Grid scopes wrapping

{{col}}
{{item[col]}}

- browse other examples + browse other examples - + -

trololo

+ {{"content # " + item.index + ' ' + item.height}} +

diff --git a/demo/differentItemHeights/differentItemHeights.js b/demo/differentItemHeights/differentItemHeights.js index 2dce2c73..a9e94e61 100644 --- a/demo/differentItemHeights/differentItemHeights.js +++ b/demo/differentItemHeights/differentItemHeights.js @@ -1,29 +1,44 @@ -angular.module('application', ['ui.scroll']).factory('datasource', [ - '$log', '$timeout', function(console, $timeout) { - var get, max, min; - min = -50; - max = 100; +angular.module('application', ['ui.scroll']) - get = function(index, count, success) { - $timeout(function() { +.run(function($rootScope) { + $rootScope.doReload = function () { + $rootScope.$broadcast('DO_RELOAD'); + }; +}) + +.controller('MainCtrl', function($scope) { + $scope.hello = 'Hello Main Controller!'; + var counter = 0; + + var reloadListener = $scope.$on('DO_RELOAD', function() { + if ($scope.adapter) { + counter = 0; + $scope.adapter.reload(); + } + }); + + $scope.$on("$destroy", function() { + reloadListener(); + }); + + var min = -1000, max = 1000, delay = 0; + + $scope.datasource = { + get: function(index, count, success) { + setTimeout(function() { var result = []; var start = Math.max(min, index); var end = Math.min(index + count - 1, max); if (start <= end) { for (var i = start; i <= end; i++) { - var j = i > 0 ? i : (-1) * i; - result.push({ - text: "item #" + i, - height: 20 + (j%2) * 10 - }); + height = 50 + (counter++ * 2); + result.push({ index: i, height: height }); } } - success(result); - }, 50); - }; + console.log('Got ' + result.length + ' items [' + start + '..' + end + ']'); + success(result); + }, delay); + } + }; - return { - get: get - }; - } -]); \ No newline at end of file +}); diff --git a/test/BasicTestsSpec.js b/test/BasicTestsSpec.js index 8afacc8a..0506b908 100644 --- a/test/BasicTestsSpec.js +++ b/test/BasicTestsSpec.js @@ -637,6 +637,9 @@ describe('uiScroll', function () { var topVisibleChangeCount = 0; scope.$watch('container1.adapter.topVisible', function(newValue) { + if(newValue === 'item1') { + return; + } topVisibleChangeCount++; expect(scope.container1.adapter.topVisible).toBe(newValue); @@ -675,6 +678,9 @@ describe('uiScroll', function () { var topVisibleChangeCount = 0; scope.$watch('container1.adapter.topVisible', function(newValue) { + if(newValue === 'item1') { + return; + } topVisibleChangeCount++; expect(scope.container1.adapter.topVisible).toBe(newValue); @@ -839,4 +845,45 @@ describe('uiScroll', function () { }); }); + describe('interpolation', function() { + var myTemplate = '

{{$index}}: {{item}}

'; + var scrollSettings = { + datasource: 'myInfiniteDatasource', + template: myTemplate, + topVisible: 'topVisible', + bufferSize: 10 + }; + + it('should keep 1st item at the top after initial auto fetching is done', function() { + runTest(scrollSettings, + function (viewport, scope) { + expect(scope.topVisible).toBe('item1'); + expect(viewport.scrollTop()).toBe(400); // 1 pack (bufferSize * itemHeight) from the top + }, { + scope: { + 'itemHeight': 40 + } + } + ); + }); + + it('should keep (-bufferSize) item at the top after one manual fetching is done', function() { + runTest(scrollSettings, + function (viewport, scope, $timeout) { + + viewport.scrollTop(0); // scroll to the very top + viewport.trigger('scroll'); + $timeout.flush(); + + expect(scope.topVisible).toBe('item-9'); + expect(viewport.scrollTop()).toBe(400); // 1 pack (bufferSize * itemHeight) from the top + }, { + scope: { + 'itemHeight': 40 + } + } + ); + }); + }); + }); \ No newline at end of file diff --git a/test/VisibilitySwitchingSpec.js b/test/VisibilitySwitchingSpec.js index 41e25330..c1b48a83 100644 --- a/test/VisibilitySwitchingSpec.js +++ b/test/VisibilitySwitchingSpec.js @@ -80,6 +80,25 @@ describe('uiScroll', function () { } ); }); + + it('should stay on the 1st item after the visibility is on (infinite list)', function () { + var infititeScrollSettings = scrollSettings; + infititeScrollSettings.datasource = 'myInfiniteDatasource'; + infititeScrollSettings.topVisible = 'topVisible'; + runTest(infititeScrollSettings, + function (viewport, scope, $timeout) { + viewport.css('display','none'); + scope.adapter.reload(); + $timeout.flush(); + + viewport.css('display','block'); + scope.$apply(); + $timeout.flush(); + + expect(scope.topVisible).toBe('item1'); + } + ); + }); }); describe('items visibility changing', function () { @@ -105,7 +124,6 @@ describe('uiScroll', function () { angular.element(viewport.children()[onePackItemsCount - 1]).css('height', 40); expect(angular.element(viewport.children()[onePackItemsCount - 1]).css('height')).toBe('40px'); scope.$apply(); - //$timeout.flush(); $timeout(function() { expect(viewport.children().length).toBe(twoPacksItemsCount); From 45ce2bce64be3f9c72d8a80a430b1763bbe5b868 Mon Sep 17 00:00:00 2001 From: dhilt Date: Sun, 2 Jul 2017 16:01:14 +0300 Subject: [PATCH 4/6] interpolation pre-dist --- dist/ui-scroll.js | 83 +++++++++++++++++++++++-------------------- dist/ui-scroll.js.map | 2 +- 2 files changed, 45 insertions(+), 40 deletions(-) diff --git a/dist/ui-scroll.js b/dist/ui-scroll.js index 8721eb9f..55e42251 100644 --- a/dist/ui-scroll.js +++ b/dist/ui-scroll.js @@ -1,7 +1,7 @@ /*! * angular-ui-scroll (uncompressed) * https://github.com/angular-ui/ui-scroll - * Version: 1.6.1 -- 2017-06-20T03:26:22.415Z + * Version: 1.6.1 -- 2017-07-02T04:33:05.420Z * License: MIT */ /******/ (function(modules) { // webpackBootstrap @@ -1330,7 +1330,9 @@ angular.module('ui.scroll', []).service('jqLiteExtras', function () { } }); if (!pending.length) { - adjustBuffer(); + $timeout(function () { + return adjustBuffer(); + }); } } } @@ -1462,26 +1464,28 @@ angular.module('ui.scroll', []).service('jqLiteExtras', function () { var updates = updateDOM(); // We need the item bindings to be processed before we can do adjustment - $timeout(function () { + $scope.$apply(function () { + return $timeout(function () { - // show elements after data binging has been done - updates.inserted.forEach(function (w) { - return w.element.removeClass('ng-hide'); - }); - updates.prepended.forEach(function (w) { - return w.element.removeClass('ng-hide'); - }); + // show elements after data binging has been done + updates.inserted.forEach(function (w) { + return w.element.removeClass('ng-hide'); + }); + updates.prepended.forEach(function (w) { + return w.element.removeClass('ng-hide'); + }); - if (isInvalid(rid)) { - return; - } + if (isInvalid(rid)) { + return; + } - updatePaddings(rid, updates); - enqueueFetch(rid); + updatePaddings(rid, updates); + enqueueFetch(rid); - if (!pending.length) { - adapter.calculateProperties(); - } + if (!pending.length) { + adapter.calculateProperties(); + } + }); }); } @@ -1489,31 +1493,32 @@ angular.module('ui.scroll', []).service('jqLiteExtras', function () { var updates = updateDOM(); // We need the item bindings to be processed before we can do adjustment - $timeout(function () { - - // show elements after data binging has been done - updates.inserted.forEach(function (w) { - return w.element.removeClass('ng-hide'); - }); - updates.prepended.forEach(function (w) { - return w.element.removeClass('ng-hide'); - }); + $scope.$apply(function () { + return $timeout(function () { + // show elements after data binging has been done + updates.inserted.forEach(function (w) { + return w.element.removeClass('ng-hide'); + }); + updates.prepended.forEach(function (w) { + return w.element.removeClass('ng-hide'); + }); - viewport.adjustScrollTopAfterPrepend(updates); + viewport.adjustScrollTopAfterPrepend(updates); - if (isInvalid(rid)) { - return; - } + if (isInvalid(rid)) { + return; + } - updatePaddings(rid, updates); - enqueueFetch(rid, updates); - pending.shift(); + updatePaddings(rid, updates); + enqueueFetch(rid, updates); + pending.shift(); - if (pending.length) fetch(rid);else { - adapter.loading(false); - bindEvents(); - adapter.calculateProperties(); - } + if (pending.length) fetch(rid);else { + adapter.loading(false); + bindEvents(); + adapter.calculateProperties(); + } + }); }); } diff --git a/dist/ui-scroll.js.map b/dist/ui-scroll.js.map index c50a7f99..3bdc483b 100644 --- a/dist/ui-scroll.js.map +++ b/dist/ui-scroll.js.map @@ -1 +1 @@ -{"version":3,"sources":["webpack:///webpack/bootstrap 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\t// The module cache\n \tvar installedModules = {};\n\n \t// The require function\n \tfunction __webpack_require__(moduleId) {\n\n \t\t// Check if module is in cache\n \t\tif(installedModules[moduleId]) {\n \t\t\treturn installedModules[moduleId].exports;\n \t\t}\n \t\t// Create a new module (and put it into the cache)\n \t\tvar module = installedModules[moduleId] = {\n \t\t\ti: moduleId,\n \t\t\tl: false,\n \t\t\texports: {}\n \t\t};\n\n \t\t// Execute the module function\n \t\tmodules[moduleId].call(module.exports, module, module.exports, __webpack_require__);\n\n \t\t// Flag the module as loaded\n \t\tmodule.l = true;\n\n \t\t// Return the exports of the module\n \t\treturn module.exports;\n \t}\n\n\n \t// expose the modules object (__webpack_modules__)\n \t__webpack_require__.m = modules;\n\n \t// expose the module cache\n \t__webpack_require__.c = installedModules;\n\n \t// identity function for calling harmony imports with the correct context\n \t__webpack_require__.i = function(value) { return value; };\n\n \t// define getter function for harmony exports\n \t__webpack_require__.d = function(exports, name, getter) {\n \t\tif(!__webpack_require__.o(exports, name)) {\n \t\t\tObject.defineProperty(exports, name, {\n \t\t\t\tconfigurable: false,\n \t\t\t\tenumerable: true,\n \t\t\t\tget: getter\n \t\t\t});\n \t\t}\n \t};\n\n \t// getDefaultExport function for compatibility with non-harmony modules\n \t__webpack_require__.n = function(module) {\n \t\tvar getter = module && module.__esModule ?\n \t\t\tfunction getDefault() { return module['default']; } :\n \t\t\tfunction getModuleExports() { return module; };\n \t\t__webpack_require__.d(getter, 'a', getter);\n \t\treturn getter;\n \t};\n\n \t// Object.prototype.hasOwnProperty.call\n \t__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"\";\n\n \t// Load entry module and return exports\n \treturn __webpack_require__(__webpack_require__.s = 7);\n\n\n\n// WEBPACK FOOTER //\n// webpack/bootstrap 0babc30b0e0c1649fab6","function getCtrlOnData(attr, element) {\r\n let onSyntax = attr.match(/^(.+)(\\s+on\\s+)(.+)?/);\r\n if (onSyntax && onSyntax.length === 4) {\r\n window.console.log('Angular ui-scroll adapter assignment warning. \"Controller On\" syntax has been deprecated since ui-scroll v1.6.1.');\r\n let ctrl = onSyntax[3];\r\n let tail = onSyntax[1];\r\n let candidate = element;\r\n while (candidate.length) {\r\n let candidateScope = candidate.scope(); // doesn't work when debugInfoEnabled flag = true\r\n let candidateName = (candidate.attr('ng-controller') || '').match(/(\\w(?:\\w|\\d)*)(?:\\s+as\\s+(\\w(?:\\w|\\d)*))?/);\r\n if (candidateName && candidateName[1] === ctrl) {\r\n return {\r\n target: candidateScope,\r\n source: tail\r\n };\r\n }\r\n candidate = candidate.parent();\r\n }\r\n throw new Error('Angular ui-scroll adapter assignment error. Failed to locate target controller \"' + ctrl + '\" to inject \"' + tail + '\"');\r\n }\r\n}\r\n\r\nclass Adapter {\r\n\r\n constructor(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope) {\r\n this.viewport = viewport;\r\n this.buffer = buffer;\r\n this.adjustBuffer = adjustBuffer;\r\n this.reload = reload;\r\n\r\n this.isLoading = false;\r\n this.disabled = false;\r\n\r\n const viewportScope = viewport.getScope();\r\n this.startScope = viewportScope.$parent ? viewportScope : $scope;\r\n\r\n this.publicContext = {};\r\n this.assignAdapter($attr.adapter, $parse, element);\r\n this.generatePublicContext($attr, $parse);\r\n }\r\n\r\n assignAdapter(adapterAttr, $parse, element) {\r\n if (!adapterAttr || !(adapterAttr = adapterAttr.replace(/^\\s+|\\s+$/gm, ''))) {\r\n return;\r\n }\r\n let ctrlOnData = getCtrlOnData(adapterAttr, element);\r\n let adapterOnScope;\r\n\r\n try {\r\n if (ctrlOnData) { // \"Controller On\", deprecated since v1.6.1\r\n $parse(ctrlOnData.source).assign(ctrlOnData.target, {});\r\n adapterOnScope = $parse(ctrlOnData.source)(ctrlOnData.target);\r\n }\r\n else {\r\n $parse(adapterAttr).assign(this.startScope, {});\r\n adapterOnScope = $parse(adapterAttr)(this.startScope);\r\n }\r\n }\r\n catch (error) {\r\n error.message = `Angular ui-scroll Adapter assignment exception.\\n` +\r\n `Can't parse \"${adapterAttr}\" expression.\\n` +\r\n error.message;\r\n throw error;\r\n }\r\n\r\n angular.extend(adapterOnScope, this.publicContext);\r\n this.publicContext = adapterOnScope;\r\n }\r\n\r\n generatePublicContext($attr, $parse) {\r\n // these methods will be accessible out of ui-scroll via user defined adapter\r\n const publicMethods = ['reload', 'applyUpdates', 'append', 'prepend', 'isBOF', 'isEOF', 'isEmpty'];\r\n for (let i = publicMethods.length - 1; i >= 0; i--) {\r\n this.publicContext[publicMethods[i]] = this[publicMethods[i]].bind(this);\r\n }\r\n\r\n // these read-only props will be accessible out of ui-scroll via user defined adapter\r\n const publicProps = ['isLoading', 'topVisible', 'topVisibleElement', 'topVisibleScope', 'bottomVisible', 'bottomVisibleElement', 'bottomVisibleScope'];\r\n for (let i = publicProps.length - 1; i >= 0; i--) {\r\n let property, attr = $attr[publicProps[i]];\r\n Object.defineProperty(this, publicProps[i], {\r\n get: () => property,\r\n set: (value) => {\r\n property = value;\r\n this.publicContext[publicProps[i]] = value;\r\n if (attr) {\r\n $parse(attr).assign(this.startScope, value);\r\n }\r\n }\r\n });\r\n }\r\n\r\n // non-read-only public property\r\n Object.defineProperty(this.publicContext, 'disabled', {\r\n get: () => this.disabled,\r\n set: (value) => (!(this.disabled = value)) ? this.adjustBuffer() : null\r\n });\r\n }\r\n\r\n loading(value) {\r\n this['isLoading'] = value;\r\n }\r\n\r\n isBOF() {\r\n return this.buffer.bof;\r\n }\r\n\r\n isEOF() {\r\n return this.buffer.eof;\r\n }\r\n\r\n isEmpty() {\r\n return !this.buffer.length;\r\n }\r\n\r\n applyUpdates(arg1, arg2) {\r\n if (angular.isFunction(arg1)) {\r\n // arg1 is the updater function, arg2 is ignored\r\n this.buffer.slice(0).forEach((wrapper) => {\r\n // we need to do it on the buffer clone, because buffer content\r\n // may change as we iterate through\r\n this.applyUpdate(wrapper, arg1(wrapper.item, wrapper.scope, wrapper.element));\r\n });\r\n } else {\r\n // arg1 is item index, arg2 is the newItems array\r\n if (arg1 % 1 !== 0) {// checking if it is an integer\r\n throw new Error('applyUpdates - ' + arg1 + ' is not a valid index');\r\n }\r\n\r\n const index = arg1 - this.buffer.first;\r\n if ((index >= 0 && index < this.buffer.length)) {\r\n this.applyUpdate(this.buffer[index], arg2);\r\n }\r\n }\r\n\r\n this.adjustBuffer();\r\n }\r\n\r\n append(newItems) {\r\n this.buffer.append(newItems);\r\n this.adjustBuffer();\r\n }\r\n\r\n prepend(newItems) {\r\n this.buffer.prepend(newItems);\r\n this.adjustBuffer();\r\n }\r\n\r\n calculateProperties() {\r\n let rowTop = null, topHeight = 0;\r\n let topDone = false, bottomDone = false;\r\n const length = this.buffer.length;\r\n\r\n for (let i = 0; i < length; i++) {\r\n const item = this.buffer[i];\r\n const itemTop = item.element.offset().top;\r\n\r\n if (rowTop !== itemTop) { // a new row condition\r\n const itemHeight = item.element.outerHeight(true);\r\n const top = this.viewport.topDataPos() + topHeight + itemHeight;\r\n\r\n if (!topDone && top > this.viewport.topVisiblePos()) {\r\n topDone = true;\r\n this['topVisible'] = item.item;\r\n this['topVisibleElement'] = item.element;\r\n this['topVisibleScope'] = item.scope;\r\n }\r\n\r\n if (!bottomDone && (top >= this.viewport.bottomVisiblePos() || (i === length - 1 && this.isEOF()))) {\r\n bottomDone = true;\r\n this['bottomVisible'] = item.item;\r\n this['bottomVisibleElement'] = item.element;\r\n this['bottomVisibleScope'] = item.scope;\r\n }\r\n topHeight += itemHeight;\r\n }\r\n\r\n rowTop = itemTop;\r\n\r\n if (topDone && bottomDone) {\r\n break;\r\n }\r\n }\r\n }\r\n\r\n applyUpdate(wrapper, newItems) {\r\n if (!angular.isArray(newItems)) {\r\n return;\r\n }\r\n\r\n let keepIt;\r\n let pos = (this.buffer.indexOf(wrapper)) + 1;\r\n\r\n newItems.reverse().forEach((newItem) => {\r\n if (newItem === wrapper.item) {\r\n keepIt = true;\r\n pos--;\r\n } else {\r\n this.buffer.insert(pos, newItem);\r\n }\r\n });\r\n\r\n if (!keepIt) {\r\n wrapper.op = 'remove';\r\n }\r\n }\r\n\r\n}\r\n\r\nexport default Adapter;\n\n\n// WEBPACK FOOTER //\n// ./src/modules/adapter.js","export default function ScrollBuffer(elementRoutines, bufferSize) {\r\n const buffer = Object.create(Array.prototype);\r\n\r\n angular.extend(buffer, {\r\n size: bufferSize,\r\n\r\n reset(startIndex) {\r\n buffer.remove(0, buffer.length);\r\n buffer.eof = false;\r\n buffer.bof = false;\r\n buffer.first = startIndex;\r\n buffer.next = startIndex;\r\n buffer.minIndex = startIndex;\r\n buffer.maxIndex = startIndex;\r\n buffer.minIndexUser = null;\r\n buffer.maxIndexUser = null;\r\n },\r\n\r\n append(items) {\r\n items.forEach((item) => {\r\n ++buffer.next;\r\n buffer.insert('append', item);\r\n });\r\n buffer.maxIndex = buffer.eof ? buffer.next - 1 : Math.max(buffer.next - 1, buffer.maxIndex);\r\n },\r\n\r\n prepend(items) {\r\n items.reverse().forEach((item) => {\r\n --buffer.first;\r\n buffer.insert('prepend', item);\r\n });\r\n buffer.minIndex = buffer.bof ? buffer.minIndex = buffer.first : Math.min(buffer.first, buffer.minIndex);\r\n },\r\n\r\n /**\r\n * inserts wrapped element in the buffer\r\n * the first argument is either operation keyword (see below) or a number for operation 'insert'\r\n * for insert the number is the index for the buffer element the new one have to be inserted after\r\n * operations: 'append', 'prepend', 'insert', 'remove', 'update', 'none'\r\n */\r\n insert(operation, item) {\r\n const wrapper = {\r\n item: item\r\n };\r\n\r\n if (operation % 1 === 0) {// it is an insert\r\n wrapper.op = 'insert';\r\n buffer.splice(operation, 0, wrapper);\r\n } else {\r\n wrapper.op = operation;\r\n switch (operation) {\r\n case 'append':\r\n buffer.push(wrapper);\r\n break;\r\n case 'prepend':\r\n buffer.unshift(wrapper);\r\n break;\r\n }\r\n }\r\n },\r\n\r\n // removes elements from buffer\r\n remove(arg1, arg2) {\r\n if (angular.isNumber(arg1)) {\r\n // removes items from arg1 (including) through arg2 (excluding)\r\n for (let i = arg1; i < arg2; i++) {\r\n elementRoutines.removeElement(buffer[i]);\r\n }\r\n\r\n return buffer.splice(arg1, arg2 - arg1);\r\n }\r\n // removes single item(wrapper) from the buffer\r\n buffer.splice(buffer.indexOf(arg1), 1);\r\n\r\n return elementRoutines.removeElementAnimated(arg1);\r\n },\r\n\r\n effectiveHeight(elements) {\r\n if (!elements.length) {\r\n return 0;\r\n }\r\n let top = Number.MAX_VALUE;\r\n let bottom = Number.MIN_VALUE;\r\n elements.forEach((wrapper) => {\r\n if (wrapper.element[0].offsetParent) {\r\n // element style is not display:none\r\n top = Math.min(top, wrapper.element.offset().top);\r\n bottom = Math.max(bottom, wrapper.element.offset().top + wrapper.element.outerHeight(true));\r\n }\r\n });\r\n return Math.max(0, bottom - top);\r\n }\r\n\r\n });\r\n\r\n return buffer;\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/buffer.js","export default class ElementRoutines {\r\n\r\n constructor($injector, $q) {\r\n this.