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MCP ECharts

generate_pie_chart

Create proportional pie charts or donut charts to visualize data like market shares or budget allocations. Customize dimensions, themes, and output formats (PNG, SVG, ECharts option) for clear graphical representation.

Instructions

Generate a pie chart to show the proportion of parts, such as, market share and budget allocation.

Input Schema

NameRequiredDescriptionDefault
dataYesData for pie chart, such as, [{ category: 'Category A', value: 27 }, { category: 'Category B', value: 25 }].
heightNoSet the height of the chart, default is 600px.
innerRadiusNoSet the innerRadius of pie chart, the value between 0 and 1. Set the pie chart as a donut chart. Set the value to 0.6 or number in [0 ,1] to enable it.
outputTypeNoThe output type of the diagram. Can be 'png', 'svg' or 'option'. Default is 'png', 'png' will return the rendered PNG image, 'svg' will return the rendered SVG string, and 'option' will return the valid ECharts option.png
themeNoSet the theme for the chart, optional, default is 'default'.default
titleNoSet the title of the chart.
widthNoSet the width of the chart, default is 800px.

Input Schema (JSON Schema)

{ "$schema": "http://json-schema.org/draft-07/schema#", "additionalProperties": false, "properties": { "data": { "description": "Data for pie chart, such as, [{ category: 'Category A', value: 27 }, { category: 'Category B', value: 25 }].", "items": { "additionalProperties": false, "properties": { "category": { "description": "Category of the data point, such as 'Category A'.", "type": "string" }, "value": { "description": "Value of the data point, such as 27.", "type": "number" } }, "required": [ "category", "value" ], "type": "object" }, "minItems": 1, "type": "array" }, "height": { "default": 600, "description": "Set the height of the chart, default is 600px.", "exclusiveMinimum": 0, "type": "integer" }, "innerRadius": { "default": 0, "description": "Set the innerRadius of pie chart, the value between 0 and 1. Set the pie chart as a donut chart. Set the value to 0.6 or number in [0 ,1] to enable it.", "type": "number" }, "outputType": { "default": "png", "description": "The output type of the diagram. Can be 'png', 'svg' or 'option'. Default is 'png', 'png' will return the rendered PNG image, 'svg' will return the rendered SVG string, and 'option' will return the valid ECharts option.", "enum": [ "png", "svg", "option" ], "type": "string" }, "theme": { "default": "default", "description": "Set the theme for the chart, optional, default is 'default'.", "enum": [ "default", "dark" ], "type": "string" }, "title": { "description": "Set the title of the chart.", "type": "string" }, "width": { "default": 800, "description": "Set the width of the chart, default is 800px.", "exclusiveMinimum": 0, "type": "integer" } }, "required": [ "data" ], "type": "object" }

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