72 lines
2.3 KiB
JavaScript
72 lines
2.3 KiB
JavaScript
import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
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import cls from 'classnames';
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import * as React from 'react';
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import SliderContext from "../context";
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import { getIndex } from "../util";
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import Track from "./Track";
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var Tracks = function Tracks(props) {
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var prefixCls = props.prefixCls,
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style = props.style,
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values = props.values,
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startPoint = props.startPoint,
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onStartMove = props.onStartMove;
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var _React$useContext = React.useContext(SliderContext),
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included = _React$useContext.included,
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range = _React$useContext.range,
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min = _React$useContext.min,
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styles = _React$useContext.styles,
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classNames = _React$useContext.classNames;
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// =========================== List ===========================
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var trackList = React.useMemo(function () {
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if (!range) {
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// null value do not have track
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if (values.length === 0) {
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return [];
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}
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var startValue = startPoint !== null && startPoint !== void 0 ? startPoint : min;
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var endValue = values[0];
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return [{
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start: Math.min(startValue, endValue),
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end: Math.max(startValue, endValue)
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}];
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}
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// Multiple
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var list = [];
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for (var i = 0; i < values.length - 1; i += 1) {
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list.push({
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start: values[i],
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end: values[i + 1]
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});
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}
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return list;
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}, [values, range, startPoint, min]);
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if (!included) {
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return null;
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}
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// ========================== Render ==========================
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var tracksNode = trackList !== null && trackList !== void 0 && trackList.length && (classNames.tracks || styles.tracks) ? /*#__PURE__*/React.createElement(Track, {
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index: null,
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prefixCls: prefixCls,
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start: trackList[0].start,
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end: trackList[trackList.length - 1].end,
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replaceCls: cls(classNames.tracks, "".concat(prefixCls, "-tracks")),
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style: styles.tracks
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}) : null;
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return /*#__PURE__*/React.createElement(React.Fragment, null, tracksNode, trackList.map(function (_ref, index) {
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var start = _ref.start,
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end = _ref.end;
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return /*#__PURE__*/React.createElement(Track, {
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index: index,
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prefixCls: prefixCls,
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style: _objectSpread(_objectSpread({}, getIndex(style, index)), styles.track),
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start: start,
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end: end,
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key: index,
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onStartMove: onStartMove
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});
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}));
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};
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export default Tracks; |