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authorMario <mario@mariovavti.com>2021-08-03 07:12:35 +0000
committerMario <mario@mariovavti.com>2021-08-03 07:12:35 +0000
commitcddc0217724f1a7661014d50e4c940e623a0c2dc (patch)
treef24595d659adbb7d1e5d2e8e6dcd829b093887bb /library/Sortable/Sortable.js
parent571bae9d1c07bb08270163a314c91c138b42e62f (diff)
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Apps drag and drop feature
Diffstat (limited to 'library/Sortable/Sortable.js')
-rw-r--r--library/Sortable/Sortable.js3783
1 files changed, 3783 insertions, 0 deletions
diff --git a/library/Sortable/Sortable.js b/library/Sortable/Sortable.js
new file mode 100644
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--- /dev/null
+++ b/library/Sortable/Sortable.js
@@ -0,0 +1,3783 @@
+/**!
+ * Sortable 1.14.0
+ * @author RubaXa <trash@rubaxa.org>
+ * @author owenm <owen23355@gmail.com>
+ * @license MIT
+ */
+(function (global, factory) {
+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+ typeof define === 'function' && define.amd ? define(factory) :
+ (global = global || self, global.Sortable = factory());
+}(this, (function () { 'use strict';
+
+ function ownKeys(object, enumerableOnly) {
+ var keys = Object.keys(object);
+
+ if (Object.getOwnPropertySymbols) {
+ var symbols = Object.getOwnPropertySymbols(object);
+
+ if (enumerableOnly) {
+ symbols = symbols.filter(function (sym) {
+ return Object.getOwnPropertyDescriptor(object, sym).enumerable;
+ });
+ }
+
+ keys.push.apply(keys, symbols);
+ }
+
+ return keys;
+ }
+
+ function _objectSpread2(target) {
+ for (var i = 1; i < arguments.length; i++) {
+ var source = arguments[i] != null ? arguments[i] : {};
+
+ if (i % 2) {
+ ownKeys(Object(source), true).forEach(function (key) {
+ _defineProperty(target, key, source[key]);
+ });
+ } else if (Object.getOwnPropertyDescriptors) {
+ Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
+ } else {
+ ownKeys(Object(source)).forEach(function (key) {
+ Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
+ });
+ }
+ }
+
+ return target;
+ }
+
+ function _typeof(obj) {
+ "@babel/helpers - typeof";
+
+ if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
+ _typeof = function (obj) {
+ return typeof obj;
+ };
+ } else {
+ _typeof = function (obj) {
+ return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
+ };
+ }
+
+ return _typeof(obj);
+ }
+
+ function _defineProperty(obj, key, value) {
+ if (key in obj) {
+ Object.defineProperty(obj, key, {
+ value: value,
+ enumerable: true,
+ configurable: true,
+ writable: true
+ });
+ } else {
+ obj[key] = value;
+ }
+
+ return obj;
+ }
+
+ function _extends() {
+ _extends = Object.assign || function (target) {
+ for (var i = 1; i < arguments.length; i++) {
+ var source = arguments[i];
+
+ for (var key in source) {
+ if (Object.prototype.hasOwnProperty.call(source, key)) {
+ target[key] = source[key];
+ }
+ }
+ }
+
+ return target;
+ };
+
+ return _extends.apply(this, arguments);
+ }
+
+ function _objectWithoutPropertiesLoose(source, excluded) {
+ if (source == null) return {};
+ var target = {};
+ var sourceKeys = Object.keys(source);
+ var key, i;
+
+ for (i = 0; i < sourceKeys.length; i++) {
+ key = sourceKeys[i];
+ if (excluded.indexOf(key) >= 0) continue;
+ target[key] = source[key];
+ }
+
+ return target;
+ }
+
+ function _objectWithoutProperties(source, excluded) {
+ if (source == null) return {};
+
+ var target = _objectWithoutPropertiesLoose(source, excluded);
+
+ var key, i;
+
+ if (Object.getOwnPropertySymbols) {
+ var sourceSymbolKeys = Object.getOwnPropertySymbols(source);
+
+ for (i = 0; i < sourceSymbolKeys.length; i++) {
+ key = sourceSymbolKeys[i];
+ if (excluded.indexOf(key) >= 0) continue;
+ if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue;
+ target[key] = source[key];
+ }
+ }
+
+ return target;
+ }
+
+ function _toConsumableArray(arr) {
+ return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
+ }
+
+ function _arrayWithoutHoles(arr) {
+ if (Array.isArray(arr)) return _arrayLikeToArray(arr);
+ }
+
+ function _iterableToArray(iter) {
+ if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
+ }
+
+ function _unsupportedIterableToArray(o, minLen) {
+ if (!o) return;
+ if (typeof o === "string") return _arrayLikeToArray(o, minLen);
+ var n = Object.prototype.toString.call(o).slice(8, -1);
+ if (n === "Object" && o.constructor) n = o.constructor.name;
+ if (n === "Map" || n === "Set") return Array.from(o);
+ if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
+ }
+
+ function _arrayLikeToArray(arr, len) {
+ if (len == null || len > arr.length) len = arr.length;
+
+ for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
+
+ return arr2;
+ }
+
+ function _nonIterableSpread() {
+ throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
+ }
+
+ var version = "1.14.0";
+
+ function userAgent(pattern) {
+ if (typeof window !== 'undefined' && window.navigator) {
+ return !! /*@__PURE__*/navigator.userAgent.match(pattern);
+ }
+ }
+
+ var IE11OrLess = userAgent(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i);
+ var Edge = userAgent(/Edge/i);
+ var FireFox = userAgent(/firefox/i);
+ var Safari = userAgent(/safari/i) && !userAgent(/chrome/i) && !userAgent(/android/i);
+ var IOS = userAgent(/iP(ad|od|hone)/i);
+ var ChromeForAndroid = userAgent(/chrome/i) && userAgent(/android/i);
+
+ var captureMode = {
+ capture: false,
+ passive: false
+ };
+
+ function on(el, event, fn) {
+ el.addEventListener(event, fn, !IE11OrLess && captureMode);
+ }
+
+ function off(el, event, fn) {
+ el.removeEventListener(event, fn, !IE11OrLess && captureMode);
+ }
+
+ function matches(
+ /**HTMLElement*/
+ el,
+ /**String*/
+ selector) {
+ if (!selector) return;
+ selector[0] === '>' && (selector = selector.substring(1));
+
+ if (el) {
+ try {
+ if (el.matches) {
+ return el.matches(selector);
+ } else if (el.msMatchesSelector) {
+ return el.msMatchesSelector(selector);
+ } else if (el.webkitMatchesSelector) {
+ return el.webkitMatchesSelector(selector);
+ }
+ } catch (_) {
+ return false;
+ }
+ }
+
+ return false;
+ }
+
+ function getParentOrHost(el) {
+ return el.host && el !== document && el.host.nodeType ? el.host : el.parentNode;
+ }
+
+ function closest(
+ /**HTMLElement*/
+ el,
+ /**String*/
+ selector,
+ /**HTMLElement*/
+ ctx, includeCTX) {
+ if (el) {
+ ctx = ctx || document;
+
+ do {
+ if (selector != null && (selector[0] === '>' ? el.parentNode === ctx && matches(el, selector) : matches(el, selector)) || includeCTX && el === ctx) {
+ return el;
+ }
+
+ if (el === ctx) break;
+ /* jshint boss:true */
+ } while (el = getParentOrHost(el));
+ }
+
+ return null;
+ }
+
+ var R_SPACE = /\s+/g;
+
+ function toggleClass(el, name, state) {
+ if (el && name) {
+ if (el.classList) {
+ el.classList[state ? 'add' : 'remove'](name);
+ } else {
+ var className = (' ' + el.className + ' ').replace(R_SPACE, ' ').replace(' ' + name + ' ', ' ');
+ el.className = (className + (state ? ' ' + name : '')).replace(R_SPACE, ' ');
+ }
+ }
+ }
+
+ function css(el, prop, val) {
+ var style = el && el.style;
+
+ if (style) {
+ if (val === void 0) {
+ if (document.defaultView && document.defaultView.getComputedStyle) {
+ val = document.defaultView.getComputedStyle(el, '');
+ } else if (el.currentStyle) {
+ val = el.currentStyle;
+ }
+
+ return prop === void 0 ? val : val[prop];
+ } else {
+ if (!(prop in style) && prop.indexOf('webkit') === -1) {
+ prop = '-webkit-' + prop;
+ }
+
+ style[prop] = val + (typeof val === 'string' ? '' : 'px');
+ }
+ }
+ }
+
+ function matrix(el, selfOnly) {
+ var appliedTransforms = '';
+
+ if (typeof el === 'string') {
+ appliedTransforms = el;
+ } else {
+ do {
+ var transform = css(el, 'transform');
+
+ if (transform && transform !== 'none') {
+ appliedTransforms = transform + ' ' + appliedTransforms;
+ }
+ /* jshint boss:true */
+
+ } while (!selfOnly && (el = el.parentNode));
+ }
+
+ var matrixFn = window.DOMMatrix || window.WebKitCSSMatrix || window.CSSMatrix || window.MSCSSMatrix;
+ /*jshint -W056 */
+
+ return matrixFn && new matrixFn(appliedTransforms);
+ }
+
+ function find(ctx, tagName, iterator) {
+ if (ctx) {
+ var list = ctx.getElementsByTagName(tagName),
+ i = 0,
+ n = list.length;
+
+ if (iterator) {
+ for (; i < n; i++) {
+ iterator(list[i], i);
+ }
+ }
+
+ return list;
+ }
+
+ return [];
+ }
+
+ function getWindowScrollingElement() {
+ var scrollingElement = document.scrollingElement;
+
+ if (scrollingElement) {
+ return scrollingElement;
+ } else {
+ return document.documentElement;
+ }
+ }
+ /**
+ * Returns the "bounding client rect" of given element
+ * @param {HTMLElement} el The element whose boundingClientRect is wanted
+ * @param {[Boolean]} relativeToContainingBlock Whether the rect should be relative to the containing block of (including) the container
+ * @param {[Boolean]} relativeToNonStaticParent Whether the rect should be relative to the relative parent of (including) the contaienr
+ * @param {[Boolean]} undoScale Whether the container's scale() should be undone
+ * @param {[HTMLElement]} container The parent the element will be placed in
+ * @return {Object} The boundingClientRect of el, with specified adjustments
+ */
+
+
+ function getRect(el, relativeToContainingBlock, relativeToNonStaticParent, undoScale, container) {
+ if (!el.getBoundingClientRect && el !== window) return;
+ var elRect, top, left, bottom, right, height, width;
+
+ if (el !== window && el.parentNode && el !== getWindowScrollingElement()) {
+ elRect = el.getBoundingClientRect();
+ top = elRect.top;
+ left = elRect.left;
+ bottom = elRect.bottom;
+ right = elRect.right;
+ height = elRect.height;
+ width = elRect.width;
+ } else {
+ top = 0;
+ left = 0;
+ bottom = window.innerHeight;
+ right = window.innerWidth;
+ height = window.innerHeight;
+ width = window.innerWidth;
+ }
+
+ if ((relativeToContainingBlock || relativeToNonStaticParent) && el !== window) {
+ // Adjust for translate()
+ container = container || el.parentNode; // solves #1123 (see: https://stackoverflow.com/a/37953806/6088312)
+ // Not needed on <= IE11
+
+ if (!IE11OrLess) {
+ do {
+ if (container && container.getBoundingClientRect && (css(container, 'transform') !== 'none' || relativeToNonStaticParent && css(container, 'position') !== 'static')) {
+ var containerRect = container.getBoundingClientRect(); // Set relative to edges of padding box of container
+
+ top -= containerRect.top + parseInt(css(container, 'border-top-width'));
+ left -= containerRect.left + parseInt(css(container, 'border-left-width'));
+ bottom = top + elRect.height;
+ right = left + elRect.width;
+ break;
+ }
+ /* jshint boss:true */
+
+ } while (container = container.parentNode);
+ }
+ }
+
+ if (undoScale && el !== window) {
+ // Adjust for scale()
+ var elMatrix = matrix(container || el),
+ scaleX = elMatrix && elMatrix.a,
+ scaleY = elMatrix && elMatrix.d;
+
+ if (elMatrix) {
+ top /= scaleY;
+ left /= scaleX;
+ width /= scaleX;
+ height /= scaleY;
+ bottom = top + height;
+ right = left + width;
+ }
+ }
+
+ return {
+ top: top,
+ left: left,
+ bottom: bottom,
+ right: right,
+ width: width,
+ height: height
+ };
+ }
+ /**
+ * Checks if a side of an element is scrolled past a side of its parents
+ * @param {HTMLElement} el The element who's side being scrolled out of view is in question
+ * @param {String} elSide Side of the element in question ('top', 'left', 'right', 'bottom')
+ * @param {String} parentSide Side of the parent in question ('top', 'left', 'right', 'bottom')
+ * @return {HTMLElement} The parent scroll element that the el's side is scrolled past, or null if there is no such element
+ */
+
+
+ function isScrolledPast(el, elSide, parentSide) {
+ var parent = getParentAutoScrollElement(el, true),
+ elSideVal = getRect(el)[elSide];
+ /* jshint boss:true */
+
+ while (parent) {
+ var parentSideVal = getRect(parent)[parentSide],
+ visible = void 0;
+
+ if (parentSide === 'top' || parentSide === 'left') {
+ visible = elSideVal >= parentSideVal;
+ } else {
+ visible = elSideVal <= parentSideVal;
+ }
+
+ if (!visible) return parent;
+ if (parent === getWindowScrollingElement()) break;
+ parent = getParentAutoScrollElement(parent, false);
+ }
+
+ return false;
+ }
+ /**
+ * Gets nth child of el, ignoring hidden children, sortable's elements (does not ignore clone if it's visible)
+ * and non-draggable elements
+ * @param {HTMLElement} el The parent element
+ * @param {Number} childNum The index of the child
+ * @param {Object} options Parent Sortable's options
+ * @return {HTMLElement} The child at index childNum, or null if not found
+ */
+
+
+ function getChild(el, childNum, options, includeDragEl) {
+ var currentChild = 0,
+ i = 0,
+ children = el.children;
+
+ while (i < children.length) {
+ if (children[i].style.display !== 'none' && children[i] !== Sortable.ghost && (includeDragEl || children[i] !== Sortable.dragged) && closest(children[i], options.draggable, el, false)) {
+ if (currentChild === childNum) {
+ return children[i];
+ }
+
+ currentChild++;
+ }
+
+ i++;
+ }
+
+ return null;
+ }
+ /**
+ * Gets the last child in the el, ignoring ghostEl or invisible elements (clones)
+ * @param {HTMLElement} el Parent element
+ * @param {selector} selector Any other elements that should be ignored
+ * @return {HTMLElement} The last child, ignoring ghostEl
+ */
+
+
+ function lastChild(el, selector) {
+ var last = el.lastElementChild;
+
+ while (last && (last === Sortable.ghost || css(last, 'display') === 'none' || selector && !matches(last, selector))) {
+ last = last.previousElementSibling;
+ }
+
+ return last || null;
+ }
+ /**
+ * Returns the index of an element within its parent for a selected set of
+ * elements
+ * @param {HTMLElement} el
+ * @param {selector} selector
+ * @return {number}
+ */
+
+
+ function index(el, selector) {
+ var index = 0;
+
+ if (!el || !el.parentNode) {
+ return -1;
+ }
+ /* jshint boss:true */
+
+
+ while (el = el.previousElementSibling) {
+ if (el.nodeName.toUpperCase() !== 'TEMPLATE' && el !== Sortable.clone && (!selector || matches(el, selector))) {
+ index++;
+ }
+ }
+
+ return index;
+ }
+ /**
+ * Returns the scroll offset of the given element, added with all the scroll offsets of parent elements.
+ * The value is returned in real pixels.