$animate = ($injector.has && $injector.has('$animate')) ? $injector.get('$animate') : null;\r\n this.isAngularVersionLessThen1_3 = angular.version.major === 1 && angular.version.minor < 3;\r\n this.$q = $q;\r\n }\r\n\r\n insertElement(newElement, previousElement) {\r\n previousElement.after(newElement);\r\n return [];\r\n }\r\n\r\n removeElement(wrapper) {\r\n wrapper.element.remove();\r\n wrapper.scope.$destroy();\r\n return [];\r\n }\r\n\r\n insertElementAnimated(newElement, previousElement) {\r\n if (!this.$animate) {\r\n return this.insertElement(newElement, previousElement);\r\n }\r\n\r\n if (this.isAngularVersionLessThen1_3) {\r\n const deferred = this.$q.defer();\r\n // no need for parent - previous element is never null\r\n this.$animate.enter(newElement, null, previousElement, () => deferred.resolve());\r\n\r\n return [deferred.promise];\r\n }\r\n\r\n // no need for parent - previous element is never null\r\n return [this.$animate.enter(newElement, null, previousElement)];\r\n }\r\n\r\n removeElementAnimated(wrapper) {\r\n if (!this.$animate) {\r\n return this.removeElement(wrapper);\r\n }\r\n\r\n if (this.isAngularVersionLessThen1_3) {\r\n const deferred = this.$q.defer();\r\n this.$animate.leave(wrapper.element, () => {\r\n wrapper.scope.$destroy();\r\n return deferred.resolve();\r\n });\r\n\r\n return [deferred.promise];\r\n }\r\n\r\n return [(this.$animate.leave(wrapper.element)).then(() => wrapper.scope.$destroy())];\r\n }\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/elementRoutines.js","/*!\r\n globals: angular, window\r\n List of used element methods available in JQuery but not in JQuery Lite\r\n element.before(elem)\r\n element.height()\r\n element.outerHeight(true)\r\n element.height(value) = only for Top/Bottom padding elements\r\n element.scrollTop()\r\n element.scrollTop(value)\r\n */\r\n\r\nexport default class JQLiteExtras {\r\n\r\n registerFor(element) {\r\n let convertToPx, css, getStyle, isWindow;\r\n // angular implementation blows up if elem is the window\r\n css = angular.element.prototype.css;\r\n\r\n element.prototype.css = function (name, value) {\r\n let self = this;\r\n let elem = self[0];\r\n if (!(!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style)) {\r\n return css.call(self, name, value);\r\n }\r\n };\r\n\r\n // as defined in angularjs v1.0.5\r\n isWindow = (obj) => obj && obj.document && obj.location && obj.alert && obj.setInterval;\r\n\r\n function scrollTo(self, direction, value) {\r\n let elem = self[0];\r\n let [method, prop, preserve] = {\r\n top: [\r\n 'scrollTop',\r\n 'pageYOffset',\r\n 'scrollLeft'\r\n ],\r\n left: [\r\n 'scrollLeft',\r\n 'pageXOffset',\r\n 'scrollTop'\r\n ]\r\n }[direction];\r\n\r\n if (isWindow(elem)) {\r\n if (angular.isDefined(value)) {\r\n return elem.scrollTo(self[preserve].call(self), value);\r\n }\r\n return (prop in elem) ? elem[prop] : elem.document.documentElement[method];\r\n } else {\r\n if (angular.isDefined(value)) {\r\n elem[method] = value;\r\n }\r\n return elem[method];\r\n }\r\n }\r\n\r\n if (window.getComputedStyle) {\r\n getStyle = (elem) => window.getComputedStyle(elem, null);\r\n convertToPx = (elem, value) => parseFloat(value);\r\n } else {\r\n getStyle = (elem) => elem.currentStyle;\r\n convertToPx = (elem, value) => {\r\n let left, result, rs, rsLeft, style;\r\n let core_pnum = /[+-]?(?:\\d*\\.|)\\d+(?:[eE][+-]?\\d+|)/.source;\r\n let rnumnonpx = new RegExp('^(' + core_pnum + ')(?!px)[a-z%]+$', 'i');\r\n\r\n if (!rnumnonpx.test(value)) {\r\n return parseFloat(value);\r\n }\r\n\r\n // ported from JQuery\r\n style = elem.style;\r\n left = style.left;\r\n rs = elem.runtimeStyle;\r\n rsLeft = rs && rs.left;\r\n if (rs) {\r\n rs.left = style.left;\r\n }\r\n // put in the new values to get a computed style out\r\n style.left = value;\r\n result = style.pixelLeft;\r\n style.left = left;\r\n if (rsLeft) {\r\n rs.left = rsLeft;\r\n }\r\n return result;\r\n };\r\n }\r\n\r\n function getMeasurements(elem, measure) {\r\n let base, borderA, borderB, computedMarginA, computedMarginB, computedStyle, dirA, dirB, marginA, marginB, paddingA, paddingB;\r\n\r\n if (isWindow(elem)) {\r\n base = document.documentElement[{height: 'clientHeight', width: 'clientWidth'}[measure]];\r\n\r\n return {\r\n base: base,\r\n padding: 0,\r\n border: 0,\r\n margin: 0\r\n };\r\n }\r\n\r\n // Start with offset property\r\n [\r\n base,\r\n dirA,\r\n dirB\r\n ] = {\r\n width: [\r\n elem.offsetWidth,\r\n 'Left',\r\n 'Right'\r\n ],\r\n height: [\r\n elem.offsetHeight,\r\n 'Top',\r\n 'Bottom'\r\n ]\r\n }[measure];\r\n\r\n computedStyle = getStyle(elem);\r\n paddingA = convertToPx(elem, computedStyle['padding' + dirA]) || 0;\r\n paddingB = convertToPx(elem, computedStyle['padding' + dirB]) || 0;\r\n borderA = convertToPx(elem, computedStyle['border' + dirA + 'Width']) || 0;\r\n borderB = convertToPx(elem, computedStyle['border' + dirB + 'Width']) || 0;\r\n computedMarginA = computedStyle['margin' + dirA];\r\n computedMarginB = computedStyle['margin' + dirB];\r\n\r\n // I do not care for width for now, so this hack is irrelevant\r\n // if ( !supportsPercentMargin )\r\n // computedMarginA = hackPercentMargin( elem, computedStyle, computedMarginA )\r\n // computedMarginB = hackPercentMargin( elem, computedStyle, computedMarginB )\r\n marginA = convertToPx(elem, computedMarginA) || 0;\r\n marginB = convertToPx(elem, computedMarginB) || 0;\r\n\r\n return {\r\n base: base,\r\n padding: paddingA + paddingB,\r\n border: borderA + borderB,\r\n margin: marginA + marginB\r\n };\r\n }\r\n\r\n function getWidthHeight(elem, direction, measure) {\r\n let computedStyle, result;\r\n\r\n let measurements = getMeasurements(elem, direction);\r\n\r\n if (measurements.base > 0) {\r\n return {\r\n base: measurements.base - measurements.padding - measurements.border,\r\n outer: measurements.base,\r\n outerfull: measurements.base + measurements.margin\r\n }[measure];\r\n }\r\n\r\n // Fall back to computed then uncomputed css if necessary\r\n computedStyle = getStyle(elem);\r\n result = computedStyle[direction];\r\n\r\n if (result < 0 || result === null) {\r\n result = elem.style[direction] || 0;\r\n }\r\n\r\n // Normalize \"\", auto, and prepare for extra\r\n result = parseFloat(result) || 0;\r\n\r\n return {\r\n base: result - measurements.padding - measurements.border,\r\n outer: result,\r\n outerfull: result + measurements.padding + measurements.border + measurements.margin\r\n }[measure];\r\n }\r\n\r\n // define missing methods\r\n return angular.forEach({\r\n before(newElem) {\r\n var children, elem, i, j, parent, ref, self;\r\n self = this;\r\n elem = self[0];\r\n parent = self.parent();\r\n children = parent.contents();\r\n if (children[0] === elem) {\r\n return parent.prepend(newElem);\r\n } else {\r\n for (i = j = 1, ref = children.length - 1; 1 <= ref ? j <= ref : j >= ref; i = 1 <= ref ? ++j : --j) {\r\n if (children[i] === elem) {\r\n angular.element(children[i - 1]).after(newElem);\r\n return;\r\n }\r\n }\r\n throw new Error('invalid DOM structure ' + elem.outerHTML);\r\n }\r\n },\r\n height (value){\r\n var self;\r\n self = this;\r\n if (angular.isDefined(value)) {\r\n if (angular.isNumber(value)) {\r\n value = value + 'px';\r\n }\r\n return css.call(self, 'height', value);\r\n } else {\r\n return getWidthHeight(this[0], 'height', 'base');\r\n }\r\n },\r\n outerHeight(option) {\r\n return getWidthHeight(this[0], 'height', option ? 'outerfull' : 'outer');\r\n },\r\n outerWidth(option) {\r\n return getWidthHeight(this[0], 'width', option ? 'outerfull' : 'outer');\r\n },\r\n\r\n /*\r\n The offset setter method is not implemented\r\n */\r\n offset(value) {\r\n let docElem, win;\r\n let self = this;\r\n let box = {\r\n top: 0,\r\n left: 0\r\n };\r\n let elem = self[0];\r\n let doc = elem && elem.ownerDocument;\r\n\r\n if (arguments.length) {\r\n if (value === undefined) {\r\n return self;\r\n }\r\n // TODO: implement setter\r\n throw new Error('offset setter method is not implemented');\r\n }\r\n\r\n if (!doc) {\r\n return;\r\n }\r\n\r\n docElem = doc.documentElement;\r\n\r\n // TODO: Make sure it's not a disconnected DOM node\r\n\r\n if (elem.getBoundingClientRect != null) {\r\n box = elem.getBoundingClientRect();\r\n }\r\n\r\n win = doc.defaultView || doc.parentWindow;\r\n\r\n return {\r\n top: box.top + (win.pageYOffset || docElem.scrollTop) - (docElem.clientTop || 0),\r\n left: box.left + (win.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || 0)\r\n };\r\n },\r\n scrollTop(value) {\r\n return scrollTo(this, 'top', value);\r\n },\r\n scrollLeft(value) {\r\n return scrollTo(this, 'left', value);\r\n }\r\n }, (value, key) => {\r\n if (!element.prototype[key]) {\r\n return element.prototype[key] = value;\r\n }\r\n });\r\n }\r\n\r\n}\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/modules/jqLiteExtras.js","import Padding from './padding';\r\n\r\nexport default function Viewport(elementRoutines, buffer, element, viewportController, $rootScope, padding) {\r\n let topPadding = null;\r\n let bottomPadding = null;\r\n const viewport = viewportController && viewportController.viewport ? viewportController.viewport : angular.element(window);\r\n const container = viewportController && viewportController.container ? viewportController.container : undefined;\r\n const scope = viewportController && viewportController.scope ? viewportController.scope : $rootScope;\r\n\r\n viewport.css({\r\n 'overflow-anchor': 'none',\r\n 'overflow-y': 'auto',\r\n 'display': 'block'\r\n });\r\n\r\n function bufferPadding() {\r\n return viewport.outerHeight() * padding; // some extra space to initiate preload\r\n }\r\n\r\n angular.extend(viewport, {\r\n getScope() {\r\n return scope;\r\n },\r\n\r\n createPaddingElements(template) {\r\n topPadding = new Padding(template);\r\n bottomPadding = new Padding(template);\r\n element.before(topPadding);\r\n element.after(bottomPadding);\r\n },\r\n\r\n applyContainerStyle() {\r\n if (container && container !== viewport) {\r\n viewport.css('height', window.getComputedStyle(container[0]).height);\r\n }\r\n },\r\n\r\n bottomDataPos() {\r\n let scrollHeight = viewport[0].scrollHeight;\r\n scrollHeight = scrollHeight != null ? scrollHeight : viewport[0].document.documentElement.scrollHeight;\r\n return scrollHeight - bottomPadding.height();\r\n },\r\n\r\n topDataPos() {\r\n return topPadding.height();\r\n },\r\n\r\n bottomVisiblePos() {\r\n return viewport.scrollTop() + viewport.outerHeight();\r\n },\r\n\r\n topVisiblePos() {\r\n return viewport.scrollTop();\r\n },\r\n\r\n insertElement(e, sibling) {\r\n return elementRoutines.insertElement(e, sibling || topPadding);\r\n },\r\n\r\n insertElementAnimated(e, sibling) {\r\n return elementRoutines.insertElementAnimated(e, sibling || topPadding);\r\n },\r\n\r\n shouldLoadBottom() {\r\n return !buffer.eof && viewport.bottomDataPos() < viewport.bottomVisiblePos() + bufferPadding();\r\n },\r\n\r\n clipBottom() {\r\n // clip the invisible items off the bottom\r\n let overage = 0;\r\n let overageHeight = 0;\r\n let itemHeight = 0;\r\n let emptySpaceHeight = viewport.bottomDataPos() - viewport.bottomVisiblePos() - bufferPadding();\r\n\r\n for (let i = buffer.length - 1; i >= 0; i--) {\r\n itemHeight = buffer[i].element.outerHeight(true);\r\n if (overageHeight + itemHeight > emptySpaceHeight) {\r\n break;\r\n }\r\n bottomPadding.cache.add(buffer[i]);\r\n overageHeight += itemHeight;\r\n overage++;\r\n }\r\n\r\n if (overage > 0) {\r\n buffer.eof = false;\r\n buffer.remove(buffer.length - overage, buffer.length);\r\n buffer.next -= overage;\r\n viewport.adjustPadding();\r\n }\r\n },\r\n\r\n shouldLoadTop() {\r\n return !buffer.bof && (viewport.topDataPos() > viewport.topVisiblePos() - bufferPadding());\r\n },\r\n\r\n clipTop() {\r\n // clip the invisible items off the top\r\n let overage = 0;\r\n let overageHeight = 0;\r\n let itemHeight = 0;\r\n let emptySpaceHeight = viewport.topVisiblePos() - viewport.topDataPos() - bufferPadding();\r\n\r\n for (let i = 0; i < buffer.length; i++) {\r\n itemHeight = buffer[i].element.outerHeight(true);\r\n if (overageHeight + itemHeight > emptySpaceHeight) {\r\n break;\r\n }\r\n topPadding.cache.add(buffer[i]);\r\n overageHeight += itemHeight;\r\n overage++;\r\n }\r\n\r\n if (overage > 0) {\r\n // we need to adjust top padding element before items are removed from top\r\n // to avoid strange behaviour of scroll bar during remove top items when we are at the very bottom\r\n topPadding.height(topPadding.height() + overageHeight);\r\n buffer.bof = false;\r\n buffer.remove(0, overage);\r\n buffer.first += overage;\r\n }\r\n },\r\n\r\n adjustPadding() {\r\n if (!buffer.length) {\r\n return;\r\n }\r\n\r\n // precise heights calculation, items that were in buffer once\r\n let topPaddingHeight = topPadding.cache.reduce((summ, item) => summ + (item.index < buffer.first ? item.height : 0), 0);\r\n let bottomPaddingHeight = bottomPadding.cache.reduce((summ, item) => summ + (item.index >= buffer.next ? item.height : 0), 0);\r\n\r\n // average item height based on buffer data\r\n let visibleItemsHeight = buffer.reduce((summ, item) => summ + item.element.outerHeight(true), 0);\r\n let averageItemHeight = (visibleItemsHeight + topPaddingHeight + bottomPaddingHeight) / (buffer.maxIndex - buffer.minIndex + 1);\r\n\r\n // average heights calculation, items that have never been reached\r\n let adjustTopPadding = buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser;\r\n let adjustBottomPadding = buffer.maxIndexUser !== null && buffer.maxIndex < buffer.maxIndexUser;\r\n let topPaddingHeightAdd = adjustTopPadding ? (buffer.minIndex - buffer.minIndexUser) * averageItemHeight : 0;\r\n let bottomPaddingHeightAdd = adjustBottomPadding ? (buffer.maxIndexUser - buffer.maxIndex) * averageItemHeight : 0;\r\n\r\n // paddings combine adjustment\r\n topPadding.height(topPaddingHeight + topPaddingHeightAdd);\r\n bottomPadding.height(bottomPaddingHeight + bottomPaddingHeightAdd);\r\n },\r\n\r\n adjustScrollTopAfterMinIndexSet(topPaddingHeightOld) {\r\n // additional scrollTop adjustment in case of datasource.minIndex external set\r\n if (buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser) {\r\n let diff = topPadding.height() - topPaddingHeightOld;\r\n viewport.scrollTop(viewport.scrollTop() + diff);\r\n }\r\n },\r\n\r\n adjustScrollTopAfterPrepend(updates) {\r\n if (!updates.prepended.length)\r\n return;\r\n const height = buffer.effectiveHeight(updates.prepended);\r\n const paddingHeight = topPadding.height() - height;\r\n if (paddingHeight >= 0) {\r\n topPadding.height(paddingHeight);\r\n }\r\n else {\r\n topPadding.height(0);\r\n viewport.scrollTop(viewport.scrollTop() - paddingHeight);\r\n }\r\n },\r\n\r\n resetTopPadding() {\r\n topPadding.height(0);\r\n topPadding.cache.clear();\r\n },\r\n\r\n resetBottomPadding() {\r\n bottomPadding.height(0);\r\n bottomPadding.cache.clear();\r\n },\r\n\r\n removeItem(item) {\r\n topPadding.cache.remove(item);\r\n bottomPadding.cache.remove(item);\r\n return buffer.remove(item);\r\n }\r\n });\r\n\r\n return viewport;\r\n}\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/modules/viewport.js","function Cache() {\r\n const cache = Object.create(Array.prototype);\r\n\r\n angular.extend(cache, {\r\n add(item) {\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index === item.scope.$index) {\r\n cache[i].height = item.element.outerHeight();\r\n return;\r\n }\r\n }\r\n cache.push({\r\n index: item.scope.$index,\r\n height: item.element.outerHeight()\r\n });\r\n cache.sort((a, b) => ((a.index < b.index) ? -1 : ((a.index > b.index) ? 1 : 0)));\r\n },\r\n\r\n remove(item) {\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index === item.scope.$index) {\r\n cache.splice(i, 1);\r\n break;\r\n }\r\n }\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index > item.scope.$index) {\r\n cache[i].index--;\r\n }\r\n }\r\n },\r\n\r\n clear() {\r\n cache.length = 0;\r\n }\r\n });\r\n\r\n return cache;\r\n}\r\n\r\nexport default function Padding(template) {\r\n let result;\r\n\r\n switch (template.tagName.toLowerCase()) {\r\n case 'dl':\r\n throw new Error(`ui-scroll directive does not support <${template.tagName}> as a repeating tag: ${template.outerHTML}`);\r\n case 'tr':\r\n let table = angular.element('

