diff --git a/dist/dragula.js b/dist/dragula.js index 67b93812..efd651d4 100644 --- a/dist/dragula.js +++ b/dist/dragula.js @@ -42,6 +42,11 @@ var crossvent = require('crossvent'); var classes = require('./classes'); var doc = document; var documentElement = doc.documentElement; +var _autoScrollingInterval; // reference to auto scrolling +// A simple requestAnimationFrame polyfill +var raf = window.requestAnimationFrame || window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || window.msRequestAnimationFrame || + window.oRequestAnimationFrame || function(callback){ setTimeout(callback, 1000 / 60); }; function dragula (initialContainers, options) { var len = arguments.length; @@ -76,6 +81,7 @@ function dragula (initialContainers, options) { if (o.direction === void 0) { o.direction = 'vertical'; } if (o.ignoreInputTextSelection === void 0) { o.ignoreInputTextSelection = true; } if (o.mirrorContainer === void 0) { o.mirrorContainer = doc.body; } + if (o.scrollEdge === void 0) { o.scrollEdge = 36; } var drake = emitter({ containers: o.containers, @@ -255,6 +261,7 @@ function dragula (initialContainers, options) { function end () { if (!drake.dragging) { + cancelAnimationFrame(_autoScrollingInterval); return; } var item = _copy || _item; @@ -340,6 +347,7 @@ function dragula (initialContainers, options) { function cleanup () { var item = _copy || _item; + cancelAnimationFrame(_autoScrollingInterval); ungrab(); removeMirrorImage(); if (item) { @@ -392,9 +400,12 @@ function dragula (initialContainers, options) { } function drag (e) { - if (!_mirror) { - return; - } + if (!_mirror) { return; } + // For iframe. When dragging an item and mouse moves out of the iframe and + // mouseup, then decides to move back, the event will be 0 so we should + // just call cancel. + if (whichMouseButton(e) === 0) { cancel(); } + e.preventDefault(); var clientX = getCoord('clientX', e); @@ -446,6 +457,8 @@ function dragula (initialContainers, options) { function moved (type) { drake.emit(type, item, _lastDropTarget, _source); } function over () { if (changed) { moved('over'); } } function out () { if (_lastDropTarget) { moved('out'); } } + + startScroll(_item, e, o); } function spillOver (el) { @@ -642,14 +655,92 @@ function getCoord (coord, e) { return host[coord]; } +function getScrollContainer(node) { + if (node === null) { return null; } + // NOTE: Manually calculating height because IE's `clientHeight` isn't always + // reliable. + var nodeOuterHeight = parseFloat(window.getComputedStyle(node).getPropertyValue('height')) + + parseFloat(window.getComputedStyle(node).getPropertyValue('padding-top')) + + parseFloat(window.getComputedStyle(node).getPropertyValue('padding-bottom')); + if (node.scrollHeight > Math.ceil(nodeOuterHeight)) { return node; } + + var REGEX_BODY_HTML = new RegExp('(body|html)', 'i'); + + if (!REGEX_BODY_HTML.test(node.parentNode.tagName)) { return getScrollContainer(node.parentNode); } + + return null; +} + +function startAutoScrolling(node, amount, direction) { + _autoScrollingInterval = raf(function() { + startAutoScrolling(node, amount, direction); + }); + + return node[direction] += (amount * 0.25); +} + +function startScroll(item, event, options) { + var scrollingElement = null; + var scrollEdge = options.scrollEdge; + var scrollSpeed = 20; + var scrollContainer = getScrollContainer(item); + var pageX = null; + var pageY = null; + + if (event.touches) { + pageX = event.touches[0].pageX; + pageY = event.touches[0].pageY; + } else { + pageX = event.pageX; + pageY = event.pageY; + } + + cancelAnimationFrame(_autoScrollingInterval); + + // If a container contains the list that is scrollable + if (scrollContainer) { + + // Scrolling vertically + if (pageY - getOffset(scrollContainer).top < scrollEdge) { + startAutoScrolling(scrollContainer, -scrollSpeed, 'scrollTop'); + } else if ((getOffset(scrollContainer).top + scrollContainer.getBoundingClientRect().height) - pageY < scrollEdge) { + startAutoScrolling(scrollContainer, scrollSpeed, 'scrollTop'); + } + + // Scrolling horizontally + if (pageX - scrollContainer.getBoundingClientRect().left < scrollEdge) { + startAutoScrolling(scrollContainer, -scrollSpeed, 'scrollLeft'); + } else if ((getOffset(scrollContainer).left + scrollContainer.getBoundingClientRect().width) - pageX < scrollEdge) { + startAutoScrolling(scrollContainer, scrollSpeed, 'scrollLeft'); + } + + // If the window contains the list + } else { + scrollingElement = document.scrollingElement || document.documentElement || document.body; + + // Scrolling vertically + // NOTE: Using `window.pageYOffset` here because IE doesn't have `window.scrollY`. + if ((pageY - window.pageYOffset) < scrollEdge) { + startAutoScrolling(scrollingElement, -scrollSpeed, 'scrollTop'); + } else if ((window.innerHeight - (pageY - window.pageYOffset)) < scrollEdge) { + startAutoScrolling(scrollingElement, scrollSpeed, 'scrollTop'); + } + + // Scrolling horizontally + // NOTE: Using `window.pageXOffset` here because IE doesn't have `window.scrollX`. + if ((pageX - window.pageXOffset) < scrollEdge) { + startAutoScrolling(scrollingElement, -scrollSpeed, 'scrollLeft'); + } else if ((window.innerWidth - (pageX - window.pageXOffset)) < scrollEdge) { + startAutoScrolling(scrollingElement, scrollSpeed, 'scrollLeft'); + } + } +} + module.exports = dragula; }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"./classes":1,"contra/emitter":5,"crossvent":6}],3:[function(require,module,exports){ -module.exports = function atoa (a, n) { return Array.prototype.slice.call(a, n); } - -},{}],4:[function(require,module,exports){ +},{"./classes":1,"contra/emitter":4,"crossvent":8}],3:[function(require,module,exports){ 'use strict'; var ticky = require('ticky'); @@ -661,7 +752,7 @@ module.exports = function debounce (fn, args, ctx) { }); }; -},{"ticky":9}],5:[function(require,module,exports){ +},{"ticky":6}],4:[function(require,module,exports){ 'use strict'; var atoa = require('atoa'); @@ -717,7 +808,72 @@ module.exports = function emitter (thing, options) { return thing; }; -},{"./debounce":4,"atoa":3}],6:[function(require,module,exports){ +},{"./debounce":3,"atoa":5}],5:[function(require,module,exports){ +module.exports = function atoa (a, n) { return Array.prototype.slice.call(a, n); } + +},{}],6:[function(require,module,exports){ +var si = typeof setImmediate === 'function', tick; +if (si) { + tick = function (fn) { setImmediate(fn); }; +} else { + tick = function (fn) { setTimeout(fn, 0); }; +} + +module.exports = tick; +},{}],7:[function(require,module,exports){ +(function (global){ + +var NativeCustomEvent = global.CustomEvent; + +function useNative () { + try { + var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } }); + return 'cat' === p.type && 'bar' === p.detail.foo; + } catch (e) { + } + return false; +} + +/** + * Cross-browser `CustomEvent` constructor. + * + * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent + * + * @public + */ + +module.exports = useNative() ? NativeCustomEvent : + +// IE >= 9 +'function' === typeof document.createEvent ? function CustomEvent (type, params) { + var e = document.createEvent('CustomEvent'); + if (params) { + e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail); + } else { + e.initCustomEvent(type, false, false, void 0); + } + return e; +} : + +// IE <= 8 +function CustomEvent (type, params) { + var e = document.createEventObject(); + e.type = type; + if (params) { + e.bubbles = Boolean(params.bubbles); + e.cancelable = Boolean(params.cancelable); + e.detail = params.detail; + } else { + e.bubbles = false; + e.cancelable = false; + e.detail = void 0; + } + return e; +} + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) + +},{}],8:[function(require,module,exports){ (function (global){ 'use strict'; @@ -823,7 +979,7 @@ function find (el, type, fn) { }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"./eventmap":7,"custom-event":8}],7:[function(require,module,exports){ +},{"./eventmap":9,"custom-event":7}],9:[function(require,module,exports){ (function (global){ 'use strict'; @@ -841,68 +997,6 @@ module.exports = eventmap; }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{}],8:[function(require,module,exports){ -(function (global){ - -var NativeCustomEvent = global.CustomEvent; - -function useNative () { - try { - var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } }); - return 'cat' === p.type && 'bar' === p.detail.foo; - } catch (e) { - } - return false; -} - -/** - * Cross-browser `CustomEvent` constructor. - * - * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent - * - * @public - */ - -module.exports = useNative() ? NativeCustomEvent : - -// IE >= 9 -'function' === typeof document.createEvent ? function CustomEvent (type, params) { - var e = document.createEvent('CustomEvent'); - if (params) { - e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail); - } else { - e.initCustomEvent(type, false, false, void 0); - } - return e; -} : - -// IE <= 8 -function CustomEvent (type, params) { - var e = document.createEventObject(); - e.type = type; - if (params) { - e.bubbles = Boolean(params.bubbles); - e.cancelable = Boolean(params.cancelable); - e.detail = params.detail; - } else { - e.bubbles = false; - e.cancelable = false; - e.detail = void 0; - } - return e; -} - -}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) - -},{}],9:[function(require,module,exports){ -var si = typeof setImmediate === 'function', tick; -if (si) { - tick = function (fn) { setImmediate(fn); }; -} else { - tick = function (fn) { setTimeout(fn, 0); }; -} - -module.exports = tick; },{}]},{},[2])(2) }); -//# 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})","'use strict';\n\nvar cache = {};\nvar start = '(?:^|\\\\s)';\nvar end = '(?:\\\\s|$)';\n\nfunction lookupClass (className) {\n  var cached = cache[className];\n  if (cached) {\n    cached.lastIndex = 0;\n  } else {\n    cache[className] = cached = new RegExp(start + className + end, 'g');\n  }\n  return cached;\n}\n\nfunction addClass (el, className) {\n  var current = el.className;\n  if (!current.length) {\n    el.className = className;\n  } else if (!lookupClass(className).test(current)) {\n    el.className += ' ' + className;\n  }\n}\n\nfunction rmClass (el, className) {\n  el.className = el.className.replace(lookupClass(className), ' ').trim();\n}\n\nmodule.exports = {\n  add: addClass,\n  rm: rmClass\n};\n","'use strict';\n\nvar emitter = require('contra/emitter');\nvar crossvent = require('crossvent');\nvar classes = require('./classes');\nvar doc = document;\nvar documentElement = doc.documentElement;\n\nfunction dragula (initialContainers, options) {\n  var len = arguments.length;\n  if (len === 1 && Array.isArray(initialContainers) === false) {\n    options = initialContainers;\n    initialContainers = [];\n  }\n  var _mirror; // mirror image\n  var _source; // source container\n  var _item; // item being dragged\n  var _offsetX; // reference x\n  var _offsetY; // reference y\n  var _moveX; // reference move x\n  var _moveY; // reference move y\n  var _initialSibling; // reference sibling when grabbed\n  var _currentSibling; // reference sibling now\n  var _copy; // item used for copying\n  var _renderTimer; // timer for setTimeout renderMirrorImage\n  var _lastDropTarget = null; // last container item was over\n  var _grabbed; // holds mousedown context until first mousemove\n\n  var o = options || {};\n  if (o.moves === void 0) { o.moves = always; }\n  if (o.accepts === void 0) { o.accepts = always; }\n  if (o.invalid === void 0) { o.invalid = invalidTarget; }\n  if (o.containers === void 0) { o.containers = initialContainers || []; }\n  if (o.isContainer === void 0) { o.isContainer = never; }\n  if (o.copy === void 0) { o.copy = false; }\n  if (o.copySortSource === void 0) { o.copySortSource = false; }\n  if (o.revertOnSpill === void 0) { o.revertOnSpill = false; }\n  if (o.removeOnSpill === void 0) { o.removeOnSpill = false; }\n  if (o.direction === void 0) { o.direction = 'vertical'; }\n  if (o.ignoreInputTextSelection === void 0) { o.ignoreInputTextSelection = true; }\n  if (o.mirrorContainer === void 0) { o.mirrorContainer = doc.body; }\n\n  var drake = emitter({\n    containers: o.containers,\n    start: manualStart,\n    end: end,\n    cancel: cancel,\n    remove: remove,\n    destroy: destroy,\n    canMove: canMove,\n    dragging: false\n  });\n\n  if (o.removeOnSpill === true) {\n    drake.on('over', spillOver).on('out', spillOut);\n  }\n\n  events();\n\n  return drake;\n\n  function isContainer (el) {\n    return drake.containers.indexOf(el) !