+ * @param {HTMLElement} el
+ * @return {Array} Offsets in the format of [left, top]
+ */
+
+
+ function getRelativeScrollOffset(el) {
+ var offsetLeft = 0,
+ offsetTop = 0,
+ winScroller = getWindowScrollingElement();
+
+ if (el) {
+ do {
+ var elMatrix = matrix(el),
+ scaleX = elMatrix.a,
+ scaleY = elMatrix.d;
+ offsetLeft += el.scrollLeft * scaleX;
+ offsetTop += el.scrollTop * scaleY;
+ } while (el !== winScroller && (el = el.parentNode));
+ }
+
+ return [offsetLeft, offsetTop];
+ }
+ /**
+ * Returns the index of the object within the given array
+ * @param {Array} arr Array that may or may not hold the object
+ * @param {Object} obj An object that has a key-value pair unique to and identical to a key-value pair in the object you want to find
+ * @return {Number} The index of the object in the array, or -1
+ */
+
+
+ function indexOfObject(arr, obj) {
+ for (var i in arr) {
+ if (!arr.hasOwnProperty(i)) continue;
+
+ for (var key in obj) {
+ if (obj.hasOwnProperty(key) && obj[key] === arr[i][key]) return Number(i);
+ }
+ }
+
+ return -1;
+ }
+
+ function getParentAutoScrollElement(el, includeSelf) {
+ // skip to window
+ if (!el || !el.getBoundingClientRect) return getWindowScrollingElement();
+ var elem = el;
+ var gotSelf = false;
+
+ do {
+ // we don't need to get elem css if it isn't even overflowing in the first place (performance)
+ if (elem.clientWidth < elem.scrollWidth || elem.clientHeight < elem.scrollHeight) {
+ var elemCSS = css(elem);
+
+ if (elem.clientWidth < elem.scrollWidth && (elemCSS.overflowX == 'auto' || elemCSS.overflowX == 'scroll') || elem.clientHeight < elem.scrollHeight && (elemCSS.overflowY == 'auto' || elemCSS.overflowY == 'scroll')) {
+ if (!elem.getBoundingClientRect || elem === document.body) return getWindowScrollingElement();
+ if (gotSelf || includeSelf) return elem;
+ gotSelf = true;
+ }
+ }
+ /* jshint boss:true */
+
+ } while (elem = elem.parentNode);
+
+ return getWindowScrollingElement();
+ }
+
+ function extend(dst, src) {
+ if (dst && src) {
+ for (var key in src) {
+ if (src.hasOwnProperty(key)) {
+ dst[key] = src[key];
+ }
+ }
+ }
+
+ return dst;
+ }
+
+ function isRectEqual(rect1, rect2) {
+ return Math.round(rect1.top) === Math.round(rect2.top) && Math.round(rect1.left) === Math.round(rect2.left) && Math.round(rect1.height) === Math.round(rect2.height) && Math.round(rect1.width) === Math.round(rect2.width);
+ }
+
+ var _throttleTimeout;
+
+ function throttle(callback, ms) {
+ return function () {
+ if (!_throttleTimeout) {
+ var args = arguments,
+ _this = this;
+
+ if (args.length === 1) {
+ callback.call(_this, args[0]);
+ } else {
+ callback.apply(_this, args);
+ }
+
+ _throttleTimeout = setTimeout(function () {
+ _throttleTimeout = void 0;
+ }, ms);
+ }
+ };
+ }
+
+ function cancelThrottle() {
+ clearTimeout(_throttleTimeout);
+ _throttleTimeout = void 0;
+ }
+
+ function scrollBy(el, x, y) {
+ el.scrollLeft += x;
+ el.scrollTop += y;
+ }
+
+ function clone(el) {
+ var Polymer = window.Polymer;
+ var $ = window.jQuery || window.Zepto;
+
+ if (Polymer && Polymer.dom) {
+ return Polymer.dom(el).cloneNode(true);
+ } else if ($) {
+ return $(el).clone(true)[0];
+ } else {
+ return el.cloneNode(true);
+ }
+ }
+
+ function setRect(el, rect) {
+ css(el, 'position', 'absolute');
+ css(el, 'top', rect.top);
+ css(el, 'left', rect.left);
+ css(el, 'width', rect.width);
+ css(el, 'height', rect.height);
+ }
+
+ function unsetRect(el) {
+ css(el, 'position', '');
+ css(el, 'top', '');
+ css(el, 'left', '');
+ css(el, 'width', '');
+ css(el, 'height', '');
+ }
+
+ var expando = 'Sortable' + new Date().getTime();
+
+ function AnimationStateManager() {
+ var animationStates = [],
+ animationCallbackId;
+ return {
+ captureAnimationState: function captureAnimationState() {
+ animationStates = [];
+ if (!this.options.animation) return;
+ var children = [].slice.call(this.el.children);
+ children.forEach(function (child) {
+ if (css(child, 'display') === 'none' || child === Sortable.ghost) return;
+ animationStates.push({
+ target: child,
+ rect: getRect(child)
+ });
+
+ var fromRect = _objectSpread2({}, animationStates[animationStates.length - 1].rect); // If animating: compensate for current animation
+
+
+ if (child.thisAnimationDuration) {
+ var childMatrix = matrix(child, true);
+
+ if (childMatrix) {
+ fromRect.top -= childMatrix.f;
+ fromRect.left -= childMatrix.e;
+ }
+ }
+
+ child.fromRect = fromRect;
+ });
+ },
+ addAnimationState: function addAnimationState(state) {
+ animationStates.push(state);
+ },
+ removeAnimationState: function removeAnimationState(target) {
+ animationStates.splice(indexOfObject(animationStates, {
+ target: target
+ }), 1);
+ },
+ animateAll: function animateAll(callback) {
+ var _this = this;
+
+ if (!this.options.animation) {
+ clearTimeout(animationCallbackId);
+ if (typeof callback === 'function') callback();
+ return;
+ }
+
+ var animating = false,
+ animationTime = 0;
+ animationStates.forEach(function (state) {
+ var time = 0,
+ target = state.target,
+ fromRect = target.fromRect,
+ toRect = getRect(target),
+ prevFromRect = target.prevFromRect,
+ prevToRect = target.prevToRect,
+ animatingRect = state.rect,
+ targetMatrix = matrix(target, true);
+
+ if (targetMatrix) {
+ // Compensate for current animation
+ toRect.top -= targetMatrix.f;
+ toRect.left -= targetMatrix.e;
+ }
+
+ target.toRect = toRect;
+
+ if (target.thisAnimationDuration) {
+ // Could also check if animatingRect is between fromRect and toRect
+ if (isRectEqual(prevFromRect, toRect) && !isRectEqual(fromRect, toRect) && // Make sure animatingRect is on line between toRect & fromRect
+ (animatingRect.top - toRect.top) / (animatingRect.left - toRect.left) === (fromRect.top - toRect.top) / (fromRect.left - toRect.left)) {
+ // If returning to same place as started from animation and on same axis
+ time = calculateRealTime(animatingRect, prevFromRect, prevToRect, _this.options);
+ }
+ } // if fromRect != toRect: animate
+
+
+ if (!isRectEqual(toRect, fromRect)) {
+ target.prevFromRect = fromRect;
+ target.prevToRect = toRect;
+
+ if (!time) {
+ time = _this.options.animation;
+ }
+
+ _this.animate(target, animatingRect, toRect, time);
+ }
+
+ if (time) {
+ animating = true;
+ animationTime = Math.max(animationTime, time);
+ clearTimeout(target.animationResetTimer);
+ target.animationResetTimer = setTimeout(function () {
+ target.animationTime = 0;
+ target.prevFromRect = null;
+ target.fromRect = null;
+ target.prevToRect = null;
+ target.thisAnimationDuration = null;
+ }, time);
+ target.thisAnimationDuration = time;
+ }
+ });
+ clearTimeout(animationCallbackId);
+
+ if (!animating) {
+ if (typeof callback === 'function') callback();
+ } else {
+ animationCallbackId = setTimeout(function () {
+ if (typeof callback === 'function') callback();
+ }, animationTime);
+ }
+
+ animationStates = [];
+ },
+ animate: function animate(target, currentRect, toRect, duration) {
+ if (duration) {
+ css(target, 'transition', '');
+ css(target, 'transform', '');
+ var elMatrix = matrix(this.el),
+ scaleX = elMatrix && elMatrix.a,
+ scaleY = elMatrix && elMatrix.d,
+ translateX = (currentRect.left - toRect.left) / (scaleX || 1),
+ translateY = (currentRect.top - toRect.top) / (scaleY || 1);
+ target.animatingX = !!translateX;
+ target.animatingY = !!translateY;
+ css(target, 'transform', 'translate3d(' + translateX + 'px,' + translateY + 'px,0)');
+ this.forRepaintDummy = repaint(target); // repaint
+
+ css(target, 'transition', 'transform ' + duration + 'ms' + (this.options.easing ? ' ' + this.options.easing : ''));
+ css(target, 'transform', 'translate3d(0,0,0)');
+ typeof target.animated === 'number' && clearTimeout(target.animated);
+ target.animated = setTimeout(function () {
+ css(target, 'transition', '');
+ css(target, 'transform', '');
+ target.animated = false;
+ target.animatingX = false;
+ target.animatingY = false;
+ }, duration);
+ }
+ }
+ };
+ }
+
+ function repaint(target) {
+ return target.offsetWidth;
+ }
+
+ function calculateRealTime(animatingRect, fromRect, toRect, options) {
+ return Math.sqrt(Math.pow(fromRect.top - animatingRect.top, 2) + Math.pow(fromRect.left - animatingRect.left, 2)) / Math.sqrt(Math.pow(fromRect.top - toRect.top, 2) + Math.pow(fromRect.left - toRect.left, 2)) * options.animation;
+ }
+
+ var plugins = [];
+ var defaults = {
+ initializeByDefault: true
+ };
+ var PluginManager = {
+ mount: function mount(plugin) {
+ // Set default static properties
+ for (var option in defaults) {
+ if (defaults.hasOwnProperty(option) && !(option in plugin)) {
+ plugin[option] = defaults[option];
+ }
+ }
+
+ plugins.forEach(function (p) {
+ if (p.pluginName === plugin.pluginName) {
+ throw "Sortable: Cannot mount plugin ".concat(plugin.pluginName, " more than once");
+ }
+ });
+ plugins.push(plugin);
+ },
+ pluginEvent: function pluginEvent(eventName, sortable, evt) {
+ var _this = this;
+
+ this.eventCanceled = false;
+
+ evt.cancel = function () {
+ _this.eventCanceled = true;
+ };
+
+ var eventNameGlobal = eventName + 'Global';
+ plugins.forEach(function (plugin) {
+ if (!sortable[plugin.pluginName]) return; // Fire global events if it exists in this sortable
+
+ if (sortable[plugin.pluginName][eventNameGlobal]) {
+ sortable[plugin.pluginName][eventNameGlobal](_objectSpread2({
+ sortable: sortable
+ }, evt));
+ } // Only fire plugin event if plugin is enabled in this sortable,
+ // and plugin has event defined
+
+
+ if (sortable.options[plugin.pluginName] && sortable[plugin.pluginName][eventName]) {
+ sortable[plugin.pluginName][eventName](_objectSpread2({
+ sortable: sortable
+ }, evt));
+ }
+ });
+ },
+ initializePlugins: function initializePlugins(sortable, el, defaults, options) {
+ plugins.forEach(function (plugin) {
+ var pluginName = plugin.pluginName;
+ if (!sortable.options[pluginName] && !plugin.initializeByDefault) return;
+ var initialized = new plugin(sortable, el, sortable.options);
+ initialized.sortable = sortable;
+ initialized.options = sortable.options;
+ sortable[pluginName] = initialized; // Add default options from plugin
+
+ _extends(defaults, initialized.defaults);
+ });
+
+ for (var option in sortable.options) {
+ if (!sortable.options.hasOwnProperty(option)) continue;
+ var modified = this.modifyOption(sortable, option, sortable.options[option]);
+
+ if (typeof modified !== 'undefined') {
+ sortable.options[option] = modified;
+ }
+ }
+ },
+ getEventProperties: function getEventProperties(name, sortable) {
+ var eventProperties = {};
+ plugins.forEach(function (plugin) {
+ if (typeof plugin.eventProperties !== 'function') return;
+
+ _extends(eventProperties, plugin.eventProperties.call(sortable[plugin.pluginName], name));
+ });
+ return eventProperties;
+ },
+ modifyOption: function modifyOption(sortable, name, value) {
+ var modifiedValue;
+ plugins.forEach(function (plugin) {
+ // Plugin must exist on the Sortable
+ if (!sortable[plugin.pluginName]) return; // If static option listener exists for this option, call in the context of the Sortable's instance of this plugin
+
+ if (plugin.optionListeners && typeof plugin.optionListeners[name] === 'function') {
+ modifiedValue = plugin.optionListeners[name].call(sortable[plugin.pluginName], value);
+ }
+ });
+ return modifiedValue;
+ }
+ };
+
+ function dispatchEvent(_ref) {
+ var sortable = _ref.sortable,
+ rootEl = _ref.rootEl,
+ name = _ref.name,
+ targetEl = _ref.targetEl,
+ cloneEl = _ref.cloneEl,
+ toEl = _ref.toEl,
+ fromEl = _ref.fromEl,
+ oldIndex = _ref.oldIndex,
+ newIndex = _ref.newIndex,
+ oldDraggableIndex = _ref.oldDraggableIndex,
+ newDraggableIndex = _ref.newDraggableIndex,
+ originalEvent = _ref.originalEvent,
+ putSortable = _ref.putSortable,
+ extraEventProperties = _ref.extraEventProperties;
+ sortable = sortable || rootEl && rootEl[expando];
+ if (!sortable) return;
+ var evt,
+ options = sortable.options,
+ onName = 'on' + name.charAt(0).toUpperCase() + name.substr(1); // Support for new CustomEvent feature
+
+ if (window.CustomEvent && !IE11OrLess && !Edge) {
+ evt = new CustomEvent(name, {
+ bubbles: true,
+ cancelable: true
+ });
+ } else {
+ evt = document.createEvent('Event');
+ evt.initEvent(name, true, true);
+ }
+
+ evt.to = toEl || rootEl;
+ evt.from = fromEl || rootEl;
+ evt.item = targetEl || rootEl;
+ evt.clone = cloneEl;
+ evt.oldIndex = oldIndex;
+ evt.newIndex = newIndex;
+ evt.oldDraggableIndex = oldDraggableIndex;
+ evt.newDraggableIndex = newDraggableIndex;
+ evt.originalEvent = originalEvent;
+ evt.pullMode = putSortable ? putSortable.lastPutMode : undefined;
