263 lines
5.7 KiB
JavaScript
263 lines
5.7 KiB
JavaScript
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// https://d3js.org/d3-ease/ v3.0.1 Copyright 2010-2021 Mike Bostock, 2001 Robert Penner
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.d3 = global.d3 || {}));
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}(this, (function (exports) { 'use strict';
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const linear = t => +t;
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function quadIn(t) {
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return t * t;
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}
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function quadOut(t) {
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return t * (2 - t);
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}
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function quadInOut(t) {
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return ((t *= 2) <= 1 ? t * t : --t * (2 - t) + 1) / 2;
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}
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function cubicIn(t) {
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return t * t * t;
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}
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function cubicOut(t) {
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return --t * t * t + 1;
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}
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function cubicInOut(t) {
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return ((t *= 2) <= 1 ? t * t * t : (t -= 2) * t * t + 2) / 2;
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}
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var exponent = 3;
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var polyIn = (function custom(e) {
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e = +e;
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function polyIn(t) {
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return Math.pow(t, e);
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}
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polyIn.exponent = custom;
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return polyIn;
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})(exponent);
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var polyOut = (function custom(e) {
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e = +e;
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function polyOut(t) {
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return 1 - Math.pow(1 - t, e);
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}
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polyOut.exponent = custom;
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return polyOut;
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})(exponent);
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var polyInOut = (function custom(e) {
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e = +e;
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function polyInOut(t) {
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return ((t *= 2) <= 1 ? Math.pow(t, e) : 2 - Math.pow(2 - t, e)) / 2;
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}
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polyInOut.exponent = custom;
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return polyInOut;
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})(exponent);
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var pi = Math.PI,
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halfPi = pi / 2;
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function sinIn(t) {
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return (+t === 1) ? 1 : 1 - Math.cos(t * halfPi);
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}
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function sinOut(t) {
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return Math.sin(t * halfPi);
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}
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function sinInOut(t) {
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return (1 - Math.cos(pi * t)) / 2;
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}
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// tpmt is two power minus ten times t scaled to [0,1]
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function tpmt(x) {
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return (Math.pow(2, -10 * x) - 0.0009765625) * 1.0009775171065494;
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}
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function expIn(t) {
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return tpmt(1 - +t);
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}
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function expOut(t) {
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return 1 - tpmt(t);
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}
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function expInOut(t) {
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return ((t *= 2) <= 1 ? tpmt(1 - t) : 2 - tpmt(t - 1)) / 2;
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}
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function circleIn(t) {
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return 1 - Math.sqrt(1 - t * t);
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}
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function circleOut(t) {
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return Math.sqrt(1 - --t * t);
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}
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function circleInOut(t) {
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return ((t *= 2) <= 1 ? 1 - Math.sqrt(1 - t * t) : Math.sqrt(1 - (t -= 2) * t) + 1) / 2;
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}
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var b1 = 4 / 11,
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b2 = 6 / 11,
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b3 = 8 / 11,
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b4 = 3 / 4,
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b5 = 9 / 11,
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b6 = 10 / 11,
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b7 = 15 / 16,
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b8 = 21 / 22,
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b9 = 63 / 64,
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b0 = 1 / b1 / b1;
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function bounceIn(t) {
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return 1 - bounceOut(1 - t);
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}
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function bounceOut(t) {
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return (t = +t) < b1 ? b0 * t * t : t < b3 ? b0 * (t -= b2) * t + b4 : t < b6 ? b0 * (t -= b5) * t + b7 : b0 * (t -= b8) * t + b9;
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}
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function bounceInOut(t) {
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return ((t *= 2) <= 1 ? 1 - bounceOut(1 - t) : bounceOut(t - 1) + 1) / 2;
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}
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var overshoot = 1.70158;
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var backIn = (function custom(s) {
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s = +s;
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function backIn(t) {
