column.json•3.39 kB
{
"name": "generate_column_chart",
"description": "Generate a column chart, which are best for comparing categorical data, such as, when values are close, column charts are preferable because our eyes are better at judging height than other visual elements like area or angles.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"type": "object",
"properties": {
"data": {
"type": "array",
"minItems": 1,
"items": {
"type": "object",
"properties": {
"category": {
"type": "string"
},
"value": {
"type": "number"
},
"group": {
"type": "string"
}
},
"required": ["category", "value"]
},
"description": "Data for column chart, such as, [{ category: '分类一', value: 10 }, { category: '分类二', value: 20 }], when grouping or stacking is needed for column, the data should contain a `group` field, such as, when [{ category: '北京', value: 825, group: '油车' }, { category: '北京', value: 1000, group: '电车' }]."
},
"group": {
"type": "boolean",
"default": true,
"description": "Whether grouping is enabled. When enabled, column charts require a 'group' field in the data. When `group` is true, `stack` should be false."
},
"stack": {
"type": "boolean",
"default": false,
"description": "Whether stacking is enabled. When enabled, column charts require a 'group' field in the data. When `stack` is true, `group` should be false."
},
"style": {
"description": "Custom style configuration for the chart.",
"properties": {
"backgroundColor": {
"description": "Background color of the chart, such as, '#fff'.",
"type": "string"
},
"palette": {
"description": "Color palette for the chart, it is a collection of colors.",
"items": {
"type": "string"
},
"type": "array"
},
"texture": {
"default": "default",
"description": "Set the texture for the chart, optional, default is 'default'. 'rough' refers to hand-drawn style.",
"enum": ["default", "rough"],
"type": "string"
}
},
"type": "object"
},
"theme": {
"default": "default",
"description": "Set the theme for the chart, optional, default is 'default'.",
"enum": ["default", "academy", "dark"],
"type": "string"
},
"width": {
"type": "number",
"description": "Set the width of chart, default is 600.",
"default": 600
},
"height": {
"type": "number",
"description": "Set the height of chart, default is 400.",
"default": 400
},
"title": {
"type": "string",
"default": "",
"description": "Set the title of chart."
},
"axisXTitle": {
"type": "string",
"default": "",
"description": "Set the x-axis title of chart."
},
"axisYTitle": {
"type": "string",
"default": "",
"description": "Set the y-axis title of chart."
}
},
"required": ["data"]
}
}