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Editing: kute.js

/*!
* KUTE.js Standard v2.1.3 (http://thednp.github.io/kute.js)
* Copyright 2015-2021 © thednp
* Licensed under MIT (https://github.com/thednp/kute.js/blob/master/LICENSE)
*/
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.KUTE = factory());
})(this, (function () { 'use strict';

var CubicBezier = function CubicBezier(p1x, p1y, p2x, p2y, functionName) {
    var this$1$1 = this;

// pre-calculate the polynomial coefficients
    // First and last control points are implied to be (0,0) and (1.0, 1.0)
    this.cx = 3.0 * p1x;
    this.bx = 3.0 * (p2x - p1x) - this.cx;
    this.ax = 1.0 - this.cx - this.bx;

this.cy = 3.0 * p1y;
    this.by = 3.0 * (p2y - p1y) - this.cy;
    this.ay = 1.0 - this.cy - this.by;

var BezierEasing = function (t) { return this$1$1.sampleCurveY(this$1$1.solveCurveX(t)); };

// this function needs a name
    Object.defineProperty(BezierEasing, 'name', { writable: true });
    BezierEasing.name = functionName || ("cubic-bezier(" + ([p1x, p1y, p2x, p2y]) + ")");

return BezierEasing;
  };

CubicBezier.prototype.sampleCurveX = function sampleCurveX (t) {
    return ((this.ax * t + this.bx) * t + this.cx) * t;
  };

CubicBezier.prototype.sampleCurveY = function sampleCurveY (t) {
    return ((this.ay * t + this.by) * t + this.cy) * t;
  };

CubicBezier.prototype.sampleCurveDerivativeX = function sampleCurveDerivativeX (t) {
    return (3.0 * this.ax * t + 2.0 * this.bx) * t + this.cx;
  };

CubicBezier.prototype.solveCurveX = function solveCurveX (x) {
    var t0;
    var t1;
    var t2;
    var x2;
    var d2;
    var i;
    var epsilon = 1e-5; // Precision

// First try a few iterations of Newton's method -- normally very fast.
    for (t2 = x, i = 0; i < 32; i += 1) {
      x2 = this.sampleCurveX(t2) - x;
      if (Math.abs(x2) < epsilon) { return t2; }
      d2 = this.sampleCurveDerivativeX(t2);
      if (Math.abs(d2) < epsilon) { break; }
      t2 -= x2 / d2;
    }

// No solution found - use bi-section
    t0 = 0.0;
    t1 = 1.0;
    t2 = x;

if (t2 < t0) { return t0; }
    if (t2 > t1) { return t1; }

while (t0 < t1) {
      x2 = this.sampleCurveX(t2);
      if (Math.abs(x2 - x) < epsilon) { return t2; }
      if (x > x2) { t0 = t2; }
      else { t1 = t2; }

t2 = (t1 - t0) * 0.5 + t0;
    }

// Give up
    return t2;
  };

var KUTE$1 = {};

var Tweens = [];

var globalObject;

if (typeof global !== 'undefined') { globalObject = global; }
  else if (typeof window !== 'undefined') { globalObject = window.self; }
  else { globalObject = {}; }

var globalObject$1 = globalObject;

// KUTE.js INTERPOLATE FUNCTIONS
  // =============================
  var Interpolate = {};

// schedule property specific function on animation start
  // link property update function to KUTE.js execution context
  var onStart = {};

// Include a performance.now polyfill.
  // source https://github.com/tweenjs/tween.js/blob/master/src/Now.ts
  var now;

// In node.js, use process.hrtime.
  // eslint-disable-next-line
  // @ts-ignore
  if (typeof self === 'undefined' && typeof process !== 'undefined' && process.hrtime) {
    now = function () {
      // eslint-disable-next-line
  		// @ts-ignore
      var time = process.hrtime();

// Convert [seconds, nanoseconds] to milliseconds.
      return time[0] * 1000 + time[1] / 1000000;
    };
  } else if (typeof self !== 'undefined' && self.performance !== undefined && self.performance.now !== undefined) {
    // In a browser, use self.performance.now if it is available.
    // This must be bound, because directly assigning this function
    // leads to an invocation exception in Chrome.
    now = self.performance.now.bind(self.performance);
  } else if (typeof Date !== 'undefined' && Date.now) {
    // Use Date.now if it is available.
    now = Date.now;
  } else {
    // Otherwise, use 'new Date().getTime()'.
    now = function () { return new Date().getTime(); };
  }

var now$1 = now;

var Time = {};
  Time.now = now$1;
  // const that = window.self || window || {};
  // Time.now = that.performance.now.bind(that.performance);

var Tick = 0;

// stop requesting animation frame
  function stop() {
    setTimeout(function () { // re-added for #81
      if (!Tweens.length && Tick) {
        cancelAnimationFrame(Tick);
        Tick = null;
        Object.keys(onStart).forEach(function (obj) {
          if (typeof (onStart[obj]) === 'function') {
            if (KUTE$1[obj]) { delete KUTE$1[obj]; }
          } else {
            Object.keys(onStart[obj]).forEach(function (prop) {
              if (KUTE$1[prop]) { delete KUTE$1[prop]; }
            });
          }
        });

Object.keys(Interpolate).forEach(function (i) {
          if (KUTE$1[i]) { delete KUTE$1[i]; }
        });
      }
    }, 64);
  }

// KUTE.js render update functions
  // ===============================
  var Render = {
    Tick: Tick, Ticker: Ticker, Tweens: Tweens, Time: Time,
  };
  Object.keys(Render).forEach(function (blob) {
    if (!KUTE$1[blob]) {
      KUTE$1[blob] = blob === 'Time' ? Time.now : Render[blob];
    }
  });

globalObject$1._KUTE = KUTE$1;

var supportedProperties = {};

var defaultValues = {};

var defaultOptions = {
    duration: 700,
    delay: 0,
    easing: 'linear',
  };

// used in preparePropertiesObject
  var prepareProperty = {};

// check current property value when .to() method is used
  var prepareStart = {};

// checks for differences between the processed start and end values,
  // can be set to make sure start unit and end unit are same,
  // stack transforms, process SVG paths,
  // any type of post processing the component needs
  var crossCheck = {};

// schedule property specific function on animation complete
  var onComplete = {};

// link properties to interpolate functions
  var linkProperty = {};

var Objects = {
    supportedProperties: supportedProperties,
    defaultValues: defaultValues,
    defaultOptions: defaultOptions,
    prepareProperty: prepareProperty,
    prepareStart: prepareStart,
    crossCheck: crossCheck,
    onStart: onStart,
    onComplete: onComplete,
    linkProperty: linkProperty,
  };

// util - a general object for utils like rgbToHex, processEasing
  var Util = {};

function add (tw) { return Tweens.push(tw); }

function remove (tw) {
    var i = Tweens.indexOf(tw);
    if (i !== -1) { Tweens.splice(i, 1); }
  }

function getAll () { return Tweens; }

function removeAll () { Tweens.length = 0; }

function linkInterpolation() {
    var this$1$1 = this;
   // DON'T change
    Object.keys(linkProperty).forEach(function (component) {
      var componentLink = linkProperty[component];
      var componentProps = supportedProperties[component];

Object.keys(componentLink).forEach(function (fnObj) {
        if (typeof (componentLink[fnObj]) === 'function' // ATTR, colors, scroll, boxModel, borderRadius
            && Object.keys(this$1$1.valuesEnd).some(function (i) { return (componentProps && componentProps.includes(i))
            || (i === 'attr' && Object.keys(this$1$1.valuesEnd[i]).some(function (j) { return componentProps && componentProps.includes(j); })); })) {
          if (!KUTE$1[fnObj]) { KUTE$1[fnObj] = componentLink[fnObj]; }
        } else {
          Object.keys(this$1$1.valuesEnd).forEach(function (prop) {
            var propObject = this$1$1.valuesEnd[prop];
            if (propObject instanceof Object) {
              Object.keys(propObject).forEach(function (i) {
                if (typeof (componentLink[i]) === 'function') { // transformCSS3
                  if (!KUTE$1[i]) { KUTE$1[i] = componentLink[i]; }
                } else {
                  Object.keys(componentLink[fnObj]).forEach(function (j) {
                    if (componentLink[i] && typeof (componentLink[i][j]) === 'function') { // transformMatrix
                      if (!KUTE$1[j]) { KUTE$1[j] = componentLink[i][j]; }
                    }
                  });
                }
              });
            }
          });
        }
      });
    });
  }

var Internals = {
    add: add,
    remove: remove,
    getAll: getAll,
    removeAll: removeAll,
    stop: stop,
    linkInterpolation: linkInterpolation,
  };

// getInlineStyle - get transform style for element from cssText for .to() method
  function getInlineStyle(el) {
    // if the scroll applies to `window` it returns as it has no styling
    if (!el.style) { return false; }
    // the cssText | the resulting transform object
    var css = el.style.cssText.replace(/\s/g, '').split(';');
    var transformObject = {};
    var arrayFn = ['translate3d', 'translate', 'scale3d', 'skew'];

css.forEach(function (cs) {
      if (/transform/i.test(cs)) {
        // all transform properties
        var tps = cs.split(':')[1].split(')');
        tps.forEach(function (tpi) {
          var tpv = tpi.split('(');
          var tp = tpv[0];
          // each transform property
          var tv = tpv[1];
          if (!/matrix/.test(tp)) {
            transformObject[tp] = arrayFn.includes(tp) ? tv.split(',') : tv;
          }
        });
      }
    });

return transformObject;
  }

// getStyleForProperty - get computed style property for element for .to() method
  function getStyleForProperty(elem, propertyName) {
    var styleAttribute = elem.style;
    var computedStyle = getComputedStyle(elem) || elem.currentStyle;
    var styleValue = styleAttribute[propertyName] && !/auto|initial|none|unset/.test(styleAttribute[propertyName])
      ? styleAttribute[propertyName]
      : computedStyle[propertyName];
    var result = defaultValues[propertyName];

if (propertyName !== 'transform' && (propertyName in computedStyle || propertyName in styleAttribute)) {
      result = styleValue;
    }

return result;
  }

// prepareObject - returns all processed valuesStart / valuesEnd
  function prepareObject(obj, fn) {
    var this$1$1 = this;
   // this, props object, type: start/end
    var propertiesObject = fn === 'start' ? this.valuesStart : this.valuesEnd;

Object.keys(prepareProperty).forEach(function (component) {
      var prepareComponent = prepareProperty[component];
      var supportComponent = supportedProperties[component];

Object.keys(prepareComponent).forEach(function (tweenCategory) {
        var transformObject = {};

Object.keys(obj).forEach(function (tweenProp) {
          // scroll, opacity, other components
          if (defaultValues[tweenProp] && prepareComponent[tweenProp]) {
            propertiesObject[tweenProp] = prepareComponent[tweenProp]
              .call(this$1$1, tweenProp, obj[tweenProp]);

// transform
          } else if (!defaultValues[tweenCategory] && tweenCategory === 'transform'
            && supportComponent.includes(tweenProp)) {
            transformObject[tweenProp] = obj[tweenProp];

// allow transformFunctions to work with preprocessed input values
          } else if (!defaultValues[tweenProp] && tweenProp === 'transform') {
            propertiesObject[tweenProp] = obj[tweenProp];

// colors, boxModel, category
          } else if (!defaultValues[tweenCategory]
            && supportComponent && supportComponent.includes(tweenProp)) {
            propertiesObject[tweenProp] = prepareComponent[tweenCategory]
              .call(this$1$1, tweenProp, obj[tweenProp]);
          }
        });

// we filter out older browsers by checking Object.keys
        if (Object.keys(transformObject).length) {
          propertiesObject[tweenCategory] = prepareComponent[tweenCategory]
            .call(this$1$1, tweenCategory, transformObject);
        }
      });
    });
  }

// getStartValues - returns the startValue for to() method
  function getStartValues() {
    var this$1$1 = this;

var startValues = {};
    var currentStyle = getInlineStyle(this.element);

Object.keys(this.valuesStart).forEach(function (tweenProp) {
      Object.keys(prepareStart).forEach(function (component) {
        var componentStart = prepareStart[component];

Object.keys(componentStart).forEach(function (tweenCategory) {
          // clip, opacity, scroll
          if (tweenCategory === tweenProp && componentStart[tweenProp]) {
            startValues[tweenProp] = componentStart[tweenCategory]
              .call(this$1$1, tweenProp, this$1$1.valuesStart[tweenProp]);
          // find in an array of properties
          } else if (supportedProperties[component]
            && supportedProperties[component].includes(tweenProp)) {
            startValues[tweenProp] = componentStart[tweenCategory]
              .call(this$1$1, tweenProp, this$1$1.valuesStart[tweenProp]);
          }
        });
      });
    });