+
+ var allEventProperties = _objectSpread2(_objectSpread2({}, extraEventProperties), PluginManager.getEventProperties(name, sortable));
+
+ for (var option in allEventProperties) {
+ evt[option] = allEventProperties[option];
+ }
+
+ if (rootEl) {
+ rootEl.dispatchEvent(evt);
+ }
+
+ if (options[onName]) {
+ options[onName].call(sortable, evt);
+ }
+ }
+
+ var _excluded = ["evt"];
+
+ var pluginEvent = function pluginEvent(eventName, sortable) {
+ var _ref = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {},
+ originalEvent = _ref.evt,
+ data = _objectWithoutProperties(_ref, _excluded);
+
+ PluginManager.pluginEvent.bind(Sortable)(eventName, sortable, _objectSpread2({
+ dragEl: dragEl,
+ parentEl: parentEl,
+ ghostEl: ghostEl,
+ rootEl: rootEl,
+ nextEl: nextEl,
+ lastDownEl: lastDownEl,
+ cloneEl: cloneEl,
+ cloneHidden: cloneHidden,
+ dragStarted: moved,
+ putSortable: putSortable,
+ activeSortable: Sortable.active,
+ originalEvent: originalEvent,
+ oldIndex: oldIndex,
+ oldDraggableIndex: oldDraggableIndex,
+ newIndex: newIndex,
+ newDraggableIndex: newDraggableIndex,
+ hideGhostForTarget: _hideGhostForTarget,
+ unhideGhostForTarget: _unhideGhostForTarget,
+ cloneNowHidden: function cloneNowHidden() {
+ cloneHidden = true;
+ },
+ cloneNowShown: function cloneNowShown() {
+ cloneHidden = false;
+ },
+ dispatchSortableEvent: function dispatchSortableEvent(name) {
+ _dispatchEvent({
+ sortable: sortable,
+ name: name,
+ originalEvent: originalEvent
+ });
+ }
+ }, data));
+ };
+
+ function _dispatchEvent(info) {
+ dispatchEvent(_objectSpread2({
+ putSortable: putSortable,
+ cloneEl: cloneEl,
+ targetEl: dragEl,
+ rootEl: rootEl,
+ oldIndex: oldIndex,
+ oldDraggableIndex: oldDraggableIndex,
+ newIndex: newIndex,
+ newDraggableIndex: newDraggableIndex
+ }, info));
+ }
+
+ var dragEl,
+ parentEl,
+ ghostEl,
+ rootEl,
+ nextEl,
+ lastDownEl,
+ cloneEl,
+ cloneHidden,
+ oldIndex,
+ newIndex,
+ oldDraggableIndex,
+ newDraggableIndex,
+ activeGroup,
+ putSortable,
+ awaitingDragStarted = false,
+ ignoreNextClick = false,
+ sortables = [],
+ tapEvt,
+ touchEvt,
+ lastDx,
+ lastDy,
+ tapDistanceLeft,
+ tapDistanceTop,
+ moved,
+ lastTarget,
+ lastDirection,
+ pastFirstInvertThresh = false,
+ isCircumstantialInvert = false,
+ targetMoveDistance,
+ // For positioning ghost absolutely
+ ghostRelativeParent,
+ ghostRelativeParentInitialScroll = [],
+ // (left, top)
+ _silent = false,
+ savedInputChecked = [];
+ /** @const */
+
+ var documentExists = typeof document !== 'undefined',
+ PositionGhostAbsolutely = IOS,
+ CSSFloatProperty = Edge || IE11OrLess ? 'cssFloat' : 'float',
+ // This will not pass for IE9, because IE9 DnD only works on anchors
+ supportDraggable = documentExists && !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
+ supportCssPointerEvents = function () {
+ if (!documentExists) return; // false when <= IE11
+
+ if (IE11OrLess) {
+ return false;
+ }
+
+ var el = document.createElement('x');
+ el.style.cssText = 'pointer-events:auto';
+ return el.style.pointerEvents === 'auto';
+ }(),
+ _detectDirection = function _detectDirection(el, options) {
+ var elCSS = css(el),
+ elWidth = parseInt(elCSS.width) - parseInt(elCSS.paddingLeft) - parseInt(elCSS.paddingRight) - parseInt(elCSS.borderLeftWidth) - parseInt(elCSS.borderRightWidth),
+ child1 = getChild(el, 0, options),
+ child2 = getChild(el, 1, options),
+ firstChildCSS = child1 && css(child1),
+ secondChildCSS = child2 && css(child2),
+ firstChildWidth = firstChildCSS && parseInt(firstChildCSS.marginLeft) + parseInt(firstChildCSS.marginRight) + getRect(child1).width,
+ secondChildWidth = secondChildCSS && parseInt(secondChildCSS.marginLeft) + parseInt(secondChildCSS.marginRight) + getRect(child2).width;
+
+ if (elCSS.display === 'flex') {
+ return elCSS.flexDirection === 'column' || elCSS.flexDirection === 'column-reverse' ? 'vertical' : 'horizontal';
+ }
+
+ if (elCSS.display === 'grid') {
+ return elCSS.gridTemplateColumns.split(' ').length <= 1 ? 'vertical' : 'horizontal';
+ }
+
+ if (child1 && firstChildCSS["float"] && firstChildCSS["float"] !== 'none') {
+ var touchingSideChild2 = firstChildCSS["float"] === 'left' ? 'left' : 'right';
+ return child2 && (secondChildCSS.clear === 'both' || secondChildCSS.clear === touchingSideChild2) ? 'vertical' : 'horizontal';
+ }
+
+ return child1 && (firstChildCSS.display === 'block' || firstChildCSS.display === 'flex' || firstChildCSS.display === 'table' || firstChildCSS.display === 'grid' || firstChildWidth >= elWidth && elCSS[CSSFloatProperty] === 'none' || child2 && elCSS[CSSFloatProperty] === 'none' && firstChildWidth + secondChildWidth > elWidth) ? 'vertical' : 'horizontal';
+ },
+ _dragElInRowColumn = function _dragElInRowColumn(dragRect, targetRect, vertical) {
+ var dragElS1Opp = vertical ? dragRect.left : dragRect.top,
+ dragElS2Opp = vertical ? dragRect.right : dragRect.bottom,
+ dragElOppLength = vertical ? dragRect.width : dragRect.height,
+ targetS1Opp = vertical ? targetRect.left : targetRect.top,
+ targetS2Opp = vertical ? targetRect.right : targetRect.bottom,
+ targetOppLength = vertical ? targetRect.width : targetRect.height;
+ return dragElS1Opp === targetS1Opp || dragElS2Opp === targetS2Opp || dragElS1Opp + dragElOppLength / 2 === targetS1Opp + targetOppLength / 2;
+ },
+
+ /**
+ * Detects first nearest empty sortable to X and Y position using emptyInsertThreshold.
+ * @param {Number} x X position
+ * @param {Number} y Y position
+ * @return {HTMLElement} Element of the first found nearest Sortable
+ */
+ _detectNearestEmptySortable = function _detectNearestEmptySortable(x, y) {
+ var ret;
+ sortables.some(function (sortable) {
+ var threshold = sortable[expando].options.emptyInsertThreshold;
+ if (!threshold || lastChild(sortable)) return;
+ var rect = getRect(sortable),
+ insideHorizontally = x >= rect.left - threshold && x <= rect.right + threshold,
+ insideVertically = y >= rect.top - threshold && y <= rect.bottom + threshold;
+
+ if (insideHorizontally && insideVertically) {
+ return ret = sortable;
+ }
+ });
+ return ret;
+ },
+ _prepareGroup = function _prepareGroup(options) {
+ function toFn(value, pull) {
+ return function (to, from, dragEl, evt) {
+ var sameGroup = to.options.group.name && from.options.group.name && to.options.group.name === from.options.group.name;
+
+ if (value == null && (pull || sameGroup)) {
+ // Default pull value
+ // Default pull and put value if same group
+ return true;
+ } else if (value == null || value === false) {
+ return false;
+ } else if (pull && value === 'clone') {
+ return value;
+ } else if (typeof value === 'function') {
+ return toFn(value(to, from, dragEl, evt), pull)(to, from, dragEl, evt);
+ } else {
+ var otherGroup = (pull ? to : from).options.group.name;
+ return value === true || typeof value === 'string' && value === otherGroup || value.join && value.indexOf(otherGroup) > -1;
+ }
+ };
+ }
+
+ var group = {};
+ var originalGroup = options.group;
+
+ if (!originalGroup || _typeof(originalGroup) != 'object') {
+ originalGroup = {
+ name: originalGroup
+ };
+ }
+
+ group.name = originalGroup.name;
+ group.checkPull = toFn(originalGroup.pull, true);
+ group.checkPut = toFn(originalGroup.put);
+ group.revertClone = originalGroup.revertClone;
+ options.group = group;
+ },
+ _hideGhostForTarget = function _hideGhostForTarget() {
+ if (!supportCssPointerEvents && ghostEl) {
+ css(ghostEl, 'display', 'none');
+ }
+ },
+ _unhideGhostForTarget = function _unhideGhostForTarget() {
+ if (!supportCssPointerEvents && ghostEl) {
+ css(ghostEl, 'display', '');
+ }
+ }; // #1184 fix - Prevent click event on fallback if dragged but item not changed position
+
+
+ if (documentExists) {
+ document.addEventListener('click', function (evt) {
+ if (ignoreNextClick) {
+ evt.preventDefault();
+ evt.stopPropagation && evt.stopPropagation();
+ evt.stopImmediatePropagation && evt.stopImmediatePropagation();
+ ignoreNextClick = false;
+ return false;
+ }
+ }, true);
+ }
+
+ var nearestEmptyInsertDetectEvent = function nearestEmptyInsertDetectEvent(evt) {
+ if (dragEl) {
+ evt = evt.touches ? evt.touches[0] : evt;
+
+ var nearest = _detectNearestEmptySortable(evt.clientX, evt.clientY);
+
+ if (nearest) {
+ // Create imitation event
+ var event = {};
+
+ for (var i in evt) {
+ if (evt.hasOwnProperty(i)) {
+ event[i] = evt[i];
+ }
+ }
+
+ event.target = event.rootEl = nearest;
+ event.preventDefault = void 0;
+ event.stopPropagation = void 0;
+
+ nearest[expando]._onDragOver(event);
+ }
+ }
+ };
+
+ var _checkOutsideTargetEl = function _checkOutsideTargetEl(evt) {
+ if (dragEl) {
+ dragEl.parentNode[expando]._isOutsideThisEl(evt.target);
+ }
+ };
+ /**
+ * @class Sortable
+ * @param {HTMLElement} el
+ * @param {Object} [options]
+ */
+
+
+ function Sortable(el, options) {
+ if (!(el && el.nodeType && el.nodeType === 1)) {
+ throw "Sortable: `el` must be an HTMLElement, not ".concat({}.toString.call(el));
+ }
+
+ this.el = el; // root element
+
+ this.options = options = _extends({}, options); // Export instance
+
+ el[expando] = this;
+ var defaults = {
+ group: null,
+ sort: true,
+ disabled: false,
+ store: null,
+ handle: null,
+ draggable: /^[uo]l$/i.test(el.nodeName) ? '>li' : '>*',
+ swapThreshold: 1,
+ // percentage; 0 <= x <= 1
+ invertSwap: false,
+ // invert always
+ invertedSwapThreshold: null,
+ // will be set to same as swapThreshold if default
+ removeCloneOnHide: true,
+ direction: function direction() {
+ return _detectDirection(el, this.options);
+ },
+ ghostClass: 'sortable-ghost',
+ chosenClass: 'sortable-chosen',
+ dragClass: 'sortable-drag',
+ ignore: 'a, img',
+ filter: null,
+ preventOnFilter: true,
+ animation: 0,
+ easing: null,
+ setData: function setData(dataTransfer, dragEl) {
+ dataTransfer.setData('Text', dragEl.textContent);
+ },
+ dropBubble: false,
+ dragoverBubble: false,
+ dataIdAttr: 'data-id',
+ delay: 0,
+ delayOnTouchOnly: false,
+ touchStartThreshold: (Number.parseInt ? Number : window).parseInt(window.devicePixelRatio, 10) || 1,
+ forceFallback: false,
+ fallbackClass: 'sortable-fallback',
+ fallbackOnBody: false,
+ fallbackTolerance: 0,
+ fallbackOffset: {
+ x: 0,
+ y: 0
+ },
+ supportPointer: Sortable.supportPointer !== false && 'PointerEvent' in window && !Safari,
+ emptyInsertThreshold: 5
+ };
+ PluginManager.initializePlugins(this, el, defaults); // Set default options
+
+ for (var name in defaults) {
+ !(name in options) && (options[name] = defaults[name]);
+ }
+
+ _prepareGroup(options); // Bind all private methods
+
+
+ for (var fn in this) {
+ if (fn.charAt(0) === '_' && typeof this[fn] === 'function') {
+ this[fn] = this[fn].bind(this);
+ }
+ } // Setup drag mode
+
+
+ this.nativeDraggable = options.forceFallback ? false : supportDraggable;
+
+ if (this.nativeDraggable) {
+ // Touch start threshold cannot be greater than the native dragstart threshold
+ this.options.touchStartThreshold = 1;
+ } // Bind events
+
+
+ if (options.supportPointer) {
+ on(el, 'pointerdown', this._onTapStart);
+ } else {
+ on(el, 'mousedown', this._onTapStart);
+ on(el, 'touchstart', this._onTapStart);
+ }
+
+ if (this.nativeDraggable) {
+ on(el, 'dragover', this);
+ on(el, 'dragenter', this);
+ }
+
+ sortables.push(this.el); // Restore sorting
+
+ options.store && options.store.get && this.sort(options.store.get(this) || []); // Add animation state manager
+
+ _extends(this, AnimationStateManager());
+ }
+
+ Sortable.prototype =
+ /** @lends Sortable.prototype */
+ {
+ constructor: Sortable,
+ _isOutsideThisEl: function _isOutsideThisEl(target) {
+ if (!this.el.contains(target) && target !== this.el) {
+ lastTarget = null;
+ }
+ },
+ _getDirection: function _getDirection(evt, target) {
+ return typeof this.options.direction === 'function' ? this.options.direction.call(this, evt, target, dragEl) : this.options.direction;
+ },
+ _onTapStart: function _onTapStart(
+ /** Event|TouchEvent */
+ evt) {
+ if (!evt.cancelable) return;
+
+ var _this = this,
+ el = this.el,
+ options = this.options,
+ preventOnFilter = options.preventOnFilter,
+ type = evt.type,
+ touch = evt.touches && evt.touches[0] || evt.pointerType && evt.pointerType === 'touch' && evt,
+ target = (touch || evt).target,
+ originalTarget = evt.target.shadowRoot && (evt.path && evt.path[0] || evt.composedPath && evt.composedPath()[0]) || target,
+ filter = options.filter;
+
+ _saveInputCheckedState(el); // Don't trigger start event when an element is been dragged, otherwise the evt.oldindex always wrong when set option.group.
