{
  "$schema": "https://vega.github.io/schema/vega/v5.json",
  "description": "A Wilkinson Dot Plot",
  "background": "white",
  "padding": 5,
  "height": 100,
  "style": "cell",
  "data": [
    {
      "name": "source_0",
      "values": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4]
    },
    {
      "name": "data_0",
      "source": "source_0",
      "transform": [
        {
          "type": "window",
          "params": [null],
          "as": ["id"],
          "ops": ["rank"],
          "fields": [null],
          "sort": {"field": [], "order": []},
          "groupby": ["data"]
        }
      ]
    }
  ],
  "signals": [
    {"name": "x_step", "value": 20},
    {
      "name": "width",
      "update": "bandspace(domain('x').length, 1, 0.5) * x_step"
    }
  ],
  "marks": [
    {
      "name": "marks",
      "type": "symbol",
      "style": ["circle"],
      "from": {"data": "data_0"},
      "encode": {
        "update": {
          "opacity": {"value": 1},
          "fill": {"value": "#4c78a8"},
          "ariaRoleDescription": {"value": "circle"},
          "description": {
            "signal": "\"data: \" + (isValid(datum[\"data\"]) ? datum[\"data\"] : \"\"+datum[\"data\"]) + \"; id: \" + (isValid(datum[\"id\"]) ? datum[\"id\"] : \"\"+datum[\"id\"])"
          },
          "x": {"scale": "x", "field": "data"},
          "y": {"scale": "y", "field": "id"},
          "shape": {"value": "circle"}
        }
      }
    }
  ],
  "scales": [
    {
      "name": "x",
      "type": "point",
      "domain": {"data": "data_0", "field": "data", "sort": true},
      "range": {"step": {"signal": "x_step"}},
      "padding": 0.5
    },
    {
      "name": "y",
      "type": "point",
      "domain": {
        "data": "data_0",
        "field": "id",
        "sort": {"order": "descending"}
      },
      "range": [0, {"signal": "height"}],
      "padding": 0.5
    }
  ],
  "axes": [
    {
      "scale": "x",
      "orient": "bottom",
      "grid": false,
      "title": "data",
      "labelAlign": "right",
      "labelAngle": 270,
      "labelBaseline": "middle",
      "zindex": 0
    }
  ]
}