// stack transformCSS props for .to() chains
    // also add to startValues values from previous tweens
    Object.keys(currentStyle).forEach(function (current) {
      if (!(current in this$1$1.valuesStart)) {
        startValues[current] = currentStyle[current] || defaultValues[current];
      }
    });

this.valuesStart = {};
    prepareObject.call(this, startValues, 'start');
  }

var Process = {
    getInlineStyle: getInlineStyle,
    getStyleForProperty: getStyleForProperty,
    getStartValues: getStartValues,
    prepareObject: prepareObject,
  };

var connect = {};

var Easing = {
    linear: new CubicBezier(0, 0, 1, 1, 'linear'),
    easingSinusoidalIn: new CubicBezier(0.47, 0, 0.745, 0.715, 'easingSinusoidalIn'),
    easingSinusoidalOut: new CubicBezier(0.39, 0.575, 0.565, 1, 'easingSinusoidalOut'),
    easingSinusoidalInOut: new CubicBezier(0.445, 0.05, 0.55, 0.95, 'easingSinusoidalInOut'),

easingQuadraticIn: new CubicBezier(0.550, 0.085, 0.680, 0.530, 'easingQuadraticIn'),
    easingQuadraticOut: new CubicBezier(0.250, 0.460, 0.450, 0.940, 'easingQuadraticOut'),
    easingQuadraticInOut: new CubicBezier(0.455, 0.030, 0.515, 0.955, 'easingQuadraticInOut'),

easingCubicIn: new CubicBezier(0.55, 0.055, 0.675, 0.19, 'easingCubicIn'),
    easingCubicOut: new CubicBezier(0.215, 0.61, 0.355, 1, 'easingCubicOut'),
    easingCubicInOut: new CubicBezier(0.645, 0.045, 0.355, 1, 'easingCubicInOut'),

easingQuarticIn: new CubicBezier(0.895, 0.03, 0.685, 0.22, 'easingQuarticIn'),
    easingQuarticOut: new CubicBezier(0.165, 0.84, 0.44, 1, 'easingQuarticOut'),
    easingQuarticInOut: new CubicBezier(0.77, 0, 0.175, 1, 'easingQuarticInOut'),

easingQuinticIn: new CubicBezier(0.755, 0.05, 0.855, 0.06, 'easingQuinticIn'),
    easingQuinticOut: new CubicBezier(0.23, 1, 0.32, 1, 'easingQuinticOut'),
    easingQuinticInOut: new CubicBezier(0.86, 0, 0.07, 1, 'easingQuinticInOut'),

easingExponentialIn: new CubicBezier(0.95, 0.05, 0.795, 0.035, 'easingExponentialIn'),
    easingExponentialOut: new CubicBezier(0.19, 1, 0.22, 1, 'easingExponentialOut'),
    easingExponentialInOut: new CubicBezier(1, 0, 0, 1, 'easingExponentialInOut'),

easingCircularIn: new CubicBezier(0.6, 0.04, 0.98, 0.335, 'easingCircularIn'),
    easingCircularOut: new CubicBezier(0.075, 0.82, 0.165, 1, 'easingCircularOut'),
    easingCircularInOut: new CubicBezier(0.785, 0.135, 0.15, 0.86, 'easingCircularInOut'),

easingBackIn: new CubicBezier(0.6, -0.28, 0.735, 0.045, 'easingBackIn'),
    easingBackOut: new CubicBezier(0.175, 0.885, 0.32, 1.275, 'easingBackOut'),
    easingBackInOut: new CubicBezier(0.68, -0.55, 0.265, 1.55, 'easingBackInOut'),
  };

connect.processEasing = processBezierEasing;

// a public selector utility
  function selector(el, multi) {
    try {
      var requestedElem;
      var itemsArray;
      if (multi) {
        itemsArray = el instanceof Array && el.every(function (x) { return x instanceof Element; });
        requestedElem = el instanceof HTMLCollection || el instanceof NodeList || itemsArray
          ? el : document.querySelectorAll(el);
      } else {
        requestedElem = el instanceof Element || el === window // scroll
          ? el : document.querySelector(el);
      }
      return requestedElem;
    } catch (e) {
      throw TypeError(("KUTE.js - Element(s) not found: " + el + "."));
    }
  }

function queueStart() {
    var this$1$1 = this;

// fire onStart actions
    Object.keys(onStart).forEach(function (obj) {
      if (typeof (onStart[obj]) === 'function') {
        onStart[obj].call(this$1$1, obj); // easing functions
      } else {
        Object.keys(onStart[obj]).forEach(function (prop) {
          onStart[obj][prop].call(this$1$1, prop);
        });
      }
    });

// add interpolations
    linkInterpolation.call(this);
  }

// single Tween object construct
  // TweenBase is meant to be use for pre-processed values
  var TweenBase = function TweenBase(targetElement, startObject, endObject, opsObject) {
    var this$1$1 = this;

// element animation is applied to
    this.element = targetElement;

this.playing = false;

this._startTime = null;
    this._startFired = false;

this.valuesEnd = endObject; // valuesEnd
    this.valuesStart = startObject; // valuesStart

// OPTIONS
    var options = opsObject || {};
    // internal option to process inline/computed style at start instead of init
    // used by to() method and expects object : {} / false
    this._resetStart = options.resetStart || 0;
    // you can only set a core easing function as default
    this._easing = typeof (options.easing) === 'function' ? options.easing : connect.processEasing(options.easing);
    this._duration = options.duration || defaultOptions.duration; // duration option | default
    this._delay = options.delay || defaultOptions.delay; // delay option | default

// set other options
    Object.keys(options).forEach(function (op) {
      var internalOption = "_" + op;
      if (!(internalOption in this$1$1)) { this$1$1[internalOption] = options[op]; }
    });

// callbacks should not be set as undefined
    // this._onStart = options.onStart
    // this._onUpdate = options.onUpdate
    // this._onStop = options.onStop
    // this._onComplete = options.onComplete

// queue the easing
    var easingFnName = this._easing.name;
    if (!onStart[easingFnName]) {
      onStart[easingFnName] = function easingFn(prop) {
        if (!KUTE$1[prop] && prop === this._easing.name) { KUTE$1[prop] = this._easing; }
      };
    }

return this;
  };

// tween prototype
  // queue tween object to main frame update
  // move functions that use the ticker outside the prototype to be in the same scope with it
  TweenBase.prototype.start = function start (time) {
    // now it's a good time to start
    add(this);
    this.playing = true;

this._startTime = typeof time !== 'undefined' ? time : KUTE$1.Time();
    this._startTime += this._delay;

if (!this._startFired) {
      if (this._onStart) {
        this._onStart.call(this);
      }

queueStart.call(this);

this._startFired = true;
    }

if (!Tick) { Ticker(); }
    return this;
  };

TweenBase.prototype.stop = function stop () {
    if (this.playing) {
      remove(this);
      this.playing = false;

if (this._onStop) {
        this._onStop.call(this);
      }
      this.close();
    }
    return this;
  };

TweenBase.prototype.close = function close () {
      var this$1$1 = this;

// scroll|transformMatrix need this
    Object.keys(onComplete).forEach(function (component) {
      Object.keys(onComplete[component]).forEach(function (toClose) {
        onComplete[component][toClose].call(this$1$1, toClose);
      });
    });
    // when all animations are finished, stop ticking after ~3 frames
    this._startFired = false;
    stop.call(this);
  };

TweenBase.prototype.chain = function chain (args) {
    this._chain = [];
    this._chain = args.length ? args : this._chain.concat(args);
    return this;
  };

TweenBase.prototype.stopChainedTweens = function stopChainedTweens () {
    if (this._chain && this._chain.length) { this._chain.forEach(function (tw) { return tw.stop(); }); }
  };

TweenBase.prototype.update = function update (time) {
      var this$1$1 = this;

var T = time !== undefined ? time : KUTE$1.Time();

var elapsed;

if (T < this._startTime && this.playing) { return true; }

elapsed = (T - this._startTime) / this._duration;
    elapsed = (this._duration === 0 || elapsed > 1) ? 1 : elapsed;

// calculate progress
    var progress = this._easing(elapsed);

// render the update
    Object.keys(this.valuesEnd).forEach(function (tweenProp) {
      KUTE$1[tweenProp](this$1$1.element,
        this$1$1.valuesStart[tweenProp],
        this$1$1.valuesEnd[tweenProp],
        progress);
    });

// fire the updateCallback
    if (this._onUpdate) {
      this._onUpdate.call(this);
    }

if (elapsed === 1) {
      // fire the complete callback
      if (this._onComplete) {
        this._onComplete.call(this);
      }

// now we're sure no animation is running
      this.playing = false;

// stop ticking when finished
      this.close();

// start animating chained tweens
      if (this._chain !== undefined && this._chain.length) {
        this._chain.map(function (tw) { return tw.start(); });
      }

return false;
    }

return true;
  };

// Update Tween Interface
  connect.tween = TweenBase;

defaultOptions.repeat = 0;
  defaultOptions.repeatDelay = 0;
  defaultOptions.yoyo = false;
  defaultOptions.resetStart = false;

// no need to set defaults for callbacks
  // defaultOptions.onPause = undefined
  // defaultOptions.onResume = undefined

// the constructor that supports to, allTo methods
  var Tween = /*@__PURE__*/(function (TweenBase) {
    function Tween() {
      var this$1$1 = this;
      var args = [], len = arguments.length;
      while ( len-- ) args[ len ] = arguments[ len ];

TweenBase.apply(this, args); // this calls the constructor of TweenBase

// reset interpolation values
      this.valuesStart = {};
      this.valuesEnd = {};

var startObject = args[1];
      var endObject = args[2];

// set valuesEnd
      prepareObject.call(this, endObject, 'end');

// set valuesStart
      if (this._resetStart) {
        this.valuesStart = startObject;
      } else {
        prepareObject.call(this, startObject, 'start');
      }

// ready for crossCheck
      if (!this._resetStart) {
        Object.keys(crossCheck).forEach(function (component) {
          Object.keys(crossCheck[component]).forEach(function (checkProp) {
            crossCheck[component][checkProp].call(this$1$1, checkProp);
          });
        });
      }

// set paused state
      this.paused = false;
      this._pauseTime = null;

// additional properties and options
      var options = args[3];

this._repeat = options.repeat || defaultOptions.repeat;
      this._repeatDelay = options.repeatDelay || defaultOptions.repeatDelay;
      // we cache the number of repeats to be able to put it back after all cycles finish
      this._repeatOption = this._repeat;

// yoyo needs at least repeat: 1
      this.valuesRepeat = {}; // valuesRepeat
      this._yoyo = options.yoyo || defaultOptions.yoyo;
      this._reversed = false;

// don't load extra callbacks
      // this._onPause = options.onPause || defaultOptions.onPause
      // this._onResume = options.onResume || defaultOptions.onResume

// chained Tweens
      // this._chain = options.chain || defaultOptions.chain;
      return this;
    }

if ( TweenBase ) Tween.__proto__ = TweenBase;
    Tween.prototype = Object.create( TweenBase && TweenBase.prototype );
    Tween.prototype.constructor = Tween;

// additions to start method
    Tween.prototype.start = function start (time) {
      var this$1$1 = this;

// on start we reprocess the valuesStart for TO() method
      if (this._resetStart) {
        this.valuesStart = this._resetStart;
        getStartValues.call(this);

// this is where we do the valuesStart and valuesEnd check for fromTo() method
        Object.keys(crossCheck).forEach(function (component) {
          Object.keys(crossCheck[component]).forEach(function (checkProp) {
            crossCheck[component][checkProp].call(this$1$1, checkProp);
          });
        });
      }
      // still not paused
      this.paused = false;

// set yoyo values
      if (this._yoyo) {
        Object.keys(this.valuesEnd).forEach(function (endProp) {
          this$1$1.valuesRepeat[endProp] = this$1$1.valuesStart[endProp];
        });
      }

TweenBase.prototype.start.call(this, time);

return this;
    };

// updates to super methods
    Tween.prototype.stop = function stop () {
      TweenBase.prototype.stop.call(this);
      if (!this.paused && this.playing) {
        this.paused = false;
        this.stopChainedTweens();
      }
      return this;
    };

Tween.prototype.close = function close () {
      TweenBase.prototype.close.call(this);

if (this._repeatOption > 0) {
        this._repeat = this._repeatOption;
      }
      if (this._yoyo && this._reversed === true) {
        this.reverse();
        this._reversed = false;
      }

return this;
    };

// additions to prototype
    Tween.prototype.resume = function resume () {
      if (this.paused && this.playing) {
        this.paused = false;
        if (this._onResume !== undefined) {
          this._onResume.call(this);
        }
        // re-queue execution context
        queueStart.call(this);
        // update time and let it roll
        this._startTime += KUTE$1.Time() - this._pauseTime;
        add(this);
        // restart ticker if stopped
        if (!Tick) { Ticker(); }
      }
      return this;
    };

Tween.prototype.pause = function pause () {
      if (!this.paused && this.playing) {
        remove(this);
        this.paused = true;
        this._pauseTime = KUTE$1.Time();
        if (this._onPause !== undefined) {
          this._onPause.call(this);
        }
      }
      return this;
    };

Tween.prototype.reverse = function reverse () {
      var this$1$1 = this;

// if (this._yoyo) {
      Object.keys(this.valuesEnd).forEach(function (reverseProp) {
        var tmp = this$1$1.valuesRepeat[reverseProp];
        this$1$1.valuesRepeat[reverseProp] = this$1$1.valuesEnd[reverseProp];
        this$1$1.valuesEnd[reverseProp] = tmp;
        this$1$1.valuesStart[reverseProp] = this$1$1.valuesRepeat[reverseProp];
      });
      // }
    };

Tween.prototype.update = function update (time) {
      var this$1$1 = this;

var T = time !== undefined ? time : KUTE$1.Time();

var elapsed;

if (T < this._startTime && this.playing) { return true; }

elapsed = (T - this._startTime) / this._duration;
      elapsed = (this._duration === 0 || elapsed > 1) ? 1 : elapsed;

// calculate progress
      var progress = this._easing(elapsed);

// render the update
      Object.keys(this.valuesEnd).forEach(function (tweenProp) {
        KUTE$1[tweenProp](this$1$1.element,
          this$1$1.valuesStart[tweenProp],
          this$1$1.valuesEnd[tweenProp],
          progress);
      });

// fire the updateCallback
      if (this._onUpdate) {
        this._onUpdate.call(this);
      }

if (elapsed === 1) {
        if (this._repeat > 0) {
          if (Number.isFinite(this._repeat)) { this._repeat -= 1; }

// set the right time for delay
          this._startTime = T;
          if (Number.isFinite(this._repeat) && this._yoyo && !this._reversed) {
            this._startTime += this._repeatDelay;
          }

if (this._yoyo) { // handle yoyo
            this._reversed = !this._reversed;
            this.reverse();
          }

return true;
        }

// fire the complete callback
        if (this._onComplete) {
          this._onComplete.call(this);
        }

