{ "version": 3, "sources": ["../../../node_modules/@rails/actioncable/src/adapters.js", "../../../node_modules/@rails/actioncable/src/logger.js", "../../../node_modules/@rails/actioncable/src/connection_monitor.js", "../../../node_modules/@rails/actioncable/src/internal.js", "../../../node_modules/@rails/actioncable/src/connection.js", "../../../node_modules/@rails/actioncable/src/subscription.js", "../../../node_modules/@rails/actioncable/src/subscription_guarantor.js", "../../../node_modules/@rails/actioncable/src/subscriptions.js", "../../../node_modules/@rails/actioncable/src/consumer.js", "../../../node_modules/@rails/actioncable/src/index.js", "../../../node_modules/@popperjs/core/lib/enums.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getNodeName.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getWindow.js", "../../../node_modules/@popperjs/core/lib/dom-utils/instanceOf.js", "../../../node_modules/@popperjs/core/lib/modifiers/applyStyles.js", "../../../node_modules/@popperjs/core/lib/utils/getBasePlacement.js", "../../../node_modules/@popperjs/core/lib/utils/math.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getBoundingClientRect.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getLayoutRect.js", "../../../node_modules/@popperjs/core/lib/dom-utils/contains.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getComputedStyle.js", "../../../node_modules/@popperjs/core/lib/dom-utils/isTableElement.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getDocumentElement.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getParentNode.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getOffsetParent.js", "../../../node_modules/@popperjs/core/lib/utils/getMainAxisFromPlacement.js", "../../../node_modules/@popperjs/core/lib/utils/within.js", "../../../node_modules/@popperjs/core/lib/utils/getFreshSideObject.js", "../../../node_modules/@popperjs/core/lib/utils/mergePaddingObject.js", "../../../node_modules/@popperjs/core/lib/utils/expandToHashMap.js", "../../../node_modules/@popperjs/core/lib/modifiers/arrow.js", "../../../node_modules/@popperjs/core/lib/utils/getVariation.js", "../../../node_modules/@popperjs/core/lib/modifiers/computeStyles.js", "../../../node_modules/@popperjs/core/lib/modifiers/eventListeners.js", "../../../node_modules/@popperjs/core/lib/utils/getOppositePlacement.js", "../../../node_modules/@popperjs/core/lib/utils/getOppositeVariationPlacement.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getWindowScroll.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getWindowScrollBarX.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getViewportRect.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getDocumentRect.js", "../../../node_modules/@popperjs/core/lib/dom-utils/isScrollParent.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getScrollParent.js", "../../../node_modules/@popperjs/core/lib/dom-utils/listScrollParents.js", "../../../node_modules/@popperjs/core/lib/utils/rectToClientRect.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getClippingRect.js", "../../../node_modules/@popperjs/core/lib/utils/computeOffsets.js", "../../../node_modules/@popperjs/core/lib/utils/detectOverflow.js", "../../../node_modules/@popperjs/core/lib/utils/computeAutoPlacement.js", "../../../node_modules/@popperjs/core/lib/modifiers/flip.js", "../../../node_modules/@popperjs/core/lib/modifiers/hide.js", "../../../node_modules/@popperjs/core/lib/modifiers/offset.js", "../../../node_modules/@popperjs/core/lib/modifiers/popperOffsets.js", "../../../node_modules/@popperjs/core/lib/utils/getAltAxis.js", "../../../node_modules/@popperjs/core/lib/modifiers/preventOverflow.js", "../../../node_modules/@popperjs/core/lib/modifiers/index.js", "../../../node_modules/@popperjs/core/lib/dom-utils/getHTMLElementScroll.js", 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"../../../node_modules/leaflet/src/map/handler/Map.DoubleClickZoom.js", "../../../node_modules/leaflet/src/map/handler/Map.Drag.js", "../../../node_modules/leaflet/src/map/handler/Map.Keyboard.js", "../../../node_modules/leaflet/src/map/handler/Map.ScrollWheelZoom.js", "../../../node_modules/leaflet/src/map/handler/Map.TapHold.js", "../../../node_modules/leaflet/src/map/handler/Map.TouchZoom.js", "../../../node_modules/leaflet/src/map/index.js", "../../../node_modules/pdfobject/pdfobject.js", "../../../node_modules/@hotwired/turbo/dist/turbo.es2017-esm.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/cable.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/snakeize.