chore: merge conic logic, auto fallback (#254)

* chore: fallback of liner

* chore: update direction

* chore: update demo

* chore: fallback of old bro

Author: zombieJ

docs/examples/gap.tsx

@@ -109,18 +109,6 @@ class Example extends React.Component<ProgressProps, any> {
             gapDegree={70}
             strokeWidth={6}
             strokeColor={{
-              '0%': 'red',
-              '100%': 'blue',
-            }}
-          />
-        </div>
-        <div style={circleContainerStyle}>
-          <Circle
-            percent={percent}
-            gapDegree={70}
-            strokeWidth={6}
-            strokeColor={{
-              conic: true,
               '0%': 'red',
               '99%': 'blue',
               '100%': 'green',

docs/examples/gradient-circle.tsx

@@ -35,29 +35,12 @@ const Example = () => {
         />
       </div>
 
-      <h3>Circle With Success Percent {65}%</h3>
-      <div style={circleContainerStyle}>
-        <Circle
-          percent={[65, 100]}
-          strokeWidth={6}
-          strokeLinecap="round"
-          strokeColor={[
-            '#87d068',
-            {
-              '100%': '#108ee9',
-              '0%': '#87d068',
-            },
-          ]}
-        />
-      </div>
-
       <h3>Circle colors</h3>
       <div style={circleContainerStyle}>
         <Circle
-          percent={100}
+          percent={90}
           strokeWidth={6}
           strokeColor={{
-            conic: true,
             '0%': 'green',
             '99%': 'red',
             '100%': 'blue',

src/Circle/ColorGradient.tsx

@@ -1,6 +1,32 @@
 import * as React from 'react';
 import type { ProgressProps } from '..';
-import type { StrokeColorType } from '../interface';
+import type { StrokeColorObject } from '../interface';
+
+interface BlockProps {
+  bg: string;
+  children?: React.ReactNode;
+}
+
+const Block = ({ bg, children }: BlockProps) => (
+  <div
+    style={{
+      width: '100%',
+      height: '100%',
+      background: bg,
+    }}
+  >
+    {children}
+  </div>
+);
+
+function getPtgColors(color: Record<string, string>, scale: number) {
+  return Object.keys(color).map((key) => {
+    const parsedKey = parseFloat(key);
+    const ptgKey = `${Math.floor(parsedKey * scale)}%`;
+
+    return `${color[key]} ${ptgKey}`;
+  });
+}
 
 export interface ColorGradientProps {
   prefixCls: string;
@@ -11,8 +37,7 @@ export interface ColorGradientProps {
   strokeLinecap: ProgressProps['strokeLinecap'];
   strokeWidth: ProgressProps['strokeWidth'];
   size: number;
-  color: StrokeColorType;
-  conic: boolean;
+  color: string | StrokeColorObject;
   gapDegree: number;
 }
 
@@ -27,19 +52,12 @@ const PtgCircle = React.forwardRef<SVGCircleElement, ColorGradientProps>((props,
     strokeLinecap,
     strokeWidth,
     size,
-    conic,
     gapDegree,
   } = props;
 
   const isGradient = color && typeof color === 'object';
 
-  const stroke = React.useMemo(() => {
-    if (conic) {
-      return '#FFF';
-    }
-
-    return isGradient ? `url(#${gradientId})` : undefined;
-  }, [gradientId, isGradient, conic]);
+  const stroke = isGradient ? `#FFF` : undefined;
 
   // ========================== Circle ==========================
   const halfSize = size / 2;
@@ -60,36 +78,30 @@ const PtgCircle = React.forwardRef<SVGCircleElement, ColorGradientProps>((props,
   );
 
   // ========================== Render ==========================
-  if (!conic) {
+  if (!isGradient) {
     return circleNode;
   }
 
   const maskId = `${gradientId}-conic`;
-  const conicColorKeys = Object.keys(color).filter((key) => key !== 'conic');
 
   const fromDeg = gapDegree ? `${180 + gapDegree / 2}deg` : '0deg';
 