== -1 || o.isContainer(el);\n  }\n\n  function events (remove) {\n    var op = remove ? 'remove' : 'add';\n    touchy(documentElement, op, 'mousedown', grab);\n    touchy(documentElement, op, 'mouseup', release);\n  }\n\n  function eventualMovements (remove) {\n    var op = remove ? 'remove' : 'add';\n    touchy(documentElement, op, 'mousemove', startBecauseMouseMoved);\n  }\n\n  function movements (remove) {\n    var op = remove ? 'remove' : 'add';\n    crossvent[op](documentElement, 'selectstart', preventGrabbed); // IE8\n    crossvent[op](documentElement, 'click', preventGrabbed);\n  }\n\n  function destroy () {\n    events(true);\n    release({});\n  }\n\n  function preventGrabbed (e) {\n    if (_grabbed) {\n      e.preventDefault();\n    }\n  }\n\n  function grab (e) {\n    _moveX = e.clientX;\n    _moveY = e.clientY;\n\n    var ignore = whichMouseButton(e) !== 1 || e.metaKey || e.ctrlKey;\n    if (ignore) {\n      return; // we only care about honest-to-god left clicks and touch events\n    }\n    var item = e.target;\n    var context = canStart(item);\n    if (!context) {\n      return;\n    }\n    _grabbed = context;\n    eventualMovements();\n    if (e.type === 'mousedown') {\n      if (isInput(item)) { // see also: https://github.com/bevacqua/dragula/issues/208\n        item.focus(); // fixes https://github.com/bevacqua/dragula/issues/176\n      } else {\n        e.preventDefault(); // fixes https://github.com/bevacqua/dragula/issues/155\n      }\n    }\n  }\n\n  function startBecauseMouseMoved (e) {\n    if (!_grabbed) {\n      return;\n    }\n    if (whichMouseButton(e) === 0) {\n      release({});\n      return; // when text is selected on an input and then dragged, mouseup doesn't fire. this is our only hope\n    }\n    // truthy check fixes #239, equality fixes #207\n    if (e.clientX !== void 0 && e.clientX === _moveX && e.clientY !== void 0 && e.clientY === _moveY) {\n      return;\n    }\n    if (o.ignoreInputTextSelection) {\n      var clientX = getCoord('clientX', e);\n      var clientY = getCoord('clientY', e);\n      var elementBehindCursor = doc.elementFromPoint(clientX, clientY);\n      if (isInput(elementBehindCursor)) {\n        return;\n      }\n    }\n\n    var grabbed = _grabbed; // call to end() unsets _grabbed\n    eventualMovements(true);\n    movements();\n    end();\n    start(grabbed);\n\n    var offset = getOffset(_item);\n    _offsetX = getCoord('pageX', e) - offset.left;\n    _offsetY = getCoord('pageY', e) - offset.top;\n\n    classes.add(_copy || _item, 'gu-transit');\n    renderMirrorImage();\n    drag(e);\n  }\n\n  function canStart (item) {\n    if (drake.dragging && _mirror) {\n      return;\n    }\n    if (isContainer(item)) {\n      return; // don't drag container itself\n    }\n    var handle = item;\n    while (getParent(item) && isContainer(getParent(item)) === false) {\n      if (o.invalid(item, handle)) {\n        return;\n      }\n      item = getParent(item); // drag target should be a top element\n      if (!item) {\n        return;\n      }\n    }\n    var source = getParent(item);\n    if (!source) {\n      return;\n    }\n    if (o.invalid(item, handle)) {\n      return;\n    }\n\n    var movable = o.moves(item, source, handle, nextEl(item));\n    if (!movable) {\n      return;\n    }\n\n    return {\n      item: item,\n      source: source\n    };\n  }\n\n  function canMove (item) {\n    return !!canStart(item);\n  }\n\n  function manualStart (item) {\n    var context = canStart(item);\n    if (context) {\n      start(context);\n    }\n  }\n\n  function start (context) {\n    if (isCopy(context.item, context.source)) {\n      _copy = context.item.cloneNode(true);\n      drake.emit('cloned', _copy, context.item, 'copy');\n    }\n\n    _source = context.source;\n    _item = context.item;\n    _initialSibling = _currentSibling = nextEl(context.item);\n\n    drake.dragging = true;\n    drake.emit('drag', _item, _source);\n  }\n\n  function invalidTarget () {\n    return false;\n  }\n\n  function end () {\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    drop(item, getParent(item));\n  }\n\n  function ungrab () {\n    _grabbed = false;\n    eventualMovements(true);\n    movements(true);\n  }\n\n  function release (e) {\n    ungrab();\n\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    var clientX = getCoord('clientX', e);\n    var clientY = getCoord('clientY', e);\n    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);\n    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);\n    if (dropTarget && ((_copy && o.copySortSource) || (!_copy || dropTarget !== _source))) {\n      drop(item, dropTarget);\n    } else if (o.removeOnSpill) {\n      remove();\n    } else {\n      cancel();\n    }\n  }\n\n  function drop (item, target) {\n    var parent = getParent(item);\n    if (_copy && o.copySortSource && target === _source) {\n      parent.removeChild(_item);\n    }\n    if (isInitialPlacement(target)) {\n      drake.emit('cancel', item, _source, _source);\n    } else {\n      drake.emit('drop', item, target, _source, _currentSibling);\n    }\n    cleanup();\n  }\n\n  function remove () {\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    var parent = getParent(item);\n    if (parent) {\n      parent.removeChild(item);\n    }\n    drake.emit(_copy ? 'cancel' : 'remove', item, parent, _source);\n    cleanup();\n  }\n\n  function cancel (revert) {\n    if (!drake.dragging) {\n      return;\n    }\n    var reverts = arguments.length > 0 ? revert : o.revertOnSpill;\n    var item = _copy || _item;\n    var parent = getParent(item);\n    var initial = isInitialPlacement(parent);\n    if (initial === false && reverts) {\n      if (_copy) {\n        if (parent) {\n          parent.removeChild(_copy);\n        }\n      } else {\n        _source.insertBefore(item, _initialSibling);\n      }\n    }\n    if (initial || reverts) {\n      drake.emit('cancel', item, _source, _source);\n    } else {\n      drake.emit('drop', item, parent, _source, _currentSibling);\n    }\n    cleanup();\n  }\n\n  function cleanup () {\n    var item = _copy || _item;\n    ungrab();\n    removeMirrorImage();\n    if (item) {\n      classes.rm(item, 'gu-transit');\n    }\n    if (_renderTimer) {\n      clearTimeout(_renderTimer);\n    }\n    drake.dragging = false;\n    if (_lastDropTarget) {\n      drake.emit('out', item, _lastDropTarget, _source);\n    }\n    drake.emit('dragend', item);\n    _source = _item = _copy = _initialSibling = _currentSibling = _renderTimer = _lastDropTarget = null;\n  }\n\n  function isInitialPlacement (target, s) {\n    var sibling;\n    if (s !== void 0) {\n      sibling = s;\n    } else if (_mirror) {\n      sibling = _currentSibling;\n    } else {\n      sibling = nextEl(_copy || _item);\n    }\n    return target === _source && sibling === _initialSibling;\n  }\n\n  function findDropTarget (elementBehindCursor, clientX, clientY) {\n    var target = elementBehindCursor;\n    while (target && !accepted()) {\n      target = getParent(target);\n    }\n    return target;\n\n    function accepted () {\n      var droppable = isContainer(target);\n      if (droppable === false) {\n        return false;\n      }\n\n      var immediate = getImmediateChild(target, elementBehindCursor);\n      var reference = getReference(target, immediate, clientX, clientY);\n      var initial = isInitialPlacement(target, reference);\n      if (initial) {\n        return true; // should always be able to drop it right back where it was\n      }\n      return o.accepts(_item, target, _source, reference);\n    }\n  }\n\n  function drag (e) {\n    if (!_mirror) {\n      return;\n    }\n    e.preventDefault();\n\n    var clientX = getCoord('clientX', e);\n    var clientY = getCoord('clientY', e);\n    var x = clientX - _offsetX;\n    var y = clientY - _offsetY;\n\n    _mirror.style.left = x + 'px';\n    _mirror.style.top = y + 'px';\n\n    var item = _copy || _item;\n    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);\n    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);\n    var changed = dropTarget !== null && dropTarget !== _lastDropTarget;\n    if (changed || dropTarget === null) {\n      out();\n      _lastDropTarget = dropTarget;\n      over();\n    }\n    var parent = getParent(item);\n    if (dropTarget === _source && _copy && !o.copySortSource) {\n      if (parent) {\n        parent.removeChild(item);\n      }\n      return;\n    }\n    var reference;\n    var immediate = getImmediateChild(dropTarget, elementBehindCursor);\n    if (immediate !== null) {\n      reference = getReference(dropTarget, immediate, clientX, clientY);\n    } else if (o.revertOnSpill === true && !_copy) {\n      reference = _initialSibling;\n      dropTarget = _source;\n    } else {\n      if (_copy && parent) {\n        parent.removeChild(item);\n      }\n      return;\n    }\n    if (\n      (reference === null && changed) ||\n      reference !== item &&\n      reference !== nextEl(item)\n    ) {\n      _currentSibling = reference;\n      dropTarget.insertBefore(item, reference);\n      drake.emit('shadow', item, dropTarget, _source);\n    }\n    function moved (type) { drake.emit(type, item, _lastDropTarget, _source); }\n    function over () { if (changed) { moved('over'); } }\n    function out () { if (_lastDropTarget) { moved('out'); } }\n  }\n\n  function spillOver (el) {\n    classes.rm(el, 'gu-hide');\n  }\n\n  function spillOut (el) {\n    if (drake.dragging) { classes.add(el, 'gu-hide'); }\n  }\n\n  function renderMirrorImage () {\n    if (_mirror) {\n      return;\n    }\n    var rect = _item.getBoundingClientRect();\n    _mirror = _item.cloneNode(true);\n    _mirror.style.width = getRectWidth(rect) + 'px';\n    _mirror.style.height = getRectHeight(rect) + 'px';\n    classes.rm(_mirror, 'gu-transit');\n    classes.add(_mirror, 'gu-mirror');\n    o.mirrorContainer.appendChild(_mirror);\n    touchy(documentElement, 'add', 'mousemove', drag);\n    classes.add(o.mirrorContainer, 'gu-unselectable');\n    drake.emit('cloned', _mirror, _item, 'mirror');\n  }\n\n  function removeMirrorImage () {\n    if (_mirror) {\n      classes.rm(o.mirrorContainer, 'gu-unselectable');\n      touchy(documentElement, 'remove', 'mousemove', drag);\n      getParent(_mirror).removeChild(_mirror);\n      _mirror = null;\n    }\n  }\n\n  function getImmediateChild (dropTarget, target) {\n    var immediate = target;\n    while (immediate !