feat: introduce VennChart

Author: kagawagao

__tests__/plots/__snapshots__/venn.spec.tsx.snap

@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`VennChart should render without crashed 1`] = `<div />`;

__tests__/plots/venn.spec.tsx

@@ -0,0 +1,11 @@
+import React from 'react'
+import { create } from 'react-test-renderer'
+import VennChart from '../../src/plots/venn'
+
+describe('VennChart', () => {
+  test('should render without crashed', () => {
+    const renderer = create(<VennChart data={[]} />)
+
+    expect(renderer.toJSON()).toMatchSnapshot()
+  })
+})

docs/api/venn.md

@@ -0,0 +1,9 @@
+# VennChart
+
+## Usage
+
+```tsx | pure
+import { VennChart } from '@opd/g2plot-react'
+```
+
+<API src="../../src/plots/venn/index.tsx" />

src/index.tsx

@@ -52,6 +52,8 @@ import { FacetChartProps as _FacetChartProps } from './plots/facet'
 
 import { CirclePackingChartProps as _CirclePackingChartProps } from './plots/circle-packing'
 
+import { VennChartProps as _VennChartProps } from './plots/venn'
+
 export { default as BaseChart } from './components/base'
 export type BaseChartProps<T = any> = _BaseChartProps<T>
 
@@ -160,3 +162,6 @@ export type FacetChartProps = _FacetChartProps
 
 export { default as CirclePackingChart } from './plots/circle-packing'
 export type CirclePackingChartProps = _CirclePackingChartProps
+
+export { default as VennChart } from './plots/venn'
+export type VennChartProps = _VennChartProps

src/plots/venn/index.tsx

@@ -0,0 +1,14 @@
+import React, { forwardRef } from 'react'
+import { Venn, VennOptions } from '@antv/g2plot'
+import BaseChart, { BaseChartProps } from '../../components/base'
+
+export type VennChartProps = Omit<BaseChartProps<VennOptions>, 'chart'> &
+  VennOptions
+
+const VennChart = forwardRef<HTMLDivElement | null, VennChartProps>(
+  (props, ref) => {
+    return <BaseChart chart={Venn} ref={ref} {...props} />
+  }
+)
+
+export default VennChart