// now we're sure no animation is running
        this.playing = false;

// stop ticking when finished
        this.close();

// start animating chained tweens
        if (this._chain !== undefined && this._chain.length) {
          this._chain.forEach(function (tw) { return tw.start(); });
        }

return false;
      }
      return true;
    };

return Tween;
  }(TweenBase));

// Update Tween Interface Update
  connect.tween = Tween;

// KUTE.js Tween Collection
  // ========================

var TweenCollection = function TweenCollection(els, vS, vE, Options) {
    var this$1$1 = this;

this.tweens = [];

// set default offset
    if (!('offset' in defaultOptions)) { defaultOptions.offset = 0; }

var Ops = Options || {};
    Ops.delay = Ops.delay || defaultOptions.delay;

// set all options
    var options = [];

Array.from(els).forEach(function (el, i) {
      var TweenConstructor = connect.tween;
      options[i] = Ops || {};
      options[i].delay = i > 0 ? Ops.delay + (Ops.offset || defaultOptions.offset) : Ops.delay;
      if (el instanceof Element) {
        this$1$1.tweens.push(new TweenConstructor(el, vS, vE, options[i]));
      } else {
        throw Error(("KUTE.js - " + el + " not instanceof [Element]"));
      }
    });

this.length = this.tweens.length;
    return this;
  };

TweenCollection.prototype.start = function start (time) {
    var T = time === undefined ? KUTE$1.Time() : time;
    this.tweens.map(function (tween) { return tween.start(T); });
    return this;
  };

TweenCollection.prototype.stop = function stop () {
    this.tweens.map(function (tween) { return tween.stop(); });
    return this;
  };

TweenCollection.prototype.pause = function pause (time) {
    var T = time === undefined ? KUTE$1.Time() : time;
    this.tweens.map(function (tween) { return tween.pause(T); });
    return this;
  };

TweenCollection.prototype.resume = function resume (time) {
    var T = time === undefined ? KUTE$1.Time() : time;
    this.tweens.map(function (tween) { return tween.resume(T); });
    return this;
  };

TweenCollection.prototype.chain = function chain (args) {
    var lastTween = this.tweens[this.length - 1];
    if (args instanceof TweenCollection) {
      lastTween.chain(args.tweens);
    } else if (args instanceof connect.tween) {
      lastTween.chain(args);
    } else {
      throw new TypeError('KUTE.js - invalid chain value');
    }
    return this;
  };

TweenCollection.prototype.playing = function playing () {
    return this.tweens.some(function (tw) { return tw.playing; });
  };

TweenCollection.prototype.removeTweens = function removeTweens () {
    this.tweens = [];
  };

TweenCollection.prototype.getMaxDuration = function getMaxDuration () {
    var durations = [];
    this.tweens.forEach(function (tw) {
      durations.push(tw._duration + tw._delay + tw._repeat * tw._repeatDelay);
    });
    return Math.max(durations);
  };

function to(element, endObject, optionsObj) {
    var options = optionsObj || {};
    var TweenConstructor = connect.tween;
    options.resetStart = endObject;
    return new TweenConstructor(selector(element), endObject, endObject, options);
  }

function fromTo(element, startObject, endObject, optionsObj) {
    var options = optionsObj || {};
    var TweenConstructor = connect.tween;
    return new TweenConstructor(selector(element), startObject, endObject, options);
  }

// multiple elements tween objects
  function allTo(elements, endObject, optionsObj) {
    var options = optionsObj || {};
    optionsObj.resetStart = endObject;
    return new TweenCollection(selector(elements, true), endObject, endObject, options);
  }

function allFromTo(elements, startObject, endObject, optionsObj) {
    var options = optionsObj || {};
    return new TweenCollection(selector(elements, true), startObject, endObject, options);
  }

// Animation class
  // * builds KUTE components
  // * populate KUTE objects
  // * AnimatonBase creates a KUTE.js build for pre-made Tween objects
  // * AnimatonDevelopment can help you debug your new components
  var Animation = function Animation(Component) {
    try {
      if (Component.component in supportedProperties) {
        throw Error(("KUTE.js - " + (Component.component) + " already registered"));
      } else if (Component.property in defaultValues) {
        throw Error(("KUTE.js - " + (Component.property) + " already registered"));
      } else {
        this.setComponent(Component);
      }
    } catch (e) {
      throw Error(e);
    }
  };

Animation.prototype.setComponent = function setComponent (Component) {
    var propertyInfo = this;
    var ComponentName = Component.component;
    // const Objects = { defaultValues, defaultOptions, Interpolate, linkProperty, Util }
    var Functions = {
      prepareProperty: prepareProperty, prepareStart: prepareStart, onStart: onStart, onComplete: onComplete, crossCheck: crossCheck,
    };
    var Category = Component.category;
    var Property = Component.property;
    var Length = (Component.properties && Component.properties.length)
      || (Component.subProperties && Component.subProperties.length);

// single property
    // {property,defaultvalue,defaultOptions,Interpolate,functions}

// category colors, boxModel, borderRadius
    // {category,properties,defaultvalues,defaultOptions,Interpolate,functions}

// property with multiple sub properties. Eg transform, filter
    // {property,subProperties,defaultvalues,defaultOptions,Interpolate,functions}

// property with multiple sub properties. Eg htmlAttributes
    // {category,subProperties,defaultvalues,defaultOptions,Interpolate,functions}

// set supported category/property
    supportedProperties[ComponentName] = Component.properties
      || Component.subProperties || Component.property;

// set defaultValues
    if ('defaultValue' in Component) { // value 0 will invalidate
      defaultValues[Property] = Component.defaultValue;

// minimal info
      propertyInfo.supports = Property + " property";
    } else if (Component.defaultValues) {
      Object.keys(Component.defaultValues).forEach(function (dv) {
        defaultValues[dv] = Component.defaultValues[dv];
      });

// minimal info
      propertyInfo.supports = (Length || Property) + " " + (Property || Category) + " properties";
    }

// set additional options
    if (Component.defaultOptions) {
      Object.keys(Component.defaultOptions).forEach(function (op) {
        defaultOptions[op] = Component.defaultOptions[op];
      });
    }

// set functions
    if (Component.functions) {
      Object.keys(Functions).forEach(function (fn) {
        if (fn in Component.functions) {
          if (typeof (Component.functions[fn]) === 'function') {
            // if (!Functions[fn][ Category||Property ]) {
            // Functions[fn][ Category||Property ] = Component.functions[fn];
            // }
            if (!Functions[fn][ComponentName]) { Functions[fn][ComponentName] = {}; }
            if (!Functions[fn][ComponentName][Category || Property]) {
              Functions[fn][ComponentName][Category || Property] = Component.functions[fn];
            }
          } else {
            Object.keys(Component.functions[fn]).forEach(function (ofn) {
              // !Functions[fn][ofn] && (Functions[fn][ofn] = Component.functions[fn][ofn])
              if (!Functions[fn][ComponentName]) { Functions[fn][ComponentName] = {}; }
              if (!Functions[fn][ComponentName][ofn]) {
                Functions[fn][ComponentName][ofn] = Component.functions[fn][ofn];
              }
            });
          }
        }
      });
    }

// set component interpolate
    if (Component.Interpolate) {
      Object.keys(Component.Interpolate).forEach(function (fni) {
        var compIntObj = Component.Interpolate[fni];
        if (typeof (compIntObj) === 'function' && !Interpolate[fni]) {
          Interpolate[fni] = compIntObj;
        } else {
          Object.keys(compIntObj).forEach(function (sfn) {
            if (typeof (compIntObj[sfn]) === 'function' && !Interpolate[fni]) {
              Interpolate[fni] = compIntObj[sfn];
            }
          });
        }
      });

linkProperty[ComponentName] = Component.Interpolate;
    }

// set component util
    if (Component.Util) {
      Object.keys(Component.Util).forEach(function (fnu) {
        if (!Util[fnu]) { Util[fnu] = Component.Util[fnu]; }
      });
    }

return propertyInfo;
  };

// trueDimension - returns { v = value, u = unit }
  function trueDimension(dimValue, isAngle) {
    var intValue = parseInt(dimValue, 10) || 0;
    var mUnits = ['px', '%', 'deg', 'rad', 'em', 'rem', 'vh', 'vw'];
    var theUnit;

for (var mIndex = 0; mIndex < mUnits.length; mIndex += 1) {
      if (typeof dimValue === 'string' && dimValue.includes(mUnits[mIndex])) {
        theUnit = mUnits[mIndex]; break;
      }
    }
    if (theUnit === undefined) {
      theUnit = isAngle ? 'deg' : 'px';
    }

return { v: intValue, u: theUnit };
  }

function numbers(a, b, v) { // number1, number2, progress
    var A = +a;
    var B = b - a;
    // a = +a; b -= a;
    return A + B * v;
  }

// Component Functions
  function boxModelOnStart(tweenProp) {
    if (tweenProp in this.valuesEnd && !KUTE$1[tweenProp]) {
      KUTE$1[tweenProp] = function (elem, a, b, v) {
        elem.style[tweenProp] = (v > 0.99 || v < 0.01
          ? ((numbers(a, b, v) * 10) >> 0) / 10
          : (numbers(a, b, v)) >> 0) + "px";
      };
    }
  }

// Component Base Props
  var baseBoxProps = ['top', 'left', 'width', 'height'];
  var baseBoxOnStart = {};
  baseBoxProps.forEach(function (x) { baseBoxOnStart[x] = boxModelOnStart; });

// Component Functions
  function getBoxModel(tweenProp) {
    return getStyleForProperty(this.element, tweenProp) || defaultValues[tweenProp];
  }
  function prepareBoxModel(tweenProp, value) {
    var boxValue = trueDimension(value);
    var offsetProp = tweenProp === 'height' ? 'offsetHeight' : 'offsetWidth';
    return boxValue.u === '%' ? (boxValue.v * this.element[offsetProp]) / 100 : boxValue.v;
  }

// Component Base Props
  var essentialBoxProps = ['top', 'left', 'width', 'height'];
  var essentialBoxPropsValues = {
    top: 0, left: 0, width: 0, height: 0,
  };

var essentialBoxOnStart = {};
  essentialBoxProps.forEach(function (x) { essentialBoxOnStart[x] = boxModelOnStart; });

// All Component Functions
  var essentialBoxModelFunctions = {
    prepareStart: getBoxModel,
    prepareProperty: prepareBoxModel,
    onStart: essentialBoxOnStart,
  };

// Component Essential
  var essentialBoxModel = {
    component: 'essentialBoxModel',
    category: 'boxModel',
    properties: essentialBoxProps,
    defaultValues: essentialBoxPropsValues,
    Interpolate: { numbers: numbers },
    functions: essentialBoxModelFunctions,
    Util: { trueDimension: trueDimension },
  };

// hexToRGB - returns RGB color object {r,g,b}
  function hexToRGB (hex) {
    var hexShorthand = /^#?([a-f\d])([a-f\d])([a-f\d])$/i; // Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
    var HEX = hex.replace(hexShorthand, function (m, r, g, b) { return r + r + g + g + b + b; });
    var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(HEX);

return result ? {
      r: parseInt(result[1], 16),
      g: parseInt(result[2], 16),
      b: parseInt(result[3], 16),
    } : null;
  }

// trueColor - replace transparent and transform any color to rgba()/rgb()
  function trueColor(colorString) {
    var result;
    if (/rgb|rgba/.test(colorString)) { // first check if it's a rgb string
      var vrgb = colorString.replace(/\s|\)/, '').split('(')[1].split(',');
      var colorAlpha = vrgb[3] ? vrgb[3] : null;
      if (!colorAlpha) {
        result = { r: parseInt(vrgb[0], 10), g: parseInt(vrgb[1], 10), b: parseInt(vrgb[2], 10) };
      }
      result = {
        r: parseInt(vrgb[0], 10),
        g: parseInt(vrgb[1], 10),
        b: parseInt(vrgb[2], 10),
        a: parseFloat(colorAlpha),
      };
    } if (/^#/.test(colorString)) {
      var fromHex = hexToRGB(colorString);
      result = { r: fromHex.r, g: fromHex.g, b: fromHex.b };
    } if (/transparent|none|initial|inherit/.test(colorString)) {
      result = {
        r: 0, g: 0, b: 0, a: 0,
      };
    }
    if (!/^#|^rgb/.test(colorString)) { // maybe we can check for web safe colors
      var siteHead = document.getElementsByTagName('head')[0];
      siteHead.style.color = colorString;
      var webColor = getComputedStyle(siteHead, null).color;
      webColor = /rgb/.test(webColor) ? webColor.replace(/[^\d,]/g, '').split(',') : [0, 0, 0];
      siteHead.style.color = '';
      result = {
        r: parseInt(webColor[0], 10),
        g: parseInt(webColor[1], 10),
        b: parseInt(webColor[2], 10),
      };
    }
    return result;
  }

function colors(a, b, v) {
    var _c = {};
    var ep = ')';
    var cm = ',';
    var rgb = 'rgb(';
    var rgba = 'rgba(';

Object.keys(b).forEach(function (c) {
      // _c[c] = c !== 'a' ? (numbers(a[c], b[c], v) >> 0 || 0) : (a[c] && b[c])
      // ? (numbers(a[c], b[c], v) * 100 >> 0) / 100 : null;
      if (c !== 'a') {
        _c[c] = numbers(a[c], b[c], v) >> 0 || 0;
      } else if (a[c] && b[c]) {
        _c[c] = (numbers(a[c], b[c], v) * 100 >> 0) / 100;
      }
    });

return !_c.a
      ? rgb + _c.r + cm + _c.g + cm + _c.b + ep
      : rgba + _c.r + cm + _c.g + cm + _c.b + cm + _c.a + ep;
  }

