{
  "$schema": "https://openpresentation.org/schema/opf-chart-type/v1",
  "id": "stacked-area",
  "name": "Stacked Area",
  "mappings": {
    "openxml": {
      "element": "areaChart",
      "grouping": "stacked",
      "composition": "single"
    },
    "renderers": {
      "aspose-slides": {
        "chartType": "StackedArea"
      }
    }
  },
  "group": "Area",
  "groupSort": 5,
  "series": 2,
  "complexity": "simple",
  "x-gallery": {
    "page": "https://www.pptx.gallery/charts/stacked-area",
    "type": "STACKED_AREA",
    "categories": 12,
    "seriesGroups": 1,
    "useSecondaryCategories": false,
    "workbookRange": "Sheet1!$A$1:$M$4",
    "columns": [
      "Series 1",
      "Value 1",
      "Value 2",
      "Value 3"
    ],
    "dataColumns": [
      {
        "name": "Series 1",
        "role": "categoryLabel",
        "type": "string",
        "position": "row0_col0"
      },
      {
        "name": "Value 1",
        "role": "series",
        "type": "number",
        "position": "row1_col0"
      },
      {
        "name": "Value 2",
        "role": "series",
        "type": "number",
        "position": "row2_col0"
      },
      {
        "name": "Value 3",
        "role": "series",
        "type": "number",
        "position": "row3_col0"
      }
    ],
    "sampleData": {
      "headers": [
        "Series 1",
        "Q1 2024",
        "Q2 2024",
        "Q3 2024",
        "Q4 2024",
        "Q1 2025",
        "Q2 2025",
        "Q3 2025",
        "Q4 2025",
        "Q1 2026",
        "Q2 2026",
        "Q3 2026",
        "Q4 2026"
      ],
      "rows": [
        [
          "Value 1",
          29313,
          13201,
          16057,
          42092,
          72277,
          90120,
          19545,
          69692,
          64321,
          92544,
          85454,
          35485
        ],
        [
          "Value 2",
          60328,
          74799,
          62383,
          41979,
          29342,
          95990,
          10726,
          23970,
          65724,
          38683,
          33053,
          77889
        ],
        [
          "Value 3",
          70889,
          16582,
          83060,
          42662,
          25906,
          69829,
          27477,
          70901,
          97500,
          79616,
          83259,
          88047
        ]
      ]
    },
    "use_case": "Show trend direction while giving visual weight to magnitude or contribution.",
    "data_requirements": "3 series, 12 categories, flat category/series workbook",
    "recommended_color_schemes": [
      "corporate-trust",
      "growth-and-nature"
    ],
    "when_to_use": "Use when cumulative volume or segment contribution is part of the argument.",
    "when_to_avoid": "Avoid when overlapping areas hide exact values or when many series compete.",
    "best_practices": [
      "Use transparency deliberately",
      "Keep stacking order stable",
      "Reserve heavy fills for high-level stories"
    ],
    "pagePreview": {
      "src": "https://www.pptx.gallery/media/chart-previews/stacked-area-3x.af2b453ee6a0.png",
      "vectorSrc": "https://www.pptx.gallery/media/chart-previews/stacked-area-3x.c6d479f683a5.svg"
    },
    "pageDescription": "Stacked Area is an OPF area chart preset with canonical workbook metadata, sample data, and engine chart type mapping."
  }
}