+
+
+ if (dragEl) {
+ return;
+ }
+
+ if (/mousedown|pointerdown/.test(type) && evt.button !== 0 || options.disabled) {
+ return; // only left button and enabled
+ } // cancel dnd if original target is content editable
+
+
+ if (originalTarget.isContentEditable) {
+ return;
+ } // Safari ignores further event handling after mousedown
+
+
+ if (!this.nativeDraggable && Safari && target && target.tagName.toUpperCase() === 'SELECT') {
+ return;
+ }
+
+ target = closest(target, options.draggable, el, false);
+
+ if (target && target.animated) {
+ return;
+ }
+
+ if (lastDownEl === target) {
+ // Ignoring duplicate `down`
+ return;
+ } // Get the index of the dragged element within its parent
+
+
+ oldIndex = index(target);
+ oldDraggableIndex = index(target, options.draggable); // Check filter
+
+ if (typeof filter === 'function') {
+ if (filter.call(this, evt, target, this)) {
+ _dispatchEvent({
+ sortable: _this,
+ rootEl: originalTarget,
+ name: 'filter',
+ targetEl: target,
+ toEl: el,
+ fromEl: el
+ });
+
+ pluginEvent('filter', _this, {
+ evt: evt
+ });
+ preventOnFilter && evt.cancelable && evt.preventDefault();
+ return; // cancel dnd
+ }
+ } else if (filter) {
+ filter = filter.split(',').some(function (criteria) {
+ criteria = closest(originalTarget, criteria.trim(), el, false);
+
+ if (criteria) {
+ _dispatchEvent({
+ sortable: _this,
+ rootEl: criteria,
+ name: 'filter',
+ targetEl: target,
+ fromEl: el,
+ toEl: el
+ });
+
+ pluginEvent('filter', _this, {
+ evt: evt
+ });
+ return true;
+ }
+ });
+
+ if (filter) {
+ preventOnFilter && evt.cancelable && evt.preventDefault();
+ return; // cancel dnd
+ }
+ }
+
+ if (options.handle && !closest(originalTarget, options.handle, el, false)) {
+ return;
+ } // Prepare `dragstart`
+
+
+ this._prepareDragStart(evt, touch, target);
+ },
+ _prepareDragStart: function _prepareDragStart(
+ /** Event */
+ evt,
+ /** Touch */
+ touch,
+ /** HTMLElement */
+ target) {
+ var _this = this,
+ el = _this.el,
+ options = _this.options,
+ ownerDocument = el.ownerDocument,
+ dragStartFn;
+
+ if (target && !dragEl && target.parentNode === el) {
+ var dragRect = getRect(target);
+ rootEl = el;
+ dragEl = target;
+ parentEl = dragEl.parentNode;
+ nextEl = dragEl.nextSibling;
+ lastDownEl = target;
+ activeGroup = options.group;
+ Sortable.dragged = dragEl;
+ tapEvt = {
+ target: dragEl,
+ clientX: (touch || evt).clientX,
+ clientY: (touch || evt).clientY
+ };
+ tapDistanceLeft = tapEvt.clientX - dragRect.left;
+ tapDistanceTop = tapEvt.clientY - dragRect.top;
+ this._lastX = (touch || evt).clientX;
+ this._lastY = (touch || evt).clientY;
+ dragEl.style['will-change'] = 'all';
+
+ dragStartFn = function dragStartFn() {
+ pluginEvent('delayEnded', _this, {
+ evt: evt
+ });
+
+ if (Sortable.eventCanceled) {
+ _this._onDrop();
+
+ return;
+ } // Delayed drag has been triggered
+ // we can re-enable the events: touchmove/mousemove
+
+
+ _this._disableDelayedDragEvents();
+
+ if (!FireFox && _this.nativeDraggable) {
+ dragEl.draggable = true;
+ } // Bind the events: dragstart/dragend
+
+
+ _this._triggerDragStart(evt, touch); // Drag start event
+
+
+ _dispatchEvent({
+ sortable: _this,
+ name: 'choose',
+ originalEvent: evt
+ }); // Chosen item
+
+
+ toggleClass(dragEl, options.chosenClass, true);
+ }; // Disable "draggable"
+
+
+ options.ignore.split(',').forEach(function (criteria) {
+ find(dragEl, criteria.trim(), _disableDraggable);
+ });
+ on(ownerDocument, 'dragover', nearestEmptyInsertDetectEvent);
+ on(ownerDocument, 'mousemove', nearestEmptyInsertDetectEvent);
+ on(ownerDocument, 'touchmove', nearestEmptyInsertDetectEvent);
+ on(ownerDocument, 'mouseup', _this._onDrop);
+ on(ownerDocument, 'touchend', _this._onDrop);
+ on(ownerDocument, 'touchcancel', _this._onDrop); // Make dragEl draggable (must be before delay for FireFox)
+
+ if (FireFox && this.nativeDraggable) {
+ this.options.touchStartThreshold = 4;
+ dragEl.draggable = true;
+ }
+
+ pluginEvent('delayStart', this, {
+ evt: evt
+ }); // Delay is impossible for native DnD in Edge or IE
+
+ if (options.delay && (!options.delayOnTouchOnly || touch) && (!this.nativeDraggable || !(Edge || IE11OrLess))) {
+ if (Sortable.eventCanceled) {
+ this._onDrop();
+
+ return;
+ } // If the user moves the pointer or let go the click or touch
+ // before the delay has been reached:
+ // disable the delayed drag
+
+
+ on(ownerDocument, 'mouseup', _this._disableDelayedDrag);
+ on(ownerDocument, 'touchend', _this._disableDelayedDrag);
+ on(ownerDocument, 'touchcancel', _this._disableDelayedDrag);
+ on(ownerDocument, 'mousemove', _this._delayedDragTouchMoveHandler);
+ on(ownerDocument, 'touchmove', _this._delayedDragTouchMoveHandler);
+ options.supportPointer && on(ownerDocument, 'pointermove', _this._delayedDragTouchMoveHandler);
+ _this._dragStartTimer = setTimeout(dragStartFn, options.delay);
+ } else {
+ dragStartFn();
+ }
+ }
+ },
+ _delayedDragTouchMoveHandler: function _delayedDragTouchMoveHandler(
+ /** TouchEvent|PointerEvent **/
+ e) {
+ var touch = e.touches ? e.touches[0] : e;
+
+ if (Math.max(Math.abs(touch.clientX - this._lastX), Math.abs(touch.clientY - this._lastY)) >= Math.floor(this.options.touchStartThreshold / (this.nativeDraggable && window.devicePixelRatio || 1))) {
+ this._disableDelayedDrag();
+ }
+ },
+ _disableDelayedDrag: function _disableDelayedDrag() {
+ dragEl && _disableDraggable(dragEl);
+ clearTimeout(this._dragStartTimer);
+
+ this._disableDelayedDragEvents();
+ },
+ _disableDelayedDragEvents: function _disableDelayedDragEvents() {
+ var ownerDocument = this.el.ownerDocument;
+ off(ownerDocument, 'mouseup', this._disableDelayedDrag);
+ off(ownerDocument, 'touchend', this._disableDelayedDrag);
+ off(ownerDocument, 'touchcancel', this._disableDelayedDrag);
+ off(ownerDocument, 'mousemove', this._delayedDragTouchMoveHandler);
+ off(ownerDocument, 'touchmove', this._delayedDragTouchMoveHandler);
+ off(ownerDocument, 'pointermove', this._delayedDragTouchMoveHandler);
+ },
+ _triggerDragStart: function _triggerDragStart(
+ /** Event */
+ evt,
+ /** Touch */
+ touch) {
+ touch = touch || evt.pointerType == 'touch' && evt;
+
+ if (!this.nativeDraggable || touch) {
+ if (this.options.supportPointer) {
+ on(document, 'pointermove', this._onTouchMove);
+ } else if (touch) {
+ on(document, 'touchmove', this._onTouchMove);
+ } else {
+ on(document, 'mousemove', this._onTouchMove);
+ }
+ } else {
+ on(dragEl, 'dragend', this);
+ on(rootEl, 'dragstart', this._onDragStart);
+ }
+
+ try {
+ if (document.selection) {
+ // Timeout neccessary for IE9
+ _nextTick(function () {
+ document.selection.empty();
+ });
+ } else {
+ window.getSelection().removeAllRanges();
+ }
+ } catch (err) {}
+ },
+ _dragStarted: function _dragStarted(fallback, evt) {
+
+ awaitingDragStarted = false;
+
+ if (rootEl && dragEl) {
+ pluginEvent('dragStarted', this, {
+ evt: evt
+ });
+
+ if (this.nativeDraggable) {
+ on(document, 'dragover', _checkOutsideTargetEl);
+ }
+
+ var options = this.options; // Apply effect
+
+ !fallback && toggleClass(dragEl, options.dragClass, false);
+ toggleClass(dragEl, options.ghostClass, true);
+ Sortable.active = this;
+ fallback && this._appendGhost(); // Drag start event
+
+ _dispatchEvent({
+ sortable: this,
+ name: 'start',
+ originalEvent: evt
+ });
+ } else {
+ this._nulling();
+ }
+ },
+ _emulateDragOver: function _emulateDragOver() {
+ if (touchEvt) {
+ this._lastX = touchEvt.clientX;
+ this._lastY = touchEvt.clientY;
+
+ _hideGhostForTarget();
+
+ var target = document.elementFromPoint(touchEvt.clientX, touchEvt.clientY);
+ var parent = target;
+
+ while (target && target.shadowRoot) {
+ target = target.shadowRoot.elementFromPoint(touchEvt.clientX, touchEvt.clientY);
+ if (target === parent) break;
+ parent = target;
+ }
+
+ dragEl.parentNode[expando]._isOutsideThisEl(target);
+
+ if (parent) {
+ do {
+ if (parent[expando]) {
+ var inserted = void 0;
+ inserted = parent[expando]._onDragOver({
+ clientX: touchEvt.clientX,
+ clientY: touchEvt.clientY,
+ target: target,
+ rootEl: parent
+ });
+
+ if (inserted && !this.options.dragoverBubble) {
+ break;
+ }
+ }
+
+ target = parent; // store last element
+ }
+ /* jshint boss:true */
+ while (parent = parent.parentNode);
+ }
+
+ _unhideGhostForTarget();
+ }
+ },
+ _onTouchMove: function _onTouchMove(
+ /**TouchEvent*/
+ evt) {
+ if (tapEvt) {
+ var options = this.options,
+ fallbackTolerance = options.fallbackTolerance,
+ fallbackOffset = options.fallbackOffset,
+ touch = evt.touches ? evt.touches[0] : evt,
+ ghostMatrix = ghostEl && matrix(ghostEl, true),
+ scaleX = ghostEl && ghostMatrix && ghostMatrix.a,
+ scaleY = ghostEl && ghostMatrix && ghostMatrix.d,
+ relativeScrollOffset = PositionGhostAbsolutely && ghostRelativeParent && getRelativeScrollOffset(ghostRelativeParent),
+ dx = (touch.clientX - tapEvt.clientX + fallbackOffset.x) / (scaleX || 1) + (relativeScrollOffset ? relativeScrollOffset[0] - ghostRelativeParentInitialScroll[0] : 0) / (scaleX || 1),
+ dy = (touch.clientY - tapEvt.clientY + fallbackOffset.y) / (scaleY || 1) + (relativeScrollOffset ? relativeScrollOffset[1] - ghostRelativeParentInitialScroll[1] : 0) / (scaleY || 1); // only set the status to dragging, when we are actually dragging
+
+ if (!Sortable.active && !awaitingDragStarted) {
+ if (fallbackTolerance && Math.max(Math.abs(touch.clientX - this._lastX), Math.abs(touch.clientY - this._lastY)) < fallbackTolerance) {
+ return;
+ }
+
+ this._onDragStart(evt, true);
+ }
+
+ if (ghostEl) {
+ if (ghostMatrix) {
+ ghostMatrix.e += dx - (lastDx || 0);
+ ghostMatrix.f += dy - (lastDy || 0);
+ } else {
+ ghostMatrix = {
+ a: 1,
+ b: 0,
+ c: 0,
+ d: 1,
+ e: dx,
+ f: dy
+ };
+ }
+
+ var cssMatrix = "matrix(".concat(ghostMatrix.a, ",").concat(ghostMatrix.b, ",").concat(ghostMatrix.c, ",").concat(ghostMatrix.d, ",").concat(ghostMatrix.e, ",").concat(ghostMatrix.f, ")");
+ css(ghostEl, 'webkitTransform', cssMatrix);
+ css(ghostEl, 'mozTransform', cssMatrix);
+ css(ghostEl, 'msTransform', cssMatrix);
+ css(ghostEl, 'transform', cssMatrix);
+ lastDx = dx;
+ lastDy = dy;
+ touchEvt = touch;
+ }
+
+ evt.cancelable && evt.preventDefault();
+ }
+ },
+ _appendGhost: function _appendGhost() {
+ // Bug if using scale(): https://stackoverflow.com/questions/2637058
+ // Not being adjusted for
+ if (!ghostEl) {
+ var container = this.options.fallbackOnBody ? document.body : rootEl,
+ rect = getRect(dragEl, true, PositionGhostAbsolutely, true, container),
+ options = this.options; // Position absolutely
+
+ if (PositionGhostAbsolutely) {
+ // Get relatively positioned parent
+ ghostRelativeParent = container;
+
+ while (css(ghostRelativeParent, 'position') === 'static' && css(ghostRelativeParent, 'transform') === 'none' && ghostRelativeParent !== document) {
+ ghostRelativeParent = ghostRelativeParent.parentNode;
+ }
+
+ if (ghostRelativeParent !== document.body && ghostRelativeParent !== document.documentElement) {
+ if (ghostRelativeParent === document) ghostRelativeParent = getWindowScrollingElement();
+ rect.top += ghostRelativeParent.scrollTop;
+ rect.left += ghostRelativeParent.scrollLeft;
+ } else {
+ ghostRelativeParent = getWindowScrollingElement();
+ }
+
+ ghostRelativeParentInitialScroll = getRelativeScrollOffset(ghostRelativeParent);
+ }
+
+ ghostEl = dragEl.cloneNode(true);
+ toggleClass(ghostEl, options.ghostClass, false);
+ toggleClass(ghostEl, options.fallbackClass, true);
+ toggleClass(ghostEl, options.dragClass, true);
+ css(ghostEl, 'transition', '');
+ css(ghostEl, 'transform', '');
+ css(ghostEl, 'box-sizing', 'border-box');
+ css(ghostEl, 'margin', 0);
+ css(ghostEl, 'top', rect.top);
+ css(ghostEl, 'left', rect.left);
+ css(ghostEl, 'width', rect.width);
+ css(ghostEl, 'height', rect.height);
+ css(ghostEl, 'opacity', '0.8');
+ css(ghostEl, 'position', PositionGhostAbsolutely ? 'absolute' : 'fixed');
+ css(ghostEl, 'zIndex', '100000');
+ css(ghostEl, 'pointerEvents', 'none');
+ Sortable.ghost = ghostEl;
+ container.appendChild(ghostEl); // Set transform-origin
+
+ css(ghostEl, 'transform-origin', tapDistanceLeft / parseInt(ghostEl.style.width) * 100 + '% ' + tapDistanceTop / parseInt(ghostEl.style.height) * 100 + '%');
+ }
+ },
+ _onDragStart: function _onDragStart(
+ /**Event*/
+ evt,
+ /**boolean*/
+ fallback) {
+ var _this = this;
+
+ var dataTransfer = evt.dataTransfer;
+ var options = _this.options;
+ pluginEvent('dragStart', this, {
+ evt: evt
+ });
+
+ if (Sortable.eventCanceled) {
+ this._onDrop();
+
+ return;
+ }
+
+ pluginEvent('setupClone', this);
+
+ if (!Sortable.eventCanceled) {
+ cloneEl = clone(dragEl);
+ cloneEl.draggable = false;
+ cloneEl.style['will-change'] = '';
+
+ this._hideClone();
+
+ toggleClass(cloneEl, this.options.chosenClass, false);
+ Sortable.clone = cloneEl;
+ } // #1143: IFrame support workaround
+
+
+ _this.cloneId = _nextTick(function () {
+ pluginEvent('clone', _this);
+ if (Sortable.eventCanceled) return;
+
+ if (!_this.options.removeCloneOnHide) {
+ rootEl.insertBefore(cloneEl, dragEl);
+ }
+
+ _this._hideClone();
+
+ _dispatchEvent({
+ sortable: _this,
+ name: 'clone'
+ });
+ });
+ !fallback && toggleClass(dragEl, options.dragClass, true); // Set proper drop events
+
+ if (fallback) {
+ ignoreNextClick = true;
+ _this._loopId = setInterval(_this._emulateDragOver, 50);
+ } else {
+ // Undo what was set in _prepareDragStart before drag started
+ off(document, 'mouseup', _this._onDrop);
+ off(document, 'touchend', _this._onDrop);
+ off(document, 'touchcancel', _this._onDrop);
+
+ if (dataTransfer) {
+ dataTransfer.effectAllowed = 'move';
+ options.setData && options.setData.call(_this, dataTransfer, dragEl);
+ }
+
+ on(document, 'drop', _this); // #1276 fix:
+
+ css(dragEl, 'transform', 'translateZ(0)');