// Component Interpolation
  // rgba1, rgba2, progress

// Component Properties
  // supported formats
  // 'hex', 'rgb', 'rgba' '#fff' 'rgb(0,0,0)' / 'rgba(0,0,0,0)' 'red' (IE9+)
  var supportedColors$1 = ['color', 'backgroundColor', 'borderColor',
    'borderTopColor', 'borderRightColor', 'borderBottomColor', 'borderLeftColor', 'outlineColor'];

// Component Functions
  function onStartColors(tweenProp) {
    if (this.valuesEnd[tweenProp] && !KUTE$1[tweenProp]) {
      KUTE$1[tweenProp] = function (elem, a, b, v) {
        elem.style[tweenProp] = colors(a, b, v);
      };
    }
  }

var colorsOnStart$1 = {};
  supportedColors$1.forEach(function (x) { colorsOnStart$1[x] = onStartColors; });

// Component Interpolation
  // Component Properties
  // supported formats
  // 'hex', 'rgb', 'rgba' '#fff' 'rgb(0,0,0)' / 'rgba(0,0,0,0)' 'red' (IE9+)
  var supportedColors = ['color', 'backgroundColor', 'borderColor', 'borderTopColor', 'borderRightColor', 'borderBottomColor', 'borderLeftColor', 'outlineColor'];

var defaultColors = {};
  supportedColors.forEach(function (tweenProp) {
    defaultColors[tweenProp] = '#000';
  });

// Component Functions
  var colorsOnStart = {};
  supportedColors.forEach(function (x) {
    colorsOnStart[x] = onStartColors;
  });

function getColor(prop/* , value */) {
    return getStyleForProperty(this.element, prop) || defaultValues[prop];
  }
  function prepareColor(prop, value) {
    return trueColor(value);
  }

// All Component Functions
  var colorFunctions = {
    prepareStart: getColor,
    prepareProperty: prepareColor,
    onStart: colorsOnStart,
  };

// Component Full
  var colorProperties = {
    component: 'colorProperties',
    category: 'colors',
    properties: supportedColors,
    defaultValues: defaultColors,
    Interpolate: { numbers: numbers, colors: colors },
    functions: colorFunctions,
    Util: { trueColor: trueColor },
  };

// Component Special
  var attributes = {};

// Component Name
  var ComponentName = 'htmlAttributes';

// Component Properties
  var svgColors = ['fill', 'stroke', 'stop-color'];

// Component Util
  function replaceUppercase(a) { return a.replace(/[A-Z]/g, '-$&').toLowerCase(); }

// Component Functions
  function getAttr(tweenProp, value) {
    var this$1$1 = this;

var attrStartValues = {};
    Object.keys(value).forEach(function (attr) {
      // get the value for 'fill-opacity' not fillOpacity, also 'width' not the internal 'width_px'
      var attribute = replaceUppercase(attr).replace(/_+[a-z]+/, '');
      var currentValue = this$1$1.element.getAttribute(attribute);
      attrStartValues[attribute] = svgColors.includes(attribute)
        ? (currentValue || 'rgba(0,0,0,0)')
        : (currentValue || (/opacity/i.test(attr) ? 1 : 0));
    });

return attrStartValues;
  }

function prepareAttr(tweenProp, attrObj) {
    var this$1$1 = this;
   // attr (string),attrObj (object)
    var attributesObject = {};

Object.keys(attrObj).forEach(function (p) {
      var prop = replaceUppercase(p);
      var regex = /(%|[a-z]+)$/;
      var currentValue = this$1$1.element.getAttribute(prop.replace(/_+[a-z]+/, ''));

if (!svgColors.includes(prop)) {
        // attributes set with unit suffixes
        if (currentValue !== null && regex.test(currentValue)) {
          var unit = trueDimension(currentValue).u || trueDimension(attrObj[p]).u;
          var suffix = /%/.test(unit) ? '_percent' : ("_" + unit);

// most "unknown" attributes cannot register into onStart, so we manually add them
          onStart[ComponentName][prop + suffix] = function (tp) {
            if (this$1$1.valuesEnd[tweenProp] && this$1$1.valuesEnd[tweenProp][tp] && !(tp in attributes)) {
              attributes[tp] = function (elem, oneAttr, a, b, v) {
                var _p = oneAttr.replace(suffix, '');
                elem.setAttribute(_p, ((numbers(a.v, b.v, v) * 1000 >> 0) / 1000) + b.u);
              };
            }
          };
          attributesObject[prop + suffix] = trueDimension(attrObj[p]);
        } else if (!regex.test(attrObj[p]) || currentValue === null
          || (currentValue !== null && !regex.test(currentValue))) {
          // most "unknown" attributes cannot register into onStart, so we manually add them
          onStart[ComponentName][prop] = function (tp) {
            if (this$1$1.valuesEnd[tweenProp] && this$1$1.valuesEnd[tweenProp][tp] && !(tp in attributes)) {
              attributes[tp] = function (elem, oneAttr, a, b, v) {
                elem.setAttribute(oneAttr, (numbers(a, b, v) * 1000 >> 0) / 1000);
              };
            }
          };
          attributesObject[prop] = parseFloat(attrObj[p]);
        }
      } else { // colors
        // most "unknown" attributes cannot register into onStart, so we manually add them
        onStart[ComponentName][prop] = function (tp) {
          if (this$1$1.valuesEnd[tweenProp] && this$1$1.valuesEnd[tweenProp][tp] && !(tp in attributes)) {
            attributes[tp] = function (elem, oneAttr, a, b, v) {
              elem.setAttribute(oneAttr, colors(a, b, v));
            };
          }
        };
        attributesObject[prop] = trueColor(attrObj[p]) || defaultValues.htmlAttributes[p];
      }
    });

return attributesObject;
  }

// All Component Functions
  var attrFunctions = {
    prepareStart: getAttr,
    prepareProperty: prepareAttr,
    onStart: onStartAttr,
  };

// Component Full
  var htmlAttributes = {
    component: ComponentName,
    property: 'attr',
    // the Animation class will need some values to validate this Object attribute
    subProperties: ['fill', 'stroke', 'stop-color', 'fill-opacity', 'stroke-opacity'],
    defaultValue: {
      fill: 'rgb(0,0,0)',
      stroke: 'rgb(0,0,0)',
      'stop-color': 'rgb(0,0,0)',
      opacity: 1,
      'stroke-opacity': 1,
      'fill-opacity': 1, // same here
    },
    Interpolate: { numbers: numbers, colors: colors },
    functions: attrFunctions,
    // export to global for faster execution
    Util: { replaceUppercase: replaceUppercase, trueColor: trueColor, trueDimension: trueDimension },
  };

/* opacityProperty = {
    property: 'opacity',
    defaultValue: 1,
    interpolators: {numbers},
    functions = { prepareStart, prepareProperty, onStart }
  } */

// Component Functions
  function onStartOpacity(tweenProp/* , value */) {
    // opacity could be 0 sometimes, we need to check regardless
    if (tweenProp in this.valuesEnd && !KUTE$1[tweenProp]) {
      KUTE$1[tweenProp] = function (elem, a, b, v) {
        elem.style[tweenProp] = ((numbers(a, b, v) * 1000) >> 0) / 1000;
      };
    }
  }

/* opacityProperty = {
    property: 'opacity',
    defaultValue: 1,
    interpolators: {numbers},
    functions = { prepareStart, prepareProperty, onStart }
  } */

// Component Functions
  function getOpacity(tweenProp/* , value */) {
    return getStyleForProperty(this.element, tweenProp);
  }

function prepareOpacity(tweenProp, value) {
    return parseFloat(value); // opacity always FLOAT
  }

// All Component Functions
  var opacityFunctions = {
    prepareStart: getOpacity,
    prepareProperty: prepareOpacity,
    onStart: onStartOpacity,
  };

// Full Component
  var opacityProperty = {
    component: 'opacityProperty',
    property: 'opacity',
    defaultValue: 1,
    Interpolate: { numbers: numbers },
    functions: opacityFunctions,
  };

// Component Values
  var lowerCaseAlpha = String('abcdefghijklmnopqrstuvwxyz').split(''); // lowercase
  var upperCaseAlpha = String('abcdefghijklmnopqrstuvwxyz').toUpperCase().split(''); // uppercase
  var nonAlpha = String("~!@#$%^&*()_+{}[];'<>,./?=-").split(''); // symbols
  var numeric = String('0123456789').split(''); // numeric
  var alphaNumeric = lowerCaseAlpha.concat(upperCaseAlpha, numeric); // alpha numeric
  var allTypes = alphaNumeric.concat(nonAlpha); // all caracters

var charSet = {
    alpha: lowerCaseAlpha, // lowercase
    upper: upperCaseAlpha, // uppercase
    symbols: nonAlpha, // symbols
    numeric: numeric,
    alphanumeric: alphaNumeric,
    all: allTypes,
  };

// Component Functions
  var onStartWrite = {
    text: function text(tweenProp) {
      if (!KUTE$1[tweenProp] && this.valuesEnd[tweenProp]) {
        var chars = this._textChars;
        var charsets = charSet[defaultOptions.textChars];

if (chars in charSet) {
          charsets = charSet[chars];
        } else if (chars && chars.length) {
          charsets = chars;
        }

KUTE$1[tweenProp] = function (elem, a, b, v) {
          var initialText = '';
          var endText = '';
          var finalText = b === '' ? ' ' : b;
          var firstLetterA = a.substring(0);
          var firstLetterB = b.substring(0);
          var pointer = charsets[(Math.random() * charsets.length) >> 0];

if (a === ' ') {
            endText = firstLetterB
              .substring(Math.min(v * firstLetterB.length, firstLetterB.length) >> 0, 0);
            elem.innerHTML = v < 1 ? ((endText + pointer)) : finalText;
          } else if (b === ' ') {
            initialText = firstLetterA
              .substring(0, Math.min((1 - v) * firstLetterA.length, firstLetterA.length) >> 0);
            elem.innerHTML = v < 1 ? ((initialText + pointer)) : finalText;
          } else {
            initialText = firstLetterA
              .substring(firstLetterA.length,
                Math.min(v * firstLetterA.length, firstLetterA.length) >> 0);
            endText = firstLetterB
              .substring(0, Math.min(v * firstLetterB.length, firstLetterB.length) >> 0);
            elem.innerHTML = v < 1 ? ((endText + pointer + initialText)) : finalText;
          }
        };
      }
    },
    number: function number(tweenProp) {
      if (tweenProp in this.valuesEnd && !KUTE$1[tweenProp]) { // numbers can be 0
        KUTE$1[tweenProp] = function (elem, a, b, v) {
          elem.innerHTML = numbers(a, b, v) >> 0;
        };
      }
    },
  };

// Component Util
  // utility for multi-child targets
  // wrapContentsSpan returns an [Element] with the SPAN.tagName and a desired class
  function wrapContentsSpan(el, classNAME) {
    var assign;

var textWriteWrapper;
    var newElem;
    if (typeof (el) === 'string') {
      newElem = document.createElement('SPAN');
      newElem.innerHTML = el;
      newElem.className = classNAME;
      return newElem;
    }
    if (!el.children.length || (el.children.length && el.children[0].className !== classNAME)) {
      var elementInnerHTML = el.innerHTML;
      textWriteWrapper = document.createElement('SPAN');
      textWriteWrapper.className = classNAME;
      textWriteWrapper.innerHTML = elementInnerHTML;
      el.appendChild(textWriteWrapper);
      el.innerHTML = textWriteWrapper.outerHTML;
    } else if (el.children.length && el.children[0].className === classNAME) {
      (assign = el.children, textWriteWrapper = assign[0]);
    }
    return textWriteWrapper;
  }

function getTextPartsArray(el, classNAME) {
    var elementsArray = [];
    var len = el.children.length;
    if (len) {
      var textParts = [];
      var remainingMarkup = el.innerHTML;
      var wrapperParts;

for (var i = 0, currentChild = (void 0), childOuter = (void 0), unTaggedContent = (void 0); i < len; i += 1) {
        currentChild = el.children[i];
        childOuter = currentChild.outerHTML;
        wrapperParts = remainingMarkup.split(childOuter);

if (wrapperParts[0] !== '') {
          unTaggedContent = wrapContentsSpan(wrapperParts[0], classNAME);
          textParts.push(unTaggedContent);
          remainingMarkup = remainingMarkup.replace(wrapperParts[0], '');
        } else if (wrapperParts[1] !== '') {
          unTaggedContent = wrapContentsSpan(wrapperParts[1].split('<')[0], classNAME);
          textParts.push(unTaggedContent);
          remainingMarkup = remainingMarkup.replace(wrapperParts[0].split('<')[0], '');
        }

if (!currentChild.classList.contains(classNAME)) { currentChild.classList.add(classNAME); }
        textParts.push(currentChild);
        remainingMarkup = remainingMarkup.replace(childOuter, '');
      }

if (remainingMarkup !== '') {
        var unTaggedRemaining = wrapContentsSpan(remainingMarkup, classNAME);
        textParts.push(unTaggedRemaining);
      }

elementsArray = elementsArray.concat(textParts);
    } else {
      elementsArray = elementsArray.concat([wrapContentsSpan(el, classNAME)]);
    }
    return elementsArray;
  }

function setSegments(target, newText) {
    var oldTargetSegs = getTextPartsArray(target, 'text-part');
    var newTargetSegs = getTextPartsArray(wrapContentsSpan(newText), 'text-part');

target.innerHTML = '';
    target.innerHTML += oldTargetSegs.map(function (s) { s.className += ' oldText'; return s.outerHTML; }).join('');
    target.innerHTML += newTargetSegs.map(function (s) { s.className += ' newText'; return s.outerHTML.replace(s.innerHTML, ''); }).join('');