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/cable_stream_source_element.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/fetch_requests.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/index.js", "../../../node_modules/@hotwired/stimulus/dist/stimulus.js", "../../javascript/controllers/application.js", "../../../node_modules/choices.js/public/assets/scripts/choices.mjs", "../../javascript/controllers/choices_controller.js", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/errors.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/namespace.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/default-format-localization.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/datetime.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/service-locator.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/calendar-modes.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/optionsStore.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/validation.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/event-emitter.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/default-options.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/typeChecker.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/optionProcessor.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/optionConverter.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/dates.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/utilities/action-types.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/calendar/date-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/calendar/month-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/calendar/year-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/calendar/decade-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/time/time-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/time/hour-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/time/minute-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/time/second-display.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/collapse.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/display/index.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/actions.ts", "../../../node_modules/@eonasdan/tempus-dominus/src/js/tempus-dominus.ts", "../../javascript/libs/tempus-dominus.js", "../../javascript/controllers/datepicker_controller.js", "../../javascript/controllers/datepicker_range_controller.js", "../../javascript/controllers/form_submit_controller.js", "../../javascript/controllers/hello_controller.js", "../../javascript/controllers/map_controller.js", "../../../node_modules/bootstrap/js/src/dom/data.js", "../../../node_modules/bootstrap/js/src/util/index.js", "../../../node_modules/bootstrap/js/src/dom/event-handler.js", "../../../node_modules/bootstrap/js/src/dom/manipulator.js", "../../../node_modules/bootstrap/js/src/util/config.js", "../../../node_modules/bootstrap/js/src/base-component.js", "../../../node_modules/bootstrap/js/src/dom/selector-engine.js", "../../../node_modules/bootstrap/js/src/util/component-functions.js", "../../../node_modules/bootstrap/js/src/alert.js", "../../../node_modules/bootstrap/js/src/button.js", "../../../node_modules/bootstrap/js/src/util/swipe.js", "../../../node_modules/bootstrap/js/src/carousel.js", "../../../node_modules/bootstrap/js/src/collapse.js", "../../../node_modules/bootstrap/js/src/dropdown.js", "../../../node_modules/bootstrap/js/src/util/backdrop.js", "../../../node_modules/bootstrap/js/src/util/focustrap.js", "../../../node_modules/bootstrap/js/src/util/scrollbar.js", "../../../node_modules/bootstrap/js/src/modal.js", "../../../node_modules/bootstrap/js/src/offcanvas.js", "../../../node_modules/bootstrap/js/src/util/sanitizer.js", "../../../node_modules/bootstrap/js/src/util/template-factory.js", "../../../node_modules/bootstrap/js/src/tooltip.js", "../../../node_modules/bootstrap/js/src/popover.js", "../../../node_modules/bootstrap/js/src/scrollspy.js", "../../../node_modules/bootstrap/js/src/tab.js", "../../../node_modules/bootstrap/js/src/toast.js", "../../javascript/controllers/modal_controller.js", "../../javascript/controllers/pdf_object_controller.js", "../../javascript/controllers/redirect_controller.js", "../../javascript/controllers/toggle_class_controller.js", "../../javascript/controllers/tooltip_controller.js", "../../javascript/controllers/index.js", "../../javascript/config/cookiebot.js"], "sourcesContent": ["export default {\n logger: self.console,\n WebSocket: self.WebSocket\n}\n", "import adapters from \"./adapters\"\n\n// The logger is disabled by default. You can enable it with:\n//\n// ActionCable.logger.enabled = true\n//\n// Example:\n//\n// import * as ActionCable from '@rails/actioncable'\n//\n// ActionCable.logger.enabled = true\n// ActionCable.logger.log('Connection Established.')