{
  "$schema": "https://vega.github.io/schema/vega/v5.json",
  "background": "white",
  "padding": 5,
  "width": 200,
  "title": {
    "text": "Figure & Title < ' >",
    "frame": "group"
  },
  "style": "cell",
  "data": [
    {
      "name": "source_0",
      "url": "https://raw.githubusercontent.com/vega/vega-datasets/next/data/barley.json",
      "format": {
        "type": "json"
      },
      "transform": [
        {
          "type": "aggregate",
          "groupby": [
            "variety",
            "site"
          ],
          "ops": [
            "sum"
          ],
          "fields": [
            "yield"
          ],
          "as": [
            "sum_yield"
          ]
        },
        {
          "type": "stack",
          "groupby": [
            "variety"
          ],
          "field": "sum_yield",
          "sort": {
            "field": [
              "site"
            ],
            "order": [
              "ascending"
            ]
          },
          "as": [
            "sum_yield_start",
            "sum_yield_end"
          ],
          "offset": "zero"
        },
        {
          "type": "filter",
          "expr": "isValid(datum[\"sum_yield\"]) && isFinite(+datum[\"sum_yield\"])"
        }
      ]
    }
  ],
  "signals": [
    {
      "name": "y_step",
      "value": 20
    },
    {
      "name": "height",
      "update": "bandspace(domain('y').length, 0.1, 0.05) * y_step"
    }
  ],
  "marks": [
    {
      "name": "marks",
      "type": "rect",
      "style": [
        "bar"
      ],
      "from": {
        "data": "source_0"
      },
      "encode": {
        "update": {
          "fill": {
            "scale": "color",
            "field": "site"
          },
          "ariaRoleDescription": {
            "value": "bar"
          },
          "description": {
            "signal": "\"Sum of yield: \" + (format(datum[\"sum_yield\"], \"\")) + \"; variety: \" + (isValid(datum[\"variety\"]) ? datum[\"variety\"] : \"\"+datum[\"variety\"]) + \"; site: \" + (isValid(datum[\"site\"]) ? datum[\"site\"] : \"\"+datum[\"site\"])"
          },
          "x": {
            "scale": "x",
            "field": "sum_yield_end"
          },
          "x2": {
            "scale": "x",
            "field": "sum_yield_start"
          },
          "y": {
            "scale": "y",
            "field": "variety"
          },
          "height": {
            "signal": "max(0.25, bandwidth('y'))"
          }
        }
      }
    }
  ],
  "scales": [
    {
      "name": "x",
      "type": "linear",
      "domain": {
        "data": "source_0",
        "fields": [
          "sum_yield_start",
          "sum_yield_end"
        ]
      },
      "range": [
        0,
        {
          "signal": "width"
        }
      ],
      "nice": true,
      "zero": true
    },
    {
      "name": "y",
      "type": "band",
      "domain": {
        "data": "source_0",
        "field": "variety",
        "sort": true
      },
      "range": {
        "step": {
          "signal": "y_step"
        }
      },
      "paddingInner": 0.1,
      "paddingOuter": 0.05
    },
    {
      "name": "color",
      "type": "ordinal",
      "domain": {
        "data": "source_0",
        "field": "site",
        "sort": true
      },
      "range": "category"
    }
  ],
  "axes": [
    {
      "scale": "x",
      "orient": "bottom",
      "gridScale": "y",
      "grid": true,
      "tickCount": {
        "signal": "ceil(width/40)"
      },
      "domain": false,
      "labels": false,
      "aria": false,
      "maxExtent": 0,
      "minExtent": 0,
      "ticks": false,
      "zindex": 0
    },
    {
      "scale": "x",
      "orient": "bottom",
      "grid": false,
      "title": "Sum of yield",
      "labelFlush": true,
      "labelOverlap": true,
      "tickCount": {
        "signal": "ceil(width/40)"
      },
      "zindex": 0
    },
    {
      "scale": "y",
      "orient": "left",
      "grid": false,
      "title": "variety",
      "zindex": 0
    }
  ],
  "legends": [
    {
      "fill": "color",
      "symbolType": "square",
      "title": "site"
    }
  ],
  "config": {
    "axis": {
      "labelFont": "monospace",
      "titleFont": "serif"
    },
    "legend": {
      "labelFont": "sans-serif",
      "titleFont": "serif"
    },
    "style": {
      "group-title": {
        "font": "Caveat"
      }
    }
  }
}