return [oldTargetSegs, newTargetSegs];
  }

function createTextTweens(target, newText, ops) {
    if (target.playing) { return false; }

var options = ops || {};
    options.duration = 1000;

if (ops.duration === 'auto') {
      options.duration = 'auto';
    } else if (Number.isFinite(ops.duration * 1)) {
      options.duration = ops.duration * 1;
    }

var TweenContructor = connect.tween;
    var segs = setSegments(target, newText);
    var oldTargetSegs = segs[0];
    var newTargetSegs = segs[1];
    var oldTargets = [].slice.call(target.getElementsByClassName('oldText')).reverse();
    var newTargets = [].slice.call(target.getElementsByClassName('newText'));

var textTween = [];
    var totalDelay = 0;

textTween = textTween.concat(oldTargets.map(function (el, i) {
      options.duration = options.duration === 'auto'
        ? oldTargetSegs[i].innerHTML.length * 75
        : options.duration;
      options.delay = totalDelay;
      options.onComplete = null;

totalDelay += options.duration;
      return new TweenContructor(el, { text: el.innerHTML }, { text: '' }, options);
    }));
    textTween = textTween.concat(newTargets.map(function (el, i) {
      function onComplete() {
        target.innerHTML = newText;
        target.playing = false;
      }

options.duration = options.duration === 'auto' ? newTargetSegs[i].innerHTML.length * 75 : options.duration;
      options.delay = totalDelay;
      options.onComplete = i === newTargetSegs.length - 1 ? onComplete : null;
      totalDelay += options.duration;

return new TweenContructor(el, { text: '' }, { text: newTargetSegs[i].innerHTML }, options);
    }));

textTween.start = function startTweens() {
      if (!target.playing) {
        textTween.forEach(function (tw) { return tw.start(); });
        target.playing = true;
      }
    };

return textTween;
  }

// Component Functions
  function getWrite(/* tweenProp, value */) {
    return this.element.innerHTML;
  }

function prepareText(tweenProp, value) {
    if (tweenProp === 'number') {
      return parseFloat(value);
    }
    // empty strings crash the update function
    return value === '' ? ' ' : value;
  }

// All Component Functions
  var textWriteFunctions = {
    prepareStart: getWrite,
    prepareProperty: prepareText,
    onStart: onStartWrite,
  };

// Full Component
  var textWrite = {
    component: 'textWriteProperties',
    category: 'textWrite',
    properties: ['text', 'number'],
    defaultValues: { text: ' ', number: '0' },
    defaultOptions: { textChars: 'alpha' },
    Interpolate: { numbers: numbers },
    functions: textWriteFunctions,
    // export to global for faster execution
    Util: { charSet: charSet, createTextTweens: createTextTweens },
  };

function perspective(a, b, u, v) {
    return ("perspective(" + (((a + (b - a) * v) * 1000 >> 0) / 1000) + u + ")");
  }

function translate3d(a, b, u, v) {
    var translateArray = [];
    for (var ax = 0; ax < 3; ax += 1) {
      translateArray[ax] = (a[ax] || b[ax]
        ? ((a[ax] + (b[ax] - a[ax]) * v) * 1000 >> 0) / 1000 : 0) + u;
    }
    return ("translate3d(" + (translateArray.join(',')) + ")");
  }

function rotate3d(a, b, u, v) {
    var rotateStr = '';
    rotateStr += a[0] || b[0] ? ("rotateX(" + (((a[0] + (b[0] - a[0]) * v) * 1000 >> 0) / 1000) + u + ")") : '';
    rotateStr += a[1] || b[1] ? ("rotateY(" + (((a[1] + (b[1] - a[1]) * v) * 1000 >> 0) / 1000) + u + ")") : '';
    rotateStr += a[2] || b[2] ? ("rotateZ(" + (((a[2] + (b[2] - a[2]) * v) * 1000 >> 0) / 1000) + u + ")") : '';
    return rotateStr;
  }

function translate(a, b, u, v) {
    var translateArray = [];
    translateArray[0] = (a[0] === b[0] ? b[0] : ((a[0] + (b[0] - a[0]) * v) * 1000 >> 0) / 1000) + u;
    translateArray[1] = a[1] || b[1] ? ((a[1] === b[1] ? b[1] : ((a[1] + (b[1] - a[1]) * v) * 1000 >> 0) / 1000) + u) : '0';
    return ("translate(" + (translateArray.join(',')) + ")");
  }

function rotate(a, b, u, v) {
    return ("rotate(" + (((a + (b - a) * v) * 1000 >> 0) / 1000) + u + ")");
  }

function scale(a, b, v) {
    return ("scale(" + (((a + (b - a) * v) * 1000 >> 0) / 1000) + ")");
  }

function skew(a, b, u, v) {
    var skewArray = [];
    skewArray[0] = (a[0] === b[0] ? b[0] : ((a[0] + (b[0] - a[0]) * v) * 1000 >> 0) / 1000) + u;
    skewArray[1] = a[1] || b[1] ? ((a[1] === b[1] ? b[1] : ((a[1] + (b[1] - a[1]) * v) * 1000 >> 0) / 1000) + u) : '0';
    return ("skew(" + (skewArray.join(',')) + ")");
  }

/* transformFunctions = {
    property: 'transform',
    subProperties,
    defaultValues,
    Interpolate: {translate,rotate,skew,scale},
    functions } */

// same to svg transform, attr

// Component Functions
  function onStartTransform(tweenProp) {
    if (!KUTE$1[tweenProp] && this.valuesEnd[tweenProp]) {
      KUTE$1[tweenProp] = function (elem, a, b, v) {
        elem.style[tweenProp] = (a.perspective || b.perspective ? perspective(a.perspective, b.perspective, 'px', v) : '') // one side might be 0
          + (a.translate3d ? translate3d(a.translate3d, b.translate3d, 'px', v) : '') // array [x,y,z]
          + (a.rotate3d ? rotate3d(a.rotate3d, b.rotate3d, 'deg', v) : '') // array [x,y,z]
          + (a.skew ? skew(a.skew, b.skew, 'deg', v) : '') // array [x,y]
          + (a.scale || b.scale ? scale(a.scale, b.scale, v) : ''); // one side might be 0
      };
    }
  }

/* transformFunctions = {
    property: 'transform',
    subProperties,
    defaultValues,
    Interpolate: {translate,rotate,skew,scale},
    functions } */

// same to svg transform, attr
  // the component developed for modern browsers supporting non-prefixed transform

// Component Functions
  function getTransform(tweenProperty/* , value */) {
    var currentStyle = getInlineStyle(this.element);
    return currentStyle[tweenProperty] ? currentStyle[tweenProperty] : defaultValues[tweenProperty];
  }

function prepareTransform(prop, obj) {
    var prepAxis = ['X', 'Y', 'Z']; // coordinates
    var transformObject = {};
    var translateArray = []; var rotateArray = []; var skewArray = [];
    var arrayFunctions = ['translate3d', 'translate', 'rotate3d', 'skew'];

Object.keys(obj).forEach(function (x) {
      var pv = typeof obj[x] === 'object' && obj[x].length
        ? obj[x].map(function (v) { return parseInt(v, 10); })
        : parseInt(obj[x], 10);

if (arrayFunctions.includes(x)) {
        var propId = x === 'translate' || x === 'rotate' ? (x + "3d") : x;

if (x === 'skew') {
          transformObject[propId] = pv.length
            ? [pv[0] || 0, pv[1] || 0]
            : [pv || 0, 0];
        } else if (x === 'translate') {
          transformObject[propId] = pv.length
            ? [pv[0] || 0, pv[1] || 0, pv[2] || 0]
            : [pv || 0, 0, 0];
        } else { // translate3d | rotate3d
          transformObject[propId] = [pv[0] || 0, pv[1] || 0, pv[2] || 0];
        }
      } else if (/[XYZ]/.test(x)) {
        var fn = x.replace(/[XYZ]/, '');
        var fnId = fn === 'skew' ? fn : (fn + "3d");
        var fnLen = fn === 'skew' ? 2 : 3;
        var fnArray = [];

if (fn === 'translate') {
          fnArray = translateArray;
        } else if (fn === 'rotate') {
          fnArray = rotateArray;
        } else if (fn === 'skew') {
          fnArray = skewArray;
        }

for (var fnIndex = 0; fnIndex < fnLen; fnIndex += 1) {
          var fnAxis = prepAxis[fnIndex];
          fnArray[fnIndex] = (("" + fn + fnAxis) in obj) ? parseInt(obj[("" + fn + fnAxis)], 10) : 0;
        }
        transformObject[fnId] = fnArray;
      } else if (x === 'rotate') { //  rotate
        transformObject.rotate3d = [0, 0, pv];
      } else { // scale | perspective
        transformObject[x] = x === 'scale' ? parseFloat(obj[x]) : pv;
      }
    });

return transformObject;
  }

function crossCheckTransform(tweenProp) {
    if (this.valuesEnd[tweenProp]) {
      if (this.valuesEnd[tweenProp]) {
        if (this.valuesEnd[tweenProp].perspective && !this.valuesStart[tweenProp].perspective) {
          this.valuesStart[tweenProp].perspective = this.valuesEnd[tweenProp].perspective;
        }
      }
    }
  }

// All Component Functions
  var transformFunctions = {
    prepareStart: getTransform,
    prepareProperty: prepareTransform,
    onStart: onStartTransform,
    crossCheck: crossCheckTransform,
  };

var supportedTransformProperties = [
    'perspective',
    'translate3d', 'translateX', 'translateY', 'translateZ', 'translate',
    'rotate3d', 'rotateX', 'rotateY', 'rotateZ', 'rotate',
    'skewX', 'skewY', 'skew',
    'scale' ];

var defaultTransformValues = {
    perspective: 400,
    translate3d: [0, 0, 0],
    translateX: 0,
    translateY: 0,
    translateZ: 0,
    translate: [0, 0],
    rotate3d: [0, 0, 0],
    rotateX: 0,
    rotateY: 0,
    rotateZ: 0,
    rotate: 0,
    skewX: 0,
    skewY: 0,
    skew: [0, 0],
    scale: 1,
  };

// Full Component
  var transformFunctionsComponent = {
    component: 'transformFunctions',
    property: 'transform',
    subProperties: supportedTransformProperties,
    defaultValues: defaultTransformValues,
    functions: transformFunctions,
    Interpolate: {
      perspective: perspective,
      translate3d: translate3d,
      rotate3d: rotate3d,
      translate: translate,
      rotate: rotate,
      scale: scale,
      skew: skew,
    },
  };

/* svgDraw = {
    property: 'draw',
    defaultValue,
    Interpolate: {numbers} },
    functions = { prepareStart, prepareProperty, onStart }
  } */

// Component Functions
  function onStartDraw(tweenProp) {
    if (tweenProp in this.valuesEnd && !KUTE$1[tweenProp]) {
      KUTE$1[tweenProp] = function (elem, a, b, v) {
        var pathLength = (a.l * 100 >> 0) / 100;
        var start = (numbers(a.s, b.s, v) * 100 >> 0) / 100;
        var end = (numbers(a.e, b.e, v) * 100 >> 0) / 100;
        var offset = 0 - start;
        var dashOne = end + offset;

elem.style.strokeDashoffset = offset + "px";
        elem.style.strokeDasharray = (((dashOne < 1 ? 0 : dashOne) * 100 >> 0) / 100) + "px, " + pathLength + "px";
      };
    }
  }

/* svgDraw = {
    property: 'draw',
    defaultValue,
    Interpolate: {numbers} },
    functions = { prepareStart, prepareProperty, onStart }
  } */

// Component Util
  function percent(v, l) {
    return (parseFloat(v) / 100) * l;
  }

// http://stackoverflow.com/a/30376660
  // returns the length of a Rect
  function getRectLength(el) {
    var w = el.getAttribute('width');
    var h = el.getAttribute('height');
    return (w * 2) + (h * 2);
  }

// getPolygonLength / getPolylineLength
  // returns the length of the Polygon / Polyline
  function getPolyLength(el) {
    var points = el.getAttribute('points').split(' ');

var dist = function (c1, c2) {
        if (c1 !== undefined && c2 !== undefined) {
          return Math.sqrt(Math.pow( (c2[0] - c1[0]), 2 ) + Math.pow( (c2[1] - c1[1]), 2 ));
        }
        return 0;
      };

if (points.length > 2) {
        for (var i = 0; i < points.length - 1; i += 1) {
          len += dist(coord(points[i]), coord(points[i + 1]));
        }
      }
      len += el.tagName === 'polygon'
        ? dist(coord(points[0]), coord(points[points.length - 1])) : 0;
    }
    return len;
  }

// return the length of the line
  function getLineLength(el) {
    var x1 = el.getAttribute('x1');
    var x2 = el.getAttribute('x2');
    var y1 = el.getAttribute('y1');
    var y2 = el.getAttribute('y2');
    return Math.sqrt(Math.pow( (x2 - x1), 2 ) + Math.pow( (y2 - y1), 2 ));
  }

// return the length of the circle
  function getCircleLength(el) {
    var r = el.getAttribute('r');
    return 2 * Math.PI * r;
  }

// returns the length of an ellipse
  function getEllipseLength(el) {
    var rx = el.getAttribute('rx');
    var ry = el.getAttribute('ry');
    var len = 2 * rx;
    var wid = 2 * ry;
    return ((Math.sqrt(0.5 * ((len * len) + (wid * wid)))) * (Math.PI * 2)) / 2;
  }