\n//\n\nexport default {\n log(...messages) {\n if (this.enabled) {\n messages.push(Date.now())\n adapters.logger.log(\"[ActionCable]\", ...messages)\n }\n },\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring the cable connection is in good health by validating the heartbeat pings sent from the server, and attempting\n// revival reconnections if things go astray. Internal class, not intended for direct user manipulation.\n\nconst now = () => new Date().getTime()\n\nconst secondsSince = time => (now() - time) / 1000\n\nclass ConnectionMonitor {\n constructor(connection) {\n this.visibilityDidChange = this.visibilityDidChange.bind(this)\n this.connection = connection\n this.reconnectAttempts = 0\n }\n\n start() {\n if (!this.isRunning()) {\n this.startedAt = now()\n delete this.stoppedAt\n this.startPolling()\n addEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(`ConnectionMonitor started. stale threshold = ${this.constructor.staleThreshold} s`)\n }\n }\n\n stop() {\n if (this.isRunning()) {\n this.stoppedAt = now()\n this.stopPolling()\n removeEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(\"ConnectionMonitor stopped\")\n }\n }\n\n isRunning() {\n return this.startedAt && !this.stoppedAt\n }\n\n recordPing() {\n this.pingedAt = now()\n }\n\n recordConnect() {\n this.reconnectAttempts = 0\n this.recordPing()\n delete this.disconnectedAt\n logger.log(\"ConnectionMonitor recorded connect\")\n }\n\n recordDisconnect() {\n this.disconnectedAt = now()\n logger.log(\"ConnectionMonitor recorded disconnect\")\n }\n\n // Private\n\n startPolling() {\n this.stopPolling()\n this.poll()\n }\n\n stopPolling() {\n clearTimeout(this.pollTimeout)\n }\n\n poll() {\n this.pollTimeout = setTimeout(() => {\n this.reconnectIfStale()\n this.poll()\n }\n , this.getPollInterval())\n }\n\n getPollInterval() {\n const { staleThreshold, reconnectionBackoffRate } = this.constructor\n const backoff = Math.pow(1 + reconnectionBackoffRate, Math.min(this.reconnectAttempts, 10))\n const jitterMax = this.reconnectAttempts === 0 ? 1.0 : reconnectionBackoffRate\n const jitter = jitterMax * Math.random()\n return staleThreshold * 1000 * backoff * (1 + jitter)\n }\n\n reconnectIfStale() {\n if (this.connectionIsStale()) {\n logger.log(`ConnectionMonitor detected stale connection. reconnectAttempts = ${this.reconnectAttempts}, time stale = ${secondsSince(this.refreshedAt)} s, stale threshold = ${this.constructor.staleThreshold} s`)\n this.reconnectAttempts++\n if (this.disconnectedRecently()) {\n logger.log(`ConnectionMonitor skipping reopening recent disconnect. time disconnected = ${secondsSince(this.disconnectedAt)} s`)\n } else {\n logger.log(\"ConnectionMonitor reopening\")\n this.connection.reopen()\n }\n }\n }\n\n get refreshedAt() {\n return this.pingedAt ? this.pingedAt : this.startedAt\n }\n\n connectionIsStale() {\n return secondsSince(this.refreshedAt) > this.constructor.staleThreshold\n }\n\n disconnectedRecently() {\n return this.disconnectedAt && (secondsSince(this.disconnectedAt) < this.constructor.staleThreshold)\n }\n\n visibilityDidChange() {\n if (document.visibilityState === \"visible\") {\n setTimeout(() => {\n if (this.connectionIsStale() || !this.connection.isOpen()) {\n logger.log(`ConnectionMonitor reopening stale connection on visibilitychange. visibilityState = ${document.visibilityState}`)\n this.connection.reopen()\n }\n }\n , 200)\n }\n }\n\n}\n\nConnectionMonitor.staleThreshold = 6 // Server::Connections::BEAT_INTERVAL * 2 (missed two pings)\nConnectionMonitor.reconnectionBackoffRate = 0.15\n\nexport default ConnectionMonitor\n", "export default {\n \"message_types\": {\n \"welcome\": \"welcome\",\n \"disconnect\": \"disconnect\",\n \"ping\": \"ping\",\n \"confirmation\": \"confirm_subscription\",\n \"rejection\": \"reject_subscription\"\n },\n \"disconnect_reasons\": {\n \"unauthorized\": \"unauthorized\",\n \"invalid_request\": \"invalid_request\",\n \"server_restart\": \"server_restart\",\n \"remote\": \"remote\"\n },\n \"default_mount_path\": \"/cable\",\n \"protocols\": [\n \"actioncable-v1-json\",\n \"actioncable-unsupported\"\n ]\n}\n", "import adapters from \"./adapters\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport INTERNAL from \"./internal\"\nimport logger from \"./logger\"\n\n// Encapsulate the cable connection held by the consumer. This is an internal class not intended for direct user manipulation.