');\r\n result = table.find('tr');\r\n break;\r\n case 'li':\r\n result = angular.element('

');\r\n break;\r\n default:\r\n result = angular.element('

');\r\n }\r\n\r\n result.cache = new Cache();\r\n\r\n return result;\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/padding.js","import JQLiteExtras from './modules/jqLiteExtras';\nimport ElementRoutines from './modules/elementRoutines.js';\nimport ScrollBuffer from './modules/buffer.js';\nimport Viewport from './modules/viewport.js';\nimport Adapter from './modules/adapter.js';\n\nangular.module('ui.scroll', [])\n\n .service('jqLiteExtras', () => new JQLiteExtras())\n .run(['jqLiteExtras', (jqLiteExtras) =>\n !window.jQuery ? jqLiteExtras.registerFor(angular.element) : null\n ])\n\n .directive('uiScrollViewport', function () {\n return {\n restrict: 'A',\n controller: [\n '$scope',\n '$element',\n function (scope, element) {\n this.container = element;\n this.viewport = element;\n this.scope = scope;\n\n angular.forEach(element.children(), (child => {\n if (child.tagName.toLowerCase() === 'tbody') {\n this.viewport = angular.element(child);\n }\n }));\n\n return this;\n }\n ]\n };\n })\n\n .directive('uiScroll', [\n '$log',\n '$injector',\n '$rootScope',\n '$timeout',\n '$q',\n '$parse',\n function (console, $injector, $rootScope, $timeout, $q, $parse) {\n\n return {\n require: ['?^uiScrollViewport'],\n restrict: 'A',\n transclude: 'element',\n priority: 1000,\n terminal: true,\n link: link\n };\n\n function link($scope, element, $attr, controllers, linker) {\n const match = $attr.uiScroll.match(/^\\s*(\\w+)\\s+in\\s+([(\\w|\\$)\\.]+)\\s*$/);\n if (!match) {\n throw new Error('Expected uiScroll in form of \\'_item_ in _datasource_\\' but got \\'' + $attr.uiScroll + '\\'');\n }\n\n function parseNumericAttr(value, defaultValue) {\n let result = $parse(value)($scope);\n return isNaN(result) ? defaultValue : result;\n }\n\n const BUFFER_MIN = 3;\n const BUFFER_DEFAULT = 10;\n const PADDING_MIN = 0.3;\n const PADDING_DEFAULT = 0.5;\n\n let datasource = null;\n const itemName = match[1];\n const datasourceName = match[2];\n const viewportController = controllers[0];\n const bufferSize = Math.max(BUFFER_MIN, parseNumericAttr($attr.bufferSize, BUFFER_DEFAULT));\n const padding = Math.max(PADDING_MIN, parseNumericAttr($attr.padding, PADDING_DEFAULT));\n let startIndex = parseNumericAttr($attr.startIndex, 1);\n let ridActual = 0;// current data revision id\n let pending = [];\n\n let elementRoutines = new ElementRoutines($injector, $q);\n let buffer = new ScrollBuffer(elementRoutines, bufferSize);\n let viewport = new Viewport(elementRoutines, buffer, element, viewportController, $rootScope, padding);\n let adapter = new Adapter(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope);\n\n if (viewportController) {\n viewportController.adapter = adapter;\n }\n\n let isDatasourceValid = () => angular.isObject(datasource) && angular.isFunction(datasource.get);\n datasource = $parse(datasourceName)($scope); // try to get datasource on scope\n if (!isDatasourceValid()) {\n datasource = $injector.get(datasourceName); // try to inject datasource as service\n if (!isDatasourceValid()) {\n throw new Error(datasourceName + ' is not a valid datasource');\n }\n }\n\n let indexStore = {};\n\n function defineProperty(datasource, propName, propUserName) {\n let descriptor = Object.getOwnPropertyDescriptor(datasource, propName);\n if (!descriptor || (!descriptor.set && !descriptor.get)) {\n Object.defineProperty(datasource, propName, {\n set: (value) => {\n indexStore[propName] = value;\n $timeout(() => {\n buffer[propUserName] = value;\n if (!pending.length) {\n let topPaddingHeightOld = viewport.topDataPos();\n viewport.adjustPadding();\n if (propName === 'minIndex') {\n viewport.adjustScrollTopAfterMinIndexSet(topPaddingHeightOld);\n }\n }\n });\n },\n get: () => indexStore[propName]\n });\n }\n }\n\n defineProperty(datasource, 'minIndex', 'minIndexUser');\n defineProperty(datasource, 'maxIndex', 'maxIndexUser');\n\n const fetchNext = (datasource.get.length !== 2) ? (success) => datasource.get(buffer.next, bufferSize, success)\n : (success) => {\n datasource.get({\n index: buffer.next,\n append: buffer.length ? buffer[buffer.length - 1].item : void 0,\n count: bufferSize\n }, success);\n };\n\n const fetchPrevious = (datasource.get.length !== 2) ? (success) => datasource.get(buffer.first - bufferSize, bufferSize, success)\n : (success) => {\n datasource.get({\n index: buffer.first - bufferSize,\n prepend: buffer.length ? buffer[0].item : void 0,\n count: bufferSize\n }, success);\n };\n\n /**\n * Build padding elements\n *\n * Calling linker is the only way I found to get access to the tag name of the template\n * to prevent the directive scope from pollution a new scope is created and destroyed\n * right after the builder creation is completed\n */\n linker((clone, scope) => {\n viewport.createPaddingElements(clone[0]);\n // we do not include the clone in the DOM. It means that the nested directives will not\n // be able to reach the parent directives, but in this case it is intentional because we\n // created the clone to access the template tag name\n scope.$destroy();\n clone.remove();\n });\n\n $scope.$on('$destroy', () => {\n unbindEvents();\n viewport.unbind('mousewheel', wheelHandler);\n });\n\n viewport.bind('mousewheel', wheelHandler);\n\n $timeout(() => {\n viewport.applyContainerStyle();\n reload();\n });\n\n /* Private function definitions */\n\n function isInvalid(rid) {\n return (rid && rid !== ridActual) || $scope.$$destroyed;\n }\n\n function bindEvents() {\n viewport.bind('resize', resizeAndScrollHandler);\n viewport.bind('scroll', resizeAndScrollHandler);\n }\n\n function unbindEvents() {\n viewport.unbind('resize', resizeAndScrollHandler);\n viewport.unbind('scroll', resizeAndScrollHandler);\n }\n\n function reload() {\n viewport.resetTopPadding();\n viewport.resetBottomPadding();\n if (arguments.length) {\n startIndex = arguments[0];\n }\n buffer.reset(startIndex);\n adjustBuffer();\n }\n\n function isElementVisible(wrapper) {\n return wrapper.element.height() && wrapper.element[0].offsetParent;\n }\n\n function visibilityWatcher(wrapper) {\n if (isElementVisible(wrapper)) {\n buffer.forEach((item) => {\n if (angular.isFunction(item.unregisterVisibilityWatcher)) {\n item.unregisterVisibilityWatcher();\n delete item.unregisterVisibilityWatcher;\n }\n });\n if (!pending.length) {\n adjustBuffer();\n }\n }\n }\n\n function insertWrapperContent(wrapper, insertAfter) {\n createElement(wrapper, insertAfter, viewport.insertElement);\n if (!isElementVisible(wrapper)) {\n wrapper.unregisterVisibilityWatcher = wrapper.scope.$watch(() => visibilityWatcher(wrapper));\n }\n wrapper.element.addClass('ng-hide'); // hide inserted elements before data binding\n }\n\n function createElement(wrapper, insertAfter, insertElement) {\n let promises = null;\n let sibling = (insertAfter > 0) ? buffer[insertAfter - 1].element : undefined;\n linker((clone, scope) => {\n promises = insertElement(clone, sibling);\n wrapper.element = clone;\n wrapper.scope = scope;\n scope[itemName] = wrapper.item;\n });\n // ui-scroll-grid apply\n if (adapter.transform) {\n let tdInitializer = wrapper.scope.uiScrollTdInitializer;\n if (tdInitializer && tdInitializer.linking) {\n adapter.transform(wrapper.scope, wrapper.element);\n } else {\n wrapper.scope.uiScrollTdInitializer = {\n onLink: () => adapter.transform(wrapper.scope, wrapper.element),\n scope: wrapper.scope\n };\n }\n }\n return promises;\n }\n\n function updateDOM() {\n let promises = [];\n const toBePrepended = [];\n const toBeRemoved = [];\n const inserted = [];\n\n buffer.forEach((wrapper, i) => {\n switch (wrapper.op) {\n case 'prepend':\n toBePrepended.unshift(wrapper);\n break;\n case 'append':\n insertWrapperContent(wrapper, i);\n wrapper.op = 'none';\n inserted.push(wrapper);\n break;\n case 'insert':\n promises = promises.concat(createElement(wrapper, i, viewport.insertElementAnimated));\n wrapper.op = 'none';\n inserted.push(wrapper);\n break;\n case 'remove':\n toBeRemoved.push(wrapper);\n }\n });\n\n toBeRemoved.forEach((wrapper) => promises = promises.concat(viewport.removeItem(wrapper)));\n\n if (toBePrepended.length)\n toBePrepended.forEach((wrapper) => {\n insertWrapperContent(wrapper);\n wrapper.op = 'none';\n });\n\n buffer.forEach((item, i) => item.scope.$index = buffer.first + i);\n\n return {\n prepended: toBePrepended,\n removed: toBeRemoved,\n inserted: inserted,\n animated: promises\n };\n\n }\n\n function updatePaddings(rid, updates) {\n // schedule another adjustBuffer after animation completion\n if (updates.animated.length) {\n $q.all(updates.animated).then(() => {\n viewport.adjustPadding();\n adjustBuffer(rid);\n });\n } else {\n viewport.adjustPadding();\n }\n }\n\n function enqueueFetch(rid, updates) {\n if (viewport.shouldLoadBottom()) {\n if (!updates || buffer.effectiveHeight(updates.inserted) > 0) {\n // this means that at least one item appended in the last batch has height > 0\n if (pending.push(true) === 1) {\n fetch(rid);\n adapter.loading(true);\n }\n }\n } else if (viewport.shouldLoadTop()) {\n if ((!updates || buffer.effectiveHeight(updates.prepended) > 0) || pending[0]) {\n // this means that at least one item appended in the last batch has height > 0\n // pending[0] = true means that previous fetch was appending. We need to force at least one prepend\n // BTW there will always be at least 1 element in the pending array because bottom is fetched first\n if (pending.push(false) === 1) {\n fetch(rid);\n adapter.loading(true);\n }\n }\n }\n }\n\n function adjustBuffer(rid) {\n if (!rid) { // dismiss pending requests\n pending = [];\n rid = ++ridActual;\n }\n\n let updates = updateDOM();\n\n // We need the item bindings to be processed before we can do adjustment\n $timeout(() => {\n\n // show elements after data binging has been done\n updates.inserted.forEach(w => w.element.removeClass('ng-hide'));\n updates.prepended.forEach(w => w.element.removeClass('ng-hide'));\n\n if (isInvalid(rid)) {\n return;\n }\n\n updatePaddings(rid, updates);\n enqueueFetch(rid);\n\n if (!pending.length) {\n adapter.calculateProperties();\n }\n });\n }\n\n function adjustBufferAfterFetch(rid) {\n let updates = updateDOM();\n\n // We need the item bindings to be processed before we can do adjustment\n $timeout(() => {\n\n // show elements after data binging has been done\n updates.inserted.forEach(w => w.element.removeClass('ng-hide'));\n updates.prepended.forEach(w => w.element.removeClass('ng-hide'));\n\n viewport.adjustScrollTopAfterPrepend(updates);\n\n if (isInvalid(rid)) {\n return;\n }\n\n updatePaddings(rid, updates);\n enqueueFetch(rid, updates);\n pending.shift();\n\n if (pending.length)\n fetch(rid);\n else {\n adapter.loading(false);\n bindEvents();\n adapter.calculateProperties();\n }\n });\n }\n\n function fetch(rid) {\n if (pending[0]) {// scrolling down\n if (buffer.length && !viewport.shouldLoadBottom()) {\n adjustBufferAfterFetch(rid);\n } else {\n fetchNext((result) => {\n if (isInvalid(rid)) {\n return;\n }\n\n if (result.length < bufferSize) {\n buffer.eof = true;\n }\n\n if (result.length > 0) {\n viewport.clipTop();\n buffer.append(result);\n }\n\n adjustBufferAfterFetch(rid);\n });\n }\n } else { // scrolling up\n if (buffer.length && !viewport.shouldLoadTop()) {\n adjustBufferAfterFetch(rid);\n } else {\n fetchPrevious((result) => {\n if (isInvalid(rid)) {\n return;\n }\n\n if (result.length < bufferSize) {\n buffer.bof = true;\n // log 'bof is reached'\n }\n\n if (result.length > 0) {\n if (buffer.length) {\n viewport.clipBottom();\n }\n buffer.prepend(result);\n }\n\n adjustBufferAfterFetch(rid);\n });\n }\n }\n }\n\n function resizeAndScrollHandler() {\n if (!$rootScope.$$phase && !adapter.isLoading && !adapter.disabled) {\n\n enqueueFetch(ridActual);\n\n if (pending.length) {\n unbindEvents();\n } else {\n adapter.calculateProperties();\n $scope.$apply();\n }\n }\n }\n\n function wheelHandler(event) {\n if (!adapter.disabled) {\n let scrollTop = viewport[0].scrollTop;\n let yMax = viewport[0].scrollHeight - viewport[0].clientHeight;\n\n if ((scrollTop === 0 && !buffer.bof) || (scrollTop === yMax && !buffer.eof)) {\n event.preventDefault();\n }\n }\n }\n }\n\n }\n ]);\n\n\n// WEBPACK FOOTER //\n// ./src/ui-scroll.js"],"sourceRoot":""} \ No 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function(value) { return value; };\n\n \t// define getter function for harmony exports\n \t__webpack_require__.d = function(exports, name, getter) {\n \t\tif(!__webpack_require__.o(exports, name)) {\n \t\t\tObject.defineProperty(exports, name, {\n \t\t\t\tconfigurable: false,\n \t\t\t\tenumerable: true,\n \t\t\t\tget: getter\n \t\t\t});\n \t\t}\n \t};\n\n \t// getDefaultExport function for compatibility with non-harmony modules\n \t__webpack_require__.n = function(module) {\n \t\tvar getter = module && module.__esModule ?\n \t\t\tfunction getDefault() { return module['default']; } :\n \t\t\tfunction getModuleExports() { return module; };\n \t\t__webpack_require__.d(getter, 'a', getter);\n \t\treturn getter;\n \t};\n\n \t// Object.prototype.hasOwnProperty.call\n \t__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"\";\n\n \t// Load entry module and return exports\n \treturn __webpack_require__(__webpack_require__.s = 7);\n\n\n\n// WEBPACK FOOTER //\n// webpack/bootstrap ffa0d226b3f550a5bff4","function getCtrlOnData(attr, element) {\r\n let onSyntax = attr.match(/^(.+)(\\s+on\\s+)(.+)?/);\r\n if (onSyntax && onSyntax.length === 4) {\r\n window.console.log('Angular ui-scroll adapter assignment warning. \"Controller On\" syntax has been deprecated since ui-scroll v1.6.1.');\r\n let ctrl = onSyntax[3];\r\n let tail = onSyntax[1];\r\n let candidate = element;\r\n while (candidate.length) {\r\n let candidateScope = candidate.scope(); // doesn't work when debugInfoEnabled flag = true\r\n let candidateName = (candidate.attr('ng-controller') || '').match(/(\\w(?:\\w|\\d)*)(?:\\s+as\\s+(\\w(?:\\w|\\d)*))?/);\r\n if (candidateName && candidateName[1] === ctrl) {\r\n return {\r\n target: candidateScope,\r\n source: tail\r\n };\r\n }\r\n candidate = candidate.parent();\r\n }\r\n throw new Error('Angular ui-scroll adapter assignment error. Failed to locate target controller \"' + ctrl + '\" to inject \"' + tail + '\"');\r\n }\r\n}\r\n\r\nclass Adapter {\r\n\r\n constructor(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope) {\r\n this.viewport = viewport;\r\n this.buffer = buffer;\r\n this.adjustBuffer = adjustBuffer;\r\n this.reload = reload;\r\n\r\n this.isLoading = false;\r\n this.disabled = false;\r\n\r\n const viewportScope = viewport.getScope();\r\n this.startScope = viewportScope.$parent ? viewportScope : $scope;\r\n\r\n this.publicContext = {};\r\n this.assignAdapter($attr.adapter, $parse, element);\r\n this.generatePublicContext($attr, $parse);\r\n }\r\n\r\n assignAdapter(adapterAttr, $parse, element) {\r\n if (!adapterAttr || !(adapterAttr = adapterAttr.replace(/^\\s+|\\s+$/gm, ''))) {\r\n return;\r\n }\r\n let ctrlOnData = getCtrlOnData(adapterAttr, element);\r\n let adapterOnScope;\r\n\r\n try {\r\n if (ctrlOnData) { // \"Controller On\", deprecated since v1.6.1\r\n $parse(ctrlOnData.source).assign(ctrlOnData.target, {});\r\n adapterOnScope = $parse(ctrlOnData.source)(ctrlOnData.target);\r\n }\r\n else {\r\n $parse(adapterAttr).assign(this.startScope, {});\r\n adapterOnScope = $parse(adapterAttr)(this.startScope);\r\n }\r\n }\r\n catch (error) {\r\n error.message = `Angular ui-scroll Adapter assignment exception.\\n` +\r\n `Can't parse \"${adapterAttr}\" expression.\\n` +\r\n error.message;\r\n throw error;\r\n }\r\n\r\n angular.extend(adapterOnScope, this.publicContext);\r\n this.publicContext = adapterOnScope;\r\n }\r\n\r\n generatePublicContext($attr, $parse) {\r\n // these methods will be accessible out of ui-scroll via user defined adapter\r\n const publicMethods = ['reload', 'applyUpdates', 'append', 'prepend', 'isBOF', 'isEOF', 'isEmpty'];\r\n for (let i = publicMethods.length - 1; i >= 0; i--) {\r\n this.publicContext[publicMethods[i]] = this[publicMethods[i]].bind(this);\r\n }\r\n\r\n // these read-only props will be accessible out of ui-scroll via user defined adapter\r\n const publicProps = ['isLoading', 'topVisible', 'topVisibleElement', 'topVisibleScope', 'bottomVisible', 'bottomVisibleElement', 'bottomVisibleScope'];\r\n for (let i = publicProps.length - 1; i >= 0; i--) {\r\n let property, attr = $attr[publicProps[i]];\r\n Object.defineProperty(this, publicProps[i], {\r\n get: () => property,\r\n set: (value) => {\r\n property = value;\r\n this.publicContext[publicProps[i]] = value;\r\n if (attr) {\r\n $parse(attr).assign(this.startScope, value);\r\n }\r\n }\r\n });\r\n }\r\n\r\n // non-read-only public property\r\n Object.defineProperty(this.publicContext, 'disabled', {\r\n get: () => this.disabled,\r\n set: (value) => (!(this.disabled = value)) ? this.adjustBuffer() : null\r\n });\r\n }\r\n\r\n loading(value) {\r\n this['isLoading'] = value;\r\n }\r\n\r\n isBOF() {\r\n return this.buffer.bof;\r\n }\r\n\r\n isEOF() {\r\n return this.buffer.eof;\r\n }\r\n\r\n isEmpty() {\r\n return !this.buffer.length;\r\n }\r\n\r\n applyUpdates(arg1, arg2) {\r\n if (angular.isFunction(arg1)) {\r\n // arg1 is the updater function, arg2 is ignored\r\n this.buffer.slice(0).forEach((wrapper) => {\r\n // we need to do it on the buffer clone, because buffer content\r\n // may change as we iterate through\r\n this.applyUpdate(wrapper, arg1(wrapper.item, wrapper.scope, wrapper.element));\r\n });\r\n } else {\r\n // arg1 is item index, arg2 is the newItems array\r\n if (arg1 % 1 !== 0) {// checking if it is an integer\r\n throw new Error('applyUpdates - ' + arg1 + ' is not a valid index');\r\n }\r\n\r\n const index = arg1 - this.buffer.first;\r\n if ((index >= 0 && index < this.buffer.length)) {\r\n this.applyUpdate(this.buffer[index], arg2);\r\n }\r\n }\r\n\r\n this.adjustBuffer();\r\n }\r\n\r\n append(newItems) {\r\n this.buffer.append(newItems);\r\n this.adjustBuffer();\r\n }\r\n\r\n prepend(newItems) {\r\n this.buffer.prepend(newItems);\r\n this.adjustBuffer();\r\n }\r\n\r\n calculateProperties() {\r\n let rowTop = null, topHeight = 0;\r\n let topDone = false, bottomDone = false;\r\n const length = this.buffer.length;\r\n\r\n for (let i = 0; i < length; i++) {\r\n const item = this.buffer[i];\r\n const itemTop = item.element.offset().top;\r\n\r\n if (rowTop !