feat(core): add typings for d3 curve factories

packages/core/index.d.ts

@@ -1,5 +1,6 @@
 import * as React from 'react'
 import { Interpolation, SpringConfig } from '@react-spring/web'
+import { CurveFactory } from 'd3-shape'
 
 declare module '@nivo/core' {
     export type DatumValue = string | number | Date
@@ -437,4 +438,61 @@ declare module '@nivo/core' {
         props: CartesianMarkersProps<X, Y>
     ) => JSX.Element
     export const CartesianMarkers: CartesianMarkersType
+
+    export type CurveFactoryId =
+        | 'basis'
+        | 'basisClosed'
+        | 'basisOpen'
+        | 'bundle'
+        | 'cardinal'
+        | 'cardinalClosed'
+        | 'cardinalOpen'
+        | 'catmullRom'
+        | 'catmullRomClosed'
+        | 'catmullRomOpen'
+        | 'linear'
+        | 'linearClosed'
+        | 'monotoneX'
+        | 'monotoneY'
+        | 'natural'
+        | 'step'
+        | 'stepAfter'
+        | 'stepBefore'
+
+    // Curve factories compatible d3 line shape generator
+    export type LineCurveFactoryId =
+        | 'basis'
+        | 'cardinal'
+        | 'catmullRom'
+        | 'linear'
+        | 'monotoneX'
+        | 'monotoneY'
+        | 'natural'
+        | 'step'
+        | 'stepAfter'
+        | 'stepBefore'
+
+    // Curve factories compatible d3 area shape generator
+    export type AreaCurveFactoryId =
+        | 'basis'
+        | 'cardinal'
+        | 'catmullRom'
+        | 'linear'
+        | 'monotoneX'
+        | 'monotoneY'
+        | 'natural'
+        | 'step'
+        | 'stepAfter'
+        | 'stepBefore'
+
+    export type ClosedCurveFactoryId =
+        | 'basisClosed'
+        | 'cardinalClosed'
+        | 'catmullRomClosed'
+        | 'linearClosed'
+    export const closedCurvePropKeys: ClosedCurveFactoryId[]
+
+    export const curveFromProp: (interpolation: CurveFactoryId) => CurveFactory
+
+    export const useCurveInterpolation: (interpolation: CurveFactoryId) => CurveFactory
 }

packages/core/package.json

@@ -34,7 +34,8 @@
     "resize-observer-polyfill": "^1.5.1"
   },
   "devDependencies": {
-    "@nivo/tooltip": "0.73.0"
+    "@nivo/tooltip": "0.73.0",
+    "@types/d3-shape": "^2.0.0"
   },
   "peerDependencies": {
     "@nivo/tooltip": "0.73.0",

packages/core/src/props/curve.js

@@ -48,8 +48,6 @@ export const curvePropType = PropTypes.oneOf(curvePropKeys)
 
 export const closedCurvePropKeys = curvePropKeys.filter(c => c.endsWith('Closed'))
 
-export const closedCurvePropType = PropTypes.oneOf(closedCurvePropKeys)
-
 // Safe curves to be used with d3 area shape generator
 export const areaCurvePropKeys = without(
     curvePropKeys,
@@ -63,8 +61,6 @@ export const areaCurvePropKeys = without(
     'linearClosed'
 )
 
-export const areaCurvePropType = PropTypes.oneOf(areaCurvePropKeys)
-
 // Safe curves to be used with d3 line shape generator
 export const lineCurvePropKeys = without(
     curvePropKeys,

packages/radar/src/Radar.tsx

@@ -66,7 +66,7 @@ const InnerRadar = <D extends Record<string, unknown>>({
         centerX,
         centerY,
         angleStep,
-        curveInterpolator,
+        curveFactory,
         legendData,
     } = useRadar<D>({
         data,
@@ -113,7 +113,7 @@ const InnerRadar = <D extends Record<string, unknown>>({
                         colorByKey={colorByKey}
                         radiusScale={radiusScale}
                         angleStep={angleStep}
-                        curveInterpolator={curveInterpolator}
+                        curveFactory={curveFactory}
                         borderWidth={borderWidth}
                         borderColor={borderColor}
                         fillOpacity={fillOpacity}

packages/radar/src/RadarShapes.tsx

@@ -12,7 +12,7 @@ interface RadarShapesProps<D extends Record<string, unknown>> {
     colorByKey: Record<string | number, string>
     radiusScale: ScaleLinear<number, number>
     angleStep: number
-    curveInterpolator: CurveFactory
+    curveFactory: CurveFactory
     borderWidth: RadarCommonProps<D>['borderWidth']
     borderColor: RadarCommonProps<D>['borderColor']
     fillOpacity: RadarCommonProps<D>['fillOpacity']
@@ -25,7 +25,7 @@ export const RadarShapes = <D extends Record<string, unknown>>({
     colorByKey,
     radiusScale,
     angleStep,
-    curveInterpolator,
+    curveFactory,
     borderWidth,
     borderColor,
     fillOpacity,
@@ -38,8 +38,8 @@ export const RadarShapes = <D extends Record<string, unknown>>({
         return lineRadial<number>()
             .radius(d => radiusScale(d))
             .angle((_, i) => i * angleStep)
-            .curve(curveInterpolator)
-    }, [radiusScale, angleStep, curveInterpolator])
+            .curve(curveFactory)
+    }, [radiusScale, angleStep, curveFactory])
 
     const { animate, config: springConfig } = useMotionConfig()
     const animatedPath = useAnimatedPath(lineGenerator(data.map(d => d[key])))

packages/radar/src/RadarTooltipItem.tsx

@@ -38,10 +38,11 @@ export const RadarTooltipItem = <D extends Record<string, unknown>>({
             key,
             tooltipFormatter(datum[key], key),
         ])
+        // sorting won't work if values are formatted to string
         rows.sort((a, b) => a[2] - b[2])
         rows.reverse()
 
