{
  "documentVersion": 2,
  "formatVersion": "2.0.0",
  "modelPath": "rows[].chartViewModels[]",
  "rowTypes": [
    "barChart",
    "lineBarChart",
    "areaChart",
    "rangeChart"
  ],
  "properties": [
    {
      "name": "chartStyle",
      "type": "string",
      "values": ["standard", "compactTrend", "sparkline", "metricInline"],
      "default": "standard",
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Selects a coordinated set of defaults. Explicit properties can override the selected preset."
    },
    {
      "name": "usesCustomChartStyle",
      "type": "boolean",
      "default": false,
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Indicates that the stored appearance no longer matches the selected preset. Renderers still resolve every explicit property."
    },
    {
      "name": "showYAxis",
      "type": "boolean",
      "default": "preset",
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Shows the numeric axis, its values, and its tick marks."
    },
    {
      "name": "showXAxis",
      "type": "boolean",
      "default": "preset",
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Shows labels and tick marks for the data-point categories."
    },
    {
      "name": "tintColor",
      "type": "adaptive color object or null",
      "default": null,
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Overrides the theme chart tint. An omitted or null value uses the current theme."
    },
    {
      "name": "highlightLargestBar",
      "type": "boolean",
      "default": true,
      "appliesTo": ["barChart"],
      "description": "Keeps the largest bar at full opacity and visually de-emphasizes the others."
    },
    {
      "name": "barTopCornerRadius",
      "type": "non-negative integer",
      "default": 8,
      "appliesTo": ["barChart"],
      "description": "Rounds the two upper corners of each bar in platform points or density-independent pixels."
    },
    {
      "name": "usesGradient",
      "type": "boolean",
      "default": "preset",
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Uses a tint-derived gradient instead of a flat chart fill or stroke treatment."
    },
    {
      "name": "lineWidth",
      "type": "positive number",
      "default": "preset",
      "appliesTo": ["lineBarChart", "areaChart"],
      "description": "Sets the line thickness in platform points or density-independent pixels."
    },
    {
      "name": "showGridLines",
      "type": "boolean",
      "default": "preset",
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Draws chart-aligned grid lines when at least one axis is visible."
    },
    {
      "name": "showSymbols",
      "type": "boolean",
      "default": false,
      "appliesTo": ["lineBarChart", "areaChart"],
      "description": "Draws a visible symbol at each line or area data point."
    },
    {
      "name": "yAxisPosition",
      "type": "string",
      "values": ["leading", "trailing"],
      "default": "preset",
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Places the numeric axis at the leading or trailing edge for the active layout direction."
    },
    {
      "name": "interpolation",
      "type": "string",
      "values": ["linear", "monotone", "catmullRom", "cardinal", "stepStart", "stepCenter", "stepEnd"],
      "default": "preset",
      "appliesTo": ["lineBarChart", "areaChart"],
      "description": "Selects how a line travels between consecutive data points."
    },
    {
      "name": "dataPoints",
      "type": "array of ChartDataPoint objects",
      "default": [],
      "appliesTo": ["barChart", "lineBarChart", "areaChart", "rangeChart"],
      "description": "Supplies ordered chart data. Each point has label and value; range charts also use minValue and maxValue."
    }
  ],
  "chartDataPoint": {
    "properties": [
      {
        "name": "label",
        "type": "string",
        "required": true,
        "description": "Category label displayed on the x-axis when that axis is visible."
      },
      {
        "name": "value",
        "type": "number",
        "required": true,
        "description": "Primary numeric value for bars, lines, areas, and accessible chart descriptions."
      },
      {
        "name": "minValue",
        "type": "number",
        "required": false,
        "description": "Lower bound used by range charts."
      },
      {
        "name": "maxValue",
        "type": "number",
        "required": false,
        "description": "Upper bound used by range charts."
      }
    ]
  },
  "presets": [
    {
      "name": "standard",
      "showXAxis": true,
      "showYAxis": true,
      "usesGradient": true,
      "lineWidth": 3,
      "showGridLines": true,
      "showSymbols": false,
      "yAxisPosition": "leading",
      "interpolation": "cardinal",
      "highlightLargestBar": true,
      "barTopCornerRadius": 8
    },
    {
      "name": "compactTrend",
      "showXAxis": true,
      "showYAxis": true,
      "usesGradient": false,
      "lineWidth": 3,
      "showGridLines": true,
      "showSymbols": false,
      "yAxisPosition": "trailing",
      "interpolation": "cardinal",
      "highlightLargestBar": true,
      "barTopCornerRadius": 8
    },
    {
      "name": "sparkline",
      "showXAxis": false,
      "showYAxis": false,
      "usesGradient": false,
      "lineWidth": 2.5,
      "showGridLines": false,
      "showSymbols": false,
      "yAxisPosition": "leading",
      "interpolation": "monotone",
      "highlightLargestBar": true,
      "barTopCornerRadius": 8
    },
    {
      "name": "metricInline",
      "showXAxis": false,
      "showYAxis": false,
      "usesGradient": false,
      "lineWidth": 2,
      "showGridLines": false,
      "showSymbols": false,
      "yAxisPosition": "leading",
      "interpolation": "monotone",
      "highlightLargestBar": true,
      "barTopCornerRadius": 8
    }
  ],
  "compatibility": {
    "v1Aliases": {
      "useGradent": "usesGradient"
    },
    "note": "Writers of document version 2 use only canonical property names. The misspelled v1 alias is accepted only during migration."
  }
}