+ }
+
+ awaitingDragStarted = true;
+ _this._dragStartId = _nextTick(_this._dragStarted.bind(_this, fallback, evt));
+ on(document, 'selectstart', _this);
+ moved = true;
+
+ if (Safari) {
+ css(document.body, 'user-select', 'none');
+ }
+ },
+ // Returns true - if no further action is needed (either inserted or another condition)
+ _onDragOver: function _onDragOver(
+ /**Event*/
+ evt) {
+ var el = this.el,
+ target = evt.target,
+ dragRect,
+ targetRect,
+ revert,
+ options = this.options,
+ group = options.group,
+ activeSortable = Sortable.active,
+ isOwner = activeGroup === group,
+ canSort = options.sort,
+ fromSortable = putSortable || activeSortable,
+ vertical,
+ _this = this,
+ completedFired = false;
+
+ if (_silent) return;
+
+ function dragOverEvent(name, extra) {
+ pluginEvent(name, _this, _objectSpread2({
+ evt: evt,
+ isOwner: isOwner,
+ axis: vertical ? 'vertical' : 'horizontal',
+ revert: revert,
+ dragRect: dragRect,
+ targetRect: targetRect,
+ canSort: canSort,
+ fromSortable: fromSortable,
+ target: target,
+ completed: completed,
+ onMove: function onMove(target, after) {
+ return _onMove(rootEl, el, dragEl, dragRect, target, getRect(target), evt, after);
+ },
+ changed: changed
+ }, extra));
+ } // Capture animation state
+
+
+ function capture() {
+ dragOverEvent('dragOverAnimationCapture');
+
+ _this.captureAnimationState();
+
+ if (_this !== fromSortable) {
+ fromSortable.captureAnimationState();
+ }
+ } // Return invocation when dragEl is inserted (or completed)
+
+
+ function completed(insertion) {
+ dragOverEvent('dragOverCompleted', {
+ insertion: insertion
+ });
+
+ if (insertion) {
+ // Clones must be hidden before folding animation to capture dragRectAbsolute properly
+ if (isOwner) {
+ activeSortable._hideClone();
+ } else {
+ activeSortable._showClone(_this);
+ }
+
+ if (_this !== fromSortable) {
+ // Set ghost class to new sortable's ghost class
+ toggleClass(dragEl, putSortable ? putSortable.options.ghostClass : activeSortable.options.ghostClass, false);
+ toggleClass(dragEl, options.ghostClass, true);
+ }
+
+ if (putSortable !== _this && _this !== Sortable.active) {
+ putSortable = _this;
+ } else if (_this === Sortable.active && putSortable) {
+ putSortable = null;
+ } // Animation
+
+
+ if (fromSortable === _this) {
+ _this._ignoreWhileAnimating = target;
+ }
+
+ _this.animateAll(function () {
+ dragOverEvent('dragOverAnimationComplete');
+ _this._ignoreWhileAnimating = null;
+ });
+
+ if (_this !== fromSortable) {
+ fromSortable.animateAll();
+ fromSortable._ignoreWhileAnimating = null;
+ }
+ } // Null lastTarget if it is not inside a previously swapped element
+
+
+ if (target === dragEl && !dragEl.animated || target === el && !target.animated) {
+ lastTarget = null;
+ } // no bubbling and not fallback
+
+
+ if (!options.dragoverBubble && !evt.rootEl && target !== document) {
+ dragEl.parentNode[expando]._isOutsideThisEl(evt.target); // Do not detect for empty insert if already inserted
+
+
+ !insertion && nearestEmptyInsertDetectEvent(evt);
+ }
+
+ !options.dragoverBubble && evt.stopPropagation && evt.stopPropagation();
+ return completedFired = true;
+ } // Call when dragEl has been inserted
+
+
+ function changed() {
+ newIndex = index(dragEl);
+ newDraggableIndex = index(dragEl, options.draggable);
+
+ _dispatchEvent({
+ sortable: _this,
+ name: 'change',
+ toEl: el,
+ newIndex: newIndex,
+ newDraggableIndex: newDraggableIndex,
+ originalEvent: evt
+ });
+ }
+
+ if (evt.preventDefault !== void 0) {
+ evt.cancelable && evt.preventDefault();
+ }
+
+ target = closest(target, options.draggable, el, true);
+ dragOverEvent('dragOver');
+ if (Sortable.eventCanceled) return completedFired;
+
+ if (dragEl.contains(evt.target) || target.animated && target.animatingX && target.animatingY || _this._ignoreWhileAnimating === target) {
+ return completed(false);
+ }
+
+ ignoreNextClick = false;
+
+ if (activeSortable && !options.disabled && (isOwner ? canSort || (revert = parentEl !== rootEl) // Reverting item into the original list
+ : putSortable === this || (this.lastPutMode = activeGroup.checkPull(this, activeSortable, dragEl, evt)) && group.checkPut(this, activeSortable, dragEl, evt))) {
+ vertical = this._getDirection(evt, target) === 'vertical';
+ dragRect = getRect(dragEl);
+ dragOverEvent('dragOverValid');
+ if (Sortable.eventCanceled) return completedFired;
+
+ if (revert) {
+ parentEl = rootEl; // actualization
+
+ capture();
+
+ this._hideClone();
+
+ dragOverEvent('revert');
+
+ if (!Sortable.eventCanceled) {
+ if (nextEl) {
+ rootEl.insertBefore(dragEl, nextEl);
+ } else {
+ rootEl.appendChild(dragEl);
+ }
+ }
+
+ return completed(true);
+ }
+
+ var elLastChild = lastChild(el, options.draggable);
+
+ if (!elLastChild || _ghostIsLast(evt, vertical, this) && !elLastChild.animated) {
+ // Insert to end of list
+ // If already at end of list: Do not insert
+ if (elLastChild === dragEl) {
+ return completed(false);
+ } // if there is a last element, it is the target
+
+
+ if (elLastChild && el === evt.target) {
+ target = elLastChild;
+ }
+
+ if (target) {
+ targetRect = getRect(target);
+ }
+
+ if (_onMove(rootEl, el, dragEl, dragRect, target, targetRect, evt, !!target) !== false) {
+ capture();
+ el.appendChild(dragEl);
+ parentEl = el; // actualization
+
+ changed();
+ return completed(true);
+ }
+ } else if (elLastChild && _ghostIsFirst(evt, vertical, this)) {
+ // Insert to start of list
+ var firstChild = getChild(el, 0, options, true);
+
+ if (firstChild === dragEl) {
+ return completed(false);
+ }
+
+ target = firstChild;
+ targetRect = getRect(target);
+
+ if (_onMove(rootEl, el, dragEl, dragRect, target, targetRect, evt, false) !== false) {
+ capture();
+ el.insertBefore(dragEl, firstChild);
+ parentEl = el; // actualization
+
+ changed();
+ return completed(true);
+ }
+ } else if (target.parentNode === el) {
+ targetRect = getRect(target);
+ var direction = 0,
+ targetBeforeFirstSwap,
+ differentLevel = dragEl.parentNode !== el,
+ differentRowCol = !_dragElInRowColumn(dragEl.animated && dragEl.toRect || dragRect, target.animated && target.toRect || targetRect, vertical),
+ side1 = vertical ? 'top' : 'left',
+ scrolledPastTop = isScrolledPast(target, 'top', 'top') || isScrolledPast(dragEl, 'top', 'top'),
+ scrollBefore = scrolledPastTop ? scrolledPastTop.scrollTop : void 0;
+
+ if (lastTarget !== target) {
+ targetBeforeFirstSwap = targetRect[side1];
+ pastFirstInvertThresh = false;
+ isCircumstantialInvert = !differentRowCol && options.invertSwap || differentLevel;
+ }
+
+ direction = _getSwapDirection(evt, target, targetRect, vertical, differentRowCol ? 1 : options.swapThreshold, options.invertedSwapThreshold == null ? options.swapThreshold : options.invertedSwapThreshold, isCircumstantialInvert, lastTarget === target);
+ var sibling;
+
+ if (direction !== 0) {
+ // Check if target is beside dragEl in respective direction (ignoring hidden elements)
+ var dragIndex = index(dragEl);
+
+ do {
+ dragIndex -= direction;
+ sibling = parentEl.children[dragIndex];
+ } while (sibling && (css(sibling, 'display') === 'none' || sibling === ghostEl));
+ } // If dragEl is already beside target: Do not insert
+
+
+ if (direction === 0 || sibling === target) {
+ return completed(false);
+ }
+
+ lastTarget = target;
+ lastDirection = direction;
+ var nextSibling = target.nextElementSibling,
+ after = false;
+ after = direction === 1;
+
+ var moveVector = _onMove(rootEl, el, dragEl, dragRect, target, targetRect, evt, after);
+
+ if (moveVector !== false) {
+ if (moveVector === 1 || moveVector === -1) {
+ after = moveVector === 1;
+ }
+
+ _silent = true;
+ setTimeout(_unsilent, 30);
+ capture();
+
+ if (after && !nextSibling) {
+ el.appendChild(dragEl);
+ } else {
+ target.parentNode.insertBefore(dragEl, after ? nextSibling : target);
+ } // Undo chrome's scroll adjustment (has no effect on other browsers)
+
+
+ if (scrolledPastTop) {
+ scrollBy(scrolledPastTop, 0, scrollBefore - scrolledPastTop.scrollTop);
+ }
+
+ parentEl = dragEl.parentNode; // actualization
+ // must be done before animation
+
+ if (targetBeforeFirstSwap !== undefined && !isCircumstantialInvert) {
+ targetMoveDistance = Math.abs(targetBeforeFirstSwap - getRect(target)[side1]);
+ }
+
+ changed();
+ return completed(true);
+ }
+ }
+
+ if (el.contains(dragEl)) {
+ return completed(false);
+ }
+ }
+
+ return false;
+ },
+ _ignoreWhileAnimating: null,
+ _offMoveEvents: function _offMoveEvents() {
+ off(document, 'mousemove', this._onTouchMove);
+ off(document, 'touchmove', this._onTouchMove);
+ off(document, 'pointermove', this._onTouchMove);
+ off(document, 'dragover', nearestEmptyInsertDetectEvent);
+ off(document, 'mousemove', nearestEmptyInsertDetectEvent);
+ off(document, 'touchmove', nearestEmptyInsertDetectEvent);
+ },
+ _offUpEvents: function _offUpEvents() {
+ var ownerDocument = this.el.ownerDocument;
+ off(ownerDocument, 'mouseup', this._onDrop);
+ off(ownerDocument, 'touchend', this._onDrop);
+ off(ownerDocument, 'pointerup', this._onDrop);
+ off(ownerDocument, 'touchcancel', this._onDrop);
+ off(document, 'selectstart', this);
+ },
+ _onDrop: function _onDrop(
+ /**Event*/
+ evt) {
+ var el = this.el,
+ options = this.options; // Get the index of the dragged element within its parent
+
+ newIndex = index(dragEl);
+ newDraggableIndex = index(dragEl, options.draggable);
+ pluginEvent('drop', this, {
+ evt: evt
+ });
+ parentEl = dragEl && dragEl.parentNode; // Get again after plugin event
+
+ newIndex = index(dragEl);
+ newDraggableIndex = index(dragEl, options.draggable);
+
+ if (Sortable.eventCanceled) {
+ this._nulling();
+
+ return;
+ }
+
+ awaitingDragStarted = false;
+ isCircumstantialInvert = false;
+ pastFirstInvertThresh = false;
+ clearInterval(this._loopId);
+ clearTimeout(this._dragStartTimer);
+
+ _cancelNextTick(this.cloneId);
+
+ _cancelNextTick(this._dragStartId); // Unbind events
+
+
+ if (this.nativeDraggable) {
+ off(document, 'drop', this);
+ off(el, 'dragstart', this._onDragStart);
+ }
+
+ this._offMoveEvents();
+
+ this._offUpEvents();
+
+ if (Safari) {
+ css(document.body, 'user-select', '');
+ }
+
+ css(dragEl, 'transform', '');
+
+ if (evt) {
+ if (moved) {
+ evt.cancelable && evt.preventDefault();
+ !options.dropBubble && evt.stopPropagation();
+ }
+
+ ghostEl && ghostEl.parentNode && ghostEl.parentNode.removeChild(ghostEl);
+
+ if (rootEl === parentEl || putSortable && putSortable.lastPutMode !== 'clone') {
+ // Remove clone(s)
+ cloneEl && cloneEl.parentNode && cloneEl.parentNode.removeChild(cloneEl);
+ }
+
+ if (dragEl) {
+ if (this.nativeDraggable) {
+ off(dragEl, 'dragend', this);
+ }
+
+ _disableDraggable(dragEl);
+
+ dragEl.style['will-change'] = ''; // Remove classes
+ // ghostClass is added in dragStarted
+
+ if (moved && !awaitingDragStarted) {
+ toggleClass(dragEl, putSortable ? putSortable.options.ghostClass : this.options.ghostClass, false);
+ }
+
+ toggleClass(dragEl, this.options.chosenClass, false); // Drag stop event
+
+ _dispatchEvent({
+ sortable: this,
+ name: 'unchoose',
+ toEl: parentEl,
+ newIndex: null,
+ newDraggableIndex: null,
+ originalEvent: evt
+ });
+
+ if (rootEl !== parentEl) {
+ if (newIndex >= 0) {
+ // Add event
+ _dispatchEvent({
+ rootEl: parentEl,
+ name: 'add',
+ toEl: parentEl,
+ fromEl: rootEl,
+ originalEvent: evt
+ }); // Remove event
+
+
+ _dispatchEvent({
+ sortable: this,
+ name: 'remove',
+ toEl: parentEl,
+ originalEvent: evt
+ }); // drag from one list and drop into another
+
+
+ _dispatchEvent({
+ rootEl: parentEl,
+ name: 'sort',
+ toEl: parentEl,
+ fromEl: rootEl,
+ originalEvent: evt
+ });
+
+ _dispatchEvent({
+ sortable: this,
+ name: 'sort',
+ toEl: parentEl,
+ originalEvent: evt
+ });
+ }
+
+ putSortable && putSortable.save();
+ } else {
+ if (newIndex !== oldIndex) {
+ if (newIndex >= 0) {
+ // drag & drop within the same list
+ _dispatchEvent({
+ sortable: this,
+ name: 'update',
+ toEl: parentEl,
+ originalEvent: evt
+ });
+
+ _dispatchEvent({
+ sortable: this,
+ name: 'sort',
+ toEl: parentEl,
+ originalEvent: evt
+ });
+ }
+ }
+ }
+
+ if (Sortable.active) {
+ /* jshint eqnull:true */
+ if (newIndex == null || newIndex === -1) {
+ newIndex = oldIndex;
+ newDraggableIndex = oldDraggableIndex;
+ }
+
+ _dispatchEvent({
+ sortable: this,
+ name: 'end',
+ toEl: parentEl,
+ originalEvent: evt
+ }); // Save sorting
+
+
+ this.save();
+ }
+ }
+ }
+
+ this._nulling();
+ },
+ _nulling: function _nulling() {
+ pluginEvent('nulling', this);
+ rootEl = dragEl = parentEl = ghostEl = nextEl = cloneEl = lastDownEl = cloneHidden = tapEvt = touchEvt = moved = newIndex = newDraggableIndex = oldIndex = oldDraggableIndex = lastTarget = lastDirection = putSortable = activeGroup = Sortable.dragged = Sortable.ghost = Sortable.clone = Sortable.active = null;
+ savedInputChecked.forEach(function (el) {
+ el.checked = true;
+ });
+ savedInputChecked.length = lastDx = lastDy = 0;
+ },
+ handleEvent: function handleEvent(
+ /**Event*/
+ evt) {
+ switch (evt.type) {
+ case 'drop':
+ case 'dragend':
+ this._onDrop(evt);
+
+ break;
+
+ case 'dragenter':
+ case 'dragover':
+ if (dragEl) {
+ this._onDragOver(evt);
+
+ _globalDragOver(evt);
+ }
+
+ break;
+
+ case 'selectstart':
+ evt.preventDefault();
+ break;
+ }
+ },
+
+ /**
+ * Serializes the item into an array of string.
+ * @returns {String[]}
+ */
+ toArray: function toArray() {
+ var order = [],
+ el,
+ children = this.el.children,
+ i = 0,
+ n = children.length,
+ options = this.options;
+
+ for (; i < n; i++) {
+ el = children[i];
+
+ if (closest(el, options.draggable, this.el, false)) {
+ order.push(el.getAttribute(options.dataIdAttr) || _generateId(el));
+ }
+ }
+
+ return order;
+ },
+
+ /**
+ * Sorts the elements according to the array.