-  const conicColors = conicColorKeys.map((key) => {
-    const parsedKey = parseFloat(key);
-    const ptgKey = `${gapDegree ? Math.floor((parsedKey * (360 - gapDegree)) / 360) : parsedKey}%`;
-
-    return `${color[key]} ${ptgKey}`;
-  });
+  const conicColors = getPtgColors(color, (360 - gapDegree) / 360);
+  const linearColors = getPtgColors(color, 1);
 
   const conicColorBg = `conic-gradient(from ${fromDeg}, ${conicColors.join(', ')})`;
+  const linearColorBg = `linear-gradient(to ${gapDegree ? 'bottom' : 'top'}, ${linearColors.join(
+    ', ',
+  )})`;
 
   return (
     <>
       <mask id={maskId}>{circleNode}</mask>
 
       <foreignObject x={0} y={0} width={size} height={size} mask={`url(#${maskId})`}>
-        <div
-          style={{
-            width: '100%',
-            height: '100%',
-            background: conicColorBg,
-          }}
-        />
+        <Block bg={linearColorBg}>
+          <Block bg={conicColorBg} />
+        </Block>
       </foreignObject>
     </>
   );

src/Circle/PtgCircle.tsx

@@ -3,9 +3,8 @@ import classNames from 'classnames';
 import { defaultProps, useTransitionDuration } from '../common';
 import type { ProgressProps } from '../interface';
 import useId from '../hooks/useId';
-import ColorGradient from './ColorGradient';
 import PtgCircle from './PtgCircle';
-import { VIEW_BOX_SIZE, getCircleStyle, isConicColor } from './util';
+import { VIEW_BOX_SIZE, getCircleStyle } from './util';
 
 function toArray<T>(value: T | T[]): T[] {
   const mergedValue = value ?? [];
@@ -50,7 +49,7 @@ const Circle: React.FC<ProgressProps> = (props) => {
     string,
     string
   >;
-  const isConicGradient = isConicColor(gradient);
+  const isConicGradient = gradient && typeof gradient === 'object';
   const mergedStrokeLinecap = isConicGradient ? 'butt' : strokeLinecap;
 
   const circleStyle = getCircleStyle(
@@ -98,7 +97,6 @@ const Circle: React.FC<ProgressProps> = (props) => {
             style={circleStyleForStack}
             strokeLinecap={mergedStrokeLinecap}
             strokeWidth={strokeWidth}
-            conic={isConicGradient}
             gapDegree={gapDegree}
             ref={(elem) => {
               // https://reactjs.org/docs/refs-and-the-dom.html#callback-refs
@@ -169,10 +167,6 @@ const Circle: React.FC<ProgressProps> = (props) => {
       role="presentation"
       {...restProps}
     >
-      {/* Line Gradient */}
-      {gradient && !isConicGradient && (
-        <ColorGradient gradientId={gradientId} gradient={gradient} />
-      )}
       {!stepCount && (
         <circle
           className={`${prefixCls}-circle-trail`}

src/Circle/index.tsx

@@ -1,12 +1,8 @@
-import type { StrokeColorObject, StrokeColorType } from '../interface';
+import type { StrokeColorType } from '../interface';
 import type { ProgressProps } from '..';
 
 export const VIEW_BOX_SIZE = 100;
 
-export function isConicColor(gradient: StrokeColorObject) {
-  return gradient && gradient.conic;
-}
-
 export const getCircleStyle = (
   perimeter: number,
   perimeterWithoutGap: number,

src/Circle/util.ts

@@ -16,9 +16,7 @@ export interface ProgressProps {
   steps?: number | { count: number; space: number };
 }
 
-export type StrokeColorObject = Partial<Record<`${number}%` | 'from' | 'to', string>> & {
-  conic?: boolean;
-};
+export type StrokeColorObject = Record<string, string>;
 
 export type BaseStrokeColorType = string | StrokeColorObject;
 

src/interface.ts

@@ -41,7 +41,11 @@ exports[`Circle.conic gapDegree 1`] = `
     >
       <div
         style="width: 100%; height: 100%;"
-      />
+      >
+        <div
+          style="width: 100%; height: 100%;"
+        />
+      </div>
     </foreignobject>
   </svg>
 </DocumentFragment>
@@ -88,7 +92,11 @@ exports[`Circle.conic should work 1`] = `
     >
       <div
         style="width: 100%; height: 100%;"
-      />
+      >
+        <div
+          style="width: 100%; height: 100%;"
+        />
+      </div>
     </foreignobject>
   </svg>
 </DocumentFragment>