{
  "$schema": "https://vega.github.io/schema/vega/v5.json",
  "background": "white",
  "description": "Example from https://github.com/hex-inc/vegafusion/issues/370",
  "padding": 5,
  "data": [
    {
      "name": "source_0",
      "url": "https://cdn.jsdelivr.net/npm/vega-datasets@v1.29.0/data/movies.json",
      "format": {"type": "json"}
    },
    {
      "name": "row_domain",
      "source": "source_0",
      "transform": [{"type": "aggregate", "groupby": ["Creative_Type"]}]
    },
    {
      "name": "data_1",
      "source": "source_0",
      "transform": [
        {
          "type": "aggregate",
          "groupby": ["MPAA_Rating", "Creative_Type"],
          "ops": ["stdev", "mean", "mean"],
          "fields": ["Worldwide_Gross", "Worldwide_Gross", "Worldwide_Gross"],
          "as": [
            "extent_Worldwide_Gross",
            "center_Worldwide_Gross",
            "mean_Worldwide_Gross"
          ]
        }
      ]
    },
    {
      "name": "data_2",
      "source": "data_1",
      "transform": [
        {
          "type": "formula",
          "expr": "datum[\"center_Worldwide_Gross\"] + datum[\"extent_Worldwide_Gross\"]",
          "as": "upper_Worldwide_Gross"
        },
        {
          "type": "formula",
          "expr": "datum[\"center_Worldwide_Gross\"] - datum[\"extent_Worldwide_Gross\"]",
          "as": "lower_Worldwide_Gross"
        },
        {
          "type": "filter",
          "expr": "isValid(datum[\"lower_Worldwide_Gross\"]) && isFinite(+datum[\"lower_Worldwide_Gross\"])"
        }
      ]
    },
    {
      "name": "data_3",
      "source": "data_1",
      "transform": [
        {
          "type": "filter",
          "expr": "isValid(datum[\"mean_Worldwide_Gross\"]) && isFinite(+datum[\"mean_Worldwide_Gross\"])"
        }
      ]
    }
  ],
  "signals": [
    {"name": "x_step", "value": 20},
    {
      "name": "child_width",
      "update": "bandspace(domain('x').length, 0.1, 0.05) * x_step"
    },
    {"name": "child_height", "value": 300}
  ],
  "layout": {
    "padding": 20,
    "offset": {"rowTitle": 10},
    "columns": 1,
    "bounds": "full",
    "align": "all"
  },
  "marks": [
    {
      "name": "row-title",
      "type": "group",
      "role": "row-title",
      "title": {
        "text": "Creative_Type",
        "orient": "left",
        "style": "guide-title",
        "offset": 10
      }
    },
    {
      "name": "row_header",
      "type": "group",
      "role": "row-header",
      "from": {"data": "row_domain"},
      "sort": {"field": "datum[\"Creative_Type\"]", "order": "ascending"},
      "title": {
        "text": {
          "signal": "isValid(parent[\"Creative_Type\"]) ? parent[\"Creative_Type\"] : \"\"+parent[\"Creative_Type\"]"
        },
        "orient": "left",
        "style": "guide-label",
        "frame": "group",
        "offset": 10
      },
      "encode": {"update": {"height": {"signal": "child_height"}}},
      "axes": [
        {
          "scale": "y",
          "orient": "left",
          "grid": false,
          "title": "Worldwide_Gross",
          "labelOverlap": true,
          "tickCount": {"signal": "ceil(child_height/40)"},
          "zindex": 0
        }
      ]
    },
    {
      "name": "column_footer",
      "type": "group",
      "role": "column-footer",
      "encode": {"update": {"width": {"signal": "child_width"}}},
      "axes": [
        {
          "scale": "x",
          "orient": "bottom",
          "grid": false,
          "title": "MPAA_Rating",
          "labelAlign": "right",
          "labelAngle": 270,
          "labelBaseline": "middle",
          "zindex": 0
        }
      ]
    },
    {
      "name": "cell",
      "type": "group",
      "style": "cell",
      "from": {
        "facet": {
          "name": "facet",
          "data": "source_0",
          "groupby": ["Creative_Type"]
        }
      },
      "sort": {"field": ["datum[\"Creative_Type\"]"], "order": ["ascending"]},
      "data": [
        {
          "source": "facet",
          "name": "data_0",
          "transform": [
            {
              "type": "aggregate",
              "groupby": ["MPAA_Rating"],
              "ops": ["stdev", "mean", "mean"],
              "fields": [
                "Worldwide_Gross",
                "Worldwide_Gross",
                "Worldwide_Gross"
              ],
              "as": [
                "extent_Worldwide_Gross",
                "center_Worldwide_Gross",
                "mean_Worldwide_Gross"
              ]
            }
          ]
        },
        {
          "name": "data_1",
          "source": "data_0",
          "transform": [
            {
              "type": "formula",
              "expr": "datum[\"center_Worldwide_Gross\"] + datum[\"extent_Worldwide_Gross\"]",