+ * @param {String[]} order order of the items
+ */
+ sort: function sort(order, useAnimation) {
+ var items = {},
+ rootEl = this.el;
+ this.toArray().forEach(function (id, i) {
+ var el = rootEl.children[i];
+
+ if (closest(el, this.options.draggable, rootEl, false)) {
+ items[id] = el;
+ }
+ }, this);
+ useAnimation && this.captureAnimationState();
+ order.forEach(function (id) {
+ if (items[id]) {
+ rootEl.removeChild(items[id]);
+ rootEl.appendChild(items[id]);
+ }
+ });
+ useAnimation && this.animateAll();
+ },
+
+ /**
+ * Save the current sorting
+ */
+ save: function save() {
+ var store = this.options.store;
+ store && store.set && store.set(this);
+ },
+
+ /**
+ * For each element in the set, get the first element that matches the selector by testing the element itself and traversing up through its ancestors in the DOM tree.
+ * @param {HTMLElement} el
+ * @param {String} [selector] default: `options.draggable`
+ * @returns {HTMLElement|null}
+ */
+ closest: function closest$1(el, selector) {
+ return closest(el, selector || this.options.draggable, this.el, false);
+ },
+
+ /**
+ * Set/get option
+ * @param {string} name
+ * @param {*} [value]
+ * @returns {*}
+ */
+ option: function option(name, value) {
+ var options = this.options;
+
+ if (value === void 0) {
+ return options[name];
+ } else {
+ var modifiedValue = PluginManager.modifyOption(this, name, value);
+
+ if (typeof modifiedValue !== 'undefined') {
+ options[name] = modifiedValue;
+ } else {
+ options[name] = value;
+ }
+
+ if (name === 'group') {
+ _prepareGroup(options);
+ }
+ }
+ },
+
+ /**
+ * Destroy
+ */
+ destroy: function destroy() {
+ pluginEvent('destroy', this);
+ var el = this.el;
+ el[expando] = null;
+ off(el, 'mousedown', this._onTapStart);
+ off(el, 'touchstart', this._onTapStart);
+ off(el, 'pointerdown', this._onTapStart);
+
+ if (this.nativeDraggable) {
+ off(el, 'dragover', this);
+ off(el, 'dragenter', this);
+ } // Remove draggable attributes
+
+
+ Array.prototype.forEach.call(el.querySelectorAll('[draggable]'), function (el) {
+ el.removeAttribute('draggable');
+ });
+
+ this._onDrop();
+
+ this._disableDelayedDragEvents();
+
+ sortables.splice(sortables.indexOf(this.el), 1);
+ this.el = el = null;
+ },
+ _hideClone: function _hideClone() {
+ if (!cloneHidden) {
+ pluginEvent('hideClone', this);
+ if (Sortable.eventCanceled) return;
+ css(cloneEl, 'display', 'none');
+
+ if (this.options.removeCloneOnHide && cloneEl.parentNode) {
+ cloneEl.parentNode.removeChild(cloneEl);
+ }
+
+ cloneHidden = true;
+ }
+ },
+ _showClone: function _showClone(putSortable) {
+ if (putSortable.lastPutMode !== 'clone') {
+ this._hideClone();
+
+ return;
+ }
+
+ if (cloneHidden) {
+ pluginEvent('showClone', this);
+ if (Sortable.eventCanceled) return; // show clone at dragEl or original position
+
+ if (dragEl.parentNode == rootEl && !this.options.group.revertClone) {
+ rootEl.insertBefore(cloneEl, dragEl);
+ } else if (nextEl) {
+ rootEl.insertBefore(cloneEl, nextEl);
+ } else {
+ rootEl.appendChild(cloneEl);
+ }
+
+ if (this.options.group.revertClone) {
+ this.animate(dragEl, cloneEl);
+ }
+
+ css(cloneEl, 'display', '');
+ cloneHidden = false;
+ }
+ }
+ };
+
+ function _globalDragOver(
+ /**Event*/
+ evt) {
+ if (evt.dataTransfer) {
+ evt.dataTransfer.dropEffect = 'move';
+ }
+
+ evt.cancelable && evt.preventDefault();
+ }
+
+ function _onMove(fromEl, toEl, dragEl, dragRect, targetEl, targetRect, originalEvent, willInsertAfter) {
+ var evt,
+ sortable = fromEl[expando],
+ onMoveFn = sortable.options.onMove,
+ retVal; // Support for new CustomEvent feature
+
+ if (window.CustomEvent && !IE11OrLess && !Edge) {
+ evt = new CustomEvent('move', {
+ bubbles: true,
+ cancelable: true
+ });
+ } else {
+ evt = document.createEvent('Event');
+ evt.initEvent('move', true, true);
+ }
+
+ evt.to = toEl;
+ evt.from = fromEl;
+ evt.dragged = dragEl;
+ evt.draggedRect = dragRect;
+ evt.related = targetEl || toEl;
+ evt.relatedRect = targetRect || getRect(toEl);
+ evt.willInsertAfter = willInsertAfter;
+ evt.originalEvent = originalEvent;
+ fromEl.dispatchEvent(evt);
+
+ if (onMoveFn) {
+ retVal = onMoveFn.call(sortable, evt, originalEvent);
+ }
+
+ return retVal;
+ }
+
+ function _disableDraggable(el) {
+ el.draggable = false;
+ }
+
+ function _unsilent() {
+ _silent = false;
+ }
+
+ function _ghostIsFirst(evt, vertical, sortable) {
+ var rect = getRect(getChild(sortable.el, 0, sortable.options, true));
+ var spacer = 10;
+ return vertical ? evt.clientX < rect.left - spacer || evt.clientY < rect.top && evt.clientX < rect.right : evt.clientY < rect.top - spacer || evt.clientY < rect.bottom && evt.clientX < rect.left;
+ }
+
+ function _ghostIsLast(evt, vertical, sortable) {
+ var rect = getRect(lastChild(sortable.el, sortable.options.draggable));
+ var spacer = 10;
+ return vertical ? evt.clientX > rect.right + spacer || evt.clientX <= rect.right && evt.clientY > rect.bottom && evt.clientX >= rect.left : evt.clientX > rect.right && evt.clientY > rect.top || evt.clientX <= rect.right && evt.clientY > rect.bottom + spacer;
+ }
+
+ function _getSwapDirection(evt, target, targetRect, vertical, swapThreshold, invertedSwapThreshold, invertSwap, isLastTarget) {
+ var mouseOnAxis = vertical ? evt.clientY : evt.clientX,
+ targetLength = vertical ? targetRect.height : targetRect.width,
+ targetS1 = vertical ? targetRect.top : targetRect.left,
+ targetS2 = vertical ? targetRect.bottom : targetRect.right,
+ invert = false;
+
+ if (!invertSwap) {
+ // Never invert or create dragEl shadow when target movemenet causes mouse to move past the end of regular swapThreshold
+ if (isLastTarget && targetMoveDistance < targetLength * swapThreshold) {
+ // multiplied only by swapThreshold because mouse will already be inside target by (1 - threshold) * targetLength / 2
+ // check if past first invert threshold on side opposite of lastDirection
+ if (!pastFirstInvertThresh && (lastDirection === 1 ? mouseOnAxis > targetS1 + targetLength * invertedSwapThreshold / 2 : mouseOnAxis < targetS2 - targetLength * invertedSwapThreshold / 2)) {
+ // past first invert threshold, do not restrict inverted threshold to dragEl shadow
+ pastFirstInvertThresh = true;
+ }
+
+ if (!pastFirstInvertThresh) {
+ // dragEl shadow (target move distance shadow)
+ if (lastDirection === 1 ? mouseOnAxis < targetS1 + targetMoveDistance // over dragEl shadow
+ : mouseOnAxis > targetS2 - targetMoveDistance) {
+ return -lastDirection;
+ }
+ } else {
+ invert = true;
+ }
+ } else {
+ // Regular
+ if (mouseOnAxis > targetS1 + targetLength * (1 - swapThreshold) / 2 && mouseOnAxis < targetS2 - targetLength * (1 - swapThreshold) / 2) {
+ return _getInsertDirection(target);
+ }
+ }
+ }
+
+ invert = invert || invertSwap;
+
+ if (invert) {
+ // Invert of regular
+ if (mouseOnAxis < targetS1 + targetLength * invertedSwapThreshold / 2 || mouseOnAxis > targetS2 - targetLength * invertedSwapThreshold / 2) {
+ return mouseOnAxis > targetS1 + targetLength / 2 ? 1 : -1;
+ }
+ }
+
+ return 0;
+ }
+ /**
+ * Gets the direction dragEl must be swapped relative to target in order to make it
+ * seem that dragEl has been "inserted" into that element's position
+ * @param {HTMLElement} target The target whose position dragEl is being inserted at
+ * @return {Number} Direction dragEl must be swapped
+ */
+
+
+ function _getInsertDirection(target) {
+ if (index(dragEl) < index(target)) {
+ return 1;
+ } else {
+ return -1;
+ }
+ }
+ /**
+ * Generate id
+ * @param {HTMLElement} el
+ * @returns {String}
+ * @private
+ */
+
+
+ function _generateId(el) {
+ var str = el.tagName + el.className + el.src + el.href + el.textContent,
+ i = str.length,
+ sum = 0;
+
+ while (i--) {
+ sum += str.charCodeAt(i);
+ }
+
+ return sum.toString(36);
+ }
+
+ function _saveInputCheckedState(root) {
+ savedInputChecked.length = 0;
+ var inputs = root.getElementsByTagName('input');
+ var idx = inputs.length;
+
+ while (idx--) {
+ var el = inputs[idx];
+ el.checked && savedInputChecked.push(el);
+ }
+ }
+
+ function _nextTick(fn) {
+ return setTimeout(fn, 0);
+ }
+
+ function _cancelNextTick(id) {
+ return clearTimeout(id);
+ } // Fixed #973:
+
+
+ if (documentExists) {
+ on(document, 'touchmove', function (evt) {
+ if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
+ evt.preventDefault();
+ }
+ });
+ } // Export utils
+
+
+ Sortable.utils = {
+ on: on,
+ off: off,
+ css: css,
+ find: find,
+ is: function is(el, selector) {
+ return !!closest(el, selector, el, false);
+ },
+ extend: extend,
+ throttle: throttle,
+ closest: closest,
+ toggleClass: toggleClass,
+ clone: clone,
+ index: index,
+ nextTick: _nextTick,
+ cancelNextTick: _cancelNextTick,
+ detectDirection: _detectDirection,
+ getChild: getChild
+ };
+ /**
+ * Get the Sortable instance of an element
+ * @param {HTMLElement} element The element
+ * @return {Sortable|undefined} The instance of Sortable
+ */
+
+ Sortable.get = function (element) {
+ return element[expando];
+ };
+ /**
+ * Mount a plugin to Sortable
+ * @param {...SortablePlugin|SortablePlugin[]} plugins Plugins being mounted
+ */
+
+
+ Sortable.mount = function () {
+ for (var _len = arguments.length, plugins = new Array(_len), _key = 0; _key < _len; _key++) {
+ plugins[_key] = arguments[_key];
+ }
+
+ if (plugins[0].constructor === Array) plugins = plugins[0];
+ plugins.forEach(function (plugin) {
+ if (!plugin.prototype || !plugin.prototype.constructor) {
+ throw "Sortable: Mounted plugin must be a constructor function, not ".concat({}.toString.call(plugin));
+ }
+
+ if (plugin.utils) Sortable.utils = _objectSpread2(_objectSpread2({}, Sortable.utils), plugin.utils);
+ PluginManager.mount(plugin);
+ });
+ };
+ /**
+ * Create sortable instance
+ * @param {HTMLElement} el
+ * @param {Object} [options]
+ */
+
+
+ Sortable.create = function (el, options) {
+ return new Sortable(el, options);
+ }; // Export
+
+
+ Sortable.version = version;
+
+ var autoScrolls = [],
+ scrollEl,
+ scrollRootEl,
+ scrolling = false,
+ lastAutoScrollX,
+ lastAutoScrollY,
+ touchEvt$1,
+ pointerElemChangedInterval;
+
+ function AutoScrollPlugin() {
+ function AutoScroll() {
+ this.defaults = {
+ scroll: true,
+ forceAutoScrollFallback: false,
+ scrollSensitivity: 30,
+ scrollSpeed: 10,
+ bubbleScroll: true
+ }; // Bind all private methods
+
+ for (var fn in this) {
+ if (fn.charAt(0) === '_' && typeof this[fn] === 'function') {
+ this[fn] = this[fn].bind(this);
+ }
+ }
+ }
+
+ AutoScroll.prototype = {
+ dragStarted: function dragStarted(_ref) {
+ var originalEvent = _ref.originalEvent;
+
+ if (this.sortable.nativeDraggable) {
+ on(document, 'dragover', this._handleAutoScroll);
+ } else {
+ if (this.options.supportPointer) {
+ on(document, 'pointermove', this._handleFallbackAutoScroll);
+ } else if (originalEvent.touches) {
+ on(document, 'touchmove', this._handleFallbackAutoScroll);
+ } else {
+ on(document, 'mousemove', this._handleFallbackAutoScroll);
+ }
+ }
+ },
+ dragOverCompleted: function dragOverCompleted(_ref2) {
+ var originalEvent = _ref2.originalEvent;
+
+ // For when bubbling is canceled and using fallback (fallback 'touchmove' always reached)
+ if (!this.options.dragOverBubble && !originalEvent.rootEl) {
+ this._handleAutoScroll(originalEvent);
+ }
+ },
+ drop: function drop() {
+ if (this.sortable.nativeDraggable) {
+ off(document, 'dragover', this._handleAutoScroll);
+ } else {
+ off(document, 'pointermove', this._handleFallbackAutoScroll);
+ off(document, 'touchmove', this._handleFallbackAutoScroll);
+ off(document, 'mousemove', this._handleFallbackAutoScroll);
+ }
+
+ clearPointerElemChangedInterval();
+ clearAutoScrolls();
+ cancelThrottle();
+ },
+ nulling: function nulling() {
+ touchEvt$1 = scrollRootEl = scrollEl = scrolling = pointerElemChangedInterval = lastAutoScrollX = lastAutoScrollY = null;
+ autoScrolls.length = 0;
+ },
+ _handleFallbackAutoScroll: function _handleFallbackAutoScroll(evt) {
+ this._handleAutoScroll(evt, true);
+ },
+ _handleAutoScroll: function _handleAutoScroll(evt, fallback) {
+ var _this = this;
+
+ var x = (evt.touches ? evt.touches[0] : evt).clientX,
+ y = (evt.touches ? evt.touches[0] : evt).clientY,
+ elem = document.elementFromPoint(x, y);
+ touchEvt$1 = evt; // IE does not seem to have native autoscroll,
+ // Edge's autoscroll seems too conditional,
+ // MACOS Safari does not have autoscroll,
+ // Firefox and Chrome are good
+
+ if (fallback || this.options.forceAutoScrollFallback || Edge || IE11OrLess || Safari) {
+ autoScroll(evt, this.options, elem, fallback); // Listener for pointer element change
+
+ var ogElemScroller = getParentAutoScrollElement(elem, true);
+
+ if (scrolling && (!pointerElemChangedInterval || x !== lastAutoScrollX || y !== lastAutoScrollY)) {
+ pointerElemChangedInterval && clearPointerElemChangedInterval(); // Detect for pointer elem change, emulating native DnD behaviour
+
+ pointerElemChangedInterval = setInterval(function () {
+ var newElem = getParentAutoScrollElement(document.elementFromPoint(x, y), true);
+
+ if (newElem !== ogElemScroller) {
+ ogElemScroller = newElem;
+ clearAutoScrolls();
+ }
+
+ autoScroll(evt, _this.options, newElem, fallback);
+ }, 10);
+ lastAutoScrollX = x;
+ lastAutoScrollY = y;
+ }
+ } else {
