parseCsv|Extension:Graph/Demo/RawData:PopulationByCountryHistoric-csv|2010}})

   The data source must contain two columns: 'id' and 'v'

Optional params:

• type: linear, log, pow, sqrt, quantile, quantize, or threshold
• colors: list of colors, e.g. ["#F2F2AB","#F1E9A4","#F0E09D",...]
• width (1 by default)
• height (1 by default)
• scale (100 by default)