{
  "schemaVersion": 2,
  "sourceKind": "structured-spec",
  "confidence": "high",
  "slug": "chartpanel",
  "family": "card-shell",
  "familyRole": "variant",
  "familyParams": {"sections":["header","body"]},
  "name": "图表面板 ChartPanel",
  "semanticTypeCandidates": [
    "chart-container",
    "panel"
  ],
  "variantDimensions": [
    {
      "name": "chartType",
      "values": [
        "line",
        "bar",
        "pie"
      ]
    },
    {
      "name": "state",
      "values": [
        "expanded",
        "collapsed"
      ]
    }
  ],
  "representativeVariants": [
    {
      "chartType": "line",
      "state": "expanded",
      "label": "折线图面板"
    },
    {
      "chartType": "bar",
      "state": "expanded",
      "label": "柱状图面板"
    },
    {
      "chartType": "pie",
      "state": "expanded",
      "label": "饼图面板"
    },
    {
      "chartType": "line",
      "state": "collapsed",
      "label": "折叠态"
    }
  ],
  "anatomy": {
    "header": "标题栏带展开/折叠、刷新、导出按钮",
    "body": "图表区域可自定义高度",
    "switch": "支持图表切换类型（折线、柱状、饼图）"
  },
  "structurePatterns": {
    "headerActions": "展开/折叠、刷新、导出",
    "bodyHeight": "可自定义"
  },
  "usageHints": [
    "可折叠的图表容器",
    "标题栏带展开/折叠、刷新、导出按钮",
    "图表区域可自定义高度",
    "支持图表切换类型（折线、柱状、饼图）",
    "适用于数据看板"
  ],
  "doNotInvent": [
    "图表内部的坐标系与图例规范",
    "导出文件的格式"
  ],
  "unknowns": [
    "图表区域默认高度",
    "刷新时的加载态表现"
  ]
}