== dropTarget && getParent(immediate) !== dropTarget) {\n      immediate = getParent(immediate);\n    }\n    if (immediate === documentElement) {\n      return null;\n    }\n    return immediate;\n  }\n\n  function getReference (dropTarget, target, x, y) {\n    var horizontal = o.direction === 'horizontal';\n    var reference = target !== dropTarget ? inside() : outside();\n    return reference;\n\n    function outside () { // slower, but able to figure out any position\n      var len = dropTarget.children.length;\n      var i;\n      var el;\n      var rect;\n      for (i = 0; i < len; i++) {\n        el = dropTarget.children[i];\n        rect = el.getBoundingClientRect();\n        if (horizontal && (rect.left + rect.width / 2) > x) { return el; }\n        if (!horizontal && (rect.top + rect.height / 2) > y) { return el; }\n      }\n      return null;\n    }\n\n    function inside () { // faster, but only available if dropped inside a child element\n      var rect = target.getBoundingClientRect();\n      if (horizontal) {\n        return resolve(x > rect.left + getRectWidth(rect) / 2);\n      }\n      return resolve(y > rect.top + getRectHeight(rect) / 2);\n    }\n\n    function resolve (after) {\n      return after ? nextEl(target) : target;\n    }\n  }\n\n  function isCopy (item, container) {\n    return typeof o.copy === 'boolean' ? o.copy : o.copy(item, container);\n  }\n}\n\nfunction touchy (el, op, type, fn) {\n  var touch = {\n    mouseup: 'touchend',\n    mousedown: 'touchstart',\n    mousemove: 'touchmove'\n  };\n  var pointers = {\n    mouseup: 'pointerup',\n    mousedown: 'pointerdown',\n    mousemove: 'pointermove'\n  };\n  var microsoft = {\n    mouseup: 'MSPointerUp',\n    mousedown: 'MSPointerDown',\n    mousemove: 'MSPointerMove'\n  };\n  if (global.navigator.pointerEnabled) {\n    crossvent[op](el, pointers[type], fn);\n  } else if (global.navigator.msPointerEnabled) {\n    crossvent[op](el, microsoft[type], fn);\n  } else {\n    crossvent[op](el, touch[type], fn);\n    crossvent[op](el, type, fn);\n  }\n}\n\nfunction whichMouseButton (e) {\n  if (e.touches !== void 0) { return e.touches.length; }\n  if (e.which !== void 0 && e.which !== 0) { return e.which; } // see https://github.com/bevacqua/dragula/issues/261\n  if (e.buttons !== void 0) { return e.buttons; }\n  var button = e.button;\n  if (button !== void 0) { // see https://github.com/jquery/jquery/blob/99e8ff1baa7ae341e94bb89c3e84570c7c3ad9ea/src/event.js#L573-L575\n    return button & 1 ? 1 : button & 2 ? 3 : (button & 4 ? 2 : 0);\n  }\n}\n\nfunction getOffset (el) {\n  var rect = el.getBoundingClientRect();\n  return {\n    left: rect.left + getScroll('scrollLeft', 'pageXOffset'),\n    top: rect.top + getScroll('scrollTop', 'pageYOffset')\n  };\n}\n\nfunction getScroll (scrollProp, offsetProp) {\n  if (typeof global[offsetProp] !== 'undefined') {\n    return global[offsetProp];\n  }\n  if (documentElement.clientHeight) {\n    return documentElement[scrollProp];\n  }\n  return doc.body[scrollProp];\n}\n\nfunction getElementBehindPoint (point, x, y) {\n  var p = point || {};\n  var state = p.className;\n  var el;\n  p.className += ' gu-hide';\n  el = doc.elementFromPoint(x, y);\n  p.className = state;\n  return el;\n}\n\nfunction never () { return false; }\nfunction always () { return true; }\nfunction getRectWidth (rect) { return rect.width || (rect.right - rect.left); }\nfunction getRectHeight (rect) { return rect.height || (rect.bottom - rect.top); }\nfunction getParent (el) { return el.parentNode === doc ? null : el.parentNode; }\nfunction isInput (el) { return el.tagName === 'INPUT' || el.tagName === 'TEXTAREA' || el.tagName === 'SELECT' || isEditable(el); }\nfunction isEditable (el) {\n  if (!el) { return false; } // no parents were editable\n  if (el.contentEditable === 'false') { return false; } // stop the lookup\n  if (el.contentEditable === 'true') { return true; } // found a contentEditable element in the chain\n  return isEditable(getParent(el)); // contentEditable is set to 'inherit'\n}\n\nfunction nextEl (el) {\n  return el.nextElementSibling || manually();\n  function manually () {\n    var sibling = el;\n    do {\n      sibling = sibling.nextSibling;\n    } while (sibling && sibling.nodeType !== 1);\n    return sibling;\n  }\n}\n\nfunction getEventHost (e) {\n  // on touchend event, we have to use `e.changedTouches`\n  // see http://stackoverflow.com/questions/7192563/touchend-event-properties\n  // see https://github.com/bevacqua/dragula/issues/34\n  if (e.targetTouches && e.targetTouches.length) {\n    return e.targetTouches[0];\n  }\n  if (e.changedTouches && e.changedTouches.length) {\n    return e.changedTouches[0];\n  }\n  return e;\n}\n\nfunction getCoord (coord, e) {\n  var host = getEventHost(e);\n  var missMap = {\n    pageX: 'clientX', // IE8\n    pageY: 'clientY' // IE8\n  };\n  if (coord in missMap && !(coord in host) && missMap[coord] in host) {\n    coord = missMap[coord];\n  }\n  return host[coord];\n}\n\nmodule.exports = dragula;\n","module.exports = function atoa (a, n) { return Array.prototype.slice.call(a, n); }\n","'use strict';\n\nvar ticky = require('ticky');\n\nmodule.exports = function debounce (fn, args, ctx) {\n  if (!fn) { return; }\n  ticky(function run () {\n    fn.apply(ctx || null, args || []);\n  });\n};\n","'use strict';\n\nvar atoa = require('atoa');\nvar debounce = require('./debounce');\n\nmodule.exports = function emitter (thing, options) {\n  var opts = options || {};\n  var evt = {};\n  if (thing === undefined) { thing = {}; }\n  thing.on = function (type, fn) {\n    if (!evt[type]) {\n      evt[type] = [fn];\n    } else {\n      evt[type].push(fn);\n    }\n    return thing;\n  };\n  thing.once = function (type, fn) {\n    fn._once = true; // thing.off(fn) still works!\n    thing.on(type, fn);\n    return thing;\n  };\n  thing.off = function (type, fn) {\n    var c = arguments.length;\n    if (c === 1) {\n      delete evt[type];\n    } else if (c === 0) {\n      evt = {};\n    } else {\n      var et = evt[type];\n      if (!et) { return thing; }\n      et.splice(et.indexOf(fn), 1);\n    }\n    return thing;\n  };\n  thing.emit = function () {\n    var args = atoa(arguments);\n    return thing.emitterSnapshot(args.shift()).apply(this, args);\n  };\n  thing.emitterSnapshot = function (type) {\n    var et = (evt[type] || []).slice(0);\n    return function () {\n      var args = atoa(arguments);\n      var ctx = this || thing;\n      if (type === 'error' && opts.throws !== false && !et.length) { throw args.length === 1 ? args[0] : args; }\n      et.forEach(function emitter (listen) {\n        if (opts.async) { debounce(listen, args, ctx); } else { listen.apply(ctx, args); }\n        if (listen._once) { thing.off(type, listen); }\n      });\n      return thing;\n    };\n  };\n  return thing;\n};\n","'use strict';\n\nvar customEvent = require('custom-event');\nvar eventmap = require('./eventmap');\nvar doc = global.document;\nvar addEvent = addEventEasy;\nvar removeEvent = removeEventEasy;\nvar hardCache = [];\n\nif (!global.addEventListener) {\n  addEvent = addEventHard;\n  removeEvent = removeEventHard;\n}\n\nmodule.exports = {\n  add: addEvent,\n  remove: removeEvent,\n  fabricate: fabricateEvent\n};\n\nfunction addEventEasy (el, type, fn, capturing) {\n  return el.addEventListener(type, fn, capturing);\n}\n\nfunction addEventHard (el, type, fn) {\n  return el.attachEvent('on' + type, wrap(el, type, fn));\n}\n\nfunction removeEventEasy (el, type, fn, capturing) {\n  return el.removeEventListener(type, fn, capturing);\n}\n\nfunction removeEventHard (el, type, fn) {\n  var listener = unwrap(el, type, fn);\n  if (listener) {\n    return el.detachEvent('on' + type, listener);\n  }\n}\n\nfunction fabricateEvent (el, type, model) {\n  var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();\n  if (el.dispatchEvent) {\n    el.dispatchEvent(e);\n  } else {\n    el.fireEvent('on' + type, e);\n  }\n  function makeClassicEvent () {\n    var e;\n    if (doc.createEvent) {\n      e = doc.createEvent('Event');\n      e.initEvent(type, true, true);\n    } else if (doc.createEventObject) {\n      e = doc.createEventObject();\n    }\n    return e;\n  }\n  function makeCustomEvent () {\n    return new customEvent(type, { detail: model });\n  }\n}\n\nfunction wrapperFactory (el, type, fn) {\n  return function wrapper (originalEvent) {\n    var e = originalEvent || global.event;\n    e.target = e.target || e.srcElement;\n    e.preventDefault = e.preventDefault || function preventDefault () { e.returnValue = false; };\n    e.stopPropagation = e.stopPropagation || function stopPropagation () { e.cancelBubble = true; };\n    e.which = e.which || e.keyCode;\n    fn.call(el, e);\n  };\n}\n\nfunction wrap (el, type, fn) {\n  var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);\n  hardCache.push({\n    wrapper: wrapper,\n    element: el,\n    type: type,\n    fn: fn\n  });\n  return wrapper;\n}\n\nfunction unwrap (el, type, fn) {\n  var i = find(el, type, fn);\n  if (i) {\n    var wrapper = hardCache[i].wrapper;\n    hardCache.splice(i, 1); // free up a tad of memory\n    return wrapper;\n  }\n}\n\nfunction find (el, type, fn) {\n  var i, item;\n  for (i = 0; i < hardCache.length; i++) {\n    item = hardCache[i];\n    if (item.element === el && item.type === type && item.fn === fn) {\n      return i;\n    }\n  }\n}\n","'use strict';\n\nvar eventmap = [];\nvar eventname = '';\nvar ron = /^on/;\n\nfor (eventname in global) {\n  if (ron.test(eventname)) {\n    eventmap.push(eventname.slice(2));\n  }\n}\n\nmodule.exports = eventmap;\n","\nvar NativeCustomEvent = global.CustomEvent;\n\nfunction useNative () {\n  try {\n    var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } });\n    return  'cat' === p.type && 'bar' === p.detail.foo;\n  } catch (e) {\n  }\n  return false;\n}\n\n/**\n * Cross-browser `CustomEvent` constructor.