162 lines
7.7 KiB
JavaScript
162 lines
7.7 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.getActivePolarCoordinate = exports.getActiveCartesianCoordinate = exports.calculateActiveTickIndex = void 0;
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exports.isInCartesianRange = isInCartesianRange;
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var _PolarUtils = require("./PolarUtils");
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var _DataUtils = require("./DataUtils");
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function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
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function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
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function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
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function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
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function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
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var getActiveCartesianCoordinate = (layout, tooltipTicks, activeIndex, pointer) => {
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var entry = tooltipTicks.find(tick => tick && tick.index === activeIndex);
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if (entry) {
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if (layout === 'horizontal') {
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return {
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x: entry.coordinate,
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y: pointer.chartY
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};
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}
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if (layout === 'vertical') {
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return {
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x: pointer.chartX,
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y: entry.coordinate
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};
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}
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}
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return {
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x: 0,
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y: 0
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};
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};
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/**
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* Get the active coordinate in polar coordinate system.
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* Internally we only really use x and y, but this returned object is part of public API
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* (because it goes straight to the tooltip content) so we keep all the other properties
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* for backwards compatibility.
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*
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* @param layout - The polar layout type ('centric' or 'radial').
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* @param tooltipTicks - Array of tick items used for tooltips.
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* @param activeIndex - The index of the active tick.
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* @param rangeObj - The range object containing polar chart properties.
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* @returns The active coordinate object with polar properties.
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*/
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exports.getActiveCartesianCoordinate = getActiveCartesianCoordinate;
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var getActivePolarCoordinate = (layout, tooltipTicks, activeIndex, rangeObj) => {
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var entry = tooltipTicks.find(tick => tick && tick.index === activeIndex);
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if (entry) {
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if (layout === 'centric') {
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var _angle = entry.coordinate;
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var {
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radius: _radius
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} = rangeObj;
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return _objectSpread(_objectSpread(_objectSpread({}, rangeObj), (0, _PolarUtils.polarToCartesian)(rangeObj.cx, rangeObj.cy, _radius, _angle)), {}, {
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angle: _angle,
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radius: _radius
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});
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}
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var radius = entry.coordinate;
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var {
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angle
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} = rangeObj;
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return _objectSpread(_objectSpread(_objectSpread({}, rangeObj), (0, _PolarUtils.polarToCartesian)(rangeObj.cx, rangeObj.cy, radius, angle)), {}, {
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angle,
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radius
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});
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}
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return {
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angle: 0,
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clockWise: false,
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cx: 0,
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cy: 0,
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endAngle: 0,
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innerRadius: 0,
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outerRadius: 0,
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radius: 0,
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startAngle: 0,
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x: 0,
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y: 0
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};
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};
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exports.getActivePolarCoordinate = getActivePolarCoordinate;
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function isInCartesianRange(pointer, offset) {
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var {
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chartX: x,
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chartY: y
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} = pointer;
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return x >= offset.left && x <= offset.left + offset.width && y >= offset.top && y <= offset.top + offset.height;
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}
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var calculateActiveTickIndex = (coordinate, ticks, unsortedTicks, axisType, range) => {
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var _ticks$length;
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var len = (_ticks$length = ticks === null || ticks === void 0 ? void 0 : ticks.length) !== null && _ticks$length !== void 0 ? _ticks$length : 0;
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// if there are 1 or fewer ticks or if there is no coordinate then the active tick is at index 0
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if (len <= 1 || coordinate == null) {
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return 0;
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}
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if (axisType === 'angleAxis' && range != null && Math.abs(Math.abs(range[1] - range[0]) - 360) <= 1e-6) {
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// ticks are distributed in a circle
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for (var i = 0; i < len; i++) {
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var _unsortedTicks, _unsortedTicks2, _unsortedTicks$i, _unsortedTicks$, _unsortedTicks3;
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var before = i > 0 ? (_unsortedTicks = unsortedTicks[i - 1]) === null || _unsortedTicks === void 0 ? void 0 : _unsortedTicks.coordinate : (_unsortedTicks2 = unsortedTicks[len - 1]) === null || _unsortedTicks2 === void 0 ? void 0 : _unsortedTicks2.coordinate;
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var cur = (_unsortedTicks$i = unsortedTicks[i]) === null || _unsortedTicks$i === void 0 ? void 0 : _unsortedTicks$i.coordinate;
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var after = i >= len - 1 ? (_unsortedTicks$ = unsortedTicks[0]) === null || _unsortedTicks$ === void 0 ? void 0 : _unsortedTicks$.coordinate : (_unsortedTicks3 = unsortedTicks[i + 1]) === null || _unsortedTicks3 === void 0 ? void 0 : _unsortedTicks3.coordinate;
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var sameDirectionCoord = void 0;
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if (before == null || cur == null || after == null) {
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continue;
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}
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if ((0, _DataUtils.mathSign)(cur - before) !== (0, _DataUtils.mathSign)(after - cur)) {
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var diffInterval = [];
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if ((0, _DataUtils.mathSign)(after - cur) === (0, _DataUtils.mathSign)(range[1] - range[0])) {
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sameDirectionCoord = after;
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var curInRange = cur + range[1] - range[0];
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diffInterval[0] = Math.min(curInRange, (curInRange + before) / 2);
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diffInterval[1] = Math.max(curInRange, (curInRange + before) / 2);
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} else {
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sameDirectionCoord = before;
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var afterInRange = after + range[1] - range[0];
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diffInterval[0] = Math.min(cur, (afterInRange + cur) / 2);
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diffInterval[1] = Math.max(cur, (afterInRange + cur) / 2);
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}
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var sameInterval = [Math.min(cur, (sameDirectionCoord + cur) / 2), Math.max(cur, (sameDirectionCoord + cur) / 2)];
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if (coordinate > sameInterval[0] && coordinate <= sameInterval[1] || coordinate >= diffInterval[0] && coordinate <= diffInterval[1]) {
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var _unsortedTicks$i2;
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return (_unsortedTicks$i2 = unsortedTicks[i]) === null || _unsortedTicks$i2 === void 0 ? void 0 : _unsortedTicks$i2.index;
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}
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} else {
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var minValue = Math.min(before, after);
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var maxValue = Math.max(before, after);
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if (coordinate > (minValue + cur) / 2 && coordinate <= (maxValue + cur) / 2) {
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var _unsortedTicks$i3;
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return (_unsortedTicks$i3 = unsortedTicks[i]) === null || _unsortedTicks$i3 === void 0 ? void 0 : _unsortedTicks$i3.index;
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}
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}
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}
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} else if (ticks) {
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// ticks are distributed in a single direction
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for (var _i = 0; _i < len; _i++) {
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var curr = ticks[_i];
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if (curr == null) {
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continue;
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}
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var next = ticks[_i + 1];
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var prev = ticks[_i - 1];
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if (_i === 0 && next != null && coordinate <= (curr.coordinate + next.coordinate) / 2) {
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return curr.index;
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}
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if (_i === len - 1 && prev != null && coordinate > (curr.coordinate + prev.coordinate) / 2) {
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return curr.index;
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}
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if (_i > 0 && _i < len - 1 && prev != null && next != null && coordinate > (curr.coordinate + prev.coordinate) / 2 && coordinate <= (curr.coordinate + next.coordinate) / 2) {
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return curr.index;
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}
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}
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}
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return -1;
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};
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exports.calculateActiveTickIndex = calculateActiveTickIndex; |