== itemTop) { // a new row condition\r\n const itemHeight = item.element.outerHeight(true);\r\n const top = this.viewport.topDataPos() + topHeight + itemHeight;\r\n\r\n if (!topDone && top > this.viewport.topVisiblePos()) {\r\n topDone = true;\r\n this['topVisible'] = item.item;\r\n this['topVisibleElement'] = item.element;\r\n this['topVisibleScope'] = item.scope;\r\n }\r\n\r\n if (!bottomDone && (top >= this.viewport.bottomVisiblePos() || (i === length - 1 && this.isEOF()))) {\r\n bottomDone = true;\r\n this['bottomVisible'] = item.item;\r\n this['bottomVisibleElement'] = item.element;\r\n this['bottomVisibleScope'] = item.scope;\r\n }\r\n topHeight += itemHeight;\r\n }\r\n\r\n rowTop = itemTop;\r\n\r\n if (topDone && bottomDone) {\r\n break;\r\n }\r\n }\r\n }\r\n\r\n applyUpdate(wrapper, newItems) {\r\n if (!angular.isArray(newItems)) {\r\n return;\r\n }\r\n\r\n let keepIt;\r\n let pos = (this.buffer.indexOf(wrapper)) + 1;\r\n\r\n newItems.reverse().forEach((newItem) => {\r\n if (newItem === wrapper.item) {\r\n keepIt = true;\r\n pos--;\r\n } else {\r\n this.buffer.insert(pos, newItem);\r\n }\r\n });\r\n\r\n if (!keepIt) {\r\n wrapper.op = 'remove';\r\n }\r\n }\r\n\r\n}\r\n\r\nexport default Adapter;\n\n\n// WEBPACK FOOTER //\n// ./src/modules/adapter.js","export default function ScrollBuffer(elementRoutines, bufferSize) {\r\n const buffer = Object.create(Array.prototype);\r\n\r\n angular.extend(buffer, {\r\n size: bufferSize,\r\n\r\n reset(startIndex) {\r\n buffer.remove(0, buffer.length);\r\n buffer.eof = false;\r\n buffer.bof = false;\r\n buffer.first = startIndex;\r\n buffer.next = startIndex;\r\n buffer.minIndex = startIndex;\r\n buffer.maxIndex = startIndex;\r\n buffer.minIndexUser = null;\r\n buffer.maxIndexUser = null;\r\n },\r\n\r\n append(items) {\r\n items.forEach((item) => {\r\n ++buffer.next;\r\n buffer.insert('append', item);\r\n });\r\n buffer.maxIndex = buffer.eof ? buffer.next - 1 : Math.max(buffer.next - 1, buffer.maxIndex);\r\n },\r\n\r\n prepend(items) {\r\n items.reverse().forEach((item) => {\r\n --buffer.first;\r\n buffer.insert('prepend', item);\r\n });\r\n buffer.minIndex = buffer.bof ? buffer.minIndex = buffer.first : Math.min(buffer.first, buffer.minIndex);\r\n },\r\n\r\n /**\r\n * inserts wrapped element in the buffer\r\n * the first argument is either operation keyword (see below) or a number for operation 'insert'\r\n * for insert the number is the index for the buffer element the new one have to be inserted after\r\n * operations: 'append', 'prepend', 'insert', 'remove', 'update', 'none'\r\n */\r\n insert(operation, item) {\r\n const wrapper = {\r\n item: item\r\n };\r\n\r\n if (operation % 1 === 0) {// it is an insert\r\n wrapper.op = 'insert';\r\n buffer.splice(operation, 0, wrapper);\r\n } else {\r\n wrapper.op = operation;\r\n switch (operation) {\r\n case 'append':\r\n buffer.push(wrapper);\r\n break;\r\n case 'prepend':\r\n buffer.unshift(wrapper);\r\n break;\r\n }\r\n }\r\n },\r\n\r\n // removes elements from buffer\r\n remove(arg1, arg2) {\r\n if (angular.isNumber(arg1)) {\r\n // removes items from arg1 (including) through arg2 (excluding)\r\n for (let i = arg1; i < arg2; i++) {\r\n elementRoutines.removeElement(buffer[i]);\r\n }\r\n\r\n return buffer.splice(arg1, arg2 - arg1);\r\n }\r\n // removes single item(wrapper) from the buffer\r\n buffer.splice(buffer.indexOf(arg1), 1);\r\n\r\n return elementRoutines.removeElementAnimated(arg1);\r\n },\r\n\r\n effectiveHeight(elements) {\r\n if (!elements.length) {\r\n return 0;\r\n }\r\n let top = Number.MAX_VALUE;\r\n let bottom = Number.MIN_VALUE;\r\n elements.forEach((wrapper) => {\r\n if (wrapper.element[0].offsetParent) {\r\n // element style is not display:none\r\n top = Math.min(top, wrapper.element.offset().top);\r\n bottom = Math.max(bottom, wrapper.element.offset().top + wrapper.element.outerHeight(true));\r\n }\r\n });\r\n return Math.max(0, bottom - top);\r\n }\r\n\r\n });\r\n\r\n return buffer;\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/buffer.js","export default class ElementRoutines {\r\n\r\n constructor($injector, $q) {\r\n this.$animate = ($injector.has && $injector.has('$animate')) ? $injector.get('$animate') : null;\r\n this.isAngularVersionLessThen1_3 = angular.version.major === 1 && angular.version.minor < 3;\r\n this.$q = $q;\r\n }\r\n\r\n insertElement(newElement, previousElement) {\r\n previousElement.after(newElement);\r\n return [];\r\n }\r\n\r\n removeElement(wrapper) {\r\n wrapper.element.remove();\r\n wrapper.scope.$destroy();\r\n return [];\r\n }\r\n\r\n insertElementAnimated(newElement, previousElement) {\r\n if (!this.$animate) {\r\n return this.insertElement(newElement, previousElement);\r\n }\r\n\r\n if (this.isAngularVersionLessThen1_3) {\r\n const deferred = this.$q.defer();\r\n // no need for parent - previous element is never null\r\n this.$animate.enter(newElement, null, previousElement, () => deferred.resolve());\r\n\r\n return [deferred.promise];\r\n }\r\n\r\n // no need for parent - previous element is never null\r\n return [this.$animate.enter(newElement, null, previousElement)];\r\n }\r\n\r\n removeElementAnimated(wrapper) {\r\n if (!this.$animate) {\r\n return this.removeElement(wrapper);\r\n }\r\n\r\n if (this.isAngularVersionLessThen1_3) {\r\n const deferred = this.$q.defer();\r\n this.$animate.leave(wrapper.element, () => {\r\n wrapper.scope.$destroy();\r\n return deferred.resolve();\r\n });\r\n\r\n return [deferred.promise];\r\n }\r\n\r\n return [(this.$animate.leave(wrapper.element)).then(() => wrapper.scope.$destroy())];\r\n }\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/elementRoutines.js","/*!\r\n globals: angular, window\r\n List of used element methods available in JQuery but not in JQuery Lite\r\n element.before(elem)\r\n element.height()\r\n element.outerHeight(true)\r\n element.height(value) = only for Top/Bottom padding elements\r\n element.scrollTop()\r\n element.scrollTop(value)\r\n */\r\n\r\nexport default class JQLiteExtras {\r\n\r\n registerFor(element) {\r\n let convertToPx, css, getStyle, isWindow;\r\n // angular implementation blows up if elem is the window\r\n css = angular.element.prototype.css;\r\n\r\n element.prototype.css = function (name, value) {\r\n let self = this;\r\n let elem = self[0];\r\n if (!(!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style)) {\r\n return css.call(self, name, value);\r\n }\r\n };\r\n\r\n // as defined in angularjs v1.0.5\r\n isWindow = (obj) => obj && obj.document && obj.location && obj.alert && obj.setInterval;\r\n\r\n function scrollTo(self, direction, value) {\r\n let elem = self[0];\r\n let [method, prop, preserve] = {\r\n top: [\r\n 'scrollTop',\r\n 'pageYOffset',\r\n 'scrollLeft'\r\n ],\r\n left: [\r\n 'scrollLeft',\r\n 'pageXOffset',\r\n 'scrollTop'\r\n ]\r\n }[direction];\r\n\r\n if (isWindow(elem)) {\r\n if (angular.isDefined(value)) {\r\n return elem.scrollTo(self[preserve].call(self), value);\r\n }\r\n return (prop in elem) ? elem[prop] : elem.document.documentElement[method];\r\n } else {\r\n if (angular.isDefined(value)) {\r\n elem[method] = value;\r\n }\r\n return elem[method];\r\n }\r\n }\r\n\r\n if (window.getComputedStyle) {\r\n getStyle = (elem) => window.getComputedStyle(elem, null);\r\n convertToPx = (elem, value) => parseFloat(value);\r\n } else {\r\n getStyle = (elem) => elem.currentStyle;\r\n convertToPx = (elem, value) => {\r\n let left, result, rs, rsLeft, style;\r\n let core_pnum = /[+-]?(?:\\d*\\.|)\\d+(?:[eE][+-]?\\d+|)/.source;\r\n let rnumnonpx = new RegExp('^(' + core_pnum + ')(?!px)[a-z%]+$', 'i');\r\n\r\n if (!rnumnonpx.test(value)) {\r\n return parseFloat(value);\r\n }\r\n\r\n // ported from JQuery\r\n style = elem.style;\r\n left = style.left;\r\n rs = elem.runtimeStyle;\r\n rsLeft = rs && rs.left;\r\n if (rs) {\r\n rs.left = style.left;\r\n }\r\n // put in the new values to get a computed style out\r\n style.left = value;\r\n result = style.pixelLeft;\r\n style.left = left;\r\n if (rsLeft) {\r\n rs.left = rsLeft;\r\n }\r\n return result;\r\n };\r\n }\r\n\r\n function getMeasurements(elem, measure) {\r\n let base, borderA, borderB, computedMarginA, computedMarginB, computedStyle, dirA, dirB, marginA, marginB, paddingA, paddingB;\r\n\r\n if (isWindow(elem)) {\r\n base = document.documentElement[{height: 'clientHeight', width: 'clientWidth'}[measure]];\r\n\r\n return {\r\n base: base,\r\n padding: 0,\r\n border: 0,\r\n margin: 0\r\n };\r\n }\r\n\r\n // Start with offset property\r\n [\r\n base,\r\n dirA,\r\n dirB\r\n ] = {\r\n width: [\r\n elem.offsetWidth,\r\n 'Left',\r\n 'Right'\r\n ],\r\n height: [\r\n elem.offsetHeight,\r\n 'Top',\r\n 'Bottom'\r\n ]\r\n }[measure];\r\n\r\n computedStyle = getStyle(elem);\r\n paddingA = convertToPx(elem, computedStyle['padding' + dirA]) || 0;\r\n paddingB = convertToPx(elem, computedStyle['padding' + dirB]) || 0;\r\n borderA = convertToPx(elem, computedStyle['border' + dirA + 'Width']) || 0;\r\n borderB = convertToPx(elem, computedStyle['border' + dirB + 'Width']) || 0;\r\n computedMarginA = computedStyle['margin' + dirA];\r\n computedMarginB = computedStyle['margin' + dirB];\r\n\r\n // I do not care for width for now, so this hack is irrelevant\r\n // if ( !supportsPercentMargin )\r\n // computedMarginA = hackPercentMargin( elem, computedStyle, computedMarginA )\r\n // computedMarginB = hackPercentMargin( elem, computedStyle, computedMarginB )\r\n marginA = convertToPx(elem, computedMarginA) || 0;\r\n marginB = convertToPx(elem, computedMarginB) || 0;\r\n\r\n return {\r\n base: base,\r\n padding: paddingA + paddingB,\r\n border: borderA + borderB,\r\n margin: marginA + marginB\r\n };\r\n }\r\n\r\n function getWidthHeight(elem, direction, measure) {\r\n let computedStyle, result;\r\n\r\n let measurements = getMeasurements(elem, direction);\r\n\r\n if (measurements.base > 0) {\r\n return {\r\n base: measurements.base - measurements.padding - measurements.border,\r\n outer: measurements.base,\r\n outerfull: measurements.base + measurements.margin\r\n }[measure];\r\n }\r\n\r\n // Fall back to computed then uncomputed css if necessary\r\n computedStyle = getStyle(elem);\r\n result = computedStyle[direction];\r\n\r\n if (result < 0 || result === null) {\r\n result = elem.style[direction] || 0;\r\n }\r\n\r\n // Normalize \"\", auto, and prepare for extra\r\n result = parseFloat(result) || 0;\r\n\r\n return {\r\n base: result - measurements.padding - measurements.border,\r\n outer: result,\r\n outerfull: result + measurements.padding + measurements.border + measurements.margin\r\n }[measure];\r\n }\r\n\r\n // define missing methods\r\n return angular.forEach({\r\n before(newElem) {\r\n var children, elem, i, j, parent, ref, self;\r\n self = this;\r\n elem = self[0];\r\n parent = self.parent();\r\n children = parent.contents();\r\n if (children[0] === elem) {\r\n return parent.prepend(newElem);\r\n } else {\r\n for (i = j = 1, ref = children.length - 1; 1 <= ref ? j <= ref : j >= ref; i = 1 <= ref ? ++j : --j) {\r\n if (children[i] === elem) {\r\n angular.element(children[i - 1]).after(newElem);\r\n return;\r\n }\r\n }\r\n throw new Error('invalid DOM structure ' + elem.outerHTML);\r\n }\r\n },\r\n height (value){\r\n var self;\r\n self = this;\r\n if (angular.isDefined(value)) {\r\n if (angular.isNumber(value)) {\r\n value = value + 'px';\r\n }\r\n return css.call(self, 'height', value);\r\n } else {\r\n return getWidthHeight(this[0], 'height', 'base');\r\n }\r\n },\r\n outerHeight(option) {\r\n return getWidthHeight(this[0], 'height', option ? 'outerfull' : 'outer');\r\n },\r\n outerWidth(option) {\r\n return getWidthHeight(this[0], 'width', option ? 'outerfull' : 'outer');\r\n },\r\n\r\n /*\r\n The offset setter method is not implemented\r\n */\r\n offset(value) {\r\n let docElem, win;\r\n let self = this;\r\n let box = {\r\n top: 0,\r\n left: 0\r\n };\r\n let elem = self[0];\r\n let doc = elem && elem.ownerDocument;\r\n\r\n if (arguments.length) {\r\n if (value === undefined) {\r\n return self;\r\n }\r\n // TODO: implement setter\r\n throw new Error('offset setter method is not implemented');\r\n }\r\n\r\n if (!doc) {\r\n return;\r\n }\r\n\r\n docElem = doc.documentElement;\r\n\r\n // TODO: Make sure it's not a disconnected DOM node\r\n\r\n if (elem.getBoundingClientRect != null) {\r\n box = elem.getBoundingClientRect();\r\n }\r\n\r\n win = doc.defaultView || doc.parentWindow;\r\n\r\n return {\r\n top: box.top + (win.pageYOffset || docElem.scrollTop) - (docElem.clientTop || 0),\r\n left: box.left + (win.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || 0)\r\n };\r\n },\r\n scrollTop(value) {\r\n return scrollTo(this, 'top', value);\r\n },\r\n scrollLeft(value) {\r\n return scrollTo(this, 'left', value);\r\n }\r\n }, (value, key) => {\r\n if (!element.prototype[key]) {\r\n return element.prototype[key] = value;\r\n }\r\n });\r\n }\r\n\r\n}\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/modules/jqLiteExtras.js","import Padding from './padding';\r\n\r\nexport default function Viewport(elementRoutines, buffer, element, viewportController, $rootScope, padding) {\r\n let topPadding = null;\r\n let bottomPadding = null;\r\n const viewport = viewportController && viewportController.viewport ? viewportController.viewport : angular.element(window);\r\n const container = viewportController && viewportController.container ? viewportController.container : undefined;\r\n const scope = viewportController && viewportController.scope ? viewportController.scope : $rootScope;\r\n\r\n viewport.css({\r\n 'overflow-anchor': 'none',\r\n 'overflow-y': 'auto',\r\n 'display': 'block'\r\n });\r\n\r\n function bufferPadding() {\r\n return viewport.outerHeight() * padding; // some extra space to initiate preload\r\n }\r\n\r\n angular.extend(viewport, {\r\n getScope() {\r\n return scope;\r\n },\r\n\r\n createPaddingElements(template) {\r\n topPadding = new Padding(template);\r\n bottomPadding = new Padding(template);\r\n element.before(topPadding);\r\n element.after(bottomPadding);\r\n },\r\n\r\n applyContainerStyle() {\r\n if (container && container !== viewport) {\r\n viewport.css('height', window.getComputedStyle(container[0]).height);\r\n }\r\n },\r\n\r\n bottomDataPos() {\r\n let scrollHeight = viewport[0].scrollHeight;\r\n scrollHeight = scrollHeight != null ? scrollHeight : viewport[0].document.documentElement.scrollHeight;\r\n return scrollHeight - bottomPadding.height();\r\n },\r\n\r\n topDataPos() {\r\n return topPadding.height();\r\n },\r\n\r\n bottomVisiblePos() {\r\n return viewport.scrollTop() + viewport.outerHeight();\r\n },\r\n\r\n topVisiblePos() {\r\n return viewport.scrollTop();\r\n },\r\n\r\n insertElement(e, sibling) {\r\n return elementRoutines.insertElement(e, sibling || topPadding);\r\n },\r\n\r\n insertElementAnimated(e, sibling) {\r\n return elementRoutines.insertElementAnimated(e, sibling || topPadding);\r\n },\r\n\r\n shouldLoadBottom() {\r\n return !buffer.eof && viewport.bottomDataPos() < viewport.bottomVisiblePos() + bufferPadding();\r\n },\r\n\r\n clipBottom() {\r\n // clip the invisible items off the bottom\r\n let overage = 0;\r\n let overageHeight = 0;\r\n let itemHeight = 0;\r\n let emptySpaceHeight = viewport.bottomDataPos() - viewport.bottomVisiblePos() - bufferPadding();\r\n\r\n for (let i = buffer.length - 1; i >= 0; i--) {\r\n itemHeight = buffer[i].element.outerHeight(true);\r\n if (overageHeight + itemHeight > emptySpaceHeight) {\r\n break;\r\n }\r\n bottomPadding.cache.add(buffer[i]);\r\n overageHeight += itemHeight;\r\n overage++;\r\n }\r\n\r\n if (overage > 0) {\r\n buffer.eof = false;\r\n buffer.remove(buffer.length - overage, buffer.length);\r\n buffer.next -= overage;\r\n viewport.adjustPadding();\r\n }\r\n },\r\n\r\n shouldLoadTop() {\r\n return !buffer.bof && (viewport.topDataPos() > viewport.topVisiblePos() - bufferPadding());\r\n },\r\n\r\n clipTop() {\r\n // clip the invisible items off the top\r\n let overage = 0;\r\n let overageHeight = 0;\r\n let itemHeight = 0;\r\n let emptySpaceHeight = viewport.topVisiblePos() - viewport.topDataPos() - bufferPadding();\r\n\r\n for (let i = 0; i < buffer.length; i++) {\r\n itemHeight = buffer[i].element.outerHeight(true);\r\n if (overageHeight + itemHeight > emptySpaceHeight) {\r\n break;\r\n }\r\n topPadding.cache.add(buffer[i]);\r\n overageHeight += itemHeight;\r\n overage++;\r\n }\r\n\r\n if (overage > 0) {\r\n // we need to adjust top padding element before items are removed from top\r\n // to avoid strange behaviour of scroll bar during remove top items when we are at the very bottom\r\n topPadding.height(topPadding.height() + overageHeight);\r\n buffer.bof = false;\r\n buffer.remove(0, overage);\r\n buffer.first += overage;\r\n }\r\n },\r\n\r\n adjustPadding() {\r\n if (!buffer.length) {\r\n return;\r\n }\r\n\r\n // precise heights calculation, items that were in buffer once\r\n let topPaddingHeight = topPadding.cache.reduce((summ, item) => summ + (item.index < buffer.first ? item.height : 0), 0);\r\n let bottomPaddingHeight = bottomPadding.cache.reduce((summ, item) => summ + (item.index >= buffer.next ? item.height : 0), 0);\r\n\r\n // average item height based on buffer data\r\n let visibleItemsHeight = buffer.reduce((summ, item) => summ + item.element.outerHeight(true), 0);\r\n let averageItemHeight = (visibleItemsHeight + topPaddingHeight + bottomPaddingHeight) / (buffer.maxIndex - buffer.minIndex + 1);\r\n\r\n // average heights calculation, items that have never been reached\r\n let adjustTopPadding = buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser;\r\n let adjustBottomPadding = buffer.maxIndexUser !== null && buffer.maxIndex < buffer.maxIndexUser;\r\n let topPaddingHeightAdd = adjustTopPadding ? (buffer.minIndex - buffer.minIndexUser) * averageItemHeight : 0;\r\n let bottomPaddingHeightAdd = adjustBottomPadding ? (buffer.maxIndexUser - buffer.maxIndex) * averageItemHeight : 0;\r\n\r\n // paddings combine adjustment\r\n topPadding.height(topPaddingHeight + topPaddingHeightAdd);\r\n bottomPadding.height(bottomPaddingHeight + bottomPaddingHeightAdd);\r\n },\r\n\r\n adjustScrollTopAfterMinIndexSet(topPaddingHeightOld) {\r\n // additional scrollTop adjustment in case of datasource.minIndex external set\r\n if (buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser) {\r\n let diff = topPadding.height() - topPaddingHeightOld;\r\n viewport.scrollTop(viewport.scrollTop() + diff);\r\n }\r\n },\r\n\r\n adjustScrollTopAfterPrepend(updates) {\r\n if (!updates.prepended.length)\r\n return;\r\n const height = buffer.effectiveHeight(updates.prepended);\r\n const paddingHeight = topPadding.height() - height;\r\n if (paddingHeight >= 0) {\r\n topPadding.height(paddingHeight);\r\n }\r\n else {\r\n topPadding.height(0);\r\n viewport.scrollTop(viewport.scrollTop() - paddingHeight);\r\n }\r\n },\r\n\r\n resetTopPadding() {\r\n topPadding.height(0);\r\n topPadding.cache.clear();\r\n },\r\n\r\n resetBottomPadding() {\r\n bottomPadding.height(0);\r\n bottomPadding.cache.clear();\r\n },\r\n\r\n removeItem(item) {\r\n topPadding.cache.remove(item);\r\n bottomPadding.cache.remove(item);\r\n return buffer.remove(item);\r\n }\r\n });\r\n\r\n return viewport;\r\n}\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/modules/viewport.js","function Cache() {\r\n const cache = Object.create(Array.prototype);\r\n\r\n angular.extend(cache, {\r\n add(item) {\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index === item.scope.$index) {\r\n cache[i].height = item.element.outerHeight();\r\n return;\r\n }\r\n }\r\n cache.push({\r\n index: item.scope.$index,\r\n height: item.element.outerHeight()\r\n });\r\n cache.sort((a, b) => ((a.index < b.index) ? -1 : ((a.index > b.index) ? 1 : 0)));\r\n },\r\n\r\n remove(item) {\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index === item.scope.$index) {\r\n cache.splice(i, 1);\r\n break;\r\n }\r\n }\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index > item.scope.$index) {\r\n cache[i].index--;\r\n }\r\n }\r\n },\r\n\r\n clear() {\r\n cache.length = 0;\r\n }\r\n });\r\n\r\n return cache;\r\n}\r\n\r\nexport default function Padding(template) {\r\n let result;\r\n\r\n switch (template.tagName.toLowerCase()) {\r\n case 'dl':\r\n throw new Error(`ui-scroll directive does not support <${template.tagName}> as a repeating tag: ${template.outerHTML}`);\r\n case 'tr':\r\n let table = angular.element('