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return (t = +t) * t * (s * (t - 1) + t);
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}
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backIn.overshoot = custom;
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return backIn;
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})(overshoot);
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var backOut = (function custom(s) {
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s = +s;
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function backOut(t) {
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return --t * t * ((t + 1) * s + t) + 1;
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}
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backOut.overshoot = custom;
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return backOut;
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})(overshoot);
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var backInOut = (function custom(s) {
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s = +s;
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function backInOut(t) {
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return ((t *= 2) < 1 ? t * t * ((s + 1) * t - s) : (t -= 2) * t * ((s + 1) * t + s) + 2) / 2;
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}
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backInOut.overshoot = custom;
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return backInOut;
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})(overshoot);
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var tau = 2 * Math.PI,
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amplitude = 1,
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period = 0.3;
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var elasticIn = (function custom(a, p) {
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var s = Math.asin(1 / (a = Math.max(1, a))) * (p /= tau);
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function elasticIn(t) {
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return a * tpmt(-(--t)) * Math.sin((s - t) / p);
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}
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elasticIn.amplitude = function(a) { return custom(a, p * tau); };
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elasticIn.period = function(p) { return custom(a, p); };
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return elasticIn;
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})(amplitude, period);
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var elasticOut = (function custom(a, p) {
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var s = Math.asin(1 / (a = Math.max(1, a))) * (p /= tau);
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function elasticOut(t) {
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return 1 - a * tpmt(t = +t) * Math.sin((t + s) / p);
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}
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elasticOut.amplitude = function(a) { return custom(a, p * tau); };
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elasticOut.period = function(p) { return custom(a, p); };
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return elasticOut;
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})(amplitude, period);
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var elasticInOut = (function custom(a, p) {
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var s = Math.asin(1 / (a = Math.max(1, a))) * (p /= tau);
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function elasticInOut(t) {
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return ((t = t * 2 - 1) < 0
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? a * tpmt(-t) * Math.sin((s - t) / p)
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: 2 - a * tpmt(t) * Math.sin((s + t) / p)) / 2;
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}
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elasticInOut.amplitude = function(a) { return custom(a, p * tau); };
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elasticInOut.period = function(p) { return custom(a, p); };
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return elasticInOut;
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})(amplitude, period);
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exports.easeBack = backInOut;
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exports.easeBackIn = backIn;
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exports.easeBackInOut = backInOut;
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exports.easeBackOut = backOut;
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exports.easeBounce = bounceOut;
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exports.easeBounceIn = bounceIn;
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exports.easeBounceInOut = bounceInOut;
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exports.easeBounceOut = bounceOut;
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exports.easeCircle = circleInOut;
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exports.easeCircleIn = circleIn;
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exports.easeCircleInOut = circleInOut;
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exports.easeCircleOut = circleOut;
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exports.easeCubic = cubicInOut;
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exports.easeCubicIn = cubicIn;
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exports.easeCubicInOut = cubicInOut;
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exports.easeCubicOut = cubicOut;
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exports.easeElastic = elasticOut;
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exports.easeElasticIn = elasticIn;
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exports.easeElasticInOut = elasticInOut;
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exports.easeElasticOut = elasticOut;
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exports.easeExp = expInOut;
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exports.easeExpIn = expIn;
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exports.easeExpInOut = expInOut;
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exports.easeExpOut = expOut;
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exports.easeLinear = linear;
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exports.easePoly = polyInOut;
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exports.easePolyIn = polyIn;
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exports.easePolyInOut = polyInOut;
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exports.easePolyOut = polyOut;
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exports.easeQuad = quadInOut;
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exports.easeQuadIn = quadIn;
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exports.easeQuadInOut = quadInOut;
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exports.easeQuadOut = quadOut;
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exports.easeSin = sinInOut;
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exports.easeSinIn = sinIn;
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exports.easeSinInOut = sinInOut;
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exports.easeSinOut = sinOut;
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Object.defineProperty(exports, '__esModule', { value: true });
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})));
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