/*! 
* Copyright (c) Tiny Technologies, Inc. All rights reserved.
* Licensed under the LGPL or a commercial license.
* For LGPL see License.txt in the project root for license information.
* For commercial licenses see https://www.tiny.cloud/
* 
*  Version: 5.7.0 (2021-02-10)
*  */
!function(o){var t={};function r(n){if(t[n])return t[n].exports;var e=t[n]={i:n,l:!1,exports:{}};return o[n].call(e.exports,e,e.exports,r),e.l=!0,e.exports}r.m=o,r.c=t,r.d=function(n,e,o){r.o(n,e)||Object.defineProperty(n,e,{configurable:!1,enumerable:!0,get:o})},r.r=function(n){Object.defineProperty(n,"__esModule",{value:!0})},r.n=function(n){var e=n&&n.__esModule?function(){return n["default"]}:function(){return n};return r.d(e,"a",e),e},r.o=function(n,e){return Object.prototype.hasOwnProperty.call(n,e)},r.p="",r(r.s="./src/js/plugins/directionality/plugin.js")}({"./src/js/plugins/directionality/plugin.js":function(module,exports){eval("/**\n  * Copyright (c) Tiny Technologies, Inc. All rights reserved.\n  * Licensed under the LGPL or a commercial license.\n  * For LGPL see License.txt in the project root for license information.\n  * For commercial licenses see https://www.tiny.cloud/\n  *\n  * Version: 5.7.0 (2021-02-10)\n  */\n (function () {\n    'use strict';\n\n    var global = tinymce.util.Tools.resolve('tinymce.PluginManager');\n\n    var global$1 = tinymce.util.Tools.resolve('tinymce.util.Tools');\n\n    var setDir = function (editor, dir) {\n      var dom = editor.dom;\n      var curDir;\n      var blocks = editor.selection.getSelectedBlocks();\n      if (blocks.length) {\n        curDir = dom.getAttrib(blocks[0], 'dir');\n        global$1.each(blocks, function (block) {\n          if (!dom.getParent(block.parentNode, '*[dir=\"' + dir + '\"]', dom.getRoot())) {\n            dom.setAttrib(block, 'dir', curDir !== dir ? dir : null);\n          }\n        });\n        editor.nodeChanged();\n      }\n    };\n\n    var register = function (editor) {\n      editor.addCommand('mceDirectionLTR', function () {\n        setDir(editor, 'ltr');\n      });\n      editor.addCommand('mceDirectionRTL', function () {\n        setDir(editor, 'rtl');\n      });\n    };\n\n    var noop = function () {\n    };\n    var compose1 = function (fbc, fab) {\n      return function (a) {\n        return fbc(fab(a));\n      };\n    };\n    var constant = function (value) {\n      return function () {\n        return value;\n      };\n    };\n    var never = constant(false);\n    var always = constant(true);\n\n    var none = function () {\n      return NONE;\n    };\n    var NONE = function () {\n      var eq = function (o) {\n        return o.isNone();\n      };\n      var call = function (thunk) {\n        return thunk();\n      };\n      var id = function (n) {\n        return n;\n      };\n      var me = {\n        fold: function (n, _s) {\n          return n();\n        },\n        is: never,\n        isSome: never,\n        isNone: always,\n        getOr: id,\n        getOrThunk: call,\n        getOrDie: function (msg) {\n          throw new Error(msg || 'error: getOrDie called on none.');\n        },\n        getOrNull: constant(null),\n        getOrUndefined: constant(undefined),\n        or: id,\n        orThunk: call,\n        map: none,\n        each: noop,\n        bind: none,\n        exists: never,\n        forall: always,\n        filter: none,\n        equals: eq,\n        equals_: eq,\n        toArray: function () {\n          return [];\n        },\n        toString: constant('none()')\n      };\n      return me;\n    }();\n    var some = function (a) {\n      var constant_a = constant(a);\n      var self = function () {\n        return me;\n      };\n      var bind = function (f) {\n        return f(a);\n      };\n      var me = {\n        fold: function (n, s) {\n          return s(a);\n        },\n        is: function (v) {\n          return a === v;\n        },\n        isSome: always,\n        isNone: never,\n        getOr: constant_a,\n        getOrThunk: constant_a,\n        getOrDie: constant_a,\n        getOrNull: constant_a,\n        getOrUndefined: constant_a,\n        or: self,\n        orThunk: self,\n        map: function (f) {\n          return some(f(a));\n        },\n        each: function (f) {\n          f(a);\n        },\n        bind: bind,\n        exists: bind,\n        forall: bind,\n        filter: function (f) {\n          return f(a) ? me : NONE;\n        },\n        toArray: function () {\n          return [a];\n        },\n        toString: function () {\n          return 'some(' + a + ')';\n        },\n        equals: function (o) {\n          return o.is(a);\n        },\n        equals_: function (o, elementEq) {\n          return o.fold(never, function (b) {\n            return elementEq(a, b);\n          });\n        }\n      };\n      return me;\n    };\n    var from = function (value) {\n      return value === null || value === undefined ? NONE : some(value);\n    };\n    var Optional = {\n      some: some,\n      none: none,\n      from: from\n    };\n\n    var isSimpleType = function (type) {\n      return function (value) {\n        return typeof value === type;\n      };\n    };\n    var isNullable = function (a) {\n      return a === null || a === undefined;\n    };\n    var isNonNullable = function (a) {\n      return !isNullable(a);\n    };\n    var isFunction = isSimpleType('function');\n\n    var isSupported = function (dom) {\n      return dom.style !