');\r\n result = table.find('tr');\r\n break;\r\n case 'li':\r\n result = angular.element('

');\r\n break;\r\n default:\r\n result = angular.element('

');\r\n }\r\n\r\n result.cache = new Cache();\r\n\r\n return result;\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/padding.js","import JQLiteExtras from './modules/jqLiteExtras';\nimport ElementRoutines from './modules/elementRoutines.js';\nimport ScrollBuffer from './modules/buffer.js';\nimport Viewport from './modules/viewport.js';\nimport Adapter from './modules/adapter.js';\n\nangular.module('ui.scroll', [])\n\n .service('jqLiteExtras', () => new JQLiteExtras())\n .run(['jqLiteExtras', (jqLiteExtras) =>\n !window.jQuery ? jqLiteExtras.registerFor(angular.element) : null\n ])\n\n .directive('uiScrollViewport', function () {\n return {\n restrict: 'A',\n controller: [\n '$scope',\n '$element',\n function (scope, element) {\n this.container = element;\n this.viewport = element;\n this.scope = scope;\n\n angular.forEach(element.children(), (child => {\n if (child.tagName.toLowerCase() === 'tbody') {\n this.viewport = angular.element(child);\n }\n }));\n\n return this;\n }\n ]\n };\n })\n\n .directive('uiScroll', [\n '$log',\n '$injector',\n '$rootScope',\n '$timeout',\n '$q',\n '$parse',\n function (console, $injector, $rootScope, $timeout, $q, $parse) {\n\n return {\n require: ['?^uiScrollViewport'],\n restrict: 'A',\n transclude: 'element',\n priority: 1000,\n terminal: true,\n link: link\n };\n\n function link($scope, element, $attr, controllers, linker) {\n const match = $attr.uiScroll.match(/^\\s*(\\w+)\\s+in\\s+([(\\w|\\$)\\.]+)\\s*$/);\n if (!match) {\n throw new Error('Expected uiScroll in form of \\'_item_ in _datasource_\\' but got \\'' + $attr.uiScroll + '\\'');\n }\n\n function parseNumericAttr(value, defaultValue) {\n let result = $parse(value)($scope);\n return isNaN(result) ? defaultValue : result;\n }\n\n const BUFFER_MIN = 3;\n const BUFFER_DEFAULT = 10;\n const PADDING_MIN = 0.3;\n const PADDING_DEFAULT = 0.5;\n\n let datasource = null;\n const itemName = match[1];\n const datasourceName = match[2];\n const viewportController = controllers[0];\n const bufferSize = Math.max(BUFFER_MIN, parseNumericAttr($attr.bufferSize, BUFFER_DEFAULT));\n const padding = Math.max(PADDING_MIN, parseNumericAttr($attr.padding, PADDING_DEFAULT));\n let startIndex = parseNumericAttr($attr.startIndex, 1);\n let ridActual = 0;// current data revision id\n let pending = [];\n\n let elementRoutines = new ElementRoutines($injector, $q);\n let buffer = new ScrollBuffer(elementRoutines, bufferSize);\n let viewport = new Viewport(elementRoutines, buffer, element, viewportController, $rootScope, padding);\n let adapter = new Adapter(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope);\n\n if (viewportController) {\n viewportController.adapter = adapter;\n }\n\n let isDatasourceValid = () => angular.isObject(datasource) && angular.isFunction(datasource.get);\n datasource = $parse(datasourceName)($scope); // try to get datasource on scope\n if (!isDatasourceValid()) {\n datasource = $injector.get(datasourceName); // try to inject datasource as service\n if (!isDatasourceValid()) {\n throw new Error(datasourceName + ' is not a valid datasource');\n }\n }\n\n let indexStore = {};\n\n function defineProperty(datasource, propName, propUserName) {\n let descriptor = Object.getOwnPropertyDescriptor(datasource, propName);\n if (!descriptor || (!descriptor.set && !descriptor.get)) {\n Object.defineProperty(datasource, propName, {\n set: (value) => {\n indexStore[propName] = value;\n $timeout(() => {\n buffer[propUserName] = value;\n if (!pending.length) {\n let topPaddingHeightOld = viewport.topDataPos();\n viewport.adjustPadding();\n if (propName === 'minIndex') {\n viewport.adjustScrollTopAfterMinIndexSet(topPaddingHeightOld);\n }\n }\n });\n },\n get: () => indexStore[propName]\n });\n }\n }\n\n defineProperty(datasource, 'minIndex', 'minIndexUser');\n defineProperty(datasource, 'maxIndex', 'maxIndexUser');\n\n const fetchNext = (datasource.get.length !== 2) ? (success) => datasource.get(buffer.next, bufferSize, success)\n : (success) => {\n datasource.get({\n index: buffer.next,\n append: buffer.length ? buffer[buffer.length - 1].item : void 0,\n count: bufferSize\n }, success);\n };\n\n const fetchPrevious = (datasource.get.length !== 2) ? (success) => datasource.get(buffer.first - bufferSize, bufferSize, success)\n : (success) => {\n datasource.get({\n index: buffer.first - bufferSize,\n prepend: buffer.length ? buffer[0].item : void 0,\n count: bufferSize\n }, success);\n };\n\n /**\n * Build padding elements\n *\n * Calling linker is the only way I found to get access to the tag name of the template\n * to prevent the directive scope from pollution a new scope is created and destroyed\n * right after the builder creation is completed\n */\n linker((clone, scope) => {\n viewport.createPaddingElements(clone[0]);\n // we do not include the clone in the DOM. It means that the nested directives will not\n // be able to reach the parent directives, but in this case it is intentional because we\n // created the clone to access the template tag name\n scope.$destroy();\n clone.remove();\n });\n\n $scope.$on('$destroy', () => {\n unbindEvents();\n viewport.unbind('mousewheel', wheelHandler);\n });\n\n viewport.bind('mousewheel', wheelHandler);\n\n $timeout(() => {\n viewport.applyContainerStyle();\n reload();\n });\n\n /* Private function definitions */\n\n function isInvalid(rid) {\n return (rid && rid !== ridActual) || $scope.$$destroyed;\n }\n\n function bindEvents() {\n viewport.bind('resize', resizeAndScrollHandler);\n viewport.bind('scroll', resizeAndScrollHandler);\n }\n\n function unbindEvents() {\n viewport.unbind('resize', resizeAndScrollHandler);\n viewport.unbind('scroll', resizeAndScrollHandler);\n }\n\n function reload() {\n viewport.resetTopPadding();\n viewport.resetBottomPadding();\n if (arguments.length) {\n startIndex = arguments[0];\n }\n buffer.reset(startIndex);\n adjustBuffer();\n }\n\n function isElementVisible(wrapper) {\n return wrapper.element.height() && wrapper.element[0].offsetParent;\n }\n\n function visibilityWatcher(wrapper) {\n if (isElementVisible(wrapper)) {\n buffer.forEach((item) => {\n if (angular.isFunction(item.unregisterVisibilityWatcher)) {\n item.unregisterVisibilityWatcher();\n delete item.unregisterVisibilityWatcher;\n }\n });\n if (!pending.length) {\n $timeout(() => adjustBuffer());\n }\n }\n }\n\n function insertWrapperContent(wrapper, insertAfter) {\n createElement(wrapper, insertAfter, viewport.insertElement);\n if (!isElementVisible(wrapper)) {\n wrapper.unregisterVisibilityWatcher = wrapper.scope.$watch(() => visibilityWatcher(wrapper));\n }\n wrapper.element.addClass('ng-hide'); // hide inserted elements before data binding\n }\n\n function createElement(wrapper, insertAfter, insertElement) {\n let promises = null;\n let sibling = (insertAfter > 0) ? buffer[insertAfter - 1].element : undefined;\n linker((clone, scope) => {\n promises = insertElement(clone, sibling);\n wrapper.element = clone;\n wrapper.scope = scope;\n scope[itemName] = wrapper.item;\n });\n // ui-scroll-grid apply\n if (adapter.transform) {\n let tdInitializer = wrapper.scope.uiScrollTdInitializer;\n if (tdInitializer && tdInitializer.linking) {\n adapter.transform(wrapper.scope, wrapper.element);\n } else {\n wrapper.scope.uiScrollTdInitializer = {\n onLink: () => adapter.transform(wrapper.scope, wrapper.element),\n scope: wrapper.scope\n };\n }\n }\n return promises;\n }\n\n function updateDOM() {\n let promises = [];\n const toBePrepended = [];\n const toBeRemoved = [];\n const inserted = [];\n\n buffer.forEach((wrapper, i) => {\n switch (wrapper.op) {\n case 'prepend':\n toBePrepended.unshift(wrapper);\n break;\n case 'append':\n insertWrapperContent(wrapper, i);\n wrapper.op = 'none';\n inserted.push(wrapper);\n break;\n case 'insert':\n promises = promises.concat(createElement(wrapper, i, viewport.insertElementAnimated));\n wrapper.op = 'none';\n inserted.push(wrapper);\n break;\n case 'remove':\n toBeRemoved.push(wrapper);\n }\n });\n\n toBeRemoved.forEach((wrapper) => promises = promises.concat(viewport.removeItem(wrapper)));\n\n if (toBePrepended.length)\n toBePrepended.forEach((wrapper) => {\n insertWrapperContent(wrapper);\n wrapper.op = 'none';\n });\n\n buffer.forEach((item, i) => item.scope.$index = buffer.first + i);\n\n return {\n prepended: toBePrepended,\n removed: toBeRemoved,\n inserted: inserted,\n animated: promises\n };\n\n }\n\n function updatePaddings(rid, updates) {\n // schedule another adjustBuffer after animation completion\n if (updates.animated.length) {\n $q.all(updates.animated).then(() => {\n viewport.adjustPadding();\n adjustBuffer(rid);\n });\n } else {\n viewport.adjustPadding();\n }\n }\n\n function enqueueFetch(rid, updates) {\n if (viewport.shouldLoadBottom()) {\n if (!updates || buffer.effectiveHeight(updates.inserted) > 0) {\n // this means that at least one item appended in the last batch has height > 0\n if (pending.push(true) === 1) {\n fetch(rid);\n adapter.loading(true);\n }\n }\n } else if (viewport.shouldLoadTop()) {\n if ((!updates || buffer.effectiveHeight(updates.prepended) > 0) || pending[0]) {\n // this means that at least one item appended in the last batch has height > 0\n // pending[0] = true means that previous fetch was appending. We need to force at least one prepend\n // BTW there will always be at least 1 element in the pending array because bottom is fetched first\n if (pending.push(false) === 1) {\n fetch(rid);\n adapter.loading(true);\n }\n }\n }\n }\n\n function adjustBuffer(rid) {\n if (!rid) { // dismiss pending requests\n pending = [];\n rid = ++ridActual;\n }\n\n let updates = updateDOM();\n\n // We need the item bindings to be processed before we can do adjustment\n $scope.$apply(() => $timeout(() => {\n\n // show elements after data binging has been done\n updates.inserted.forEach(w => w.element.removeClass('ng-hide'));\n updates.prepended.forEach(w => w.element.removeClass('ng-hide'));\n\n if (isInvalid(rid)) {\n return;\n }\n\n updatePaddings(rid, updates);\n enqueueFetch(rid);\n\n if (!pending.length) {\n adapter.calculateProperties();\n }\n }));\n }\n\n function adjustBufferAfterFetch(rid) {\n let updates = updateDOM();\n\n // We need the item bindings to be processed before we can do adjustment\n $scope.$apply(() => $timeout(() => {\n // show elements after data binging has been done\n updates.inserted.forEach(w => w.element.removeClass('ng-hide'));\n updates.prepended.forEach(w => w.element.removeClass('ng-hide'));\n\n viewport.adjustScrollTopAfterPrepend(updates);\n\n if (isInvalid(rid)) {\n return;\n }\n\n updatePaddings(rid, updates);\n enqueueFetch(rid, updates);\n pending.shift();\n\n if (pending.length)\n fetch(rid);\n else {\n adapter.loading(false);\n bindEvents();\n adapter.calculateProperties();\n }\n }));\n }\n\n function fetch(rid) {\n if (pending[0]) {// scrolling down\n if (buffer.length && !viewport.shouldLoadBottom()) {\n adjustBufferAfterFetch(rid);\n } else {\n fetchNext((result) => {\n if (isInvalid(rid)) {\n return;\n }\n\n if (result.length < bufferSize) {\n buffer.eof = true;\n }\n\n if (result.length > 0) {\n viewport.clipTop();\n buffer.append(result);\n }\n\n adjustBufferAfterFetch(rid);\n });\n }\n } else { // scrolling up\n if (buffer.length && !viewport.shouldLoadTop()) {\n adjustBufferAfterFetch(rid);\n } else {\n fetchPrevious((result) => {\n if (isInvalid(rid)) {\n return;\n }\n\n if (result.length < bufferSize) {\n buffer.bof = true;\n // log 'bof is reached'\n }\n\n if (result.length > 0) {\n if (buffer.length) {\n viewport.clipBottom();\n }\n buffer.prepend(result);\n }\n\n adjustBufferAfterFetch(rid);\n });\n }\n }\n }\n\n function resizeAndScrollHandler() {\n if (!$rootScope.$$phase && !adapter.isLoading && !adapter.disabled) {\n\n enqueueFetch(ridActual);\n\n if (pending.length) {\n unbindEvents();\n } else {\n adapter.calculateProperties();\n $scope.$apply();\n }\n }\n }\n\n function wheelHandler(event) {\n if (!adapter.disabled) {\n let scrollTop = viewport[0].scrollTop;\n let yMax = viewport[0].scrollHeight - viewport[0].clientHeight;\n\n if ((scrollTop === 0 && !buffer.bof) || (scrollTop === yMax && !buffer.eof)) {\n event.preventDefault();\n }\n }\n }\n }\n\n }\n ]);\n\n\n// WEBPACK FOOTER //\n// ./src/ui-scroll.js"],"sourceRoot":""} \ No newline at end of file From c96a4220bec255c529e2a8199d2c1961ba5f87a0 Mon Sep 17 00:00:00 2001 From: dhilt Date: Sun, 2 Jul 2017 19:17:00 +0300 Subject: [PATCH 5/6] update firefox for travis --- .travis.yml | 3 +++ package.json | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/.travis.yml b/.travis.yml index 460be952..6385a2c1 100644 --- a/.travis.yml +++ b/.travis.yml @@ -3,6 +3,9 @@ language: node_js node_js: - '6' +addons: + firefox: latest + before_install: - export DISPLAY=:99.0 - sh -e /etc/init.d/xvfb start diff --git a/package.json b/package.json index 1f42ce5d..65fc81bc 100644 --- a/package.json +++ b/package.json @@ -42,7 +42,7 @@ "jasmine-core": "^2.5.2", "karma": "^1.4.0", "karma-chrome-launcher": "^2.0.0", - "karma-firefox-launcher": "^1.0.0", + "karma-firefox-launcher": "^1.0.1", "karma-ie-launcher": "^1.0.0", "karma-jasmine": "^1.1.0", "webpack": "^2.6.1" From ede4e3fe5d6174eb34088105d2d16ad87cd8021e Mon Sep 17 00:00:00 2001 From: dhilt Date: Sun, 2 Jul 2017 22:11:57 +0300 Subject: [PATCH 6/6] sourcemaps fix + interpolation distributive --- dist/ui-scroll-grid.js | 2 +- dist/ui-scroll-grid.js.map | 2 +- dist/ui-scroll-grid.min.js | 2 +- dist/ui-scroll-grid.min.js.map | 2 +- dist/ui-scroll.js | 2 +- dist/ui-scroll.min.js | 4 ++-- dist/ui-scroll.min.js.map | 2 +- src/ui-scroll-grid.js | 3 +-- webpack.config.js | 1 + 9 files changed, 10 insertions(+), 10 deletions(-) diff --git a/dist/ui-scroll-grid.js b/dist/ui-scroll-grid.js index ff9d3559..df628298 100644 --- a/dist/ui-scroll-grid.js +++ b/dist/ui-scroll-grid.js @@ -1,7 +1,7 @@ /*! * angular-ui-scroll (uncompressed) * https://github.com/angular-ui/ui-scroll - * Version: 1.6.1 -- 2017-06-20T03:26:22.415Z + * Version: 1.6.1 -- 2017-07-02T19:10:34.898Z * License: MIT */ /******/ (function(modules) { // webpackBootstrap diff --git a/dist/ui-scroll-grid.js.map b/dist/ui-scroll-grid.js.map index 827124f3..b47f9e96 100644 --- a/dist/ui-scroll-grid.js.map +++ b/dist/ui-scroll-grid.js.map @@ -1 +1 @@ -{"version":3,"sources":["webpack:///webpack/bootstrap 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? this : result\n );\n return result;\n };\n\n this.applyCss = function(target) {\n applyCss(target, this.css);\n };\n\n // function definitions\n\n function insidePoint(element, x, y) {\n let offset = element.offset();\n if (x < offset.left || offset.left + element.outerWidth(true) < x)\n return false;\n if (y < offset.top || offset.top + element.outerHeight(true) < y)\n return false;\n return true;\n }\n\n function moveBefore(element, target) {\n element.detach();\n target.before(element);\n }\n\n function moveLast(element) {\n let parent = element.parent();\n element.detach();\n parent.append(element);\n }\n\n function applyCss(target, css) {\n target.removeAttr('style');\n for (let attr in css) {\n if (css.hasOwnProperty(attr)) {\n target.css(attr, css[attr]);\n }\n }\n }\n\n }\n\n function GridController(scrollViewport) {\n let columns = [];\n let rowMap = new Map();\n\n $timeout(() => {\n scrollViewport.adapter.publicContext.gridAdapter = new GridAdapter(this);\n scrollViewport.adapter.transform = (scope, item) => transform(rowMap.get(scope), item);\n });\n\n this.registerColumn = function(header) {\n columns.push(new ColumnController(this, columns, header));\n };\n\n this.registerCell = function(scope, cell) {\n let row = rowMap.get(scope);\n if (!row) {\n row = [];\n rowMap.set(scope, row);\n }\n if (row.length >= columns.length) {\n return false;\n }\n row.push(cell);\n return true;\n };\n\n this.unregisterCell = function(scope, cell) {\n let row = rowMap.get(scope);\n let i = row.indexOf(cell);\n row.splice(i, 1);\n if (!row.length) {\n rowMap.delete(scope);\n }\n };\n\n this.forEachRow = function(callback) {\n rowMap.forEach(callback);\n };\n\n this.getColumns = function() {\n let result = [];\n columns.slice()\n .sort((a, b) => a.mapTo - b.mapTo)\n .forEach((column) => result.push(new ColumnAdapter(this, column)));\n return result;\n };\n\n this.getLayout = function() {\n let result = [];\n columns.forEach((column, index) => 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strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction getCtrlOnData(attr, element) {\n var onSyntax = attr.match(/^(.+)(\\s+on\\s+)(.+)?/);\n if (onSyntax && onSyntax.length === 4) {\n window.console.log('Angular ui-scroll adapter assignment warning. \"Controller On\" syntax has been deprecated since ui-scroll v1.6.1.');\n var ctrl = onSyntax[3];\n var tail = onSyntax[1];\n var candidate = element;\n while (candidate.length) {\n var candidateScope = candidate.scope(); // doesn't work when debugInfoEnabled flag = true\n var candidateName = (candidate.attr('ng-controller') || '').match(/(\\w(?:\\w|\\d)*)(?:\\s+as\\s+(\\w(?:\\w|\\d)*))?/);\n if (candidateName && candidateName[1] === ctrl) {\n return {\n target: candidateScope,\n source: tail\n };\n }\n candidate = candidate.parent();\n }\n throw new Error('Angular ui-scroll adapter assignment error. Failed to locate target controller \"' + ctrl + '\" to inject \"' + tail + '\"');\n }\n}\n\nvar Adapter = function () {\n function Adapter(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope) {\n _classCallCheck(this, Adapter);\n\n this.viewport = viewport;\n this.buffer = buffer;\n this.adjustBuffer = adjustBuffer;\n this.reload = reload;\n\n this.isLoading = false;\n this.disabled = false;\n\n var viewportScope = viewport.getScope();\n this.startScope = viewportScope.$parent ? viewportScope : $scope;\n\n this.publicContext = {};\n this.assignAdapter($attr.adapter, $parse, element);\n this.generatePublicContext($attr, $parse);\n }\n\n _createClass(Adapter, [{\n key: 'assignAdapter',\n value: function assignAdapter(adapterAttr, $parse, element) {\n if (!adapterAttr || !(adapterAttr = adapterAttr.replace(/^\\s+|\\s+$/gm, ''))) {\n return;\n }\n var ctrlOnData = getCtrlOnData(adapterAttr, element);\n var adapterOnScope = void 0;\n\n try {\n if (ctrlOnData) {\n // \"Controller On\", deprecated since v1.6.1\n $parse(ctrlOnData.source).assign(ctrlOnData.target, {});\n adapterOnScope = $parse(ctrlOnData.source)(ctrlOnData.target);\n } else {\n $parse(adapterAttr).assign(this.startScope, {});\n adapterOnScope = $parse(adapterAttr)(this.startScope);\n }\n } catch (error) {\n error.message = 'Angular ui-scroll Adapter assignment exception.\\n' + ('Can\\'t parse \"' + adapterAttr + '\" expression.\\n') + error.message;\n throw error;\n }\n\n angular.extend(adapterOnScope, this.publicContext);\n this.publicContext = adapterOnScope;\n }\n }, {\n key: 'generatePublicContext',\n value: function generatePublicContext($attr, $parse) {\n var _this = this;\n\n // these methods will be accessible out of ui-scroll via user defined adapter\n var publicMethods = ['reload', 'applyUpdates', 'append', 'prepend', 'isBOF', 'isEOF', 'isEmpty'];\n for (var i = publicMethods.length - 1; i >= 0; i--) {\n this.publicContext[publicMethods[i]] = this[publicMethods[i]].bind(this);\n }\n\n // these read-only props will be accessible out of ui-scroll via user defined adapter\n var publicProps = ['isLoading', 'topVisible', 'topVisibleElement', 'topVisibleScope', 'bottomVisible', 'bottomVisibleElement', 'bottomVisibleScope'];\n\n var _loop = function _loop(_i) {\n var property = void 0,\n attr = $attr[publicProps[_i]];\n Object.defineProperty(_this, publicProps[_i], {\n get: function get() {\n return property;\n },\n set: function set(value) {\n property = value;\n _this.publicContext[publicProps[_i]] = value;\n if (attr) {\n $parse(attr).assign(_this.startScope, value);\n }\n }\n });\n };\n\n for (var _i = publicProps.length - 1; _i >= 0; _i--) {\n _loop(_i);\n }\n\n // non-read-only public property\n Object.defineProperty(this.publicContext, 'disabled', {\n get: function get() {\n return _this.disabled;\n },\n set: function set(value) {\n return !(_this.disabled = value) ? _this.adjustBuffer() : null;\n }\n });\n }\n }, {\n key: 'loading',\n value: function loading(value) {\n this['isLoading'] = value;\n }\n }, {\n key: 'isBOF',\n value: function isBOF() {\n return this.buffer.bof;\n }\n }, {\n key: 'isEOF',\n value: function isEOF() {\n return this.buffer.eof;\n }\n }, {\n key: 'isEmpty',\n value: function isEmpty() {\n return !this.buffer.length;\n }\n }, {\n key: 'applyUpdates',\n value: function applyUpdates(arg1, arg2) {\n var _this2 = this;\n\n if (angular.isFunction(arg1)) {\n // arg1 is the updater function, arg2 is ignored\n this.buffer.slice(0).forEach(function (wrapper) {\n // we need to do it on the buffer clone, because buffer content\n // may change as we iterate through\n _this2.applyUpdate(wrapper, arg1(wrapper.item, wrapper.scope, wrapper.element));\n });\n } else {\n // arg1 is item index, arg2 is the newItems array\n if (arg1 % 1 !== 0) {\n // checking if it is an integer\n throw new Error('applyUpdates - ' + arg1 + ' is not a valid index');\n }\n\n var index = arg1 - this.buffer.first;\n if (index >= 0 && index < this.buffer.length) {\n this.applyUpdate(this.buffer[index], arg2);\n }\n }\n\n this.adjustBuffer();\n }\n }, {\n key: 'append',\n value: function append(newItems) {\n this.buffer.append(newItems);\n this.adjustBuffer();\n }\n }, {\n key: 'prepend',\n value: function prepend(newItems) {\n this.buffer.prepend(newItems);\n this.adjustBuffer();\n }\n }, {\n key: 'calculateProperties',\n value: function calculateProperties() {\n var rowTop = null,\n topHeight = 0;\n var topDone = false,\n bottomDone = false;\n var length = this.buffer.length;\n\n for (var i = 0; i < length; i++) {\n var item = this.buffer[i];\n var itemTop = item.element.offset().top;\n\n if (rowTop !