generate_pie_chart

Data for pie chart, such as, [{ category: 'Category A', value: 27 }, { category: 'Category B', value: 25 }].

Set the height of the chart, default is 600px.

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.

Set the theme for the chart, optional, default is 'default'.

Set the title of the chart.

Set the width of the chart, default is 800px.

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.