// returns the result of any of the below functions
  function getTotalLength(el) {
    if (el.tagName === 'rect') {
      return getRectLength(el);
    } if (el.tagName === 'circle') {
      return getCircleLength(el);
    } if (el.tagName === 'ellipse') {
      return getEllipseLength(el);
    } if (['polygon', 'polyline'].includes(el.tagName)) {
      return getPolyLength(el);
    } if (el.tagName === 'line') {
      return getLineLength(el);
    }
    // ESLint
    return 0;
  }

function getDraw(element, value) {
    var length = /path|glyph/.test(element.tagName)
      ? element.getTotalLength()
      : getTotalLength(element);
    var start;
    var end;
    var dasharray;
    var offset;

if (value instanceof Object) {
      return value;
    } if (typeof value === 'string') {
      var v = value.split(/,|\s/);
      start = /%/.test(v[0]) ? percent(v[0].trim(), length) : parseFloat(v[0]);
      end = /%/.test(v[1]) ? percent(v[1].trim(), length) : parseFloat(v[1]);
    } else if (typeof value === 'undefined') {
      offset = parseFloat(getStyleForProperty(element, 'stroke-dashoffset'));
      dasharray = getStyleForProperty(element, 'stroke-dasharray').split(',');

start = 0 - offset;
      end = parseFloat(dasharray[0]) + start || length;
    }
    return { s: start, e: end, l: length };
  }

function resetDraw(elem) {
    elem.style.strokeDashoffset = '';
    elem.style.strokeDasharray = '';
  }

// Component Functions
  function getDrawValue(/* prop, value */) {
    return getDraw(this.element);
  }
  function prepareDraw(a, o) {
    return getDraw(this.element, o);
  }

// All Component Functions
  var svgDrawFunctions = {
    prepareStart: getDrawValue,
    prepareProperty: prepareDraw,
    onStart: onStartDraw,
  };

// Component Full
  var svgDraw = {
    component: 'svgDraw',
    property: 'draw',
    defaultValue: '0% 0%',
    Interpolate: { numbers: numbers },
    functions: svgDrawFunctions,
    // Export to global for faster execution
    Util: {
      getRectLength: getRectLength,
      getPolyLength: getPolyLength,
      getLineLength: getLineLength,
      getCircleLength: getCircleLength,
      getEllipseLength: getEllipseLength,
      getTotalLength: getTotalLength,
      resetDraw: resetDraw,
      getDraw: getDraw,
      percent: percent,
    },
  };

var SVGPCO = {
    origin: null,
    decimals: 4,
    round: 1,
  };

function clonePath(pathArray) {
    return pathArray.map(function (x) {
      if (Array.isArray(x)) {
        return clonePath(x);
      }
      return !Number.isNaN(+x) ? +x : x;
    });
  }

function roundPath(pathArray, round) {
    var decimalsOption = !Number.isNaN(+round) ? +round : SVGPCO.decimals;
    var result;

if (decimalsOption) {
      result = pathArray.map(function (seg) { return seg.map(function (c) {
        var nr = +c;
        var dc = Math.pow( 10, decimalsOption );
        if (nr) {
          return nr % 1 === 0 ? nr : Math.round(nr * dc) / dc;
        }
        return c;
      }); });
    } else {
      result = clonePath(pathArray);
    }
    return result;
  }

var paramsCount = {
    a: 7, c: 6, h: 1, l: 2, m: 2, r: 4, q: 4, s: 4, t: 2, v: 1, z: 0,
  };

function isPathArray(pathArray) {
    return Array.isArray(pathArray) && pathArray.every(function (seg) {
      var pathCommand = seg[0].toLowerCase();
      return paramsCount[pathCommand] === seg.length - 1 && /[achlmrqstvz]/g.test(pathCommand);
    });
  }

function isCurveArray(pathArray) {
    return isPathArray(pathArray) && pathArray.slice(1).every(function (seg) { return seg[0] === 'C'; });
  }

function finalizeSegment(state) {
    var pathCommand = state.pathValue[state.segmentStart];
    var pathComLK = pathCommand.toLowerCase();
    var params = state.data;

// Process duplicated commands (without comand name)
    if (pathComLK === 'm' && params.length > 2) {
      state.segments.push([pathCommand, params[0], params[1]]);
      params = params.slice(2);
      pathComLK = 'l';
      pathCommand = (pathCommand === 'm') ? 'l' : 'L';
    }

if (pathComLK === 'r') {
      state.segments.push([pathCommand].concat(params));
    } else {
      while (params.length >= paramsCount[pathComLK]) {
        state.segments.push([pathCommand].concat(params.splice(0, paramsCount[pathComLK])));
        if (!paramsCount[pathComLK]) {
          break;
        }
      }
    }
  }

var invalidPathValue = 'Invalid path value';

function scanFlag(state) {
    var ch = state.pathValue.charCodeAt(state.index);

if (ch === 0x30/* 0 */) {
      state.param = 0;
      state.index += 1;
      return;
    }

if (ch === 0x31/* 1 */) {
      state.param = 1;
      state.index += 1;
      return;
    }

// state.err = 'SvgPath: arc flag can be 0 or 1 only (at pos ' + state.index + ')';
    state.err = invalidPathValue + ": invalid Arc flag " + ch;
  }

function isDigit(code) {
    return (code >= 48 && code <= 57); // 0..9
  }

function scanParam(state) {
    var start = state.index;
    var max = state.max;
    var index = start;
    var zeroFirst = false;
    var hasCeiling = false;
    var hasDecimal = false;
    var hasDot = false;
    var ch;

if (index >= max) {
      // state.err = 'SvgPath: missed param (at pos ' + index + ')';
      state.err = invalidPathValue + ": missing param " + (state.pathValue[index]);
      return;
    }
    ch = state.pathValue.charCodeAt(index);

if (ch === 0x2B/* + */ || ch === 0x2D/* - */) {
      index += 1;
      ch = (index < max) ? state.pathValue.charCodeAt(index) : 0;
    }

// This logic is shamelessly borrowed from Esprima
    // https://github.com/ariya/esprimas
    if (!isDigit(ch) && ch !== 0x2E/* . */) {
      // state.err = 'SvgPath: param should start with 0..9 or `.` (at pos ' + index + ')';
      state.err = invalidPathValue + " at index " + index + ": " + (state.pathValue[index]) + " is not a number";
      return;
    }

if (ch !== 0x2E/* . */) {
      zeroFirst = (ch === 0x30/* 0 */);
      index += 1;

ch = (index < max) ? state.pathValue.charCodeAt(index) : 0;

if (zeroFirst && index < max) {
        // decimal number starts with '0' such as '09' is illegal.
        if (ch && isDigit(ch)) {
          // state.err = 'SvgPath: numbers started with `0` such as `09`
          // are illegal (at pos ' + start + ')';
          state.err = invalidPathValue + ": " + (state.pathValue[start]) + " illegal number";
          return;
        }
      }

while (index < max && isDigit(state.pathValue.charCodeAt(index))) {
        index += 1;
        hasCeiling = true;
      }
      ch = (index < max) ? state.pathValue.charCodeAt(index) : 0;
    }

if (ch === 0x2E/* . */) {
      hasDot = true;
      index += 1;
      while (isDigit(state.pathValue.charCodeAt(index))) {
        index += 1;
        hasDecimal = true;
      }
      ch = (index < max) ? state.pathValue.charCodeAt(index) : 0;
    }

if (ch === 0x65/* e */ || ch === 0x45/* E */) {
      if (hasDot && !hasCeiling && !hasDecimal) {
        // state.err = 'SvgPath: invalid float exponent (at pos ' + index + ')';
        state.err = invalidPathValue + ": " + (state.pathValue[index]) + " invalid float exponent";
        return;
      }

index += 1;

ch = (index < max) ? state.pathValue.charCodeAt(index) : 0;
      if (ch === 0x2B/* + */ || ch === 0x2D/* - */) {
        index += 1;
      }
      if (index < max && isDigit(state.pathValue.charCodeAt(index))) {
        while (index < max && isDigit(state.pathValue.charCodeAt(index))) {
          index += 1;
        }
      } else {
        // state.err = 'SvgPath: invalid float exponent (at pos ' + index + ')';
        state.err = invalidPathValue + ": " + (state.pathValue[index]) + " invalid float exponent";
        return;
      }
    }

state.index = index;
    state.param = +state.pathValue.slice(start, index);
  }

function isSpace(ch) {
    var specialSpaces = [
      0x1680, 0x180E, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006,
      0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF];
    return (ch === 0x0A) || (ch === 0x0D) || (ch === 0x2028) || (ch === 0x2029) // Line terminators
      // White spaces
      || (ch === 0x20) || (ch === 0x09) || (ch === 0x0B) || (ch === 0x0C) || (ch === 0xA0)
      || (ch >= 0x1680 && specialSpaces.indexOf(ch) >= 0);
  }

function skipSpaces(state) {
    while (state.index < state.max && isSpace(state.pathValue.charCodeAt(state.index))) {
      state.index += 1;
    }
  }

function isPathCommand(code) {
    // eslint-disable no-bitwise
    switch (code | 0x20) {
      case 0x6D/* m */:
      case 0x7A/* z */:
      case 0x6C/* l */:
      case 0x68/* h */:
      case 0x76/* v */:
      case 0x63/* c */:
      case 0x73/* s */:
      case 0x71/* q */:
      case 0x74/* t */:
      case 0x61/* a */:
      case 0x72/* r */:
        return true;
      default:
        return false;
    }
  }

function isDigitStart(code) {
    return (code >= 48 && code <= 57) /* 0..9 */
      || code === 0x2B /* + */
      || code === 0x2D /* - */
      || code === 0x2E; /* . */
  }

function isArcCommand(code) {
    // eslint disable no-bitwise
    return (code | 0x20) === 0x61;
  }

function scanSegment(state) {
    var max = state.max;
    var cmdCode = state.pathValue.charCodeAt(state.index);
    var reqParams = paramsCount[state.pathValue[state.index].toLowerCase()];
    // let hasComma;

state.segmentStart = state.index;

if (!isPathCommand(cmdCode)) {
      // state.err = 'SvgPath: bad command '
      // + state.pathValue[state.index]
      // + ' (at pos ' + state.index + ')';
      state.err = invalidPathValue + ": " + (state.pathValue[state.index]) + " not a path command";
      return;
    }

state.index += 1;
    skipSpaces(state);

state.data = [];

if (!reqParams) {
      // Z
      finalizeSegment(state);
      return;
    }

// hasComma = false;

for (;;) {
      for (var i = reqParams; i > 0; i -= 1) {
        if (isArcCommand(cmdCode) && (i === 3 || i === 4)) { scanFlag(state); }
        else { scanParam(state); }

if (state.err.length) {
          return;
        }
        state.data.push(state.param);

skipSpaces(state);
        // hasComma = false;

if (state.index < max && state.pathValue.charCodeAt(state.index) === 0x2C/* , */) {
          state.index += 1;
          skipSpaces(state);
          // hasComma = true;
        }
      }

// after ',' param is mandatory
      // if (hasComma) {
      //   continue;
      // }

if (state.index >= state.max) {
        break;
      }

// Stop on next segment
      if (!isDigitStart(state.pathValue.charCodeAt(state.index))) {
        break;
      }
    }

finalizeSegment(state);
  }

function SVGPathArray(pathString) {
    this.segments = [];
    this.pathValue = pathString;
    this.max = pathString.length;
    this.index = 0;
    this.param = 0.0;
    this.segmentStart = 0;
    this.data = [];
    this.err = '';
    // return this;
  }

// Returns array of segments:
  function parsePathString(pathString, round) {
    if (isPathArray(pathString)) {
      return clonePath(pathString);
    }

var state = new SVGPathArray(pathString);

skipSpaces(state);

while (state.index < state.max && !state.err.length) {
      scanSegment(state);
    }

if (state.err.length) {
      state.segments = [];
    } else if (state.segments.length) {
      if ('mM'.indexOf(state.segments[0][0]) < 0) {
        // state.err = 'Path string should start with `M` or `m`';
        state.err = invalidPathValue + ": missing M/m";
        state.segments = [];
      } else {
        state.segments[0][0] = 'M';
      }
    }

return roundPath(state.segments, round);
  }

function isAbsoluteArray(pathInput) {
    return isPathArray(pathInput) && pathInput.every(function (x) { return x[0] === x[0].toUpperCase(); });
  }

function pathToAbsolute(pathInput, round) {
    if (isAbsoluteArray(pathInput)) {
      return clonePath(pathInput);
    }

var pathArray = parsePathString(pathInput, round);
    var ii = pathArray.length;
    var resultArray = [];
    var x = 0;
    var y = 0;
    var mx = 0;
    var my = 0;
    var start = 0;

if (pathArray[0][0] === 'M') {
      x = +pathArray[0][1];
      y = +pathArray[0][2];
      mx = x;
      my = y;
      start += 1;
      resultArray.push(['M', x, y]);
    }

for (var i = start; i < ii; i += 1) {
      var segment = pathArray[i];
      var pathCommand = segment[0];
      var absCommand = pathCommand.toUpperCase();
      var absoluteSegment = [];
      var newSeg = [];
      resultArray.push(absoluteSegment);

if (pathCommand !== absCommand) {
        absoluteSegment[0] = absCommand;

switch (absCommand) {
          case 'A':
            newSeg = segment.slice(1, -2).concat([+segment[6] + x, +segment[7] + y]);
            for (var j = 0; j < newSeg.length; j += 1) {
              absoluteSegment.push(newSeg[j]);
            }
            break;
          case 'V':
            absoluteSegment[1] = +segment[1] + y;
            break;
          case 'H':
            absoluteSegment[1] = +segment[1] + x;
            break;
          default:
            if (absCommand === 'M') {
              mx = +segment[1] + x;
              my = +segment[2] + y;
            }
            // for is here to stay for eslint
            for (var j$1 = 1; j$1 < segment.length; j$1 += 1) {
              absoluteSegment.push(+segment[j$1] + (j$1 % 2 ? x : y));
            }
        }
      } else {
        for (var j$2 = 0; j$2 < segment.length; j$2 += 1) {
          absoluteSegment.push(segment[j$2]);
        }
      }

var segLength = absoluteSegment.length;
      switch (absCommand) {
        case 'Z':
          x = mx;
          y = my;
          break;
        case 'H':
          x = +absoluteSegment[1];
          break;
        case 'V':
          y = +absoluteSegment[1];
          break;
        default:
          x = +absoluteSegment[segLength - 2];
          y = +absoluteSegment[segLength - 1];

if (absCommand === 'M') {
            mx = x;
            my = y;
          }
      }
    }

return roundPath(resultArray, round);
  }

// returns {qx,qy} for shorthand quadratic bezier segments
  function shorthandToQuad(x1, y1, qx, qy, prevCommand) {
    return 'QT'.indexOf(prevCommand) > -1
      ? { qx: x1 * 2 - qx, qy: y1 * 2 - qy }
      : { qx: x1, qy: y1 };
  }

