@arco-design/web-react
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Arco Design React UI Library.
352 lines (351 loc) • 15.9 kB
JavaScript
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
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t[p[i]] = s[p[i]];
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return t;
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
import React, { forwardRef, memo, useContext, useRef, useMemo } from 'react';
import NP, { plus, times, divide } from 'number-precision';
import omit from '../_util/omit';
import SliderButton from './button';
import Marks from './marks';
import Dots from './dots';
import Input from './input';
import Ticks from './ticks';
import { isFunction, isObject, isArray } from '../_util/is';
import { findNearestIndex, formatPercent, getIntervalOffset, needSort, sortNumberArray, } from './utils';
import cs from '../_util/classNames';
import { ConfigContext } from '../ConfigProvider';
import useMergeValue from '../_util/hooks/useMergeValue';
import { off, on } from '../_util/dom';
import useLegalValue from './hooks/useLegalValue';
import useInterval from './hooks/useInterval';
import useMergeProps from '../_util/hooks/useMergeProps';
import useUpdate from '../_util/hooks/useUpdate';
NP.enableBoundaryChecking(false);
var defaultProps = {
max: 100,
min: 0,
step: 1,
};
function Slider(baseProps, ref) {
var _a, _b;
var _c = useContext(ConfigContext), getPrefixCls = _c.getPrefixCls, componentConfig = _c.componentConfig, rtl = _c.rtl;
var props = useMergeProps(baseProps, defaultProps, componentConfig === null || componentConfig === void 0 ? void 0 : componentConfig.Slider);
var className = props.className, style = props.style, tooltipVisible = props.tooltipVisible, tooltipPosition = props.tooltipPosition, disabled = props.disabled, min = props.min, max = props.max, propRange = props.range, step = props.step, showTicks = props.showTicks, marks = props.marks, onlyMarkValue = props.onlyMarkValue, vertical = props.vertical, showInput = props.showInput, reverse = props.reverse, getIntervalConfig = props.getIntervalConfig, rest = __rest(props, ["className", "style", "tooltipVisible", "tooltipPosition", "disabled", "min", "max", "range", "step", "showTicks", "marks", "onlyMarkValue", "vertical", "showInput", "reverse", "getIntervalConfig"]);
var range = !!propRange;
var rangeConfig = isObject(propRange) ? __assign({}, propRange) : { draggableBar: false };
var isReverse = rtl ? !reverse : reverse;
var _d = useInterval({
min: min,
max: max,
onlyMarkValue: onlyMarkValue,
step: step,
marks: marks,
getIntervalConfig: getIntervalConfig,
}), intervalConfigs = _d.intervalConfigs, markList = _d.markList;
var _e = useLegalValue({
isRange: range,
min: min,
max: max,
onlyMarkValue: onlyMarkValue,
step: step,
intervalConfigs: intervalConfigs,
marks: marks,
}), getLegalValue = _e.getLegalValue, getLegalRangeValue = _e.getLegalRangeValue, isLegalValue = _e.isLegalValue, getNextMarkValue = _e.getNextMarkValue;
// 受控与非受控值处理
var _f = __read(useMergeValue(range ? [min, min] : min, {
defaultValue: props.defaultValue,
value: props.value,
}), 2), value = _f[0], setValue = _f[1];
// 计算合法值
var curVal = getLegalRangeValue(value);
var lastVal = useRef(curVal);
// let [beginVal, endVal] = curVal;
var reverseOrder = useRef(needSort(curVal));
// value变化后 更新lastVal
useUpdate(function () {
lastVal.current = getLegalRangeValue(value);
}, [value, getLegalRangeValue]);
if (reverseOrder.current) {
curVal = sortNumberArray(curVal);
}
var maxVal = curVal[curVal.length - 1];
var minVal = curVal[0];
// 是否显示输入框。多点选择不显示 input
var isShowInput = showInput && !onlyMarkValue && (!range || curVal.length < 3);
var extraInputProps = useMemo(function () {
if (isShowInput && (isArray(showInput) || isObject(showInput))) {
return isArray(showInput) ? __spreadArray([], __read(showInput), false) : [__assign({}, showInput), __assign({}, showInput)];
