@dnb/eufemia/components/progress-indicator/ProgressIndicatorCircular.js

DNB Eufemia Design System UI Library

"use client";

import _extends from "@babel/runtime-corejs3/helpers/esm/extends";
import React, { useEffect, useRef, forwardRef } from 'react';
import classnames from 'classnames';
import { validateDOMAttributes } from "../../shared/component-helper.js";
import { IS_EDGE } from "../../shared/helpers.js";
function ProgressIndicatorCircular(props) {
  const {
    size,
    visible,
    progress,
    onComplete,
    callOnCompleteHandler,
    title,
    customColors,
    customCircleWidth,
    counterClockwise = false,
    ...rest
  } = props;
  const keepAnimatingRef = useRef(true);
  const visibleRef = useRef(false);
  const useAnimationFrame = typeof onComplete === 'function' || IS_EDGE;
  const _refDark = useRef(null);
  const _refLight = useRef(null);
  const _startupTimeout = useRef();
  useEffect(() => {
    if (useAnimationFrame) {
      _startupTimeout.current = setTimeout(() => {
        if (_refDark.current) {
          doAnimation(_refDark.current, true, callOnCompleteHandler);
        }
        if (_refLight.current) {
          doAnimation(_refLight.current, false);
        }
      }, 300);
    }
    return () => {
      keepAnimatingRef.current = false;
      if (_startupTimeout.current) {
        clearTimeout(_startupTimeout.current);
      }
    };
  }, []);
  useEffect(() => {
    visibleRef.current = visible;
  }, [visible]);
  const doAnimation = (element, animateOnStart = true, callback = null) => {
    const min = 1;
    const max = Math.PI * 100;
    let start = 0,
      ms = 0,
      prog = max,
      setProg = animateOnStart,
      animate1 = true,
      completeCalled = false,
      stopNextRound = false;
    const step = timestamp => {
      if (!start) {
        start = timestamp;
      }
      ms = timestamp - start;
      if (animate1) {
        if (!visibleRef.current && prog < 20) {
          prog = min;
        }
        if (setProg) {
          element.style['stroke-dashoffset'] = `${prog}%`;
        } else if (!animateOnStart) {
          element.style['stroke-dashoffset'] = `${max}%`;
        }
      }
      if (stopNextRound) {
        animate1 = false;
        if (!completeCalled) {
          completeCalled = true;
          if (animateOnStart && typeof callback === 'function') {
            callback();
          }
        } else if (visibleRef.current && ms % 1e3 > 950) {
          stopNextRound = false;
        }
      } else {
        stopNextRound = !visibleRef.current && prog === min;
        animate1 = true;
        completeCalled = false;
      }
      prog = Math.round(max - max / 1e3 * (ms % 1e3));
      setProg = animateOnStart ? Math.ceil(ms / 1e3) % 2 === 1 || ms === 0 : Math.ceil(ms / 1e3) % 2 === 0 && ms !== 0;
      if (keepAnimatingRef.current) {
        window.requestAnimationFrame(step);
      }
    };
    if (typeof window !== 'undefined' && window.requestAnimationFrame) {
      window.requestAnimationFrame(step);
    }
  };
  const progressIsControlled = progress > -1;
  if (progressIsControlled) {
    rest.role = 'progressbar';
    rest['aria-label'] = title;
    rest['title'] = title;
  } else {
    rest.role = 'alert';
    rest['aria-busy'] = true;
  }
  const remainingDOMAttributes = validateDOMAttributes(props, {
    ...rest
  });
  return React.createElement("span", _extends({
    className: classnames('dnb-progress-indicator__circular', size && `dnb-progress-indicator__circular--${size}`, progressIsControlled && 'dnb-progress-indicator__circular--has-progress-value')
  }, remainingDOMAttributes), React.createElement("span", {
    className: "dnb-progress-indicator__circular__background-padding"
  }, React.createElement("span", {
    className: "dnb-progress-indicator__circular__background",
    style: {
      backgroundColor: customColors === null || customColors === void 0 ? void 0 : customColors.background
    }
  })), React.createElement(Circle, {
    className: "light paused",
    customColor: customColors === null || customColors === void 0 ? void 0 : customColors.shaft,
    customWidth: customCircleWidth
  }), React.createElement(Circle, {
    className: "dark dark" + (progressIsControlled || useAnimationFrame ? " paused" : ""),
    style: progressIsControlled ? {
      strokeDashoffset: getOffset(progress, counterClockwise)
    } : {},
    customColor: customColors === null || customColors === void 0 ? void 0 : customColors.line,
    customWidth: customCircleWidth,
    ref: _refDark
  }), !progressIsControlled && React.createElement(Circle, {
    className: 'light' + (useAnimationFrame ? " paused" : ""),
    customColor: customColors === null || customColors === void 0 ? void 0 : customColors.shaft,
    customWidth: customCircleWidth,
    ref: _refLight
  }));
}
const Circle = forwardRef(function Circle({
  customColor,
  customWidth,
  className,
  ...rest
}, ref) {
  const correctedCustomWidth = correctPercentageStrokeWidth(customWidth);
  return React.createElement("svg", _extends({
    className: classnames('dnb-progress-indicator__circular__line', className),
    shapeRendering: "geometricPrecision",
    ref: ref
  }, rest), React.createElement("circle", {
    className: "dnb-progress-indicator__circular__circle",
    fill: "none",
    cx: "50%",
    cy: "50%",
    r: "50%",
    style: {
      stroke: customColor,
      ...(correctedCustomWidth ? {
        '--progress-indicator-circular-stroke-width': correctedCustomWidth
      } : undefined)
    }
  }));
});
function getOffset(progress, counterClockwise = false) {
  const offset = Math.PI * (100 - progress);
  return `${counterClockwise ? -offset : offset}%`;
}
function correctPercentageStrokeWidth(strokeWidth) {
  if (typeof strokeWidth === 'string' && strokeWidth.endsWith('%')) {
    const number = parseFloat(strokeWidth.slice(0, strokeWidth.length - 1));
    return `${100 * number / (100 - number)}%`;
  }
}
export default ProgressIndicatorCircular;
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