// returns {x1,x2} for shorthand cubic bezier segments
  function shorthandToCubic(x1, y1, x2, y2, prevCommand) {
    return 'CS'.indexOf(prevCommand) > -1
      ? { x1: x1 * 2 - x2, y1: y1 * 2 - y2 }
      : { x1: x1, y1: y1 };
  }

function normalizeSegment(segment, params, prevCommand) {
    var pathCommand = segment[0];
    var xy = segment.slice(1);
    var result = segment;

if ('TQ'.indexOf(segment[0]) < 0) {
      // optional but good to be cautious
      params.qx = null;
      params.qy = null;
    }

if (pathCommand === 'H') {
      result = ['L', segment[1], params.y1];
    } else if (pathCommand === 'V') {
      result = ['L', params.x1, segment[1]];
    } else if (pathCommand === 'S') {
      var ref = shorthandToCubic(params.x1, params.y1, params.x2, params.y2, prevCommand);
      var x1 = ref.x1;
      var y1 = ref.y1;
      params.x1 = x1;
      params.y1 = y1;
      result = ['C', x1, y1].concat(xy);
    } else if (pathCommand === 'T') {
      var ref$1 = shorthandToQuad(params.x1, params.y1, params.qx, params.qy, prevCommand);
      var qx = ref$1.qx;
      var qy = ref$1.qy;
      params.qx = qx;
      params.qy = qy;
      result = ['Q', qx, qy].concat(xy);
    } else if (pathCommand === 'Q') {
      var nqx = xy[0];
      var nqy = xy[1];
      params.qx = nqx;
      params.qy = nqy;
    }
    return result;
  }

function isNormalizedArray(pathArray) {
    return Array.isArray(pathArray) && pathArray.every(function (seg) {
      var pathCommand = seg[0].toLowerCase();
      return paramsCount[pathCommand] === seg.length - 1 && /[ACLMQZ]/.test(seg[0]); // achlmrqstvz
    });
  }

function normalizePath(pathInput, round) { // pathArray|pathString
    if (isNormalizedArray(pathInput)) {
      return clonePath(pathInput);
    }

var pathArray = pathToAbsolute(pathInput, round);
    var params = {
      x1: 0, y1: 0, x2: 0, y2: 0, x: 0, y: 0, qx: null, qy: null,
    };
    var allPathCommands = [];
    var ii = pathArray.length;
    var prevCommand = '';
    var segment;
    var seglen;

for (var i = 0; i < ii; i += 1) {
      // save current path command
      var ref = pathArray[i];
      var pathCommand = ref[0];

// Save current path command
      allPathCommands[i] = pathCommand;
      // Get previous path command
      if (i) { prevCommand = allPathCommands[i - 1]; }
      // Previous path command is inputted to processSegment
      pathArray[i] = normalizeSegment(pathArray[i], params, prevCommand);

segment = pathArray[i];
      seglen = segment.length;

params.x1 = +segment[seglen - 2];
      params.y1 = +segment[seglen - 1];
      params.x2 = +(segment[seglen - 4]) || params.x1;
      params.y2 = +(segment[seglen - 3]) || params.y1;
    }
    return roundPath(pathArray, round);
  }

function rotateVector(x, y, rad) {
    var X = x * Math.cos(rad) - y * Math.sin(rad);
    var Y = x * Math.sin(rad) + y * Math.cos(rad);
    return { x: X, y: Y };
  }

// for more information of where this math came from visit:
  // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
  // LAF = largeArcFlag, SF = sweepFlag

function arcToCubic(x1, y1, rx, ry, angle, LAF, SF, x2, y2, recursive) {
    var d120 = (Math.PI * 120) / 180;
    var rad = (Math.PI / 180) * (angle || 0);
    var res = [];
    var X1 = x1;
    var X2 = x2;
    var Y1 = y1;
    var Y2 = y2;
    var RX = rx;
    var RY = ry;
    var xy;
    var f1;
    var f2;
    var cx;
    var cy;

if (!recursive) {
      xy = rotateVector(X1, Y1, -rad);
      X1 = xy.x;
      Y1 = xy.y;
      xy = rotateVector(X2, Y2, -rad);
      X2 = xy.x;
      Y2 = xy.y;

var x = (X1 - X2) / 2;
      var y = (Y1 - Y2) / 2;
      var h = (x * x) / (RX * RY) + (Math.pow( y, 2 )) / (Math.pow( RY, 2 ));
      if (h > 1) {
        h = Math.sqrt(h);
        RX *= h;
        RY *= h;
      }
      var rx2 = Math.pow( RX, 2 );
      var ry2 = Math.pow( RY, 2 );
      var k = (LAF === SF ? -1 : 1)
            * Math.sqrt(Math.abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x)
            / (rx2 * y * y + ry2 * x * x)));

cx = ((k * RX * y) / RY) + ((X1 + X2) / 2);
      cy = ((k * -RY * x) / RX) + ((Y1 + Y2) / 2);

// f1 = Math.asin(((Y1 - cy) / RY).toFixed(9)); // keep toFIxed(9)!
      // f2 = Math.asin(((Y2 - cy) / RY).toFixed(9));
      f1 = Math.asin((((Y1 - cy) / RY) * Math.pow( 10, 9 ) >> 0) / (Math.pow( 10, 9 )));
      f2 = Math.asin((((Y2 - cy) / RY) * Math.pow( 10, 9 ) >> 0) / (Math.pow( 10, 9 )));

f1 = X1 < cx ? Math.PI - f1 : f1;
      f2 = X2 < cx ? Math.PI - f2 : f2;

if (f1 < 0) { f1 = Math.PI * 2 + f1; }
      if (f2 < 0) { f2 = Math.PI * 2 + f2; }

if (SF && f1 > f2) {
        f1 -= Math.PI * 2;
      }
      if (!SF && f2 > f1) {
        f2 -= Math.PI * 2;
      }
    } else {
      var r1 = recursive[0];
      var r2 = recursive[1];
      var r3 = recursive[2];
      var r4 = recursive[3];
      f1 = r1;
      f2 = r2;
      cx = r3;
      cy = r4;
    }

var df = f2 - f1;

if (Math.abs(df) > d120) {
      var f2old = f2; var x2old = X2; var
        y2old = Y2;

f2 = f1 + d120 * (SF && f2 > f1 ? 1 : -1);
      X2 = cx + RX * Math.cos(f2);
      Y2 = cy + RY * Math.sin(f2);
      res = arcToCubic(X2, Y2, RX, RY, angle, 0, SF, x2old, y2old, [f2, f2old, cx, cy]);
    }

df = f2 - f1;
    var c1 = Math.cos(f1);
    var s1 = Math.sin(f1);
    var c2 = Math.cos(f2);
    var s2 = Math.sin(f2);
    var t = Math.tan(df / 4);
    var hx = (4 / 3) * RX * t;
    var hy = (4 / 3) * RY * t;
    var m1 = [X1, Y1];
    var m2 = [X1 + hx * s1, Y1 - hy * c1];
    var m3 = [X2 + hx * s2, Y2 - hy * c2];
    var m4 = [X2, Y2];
    m2[0] = 2 * m1[0] - m2[0];
    m2[1] = 2 * m1[1] - m2[1];

if (recursive) {
      return [m2, m3, m4].concat(res);
    }
    res = [m2, m3, m4].concat(res).join().split(',');
    return res.map(function (rz, i) {
      if (i % 2) {
        return rotateVector(res[i - 1], rz, rad).y;
      }
      return rotateVector(rz, res[i + 1], rad).x;
    });
  }

function quadToCubic(x1, y1, qx, qy, x2, y2) {
    var r13 = 1 / 3;
    var r23 = 2 / 3;
    return [
      r13 * x1 + r23 * qx, // cpx1
      r13 * y1 + r23 * qy, // cpy1
      r13 * x2 + r23 * qx, // cpx2
      r13 * y2 + r23 * qy, // cpy2
      x2, y2 ];
  }

// t = [0-1]
  function getPointAtSegLength(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
    var t1 = 1 - t;
    return {
      x: (Math.pow( t1, 3 )) * p1x
        + t1 * t1 * 3 * t * c1x
        + t1 * 3 * t * t * c2x
        + (Math.pow( t, 3 )) * p2x,
      y: (Math.pow( t1, 3 )) * p1y
        + t1 * t1 * 3 * t * c1y
        + t1 * 3 * t * t * c2y
        + (Math.pow( t, 3 )) * p2y,
    };
  }

function midPoint(a, b, t) {
    var ax = a[0];
    var ay = a[1];
    var bx = b[0];
    var by = b[1];
    return [ax + (bx - ax) * t, ay + (by - ay) * t];
  }

function lineToCubic(x1, y1, x2, y2) {
    var t = 0.5;
    var p0 = [x1, y1];
    var p1 = [x2, y2];
    var p2 = midPoint(p0, p1, t);
    var p3 = midPoint(p1, p2, t);
    var p4 = midPoint(p2, p3, t);
    var p5 = midPoint(p3, p4, t);
    var p6 = midPoint(p4, p5, t);
    var cp1 = getPointAtSegLength.apply(0, p0.concat(p2, p4, p6, t));
    var cp2 = getPointAtSegLength.apply(0, p6.concat(p5, p3, p1, 0));

return [cp1.x, cp1.y, cp2.x, cp2.y, x2, y2];
  }

function segmentToCubic(segment, params) {
    if ('TQ'.indexOf(segment[0]) < 0) {
      params.qx = null;
      params.qy = null;
    }

var ref = segment.slice(1);
    var s1 = ref[0];
    var s2 = ref[1];

switch (segment[0]) {
      case 'M':
        params.x = s1;
        params.y = s2;
        return segment;
      case 'A':
        return ['C'].concat(arcToCubic.apply(0, [params.x1, params.y1].concat(segment.slice(1))));
      case 'Q':
        params.qx = s1;
        params.qy = s2;
        return ['C'].concat(quadToCubic.apply(0, [params.x1, params.y1].concat(segment.slice(1))));
      case 'L':
        return ['C'].concat(lineToCubic(params.x1, params.y1, segment[1], segment[2]));
      case 'Z':
        return ['C'].concat(lineToCubic(params.x1, params.y1, params.x, params.y));
    }
    return segment;
  }

function pathToCurve(pathInput, round) {
    var assign;
   // pathArray|pathString
    if (isCurveArray(pathInput)) {
      return clonePath(pathInput);
    }

var pathArray = normalizePath(pathInput, round);
    var params = {
      x1: 0, y1: 0, x2: 0, y2: 0, x: 0, y: 0, qx: null, qy: null,
    };
    var allPathCommands = [];
    var pathCommand = '';
    var ii = pathArray.length;
    var segment;
    var seglen;

for (var i = 0; i < ii; i += 1) {
      if (pathArray[i]) { (assign = pathArray[i], pathCommand = assign[0]); }

allPathCommands[i] = pathCommand;
      pathArray[i] = segmentToCubic(pathArray[i], params);

fixArc(pathArray, allPathCommands, i);
      ii = pathArray.length; // solves curveArrays ending in Z

segment = pathArray[i];
      seglen = segment.length;

function pathToString(pathArray) {
    return pathArray.map(function (x) { return x[0].concat(x.slice(1).join(' ')); }).join('');
  }

function base3(p1, p2, p3, p4, t) {
    var t1 = -3 * p1 + 9 * p2 - 9 * p3 + 3 * p4;
    var t2 = t * t1 + 6 * p1 - 12 * p2 + 6 * p3;
    return t * t2 - 3 * p1 + 3 * p2;
  }

// returns the cubic bezier segment length
  function getSegCubicLength(x1, y1, x2, y2, x3, y3, x4, y4, z) {
    var Z;
    if (z === null || Number.isNaN(+z)) { Z = 1; }

// Z = Z > 1 ? 1 : Z < 0 ? 0 : Z;
    if (Z > 1) { Z = 1; }
    if (Z < 0) { Z = 0; }

var z2 = Z / 2; var ct = 0; var xbase = 0; var ybase = 0; var sum = 0;
    var Tvalues = [-0.1252, 0.1252, -0.3678, 0.3678,
      -0.5873, 0.5873, -0.7699, 0.7699,
      -0.9041, 0.9041, -0.9816, 0.9816];
    var Cvalues = [0.2491, 0.2491, 0.2335, 0.2335,
      0.2032, 0.2032, 0.1601, 0.1601,
      0.1069, 0.1069, 0.0472, 0.0472];

Tvalues.forEach(function (T, i) {
      ct = z2 * T + z2;
      xbase = base3(x1, x2, x3, x4, ct);
      ybase = base3(y1, y2, y3, y4, ct);
      sum += Cvalues[i] * Math.sqrt(xbase * xbase + ybase * ybase);
    });
    return z2 * sum;
  }