}
return [];
}, [isShowInput, showInput]);
// 样式前缀
var prefixCls = getPrefixCls('slider');
// ref
var roadRef = useRef(null);
var position = useRef({
left: 0,
height: 0,
top: 0,
width: 0,
});
var isDragging = useRef(false);
var barStartDragVal = useRef(0);
function getEmitParams(value) {
var sortedValue = sortNumberArray(value);
return range ? sortedValue : sortedValue[sortedValue.length - 1];
}
function updateValue(val) {
var copyVal = val.map(function (x) { return getLegalValue(x); });
lastVal.current = copyVal;
return copyVal;
}
function onChange(val, reason) {
var newValue = updateValue(val);
var emitParams = getEmitParams(newValue);
setValue(emitParams);
// 在手动修改的情况下才可能出现反序问题。
if (reason === 'inputValueChange') {
reverseOrder.current = newValue.some(function (x, i) { return x > newValue[i]; });
}
else {
// 在mousemove 跟 jumpToClick 顺序会保持 [begin,end]
reverseOrder.current = false;
}
if (isFunction(props.onChange)) {
props.onChange(emitParams);
}
}
function onMouseUp() {
if (isFunction(props.onAfterChange)) {
var emitParams = getEmitParams(lastVal.current);
props.onAfterChange(emitParams);
}
}
function inRange(val) {
var _a;
var _b = __read([curVal[0], curVal[curVal.length - 1]], 2), range1 = _b[0], range2 = _b[1];
if (range1 > range2) {
_a = __read([range2, range1], 2), range1 = _a[0], range2 = _a[1];
}
if (range)
return val >= range1 && val <= range2;
return val <= range2;
}
// 通过坐标获取值
function getValueByCoords(x, y) {
var _a = position.current, left = _a.left, top = _a.top, width = _a.width, height = _a.height;
var roadLength = width;
var diff = isReverse ? left + width - x : x - left;
if (vertical) {
roadLength = height;
diff = isReverse ? y - top : top + height - y;
}
if (roadLength <= 0) {
return 0;
}
// 通过坐标点偏移算出当前值相对于整个滑动轴的比例位置
var offset = Math.max(divide(diff, roadLength), 0);
offset = Math.min(1, offset);
// 通过偏移值算出当前值在哪个区间
var currentInterval = intervalConfigs.find(function (config) {
return offset >= config.beginOffset && offset <= config.endOffset;
});
var begin = currentInterval.begin, beginOffset = currentInterval.beginOffset, currentStep = currentInterval.step, endOffset = currentInterval.endOffset, end = currentInterval.end;
// 当前值对整体来说，多出这个区间的比例
var currentValueOffset = offset - beginOffset;
// 这个区间整体的比例
var currentIntervalOffset = endOffset - beginOffset;
// 当前在这个区间的值 = （在这个区间的比例（相对于整体） / 这个区间相对于整体的比例）* 这个区间的总值
var valueInInterval = (currentValueOffset / currentIntervalOffset) * (end - begin);
// 算出当前值在这个区间的步数
var stepNum = Math.round(valueInInterval / currentStep);
// 当前值 = 区间起始值 + 区间步数 * 步长
return plus(begin, times(stepNum, currentStep));
}
function getBarStyle(offsets) {
var _a, _b, _c;
var _d = __read(offsets, 2), begin = _d[0], end = _d[1];
if (begin > end) {
_a = __read([end, begin], 2), begin = _a[0], end = _a[1];
}
var beginOffset = formatPercent(begin);
var endOffset = formatPercent(1 - end);
return vertical
? (_b = {},
_b[isReverse ? 'top' : 'bottom'] = beginOffset,
_b[isReverse ? 'bottom' : 'top'] = endOffset,
_b) : (_c = {},
_c[isReverse ? 'right' : 'left'] = beginOffset,
_c[isReverse ? 'left' : 'right'] = endOffset,
_c);
}
function getBtnStyle(offset) {
var _a, _b;
return vertical
? (_a = {}, _a[isReverse ? 'top' : 'bottom'] = formatPercent(offset), _a) : (_b = {}, _b[isReverse ? 'right' : 'left'] = formatPercent(offset), _b);
}
function getTooltipProps() {
var tooltipProps = {
getTooltipContainer: props.getTooltipContainer,
formatTooltip: props.formatTooltip,
};
if ('tooltipPosition' in props) {
tooltipProps.tooltipPosition = tooltipPosition;
}
if ('tooltipVisible' in props) {
tooltipProps.tooltipVisible = tooltipVisible;
}
return tooltipProps;
}
function getPosition() {
position.current = roadRef.current.getBoundingClientRect();
}
function onRoadMouseDown(e) {
getPosition();
var val = getValueByCoords(e.clientX, e.clientY);
if (rangeConfig.draggableBar && inRange(val)) {
barStartDragVal.current = getLegalValue(val);