              "as": "upper_Worldwide_Gross"
            },
            {
              "type": "formula",
              "expr": "datum[\"center_Worldwide_Gross\"] - datum[\"extent_Worldwide_Gross\"]",
              "as": "lower_Worldwide_Gross"
            },
            {
              "type": "filter",
              "expr": "isValid(datum[\"lower_Worldwide_Gross\"]) && isFinite(+datum[\"lower_Worldwide_Gross\"])"
            }
          ]
        },
        {
          "name": "data_2",
          "source": "data_0",
          "transform": [
            {
              "type": "filter",
              "expr": "isValid(datum[\"mean_Worldwide_Gross\"]) && isFinite(+datum[\"mean_Worldwide_Gross\"])"
            }
          ]
        }
      ],
      "encode": {
        "update": {
          "width": {"signal": "child_width"},
          "height": {"signal": "child_height"}
        }
      },
      "marks": [
        {
          "name": "child_layer_0_marks",
          "type": "rect",
          "style": ["bar"],
          "from": {"data": "data_2"},
          "encode": {
            "update": {
              "fill": {"scale": "color", "field": "MPAA_Rating"},
              "ariaRoleDescription": {"value": "bar"},
              "description": {
                "signal": "\"MPAA_Rating: \" + (isValid(datum[\"MPAA_Rating\"]) ? datum[\"MPAA_Rating\"] : \"\"+datum[\"MPAA_Rating\"]) + \"; Mean of Worldwide_Gross: \" + (format(datum[\"mean_Worldwide_Gross\"], \"\"))"
              },
              "x": {"scale": "x", "field": "MPAA_Rating"},
              "width": {"signal": "max(0.25, bandwidth('x'))"},
              "y": {"scale": "y", "field": "mean_Worldwide_Gross"},
              "y2": {"scale": "y", "value": 0}
            }
          }
        },
        {
          "name": "child_layer_1_marks",
          "type": "rule",
          "style": ["rule", "errorbar-rule"],
          "from": {"data": "data_1"},
          "encode": {
            "update": {
              "ariaRoleDescription": {"value": "errorbar"},
              "stroke": {"value": "black"},
              "tooltip": {
                "signal": "{\"Mean of Worldwide_Gross\": format(datum[\"center_Worldwide_Gross\"], \"\"), \"Mean + stdev of Worldwide_Gross\": format(datum[\"upper_Worldwide_Gross\"], \"\"), \"Mean - stdev of Worldwide_Gross\": format(datum[\"lower_Worldwide_Gross\"], \"\"), \"MPAA_Rating\": isValid(datum[\"MPAA_Rating\"]) ? datum[\"MPAA_Rating\"] : \"\"+datum[\"MPAA_Rating\"]}"
              },
              "description": {
                "signal": "\"MPAA_Rating: \" + (isValid(datum[\"MPAA_Rating\"]) ? datum[\"MPAA_Rating\"] : \"\"+datum[\"MPAA_Rating\"]) + \"; Worldwide_Gross: \" + (format(datum[\"lower_Worldwide_Gross\"], \"\")) + \"; upper_Worldwide_Gross: \" + (format(datum[\"upper_Worldwide_Gross\"], \"\")) + \"; Mean of Worldwide_Gross: \" + (format(datum[\"center_Worldwide_Gross\"], \"\")) + \"; Mean + stdev of Worldwide_Gross: \" + (format(datum[\"upper_Worldwide_Gross\"], \"\")) + \"; Mean - stdev of Worldwide_Gross: \" + (format(datum[\"lower_Worldwide_Gross\"], \"\"))"
              },
              "x": {"scale": "x", "field": "MPAA_Rating", "band": 0.5},
              "y": {"scale": "y", "field": "lower_Worldwide_Gross"},
              "y2": {"scale": "y", "field": "upper_Worldwide_Gross"}
            }
          }
        }
      ],
      "axes": [
        {
          "scale": "y",
          "orient": "left",
          "gridScale": "x",
          "grid": true,
          "tickCount": {"signal": "ceil(child_height/40)"},
          "domain": false,
          "labels": false,
          "aria": false,
          "maxExtent": 0,
          "minExtent": 0,
          "ticks": false,
          "zindex": 0
        }
      ]
    }
  ],
  "scales": [
    {
      "name": "x",
      "type": "band",
      "domain": {
        "fields": [
          {"data": "data_3", "field": "MPAA_Rating"},
          {"data": "data_2", "field": "MPAA_Rating"}
        ],
        "sort": true
      },
      "range": {"step": {"signal": "x_step"}},
      "paddingInner": 0.1,
      "paddingOuter": 0.05
    },
    {
      "name": "y",
      "type": "linear",
      "domain": {
        "fields": [
          {"data": "data_3", "field": "mean_Worldwide_Gross"},
          {"data": "data_2", "field": "lower_Worldwide_Gross"},
          {"data": "data_2", "field": "upper_Worldwide_Gross"}
        ]
      },
      "range": [{"signal": "child_height"}, 0],
      "nice": true,
      "zero": true
    },
    {
      "name": "color",
      "type": "ordinal",
      "domain": {"data": "data_3", "field": "MPAA_Rating", "sort": true},
      "range": "category"
    }
  ],
  "legends": [{"fill": "color", "symbolType": "square", "title": "MPAA_Rating"}]
}