3 lines
7.7 KiB
JavaScript
3 lines
7.7 KiB
JavaScript
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// https://d3js.org/d3-interpolate/ v3.0.1 Copyright 2010-2021 Mike Bostock
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!function(t,n){"object"==typeof exports&&"undefined"!=typeof module?n(exports,require("d3-color")):"function"==typeof define&&define.amd?define(["exports","d3-color"],n):n((t="undefined"!=typeof globalThis?globalThis:t||self).d3=t.d3||{},t.d3)}(this,(function(t,n){"use strict";function r(t,n,r,e,a){var o=t*t,u=o*t;return((1-3*t+3*o-u)*n+(4-6*o+3*u)*r+(1+3*t+3*o-3*u)*e+u*a)/6}function e(t){var n=t.length-1;return function(e){var a=e<=0?e=0:e>=1?(e=1,n-1):Math.floor(e*n),o=t[a],u=t[a+1],i=a>0?t[a-1]:2*o-u,c=a<n-1?t[a+2]:2*u-o;return r((e-a/n)*n,i,o,u,c)}}function a(t){var n=t.length;return function(e){var a=Math.floor(((e%=1)<0?++e:e)*n),o=t[(a+n-1)%n],u=t[a%n],i=t[(a+1)%n],c=t[(a+2)%n];return r((e-a/n)*n,o,u,i,c)}}var o=t=>()=>t;function u(t,n){return function(r){return t+r*n}}function i(t,n){var r=n-t;return r?u(t,r>180||r<-180?r-360*Math.round(r/360):r):o(isNaN(t)?n:t)}function c(t){return 1==(t=+t)?l:function(n,r){return r-n?function(t,n,r){return t=Math.pow(t,r),n=Math.pow(n,r)-t,r=1/r,function(e){return Math.pow(t+e*n,r)}}(n,r,t):o(isNaN(n)?r:n)}}function l(t,n){var r=n-t;return r?u(t,r):o(isNaN(t)?n:t)}var f=function t(r){var e=c(r);function a(t,r){var a=e((t=n.rgb(t)).r,(r=n.rgb(r)).r),o=e(t.g,r.g),u=e(t.b,r.b),i=l(t.opacity,r.opacity);return function(n){return t.r=a(n),t.g=o(n),t.b=u(n),t.opacity=i(n),t+""}}return a.gamma=t,a}(1);function s(t){return function(r){var e,a,o=r.length,u=new Array(o),i=new Array(o),c=new Array(o);for(e=0;e<o;++e)a=n.rgb(r[e]),u[e]=a.r||0,i[e]=a.g||0,c[e]=a.b||0;return u=t(u),i=t(i),c=t(c),a.opacity=1,function(t){return a.r=u(t),a.g=i(t),a.b=c(t),a+""}}}var h=s(e),p=s(a);function v(t,n){n||(n=[]);var r,e=t?Math.min(n.length,t.length):0,a=n.slice();return function(o){for(r=0;r<e;++r)a[r]=t[r]*(1-o)+n[r]*o;return a}}function g(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function M(t,n){var r,e=n?n.length:0,a=t?Math.min(e,t.length):0,o=new Array(a),u=new Array(e);for(r=0;r<a;++r)o[r]=X(t[r],n[r]);for(;r<e;++r)u[r]=n[r];return function(t){for(r=0;r<a;++r)u[r]=o[r](t);return u}}function y(t,n){var r=new Date;return t=+t,n=+n,function(e){return r.setTime(t*(1-e)+n*e),r}}function b(t,n){return t=+t,n=+n,function(r){return t*(1-r)+n*r}}function d(t,n){var r,e={},a={};for(r in null!==t&&"object"==typeof t||(t={}),null!==n&&"object"==typeof n||(n={}),n)r in t?e[r]=X(t[r],n[r]):a[r]=n[r];return function(t){for(r in e)a[r]=e[r](t);return a}}var x=/[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g,w=new RegExp(x.source,"g");function m(t,n){var r,e,a,o=x.lastIndex=w.lastIndex=0,u=-1,i=[],c=[];for(t+="",n+="";(r=x.exec(t))&&(e=w.exec(n));)(a=e.index)>o&&(a=n.slice(o,a),i[u]?i[u]+=a:i[++u]=a),(r=r[0])===(e=e[0])?i[u]?i[u]+=e:i[++u]=e:(i[++u]=null,c.push({i:u,x:b(r,e)})),o=w.lastIndex;return o<n.length&&(a=n.slice(o),i[u]?i[u]+=a:i[++u]=a),i.length<2?c[0]?function(t){return function(n){return t(n)+""}}(c[0].x):function(t){return function(){return t}}(n):(n=c.length,function(t){for(var r,e=0;e<n;++e)i[(r=c[e]).i]=r.x(t);return i.join("")})}function X(t,r){var e,a=typeof r;return null==r||"boolean"===a?o(r):("number"===a?b:"string"===a?(e=n.color(r))?(r=e,f):m:r instanceof n.color?f:r instanceof Date?y:g(r)?v:Array.isArray(r)?M:"function"!=typeof r.valueOf&&"function"!=typeof r.toString||isNaN(r)?d:b)(t,r)}var A,N=180/Math.PI,S={translateX:0,translateY:0,rotate:0,skewX:0,scaleX:1,scaleY:1};function Y(t,n,r,e,a,o){var u,i,c;return(u=Math.sqrt(t*t+n*n))&&(t/=u,n/=u),(c=t*r+n*e)&&(r-=t*c,e-=n*c),(i=Math.sqrt(r*r+e*e))&&(r/=i,e/=i,c/=i),t*e<n*r&&(t=-t,n=-n,c=-c,u=-u),{translateX:a,translateY:o,rotate:Math.atan2(n,t)*N,skewX:Math.atan(c)*N,scaleX:u,scaleY:i}}function j(t,n,r,e){function a(t){return t.length?t.pop()+" ":""}return function(o,u){var i=[],c=[];return o=t(o),u=t(u),function(t,e,a,o,u,i){if(t!==a||e!==o){var c=u.push("translate(",null,n,null,r);i.push({i:c-4,x:b(t,a)},{i:c-2,x:b(e,o)})}else(a||o)&&u.push("translate("+a+n+o+r)}(o.translateX,o.translateY,u.translateX,u.translateY,i,c),function(t,n,r,o){t!==n?(t-n>180?n+=360:n-t>180&&(t+=360),o.push({i:r.push(a(r)+"rotate(",null,e)-2,x:b(t,n)
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