== undefined && isFunction(dom.style.getPropertyValue);\n    };\n\n    var fromHtml = function (html, scope) {\n      var doc = scope || document;\n      var div = doc.createElement('div');\n      div.innerHTML = html;\n      if (!div.hasChildNodes() || div.childNodes.length > 1) {\n        console.error('HTML does not have a single root node', html);\n        throw new Error('HTML must have a single root node');\n      }\n      return fromDom(div.childNodes[0]);\n    };\n    var fromTag = function (tag, scope) {\n      var doc = scope || document;\n      var node = doc.createElement(tag);\n      return fromDom(node);\n    };\n    var fromText = function (text, scope) {\n      var doc = scope || document;\n      var node = doc.createTextNode(text);\n      return fromDom(node);\n    };\n    var fromDom = function (node) {\n      if (node === null || node === undefined) {\n        throw new Error('Node cannot be null or undefined');\n      }\n      return { dom: node };\n    };\n    var fromPoint = function (docElm, x, y) {\n      return Optional.from(docElm.dom.elementFromPoint(x, y)).map(fromDom);\n    };\n    var SugarElement = {\n      fromHtml: fromHtml,\n      fromTag: fromTag,\n      fromText: fromText,\n      fromDom: fromDom,\n      fromPoint: fromPoint\n    };\n\n    var Global = typeof window !== 'undefined' ? window : Function('return this;')();\n\n    var DOCUMENT = 9;\n    var DOCUMENT_FRAGMENT = 11;\n    var TEXT = 3;\n\n    var type = function (element) {\n      return element.dom.nodeType;\n    };\n    var isType = function (t) {\n      return function (element) {\n        return type(element) === t;\n      };\n    };\n    var isText = isType(TEXT);\n    var isDocument = isType(DOCUMENT);\n    var isDocumentFragment = isType(DOCUMENT_FRAGMENT);\n\n    var owner = function (element) {\n      return SugarElement.fromDom(element.dom.ownerDocument);\n    };\n    var documentOrOwner = function (dos) {\n      return isDocument(dos) ? dos : owner(dos);\n    };\n\n    var isShadowRoot = function (dos) {\n      return isDocumentFragment(dos) && isNonNullable(dos.dom.host);\n    };\n    var supported = isFunction(Element.prototype.attachShadow) && isFunction(Node.prototype.getRootNode);\n    var getRootNode = supported ? function (e) {\n      return SugarElement.fromDom(e.dom.getRootNode());\n    } : documentOrOwner;\n    var getShadowRoot = function (e) {\n      var r = getRootNode(e);\n      return isShadowRoot(r) ? Optional.some(r) : Optional.none();\n    };\n    var getShadowHost = function (e) {\n      return SugarElement.fromDom(e.dom.host);\n    };\n\n    var inBody = function (element) {\n      var dom = isText(element) ? element.dom.parentNode : element.dom;\n      if (dom === undefined || dom === null || dom.ownerDocument === null) {\n        return false;\n      }\n      var doc = dom.ownerDocument;\n      return getShadowRoot(SugarElement.fromDom(dom)).fold(function () {\n        return doc.body.contains(dom);\n      }, compose1(inBody, getShadowHost));\n    };\n\n    var get = function (element, property) {\n      var dom = element.dom;\n      var styles = window.getComputedStyle(dom);\n      var r = styles.getPropertyValue(property);\n      return r === '' && !inBody(element) ? getUnsafeProperty(dom, property) : r;\n    };\n    var getUnsafeProperty = function (dom, property) {\n      return isSupported(dom) ? dom.style.getPropertyValue(property) : '';\n    };\n\n    var getDirection = function (element) {\n      return get(element, 'direction') === 'rtl' ? 'rtl' : 'ltr';\n    };\n\n    var getNodeChangeHandler = function (editor, dir) {\n      return function (api) {\n        var nodeChangeHandler = function (e) {\n          var element = SugarElement.fromDom(e.element);\n          api.setActive(getDirection(element) === dir);\n        };\n        editor.on('NodeChange', nodeChangeHandler);\n        return function () {\n          return editor.off('NodeChange', nodeChangeHandler);\n        };\n      };\n    };\n    var register$1 = function (editor) {\n      editor.ui.registry.addToggleButton('ltr', {\n        tooltip: 'Left to right',\n        icon: 'ltr',\n        onAction: function () {\n          return editor.execCommand('mceDirectionLTR');\n        },\n        onSetup: getNodeChangeHandler(editor, 'ltr')\n      });\n      editor.ui.registry.addToggleButton('rtl', {\n        tooltip: 'Right to left',\n        icon: 'rtl',\n        onAction: function () {\n          return editor.execCommand('mceDirectionRTL');\n        },\n        onSetup: getNodeChangeHandler(editor, 'rtl')\n      });\n    };\n\n    function Plugin () {\n      global.add('directionality', function (editor) {\n        register(editor);\n        register$1(editor);\n      });\n    }\n\n    Plugin();\n\n}());\n\n\n//# sourceURL=webpack:///./src/js/plugins/directionality/plugin.js?")}});