// calculates the shape total length
  // equivalent to shape.getTotalLength()
  // pathToCurve version
  function getPathLength(pathArray, round) {
    var totalLength = 0;
    pathToCurve(pathArray, round).forEach(function (s, i, curveArray) {
      totalLength += s[0] !== 'M' ? getSegCubicLength.apply(0, curveArray[i - 1].slice(-2).concat(s.slice(1))) : 0;
    });
    return totalLength;
  }

// calculates the shape total length
  // almost equivalent to shape.getTotalLength()
  function getPointAtLength(pathArray, length) {
    var totalLength = 0;
    var segLen;
    var data;
    var result;

return pathToCurve(pathArray, 9).map(function (seg, i, curveArray) { // process data
      data = i ? curveArray[i - 1].slice(-2).concat(seg.slice(1)) : seg.slice(1);
      segLen = i ? getSegCubicLength.apply(0, data) : 0;
      totalLength += segLen;

if (i === 0) {
        result = { x: data[0], y: data[1] };
      } else if (totalLength > length && length > totalLength - segLen) {
        result = getPointAtSegLength.apply(0, data.concat(1 - (totalLength - length) / segLen));
      } else {
        result = null;
      }

return result;
    }).filter(function (x) { return x; }).slice(-1)[0]; // isolate last segment
  }

// https://github.com/paperjs/paper.js/blob/develop/src/path/Path.js

function getCubicSegArea(x0, y0, x1, y1, x2, y2, x3, y3) {
    // http://objectmix.com/graphics/133553-area-closed-bezier-curve.html
    return (3 * ((y3 - y0) * (x1 + x2) - (x3 - x0) * (y1 + y2)
             + (y1 * (x0 - x2)) - (x1 * (y0 - y2))
             + (y3 * (x2 + x0 / 3)) - (x3 * (y2 + y0 / 3)))) / 20;
  }

function getPathArea(pathArray, round) {
    var x = 0; var y = 0; var mx = 0; var my = 0; var
      len = 0;
    return pathToCurve(pathArray, round).map(function (seg) {
      var assign;

switch (seg[0]) {
        case 'M':
        case 'Z':
          mx = seg[0] === 'M' ? seg[1] : mx;
          my = seg[0] === 'M' ? seg[2] : my;
          x = mx;
          y = my;
          return 0;
        default:
          len = getCubicSegArea.apply(0, [x, y].concat(seg.slice(1)));
          (assign = seg.slice(-2), x = assign[0], y = assign[1]);
          return len;
      }
    }).reduce(function (a, b) { return a + b; }, 0);
  }

function getDrawDirection(pathArray, round) {
    return getPathArea(pathToCurve(pathArray, round)) >= 0;
  }

var epsilon = 1e-9;

function distanceSquareRoot(a, b) {
    return Math.sqrt(
      (a[0] - b[0]) * (a[0] - b[0])
      + (a[1] - b[1]) * (a[1] - b[1])
    );
  }

/* SVGMorph = {
    property: 'path',
    defaultValue: [],
    interpolators: {numbers,coords} },
    functions = { prepareStart, prepareProperty, onStart, crossCheck }
  } */

// Component functions
  function onStartSVGMorph(tweenProp) {
    if (!KUTE$1[tweenProp] && this.valuesEnd[tweenProp]) {
      KUTE$1[tweenProp] = function (elem, a, b, v) {
        var path1 = a.pathArray; var path2 = b.pathArray; var
          len = path2.length;
        elem.setAttribute('d', (v === 1 ? b.original : ("M" + (coords(path1, path2, len, v).join('L')) + "Z")));
      };
    }
  }

/* SVGMorph = {
    property: 'path',
    defaultValue: [],
    interpolators: {numbers,coords},
    functions = { prepareStart, prepareProperty, onStart, crossCheck }
  } */

// Component Interpolation
  // function function(array1, array2, length, progress)

// Component Util
  // original script flubber
  // https://github.com/veltman/flubber

function polygonLength(ring) {
    return ring.reduce(function (length, point, i) { return (i
      ? length + distanceSquareRoot(ring[i - 1], point)
      : 0); }, 0);
  }

function exactRing(pathArray) {
    var assign;

var ring = [];
    var pathlen = pathArray.length;
    var segment = [];
    var pathCommand = '';
    var pathLength = 0;

if (!pathArray.length || pathArray[0][0] !== 'M') {
      return false;
    }

for (var i = 0; i < pathlen; i += 1) {
      segment = pathArray[i];
      (assign = segment, pathCommand = assign[0]);

if ((pathCommand === 'M' && i) || pathCommand === 'Z') {
        break; // !!
      } else if ('ML'.indexOf(pathCommand) > -1) {
        ring.push([segment[1], segment[2]]);
      } else {
        return false;
      }
    }

pathLength = polygonLength(ring);

return pathlen ? { ring: ring, pathLength: pathLength } : false;
  }

function approximateRing(parsed, maxSegmentLength) {
    var ringPath = splitPath(pathToString(parsed))[0];
    var curvePath = pathToCurve(ringPath, 4);
    var pathLength = getPathLength(curvePath);
    var ring = [];
    var numPoints = 3;
    var point;

if (maxSegmentLength && !Number.isNaN(maxSegmentLength) && +maxSegmentLength > 0) {
      numPoints = Math.max(numPoints, Math.ceil(pathLength / maxSegmentLength));
    }

for (var i = 0; i < numPoints; i += 1) {
      point = getPointAtLength(curvePath, (pathLength * i) / numPoints);
      ring.push([point.x, point.y]);
    }

// Make all rings clockwise
    if (!getDrawDirection(curvePath)) {
      ring.reverse();
    }

return {
      pathLength: pathLength,
      ring: ring,
      skipBisect: true,
    };
  }

function pathStringToRing(str, maxSegmentLength) {
    var parsed = normalizePath(str, 0);
    return exactRing(parsed) || approximateRing(parsed, maxSegmentLength);
  }

function rotateRing(ring, vs) {
    var len = ring.length;
    var min = Infinity;
    var bestOffset;
    var sumOfSquares = 0;
    var spliced;
    var d;
    var p;

for (var offset = 0; offset < len; offset += 1) {
      sumOfSquares = 0;

// vs.forEach((p, i) => {
      //   const d = distanceSquareRoot(ring[(offset + i) % len], p);
      //   sumOfSquares += d * d;
      // });
      for (var i = 0; i < vs.length; i += 1) {
        p = vs[i];
        d = distanceSquareRoot(ring[(offset + i) % len], p);
        sumOfSquares += d * d;
      }

if (sumOfSquares < min) {
        min = sumOfSquares;
        bestOffset = offset;
      }
    }

if (bestOffset) {
      spliced = ring.splice(0, bestOffset);
      ring.splice.apply(ring, [ ring.length, 0 ].concat( spliced ));
    }
  }

function addPoints(ring, numPoints) {
    var desiredLength = ring.length + numPoints;
    // const step = ring.pathLength / numPoints;
    var step = polygonLength(ring) / numPoints;

var i = 0;
    var cursor = 0;
    var insertAt = step / 2;
    var a;
    var b;
    var segment;

while (ring.length < desiredLength) {
      a = ring[i];
      b = ring[(i + 1) % ring.length];

segment = distanceSquareRoot(a, b);

if (insertAt <= cursor + segment) {
        ring.splice(i + 1, 0, segment
          ? midPoint(a, b, (insertAt - cursor) / segment)
          : a.slice(0));
        insertAt += step;
      } else {
        cursor += segment;
        i += 1;
      }
    }
  }

function bisect(ring, maxSegmentLength) {
    if ( maxSegmentLength === void 0 ) maxSegmentLength = Infinity;

var a = [];
    var b = [];

for (var i = 0; i < ring.length; i += 1) {
      a = ring[i];
      b = i === ring.length - 1 ? ring[0] : ring[i + 1];

// Could splice the whole set for a segment instead, but a bit messy
      while (distanceSquareRoot(a, b) > maxSegmentLength) {
        b = midPoint(a, b, 0.5);
        ring.splice(i + 1, 0, b);
      }
    }
  }

function validRing(ring) {
    return Array.isArray(ring)
      && ring.every(function (point) { return Array.isArray(point)
        && point.length === 2
        && !Number.isNaN(point[0])
        && !Number.isNaN(point[1]); });
  }

function normalizeRing(input, maxSegmentLength) {
    var skipBisect;
    var pathLength;
    var ring = input;

if (typeof (ring) === 'string') {
      var converted = pathStringToRing(ring, maxSegmentLength);
      ring = converted.ring;
      skipBisect = converted.skipBisect;
      pathLength = converted.pathLength;
    } else if (!Array.isArray(ring)) {
      throw Error((invalidPathValue + ": " + ring));
    }

var points = ring.slice(0);
    points.pathLength = pathLength;

if (!validRing(points)) {
      throw Error((invalidPathValue + ": " + points));
    }

// TODO skip this test to avoid scale issues?
    // Chosen epsilon (1e-6) is problematic for small coordinate range, we now use 1e-9
    if (points.length > 1 && distanceSquareRoot(points[0], points[points.length - 1]) < epsilon) {
      points.pop();
    }

if (!skipBisect && maxSegmentLength
      && !Number.isNaN(maxSegmentLength) && (+maxSegmentLength) > 0) {
      bisect(points, maxSegmentLength);
    }

return points;
  }

function getInterpolationPoints(pathArray1, pathArray2, precision) {
    var morphPrecision = precision || defaultOptions.morphPrecision;
    var fromRing = normalizeRing(pathArray1, morphPrecision);
    var toRing = normalizeRing(pathArray2, morphPrecision);
    var diff = fromRing.length - toRing.length;

addPoints(fromRing, diff < 0 ? diff * -1 : 0);
    addPoints(toRing, diff > 0 ? diff : 0);

rotateRing(fromRing, toRing);

return [roundPath(fromRing), roundPath(toRing)];
  }

// Component functions
  function getSVGMorph(/* tweenProp */) {
    return this.element.getAttribute('d');
  }

function prepareSVGMorph(tweenProp, value) {
    var pathObject = {};
    // remove newlines, they brake JSON strings sometimes
    var pathReg = new RegExp('\\n', 'ig');
    var elem = null;

if (value instanceof SVGElement) {
      elem = value;
    } else if (/^\.|^#/.test(value)) {
      elem = selector(value);
    }

// first make sure we return pre-processed values
    if (typeof (value) === 'object' && value.pathArray) {
      return value;
    } if (elem && ['path', 'glyph'].includes(elem.tagName)) {
      pathObject.original = elem.getAttribute('d').replace(pathReg, '');
    // maybe it's a string path already
    } else if (!elem && typeof (value) === 'string') {
      pathObject.original = value.replace(pathReg, '');
    }

return pathObject;
  }
  function crossCheckSVGMorph(prop) {
    if (this.valuesEnd[prop]) {
      var pathArray1 = this.valuesStart[prop].pathArray;
      var pathArray2 = this.valuesEnd[prop].pathArray;
      // skip already processed paths
      // allow the component to work with pre-processed values
      if (!pathArray1 || !pathArray2
        || (pathArray1 && pathArray2 && pathArray1.length !== pathArray2.length)) {
        var p1 = this.valuesStart[prop].original;
        var p2 = this.valuesEnd[prop].original;
        // process morphPrecision
        var morphPrecision = this._morphPrecision
          ? parseInt(this._morphPrecision, 10)
          : defaultOptions.morphPrecision;

var ref = getInterpolationPoints(p1, p2, morphPrecision);
        var path1 = ref[0];
        var path2 = ref[1];
        this.valuesStart[prop].pathArray = path1;
        this.valuesEnd[prop].pathArray = path2;
      }
    }
  }

// All Component Functions
  var svgMorphFunctions = {
    prepareStart: getSVGMorph,
    prepareProperty: prepareSVGMorph,
    onStart: onStartSVGMorph,
    crossCheck: crossCheckSVGMorph,
  };

// Component Full
  var svgMorph = {
    component: 'svgMorph',
    property: 'path',
    defaultValue: [],
    Interpolate: coords,
    defaultOptions: { morphPrecision: 10, morphIndex: 0 },
    functions: svgMorphFunctions,
    // Export utils to global for faster execution
    Util: {
      addPoints: addPoints,
      bisect: bisect,
      normalizeRing: normalizeRing,
      validRing: validRing, // component
      getInterpolationPoints: getInterpolationPoints,
      pathStringToRing: pathStringToRing,
      distanceSquareRoot: distanceSquareRoot,
      midPoint: midPoint,
      approximateRing: approximateRing,
      rotateRing: rotateRing,
      pathToString: pathToString,
      pathToCurve: pathToCurve, // svg-path-commander
      getPathLength: getPathLength,
      getPointAtLength: getPointAtLength,
      getDrawDirection: getDrawDirection,
      roundPath: roundPath,
    },
  };

var Components = {
    EssentialBoxModel: essentialBoxModel,
    ColorsProperties: colorProperties,
    HTMLAttributes: htmlAttributes,
    OpacityProperty: opacityProperty,
    TextWrite: textWrite,
    TransformFunctions: transformFunctionsComponent,
    SVGDraw: svgDraw,
    SVGMorph: svgMorph,
  };

// init components
  Object.keys(Components).forEach(function (component) {
    var compOps = Components[component];
    Components[component] = new Animation(compOps);
  });

var version = "2.1.3";

var KUTE = {
    Animation: Animation,
    Components: Components,

// Tween Interface
    Tween: Tween,
    fromTo: fromTo,
    to: to,
    // Tween Collection
    TweenCollection: TweenCollection,
    allFromTo: allFromTo,
    allTo: allTo,
    // Tween Interface

Objects: Objects,
    Util: Util,
    Easing: Easing,
    CubicBezier: CubicBezier,
    Render: Render,
    Interpolate: Interpolate,
    Process: Process,
    Internals: Internals,
    Selector: selector,
    Version: version,
  };

return KUTE;

}));

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