-        return <TableTooltip title={<strong>{index}</strong>} rows={rows} theme={theme} />
+        return <TableTooltip title={<strong>{index}</strong>} rows={rows} />
     }, [datum, keys, index, colorByKey, theme, tooltipFormatter])
     const showItemTooltip = useCallback(
         event => {

packages/radar/src/hooks.ts

@@ -1,10 +1,6 @@
 import { useMemo } from 'react'
 import { scaleLinear } from 'd3-scale'
-import {
-    // @ts-ignore
-    useCurveInterpolation,
-    usePropertyAccessor,
-} from '@nivo/core'
+import { useCurveInterpolation, usePropertyAccessor } from '@nivo/core'
 import { useOrdinalColorScale } from '@nivo/colors'
 import { svgDefaultProps } from './props'
 import { RadarCommonProps, RadarDataProps } from './types'
@@ -64,7 +60,7 @@ export const useRadar = <D extends Record<string, unknown>>({
         }
     }, [keys, indexBy, data, maxValue, width, height])
 
-    const curveInterpolator = useCurveInterpolation(curve)
+    const curveFactory = useCurveInterpolation(curve)
 
     const legendData = keys.map(key => ({
         id: key,
@@ -81,7 +77,7 @@ export const useRadar = <D extends Record<string, unknown>>({
         centerX,
         centerY,
         angleStep,
-        curveInterpolator,
+        curveFactory,
         legendData,
     }
 }

packages/radar/src/props.ts

@@ -6,7 +6,7 @@ export const svgDefaultProps = {
 
     maxValue: 'auto' as const,
 
-    curve: 'linearClosed',
+    curve: 'linearClosed' as const,
 
     borderWidth: 2,
     borderColor: { from: 'color' },

packages/radar/src/types.ts

@@ -8,6 +8,7 @@ import {
     ModernMotionProps,
     PropertyAccessor,
     ValueFormat,
+    ClosedCurveFactoryId,
 } from '@nivo/core'
 import { InheritedColorConfig, OrdinalColorScaleConfig } from '@nivo/colors'
 import { LegendProps } from '@nivo/legends'
@@ -54,7 +55,7 @@ export interface RadarCommonProps<D extends Record<string, unknown>> {
 
     margin: Box
 
-    curve: string // closedCurvePropType.isRequired,
+    curve: ClosedCurveFactoryId
 
     gridLevels: number
     gridShape: 'circular' | 'linear'

packages/stream/src/hooks.ts

@@ -5,8 +5,7 @@ import {
     useTheme,
     usePropertyAccessor,
     useValueFormatter,
-    // @ts-ignore
-    curveFromProp,
+    useCurveInterpolation,
     // @ts-ignore
     stackOrderFromProp,
     // @ts-ignore
@@ -57,14 +56,15 @@ export const useStream = <RawDatum extends StreamDatum>({
     dotBorderColor?: StreamCommonProps<RawDatum>['dotBorderColor']
     borderColor?: StreamCommonProps<RawDatum>['borderColor']
 }) => {
+    const areaCurveFactory = useCurveInterpolation(curve)
     const areaGenerator = useMemo(
         () =>
             area<StreamLayerDatum>()
                 .x(({ x }) => x)
                 .y0(({ y1 }) => y1)
                 .y1(({ y2 }) => y2)
-                .curve(curveFromProp(curve)),
-        [curve]
+                .curve(areaCurveFactory),
+        [areaCurveFactory]
     )
 
     const stack = useMemo(

website/src/data/components/radar/props.ts

@@ -1,4 +1,3 @@
-// @ts-ignore
 import { closedCurvePropKeys } from '@nivo/core'
 import { svgDefaultProps as defaults, RadarDots } from '@nivo/radar'
 import { themeProperty, motionProperties, groupProperties } from '../../../lib/componentProperties'

website/src/pages/radar/index.tsx

@@ -1,6 +1,6 @@
 import React from 'react'
 import { generateWinesTastes } from '@nivo/generators'
-import { ResponsiveRadar } from '@nivo/radar'
+import { ResponsiveRadar, svgDefaultProps } from '@nivo/radar'
 import { ComponentTemplate } from '../../components/components/ComponentTemplate'
 import meta from '../../data/components/radar/meta.yml'
 import mapper from '../../data/components/radar/mapper'
@@ -79,6 +79,7 @@ const Radar = () => (
         currentFlavor="svg"
         properties={groups}
         initialProperties={initialProperties}
+        defaultProperties={svgDefaultProps}
         propertiesMapper={mapper}
         codePropertiesMapper={(properties, data) => ({
             keys: data.keys,