{
  "$schema": "https://vega.github.io/schema/vega/v5.json",
  "width": 0,
  "height": 0,
  "padding": 5,
  "autosize": {"type": "pad", "resize": true},

  "config": {
    "legend": {
      "offset": 10,
      "strokeColor": "#ccc",
      "cornerRadius": 4,
      "symbolOffset": 2,
      "symbolStrokeWidth": 2,
      "symbolStrokeColor": "#000",
      "clipHeight": 12,
      "rowPadding": 2,
      "titleOrient": {"signal": "titleOrient"},
      "titleAnchor": {"signal": "titleAnchor"}
    }
  },

  "signals": [
    {
      "name": "colPadding", "value": 0,
      "bind": {"input": "range", "min": 0, "max": 20, "step": 1}
    },
    {
      "name": "rowPadding", "value": 0,
      "bind": {"input": "range", "min": 0, "max": 20, "step": 1}
    },
    {
      "name": "legendPadding", "value": 5,
      "bind": {"input": "range", "min": 0, "max": 20, "step": 1}
    },
    {
      "name": "titleOrient", "value": "top",
      "bind": {"input": "select", "options": ["top", "left", "bottom", "right"]}
    },
    {
      "name": "titleAnchor", "value": null,
      "bind": {"input": "select", "options": ["start", "middle", "end", null]}
    }
  ],

  "scales": [
    {
      "name": "size",
      "type": "linear",
      "range": [400, 2500],
      "domain": [-100, 100],
      "nice": false, "zero": false
    },
    {
      "name": "fill",
      "type": "linear",
      "range": ["#bef", "#28f"],
      "domain": [-100, 100],
      "nice": false, "zero": false
    }
  ],

  "legends": [
    {
      "title": "Vertical",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "left",
      "direction": "vertical",
      "offset": 0,
      "clipHeight": 0,
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        },
        "symbols": {
          "interactive": true,
          "update": {"size": {"scale": "size", "field": "value"}},
          "hover": {"size": {"value": 10000}}
        }
      }
    },
    {
      "title": "Clipped",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "left",
      "direction": "vertical",
      "offset": 0,
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        }
      }
    },
    {
      "title": "Clipped - Columns",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "right",
      "direction": "vertical",
      "columns": 2,
      "columnPadding": {"signal": "colPadding"},
      "rowPadding": {"signal": "rowPadding"},
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        },
        "symbols": {
          "interactive": true,
          "update": {"size": {"scale": "size", "field": "value"}},
          "hover": {"size": {"value": 10000}}
        },
        "title": {
          "interactive": true,
          "update": {"fontSize": {"value": 11}},
          "hover": {"fontSize": {"value": 20}}
        }
      }
    },
    {
      "title": "Clipped - Columns + Padding",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "right",
      "direction": "vertical",
      "columns": 2,
      "columnPadding": 15,
      "rowPadding": 2,
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        }
      }
    },
    {
      "title": "Horizontal",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "right",
      "direction": "horizontal",
      "clipHeight": 0,
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        }
      }
    },
    {
      "title": "Horizontal - Clipped",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "right",
      "direction": "horizontal",
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        }
      }
    },
    {
      "title": "Horizontal - Columns",
      "type": "symbol", "size": "size", "fill": "fill",
      "orient": "right",
      "direction": "horizontal",
      "columns": 3,
      "rowPadding": 6,
      "padding": {"signal": "legendPadding"},
      "encode": {
        "entries": {
          "interactive": true,
          "update": {"fill": {"value": "transparent"}},
          "hover": {"fill": {"value": "#fcc"}}
        }
      }
    }
  ]
}