== itemTop) {\n // a new row condition\n var itemHeight = item.element.outerHeight(true);\n var top = this.viewport.topDataPos() + topHeight + itemHeight;\n\n if (!topDone && top > this.viewport.topVisiblePos()) {\n topDone = true;\n this['topVisible'] = item.item;\n this['topVisibleElement'] = item.element;\n this['topVisibleScope'] = item.scope;\n }\n\n if (!bottomDone && (top >= this.viewport.bottomVisiblePos() || i === length - 1 && this.isEOF())) {\n bottomDone = true;\n this['bottomVisible'] = item.item;\n this['bottomVisibleElement'] = item.element;\n this['bottomVisibleScope'] = item.scope;\n }\n topHeight += itemHeight;\n }\n\n rowTop = itemTop;\n\n if (topDone && bottomDone) {\n break;\n }\n }\n }\n }, {\n key: 'applyUpdate',\n value: function applyUpdate(wrapper, newItems) {\n var _this3 = this;\n\n if (!angular.isArray(newItems)) {\n return;\n }\n\n var keepIt = void 0;\n var pos = this.buffer.indexOf(wrapper) + 1;\n\n newItems.reverse().forEach(function (newItem) {\n if (newItem === wrapper.item) {\n keepIt = true;\n pos--;\n } else {\n _this3.buffer.insert(pos, newItem);\n }\n });\n\n if (!keepIt) {\n wrapper.op = 'remove';\n }\n }\n }]);\n\n return Adapter;\n}();\n\nexports.default = Adapter;\n\n/***/ }),\n/* 1 */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.default = ScrollBuffer;\nfunction ScrollBuffer(elementRoutines, bufferSize) {\n var buffer = Object.create(Array.prototype);\n\n angular.extend(buffer, {\n size: bufferSize,\n\n reset: function reset(startIndex) {\n buffer.remove(0, buffer.length);\n buffer.eof = false;\n buffer.bof = false;\n buffer.first = startIndex;\n buffer.next = startIndex;\n buffer.minIndex = startIndex;\n buffer.maxIndex = startIndex;\n buffer.minIndexUser = null;\n buffer.maxIndexUser = null;\n },\n append: function append(items) {\n items.forEach(function (item) {\n ++buffer.next;\n buffer.insert('append', item);\n });\n buffer.maxIndex = buffer.eof ? buffer.next - 1 : Math.max(buffer.next - 1, buffer.maxIndex);\n },\n prepend: function prepend(items) {\n items.reverse().forEach(function (item) {\n --buffer.first;\n buffer.insert('prepend', item);\n });\n buffer.minIndex = buffer.bof ? buffer.minIndex = buffer.first : Math.min(buffer.first, buffer.minIndex);\n },\n\n\n /**\r\n * inserts wrapped element in the buffer\r\n * the first argument is either operation keyword (see below) or a number for operation 'insert'\r\n * for insert the number is the index for the buffer element the new one have to be inserted after\r\n * operations: 'append', 'prepend', 'insert', 'remove', 'update', 'none'\r\n */\n insert: function insert(operation, item) {\n var wrapper = {\n item: item\n };\n\n if (operation % 1 === 0) {\n // it is an insert\n wrapper.op = 'insert';\n buffer.splice(operation, 0, wrapper);\n } else {\n wrapper.op = operation;\n switch (operation) {\n case 'append':\n buffer.push(wrapper);\n break;\n case 'prepend':\n buffer.unshift(wrapper);\n break;\n }\n }\n },\n\n\n // removes elements from buffer\n remove: function remove(arg1, arg2) {\n if (angular.isNumber(arg1)) {\n // removes items from arg1 (including) through arg2 (excluding)\n for (var i = arg1; i < arg2; i++) {\n elementRoutines.removeElement(buffer[i]);\n }\n\n return buffer.splice(arg1, arg2 - arg1);\n }\n // removes single item(wrapper) from the buffer\n buffer.splice(buffer.indexOf(arg1), 1);\n\n return elementRoutines.removeElementAnimated(arg1);\n },\n effectiveHeight: function effectiveHeight(elements) {\n if (!elements.length) {\n return 0;\n }\n var top = Number.MAX_VALUE;\n var bottom = Number.MIN_VALUE;\n elements.forEach(function (wrapper) {\n if (wrapper.element[0].offsetParent) {\n // element style is not display:none\n top = Math.min(top, wrapper.element.offset().top);\n bottom = Math.max(bottom, wrapper.element.offset().top + wrapper.element.outerHeight(true));\n }\n });\n return Math.max(0, bottom - top);\n }\n });\n\n return buffer;\n}\n\n/***/ }),\n/* 2 */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar ElementRoutines = function () {\n function ElementRoutines($injector, $q) {\n _classCallCheck(this, ElementRoutines);\n\n this.$animate = $injector.has && $injector.has('$animate') ? $injector.get('$animate') : null;\n this.isAngularVersionLessThen1_3 = angular.version.major === 1 && angular.version.minor < 3;\n this.$q = $q;\n }\n\n _createClass(ElementRoutines, [{\n key: 'insertElement',\n value: function insertElement(newElement, previousElement) {\n previousElement.after(newElement);\n return [];\n }\n }, {\n key: 'removeElement',\n value: function removeElement(wrapper) {\n wrapper.element.remove();\n wrapper.scope.$destroy();\n return [];\n }\n }, {\n key: 'insertElementAnimated',\n value: function insertElementAnimated(newElement, previousElement) {\n if (!this.$animate) {\n return this.insertElement(newElement, previousElement);\n }\n\n if (this.isAngularVersionLessThen1_3) {\n var deferred = this.$q.defer();\n // no need for parent - previous element is never null\n this.$animate.enter(newElement, null, previousElement, function () {\n return deferred.resolve();\n });\n\n return [deferred.promise];\n }\n\n // no need for parent - previous element is never null\n return [this.$animate.enter(newElement, null, previousElement)];\n }\n }, {\n key: 'removeElementAnimated',\n value: function removeElementAnimated(wrapper) {\n if (!this.$animate) {\n return this.removeElement(wrapper);\n }\n\n if (this.isAngularVersionLessThen1_3) {\n var deferred = this.$q.defer();\n this.$animate.leave(wrapper.element, function () {\n wrapper.scope.$destroy();\n return deferred.resolve();\n });\n\n return [deferred.promise];\n }\n\n return [this.$animate.leave(wrapper.element).then(function () {\n return wrapper.scope.$destroy();\n })];\n }\n }]);\n\n return ElementRoutines;\n}();\n\nexports.default = ElementRoutines;\n\n/***/ }),\n/* 3 */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i[\"return\"]) _i[\"return\"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError(\"Invalid attempt to destructure non-iterable instance\"); } }; }();\n\nvar _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\n/*!\r\n globals: angular, window\r\n List of used element methods available in JQuery but not in JQuery Lite\r\n element.before(elem)\r\n element.height()\r\n element.outerHeight(true)\r\n element.height(value) = only for Top/Bottom padding elements\r\n element.scrollTop()\r\n element.scrollTop(value)\r\n */\n\nvar JQLiteExtras = function () {\n function JQLiteExtras() {\n _classCallCheck(this, JQLiteExtras);\n }\n\n _createClass(JQLiteExtras, [{\n key: 'registerFor',\n value: function registerFor(element) {\n var convertToPx = void 0,\n css = void 0,\n getStyle = void 0,\n isWindow = void 0;\n // angular implementation blows up if elem is the window\n css = angular.element.prototype.css;\n\n element.prototype.css = function (name, value) {\n var self = this;\n var elem = self[0];\n if (!(!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style)) {\n return css.call(self, name, value);\n }\n };\n\n // as defined in angularjs v1.0.5\n isWindow = function isWindow(obj) {\n return obj && obj.document && obj.location && obj.alert && obj.setInterval;\n };\n\n function scrollTo(self, direction, value) {\n var elem = self[0];\n\n var _top$left$direction = _slicedToArray({\n top: ['scrollTop', 'pageYOffset', 'scrollLeft'],\n left: ['scrollLeft', 'pageXOffset', 'scrollTop']\n }[direction], 3),\n method = _top$left$direction[0],\n prop = _top$left$direction[1],\n preserve = _top$left$direction[2];\n\n if (isWindow(elem)) {\n if (angular.isDefined(value)) {\n return elem.scrollTo(self[preserve].call(self), value);\n }\n return prop in elem ? elem[prop] : elem.document.documentElement[method];\n } else {\n if (angular.isDefined(value)) {\n elem[method] = value;\n }\n return elem[method];\n }\n }\n\n if (window.getComputedStyle) {\n getStyle = function getStyle(elem) {\n return window.getComputedStyle(elem, null);\n };\n convertToPx = function convertToPx(elem, value) {\n return parseFloat(value);\n };\n } else {\n getStyle = function getStyle(elem) {\n return elem.currentStyle;\n };\n convertToPx = function convertToPx(elem, value) {\n var left = void 0,\n result = void 0,\n rs = void 0,\n rsLeft = void 0,\n style = void 0;\n var core_pnum = /[+-]?(?:\\d*\\.|)\\d+(?:[eE][+-]?\\d+|)/.source;\n var rnumnonpx = new RegExp('^(' + core_pnum + ')(?!px)[a-z%]+$', 'i');\n\n if (!rnumnonpx.test(value)) {\n return parseFloat(value);\n }\n\n // ported from JQuery\n style = elem.style;\n left = style.left;\n rs = elem.runtimeStyle;\n rsLeft = rs && rs.left;\n if (rs) {\n rs.left = style.left;\n }\n // put in the new values to get a computed style out\n style.left = value;\n result = style.pixelLeft;\n style.left = left;\n if (rsLeft) {\n rs.left = rsLeft;\n }\n return result;\n };\n }\n\n function getMeasurements(elem, measure) {\n var base = void 0,\n borderA = void 0,\n borderB = void 0,\n computedMarginA = void 0,\n computedMarginB = void 0,\n computedStyle = void 0,\n dirA = void 0,\n dirB = void 0,\n marginA = void 0,\n marginB = void 0,\n paddingA = void 0,\n paddingB = void 0;\n\n if (isWindow(elem)) {\n base = document.documentElement[{ height: 'clientHeight', width: 'clientWidth' }[measure]];\n\n return {\n base: base,\n padding: 0,\n border: 0,\n margin: 0\n };\n }\n\n // Start with offset property\n\n var _width$height$measure = _slicedToArray({\n width: [elem.offsetWidth, 'Left', 'Right'],\n height: [elem.offsetHeight, 'Top', 'Bottom']\n }[measure], 3);\n\n base = _width$height$measure[0];\n dirA = _width$height$measure[1];\n dirB = _width$height$measure[2];\n\n\n computedStyle = getStyle(elem);\n paddingA = convertToPx(elem, computedStyle['padding' + dirA]) || 0;\n paddingB = convertToPx(elem, computedStyle['padding' + dirB]) || 0;\n borderA = convertToPx(elem, computedStyle['border' + dirA + 'Width']) || 0;\n borderB = convertToPx(elem, computedStyle['border' + dirB + 'Width']) || 0;\n computedMarginA = computedStyle['margin' + dirA];\n computedMarginB = computedStyle['margin' + dirB];\n\n // I do not care for width for now, so this hack is irrelevant\n // if ( !supportsPercentMargin )\n // computedMarginA = hackPercentMargin( elem, computedStyle, computedMarginA )\n // computedMarginB = hackPercentMargin( elem, computedStyle, computedMarginB )\n marginA = convertToPx(elem, computedMarginA) || 0;\n marginB = convertToPx(elem, computedMarginB) || 0;\n\n return {\n base: base,\n padding: paddingA + paddingB,\n border: borderA + borderB,\n margin: marginA + marginB\n };\n }\n\n function getWidthHeight(elem, direction, measure) {\n var computedStyle = void 0,\n result = void 0;\n\n var measurements = getMeasurements(elem, direction);\n\n if (measurements.base > 0) {\n return {\n base: measurements.base - measurements.padding - measurements.border,\n outer: measurements.base,\n outerfull: measurements.base + measurements.margin\n }[measure];\n }\n\n // Fall back to computed then uncomputed css if necessary\n computedStyle = getStyle(elem);\n result = computedStyle[direction];\n\n if (result < 0 || result === null) {\n result = elem.style[direction] || 0;\n }\n\n // Normalize \"\", auto, and prepare for extra\n result = parseFloat(result) || 0;\n\n return {\n base: result - measurements.padding - measurements.border,\n outer: result,\n outerfull: result + measurements.padding + measurements.border + measurements.margin\n }[measure];\n }\n\n // define missing methods\n return angular.forEach({\n before: function before(newElem) {\n var children, elem, i, j, parent, ref, self;\n self = this;\n elem = self[0];\n parent = self.parent();\n children = parent.contents();\n if (children[0] === elem) {\n return parent.prepend(newElem);\n } else {\n for (i = j = 1, ref = children.length - 1; 1 <= ref ? j <= ref : j >= ref; i = 1 <= ref ? ++j : --j) {\n if (children[i] === elem) {\n angular.element(children[i - 1]).after(newElem);\n return;\n }\n }\n throw new Error('invalid DOM structure ' + elem.outerHTML);\n }\n },\n height: function height(value) {\n var self;\n self = this;\n if (angular.isDefined(value)) {\n if (angular.isNumber(value)) {\n value = value + 'px';\n }\n return css.call(self, 'height', value);\n } else {\n return getWidthHeight(this[0], 'height', 'base');\n }\n },\n outerHeight: function outerHeight(option) {\n return getWidthHeight(this[0], 'height', option ? 'outerfull' : 'outer');\n },\n outerWidth: function outerWidth(option) {\n return getWidthHeight(this[0], 'width', option ? 'outerfull' : 'outer');\n },\n\n\n /*\r\n The offset setter method is not implemented\r\n */\n offset: function offset(value) {\n var docElem = void 0,\n win = void 0;\n var self = this;\n var box = {\n top: 0,\n left: 0\n };\n var elem = self[0];\n var doc = elem && elem.ownerDocument;\n\n if (arguments.length) {\n if (value === undefined) {\n return self;\n }\n // TODO: implement setter\n throw new Error('offset setter method is not implemented');\n }\n\n if (!doc) {\n return;\n }\n\n docElem = doc.documentElement;\n\n // TODO: Make sure it's not a disconnected DOM node\n\n if (elem.getBoundingClientRect != null) {\n box = elem.getBoundingClientRect();\n }\n\n win = doc.defaultView || doc.parentWindow;\n\n return {\n top: box.top + (win.pageYOffset || docElem.scrollTop) - (docElem.clientTop || 0),\n left: box.left + (win.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || 0)\n };\n },\n scrollTop: function scrollTop(value) {\n return scrollTo(this, 'top', value);\n },\n scrollLeft: function scrollLeft(value) {\n return scrollTo(this, 'left', value);\n }\n }, function (value, key) {\n if (!element.prototype[key]) {\n return element.prototype[key] = value;\n }\n });\n }\n }]);\n\n return JQLiteExtras;\n}();\n\nexports.default = JQLiteExtras;\n\n/***/ }),\n/* 4 */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.default = Viewport;\n\nvar _padding = __webpack_require__(5);\n\nvar _padding2 = _interopRequireDefault(_padding);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction Viewport(elementRoutines, buffer, element, viewportController, $rootScope, padding) {\n var topPadding = null;\n var bottomPadding = null;\n var viewport = viewportController && viewportController.viewport ? viewportController.viewport : angular.element(window);\n var container = viewportController && viewportController.container ? viewportController.container : undefined;\n var scope = viewportController && viewportController.scope ? viewportController.scope : $rootScope;\n\n viewport.css({\n 'overflow-anchor': 'none',\n 'overflow-y': 'auto',\n 'display': 'block'\n });\n\n function bufferPadding() {\n return viewport.outerHeight() * padding; // some extra space to initiate preload\n }\n\n angular.extend(viewport, {\n getScope: function getScope() {\n return scope;\n },\n createPaddingElements: function createPaddingElements(template) {\n topPadding = new _padding2.default(template);\n bottomPadding = new _padding2.default(template);\n element.before(topPadding);\n element.after(bottomPadding);\n },\n applyContainerStyle: function applyContainerStyle() {\n if (container && container !== viewport) {\n viewport.css('height', window.getComputedStyle(container[0]).height);\n }\n },\n bottomDataPos: function bottomDataPos() {\n var scrollHeight = viewport[0].scrollHeight;\n scrollHeight = scrollHeight != null ? scrollHeight : viewport[0].document.documentElement.scrollHeight;\n return scrollHeight - bottomPadding.height();\n },\n topDataPos: function topDataPos() {\n return topPadding.height();\n },\n bottomVisiblePos: function bottomVisiblePos() {\n return viewport.scrollTop() + viewport.outerHeight();\n },\n topVisiblePos: function topVisiblePos() {\n return viewport.scrollTop();\n },\n insertElement: function insertElement(e, sibling) {\n return elementRoutines.insertElement(e, sibling || topPadding);\n },\n insertElementAnimated: function insertElementAnimated(e, sibling) {\n return elementRoutines.insertElementAnimated(e, sibling || topPadding);\n },\n shouldLoadBottom: function shouldLoadBottom() {\n return !buffer.eof && viewport.bottomDataPos() < viewport.bottomVisiblePos() + bufferPadding();\n },\n clipBottom: function clipBottom() {\n // clip the invisible items off the bottom\n var overage = 0;\n var overageHeight = 0;\n var itemHeight = 0;\n var emptySpaceHeight = viewport.bottomDataPos() - viewport.bottomVisiblePos() - bufferPadding();\n\n for (var i = buffer.length - 1; i >= 0; i--) {\n itemHeight = buffer[i].element.outerHeight(true);\n if (overageHeight + itemHeight > emptySpaceHeight) {\n break;\n }\n bottomPadding.cache.add(buffer[i]);\n overageHeight += itemHeight;\n overage++;\n }\n\n if (overage > 0) {\n buffer.eof = false;\n buffer.remove(buffer.length - overage, buffer.length);\n buffer.next -= overage;\n viewport.adjustPadding();\n }\n },\n shouldLoadTop: function shouldLoadTop() {\n return !buffer.bof && viewport.topDataPos() > viewport.topVisiblePos() - bufferPadding();\n },\n clipTop: function clipTop() {\n // clip the invisible items off the top\n var overage = 0;\n var overageHeight = 0;\n var itemHeight = 0;\n var emptySpaceHeight = viewport.topVisiblePos() - viewport.topDataPos() - bufferPadding();\n\n for (var i = 0; i < buffer.length; i++) {\n itemHeight = buffer[i].element.outerHeight(true);\n if (overageHeight + itemHeight > emptySpaceHeight) {\n break;\n }\n topPadding.cache.add(buffer[i]);\n overageHeight += itemHeight;\n overage++;\n }\n\n if (overage > 0) {\n // we need to adjust top padding element before items are removed from top\n // to avoid strange behaviour of scroll bar during remove top items when we are at the very bottom\n topPadding.height(topPadding.height() + overageHeight);\n buffer.bof = false;\n buffer.remove(0, overage);\n buffer.first += overage;\n }\n },\n adjustPadding: function adjustPadding() {\n if (!buffer.length) {\n return;\n }\n\n // precise heights calculation, items that were in buffer once\n var topPaddingHeight = topPadding.cache.reduce(function (summ, item) {\n return summ + (item.index < buffer.first ? item.height : 0);\n }, 0);\n var bottomPaddingHeight = bottomPadding.cache.reduce(function (summ, item) {\n return summ + (item.index >= buffer.next ? item.height : 0);\n }, 0);\n\n // average item height based on buffer data\n var visibleItemsHeight = buffer.reduce(function (summ, item) {\n return summ + item.element.outerHeight(true);\n }, 0);\n var averageItemHeight = (visibleItemsHeight + topPaddingHeight + bottomPaddingHeight) / (buffer.maxIndex - buffer.minIndex + 1);\n\n // average heights calculation, items that have never been reached\n var adjustTopPadding = buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser;\n var adjustBottomPadding = buffer.maxIndexUser !== null && buffer.maxIndex < buffer.maxIndexUser;\n var topPaddingHeightAdd = adjustTopPadding ? (buffer.minIndex - buffer.minIndexUser) * averageItemHeight : 0;\n var bottomPaddingHeightAdd = adjustBottomPadding ? (buffer.maxIndexUser - buffer.maxIndex) * averageItemHeight : 0;\n\n // paddings combine adjustment\n topPadding.height(topPaddingHeight + topPaddingHeightAdd);\n bottomPadding.height(bottomPaddingHeight + bottomPaddingHeightAdd);\n },\n adjustScrollTopAfterMinIndexSet: function adjustScrollTopAfterMinIndexSet(topPaddingHeightOld) {\n // additional scrollTop adjustment in case of datasource.minIndex external set\n if (buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser) {\n var diff = topPadding.height() - topPaddingHeightOld;\n viewport.scrollTop(viewport.scrollTop() + diff);\n }\n },\n adjustScrollTopAfterPrepend: function adjustScrollTopAfterPrepend(updates) {\n if (!updates.prepended.length) return;\n var height = buffer.effectiveHeight(updates.prepended);\n var paddingHeight = topPadding.height() - height;\n if (paddingHeight >= 0) {\n topPadding.height(paddingHeight);\n } else {\n topPadding.height(0);\n viewport.scrollTop(viewport.scrollTop() - paddingHeight);\n }\n },\n resetTopPadding: function resetTopPadding() {\n topPadding.height(0);\n topPadding.cache.clear();\n },\n resetBottomPadding: function resetBottomPadding() {\n bottomPadding.height(0);\n bottomPadding.cache.clear();\n },\n removeItem: function removeItem(item) {\n topPadding.cache.remove(item);\n bottomPadding.cache.remove(item);\n return buffer.remove(item);\n }\n });\n\n return viewport;\n}\n\n/***/ }),\n/* 5 */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.default = Padding;\nfunction Cache() {\n var cache = Object.create(Array.prototype);\n\n angular.extend(cache, {\n add: function add(item) {\n for (var i = cache.length - 1; i >= 0; i--) {\n if (cache[i].index === item.scope.$index) {\n cache[i].height = item.element.outerHeight();\n return;\n }\n }\n cache.push({\n index: item.scope.$index,\n height: item.element.outerHeight()\n });\n cache.sort(function (a, b) {\n return a.index < b.index ? -1 : a.index > b.index ? 1 : 0;\n });\n },\n remove: function remove(item) {\n for (var i = cache.length - 1; i >= 0; i--) {\n if (cache[i].index === item.scope.$index) {\n cache.splice(i, 1);\n break;\n }\n }\n for (var _i = cache.length - 1; _i >= 0; _i--) {\n if (cache[_i].index > item.scope.$index) {\n cache[_i].index--;\n }\n }\n },\n clear: function clear() {\n cache.length = 0;\n }\n });\n\n return cache;\n}\n\nfunction Padding(template) {\n var result = void 0;\n\n switch (template.tagName.toLowerCase()) {\n case 'dl':\n throw new Error('ui-scroll directive does not support <' + template.tagName + '> as a repeating tag: ' + template.outerHTML);\n case 'tr':\n var table = angular.element('

