v1.0 with SW PWA enabled
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55
frontend/node_modules/recharts/es6/cartesian/getEquidistantTicks.js
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vendored
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55
frontend/node_modules/recharts/es6/cartesian/getEquidistantTicks.js
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import { isVisible } from '../util/TickUtils';
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import { getEveryNthWithCondition } from '../util/getEveryNthWithCondition';
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export function getEquidistantTicks(sign, boundaries, getTickSize, ticks, minTickGap) {
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var result = (ticks || []).slice();
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var initialStart = boundaries.start,
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end = boundaries.end;
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var index = 0;
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// Premature optimisation idea 1: Estimate a lower bound, and start from there.
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// For now, start from every tick
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var stepsize = 1;
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var start = initialStart;
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var _loop = function _loop() {
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// Given stepsize, evaluate whether every stepsize-th tick can be shown.
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// If it can not, then increase the stepsize by 1, and try again.
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var entry = ticks === null || ticks === void 0 ? void 0 : ticks[index];
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// Break condition - If we have evaluate all the ticks, then we are done.
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if (entry === undefined) {
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return {
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v: getEveryNthWithCondition(ticks, stepsize)
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};
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}
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// Check if the element collides with the next element
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var i = index;
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var size;
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var getSize = function getSize() {
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if (size === undefined) {
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size = getTickSize(entry, i);
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}
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return size;
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};
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var tickCoord = entry.coordinate;
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// We will always show the first tick.
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var isShow = index === 0 || isVisible(sign, tickCoord, getSize, start, end);
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if (!isShow) {
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// Start all over with a larger stepsize
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index = 0;
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start = initialStart;
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stepsize += 1;
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}
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if (isShow) {
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// If it can be shown, update the start
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start = tickCoord + sign * (getSize() / 2 + minTickGap);
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index += stepsize;
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}
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},
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_ret;
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while (stepsize <= result.length) {
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_ret = _loop();
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if (_ret) return _ret.v;
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}
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return [];
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}
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