+ // if DnD is enabled (and browser has good autoscrolling), first autoscroll will already scroll, so get parent autoscroll of first autoscroll
+ if (!this.options.bubbleScroll || getParentAutoScrollElement(elem, true) === getWindowScrollingElement()) {
+ clearAutoScrolls();
+ return;
+ }
+
+ autoScroll(evt, this.options, getParentAutoScrollElement(elem, false), false);
+ }
+ }
+ };
+ return _extends(AutoScroll, {
+ pluginName: 'scroll',
+ initializeByDefault: true
+ });
+ }
+
+ function clearAutoScrolls() {
+ autoScrolls.forEach(function (autoScroll) {
+ clearInterval(autoScroll.pid);
+ });
+ autoScrolls = [];
+ }
+
+ function clearPointerElemChangedInterval() {
+ clearInterval(pointerElemChangedInterval);
+ }
+
+ var autoScroll = throttle(function (evt, options, rootEl, isFallback) {
+ // Bug: https://bugzilla.mozilla.org/show_bug.cgi?id=505521
+ if (!options.scroll) return;
+ var x = (evt.touches ? evt.touches[0] : evt).clientX,
+ y = (evt.touches ? evt.touches[0] : evt).clientY,
+ sens = options.scrollSensitivity,
+ speed = options.scrollSpeed,
+ winScroller = getWindowScrollingElement();
+ var scrollThisInstance = false,
+ scrollCustomFn; // New scroll root, set scrollEl
+
+ if (scrollRootEl !== rootEl) {
+ scrollRootEl = rootEl;
+ clearAutoScrolls();
+ scrollEl = options.scroll;
+ scrollCustomFn = options.scrollFn;
+
+ if (scrollEl === true) {
+ scrollEl = getParentAutoScrollElement(rootEl, true);
+ }
+ }
+
+ var layersOut = 0;
+ var currentParent = scrollEl;
+
+ do {
+ var el = currentParent,
+ rect = getRect(el),
+ top = rect.top,
+ bottom = rect.bottom,
+ left = rect.left,
+ right = rect.right,
+ width = rect.width,
+ height = rect.height,
+ canScrollX = void 0,
+ canScrollY = void 0,
+ scrollWidth = el.scrollWidth,
+ scrollHeight = el.scrollHeight,
+ elCSS = css(el),
+ scrollPosX = el.scrollLeft,
+ scrollPosY = el.scrollTop;
+
+ if (el === winScroller) {
+ canScrollX = width < scrollWidth && (elCSS.overflowX === 'auto' || elCSS.overflowX === 'scroll' || elCSS.overflowX === 'visible');
+ canScrollY = height < scrollHeight && (elCSS.overflowY === 'auto' || elCSS.overflowY === 'scroll' || elCSS.overflowY === 'visible');
+ } else {
+ canScrollX = width < scrollWidth && (elCSS.overflowX === 'auto' || elCSS.overflowX === 'scroll');
+ canScrollY = height < scrollHeight && (elCSS.overflowY === 'auto' || elCSS.overflowY === 'scroll');
+ }
+
+ var vx = canScrollX && (Math.abs(right - x) <= sens && scrollPosX + width < scrollWidth) - (Math.abs(left - x) <= sens && !!scrollPosX);
+ var vy = canScrollY && (Math.abs(bottom - y) <= sens && scrollPosY + height < scrollHeight) - (Math.abs(top - y) <= sens && !!scrollPosY);
+
+ if (!autoScrolls[layersOut]) {
+ for (var i = 0; i <= layersOut; i++) {
+ if (!autoScrolls[i]) {
+ autoScrolls[i] = {};
+ }
+ }
+ }
+
+ if (autoScrolls[layersOut].vx != vx || autoScrolls[layersOut].vy != vy || autoScrolls[layersOut].el !== el) {
+ autoScrolls[layersOut].el = el;
+ autoScrolls[layersOut].vx = vx;
+ autoScrolls[layersOut].vy = vy;
+ clearInterval(autoScrolls[layersOut].pid);
+
+ if (vx != 0 || vy != 0) {
+ scrollThisInstance = true;
+ /* jshint loopfunc:true */
+
+ autoScrolls[layersOut].pid = setInterval(function () {
+ // emulate drag over during autoscroll (fallback), emulating native DnD behaviour
+ if (isFallback && this.layer === 0) {
+ Sortable.active._onTouchMove(touchEvt$1); // To move ghost if it is positioned absolutely
+
+ }
+
+ var scrollOffsetY = autoScrolls[this.layer].vy ? autoScrolls[this.layer].vy * speed : 0;
+ var scrollOffsetX = autoScrolls[this.layer].vx ? autoScrolls[this.layer].vx * speed : 0;
+
+ if (typeof scrollCustomFn === 'function') {
+ if (scrollCustomFn.call(Sortable.dragged.parentNode[expando], scrollOffsetX, scrollOffsetY, evt, touchEvt$1, autoScrolls[this.layer].el) !== 'continue') {
+ return;
+ }
+ }
+
+ scrollBy(autoScrolls[this.layer].el, scrollOffsetX, scrollOffsetY);
+ }.bind({
+ layer: layersOut
+ }), 24);
+ }
+ }
+
+ layersOut++;
+ } while (options.bubbleScroll && currentParent !== winScroller && (currentParent = getParentAutoScrollElement(currentParent, false)));
+
+ scrolling = scrollThisInstance; // in case another function catches scrolling as false in between when it is not
+ }, 30);
+
+ var drop = function drop(_ref) {
+ var originalEvent = _ref.originalEvent,
+ putSortable = _ref.putSortable,
+ dragEl = _ref.dragEl,
+ activeSortable = _ref.activeSortable,
+ dispatchSortableEvent = _ref.dispatchSortableEvent,
+ hideGhostForTarget = _ref.hideGhostForTarget,
+ unhideGhostForTarget = _ref.unhideGhostForTarget;
+ if (!originalEvent) return;
+ var toSortable = putSortable || activeSortable;
+ hideGhostForTarget();
+ var touch = originalEvent.changedTouches && originalEvent.changedTouches.length ? originalEvent.changedTouches[0] : originalEvent;
+ var target = document.elementFromPoint(touch.clientX, touch.clientY);
+ unhideGhostForTarget();
+
+ if (toSortable && !toSortable.el.contains(target)) {
+ dispatchSortableEvent('spill');
+ this.onSpill({
+ dragEl: dragEl,
+ putSortable: putSortable
+ });
+ }
+ };
+
+ function Revert() {}
+
+ Revert.prototype = {
+ startIndex: null,
+ dragStart: function dragStart(_ref2) {
+ var oldDraggableIndex = _ref2.oldDraggableIndex;
+ this.startIndex = oldDraggableIndex;
+ },
+ onSpill: function onSpill(_ref3) {
+ var dragEl = _ref3.dragEl,
+ putSortable = _ref3.putSortable;
+ this.sortable.captureAnimationState();
+
+ if (putSortable) {
+ putSortable.captureAnimationState();
+ }
+
+ var nextSibling = getChild(this.sortable.el, this.startIndex, this.options);
+
+ if (nextSibling) {
+ this.sortable.el.insertBefore(dragEl, nextSibling);
+ } else {
+ this.sortable.el.appendChild(dragEl);
+ }
+
+ this.sortable.animateAll();
+
+ if (putSortable) {
+ putSortable.animateAll();
+ }
+ },
+ drop: drop
+ };
+
+ _extends(Revert, {
+ pluginName: 'revertOnSpill'
+ });
+
+ function Remove() {}
+
+ Remove.prototype = {
+ onSpill: function onSpill(_ref4) {
+ var dragEl = _ref4.dragEl,
+ putSortable = _ref4.putSortable;
+ var parentSortable = putSortable || this.sortable;
+ parentSortable.captureAnimationState();
+ dragEl.parentNode && dragEl.parentNode.removeChild(dragEl);
+ parentSortable.animateAll();
+ },
+ drop: drop
+ };
+
+ _extends(Remove, {
+ pluginName: 'removeOnSpill'
+ });
+
+ var lastSwapEl;
+
+ function SwapPlugin() {
+ function Swap() {
+ this.defaults = {
+ swapClass: 'sortable-swap-highlight'
+ };
+ }
+
+ Swap.prototype = {
+ dragStart: function dragStart(_ref) {
+ var dragEl = _ref.dragEl;
+ lastSwapEl = dragEl;
+ },
+ dragOverValid: function dragOverValid(_ref2) {
+ var completed = _ref2.completed,
+ target = _ref2.target,
+ onMove = _ref2.onMove,
+ activeSortable = _ref2.activeSortable,
+ changed = _ref2.changed,
+ cancel = _ref2.cancel;
+ if (!activeSortable.options.swap) return;
+ var el = this.sortable.el,
+ options = this.options;
+
+ if (target && target !== el) {
+ var prevSwapEl = lastSwapEl;
+
+ if (onMove(target) !== false) {
+ toggleClass(target, options.swapClass, true);
+ lastSwapEl = target;
+ } else {
+ lastSwapEl = null;
+ }
+
+ if (prevSwapEl && prevSwapEl !== lastSwapEl) {
+ toggleClass(prevSwapEl, options.swapClass, false);
+ }
+ }
+
+ changed();
+ completed(true);
+ cancel();
+ },
+ drop: function drop(_ref3) {
+ var activeSortable = _ref3.activeSortable,
+ putSortable = _ref3.putSortable,
+ dragEl = _ref3.dragEl;
+ var toSortable = putSortable || this.sortable;
+ var options = this.options;
+ lastSwapEl && toggleClass(lastSwapEl, options.swapClass, false);
+
+ if (lastSwapEl && (options.swap || putSortable && putSortable.options.swap)) {
+ if (dragEl !== lastSwapEl) {
+ toSortable.captureAnimationState();
+ if (toSortable !== activeSortable) activeSortable.captureAnimationState();
+ swapNodes(dragEl, lastSwapEl);
+ toSortable.animateAll();
+ if (toSortable !== activeSortable) activeSortable.animateAll();
+ }
+ }
+ },
+ nulling: function nulling() {
+ lastSwapEl = null;
+ }
+ };
+ return _extends(Swap, {
+ pluginName: 'swap',
+ eventProperties: function eventProperties() {
+ return {
+ swapItem: lastSwapEl
+ };
+ }
+ });
+ }
+
+ function swapNodes(n1, n2) {
+ var p1 = n1.parentNode,
+ p2 = n2.parentNode,
+ i1,
+ i2;
+ if (!p1 || !p2 || p1.isEqualNode(n2) || p2.isEqualNode(n1)) return;
+ i1 = index(n1);
+ i2 = index(n2);
+
+ if (p1.isEqualNode(p2) && i1 < i2) {
+ i2++;
+ }
+
+ p1.insertBefore(n2, p1.children[i1]);
+ p2.insertBefore(n1, p2.children[i2]);
+ }
+
+ var multiDragElements = [],
+ multiDragClones = [],
+ lastMultiDragSelect,
+ // for selection with modifier key down (SHIFT)
+ multiDragSortable,
+ initialFolding = false,
+ // Initial multi-drag fold when drag started
+ folding = false,
+ // Folding any other time
+ dragStarted = false,
+ dragEl$1,
+ clonesFromRect,
+ clonesHidden;
+
+ function MultiDragPlugin() {
+ function MultiDrag(sortable) {
+ // Bind all private methods
+ for (var fn in this) {
+ if (fn.charAt(0) === '_' && typeof this[fn] === 'function') {
+ this[fn] = this[fn].bind(this);
+ }
+ }
+
+ if (sortable.options.supportPointer) {
+ on(document, 'pointerup', this._deselectMultiDrag);
+ } else {
+ on(document, 'mouseup', this._deselectMultiDrag);
+ on(document, 'touchend', this._deselectMultiDrag);
+ }
+
+ on(document, 'keydown', this._checkKeyDown);
+ on(document, 'keyup', this._checkKeyUp);
+ this.defaults = {
+ selectedClass: 'sortable-selected',
+ multiDragKey: null,
+ setData: function setData(dataTransfer, dragEl) {
+ var data = '';
+
+ if (multiDragElements.length && multiDragSortable === sortable) {
+ multiDragElements.forEach(function (multiDragElement, i) {
+ data += (!i ? '' : ', ') + multiDragElement.textContent;
+ });
+ } else {
+ data = dragEl.textContent;
+ }
+
+ dataTransfer.setData('Text', data);
+ }
+ };
+ }
+
+ MultiDrag.prototype = {
+ multiDragKeyDown: false,
+ isMultiDrag: false,
+ delayStartGlobal: function delayStartGlobal(_ref) {
+ var dragged = _ref.dragEl;
+ dragEl$1 = dragged;
+ },
+ delayEnded: function delayEnded() {
+ this.isMultiDrag = ~multiDragElements.indexOf(dragEl$1);
+ },
+ setupClone: function setupClone(_ref2) {
+ var sortable = _ref2.sortable,
+ cancel = _ref2.cancel;
+ if (!this.isMultiDrag) return;
+
+ for (var i = 0; i < multiDragElements.length; i++) {
+ multiDragClones.push(clone(multiDragElements[i]));
+ multiDragClones[i].sortableIndex = multiDragElements[i].sortableIndex;
+ multiDragClones[i].draggable = false;
+ multiDragClones[i].style['will-change'] = '';
+ toggleClass(multiDragClones[i], this.options.selectedClass, false);
+ multiDragElements[i] === dragEl$1 && toggleClass(multiDragClones[i], this.options.chosenClass, false);
+ }
+
+ sortable._hideClone();
+
+ cancel();
+ },
+ clone: function clone(_ref3) {
+ var sortable = _ref3.sortable,
+ rootEl = _ref3.rootEl,
+ dispatchSortableEvent = _ref3.dispatchSortableEvent,
+ cancel = _ref3.cancel;
+ if (!this.isMultiDrag) return;
+
+ if (!this.options.removeCloneOnHide) {
+ if (multiDragElements.length && multiDragSortable === sortable) {
+ insertMultiDragClones(true, rootEl);
+ dispatchSortableEvent('clone');
+ cancel();
+ }
+ }
+ },
+ showClone: function showClone(_ref4) {
+ var cloneNowShown = _ref4.cloneNowShown,
+ rootEl = _ref4.rootEl,
+ cancel = _ref4.cancel;
+ if (!this.isMultiDrag) return;
+ insertMultiDragClones(false, rootEl);
+ multiDragClones.forEach(function (clone) {
+ css(clone, 'display', '');
+ });
+ cloneNowShown();
+ clonesHidden = false;
+ cancel();
+ },
+ hideClone: function hideClone(_ref5) {
+ var _this = this;
+
+ var sortable = _ref5.sortable,
+ cloneNowHidden = _ref5.cloneNowHidden,
+ cancel = _ref5.cancel;
+ if (!this.isMultiDrag) return;
+ multiDragClones.forEach(function (clone) {
+ css(clone, 'display', 'none');
+
+ if (_this.options.removeCloneOnHide && clone.parentNode) {
+ clone.parentNode.removeChild(clone);
+ }
+ });
+ cloneNowHidden();
+ clonesHidden = true;
+ cancel();
+ },
+ dragStartGlobal: function dragStartGlobal(_ref6) {
+ var sortable = _ref6.sortable;
+
+ if (!this.isMultiDrag && multiDragSortable) {
+ multiDragSortable.multiDrag._deselectMultiDrag();
+ }
+
+ multiDragElements.forEach(function (multiDragElement) {
+ multiDragElement.sortableIndex = index(multiDragElement);
+ }); // Sort multi-drag elements
+
+ multiDragElements = multiDragElements.sort(function (a, b) {
+ return a.sortableIndex - b.sortableIndex;
+ });
+ dragStarted = true;
+ },
+ dragStarted: function dragStarted(_ref7) {
+ var _this2 = this;
+
+ var sortable = _ref7.sortable;
+ if (!this.isMultiDrag) return;
+
+ if (this.options.sort) {
+ // Capture rects,
+ // hide multi drag elements (by positioning them absolute),
+ // set multi drag elements rects to dragRect,
+ // show multi drag elements,
+ // animate to rects,
+ // unset rects & remove from DOM
+ sortable.captureAnimationState();
+
+ if (this.options.animation) {
+ multiDragElements.forEach(function (multiDragElement) {
+ if (multiDragElement === dragEl$1) return;
+ css(multiDragElement, 'position', 'absolute');
+ });
+ var dragRect = getRect(dragEl$1, false, true, true);
+ multiDragElements.forEach(function (multiDragElement) {
+ if (multiDragElement === dragEl$1) return;
+ setRect(multiDragElement, dragRect);
+ });
+ folding = true;
+ initialFolding = true;
+ }
+ }
+
+ sortable.animateAll(function () {
+ folding = false;