\n *\n * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent\n *\n * @public\n */\n\nmodule.exports = useNative() ? NativeCustomEvent :\n\n// IE >= 9\n'function' === typeof document.createEvent ? function CustomEvent (type, params) {\n  var e = document.createEvent('CustomEvent');\n  if (params) {\n    e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);\n  } else {\n    e.initCustomEvent(type, false, false, void 0);\n  }\n  return e;\n} :\n\n// IE <= 8\nfunction CustomEvent (type, params) {\n  var e = document.createEventObject();\n  e.type = type;\n  if (params) {\n    e.bubbles = Boolean(params.bubbles);\n    e.cancelable = Boolean(params.cancelable);\n    e.detail = params.detail;\n  } else {\n    e.bubbles = false;\n    e.cancelable = false;\n    e.detail = void 0;\n  }\n  return e;\n}\n","var si = typeof setImmediate === 'function', tick;\nif (si) {\n  tick = function (fn) { setImmediate(fn); };\n} else {\n  tick = function (fn) { setTimeout(fn, 0); };\n}\n\nmodule.exports = tick;"]} +//# 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})","'use strict';\n\nvar cache = {};\nvar start = '(?:^|\\\\s)';\nvar end = '(?:\\\\s|$)';\n\nfunction lookupClass (className) {\n  var cached = cache[className];\n  if (cached) {\n    cached.lastIndex = 0;\n  } else {\n    cache[className] = cached = new RegExp(start + className + end, 'g');\n  }\n  return cached;\n}\n\nfunction addClass (el, className) {\n  var current = el.className;\n  if (!current.length) {\n    el.className = className;\n  } else if (!lookupClass(className).test(current)) {\n    el.className += ' ' + className;\n  }\n}\n\nfunction rmClass (el, className) {\n  el.className = el.className.replace(lookupClass(className), ' ').trim();\n}\n\nmodule.exports = {\n  add: addClass,\n  rm: rmClass\n};\n","'use strict';\n\nvar emitter = require('contra/emitter');\nvar crossvent = require('crossvent');\nvar classes = require('./classes');\nvar doc = document;\nvar documentElement = doc.documentElement;\nvar _autoScrollingInterval; // reference to auto scrolling\n// A simple requestAnimationFrame polyfill\nvar raf = window.requestAnimationFrame || window.webkitRequestAnimationFrame ||\n  window.mozRequestAnimationFrame || window.msRequestAnimationFrame ||\n  window.oRequestAnimationFrame || function(callback){ setTimeout(callback, 1000 / 60); };\n\nfunction dragula (initialContainers, options) {\n  var len = arguments.length;\n  if (len === 1 && Array.isArray(initialContainers) === false) {\n    options = initialContainers;\n    initialContainers = [];\n  }\n  var _mirror; // mirror image\n  var _source; // source container\n  var _item; // item being dragged\n  var _offsetX; // reference x\n  var _offsetY; // reference y\n  var _moveX; // reference move x\n  var _moveY; // reference move y\n  var _initialSibling; // reference sibling when grabbed\n  var _currentSibling; // reference sibling now\n  var _copy; // item used for copying\n  var _renderTimer; // timer for setTimeout renderMirrorImage\n  var _lastDropTarget = null; // last container item was over\n  var _grabbed; // holds mousedown context until first mousemove\n\n  var o = options || {};\n  if (o.moves === void 0) { o.moves = always; }\n  if (o.accepts === void 0) { o.accepts = always; }\n  if (o.invalid === void 0) { o.invalid = invalidTarget; }\n  if (o.containers === void 0) { o.containers = initialContainers || []; }\n  if (o.isContainer === void 0) { o.isContainer = never; }\n  if (o.copy === void 0) { o.copy = false; }\n  if (o.copySortSource === void 0) { o.copySortSource = false; }\n  if (o.revertOnSpill === void 0) { o.revertOnSpill = false; }\n  if (o.removeOnSpill === void 0) { o.removeOnSpill = false; }\n  if (o.direction === void 0) { o.direction = 'vertical'; }\n  if (o.ignoreInputTextSelection === void 0) { o.ignoreInputTextSelection = true; }\n  if (o.mirrorContainer === void 0) { o.mirrorContainer = doc.body; }\n  if (o.scrollEdge === void 0) { o.scrollEdge = 36; }\n\n  var drake = emitter({\n    containers: o.containers,\n    start: manualStart,\n    end: end,\n    cancel: cancel,\n    remove: remove,\n    destroy: destroy,\n    canMove: canMove,\n    dragging: false\n  });\n\n  if (o.removeOnSpill === true) {\n    drake.on('over', spillOver).on('out', spillOut);\n  }\n\n  events();\n\n  return drake;\n\n  function isContainer (el) {\n    return drake.containers.indexOf(el) !== -1 || o.isContainer(el);\n  }\n\n  function events (remove) {\n    var op = remove ? 'remove' : 'add';\n    touchy(documentElement, op, 'mousedown', grab);\n    touchy(documentElement, op, 'mouseup', release);\n  }\n\n  function eventualMovements (remove) {\n    var op = remove ? 'remove' : 'add';\n    touchy(documentElement, op, 'mousemove', startBecauseMouseMoved);\n  }\n\n  function movements (remove) {\n    var op = remove ? 'remove' : 'add';\n    crossvent[op](documentElement, 'selectstart', preventGrabbed); // IE8\n    crossvent[op](documentElement, 'click', preventGrabbed);\n  }\n\n  function destroy () {\n    events(true);\n    release({});\n  }\n\n  function preventGrabbed (e) {\n    if (_grabbed) {\n      e.preventDefault();\n    }\n  }\n\n  function grab (e) {\n    _moveX = e.clientX;\n    _moveY = e.clientY;\n\n    var ignore = whichMouseButton(e) !== 1 || e.metaKey || e.ctrlKey;\n    if (ignore) {\n      return; // we only care about honest-to-god left clicks and touch events\n    }\n    var item = e.target;\n    var context = canStart(item);\n    if (!context) {\n      return;\n    }\n    _grabbed = context;\n    eventualMovements();\n    if (e.type === 'mousedown') {\n      if (isInput(item)) { // see also: https://github.com/bevacqua/dragula/issues/208\n        item.focus(); // fixes https://github.com/bevacqua/dragula/issues/176\n      } else {\n        e.preventDefault(); // fixes https://github.com/bevacqua/dragula/issues/155\n      }\n    }\n  }\n\n  function startBecauseMouseMoved (e) {\n    if (!_grabbed) {\n      return;\n    }\n    if (whichMouseButton(e) === 0) {\n      release({});\n      return; // when text is selected on an input and then dragged, mouseup doesn't fire. this is our only hope\n    }\n    // truthy check fixes #239, equality fixes #207\n    if (e.clientX !== void 0 && e.clientX === _moveX && e.clientY !== void 0 && e.clientY === _moveY) {\n      return;\n    }\n    if (o.ignoreInputTextSelection) {\n      var clientX = getCoord('clientX', e);\n      var clientY = getCoord('clientY', e);\n      var elementBehindCursor = doc.elementFromPoint(clientX, clientY);\n      if (isInput(elementBehindCursor)) {\n        return;\n      }\n    }\n\n    var grabbed = _grabbed; // call to end() unsets _grabbed\n    eventualMovements(true);\n    movements();\n    end();\n    start(grabbed);\n\n    var offset = getOffset(_item);\n    _offsetX = getCoord('pageX', e) - offset.left;\n    _offsetY = getCoord('pageY', e) - offset.top;\n\n    classes.add(_copy || _item, 'gu-transit');\n    renderMirrorImage();\n    drag(e);\n  }\n\n  function canStart (item) {\n    if (drake.dragging && _mirror) {\n      return;\n    }\n    if (isContainer(item)) {\n      return; // don't drag container itself\n    }\n    var handle = item;\n    while (getParent(item) && isContainer(getParent(item)) === false) {\n      if (o.invalid(item, handle)) {\n        return;\n      }\n      item = getParent(item); // drag target should be a top element\n      if (!item) {\n        return;\n      }\n    }\n    var source = getParent(item);\n    if (!source) {\n      return;\n    }\n    if (o.invalid(item, handle)) {\n      return;\n    }\n\n    var movable = o.moves(item, source, handle, nextEl(item));\n    if (!movable) {\n      return;\n    }\n\n    return {\n      item: item,\n      source: source\n    };\n  }\n\n  function canMove (item) {\n    return !!canStart(item);\n  }\n\n  function manualStart (item) {\n    var context = canStart(item);\n    if (context) {\n      start(context);\n    }\n  }\n\n  function start (context) {\n    if (isCopy(context.item, context.source)) {\n      _copy = context.item.cloneNode(true);\n      drake.emit('cloned', _copy, context.item, 'copy');\n    }\n\n    _source = context.source;\n    _item = context.item;\n    _initialSibling = _currentSibling = nextEl(context.item);\n\n    drake.dragging = true;\n    drake.emit('drag', _item, _source);\n  }\n\n  function invalidTarget () {\n    return false;\n  }\n\n  function end () {\n    if (!drake.dragging) {\n      cancelAnimationFrame(_autoScrollingInterval);\n      return;\n    }\n    var item = _copy || _item;\n    drop(item, getParent(item));\n  }\n\n  function ungrab () {\n    _grabbed = false;\n    eventualMovements(true);\n    movements(true);\n  }\n\n  function release (e) {\n    ungrab();\n\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    var clientX = getCoord('clientX', e);\n    var clientY = getCoord('clientY', e);\n    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);\n    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);\n    if (dropTarget && ((_copy && o.copySortSource) || (!_copy || dropTarget !== _source))) {\n      drop(item, dropTarget);\n    } else if (o.removeOnSpill) {\n      remove();\n    } else {\n      cancel();\n    }\n  }\n\n  function drop (item, target) {\n    var parent = getParent(item);\n    if (_copy && o.copySortSource && target === _source) {\n      parent.removeChild(_item);\n    }\n    if (isInitialPlacement(target)) {\n      drake.emit('cancel', item, _source, _source);\n    } else {\n      drake.emit('drop', item, target, _source, _currentSibling);\n    }\n    cleanup();\n  }\n\n  function remove () {\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    var parent = getParent(item);\n    if (parent) {\n      parent.removeChild(item);\n    }\n    drake.emit(_copy ? 'cancel' : 'remove', item, parent, _source);\n    cleanup();\n  }\n\n  function cancel (revert) {\n    if (!drake.dragging) {\n      return;\n    }\n    var reverts = arguments.length > 0 ? revert : o.revertOnSpill;\n    var item = _copy || _item;\n    var parent = getParent(item);\n    var initial = isInitialPlacement(parent);\n    if (initial === false && reverts) {\n      if (_copy) {\n        if (parent) {\n          parent.removeChild(_copy);\n        }\n      } else {\n        _source.insertBefore(item, _initialSibling);\n      }\n    }\n    if (initial || reverts) {\n      drake.emit('cancel', item, _source, _source);\n    } else {\n      drake.emit('drop', item, parent, _source, _currentSibling);\n    }\n    cleanup();\n  }\n\n  function cleanup () {\n    var item = _copy || _item;\n    cancelAnimationFrame(_autoScrollingInterval);\n    ungrab();\n    removeMirrorImage();\n    if (item) {\n      classes.rm(item, 'gu-transit');\n    }\n    if (_renderTimer) {\n      clearTimeout(_renderTimer);\n    }\n    drake.dragging = false;\n    if (_lastDropTarget) {\n      drake.emit('out', item, _lastDropTarget, _source);\n    }\n    drake.emit('dragend', item);\n    _source = _item = _copy = _initialSibling = _currentSibling = _renderTimer = _lastDropTarget = null;\n  }\n\n  function isInitialPlacement (target, s) {\n    var sibling;\n    if (s !== void 0) {\n      sibling = s;\n    } else if (_mirror) {\n      sibling = _currentSibling;\n    } else {\n      sibling = nextEl(_copy || _item);\n    }\n    return target === _source && sibling === _initialSibling;\n  }\n\n  function findDropTarget (elementBehindCursor, clientX, clientY) {\n    var target = elementBehindCursor;\n    while (target && !accepted()) {\n      target = getParent(target);\n    }\n    return target;\n\n    function accepted () {\n      var droppable = isContainer(target);\n      if (droppable === false) {\n        return false;\n      }\n\n      var immediate = getImmediateChild(target, elementBehindCursor);\n      var reference = getReference(target, immediate, clientX, clientY);\n      var initial = isInitialPlacement(target, reference);\n      if (initial) {\n        return true; // should always be able to drop it right back where it was\n      }\n      return o.accepts(_item, target, _source, reference);\n    }\n  }\n\n  function drag (e) {\n    if (!_mirror) { return; }\n    // For iframe. When dragging an item and mouse moves out of the iframe and\n    // mouseup, then decides to move back, the event will be 0 so we should\n    // just call cancel.\n    if (whichMouseButton(e) === 0) { cancel(); }\n\n    e.preventDefault();\n\n    var clientX = getCoord('clientX', e);\n    var clientY = getCoord('clientY', e);\n    var x = clientX - _offsetX;\n    var y = clientY - _offsetY;\n\n    _mirror.style.left = x + 'px';\n    _mirror.style.top = y + 'px';\n\n    var item = _copy || _item;\n    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);\n    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);\n    var changed = dropTarget !