');\n result = table.find('tr');\n break;\n case 'li':\n result = angular.element('

');\n break;\n default:\n result = angular.element('

');\n }\n\n result.cache = new Cache();\n\n return result;\n}\n\n/***/ }),\n/* 6 */,\n/* 7 */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nvar _jqLiteExtras = __webpack_require__(3);\n\nvar _jqLiteExtras2 = _interopRequireDefault(_jqLiteExtras);\n\nvar _elementRoutines = __webpack_require__(2);\n\nvar _elementRoutines2 = _interopRequireDefault(_elementRoutines);\n\nvar _buffer = __webpack_require__(1);\n\nvar _buffer2 = _interopRequireDefault(_buffer);\n\nvar _viewport = __webpack_require__(4);\n\nvar _viewport2 = _interopRequireDefault(_viewport);\n\nvar _adapter = __webpack_require__(0);\n\nvar _adapter2 = _interopRequireDefault(_adapter);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nangular.module('ui.scroll', []).service('jqLiteExtras', function () {\n return new _jqLiteExtras2.default();\n}).run(['jqLiteExtras', function (jqLiteExtras) {\n return !window.jQuery ? jqLiteExtras.registerFor(angular.element) : null;\n}]).directive('uiScrollViewport', function () {\n return {\n restrict: 'A',\n controller: ['$scope', '$element', function (scope, element) {\n var _this = this;\n\n this.container = element;\n this.viewport = element;\n this.scope = scope;\n\n angular.forEach(element.children(), function (child) {\n if (child.tagName.toLowerCase() === 'tbody') {\n _this.viewport = angular.element(child);\n }\n });\n\n return this;\n }]\n };\n}).directive('uiScroll', ['$log', '$injector', '$rootScope', '$timeout', '$q', '$parse', function (console, $injector, $rootScope, $timeout, $q, $parse) {\n\n return {\n require: ['?^uiScrollViewport'],\n restrict: 'A',\n transclude: 'element',\n priority: 1000,\n terminal: true,\n link: link\n };\n\n function link($scope, element, $attr, controllers, linker) {\n var match = $attr.uiScroll.match(/^\\s*(\\w+)\\s+in\\s+([(\\w|\\$)\\.]+)\\s*$/);\n if (!match) {\n throw new Error('Expected uiScroll in form of \\'_item_ in _datasource_\\' but got \\'' + $attr.uiScroll + '\\'');\n }\n\n function parseNumericAttr(value, defaultValue) {\n var result = $parse(value)($scope);\n return isNaN(result) ? defaultValue : result;\n }\n\n var BUFFER_MIN = 3;\n var BUFFER_DEFAULT = 10;\n var PADDING_MIN = 0.3;\n var PADDING_DEFAULT = 0.5;\n\n var datasource = null;\n var itemName = match[1];\n var datasourceName = match[2];\n var viewportController = controllers[0];\n var bufferSize = Math.max(BUFFER_MIN, parseNumericAttr($attr.bufferSize, BUFFER_DEFAULT));\n var padding = Math.max(PADDING_MIN, parseNumericAttr($attr.padding, PADDING_DEFAULT));\n var startIndex = parseNumericAttr($attr.startIndex, 1);\n var ridActual = 0; // current data revision id\n var pending = [];\n\n var elementRoutines = new _elementRoutines2.default($injector, $q);\n var buffer = new _buffer2.default(elementRoutines, bufferSize);\n var viewport = new _viewport2.default(elementRoutines, buffer, element, viewportController, $rootScope, padding);\n var adapter = new _adapter2.default(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope);\n\n if (viewportController) {\n viewportController.adapter = adapter;\n }\n\n var isDatasourceValid = function isDatasourceValid() {\n return angular.isObject(datasource) && angular.isFunction(datasource.get);\n };\n datasource = $parse(datasourceName)($scope); // try to get datasource on scope\n if (!isDatasourceValid()) {\n datasource = $injector.get(datasourceName); // try to inject datasource as service\n if (!isDatasourceValid()) {\n throw new Error(datasourceName + ' is not a valid datasource');\n }\n }\n\n var indexStore = {};\n\n function defineProperty(datasource, propName, propUserName) {\n var descriptor = Object.getOwnPropertyDescriptor(datasource, propName);\n if (!descriptor || !descriptor.set && !descriptor.get) {\n Object.defineProperty(datasource, propName, {\n set: function set(value) {\n indexStore[propName] = value;\n $timeout(function () {\n buffer[propUserName] = value;\n if (!pending.length) {\n var topPaddingHeightOld = viewport.topDataPos();\n viewport.adjustPadding();\n if (propName === 'minIndex') {\n viewport.adjustScrollTopAfterMinIndexSet(topPaddingHeightOld);\n }\n }\n });\n },\n get: function get() {\n return indexStore[propName];\n }\n });\n }\n }\n\n defineProperty(datasource, 'minIndex', 'minIndexUser');\n defineProperty(datasource, 'maxIndex', 'maxIndexUser');\n\n var fetchNext = datasource.get.length !== 2 ? function (success) {\n return datasource.get(buffer.next, bufferSize, success);\n } : function (success) {\n datasource.get({\n index: buffer.next,\n append: buffer.length ? buffer[buffer.length - 1].item : void 0,\n count: bufferSize\n }, success);\n };\n\n var fetchPrevious = datasource.get.length !== 2 ? function (success) {\n return datasource.get(buffer.first - bufferSize, bufferSize, success);\n } : function (success) {\n datasource.get({\n index: buffer.first - bufferSize,\n prepend: buffer.length ? buffer[0].item : void 0,\n count: bufferSize\n }, success);\n };\n\n /**\n * Build padding elements\n *\n * Calling linker is the only way I found to get access to the tag name of the template\n * to prevent the directive scope from pollution a new scope is created and destroyed\n * right after the builder creation is completed\n */\n linker(function (clone, scope) {\n viewport.createPaddingElements(clone[0]);\n // we do not include the clone in the DOM. It means that the nested directives will not\n // be able to reach the parent directives, but in this case it is intentional because we\n // created the clone to access the template tag name\n scope.$destroy();\n clone.remove();\n });\n\n $scope.$on('$destroy', function () {\n unbindEvents();\n viewport.unbind('mousewheel', wheelHandler);\n });\n\n viewport.bind('mousewheel', wheelHandler);\n\n $timeout(function () {\n viewport.applyContainerStyle();\n reload();\n });\n\n /* Private function definitions */\n\n function isInvalid(rid) {\n return rid && rid !== ridActual || $scope.$$destroyed;\n }\n\n function bindEvents() {\n viewport.bind('resize', resizeAndScrollHandler);\n viewport.bind('scroll', resizeAndScrollHandler);\n }\n\n function unbindEvents() {\n viewport.unbind('resize', resizeAndScrollHandler);\n viewport.unbind('scroll', resizeAndScrollHandler);\n }\n\n function reload() {\n viewport.resetTopPadding();\n viewport.resetBottomPadding();\n if (arguments.length) {\n startIndex = arguments[0];\n }\n buffer.reset(startIndex);\n adjustBuffer();\n }\n\n function isElementVisible(wrapper) {\n return wrapper.element.height() && wrapper.element[0].offsetParent;\n }\n\n function visibilityWatcher(wrapper) {\n if (isElementVisible(wrapper)) {\n buffer.forEach(function (item) {\n if (angular.isFunction(item.unregisterVisibilityWatcher)) {\n item.unregisterVisibilityWatcher();\n delete item.unregisterVisibilityWatcher;\n }\n });\n if (!pending.length) {\n $timeout(function () {\n return adjustBuffer();\n });\n }\n }\n }\n\n function insertWrapperContent(wrapper, insertAfter) {\n createElement(wrapper, insertAfter, viewport.insertElement);\n if (!isElementVisible(wrapper)) {\n wrapper.unregisterVisibilityWatcher = wrapper.scope.$watch(function () {\n return visibilityWatcher(wrapper);\n });\n }\n wrapper.element.addClass('ng-hide'); // hide inserted elements before data binding\n }\n\n function createElement(wrapper, insertAfter, insertElement) {\n var promises = null;\n var sibling = insertAfter > 0 ? buffer[insertAfter - 1].element : undefined;\n linker(function (clone, scope) {\n promises = insertElement(clone, sibling);\n wrapper.element = clone;\n wrapper.scope = scope;\n scope[itemName] = wrapper.item;\n });\n // ui-scroll-grid apply\n if (adapter.transform) {\n var tdInitializer = wrapper.scope.uiScrollTdInitializer;\n if (tdInitializer && tdInitializer.linking) {\n adapter.transform(wrapper.scope, wrapper.element);\n } else {\n wrapper.scope.uiScrollTdInitializer = {\n onLink: function onLink() {\n return adapter.transform(wrapper.scope, wrapper.element);\n },\n scope: wrapper.scope\n };\n }\n }\n return promises;\n }\n\n function updateDOM() {\n var promises = [];\n var toBePrepended = [];\n var toBeRemoved = [];\n var inserted = [];\n\n buffer.forEach(function (wrapper, i) {\n switch (wrapper.op) {\n case 'prepend':\n toBePrepended.unshift(wrapper);\n break;\n case 'append':\n insertWrapperContent(wrapper, i);\n wrapper.op = 'none';\n inserted.push(wrapper);\n break;\n case 'insert':\n promises = promises.concat(createElement(wrapper, i, viewport.insertElementAnimated));\n wrapper.op = 'none';\n inserted.push(wrapper);\n break;\n case 'remove':\n toBeRemoved.push(wrapper);\n }\n });\n\n toBeRemoved.forEach(function (wrapper) {\n return promises = promises.concat(viewport.removeItem(wrapper));\n });\n\n if (toBePrepended.length) toBePrepended.forEach(function (wrapper) {\n insertWrapperContent(wrapper);\n wrapper.op = 'none';\n });\n\n buffer.forEach(function (item, i) {\n return item.scope.$index = buffer.first + i;\n });\n\n return {\n prepended: toBePrepended,\n removed: toBeRemoved,\n inserted: inserted,\n animated: promises\n };\n }\n\n function updatePaddings(rid, updates) {\n // schedule another adjustBuffer after animation completion\n if (updates.animated.length) {\n $q.all(updates.animated).then(function () {\n viewport.adjustPadding();\n adjustBuffer(rid);\n });\n } else {\n viewport.adjustPadding();\n }\n }\n\n function enqueueFetch(rid, updates) {\n if (viewport.shouldLoadBottom()) {\n if (!updates || buffer.effectiveHeight(updates.inserted) > 0) {\n // this means that at least one item appended in the last batch has height > 0\n if (pending.push(true) === 1) {\n fetch(rid);\n adapter.loading(true);\n }\n }\n } else if (viewport.shouldLoadTop()) {\n if (!updates || buffer.effectiveHeight(updates.prepended) > 0 || pending[0]) {\n // this means that at least one item appended in the last batch has height > 0\n // pending[0] = true means that previous fetch was appending. We need to force at least one prepend\n // BTW there will always be at least 1 element in the pending array because bottom is fetched first\n if (pending.push(false) === 1) {\n fetch(rid);\n adapter.loading(true);\n }\n }\n }\n }\n\n function adjustBuffer(rid) {\n if (!rid) {\n // dismiss pending requests\n pending = [];\n rid = ++ridActual;\n }\n\n var updates = updateDOM();\n\n // We need the item bindings to be processed before we can do adjustment\n $scope.$apply(function () {\n return $timeout(function () {\n\n // show elements after data binging has been done\n updates.inserted.forEach(function (w) {\n return w.element.removeClass('ng-hide');\n });\n updates.prepended.forEach(function (w) {\n return w.element.removeClass('ng-hide');\n });\n\n if (isInvalid(rid)) {\n return;\n }\n\n updatePaddings(rid, updates);\n enqueueFetch(rid);\n\n if (!pending.length) {\n adapter.calculateProperties();\n }\n });\n });\n }\n\n function adjustBufferAfterFetch(rid) {\n var updates = updateDOM();\n\n // We need the item bindings to be processed before we can do adjustment\n $scope.$apply(function () {\n return $timeout(function () {\n // show elements after data binging has been done\n updates.inserted.forEach(function (w) {\n return w.element.removeClass('ng-hide');\n });\n updates.prepended.forEach(function (w) {\n return w.element.removeClass('ng-hide');\n });\n\n viewport.adjustScrollTopAfterPrepend(updates);\n\n if (isInvalid(rid)) {\n return;\n }\n\n updatePaddings(rid, updates);\n enqueueFetch(rid, updates);\n pending.shift();\n\n if (pending.length) fetch(rid);else {\n adapter.loading(false);\n bindEvents();\n adapter.calculateProperties();\n }\n });\n });\n }\n\n function fetch(rid) {\n if (pending[0]) {\n // scrolling down\n if (buffer.length && !viewport.shouldLoadBottom()) {\n adjustBufferAfterFetch(rid);\n } else {\n fetchNext(function (result) {\n if (isInvalid(rid)) {\n return;\n }\n\n if (result.length < bufferSize) {\n buffer.eof = true;\n }\n\n if (result.length > 0) {\n viewport.clipTop();\n buffer.append(result);\n }\n\n adjustBufferAfterFetch(rid);\n });\n }\n } else {\n // scrolling up\n if (buffer.length && !viewport.shouldLoadTop()) {\n adjustBufferAfterFetch(rid);\n } else {\n fetchPrevious(function (result) {\n if (isInvalid(rid)) {\n return;\n }\n\n if (result.length < bufferSize) {\n buffer.bof = true;\n // log 'bof is reached'\n }\n\n if (result.length > 0) {\n if (buffer.length) {\n viewport.clipBottom();\n }\n buffer.prepend(result);\n }\n\n adjustBufferAfterFetch(rid);\n });\n }\n }\n }\n\n function resizeAndScrollHandler() {\n if (!$rootScope.$$phase && !adapter.isLoading && !adapter.disabled) {\n\n enqueueFetch(ridActual);\n\n if (pending.length) {\n unbindEvents();\n } else {\n adapter.calculateProperties();\n $scope.$apply();\n }\n }\n }\n\n function wheelHandler(event) {\n if (!adapter.disabled) {\n var scrollTop = viewport[0].scrollTop;\n var yMax = viewport[0].scrollHeight - viewport[0].clientHeight;\n\n if (scrollTop === 0 && !buffer.bof || scrollTop === yMax && !buffer.eof) {\n event.preventDefault();\n }\n }\n }\n }\n}]);\n\n/***/ })\n/******/ ]);\n\n\n// WEBPACK FOOTER //\n// ui-scroll.min.js"," \t// The module cache\n \tvar installedModules = {};\n\n \t// The require function\n \tfunction __webpack_require__(moduleId) {\n\n \t\t// Check if module is in cache\n \t\tif(installedModules[moduleId]) {\n \t\t\treturn installedModules[moduleId].exports;\n \t\t}\n \t\t// Create a new module (and put it into the cache)\n \t\tvar module = installedModules[moduleId] = {\n \t\t\ti: moduleId,\n \t\t\tl: false,\n \t\t\texports: {}\n \t\t};\n\n \t\t// Execute the module function\n \t\tmodules[moduleId].call(module.exports, module, module.exports, __webpack_require__);\n\n \t\t// Flag the module as loaded\n \t\tmodule.l = true;\n\n \t\t// Return the exports of the module\n \t\treturn module.exports;\n \t}\n\n\n \t// expose the modules object (__webpack_modules__)\n \t__webpack_require__.m = modules;\n\n \t// expose the module cache\n \t__webpack_require__.c = installedModules;\n\n \t// identity function for calling harmony imports with the correct context\n \t__webpack_require__.i = function(value) { return value; };\n\n \t// define getter function for harmony exports\n \t__webpack_require__.d = function(exports, name, getter) {\n \t\tif(!__webpack_require__.o(exports, name)) {\n \t\t\tObject.defineProperty(exports, name, {\n \t\t\t\tconfigurable: false,\n \t\t\t\tenumerable: true,\n \t\t\t\tget: getter\n \t\t\t});\n \t\t}\n \t};\n\n \t// getDefaultExport function for compatibility with non-harmony modules\n \t__webpack_require__.n = function(module) {\n \t\tvar getter = module && module.__esModule ?\n \t\t\tfunction getDefault() { return module['default']; } :\n \t\t\tfunction getModuleExports() { return module; };\n \t\t__webpack_require__.d(getter, 'a', getter);\n \t\treturn getter;\n \t};\n\n \t// Object.prototype.hasOwnProperty.call\n \t__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"\";\n\n \t// Load entry module and return exports\n \treturn __webpack_require__(__webpack_require__.s = 7);\n\n\n\n// WEBPACK FOOTER //\n// webpack/bootstrap 8eaadf5435bcaf5f09bb","function getCtrlOnData(attr, element) {\r\n let onSyntax = attr.match(/^(.+)(\\s+on\\s+)(.+)?/);\r\n if (onSyntax && onSyntax.length === 4) {\r\n window.console.log('Angular ui-scroll adapter assignment warning. \"Controller On\" syntax has been deprecated since ui-scroll v1.6.1.');\r\n let ctrl = onSyntax[3];\r\n let tail = onSyntax[1];\r\n let candidate = element;\r\n while (candidate.length) {\r\n let candidateScope = candidate.scope(); // doesn't work when debugInfoEnabled flag = true\r\n let candidateName = (candidate.attr('ng-controller') || '').match(/(\\w(?:\\w|\\d)*)(?:\\s+as\\s+(\\w(?:\\w|\\d)*))?/);\r\n if (candidateName && candidateName[1] === ctrl) {\r\n return {\r\n target: candidateScope,\r\n source: tail\r\n };\r\n }\r\n candidate = candidate.parent();\r\n }\r\n throw new Error('Angular ui-scroll adapter assignment error. Failed to locate target controller \"' + ctrl + '\" to inject \"' + tail + '\"');\r\n }\r\n}\r\n\r\nclass Adapter {\r\n\r\n constructor(viewport, buffer, adjustBuffer, reload, $attr, $parse, element, $scope) {\r\n this.viewport = viewport;\r\n this.buffer = buffer;\r\n this.adjustBuffer = adjustBuffer;\r\n this.reload = reload;\r\n\r\n this.isLoading = false;\r\n this.disabled = false;\r\n\r\n const viewportScope = viewport.getScope();\r\n this.startScope = viewportScope.$parent ? viewportScope : $scope;\r\n\r\n this.publicContext = {};\r\n this.assignAdapter($attr.adapter, $parse, element);\r\n this.generatePublicContext($attr, $parse);\r\n }\r\n\r\n assignAdapter(adapterAttr, $parse, element) {\r\n if (!adapterAttr || !(adapterAttr = adapterAttr.replace(/^\\s+|\\s+$/gm, ''))) {\r\n return;\r\n }\r\n let ctrlOnData = getCtrlOnData(adapterAttr, element);\r\n let adapterOnScope;\r\n\r\n try {\r\n if (ctrlOnData) { // \"Controller On\", deprecated since v1.6.1\r\n $parse(ctrlOnData.source).assign(ctrlOnData.target, {});\r\n adapterOnScope = $parse(ctrlOnData.source)(ctrlOnData.target);\r\n }\r\n else {\r\n $parse(adapterAttr).assign(this.startScope, {});\r\n adapterOnScope = $parse(adapterAttr)(this.startScope);\r\n }\r\n }\r\n catch (error) {\r\n error.message = `Angular ui-scroll Adapter assignment exception.\\n` +\r\n `Can't parse \"${adapterAttr}\" expression.\\n` +\r\n error.message;\r\n throw error;\r\n }\r\n\r\n angular.extend(adapterOnScope, this.publicContext);\r\n this.publicContext = adapterOnScope;\r\n }\r\n\r\n generatePublicContext($attr, $parse) {\r\n // these methods will be accessible out of ui-scroll via user defined adapter\r\n const publicMethods = ['reload', 'applyUpdates', 'append', 'prepend', 'isBOF', 'isEOF', 'isEmpty'];\r\n for (let i = publicMethods.length - 1; i >= 0; i--) {\r\n this.publicContext[publicMethods[i]] = this[publicMethods[i]].bind(this);\r\n }\r\n\r\n // these read-only props will be accessible out of ui-scroll via user defined adapter\r\n const publicProps = ['isLoading', 'topVisible', 'topVisibleElement', 'topVisibleScope', 'bottomVisible', 'bottomVisibleElement', 'bottomVisibleScope'];\r\n for (let i = publicProps.length - 1; i >= 0; i--) {\r\n let property, attr = $attr[publicProps[i]];\r\n Object.defineProperty(this, publicProps[i], {\r\n get: () => property,\r\n set: (value) => {\r\n property = value;\r\n this.publicContext[publicProps[i]] = value;\r\n if (attr) {\r\n $parse(attr).assign(this.startScope, value);\r\n }\r\n }\r\n });\r\n }\r\n\r\n // non-read-only public property\r\n Object.defineProperty(this.publicContext, 'disabled', {\r\n get: () => this.disabled,\r\n set: (value) => (!(this.disabled = value)) ? this.adjustBuffer() : null\r\n });\r\n }\r\n\r\n loading(value) {\r\n this['isLoading'] = value;\r\n }\r\n\r\n isBOF() {\r\n return this.buffer.bof;\r\n }\r\n\r\n isEOF() {\r\n return this.buffer.eof;\r\n }\r\n\r\n isEmpty() {\r\n return !this.buffer.length;\r\n }\r\n\r\n applyUpdates(arg1, arg2) {\r\n if (angular.isFunction(arg1)) {\r\n // arg1 is the updater function, arg2 is ignored\r\n this.buffer.slice(0).forEach((wrapper) => {\r\n // we need to do it on the buffer clone, because buffer content\r\n // may change as we iterate through\r\n this.applyUpdate(wrapper, arg1(wrapper.item, wrapper.scope, wrapper.element));\r\n });\r\n } else {\r\n // arg1 is item index, arg2 is the newItems array\r\n if (arg1 % 1 !== 0) {// checking if it is an integer\r\n throw new Error('applyUpdates - ' + arg1 + ' is not a valid index');\r\n }\r\n\r\n const index = arg1 - this.buffer.first;\r\n if ((index >= 0 && index < this.buffer.length)) {\r\n this.applyUpdate(this.buffer[index], arg2);\r\n }\r\n }\r\n\r\n this.adjustBuffer();\r\n }\r\n\r\n append(newItems) {\r\n this.buffer.append(newItems);\r\n this.adjustBuffer();\r\n }\r\n\r\n prepend(newItems) {\r\n this.buffer.prepend(newItems);\r\n this.adjustBuffer();\r\n }\r\n\r\n calculateProperties() {\r\n let rowTop = null, topHeight = 0;\r\n let topDone = false, bottomDone = false;\r\n const length = this.buffer.length;\r\n\r\n for (let i = 0; i < length; i++) {\r\n const item = this.buffer[i];\r\n const itemTop = item.element.offset().top;\r\n\r\n if (rowTop !