on(window, 'mousemove', onBarMouseMove);
on(window, 'mouseup', onBarMouseUp);
}
else {
handleJumpClick(val);
}
}
// 点击某个位置，快速跳转
function handleJumpClick(val) {
if (disabled)
return;
var value = getLegalValue(val);
// 找到 value 临近的两个值。
var _a = __read(findNearestIndex(value, curVal), 2), beforeIndex = _a[0], nextIndex = _a[1];
var nearBeginVal = curVal[beforeIndex];
var nearEndValue = curVal[nextIndex];
var copyVal = curVal.slice(0);
if (range && nearEndValue - value > value - nearBeginVal) {
copyVal[beforeIndex] = value;
onChange(copyVal, 'jumpToClick');
}
else {
copyVal[nextIndex] = value;
onChange(copyVal, 'jumpToClick');
}
onMouseUp();
}
function handleInputChange(val) {
onChange(val, 'inputValueChange');
onMouseUp();
}
// 拖动开始节点
function handleMove(x, y, index) {
isDragging.current = true;
var copyVal = curVal.slice(0);
copyVal[index] = getValueByCoords(x, y);
onChange(copyVal, 'mousemove');
}
function handleMoveEnd() {
isDragging.current = false;
onMouseUp();
}
// 结束节点的 arrow event
function handleArrowEvent(type, index) {
if (disabled)
return;
var copyVal = curVal.slice(0);
copyVal[index] = getNextMarkValue(curVal[index], type);
onChange(copyVal);
}
// bar 移动中
function onBarMouseMove(e) {
var newVal = getLegalValue(getValueByCoords(e.clientX, e.clientY));
var offsetVal = newVal - barStartDragVal.current;
var copyVal = curVal.map(function (x) { return x + offsetVal; });
if (copyVal.every(function (v) { return isLegalValue(v); })) {
onChange(copyVal, 'mousemove');
}
}
// bar 停止移动
function onBarMouseUp() {
off(window, 'mousemove', onBarMouseMove);
off(window, 'mouseup', onBarMouseUp);
onMouseUp();
}
return (React.createElement("div", __assign({}, omit(rest, [
'defaultValue',
'value',
'onChange',
'getTooltipContainer',
'formatTooltip',
'onAfterChange',
]), { className: cs(prefixCls, (_a = {},
_a[prefixCls + "-vertical"] = vertical,
_a[prefixCls + "-with-marks"] = marks,
_a[prefixCls + "-reverse"] = isReverse,
_a[prefixCls + "-rtl"] = rtl,
_a), className), style: style, ref: ref }),
React.createElement("div", { className: prefixCls + "-wrapper" },
React.createElement("div", { ref: roadRef, className: cs(prefixCls + "-road", (_b = {},
_b[prefixCls + "-road-disabled"] = disabled,
_b[prefixCls + "-road-vertical"] = vertical,
_b)), onMouseDown: onRoadMouseDown },
React.createElement("div", { className: prefixCls + "-bar", style: getBarStyle([
getIntervalOffset(minVal, intervalConfigs),
getIntervalOffset(maxVal, intervalConfigs),
]) }),
showTicks && (React.createElement(Ticks, { intervalConfigs: intervalConfigs, min: min, max: max, valueRange: [minVal, maxVal], prefixCls: prefixCls, vertical: vertical, reverse: isReverse })),
React.createElement(Dots, { data: markList, intervalConfigs: intervalConfigs, valueRange: [minVal, maxVal], vertical: vertical, prefixCls: prefixCls, reverse: isReverse, onMouseDown: handleJumpClick }),
React.createElement(Marks, { data: markList, intervalConfigs: intervalConfigs, vertical: vertical, prefixCls: prefixCls, reverse: isReverse, onMouseDown: handleJumpClick }),
curVal.map(function (val, index) {
if (!range && index !== curVal.length - 1) {
return null;
}
return (React.createElement(SliderButton, __assign({ key: index, style: getBtnStyle(getIntervalOffset(val, intervalConfigs)), disabled: disabled, prefixCls: prefixCls, value: val, maxValue: max, minValue: min, vertical: vertical }, getTooltipProps(), { onMoveBegin: getPosition, onMoving: function (x, y) { return handleMove(x, y, index); }, onMoveEnd: handleMoveEnd, onArrowEvent: function (type) { return handleArrowEvent(type, index); } })));
})),
isShowInput && (React.createElement(Input, { min: min, max: max, step: step, value: curVal, range: range, disabled: disabled, prefixCls: prefixCls, onChange: handleInputChange, extra: extraInputProps })))));
}
var SliderComponent = forwardRef(Slider);
SliderComponent.displayName = 'Slider';
export default memo(SliderComponent);