== null && dropTarget !== _lastDropTarget;\n    if (changed || dropTarget === null) {\n      out();\n      _lastDropTarget = dropTarget;\n      over();\n    }\n    var parent = getParent(item);\n    if (dropTarget === _source && _copy && !o.copySortSource) {\n      if (parent) {\n        parent.removeChild(item);\n      }\n      return;\n    }\n    var reference;\n    var immediate = getImmediateChild(dropTarget, elementBehindCursor);\n    if (immediate !== null) {\n      reference = getReference(dropTarget, immediate, clientX, clientY);\n    } else if (o.revertOnSpill === true && !_copy) {\n      reference = _initialSibling;\n      dropTarget = _source;\n    } else {\n      if (_copy && parent) {\n        parent.removeChild(item);\n      }\n      return;\n    }\n    if (\n      (reference === null && changed) ||\n      reference !== item &&\n      reference !== nextEl(item)\n    ) {\n      _currentSibling = reference;\n      dropTarget.insertBefore(item, reference);\n      drake.emit('shadow', item, dropTarget, _source);\n    }\n    function moved (type) { drake.emit(type, item, _lastDropTarget, _source); }\n    function over () { if (changed) { moved('over'); } }\n    function out () { if (_lastDropTarget) { moved('out'); } }\n\n    startScroll(_item, e, o);\n  }\n\n  function spillOver (el) {\n    classes.rm(el, 'gu-hide');\n  }\n\n  function spillOut (el) {\n    if (drake.dragging) { classes.add(el, 'gu-hide'); }\n  }\n\n  function renderMirrorImage () {\n    if (_mirror) {\n      return;\n    }\n    var rect = _item.getBoundingClientRect();\n    _mirror = _item.cloneNode(true);\n    _mirror.style.width = getRectWidth(rect) + 'px';\n    _mirror.style.height = getRectHeight(rect) + 'px';\n    classes.rm(_mirror, 'gu-transit');\n    classes.add(_mirror, 'gu-mirror');\n    o.mirrorContainer.appendChild(_mirror);\n    touchy(documentElement, 'add', 'mousemove', drag);\n    classes.add(o.mirrorContainer, 'gu-unselectable');\n    drake.emit('cloned', _mirror, _item, 'mirror');\n  }\n\n  function removeMirrorImage () {\n    if (_mirror) {\n      classes.rm(o.mirrorContainer, 'gu-unselectable');\n      touchy(documentElement, 'remove', 'mousemove', drag);\n      getParent(_mirror).removeChild(_mirror);\n      _mirror = null;\n    }\n  }\n\n  function getImmediateChild (dropTarget, target) {\n    var immediate = target;\n    while (immediate !== dropTarget && getParent(immediate) !== dropTarget) {\n      immediate = getParent(immediate);\n    }\n    if (immediate === documentElement) {\n      return null;\n    }\n    return immediate;\n  }\n\n  function getReference (dropTarget, target, x, y) {\n    var horizontal = o.direction === 'horizontal';\n    var reference = target !== dropTarget ? inside() : outside();\n    return reference;\n\n    function outside () { // slower, but able to figure out any position\n      var len = dropTarget.children.length;\n      var i;\n      var el;\n      var rect;\n      for (i = 0; i < len; i++) {\n        el = dropTarget.children[i];\n        rect = el.getBoundingClientRect();\n        if (horizontal && (rect.left + rect.width / 2) > x) { return el; }\n        if (!horizontal && (rect.top + rect.height / 2) > y) { return el; }\n      }\n      return null;\n    }\n\n    function inside () { // faster, but only available if dropped inside a child element\n      var rect = target.getBoundingClientRect();\n      if (horizontal) {\n        return resolve(x > rect.left + getRectWidth(rect) / 2);\n      }\n      return resolve(y > rect.top + getRectHeight(rect) / 2);\n    }\n\n    function resolve (after) {\n      return after ? nextEl(target) : target;\n    }\n  }\n\n  function isCopy (item, container) {\n    return typeof o.copy === 'boolean' ? o.copy : o.copy(item, container);\n  }\n}\n\nfunction touchy (el, op, type, fn) {\n  var touch = {\n    mouseup: 'touchend',\n    mousedown: 'touchstart',\n    mousemove: 'touchmove'\n  };\n  var pointers = {\n    mouseup: 'pointerup',\n    mousedown: 'pointerdown',\n    mousemove: 'pointermove'\n  };\n  var microsoft = {\n    mouseup: 'MSPointerUp',\n    mousedown: 'MSPointerDown',\n    mousemove: 'MSPointerMove'\n  };\n  if (global.navigator.pointerEnabled) {\n    crossvent[op](el, pointers[type], fn);\n  } else if (global.navigator.msPointerEnabled) {\n    crossvent[op](el, microsoft[type], fn);\n  } else {\n    crossvent[op](el, touch[type], fn);\n    crossvent[op](el, type, fn);\n  }\n}\n\nfunction whichMouseButton (e) {\n  if (e.touches !== void 0) { return e.touches.length; }\n  if (e.which !== void 0 && e.which !== 0) { return e.which; } // see https://github.com/bevacqua/dragula/issues/261\n  if (e.buttons !== void 0) { return e.buttons; }\n  var button = e.button;\n  if (button !== void 0) { // see https://github.com/jquery/jquery/blob/99e8ff1baa7ae341e94bb89c3e84570c7c3ad9ea/src/event.js#L573-L575\n    return button & 1 ? 1 : button & 2 ? 3 : (button & 4 ? 2 : 0);\n  }\n}\n\nfunction getOffset (el) {\n  var rect = el.getBoundingClientRect();\n  return {\n    left: rect.left + getScroll('scrollLeft', 'pageXOffset'),\n    top: rect.top + getScroll('scrollTop', 'pageYOffset')\n  };\n}\n\nfunction getScroll (scrollProp, offsetProp) {\n  if (typeof global[offsetProp] !== 'undefined') {\n    return global[offsetProp];\n  }\n  if (documentElement.clientHeight) {\n    return documentElement[scrollProp];\n  }\n  return doc.body[scrollProp];\n}\n\nfunction getElementBehindPoint (point, x, y) {\n  var p = point || {};\n  var state = p.className;\n  var el;\n  p.className += ' gu-hide';\n  el = doc.elementFromPoint(x, y);\n  p.className = state;\n  return el;\n}\n\nfunction never () { return false; }\nfunction always () { return true; }\nfunction getRectWidth (rect) { return rect.width || (rect.right - rect.left); }\nfunction getRectHeight (rect) { return rect.height || (rect.bottom - rect.top); }\nfunction getParent (el) { return el.parentNode === doc ? null : el.parentNode; }\nfunction isInput (el) { return el.tagName === 'INPUT' || el.tagName === 'TEXTAREA' || el.tagName === 'SELECT' || isEditable(el); }\nfunction isEditable (el) {\n  if (!el) { return false; } // no parents were editable\n  if (el.contentEditable === 'false') { return false; } // stop the lookup\n  if (el.contentEditable === 'true') { return true; } // found a contentEditable element in the chain\n  return isEditable(getParent(el)); // contentEditable is set to 'inherit'\n}\n\nfunction nextEl (el) {\n  return el.nextElementSibling || manually();\n  function manually () {\n    var sibling = el;\n    do {\n      sibling = sibling.nextSibling;\n    } while (sibling && sibling.nodeType !== 1);\n    return sibling;\n  }\n}\n\nfunction getEventHost (e) {\n  // on touchend event, we have to use `e.changedTouches`\n  // see http://stackoverflow.com/questions/7192563/touchend-event-properties\n  // see https://github.com/bevacqua/dragula/issues/34\n  if (e.targetTouches && e.targetTouches.length) {\n    return e.targetTouches[0];\n  }\n  if (e.changedTouches && e.changedTouches.length) {\n    return e.changedTouches[0];\n  }\n  return e;\n}\n\nfunction getCoord (coord, e) {\n  var host = getEventHost(e);\n  var missMap = {\n    pageX: 'clientX', // IE8\n    pageY: 'clientY' // IE8\n  };\n  if (coord in missMap && !(coord in host) && missMap[coord] in host) {\n    coord = missMap[coord];\n  }\n  return host[coord];\n}\n\nfunction getScrollContainer(node) {\n  if (node === null) { return null; }\n  // NOTE: Manually calculating height because IE's `clientHeight` isn't always\n  // reliable.\n  var nodeOuterHeight = parseFloat(window.getComputedStyle(node).getPropertyValue('height')) +\n    parseFloat(window.getComputedStyle(node).getPropertyValue('padding-top')) +\n    parseFloat(window.getComputedStyle(node).getPropertyValue('padding-bottom'));\n  if (node.scrollHeight > Math.ceil(nodeOuterHeight)) { return node; }\n\n  var REGEX_BODY_HTML = new RegExp('(body|html)', 'i');\n\n  if (!REGEX_BODY_HTML.test(node.parentNode.tagName)) { return getScrollContainer(node.parentNode); }\n\n  return null;\n}\n\nfunction startAutoScrolling(node, amount, direction) {\n  _autoScrollingInterval = raf(function() {\n    startAutoScrolling(node, amount, direction);\n  });\n\n  return node[direction] += (amount * 0.25);\n}\n\nfunction startScroll(item, event, options) {\n  var scrollingElement = null;\n  var scrollEdge = options.scrollEdge;\n  var scrollSpeed = 20;\n  var scrollContainer = getScrollContainer(item);\n  var pageX = null;\n  var pageY = null;\n\n  if (event.touches) {\n    pageX = event.touches[0].pageX;\n    pageY = event.touches[0].pageY;\n  } else {\n    pageX = event.pageX;\n    pageY = event.pageY;\n  }\n\n  cancelAnimationFrame(_autoScrollingInterval);\n\n  // If a container contains the list that is scrollable\n  if (scrollContainer) {\n\n    // Scrolling vertically\n    if (pageY - getOffset(scrollContainer).top < scrollEdge) {\n      startAutoScrolling(scrollContainer, -scrollSpeed, 'scrollTop');\n    } else if ((getOffset(scrollContainer).top + scrollContainer.getBoundingClientRect().height) - pageY < scrollEdge) {\n      startAutoScrolling(scrollContainer, scrollSpeed, 'scrollTop');\n    }\n\n    // Scrolling horizontally\n    if (pageX - scrollContainer.getBoundingClientRect().left < scrollEdge) {\n      startAutoScrolling(scrollContainer, -scrollSpeed, 'scrollLeft');\n    } else if ((getOffset(scrollContainer).left + scrollContainer.getBoundingClientRect().width) - pageX < scrollEdge) {\n      startAutoScrolling(scrollContainer, scrollSpeed, 'scrollLeft');\n    }\n\n  // If the window contains the list\n  } else {\n    scrollingElement = document.scrollingElement || document.documentElement || document.body;\n\n    // Scrolling vertically\n    // NOTE: Using `window.pageYOffset` here because IE doesn't have `window.scrollY`.\n    if ((pageY - window.pageYOffset) < scrollEdge) {\n      startAutoScrolling(scrollingElement, -scrollSpeed, 'scrollTop');\n    } else if ((window.innerHeight - (pageY - window.pageYOffset)) < scrollEdge) {\n      startAutoScrolling(scrollingElement, scrollSpeed, 'scrollTop');\n    }\n\n    // Scrolling horizontally\n    // NOTE: Using `window.pageXOffset` here because IE doesn't have `window.scrollX`.\n    if ((pageX - window.pageXOffset) < scrollEdge) {\n      startAutoScrolling(scrollingElement, -scrollSpeed, 'scrollLeft');\n    } else if ((window.innerWidth - (pageX - window.pageXOffset)) < scrollEdge) {\n      startAutoScrolling(scrollingElement, scrollSpeed, 'scrollLeft');\n    }\n  }\n}\n\nmodule.exports = dragula;\n","'use strict';\n\nvar ticky = require('ticky');\n\nmodule.exports = function debounce (fn, args, ctx) {\n  if (!fn) { return; }\n  ticky(function run () {\n    fn.apply(ctx || null, args || []);\n  });\n};\n","'use strict';\n\nvar atoa = require('atoa');\nvar debounce = require('./debounce');\n\nmodule.exports = function emitter (thing, options) {\n  var opts = options || {};\n  var evt = {};\n  if (thing === undefined) { thing = {}; }\n  thing.on = function (type, fn) {\n    if (!evt[type]) {\n      evt[type] = [fn];\n    } else {\n      evt[type].push(fn);\n    }\n    return thing;\n  };\n  thing.once = function (type, fn) {\n    fn._once = true; // thing.off(fn) still works!