== itemTop) { // a new row condition\r\n const itemHeight = item.element.outerHeight(true);\r\n const top = this.viewport.topDataPos() + topHeight + itemHeight;\r\n\r\n if (!topDone && top > this.viewport.topVisiblePos()) {\r\n topDone = true;\r\n this['topVisible'] = item.item;\r\n this['topVisibleElement'] = item.element;\r\n this['topVisibleScope'] = item.scope;\r\n }\r\n\r\n if (!bottomDone && (top >= this.viewport.bottomVisiblePos() || (i === length - 1 && this.isEOF()))) {\r\n bottomDone = true;\r\n this['bottomVisible'] = item.item;\r\n this['bottomVisibleElement'] = item.element;\r\n this['bottomVisibleScope'] = item.scope;\r\n }\r\n topHeight += itemHeight;\r\n }\r\n\r\n rowTop = itemTop;\r\n\r\n if (topDone && bottomDone) {\r\n break;\r\n }\r\n }\r\n }\r\n\r\n applyUpdate(wrapper, newItems) {\r\n if (!angular.isArray(newItems)) {\r\n return;\r\n }\r\n\r\n let keepIt;\r\n let pos = (this.buffer.indexOf(wrapper)) + 1;\r\n\r\n newItems.reverse().forEach((newItem) => {\r\n if (newItem === wrapper.item) {\r\n keepIt = true;\r\n pos--;\r\n } else {\r\n this.buffer.insert(pos, newItem);\r\n }\r\n });\r\n\r\n if (!keepIt) {\r\n wrapper.op = 'remove';\r\n }\r\n }\r\n\r\n}\r\n\r\nexport default Adapter;\n\n\n// WEBPACK FOOTER //\n// ./src/modules/adapter.js","export default function ScrollBuffer(elementRoutines, bufferSize) {\r\n const buffer = Object.create(Array.prototype);\r\n\r\n angular.extend(buffer, {\r\n size: bufferSize,\r\n\r\n reset(startIndex) {\r\n buffer.remove(0, buffer.length);\r\n buffer.eof = false;\r\n buffer.bof = false;\r\n buffer.first = startIndex;\r\n buffer.next = startIndex;\r\n buffer.minIndex = startIndex;\r\n buffer.maxIndex = startIndex;\r\n buffer.minIndexUser = null;\r\n buffer.maxIndexUser = null;\r\n },\r\n\r\n append(items) {\r\n items.forEach((item) => {\r\n ++buffer.next;\r\n buffer.insert('append', item);\r\n });\r\n buffer.maxIndex = buffer.eof ? buffer.next - 1 : Math.max(buffer.next - 1, buffer.maxIndex);\r\n },\r\n\r\n prepend(items) {\r\n items.reverse().forEach((item) => {\r\n --buffer.first;\r\n buffer.insert('prepend', item);\r\n });\r\n buffer.minIndex = buffer.bof ? buffer.minIndex = buffer.first : Math.min(buffer.first, buffer.minIndex);\r\n },\r\n\r\n /**\r\n * inserts wrapped element in the buffer\r\n * the first argument is either operation keyword (see below) or a number for operation 'insert'\r\n * for insert the number is the index for the buffer element the new one have to be inserted after\r\n * operations: 'append', 'prepend', 'insert', 'remove', 'update', 'none'\r\n */\r\n insert(operation, item) {\r\n const wrapper = {\r\n item: item\r\n };\r\n\r\n if (operation % 1 === 0) {// it is an insert\r\n wrapper.op = 'insert';\r\n buffer.splice(operation, 0, wrapper);\r\n } else {\r\n wrapper.op = operation;\r\n switch (operation) {\r\n case 'append':\r\n buffer.push(wrapper);\r\n break;\r\n case 'prepend':\r\n buffer.unshift(wrapper);\r\n break;\r\n }\r\n }\r\n },\r\n\r\n // removes elements from buffer\r\n remove(arg1, arg2) {\r\n if (angular.isNumber(arg1)) {\r\n // removes items from arg1 (including) through arg2 (excluding)\r\n for (let i = arg1; i < arg2; i++) {\r\n elementRoutines.removeElement(buffer[i]);\r\n }\r\n\r\n return buffer.splice(arg1, arg2 - arg1);\r\n }\r\n // removes single item(wrapper) from the buffer\r\n buffer.splice(buffer.indexOf(arg1), 1);\r\n\r\n return elementRoutines.removeElementAnimated(arg1);\r\n },\r\n\r\n effectiveHeight(elements) {\r\n if (!elements.length) {\r\n return 0;\r\n }\r\n let top = Number.MAX_VALUE;\r\n let bottom = Number.MIN_VALUE;\r\n elements.forEach((wrapper) => {\r\n if (wrapper.element[0].offsetParent) {\r\n // element style is not display:none\r\n top = Math.min(top, wrapper.element.offset().top);\r\n bottom = Math.max(bottom, wrapper.element.offset().top + wrapper.element.outerHeight(true));\r\n }\r\n });\r\n return Math.max(0, bottom - top);\r\n }\r\n\r\n });\r\n\r\n return buffer;\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/buffer.js","export default class ElementRoutines {\r\n\r\n constructor($injector, $q) {\r\n this.$animate = ($injector.has && $injector.has('$animate')) ? $injector.get('$animate') : null;\r\n this.isAngularVersionLessThen1_3 = angular.version.major === 1 && angular.version.minor < 3;\r\n this.$q = $q;\r\n }\r\n\r\n insertElement(newElement, previousElement) {\r\n previousElement.after(newElement);\r\n return [];\r\n }\r\n\r\n removeElement(wrapper) {\r\n wrapper.element.remove();\r\n wrapper.scope.$destroy();\r\n return [];\r\n }\r\n\r\n insertElementAnimated(newElement, previousElement) {\r\n if (!this.$animate) {\r\n return this.insertElement(newElement, previousElement);\r\n }\r\n\r\n if (this.isAngularVersionLessThen1_3) {\r\n const deferred = this.$q.defer();\r\n // no need for parent - previous element is never null\r\n this.$animate.enter(newElement, null, previousElement, () => deferred.resolve());\r\n\r\n return [deferred.promise];\r\n }\r\n\r\n // no need for parent - previous element is never null\r\n return [this.$animate.enter(newElement, null, previousElement)];\r\n }\r\n\r\n removeElementAnimated(wrapper) {\r\n if (!this.$animate) {\r\n return this.removeElement(wrapper);\r\n }\r\n\r\n if (this.isAngularVersionLessThen1_3) {\r\n const deferred = this.$q.defer();\r\n this.$animate.leave(wrapper.element, () => {\r\n wrapper.scope.$destroy();\r\n return deferred.resolve();\r\n });\r\n\r\n return [deferred.promise];\r\n }\r\n\r\n return [(this.$animate.leave(wrapper.element)).then(() => wrapper.scope.$destroy())];\r\n }\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/modules/elementRoutines.js","/*!\r\n globals: angular, window\r\n List of used element methods available in JQuery but not in JQuery Lite\r\n element.before(elem)\r\n element.height()\r\n element.outerHeight(true)\r\n element.height(value) = only for Top/Bottom padding elements\r\n element.scrollTop()\r\n element.scrollTop(value)\r\n */\r\n\r\nexport default class JQLiteExtras {\r\n\r\n registerFor(element) {\r\n let convertToPx, css, getStyle, isWindow;\r\n // angular implementation blows up if elem is the window\r\n css = angular.element.prototype.css;\r\n\r\n element.prototype.css = function (name, value) {\r\n let self = this;\r\n let elem = self[0];\r\n if (!(!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style)) {\r\n return css.call(self, name, value);\r\n }\r\n };\r\n\r\n // as defined in angularjs v1.0.5\r\n isWindow = (obj) => obj && obj.document && obj.location && obj.alert && obj.setInterval;\r\n\r\n function scrollTo(self, direction, value) {\r\n let elem = self[0];\r\n let [method, prop, preserve] = {\r\n top: [\r\n 'scrollTop',\r\n 'pageYOffset',\r\n 'scrollLeft'\r\n ],\r\n left: [\r\n 'scrollLeft',\r\n 'pageXOffset',\r\n 'scrollTop'\r\n ]\r\n }[direction];\r\n\r\n if (isWindow(elem)) {\r\n if (angular.isDefined(value)) {\r\n return elem.scrollTo(self[preserve].call(self), value);\r\n }\r\n return (prop in elem) ? elem[prop] : elem.document.documentElement[method];\r\n } else {\r\n if (angular.isDefined(value)) {\r\n elem[method] = value;\r\n }\r\n return elem[method];\r\n }\r\n }\r\n\r\n if (window.getComputedStyle) {\r\n getStyle = (elem) => window.getComputedStyle(elem, null);\r\n convertToPx = (elem, value) => parseFloat(value);\r\n } else {\r\n getStyle = (elem) => elem.currentStyle;\r\n convertToPx = (elem, value) => {\r\n let left, result, rs, rsLeft, style;\r\n let core_pnum = /[+-]?(?:\\d*\\.|)\\d+(?:[eE][+-]?\\d+|)/.source;\r\n let rnumnonpx = new RegExp('^(' + core_pnum + ')(?!px)[a-z%]+$', 'i');\r\n\r\n if (!rnumnonpx.test(value)) {\r\n return parseFloat(value);\r\n }\r\n\r\n // ported from JQuery\r\n style = elem.style;\r\n left = style.left;\r\n rs = elem.runtimeStyle;\r\n rsLeft = rs && rs.left;\r\n if (rs) {\r\n rs.left = style.left;\r\n }\r\n // put in the new values to get a computed style out\r\n style.left = value;\r\n result = style.pixelLeft;\r\n style.left = left;\r\n if (rsLeft) {\r\n rs.left = rsLeft;\r\n }\r\n return result;\r\n };\r\n }\r\n\r\n function getMeasurements(elem, measure) {\r\n let base, borderA, borderB, computedMarginA, computedMarginB, computedStyle, dirA, dirB, marginA, marginB, paddingA, paddingB;\r\n\r\n if (isWindow(elem)) {\r\n base = document.documentElement[{height: 'clientHeight', width: 'clientWidth'}[measure]];\r\n\r\n return {\r\n base: base,\r\n padding: 0,\r\n border: 0,\r\n margin: 0\r\n };\r\n }\r\n\r\n // Start with offset property\r\n [\r\n base,\r\n dirA,\r\n dirB\r\n ] = {\r\n width: [\r\n elem.offsetWidth,\r\n 'Left',\r\n 'Right'\r\n ],\r\n height: [\r\n elem.offsetHeight,\r\n 'Top',\r\n 'Bottom'\r\n ]\r\n }[measure];\r\n\r\n computedStyle = getStyle(elem);\r\n paddingA = convertToPx(elem, computedStyle['padding' + dirA]) || 0;\r\n paddingB = convertToPx(elem, computedStyle['padding' + dirB]) || 0;\r\n borderA = convertToPx(elem, computedStyle['border' + dirA + 'Width']) || 0;\r\n borderB = convertToPx(elem, computedStyle['border' + dirB + 'Width']) || 0;\r\n computedMarginA = computedStyle['margin' + dirA];\r\n computedMarginB = computedStyle['margin' + dirB];\r\n\r\n // I do not care for width for now, so this hack is irrelevant\r\n // if ( !supportsPercentMargin )\r\n // computedMarginA = hackPercentMargin( elem, computedStyle, computedMarginA )\r\n // computedMarginB = hackPercentMargin( elem, computedStyle, computedMarginB )\r\n marginA = convertToPx(elem, computedMarginA) || 0;\r\n marginB = convertToPx(elem, computedMarginB) || 0;\r\n\r\n return {\r\n base: base,\r\n padding: paddingA + paddingB,\r\n border: borderA + borderB,\r\n margin: marginA + marginB\r\n };\r\n }\r\n\r\n function getWidthHeight(elem, direction, measure) {\r\n let computedStyle, result;\r\n\r\n let measurements = getMeasurements(elem, direction);\r\n\r\n if (measurements.base > 0) {\r\n return {\r\n base: measurements.base - measurements.padding - measurements.border,\r\n outer: measurements.base,\r\n outerfull: measurements.base + measurements.margin\r\n }[measure];\r\n }\r\n\r\n // Fall back to computed then uncomputed css if necessary\r\n computedStyle = getStyle(elem);\r\n result = computedStyle[direction];\r\n\r\n if (result < 0 || result === null) {\r\n result = elem.style[direction] || 0;\r\n }\r\n\r\n // Normalize \"\", auto, and prepare for extra\r\n result = parseFloat(result) || 0;\r\n\r\n return {\r\n base: result - measurements.padding - measurements.border,\r\n outer: result,\r\n outerfull: result + measurements.padding + measurements.border + measurements.margin\r\n }[measure];\r\n }\r\n\r\n // define missing methods\r\n return angular.forEach({\r\n before(newElem) {\r\n var children, elem, i, j, parent, ref, self;\r\n self = this;\r\n elem = self[0];\r\n parent = self.parent();\r\n children = parent.contents();\r\n if (children[0] === elem) {\r\n return parent.prepend(newElem);\r\n } else {\r\n for (i = j = 1, ref = children.length - 1; 1 <= ref ? j <= ref : j >= ref; i = 1 <= ref ? ++j : --j) {\r\n if (children[i] === elem) {\r\n angular.element(children[i - 1]).after(newElem);\r\n return;\r\n }\r\n }\r\n throw new Error('invalid DOM structure ' + elem.outerHTML);\r\n }\r\n },\r\n height (value){\r\n var self;\r\n self = this;\r\n if (angular.isDefined(value)) {\r\n if (angular.isNumber(value)) {\r\n value = value + 'px';\r\n }\r\n return css.call(self, 'height', value);\r\n } else {\r\n return getWidthHeight(this[0], 'height', 'base');\r\n }\r\n },\r\n outerHeight(option) {\r\n return getWidthHeight(this[0], 'height', option ? 'outerfull' : 'outer');\r\n },\r\n outerWidth(option) {\r\n return getWidthHeight(this[0], 'width', option ? 'outerfull' : 'outer');\r\n },\r\n\r\n /*\r\n The offset setter method is not implemented\r\n */\r\n offset(value) {\r\n let docElem, win;\r\n let self = this;\r\n let box = {\r\n top: 0,\r\n left: 0\r\n };\r\n let elem = self[0];\r\n let doc = elem && elem.ownerDocument;\r\n\r\n if (arguments.length) {\r\n if (value === undefined) {\r\n return self;\r\n }\r\n // TODO: implement setter\r\n throw new Error('offset setter method is not implemented');\r\n }\r\n\r\n if (!doc) {\r\n return;\r\n }\r\n\r\n docElem = doc.documentElement;\r\n\r\n // TODO: Make sure it's not a disconnected DOM node\r\n\r\n if (elem.getBoundingClientRect != null) {\r\n box = elem.getBoundingClientRect();\r\n }\r\n\r\n win = doc.defaultView || doc.parentWindow;\r\n\r\n return {\r\n top: box.top + (win.pageYOffset || docElem.scrollTop) - (docElem.clientTop || 0),\r\n left: box.left + (win.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || 0)\r\n };\r\n },\r\n scrollTop(value) {\r\n return scrollTo(this, 'top', value);\r\n },\r\n scrollLeft(value) {\r\n return scrollTo(this, 'left', value);\r\n }\r\n }, (value, key) => {\r\n if (!element.prototype[key]) {\r\n return element.prototype[key] = value;\r\n }\r\n });\r\n }\r\n\r\n}\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/modules/jqLiteExtras.js","import Padding from './padding';\r\n\r\nexport default function Viewport(elementRoutines, buffer, element, viewportController, $rootScope, padding) {\r\n let topPadding = null;\r\n let bottomPadding = null;\r\n const viewport = viewportController && viewportController.viewport ? viewportController.viewport : angular.element(window);\r\n const container = viewportController && viewportController.container ? viewportController.container : undefined;\r\n const scope = viewportController && viewportController.scope ? viewportController.scope : $rootScope;\r\n\r\n viewport.css({\r\n 'overflow-anchor': 'none',\r\n 'overflow-y': 'auto',\r\n 'display': 'block'\r\n });\r\n\r\n function bufferPadding() {\r\n return viewport.outerHeight() * padding; // some extra space to initiate preload\r\n }\r\n\r\n angular.extend(viewport, {\r\n getScope() {\r\n return scope;\r\n },\r\n\r\n createPaddingElements(template) {\r\n topPadding = new Padding(template);\r\n bottomPadding = new Padding(template);\r\n element.before(topPadding);\r\n element.after(bottomPadding);\r\n },\r\n\r\n applyContainerStyle() {\r\n if (container && container !== viewport) {\r\n viewport.css('height', window.getComputedStyle(container[0]).height);\r\n }\r\n },\r\n\r\n bottomDataPos() {\r\n let scrollHeight = viewport[0].scrollHeight;\r\n scrollHeight = scrollHeight != null ? scrollHeight : viewport[0].document.documentElement.scrollHeight;\r\n return scrollHeight - bottomPadding.height();\r\n },\r\n\r\n topDataPos() {\r\n return topPadding.height();\r\n },\r\n\r\n bottomVisiblePos() {\r\n return viewport.scrollTop() + viewport.outerHeight();\r\n },\r\n\r\n topVisiblePos() {\r\n return viewport.scrollTop();\r\n },\r\n\r\n insertElement(e, sibling) {\r\n return elementRoutines.insertElement(e, sibling || topPadding);\r\n },\r\n\r\n insertElementAnimated(e, sibling) {\r\n return elementRoutines.insertElementAnimated(e, sibling || topPadding);\r\n },\r\n\r\n shouldLoadBottom() {\r\n return !buffer.eof && viewport.bottomDataPos() < viewport.bottomVisiblePos() + bufferPadding();\r\n },\r\n\r\n clipBottom() {\r\n // clip the invisible items off the bottom\r\n let overage = 0;\r\n let overageHeight = 0;\r\n let itemHeight = 0;\r\n let emptySpaceHeight = viewport.bottomDataPos() - viewport.bottomVisiblePos() - bufferPadding();\r\n\r\n for (let i = buffer.length - 1; i >= 0; i--) {\r\n itemHeight = buffer[i].element.outerHeight(true);\r\n if (overageHeight + itemHeight > emptySpaceHeight) {\r\n break;\r\n }\r\n bottomPadding.cache.add(buffer[i]);\r\n overageHeight += itemHeight;\r\n overage++;\r\n }\r\n\r\n if (overage > 0) {\r\n buffer.eof = false;\r\n buffer.remove(buffer.length - overage, buffer.length);\r\n buffer.next -= overage;\r\n viewport.adjustPadding();\r\n }\r\n },\r\n\r\n shouldLoadTop() {\r\n return !buffer.bof && (viewport.topDataPos() > viewport.topVisiblePos() - bufferPadding());\r\n },\r\n\r\n clipTop() {\r\n // clip the invisible items off the top\r\n let overage = 0;\r\n let overageHeight = 0;\r\n let itemHeight = 0;\r\n let emptySpaceHeight = viewport.topVisiblePos() - viewport.topDataPos() - bufferPadding();\r\n\r\n for (let i = 0; i < buffer.length; i++) {\r\n itemHeight = buffer[i].element.outerHeight(true);\r\n if (overageHeight + itemHeight > emptySpaceHeight) {\r\n break;\r\n }\r\n topPadding.cache.add(buffer[i]);\r\n overageHeight += itemHeight;\r\n overage++;\r\n }\r\n\r\n if (overage > 0) {\r\n // we need to adjust top padding element before items are removed from top\r\n // to avoid strange behaviour of scroll bar during remove top items when we are at the very bottom\r\n topPadding.height(topPadding.height() + overageHeight);\r\n buffer.bof = false;\r\n buffer.remove(0, overage);\r\n buffer.first += overage;\r\n }\r\n },\r\n\r\n adjustPadding() {\r\n if (!buffer.length) {\r\n return;\r\n }\r\n\r\n // precise heights calculation, items that were in buffer once\r\n let topPaddingHeight = topPadding.cache.reduce((summ, item) => summ + (item.index < buffer.first ? item.height : 0), 0);\r\n let bottomPaddingHeight = bottomPadding.cache.reduce((summ, item) => summ + (item.index >= buffer.next ? item.height : 0), 0);\r\n\r\n // average item height based on buffer data\r\n let visibleItemsHeight = buffer.reduce((summ, item) => summ + item.element.outerHeight(true), 0);\r\n let averageItemHeight = (visibleItemsHeight + topPaddingHeight + bottomPaddingHeight) / (buffer.maxIndex - buffer.minIndex + 1);\r\n\r\n // average heights calculation, items that have never been reached\r\n let adjustTopPadding = buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser;\r\n let adjustBottomPadding = buffer.maxIndexUser !== null && buffer.maxIndex < buffer.maxIndexUser;\r\n let topPaddingHeightAdd = adjustTopPadding ? (buffer.minIndex - buffer.minIndexUser) * averageItemHeight : 0;\r\n let bottomPaddingHeightAdd = adjustBottomPadding ? (buffer.maxIndexUser - buffer.maxIndex) * averageItemHeight : 0;\r\n\r\n // paddings combine adjustment\r\n topPadding.height(topPaddingHeight + topPaddingHeightAdd);\r\n bottomPadding.height(bottomPaddingHeight + bottomPaddingHeightAdd);\r\n },\r\n\r\n adjustScrollTopAfterMinIndexSet(topPaddingHeightOld) {\r\n // additional scrollTop adjustment in case of datasource.minIndex external set\r\n if (buffer.minIndexUser !== null && buffer.minIndex > buffer.minIndexUser) {\r\n let diff = topPadding.height() - topPaddingHeightOld;\r\n viewport.scrollTop(viewport.scrollTop() + diff);\r\n }\r\n },\r\n\r\n adjustScrollTopAfterPrepend(updates) {\r\n if (!updates.prepended.length)\r\n return;\r\n const height = buffer.effectiveHeight(updates.prepended);\r\n const paddingHeight = topPadding.height() - height;\r\n if (paddingHeight >= 0) {\r\n topPadding.height(paddingHeight);\r\n }\r\n else {\r\n topPadding.height(0);\r\n viewport.scrollTop(viewport.scrollTop() - paddingHeight);\r\n }\r\n },\r\n\r\n resetTopPadding() {\r\n topPadding.height(0);\r\n topPadding.cache.clear();\r\n },\r\n\r\n resetBottomPadding() {\r\n bottomPadding.height(0);\r\n bottomPadding.cache.clear();\r\n },\r\n\r\n removeItem(item) {\r\n topPadding.cache.remove(item);\r\n bottomPadding.cache.remove(item);\r\n return buffer.remove(item);\r\n }\r\n });\r\n\r\n return viewport;\r\n}\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/modules/viewport.js","function Cache() {\r\n const cache = Object.create(Array.prototype);\r\n\r\n angular.extend(cache, {\r\n add(item) {\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index === item.scope.$index) {\r\n cache[i].height = item.element.outerHeight();\r\n return;\r\n }\r\n }\r\n cache.push({\r\n index: item.scope.$index,\r\n height: item.element.outerHeight()\r\n });\r\n cache.sort((a, b) => ((a.index < b.index) ? -1 : ((a.index > b.index) ? 1 : 0)));\r\n },\r\n\r\n remove(item) {\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index === item.scope.$index) {\r\n cache.splice(i, 1);\r\n break;\r\n }\r\n }\r\n for (let i = cache.length - 1; i >= 0; i--) {\r\n if (cache[i].index > item.scope.$index) {\r\n cache[i].index--;\r\n }\r\n }\r\n },\r\n\r\n clear() {\r\n cache.length = 0;\r\n }\r\n });\r\n\r\n return cache;\r\n}\r\n\r\nexport default function Padding(template) {\r\n let result;\r\n\r\n switch (template.tagName.toLowerCase()) {\r\n case 'dl':\r\n throw new Error(`ui-scroll directive does not support <${template.tagName}> as a repeating tag: ${template.outerHTML}`);\r\n case 'tr':\r\n let table = angular.element('

');\r\n result = table.find('tr');\r\n break;\r\n case 'li':\r\n result = angular.element('

');\r\n break;\r\n default:\r\n result = angular.element('

Grid scopes wrapping

Different Item Heights

Different Item Heights (Interpolation)