+ initialFolding = false;
+
+ if (_this2.options.animation) {
+ multiDragElements.forEach(function (multiDragElement) {
+ unsetRect(multiDragElement);
+ });
+ } // Remove all auxiliary multidrag items from el, if sorting enabled
+
+
+ if (_this2.options.sort) {
+ removeMultiDragElements();
+ }
+ });
+ },
+ dragOver: function dragOver(_ref8) {
+ var target = _ref8.target,
+ completed = _ref8.completed,
+ cancel = _ref8.cancel;
+
+ if (folding && ~multiDragElements.indexOf(target)) {
+ completed(false);
+ cancel();
+ }
+ },
+ revert: function revert(_ref9) {
+ var fromSortable = _ref9.fromSortable,
+ rootEl = _ref9.rootEl,
+ sortable = _ref9.sortable,
+ dragRect = _ref9.dragRect;
+
+ if (multiDragElements.length > 1) {
+ // Setup unfold animation
+ multiDragElements.forEach(function (multiDragElement) {
+ sortable.addAnimationState({
+ target: multiDragElement,
+ rect: folding ? getRect(multiDragElement) : dragRect
+ });
+ unsetRect(multiDragElement);
+ multiDragElement.fromRect = dragRect;
+ fromSortable.removeAnimationState(multiDragElement);
+ });
+ folding = false;
+ insertMultiDragElements(!this.options.removeCloneOnHide, rootEl);
+ }
+ },
+ dragOverCompleted: function dragOverCompleted(_ref10) {
+ var sortable = _ref10.sortable,
+ isOwner = _ref10.isOwner,
+ insertion = _ref10.insertion,
+ activeSortable = _ref10.activeSortable,
+ parentEl = _ref10.parentEl,
+ putSortable = _ref10.putSortable;
+ var options = this.options;
+
+ if (insertion) {
+ // Clones must be hidden before folding animation to capture dragRectAbsolute properly
+ if (isOwner) {
+ activeSortable._hideClone();
+ }
+
+ initialFolding = false; // If leaving sort:false root, or already folding - Fold to new location
+
+ if (options.animation && multiDragElements.length > 1 && (folding || !isOwner && !activeSortable.options.sort && !putSortable)) {
+ // Fold: Set all multi drag elements's rects to dragEl's rect when multi-drag elements are invisible
+ var dragRectAbsolute = getRect(dragEl$1, false, true, true);
+ multiDragElements.forEach(function (multiDragElement) {
+ if (multiDragElement === dragEl$1) return;
+ setRect(multiDragElement, dragRectAbsolute); // Move element(s) to end of parentEl so that it does not interfere with multi-drag clones insertion if they are inserted
+ // while folding, and so that we can capture them again because old sortable will no longer be fromSortable
+
+ parentEl.appendChild(multiDragElement);
+ });
+ folding = true;
+ } // Clones must be shown (and check to remove multi drags) after folding when interfering multiDragElements are moved out
+
+
+ if (!isOwner) {
+ // Only remove if not folding (folding will remove them anyways)
+ if (!folding) {
+ removeMultiDragElements();
+ }
+
+ if (multiDragElements.length > 1) {
+ var clonesHiddenBefore = clonesHidden;
+
+ activeSortable._showClone(sortable); // Unfold animation for clones if showing from hidden
+
+
+ if (activeSortable.options.animation && !clonesHidden && clonesHiddenBefore) {
+ multiDragClones.forEach(function (clone) {
+ activeSortable.addAnimationState({
+ target: clone,
+ rect: clonesFromRect
+ });
+ clone.fromRect = clonesFromRect;
+ clone.thisAnimationDuration = null;
+ });
+ }
+ } else {
+ activeSortable._showClone(sortable);
+ }
+ }
+ }
+ },
+ dragOverAnimationCapture: function dragOverAnimationCapture(_ref11) {
+ var dragRect = _ref11.dragRect,
+ isOwner = _ref11.isOwner,
+ activeSortable = _ref11.activeSortable;
+ multiDragElements.forEach(function (multiDragElement) {
+ multiDragElement.thisAnimationDuration = null;
+ });
+
+ if (activeSortable.options.animation && !isOwner && activeSortable.multiDrag.isMultiDrag) {
+ clonesFromRect = _extends({}, dragRect);
+ var dragMatrix = matrix(dragEl$1, true);
+ clonesFromRect.top -= dragMatrix.f;
+ clonesFromRect.left -= dragMatrix.e;
+ }
+ },
+ dragOverAnimationComplete: function dragOverAnimationComplete() {
+ if (folding) {
+ folding = false;
+ removeMultiDragElements();
+ }
+ },
+ drop: function drop(_ref12) {
+ var evt = _ref12.originalEvent,
+ rootEl = _ref12.rootEl,
+ parentEl = _ref12.parentEl,
+ sortable = _ref12.sortable,
+ dispatchSortableEvent = _ref12.dispatchSortableEvent,
+ oldIndex = _ref12.oldIndex,
+ putSortable = _ref12.putSortable;
+ var toSortable = putSortable || this.sortable;
+ if (!evt) return;
+ var options = this.options,
+ children = parentEl.children; // Multi-drag selection
+
+ if (!dragStarted) {
+ if (options.multiDragKey && !this.multiDragKeyDown) {
+ this._deselectMultiDrag();
+ }
+
+ toggleClass(dragEl$1, options.selectedClass, !~multiDragElements.indexOf(dragEl$1));
+
+ if (!~multiDragElements.indexOf(dragEl$1)) {
+ multiDragElements.push(dragEl$1);
+ dispatchEvent({
+ sortable: sortable,
+ rootEl: rootEl,
+ name: 'select',
+ targetEl: dragEl$1,
+ originalEvt: evt
+ }); // Modifier activated, select from last to dragEl
+
+ if (evt.shiftKey && lastMultiDragSelect && sortable.el.contains(lastMultiDragSelect)) {
+ var lastIndex = index(lastMultiDragSelect),
+ currentIndex = index(dragEl$1);
+
+ if (~lastIndex && ~currentIndex && lastIndex !== currentIndex) {
+ // Must include lastMultiDragSelect (select it), in case modified selection from no selection
+ // (but previous selection existed)
+ var n, i;
+
+ if (currentIndex > lastIndex) {
+ i = lastIndex;
+ n = currentIndex;
+ } else {
+ i = currentIndex;
+ n = lastIndex + 1;
+ }
+
+ for (; i < n; i++) {
+ if (~multiDragElements.indexOf(children[i])) continue;
+ toggleClass(children[i], options.selectedClass, true);
+ multiDragElements.push(children[i]);
+ dispatchEvent({
+ sortable: sortable,
+ rootEl: rootEl,
+ name: 'select',
+ targetEl: children[i],
+ originalEvt: evt
+ });
+ }
+ }
+ } else {
+ lastMultiDragSelect = dragEl$1;
+ }
+
+ multiDragSortable = toSortable;
+ } else {
+ multiDragElements.splice(multiDragElements.indexOf(dragEl$1), 1);
+ lastMultiDragSelect = null;
+ dispatchEvent({
+ sortable: sortable,
+ rootEl: rootEl,
+ name: 'deselect',
+ targetEl: dragEl$1,
+ originalEvt: evt
+ });
+ }
+ } // Multi-drag drop
+
+
+ if (dragStarted && this.isMultiDrag) {
+ folding = false; // Do not "unfold" after around dragEl if reverted
+
+ if ((parentEl[expando].options.sort || parentEl !== rootEl) && multiDragElements.length > 1) {
+ var dragRect = getRect(dragEl$1),
+ multiDragIndex = index(dragEl$1, ':not(.' + this.options.selectedClass + ')');
+ if (!initialFolding && options.animation) dragEl$1.thisAnimationDuration = null;
+ toSortable.captureAnimationState();
+
+ if (!initialFolding) {
+ if (options.animation) {
+ dragEl$1.fromRect = dragRect;
+ multiDragElements.forEach(function (multiDragElement) {
+ multiDragElement.thisAnimationDuration = null;
+
+ if (multiDragElement !== dragEl$1) {
+ var rect = folding ? getRect(multiDragElement) : dragRect;
+ multiDragElement.fromRect = rect; // Prepare unfold animation
+
+ toSortable.addAnimationState({
+ target: multiDragElement,
+ rect: rect
+ });
+ }
+ });
+ } // Multi drag elements are not necessarily removed from the DOM on drop, so to reinsert
+ // properly they must all be removed
+
+
+ removeMultiDragElements();
+ multiDragElements.forEach(function (multiDragElement) {
+ if (children[multiDragIndex]) {
+ parentEl.insertBefore(multiDragElement, children[multiDragIndex]);
+ } else {
+ parentEl.appendChild(multiDragElement);
+ }
+
+ multiDragIndex++;
+ }); // If initial folding is done, the elements may have changed position because they are now
+ // unfolding around dragEl, even though dragEl may not have his index changed, so update event
+ // must be fired here as Sortable will not.
+
+ if (oldIndex === index(dragEl$1)) {
+ var update = false;
+ multiDragElements.forEach(function (multiDragElement) {
+ if (multiDragElement.sortableIndex !== index(multiDragElement)) {
+ update = true;
+ return;
+ }
+ });
+
+ if (update) {
+ dispatchSortableEvent('update');
+ }
+ }
+ } // Must be done after capturing individual rects (scroll bar)
+
+
+ multiDragElements.forEach(function (multiDragElement) {
+ unsetRect(multiDragElement);
+ });
+ toSortable.animateAll();
+ }
+
+ multiDragSortable = toSortable;
+ } // Remove clones if necessary
+
+
+ if (rootEl === parentEl || putSortable && putSortable.lastPutMode !== 'clone') {
+ multiDragClones.forEach(function (clone) {
+ clone.parentNode && clone.parentNode.removeChild(clone);
+ });
+ }
+ },
+ nullingGlobal: function nullingGlobal() {
+ this.isMultiDrag = dragStarted = false;
+ multiDragClones.length = 0;
+ },
+ destroyGlobal: function destroyGlobal() {
+ this._deselectMultiDrag();
+
+ off(document, 'pointerup', this._deselectMultiDrag);
+ off(document, 'mouseup', this._deselectMultiDrag);
+ off(document, 'touchend', this._deselectMultiDrag);
+ off(document, 'keydown', this._checkKeyDown);
+ off(document, 'keyup', this._checkKeyUp);
+ },
+ _deselectMultiDrag: function _deselectMultiDrag(evt) {
+ if (typeof dragStarted !== "undefined" && dragStarted) return; // Only deselect if selection is in this sortable
+
+ if (multiDragSortable !== this.sortable) return; // Only deselect if target is not item in this sortable
+
+ if (evt && closest(evt.target, this.options.draggable, this.sortable.el, false)) return; // Only deselect if left click
+
+ if (evt && evt.button !== 0) return;
+
+ while (multiDragElements.length) {
+ var el = multiDragElements[0];
+ toggleClass(el, this.options.selectedClass, false);
+ multiDragElements.shift();
+ dispatchEvent({
+ sortable: this.sortable,
+ rootEl: this.sortable.el,
+ name: 'deselect',
+ targetEl: el,
+ originalEvt: evt
+ });
+ }
+ },
+ _checkKeyDown: function _checkKeyDown(evt) {
+ if (evt.key === this.options.multiDragKey) {
+ this.multiDragKeyDown = true;
+ }
+ },
+ _checkKeyUp: function _checkKeyUp(evt) {
+ if (evt.key === this.options.multiDragKey) {
+ this.multiDragKeyDown = false;
+ }
+ }
+ };
+ return _extends(MultiDrag, {
+ // Static methods & properties
+ pluginName: 'multiDrag',
+ utils: {
+ /**
+ * Selects the provided multi-drag item
+ * @param {HTMLElement} el The element to be selected
+ */
+ select: function select(el) {
+ var sortable = el.parentNode[expando];
+ if (!sortable || !sortable.options.multiDrag || ~multiDragElements.indexOf(el)) return;
+
+ if (multiDragSortable && multiDragSortable !== sortable) {
+ multiDragSortable.multiDrag._deselectMultiDrag();
+
+ multiDragSortable = sortable;
+ }
+
+ toggleClass(el, sortable.options.selectedClass, true);
+ multiDragElements.push(el);
+ },
+
+ /**
+ * Deselects the provided multi-drag item
+ * @param {HTMLElement} el The element to be deselected
+ */
+ deselect: function deselect(el) {
+ var sortable = el.parentNode[expando],
+ index = multiDragElements.indexOf(el);
+ if (!sortable || !sortable.options.multiDrag || !~index) return;
+ toggleClass(el, sortable.options.selectedClass, false);
+ multiDragElements.splice(index, 1);
+ }
+ },
+ eventProperties: function eventProperties() {
+ var _this3 = this;
+
+ var oldIndicies = [],
+ newIndicies = [];
+ multiDragElements.forEach(function (multiDragElement) {
+ oldIndicies.push({
+ multiDragElement: multiDragElement,
+ index: multiDragElement.sortableIndex
+ }); // multiDragElements will already be sorted if folding
+
+ var newIndex;
+
+ if (folding && multiDragElement !== dragEl$1) {
+ newIndex = -1;
+ } else if (folding) {
+ newIndex = index(multiDragElement, ':not(.' + _this3.options.selectedClass + ')');
+ } else {
+ newIndex = index(multiDragElement);
+ }
+
+ newIndicies.push({
+ multiDragElement: multiDragElement,
+ index: newIndex
+ });
+ });
+ return {
+ items: _toConsumableArray(multiDragElements),
+ clones: [].concat(multiDragClones),
+ oldIndicies: oldIndicies,
+ newIndicies: newIndicies
+ };
+ },
+ optionListeners: {
+ multiDragKey: function multiDragKey(key) {
+ key = key.toLowerCase();
+
+ if (key === 'ctrl') {
+ key = 'Control';
+ } else if (key.length > 1) {
+ key = key.charAt(0).toUpperCase() + key.substr(1);
+ }
+
+ return key;
+ }
+ }
+ });
+ }
+
+ function insertMultiDragElements(clonesInserted, rootEl) {
+ multiDragElements.forEach(function (multiDragElement, i) {
+ var target = rootEl.children[multiDragElement.sortableIndex + (clonesInserted ? Number(i) : 0)];
+
+ if (target) {
+ rootEl.insertBefore(multiDragElement, target);
+ } else {
+ rootEl.appendChild(multiDragElement);
+ }
+ });
+ }
+ /**
+ * Insert multi-drag clones
+ * @param {[Boolean]} elementsInserted Whether the multi-drag elements are inserted
+ * @param {HTMLElement} rootEl
+ */
+
+
+ function insertMultiDragClones(elementsInserted, rootEl) {
+ multiDragClones.forEach(function (clone, i) {
+ var target = rootEl.children[clone.sortableIndex + (elementsInserted ? Number(i) : 0)];
+
+ if (target) {
+ rootEl.insertBefore(clone, target);
+ } else {
+ rootEl.appendChild(clone);
+ }
+ });
+ }
+
+ function removeMultiDragElements() {
+ multiDragElements.forEach(function (multiDragElement) {
+ if (multiDragElement === dragEl$1) return;
+ multiDragElement.parentNode && multiDragElement.parentNode.removeChild(multiDragElement);
+ });
+ }
+
+ Sortable.mount(new AutoScrollPlugin());
+ Sortable.mount(Remove, Revert);
+
+ Sortable.mount(new SwapPlugin());
+ Sortable.mount(new MultiDragPlugin());
+
+ return Sortable;
+
+})));
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 08:11:04 +0000