\n    thing.on(type, fn);\n    return thing;\n  };\n  thing.off = function (type, fn) {\n    var c = arguments.length;\n    if (c === 1) {\n      delete evt[type];\n    } else if (c === 0) {\n      evt = {};\n    } else {\n      var et = evt[type];\n      if (!et) { return thing; }\n      et.splice(et.indexOf(fn), 1);\n    }\n    return thing;\n  };\n  thing.emit = function () {\n    var args = atoa(arguments);\n    return thing.emitterSnapshot(args.shift()).apply(this, args);\n  };\n  thing.emitterSnapshot = function (type) {\n    var et = (evt[type] || []).slice(0);\n    return function () {\n      var args = atoa(arguments);\n      var ctx = this || thing;\n      if (type === 'error' && opts.throws !== false && !et.length) { throw args.length === 1 ? args[0] : args; }\n      et.forEach(function emitter (listen) {\n        if (opts.async) { debounce(listen, args, ctx); } else { listen.apply(ctx, args); }\n        if (listen._once) { thing.off(type, listen); }\n      });\n      return thing;\n    };\n  };\n  return thing;\n};\n","module.exports = function atoa (a, n) { return Array.prototype.slice.call(a, n); }\n","var si = typeof setImmediate === 'function', tick;\nif (si) {\n  tick = function (fn) { setImmediate(fn); };\n} else {\n  tick = function (fn) { setTimeout(fn, 0); };\n}\n\nmodule.exports = tick;","\nvar NativeCustomEvent = global.CustomEvent;\n\nfunction useNative () {\n  try {\n    var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } });\n    return  'cat' === p.type && 'bar' === p.detail.foo;\n  } catch (e) {\n  }\n  return false;\n}\n\n/**\n * Cross-browser `CustomEvent` constructor.\n *\n * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent\n *\n * @public\n */\n\nmodule.exports = useNative() ? NativeCustomEvent :\n\n// IE >= 9\n'function' === typeof document.createEvent ? function CustomEvent (type, params) {\n  var e = document.createEvent('CustomEvent');\n  if (params) {\n    e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);\n  } else {\n    e.initCustomEvent(type, false, false, void 0);\n  }\n  return e;\n} :\n\n// IE <= 8\nfunction CustomEvent (type, params) {\n  var e = document.createEventObject();\n  e.type = type;\n  if (params) {\n    e.bubbles = Boolean(params.bubbles);\n    e.cancelable = Boolean(params.cancelable);\n    e.detail = params.detail;\n  } else {\n    e.bubbles = false;\n    e.cancelable = false;\n    e.detail = void 0;\n  }\n  return e;\n}\n","'use strict';\n\nvar customEvent = require('custom-event');\nvar eventmap = require('./eventmap');\nvar doc = global.document;\nvar addEvent = addEventEasy;\nvar removeEvent = removeEventEasy;\nvar hardCache = [];\n\nif (!global.addEventListener) {\n  addEvent = addEventHard;\n  removeEvent = removeEventHard;\n}\n\nmodule.exports = {\n  add: addEvent,\n  remove: removeEvent,\n  fabricate: fabricateEvent\n};\n\nfunction addEventEasy (el, type, fn, capturing) {\n  return el.addEventListener(type, fn, capturing);\n}\n\nfunction addEventHard (el, type, fn) {\n  return el.attachEvent('on' + type, wrap(el, type, fn));\n}\n\nfunction removeEventEasy (el, type, fn, capturing) {\n  return el.removeEventListener(type, fn, capturing);\n}\n\nfunction removeEventHard (el, type, fn) {\n  var listener = unwrap(el, type, fn);\n  if (listener) {\n    return el.detachEvent('on' + type, listener);\n  }\n}\n\nfunction fabricateEvent (el, type, model) {\n  var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();\n  if (el.dispatchEvent) {\n    el.dispatchEvent(e);\n  } else {\n    el.fireEvent('on' + type, e);\n  }\n  function makeClassicEvent () {\n    var e;\n    if (doc.createEvent) {\n      e = doc.createEvent('Event');\n      e.initEvent(type, true, true);\n    } else if (doc.createEventObject) {\n      e = doc.createEventObject();\n    }\n    return e;\n  }\n  function makeCustomEvent () {\n    return new customEvent(type, { detail: model });\n  }\n}\n\nfunction wrapperFactory (el, type, fn) {\n  return function wrapper (originalEvent) {\n    var e = originalEvent || global.event;\n    e.target = e.target || e.srcElement;\n    e.preventDefault = e.preventDefault || function preventDefault () { e.returnValue = false; };\n    e.stopPropagation = e.stopPropagation || function stopPropagation () { e.cancelBubble = true; };\n    e.which = e.which || e.keyCode;\n    fn.call(el, e);\n  };\n}\n\nfunction wrap (el, type, fn) {\n  var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);\n  hardCache.push({\n    wrapper: wrapper,\n    element: el,\n    type: type,\n    fn: fn\n  });\n  return wrapper;\n}\n\nfunction unwrap (el, type, fn) {\n  var i = find(el, type, fn);\n  if (i) {\n    var wrapper = hardCache[i].wrapper;\n    hardCache.splice(i, 1); // free up a tad of memory\n    return wrapper;\n  }\n}\n\nfunction find (el, type, fn) {\n  var i, item;\n  for (i = 0; i < hardCache.length; i++) {\n    item = hardCache[i];\n    if (item.element === el && item.type === type && item.fn === fn) {\n      return i;\n    }\n  }\n}\n","'use strict';\n\nvar eventmap = [];\nvar eventname = '';\nvar ron = /^on/;\n\nfor (eventname in global) {\n  if (ron.test(eventname)) {\n    eventmap.push(eventname.slice(2));\n  }\n}\n\nmodule.exports = eventmap;\n"]} diff --git a/dist/dragula.min.js b/dist/dragula.min.js index 41e2c18d..c825b056 100644 --- a/dist/dragula.min.js +++ b/dist/dragula.min.js @@ -1 +1 @@ -!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var n;n="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,n.dragula=e()}}(function(){return function e(n,t,r){function o(u,c){if(!t[u]){if(!n[u]){var a="function"==typeof require&&require;if(!c&&a)return a(u,!0);if(i)return i(u,!0);var f=new Error("Cannot find module '"+u+"'");throw f.code="MODULE_NOT_FOUND",f}var l=t[u]={exports:{}};n[u][0].call(l.exports,function(e){var t=n[u][1][e];return o(t?t:e)},l,l.exports,e,n,t,r)}return t[u].exports}for(var i="function"==typeof require&&require,u=0;u0?e:fe.revertOnSpill,t=ie||W,r=v(t),o=k(r);o===!1&&n&&(ie?r&&r.removeChild(ie):Q.insertBefore(t,re)),o||n?le.emit("cancel",t,Q,Q):le.emit("drop",t,r,Q,oe),j()}}function j(){var e=ie||W;I(),z(),e&&E.rm(e,"gu-transit"),ue&&clearTimeout(ue),le.dragging=!1,ae&&le.emit("out",e,ae,Q),le.emit("dragend",e),Q=W=ie=re=oe=ue=ae=null}function k(e,n){var t;return t=void 0!==n?n:J?oe:g(ie||W),e===Q&&t===re}function q(e,n,r){function o(){var o=t(i);if(o===!1)return!1;var u=H(i,e),c=V(i,u,n,r),a=k(i,c);return a?!0:fe.accepts(W,i,Q,c)}for(var i=e;i&&!o();)i=v(i);return i}function U(e){function n(e){le.emit(e,f,ae,Q)}function t(){s&&n("over")}function r(){ae&&n("out")}if(J){e.preventDefault();var o=y("clientX",e),i=y("clientY",e),u=o-Z,c=i-ee;J.style.left=u+"px",J.style.top=c+"px";var f=ie||W,l=a(J,o,i),d=q(l,o,i),s=null!==d&&d!==ae;(s||null===d)&&(r(),ae=d,t());var p=v(f);if(d===Q&&ie&&!fe.copySortSource)return void(p&&p.removeChild(f));var m,h=H(d,l);if(null!==h)m=V(d,h,o,i);else{if(fe.revertOnSpill!==!0||ie)return void(ie&&p&&p.removeChild(f));m=re,d=Q}(null===m&&s||m!==f&&m!==g(f))&&(oe=m,d.insertBefore(f,m),le.emit("shadow",f,d,Q))}}function _(e){E.rm(e,"gu-hide")}function F(e){le.dragging&&E.add(e,"gu-hide")}function K(){if(!J){var e=W.getBoundingClientRect();J=W.cloneNode(!0),J.style.width=d(e)+"px",J.style.height=s(e)+"px",E.rm(J,"gu-transit"),E.add(J,"gu-mirror"),fe.mirrorContainer.appendChild(J),o(S,"add","mousemove",U),E.add(fe.mirrorContainer,"gu-unselectable"),le.emit("cloned",J,W,"mirror")}}function 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i=-1===v.indexOf(n)?o():r();e.dispatchEvent?e.dispatchEvent(i):e.fireEvent("on"+n,i)}function a(e,n,r){return function(n){var o=n||t.event;o.target=o.target||o.srcElement,o.preventDefault=o.preventDefault||function(){o.returnValue=!1},o.stopPropagation=o.stopPropagation||function(){o.cancelBubble=!0},o.which=o.which||o.keyCode,r.call(e,o)}}function f(e,n,t){var r=l(e,n,t)||a(e,n,t);return h.push({wrapper:r,element:e,type:n,fn:t}),r}function l(e,n,t){var r=d(e,n,t);if(r){var o=h[r].wrapper;return h.splice(r,1),o}}function d(e,n,t){var r,o;for(r=0;r0?e:de.revertOnSpill,t=ae||ee,o=v(t),r=j(o);r===!1&&n&&(ae?o&&o.removeChild(ae):Z.insertBefore(t,ie)),r||n?se.emit("cancel",t,Z,Z):se.emit("drop",t,o,Z,ue),k()}}function k(){var e=ae||ee;cancelAnimationFrame(C),L(),K(),e&&O.rm(e,"gu-transit"),ce&&clearTimeout(ce),se.dragging=!1,fe&&se.emit("out",e,fe,Z),se.emit("dragend",e),Z=ee=ae=ie=ue=ce=fe=null}function j(e,n){var t;return t=void 0!==n?n:Q?ue:g(ae||ee),e===Z&&t===ie}function U(e,n,o){function r(){var r=t(i);if(r===!1)return!1;var u=W(i,e),a=$(i,u,n,o),c=j(i,a);return c?!0:de.accepts(ee,i,Z,a)}for(var i=e;i&&!r();)i=v(i);return i}function V(e){function n(e){se.emit(e,f,fe,Z)}function t(){p&&n("over")}function o(){fe&&n("out")}if(Q){0===i(e)&&M(),e.preventDefault();var r=w("clientX",e),u=w("clientY",e),a=r-ne,l=u-te;Q.style.left=a+"px",Q.style.top=l+"px";var f=ae||ee,d=c(Q,r,u),s=U(d,r,u),p=null!==s&&s!==fe;(p||null===s)&&(o(),fe=s,t());var m=v(f);if(s===Z&&ae&&!de.copySortSource)return void(m&&m.removeChild(f));var h,y=W(s,d);if(null!==y)h=$(s,y,r,u);else{if(de.revertOnSpill!==!0||ae)return void(ae&&m&&m.removeChild(f));h=ie,s=Z}(null===h&&p||h!==f&&h!==g(f))&&(ue=h,s.insertBefore(f,h),se.emit("shadow",f,s,Z)),E(ee,e,de)}}function _(e){O.rm(e,"gu-hide")}function H(e){se.dragging&&O.add(e,"gu-hide")}function z(){if(!Q){var e=ee.getBoundingClientRect();Q=ee.cloneNode(!0),Q.style.width=d(e)+"px",Q.style.height=s(e)+"px",O.rm(Q,"gu-transit"),O.add(Q,"gu-mirror"),de.mirrorContainer.appendChild(Q),r(N,"add","mousemove",V),O.add(de.mirrorContainer,"gu-unselectable"),se.emit("cloned",Q,ee,"mirror")}}function K(){Q&&(O.rm(de.mirrorContainer,"gu-unselectable"),r(N,"remove","mousemove",V),v(Q).removeChild(Q),Q=null)}function W(e,n){for(var t=n;t!==e&&v(t)!==e;)t=v(t);return t===N?null:t}function $(e,n,t,o){function r(){var n,r,i,u=e.children.length;for(n=0;u>n;n++){if(r=e.children[n],i=r.getBoundingClientRect(),a&&i.left+i.width/2>t)return r;if(!a&&i.top+i.height/2>o)return r}return null}function i(){var e=n.getBoundingClientRect();return u(a?t>e.left+d(e)/2:o>e.top+s(e)/2)}function u(e){return e?g(n):n}var a="horizontal"===de.direction,c=n!==e?i():r();return c}function G(e,n){return"boolean"==typeof de.copy?de.copy:de.copy(e,n)}var J=arguments.length;1===J&&Array.isArray(e)===!1&&(n=e,e=[]);var Q,Z,ee,ne,te,oe,re,ie,ue,ae,ce,le,fe=null,de=n||{};void 0===de.moves&&(de.moves=f),void 0===de.accepts&&(de.accepts=f),void 0===de.invalid&&(de.invalid=B),void 0===de.containers&&(de.containers=e||[]),void 0===de.isContainer&&(de.isContainer=l),void 0===de.copy&&(de.copy=!1),void 0===de.copySortSource&&(de.copySortSource=!1),void 0===de.revertOnSpill&&(de.revertOnSpill=!1),void 0===de.removeOnSpill&&(de.removeOnSpill=!1),void 0===de.direction&&(de.direction="vertical"),void 0===de.ignoreInputTextSelection&&(de.ignoreInputTextSelection=!0),void 0===de.mirrorContainer&&(de.mirrorContainer=T.body),void 0===de.scrollEdge&&(de.scrollEdge=36);var se=S({containers:de.containers,start:Y,end:P,cancel:M,remove:I,destroy:h,canMove:R,dragging:!1});return de.removeOnSpill===!0&&se.on("over",_).on("out",H),o(),se}function r(e,n,o,r){var i={mouseup:"touchend",mousedown:"touchstart",mousemove:"touchmove"},u={mouseup:"pointerup",mousedown:"pointerdown",mousemove:"pointermove"},a={mouseup:"MSPointerUp",mousedown:"MSPointerDown",mousemove:"MSPointerMove"};t.navigator.pointerEnabled?x[n](e,u[o],r):t.navigator.msPointerEnabled?x[n](e,a[o],r):(x[n](e,i[o],r),x[n](e,o,r))}function i(e){if(void 0!==e.touches)return e.touches.length;if(void 0!==e.which&&0!==e.which)return e.which;if(void 0!==e.buttons)return e.buttons;var n=e.button;return void 0!==n?1&n?1:2&n?3:4&n?2:0:void 0}function u(e){var n=e.getBoundingClientRect();return{left:n.left+a("scrollLeft","pageXOffset"),top:n.top+a("scrollTop","pageYOffset")}}function a(e,n){return"undefined"!=typeof t[n]?t[n]:N.clientHeight?N[e]:T.body[e]}function c(e,n,t){var o,r=e||{},i=r.className;return r.className+=" gu-hide",o=T.elementFromPoint(n,t),r.className=i,o}function l(){return!1}function f(){return!0}function d(e){return e.width||e.right-e.left}function s(e){return e.height||e.bottom-e.top}function v(e){return e.parentNode===T?null:e.parentNode}function p(e){return"INPUT"===e.tagName||"TEXTAREA"===e.tagName||"SELECT"===e.tagName||m(e)}function m(e){return e?"false"===e.contentEditable?!1:"true"===e.contentEditable?!0:m(v(e)):!1}function g(e){function n(){var n=e;do n=n.nextSibling;while(n&&1!==n.nodeType);return n}return e.nextElementSibling||n()}function h(e){return e.targetTouches&&e.targetTouches.length?e.targetTouches[0]:e.changedTouches&&e.changedTouches.length?e.changedTouches[0]:e}function w(e,n){var t=h(n),o={pageX:"clientX",pageY:"clientY"};return e in o&&!(e in t)&&o[e]in t&&(e=o[e]),t[e]}function y(e){if(null===e)return null;var n=parseFloat(window.getComputedStyle(e).getPropertyValue("height"))+parseFloat(window.getComputedStyle(e).getPropertyValue("padding-top"))+parseFloat(window.getComputedStyle(e).getPropertyValue("padding-bottom"));if(e.scrollHeight>Math.ceil(n))return e;var t=new RegExp("(body|html)","i");return t.test(e.parentNode.tagName)?null:y(e.parentNode)}function b(e,n,t){return C=X(function(){b(e,n,t)}),e[t]+=.25*n}function E(e,n,t){var o=null,r=t.scrollEdge,i=20,a=y(e),c=null,l=null;n.touches?(c=n.touches[0].pageX,l=n.touches[0].pageY):(c=n.pageX,l=n.pageY),cancelAnimationFrame(C),a?(l-u(a).top Math.ceil(nodeOuterHeight)) { return node; } + + var REGEX_BODY_HTML = new RegExp('(body|html)', 'i'); + + if (!REGEX_BODY_HTML.test(node.parentNode.tagName)) { return getScrollContainer(node.parentNode); } + + return null; +} + +function startAutoScrolling(node, amount, direction) { + _autoScrollingInterval = raf(function() { + startAutoScrolling(node, amount, direction); + }); + + return node[direction] += (amount * 0.25); +} + +function startScroll(item, event, options) { + var scrollingElement = null; + var scrollEdge = options.scrollEdge; + var scrollSpeed = 20; + var scrollContainer = getScrollContainer(item); + var pageX = null; + var pageY = null; + + if (event.touches) { + pageX = event.touches[0].pageX; + pageY = event.touches[0].pageY; + } else { + pageX = event.pageX; + pageY = event.pageY; + } + + caf(_autoScrollingInterval); + + // If a container contains the list that is scrollable + if (scrollContainer) { + + // Scrolling vertically + if (pageY - getOffset(scrollContainer).top < scrollEdge) { + startAutoScrolling(scrollContainer, -scrollSpeed, 'scrollTop'); + } else if ((getOffset(scrollContainer).top + scrollContainer.getBoundingClientRect().height) - pageY < scrollEdge) { + startAutoScrolling(scrollContainer, scrollSpeed, 'scrollTop'); + } + + // Scrolling horizontally + if (pageX - scrollContainer.getBoundingClientRect().left < scrollEdge) { + startAutoScrolling(scrollContainer, -scrollSpeed, 'scrollLeft'); + } else if ((getOffset(scrollContainer).left + scrollContainer.getBoundingClientRect().width) - pageX < scrollEdge) { + startAutoScrolling(scrollContainer, scrollSpeed, 'scrollLeft'); + } + + // If the window contains the list + } else { + scrollingElement = document.scrollingElement || document.documentElement || document.body; + + // Scrolling vertically + // NOTE: Using `window.pageYOffset` here because IE doesn't have `window.scrollY`. + if ((pageY - window.pageYOffset) < scrollEdge) { + startAutoScrolling(scrollingElement, -scrollSpeed, 'scrollTop'); + } else if ((window.innerHeight - (pageY - window.pageYOffset)) < scrollEdge) { + startAutoScrolling(scrollingElement, scrollSpeed, 'scrollTop'); + } + + // Scrolling horizontally + // NOTE: Using `window.pageXOffset` here because IE doesn't have `window.scrollX`. + if ((pageX - window.pageXOffset) < scrollEdge) { + startAutoScrolling(scrollingElement, -scrollSpeed, 'scrollLeft'); + } else if ((window.innerWidth - (pageX - window.pageXOffset)) < scrollEdge) { + startAutoScrolling(scrollingElement, scrollSpeed, 'scrollLeft'); + } + } +} + module.exports = dragula; diff --git a/example/example.css b/example/example.css index d9ae9cc0..3846cf84 100644 --- a/example/example.css +++ b/example/example.css @@ -182,6 +182,28 @@ button:hover { #right-lovehandles > div { cursor: initial; } +.scrollable { + display: block; + width: 100%; + overflow-y: auto; + height: 12em; +} + +.scrollable--horizontal { + display: block; + max-width: 100%; + margin-top: 1.5em; + overflow-y: hidden; + overflow-x: auto; +} +.scrollable--horizontal .scroll { + display: block; + width: 1000px; +} +.scrollable--horizontal .scroll div { + display: inline-block; + width: auto; +} .handle { padding: 0 5px; margin-right: 5px; diff --git a/example/example.js b/example/example.js index c94cfb2a..a6cb541c 100644 --- a/example/example.js +++ b/example/example.js @@ -36,6 +36,8 @@ dragula([$('left-copy-1tomany'), $('right-copy-1tomany')], { }); dragula([sortable]); +dragula([document.querySelector('.scrollable')]); +dragula([document.querySelector('.scroll')]); crossvent.add(sortable, 'click', clickHandler); diff --git a/example/example.min.js b/example/example.min.js index 6db85095..b0750999 100644 --- a/example/example.min.js +++ b/example/example.min.js @@ -22,7 +22,7 @@ dragula([$('left-events'), $('right-events')]) dragula([$('left-rollbacks'), $('right-rollbacks')], { revertOnSpill: true }); dragula([$('left-lovehandles'), $('right-lovehandles')], { moves: function (el, container, handle) { - return handle.className === 'handle'; + return handle.classList.contains('handle'); } }); @@ -37,6 +37,8 @@ dragula([$('left-copy-1tomany'), $('right-copy-1tomany')], { }); dragula([sortable]); +dragula([document.querySelector('.scrollable')]); +dragula([document.querySelector('.scroll')]); crossvent.add(sortable, 'click', clickHandler); @@ -234,4 +236,4 @@ module.exports = eventmap; }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) },{}]},{},[1]) -//# 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})","'use strict';\n\nvar crossvent = require('crossvent');\nvar sortable = $('sortable');\n\ndragula([$('left-defaults'), $('right-defaults')]);\ndragula([$('left-copy'), $('right-copy')], { copy: true });\ndragula([$('left-events'), $('right-events')])\n  .on('drag', function (el) {\n    el.className = el.className.replace('ex-moved', '');\n  })\n  .on('drop', function (el) {\n    el.className += ' ex-moved';\n  })\n  .on('over', function (el, container) {\n    container.className += ' ex-over';\n  })\n  .on('out', function (el, container) {\n    container.className = container.className.replace('ex-over', '');\n  });\ndragula([$('left-rollbacks'), $('right-rollbacks')], { revertOnSpill: true });\ndragula([$('left-lovehandles'), $('right-lovehandles')], {\n  moves: function (el, container, handle) {\n    return handle.className === 'handle';\n  }\n});\n\ndragula([$('left-rm-spill'), $('right-rm-spill')], { removeOnSpill: true });\ndragula([$('left-copy-1tomany'), $('right-copy-1tomany')], {\n  copy: function (el, source) {\n    return source === $('left-copy-1tomany');\n  },\n  accepts: function (el, target) {\n    return target !== $('left-copy-1tomany');\n  }\n});\n\ndragula([sortable]);\n\ncrossvent.add(sortable, 'click', clickHandler);\n\nfunction clickHandler (e) {\n  var target = e.target;\n  if (target === sortable) {\n    return;\n  }\n  target.innerHTML += ' [click!]';\n\n  setTimeout(function () {\n    target.innerHTML = target.innerHTML.replace(/ \\[click!\\]/g, '');\n  }, 500);\n}\n\nfunction $ (id) {\n  return document.getElementById(id);\n}\n","\nvar NativeCustomEvent = global.CustomEvent;\n\nfunction useNative () {\n  try {\n    var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } });\n    return  'cat' === p.type && 'bar' === p.detail.foo;\n  } catch (e) {\n  }\n  return false;\n}\n\n/**\n * Cross-browser `CustomEvent` constructor.\n *\n * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent\n *\n * @public\n */\n\nmodule.exports = useNative() ? NativeCustomEvent :\n\n// IE >= 9\n'function' === typeof document.createEvent ? function CustomEvent (type, params) {\n  var e = document.createEvent('CustomEvent');\n  if (params) {\n    e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);\n  } else {\n    e.initCustomEvent(type, false, false, void 0);\n  }\n  return e;\n} :\n\n// IE <= 8\nfunction CustomEvent (type, params) {\n  var e = document.createEventObject();\n  e.type = type;\n  if (params) {\n    e.bubbles = Boolean(params.bubbles);\n    e.cancelable = Boolean(params.cancelable);\n    e.detail = params.detail;\n  } else {\n    e.bubbles = false;\n    e.cancelable = false;\n    e.detail = void 0;\n  }\n  return e;\n}\n","'use strict';\n\nvar customEvent = require('custom-event');\nvar eventmap = require('./eventmap');\nvar doc = global.document;\nvar addEvent = addEventEasy;\nvar removeEvent = removeEventEasy;\nvar hardCache = [];\n\nif (!global.addEventListener) {\n  addEvent = addEventHard;\n  removeEvent = removeEventHard;\n}\n\nmodule.exports = {\n  add: addEvent,\n  remove: removeEvent,\n  fabricate: fabricateEvent\n};\n\nfunction addEventEasy (el, type, fn, capturing) {\n  return el.addEventListener(type, fn, capturing);\n}\n\nfunction addEventHard (el, type, fn) {\n  return el.attachEvent('on' + type, wrap(el, type, fn));\n}\n\nfunction removeEventEasy (el, type, fn, capturing) {\n  return el.removeEventListener(type, fn, capturing);\n}\n\nfunction removeEventHard (el, type, fn) {\n  var listener = unwrap(el, type, fn);\n  if (listener) {\n    return el.detachEvent('on' + type, listener);\n  }\n}\n\nfunction fabricateEvent (el, type, model) {\n  var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();\n  if (el.dispatchEvent) {\n    el.dispatchEvent(e);\n  } else {\n    el.fireEvent('on' + type, e);\n  }\n  function makeClassicEvent () {\n    var e;\n    if (doc.createEvent) {\n      e = doc.createEvent('Event');\n      e.initEvent(type, true, true);\n    } else if (doc.createEventObject) {\n      e = doc.createEventObject();\n    }\n    return e;\n  }\n  function makeCustomEvent () {\n    return new customEvent(type, { detail: model });\n  }\n}\n\nfunction wrapperFactory (el, type, fn) {\n  return function wrapper (originalEvent) {\n    var e = originalEvent || global.event;\n    e.target = e.target || e.srcElement;\n    e.preventDefault = e.preventDefault || function preventDefault () { e.returnValue = false; };\n    e.stopPropagation = e.stopPropagation || function stopPropagation () { e.cancelBubble = true; };\n    e.which = e.which || e.keyCode;\n    fn.call(el, e);\n  };\n}\n\nfunction wrap (el, type, fn) {\n  var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);\n  hardCache.push({\n    wrapper: wrapper,\n    element: el,\n    type: type,\n    fn: fn\n  });\n  return wrapper;\n}\n\nfunction unwrap (el, type, fn) {\n  var i = find(el, type, fn);\n  if (i) {\n    var wrapper = hardCache[i].wrapper;\n    hardCache.splice(i, 1); // free up a tad of memory\n    return wrapper;\n  }\n}\n\nfunction find (el, type, fn) {\n  var i, item;\n  for (i = 0; i < hardCache.length; i++) {\n    item = hardCache[i];\n    if (item.element === el && item.type === type && item.fn === fn) {\n      return i;\n    }\n  }\n}\n","'use strict';\n\nvar eventmap = [];\nvar eventname = '';\nvar ron = /^on/;\n\nfor (eventname in global) {\n  if (ron.test(eventname)) {\n    eventmap.push(eventname.slice(2));\n  }\n}\n\nmodule.exports = eventmap;\n"]} +//# 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})","'use strict';\n\nvar crossvent = require('crossvent');\nvar sortable = $('sortable');\n\ndragula([$('left-defaults'), $('right-defaults')]);\ndragula([$('left-copy'), $('right-copy')], { copy: true });\ndragula([$('left-events'), $('right-events')])\n  .on('drag', function (el) {\n    el.className = el.className.replace('ex-moved', '');\n  })\n  .on('drop', function (el) {\n    el.className += ' ex-moved';\n  })\n  .on('over', function (el, container) {\n    container.className += ' ex-over';\n  })\n  .on('out', function (el, container) {\n    container.className = container.className.replace('ex-over', '');\n  });\ndragula([$('left-rollbacks'), $('right-rollbacks')], { revertOnSpill: true });\ndragula([$('left-lovehandles'), $('right-lovehandles')], {\n  moves: function (el, container, handle) {\n    return handle.classList.contains('handle');\n  }\n});\n\ndragula([$('left-rm-spill'), $('right-rm-spill')], { removeOnSpill: true });\ndragula([$('left-copy-1tomany'), $('right-copy-1tomany')], {\n  copy: function (el, source) {\n    return source === $('left-copy-1tomany');\n  },\n  accepts: function (el, target) {\n    return target !== $('left-copy-1tomany');\n  }\n});\n\ndragula([sortable]);\ndragula([document.querySelector('.scrollable')]);\ndragula([document.querySelector('.scroll')]);\n\ncrossvent.add(sortable, 'click', clickHandler);\n\nfunction clickHandler (e) {\n  var target = e.target;\n  if (target === sortable) {\n    return;\n  }\n  target.innerHTML += ' [click!]';\n\n  setTimeout(function () {\n    target.innerHTML = target.innerHTML.replace(/ \\[click!\\]/g, '');\n  }, 500);\n}\n\nfunction $ (id) {\n  return document.getElementById(id);\n}\n","\nvar NativeCustomEvent = global.CustomEvent;\n\nfunction useNative () {\n  try {\n    var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } });\n    return  'cat' === p.type && 'bar' === p.detail.foo;\n  } catch (e) {\n  }\n  return false;\n}\n\n/**\n * Cross-browser `CustomEvent` constructor.\n *\n * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent\n *\n * @public\n */\n\nmodule.exports = useNative() ? NativeCustomEvent :\n\n// IE >= 9\n'function' === typeof document.createEvent ? function CustomEvent (type, params) {\n  var e = document.createEvent('CustomEvent');\n  if (params) {\n    e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);\n  } else {\n    e.initCustomEvent(type, false, false, void 0);\n  }\n  return e;\n} :\n\n// IE <= 8\nfunction CustomEvent (type, params) {\n  var e = document.createEventObject();\n  e.type = type;\n  if (params) {\n    e.bubbles = Boolean(params.bubbles);\n    e.cancelable = Boolean(params.cancelable);\n    e.detail = params.detail;\n  } else {\n    e.bubbles = false;\n    e.cancelable = false;\n    e.detail = void 0;\n  }\n  return e;\n}\n","'use strict';\n\nvar customEvent = require('custom-event');\nvar eventmap = require('./eventmap');\nvar doc = global.document;\nvar addEvent = addEventEasy;\nvar removeEvent = removeEventEasy;\nvar hardCache = [];\n\nif (!global.addEventListener) {\n  addEvent = addEventHard;\n  removeEvent = removeEventHard;\n}\n\nmodule.exports = {\n  add: addEvent,\n  remove: removeEvent,\n  fabricate: fabricateEvent\n};\n\nfunction addEventEasy (el, type, fn, capturing) {\n  return el.addEventListener(type, fn, capturing);\n}\n\nfunction addEventHard (el, type, fn) {\n  return el.attachEvent('on' + type, wrap(el, type, fn));\n}\n\nfunction removeEventEasy (el, type, fn, capturing) {\n  return el.removeEventListener(type, fn, capturing);\n}\n\nfunction removeEventHard (el, type, fn) {\n  var listener = unwrap(el, type, fn);\n  if (listener) {\n    return el.detachEvent('on' + type, listener);\n  }\n}\n\nfunction fabricateEvent (el, type, model) {\n  var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();\n  if (el.dispatchEvent) {\n    el.dispatchEvent(e);\n  } else {\n    el.fireEvent('on' + type, e);\n  }\n  function makeClassicEvent () {\n    var e;\n    if (doc.createEvent) {\n      e = doc.createEvent('Event');\n      e.initEvent(type, true, true);\n    } else if (doc.createEventObject) {\n      e = doc.createEventObject();\n    }\n    return e;\n  }\n  function makeCustomEvent () {\n    return new customEvent(type, { detail: model });\n  }\n}\n\nfunction wrapperFactory (el, type, fn) {\n  return function wrapper (originalEvent) {\n    var e = originalEvent || global.event;\n    e.target = e.target || e.srcElement;\n    e.preventDefault = e.preventDefault || function preventDefault () { e.returnValue = false; };\n    e.stopPropagation = e.stopPropagation || function stopPropagation () { e.cancelBubble = true; };\n    e.which = e.which || e.keyCode;\n    fn.call(el, e);\n  };\n}\n\nfunction wrap (el, type, fn) {\n  var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);\n  hardCache.push({\n    wrapper: wrapper,\n    element: el,\n    type: type,\n    fn: fn\n  });\n  return wrapper;\n}\n\nfunction unwrap (el, type, fn) {\n  var i = find(el, type, fn);\n  if (i) {\n    var wrapper = hardCache[i].wrapper;\n    hardCache.splice(i, 1); // free up a tad of memory\n    return wrapper;\n  }\n}\n\nfunction find (el, type, fn) {\n  var i, item;\n  for (i = 0; i < hardCache.length; i++) {\n    item = hardCache[i];\n    if (item.element === el && item.type === type && item.fn === fn) {\n      return i;\n    }\n  }\n}\n","'use strict';\n\nvar eventmap = [];\nvar eventname = '';\nvar ron = /^on/;\n\nfor (eventname in global) {\n  if (ron.test(eventname)) {\n    eventmap.push(eventname.slice(2));\n  }\n}\n\nmodule.exports = eventmap;\n"]} diff --git a/index.html b/index.html index 59e715e3..3779594a 100644 --- a/index.html +++ b/index.html @@ -110,6 +110,98 @@

Drag and drop so simple it hurts< +
+ +
+
+
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+
Integer luctus magna elementum nibh vestibulum, ut commodo justo vulputate.
+
Praesent in ex tempor, maximus arcu et, fermentum magna.
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Suspendisse a urna et tellus commodo condimentum.
+
Suspendisse convallis nulla at sapien hendrerit dignissim.
+
Suspendisse ut ex in sem rutrum volutpat.
+
Nullam quis mauris et leo pretium tincidunt.
+
Sed sit amet mauris lobortis, auctor ligula quis, convallis dui.
+
Nulla id neque nec odio accumsan eleifend.
+
Donec eget quam in neque sollicitudin molestie.
+
Nunc ut est sed nisi eleifend commodo.
+
Nulla sollicitudin odio eu sollicitudin rhoncus.
+
Quisque ac tortor placerat, tempus turpis sit amet, mollis risus.
+
Morbi at arcu euismod, facilisis nisl condimentum, ultrices leo.
+
Vestibulum pulvinar quam id nisl dictum, quis ultricies dui laoreet.
+
Nunc sed nisl eu nisl accumsan tincidunt non at nibh.
+
Nullam bibendum leo vitae sollicitudin hendrerit.
+
Suspendisse imperdiet odio ut diam fermentum iaculis.
+
Vestibulum elementum sapien a purus facilisis egestas.
+
Pellentesque ac nulla quis ex congue pellentesque eu eleifend lacus.
+
Nunc rutrum lectus vitae ipsum facilisis, et tincidunt nisi dapibus.
+
Phasellus vehicula nisl quis felis rutrum, vel dictum est rutrum.
+
Nunc in orci vitae nunc hendrerit ultrices.
+
Sed scelerisque dui vel sapien congue, at vestibulum orci pretium.
+
Nulla a nisl vel massa rhoncus gravida molestie id leo.
+
Integer a dui iaculis nisl tincidunt convallis.
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In quis purus eu tellus ultricies egestas ut in quam.
+
Integer fringilla metus nec lorem mattis, vel gravida mauris vulputate.
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Nullam scelerisque sapien ac dui euismod vestibulum.
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Aliquam ac erat vel dolor gravida viverra.
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Sed vitae ex accumsan, venenatis dolor quis, molestie mi.
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Duis quis libero sit amet mauris rutrum porta a at augue.
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Cras vitae magna nec dui vestibulum pharetra.
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In vitae libero ac odio consectetur lobortis.
+
Fusce congue ante nec pretium consequat.
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Aliquam efficitur nulla ac risus scelerisque, id viverra lacus tempus.
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Mauris ornare eros at lacus efficitur posuere quis et ligula.
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In in ipsum id justo vulputate lobortis vel vitae ipsum.
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Proin at ipsum bibendum, finibus mi ac, accumsan felis.
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Aenean malesuada massa id tempus mollis.
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Mauris pellentesque dolor vitae urna condimentum, sed sodales elit commodo.
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Sed sollicitudin elit et tellus tincidunt maximus.
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Nunc eleifend neque at lorem dapibus mollis.
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Aliquam ullamcorper massa eu aliquam viverra.
+
Vestibulum vitae quam id enim consectetur facilisis.
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Curabitur viverra justo vel eros tempor ornare.
+
Duis gravida augue sit amet dictum cursus.
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Mauris ut massa convallis, hendrerit massa ut, maximus nulla.
+
Aenean vitae leo sit amet felis faucibus porta ut ut nibh.
+
Phasellus ac massa sit amet purus vehicula tempus.
+
Vestibulum pharetra eros id odio pellentesque, ac aliquet risus lobortis.
+
Maecenas gravida purus non interdum dignissim.
+
Mauris molestie mi congue nibh viverra convallis.
+
Vivamus eget sem nec lorem sagittis mattis.
+
Donec pellentesque turpis et magna pretium hendrerit.
+
Morbi rhoncus quam quis ligula pellentesque tincidunt.
+
Curabitur pretium erat sed orci posuere rhoncus.
+
Donec congue sapien nec convallis maximus.
+
Vivamus consectetur justo et consequat tempor.
+
Mauris scelerisque justo vitae ligula pretium, non auctor justo cursus.
+
Mauris congue nunc porta tortor sagittis dapibus.
+
Morbi hendrerit mauris vitae imperdiet condimentum.
+
Nulla volutpat tellus sit amet sem vehicula viverra.
+
Nullam aliquet dui nec pharetra gravida.
+
+
+ +
+
+
+
Morbi rhoncus quam quis ligula pellentesque tincidunt.
+
Curabitur pretium erat sed orci posuere rhoncus.
+
Donec congue sapien nec convallis maximus.
+
Vivamus consectetur justo et consequat tempor.
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Mauris scelerisque justo vitae ligula pretium, non auctor justo cursus.
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Mauris congue nunc porta tortor sagittis dapibus.
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Morbi hendrerit mauris vitae imperdiet condimentum.
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Nulla volutpat tellus sit amet sem vehicula viverra.
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Nullam aliquet dui nec pharetra gravida.
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