\n\nconst {message_types, protocols} = INTERNAL\nconst supportedProtocols = protocols.slice(0, protocols.length - 1)\n\nconst indexOf = [].indexOf\n\nclass Connection {\n constructor(consumer) {\n this.open = this.open.bind(this)\n this.consumer = consumer\n this.subscriptions = this.consumer.subscriptions\n this.monitor = new ConnectionMonitor(this)\n this.disconnected = true\n }\n\n send(data) {\n if (this.isOpen()) {\n this.webSocket.send(JSON.stringify(data))\n return true\n } else {\n return false\n }\n }\n\n open() {\n if (this.isActive()) {\n logger.log(`Attempted to open WebSocket, but existing socket is ${this.getState()}`)\n return false\n } else {\n const socketProtocols = [...protocols, ...this.consumer.subprotocols || []]\n logger.log(`Opening WebSocket, current state is ${this.getState()}, subprotocols: ${socketProtocols}`)\n if (this.webSocket) { this.uninstallEventHandlers() }\n this.webSocket = new adapters.WebSocket(this.consumer.url, socketProtocols)\n this.installEventHandlers()\n this.monitor.start()\n return true\n }\n }\n\n close({allowReconnect} = {allowReconnect: true}) {\n if (!allowReconnect) { this.monitor.stop() }\n // Avoid closing websockets in a \"connecting\" state due to Safari 15.1+ bug. See: https://github.com/rails/rails/issues/43835#issuecomment-1002288478\n if (this.isOpen()) {\n return this.webSocket.close()\n }\n }\n\n reopen() {\n logger.log(`Reopening WebSocket, current state is ${this.getState()}`)\n if (this.isActive()) {\n try {\n return this.close()\n } catch (error) {\n logger.log(\"Failed to reopen WebSocket\", error)\n }\n finally {\n logger.log(`Reopening WebSocket in ${this.constructor.reopenDelay}ms`)\n setTimeout(this.open, this.constructor.reopenDelay)\n }\n } else {\n return this.open()\n }\n }\n\n getProtocol() {\n if (this.webSocket) {\n return this.webSocket.protocol\n }\n }\n\n isOpen() {\n return this.isState(\"open\")\n }\n\n isActive() {\n return this.isState(\"open\", \"connecting\")\n }\n\n triedToReconnect() {\n return this.monitor.reconnectAttempts > 0\n }\n\n // Private\n\n isProtocolSupported() {\n return indexOf.call(supportedProtocols, this.getProtocol()) >= 0\n }\n\n isState(...states) {\n return indexOf.call(states, this.getState()) >= 0\n }\n\n getState() {\n if (this.webSocket) {\n for (let state in adapters.WebSocket) {\n if (adapters.WebSocket[state] === this.webSocket.readyState) {\n return state.toLowerCase()\n }\n }\n }\n return null\n }\n\n installEventHandlers() {\n for (let eventName in this.events) {\n const handler = this.events[eventName].bind(this)\n this.webSocket[`on${eventName}`] = handler\n }\n }\n\n uninstallEventHandlers() {\n for (let eventName in this.events) {\n this.webSocket[`on${eventName}`] = function() {}\n }\n }\n\n}\n\nConnection.reopenDelay = 500\n\nConnection.prototype.events = {\n message(event) {\n if (!this.isProtocolSupported()) { return }\n const {identifier, message, reason, reconnect, type} = JSON.parse(event.data)\n switch (type) {\n case message_types.welcome:\n if (this.triedToReconnect()) {\n this.reconnectAttempted = true\n }\n this.monitor.recordConnect()\n return this.subscriptions.reload()\n case message_types.disconnect:\n logger.log(`Disconnecting. Reason: ${reason}`)\n return this.close({allowReconnect: reconnect})\n case message_types.ping:\n return this.monitor.recordPing()\n case message_types.confirmation:\n this.subscriptions.confirmSubscription(identifier)\n if (this.reconnectAttempted) {\n this.reconnectAttempted = false\n return this.subscriptions.notify(identifier, \"connected\", {reconnected: true})\n } else {\n return this.subscriptions.notify(identifier, \"connected\", {reconnected: false})\n }\n case message_types.rejection:\n return this.subscriptions.reject(identifier)\n default:\n return this.subscriptions.notify(identifier, \"received\", message)\n }\n },\n\n open() {\n logger.log(`WebSocket onopen event, using '${this.getProtocol()}' subprotocol`)\n this.disconnected = false\n if (!this.isProtocolSupported()) {\n logger.log(\"Protocol is unsupported. Stopping monitor and disconnecting.\")\n return this.close({allowReconnect: false})\n }\n },\n\n close(event) {\n logger.log(\"WebSocket onclose event\")\n if (this.disconnected) { return }\n this.disconnected = true\n this.monitor.recordDisconnect()\n return this.subscriptions.notifyAll(\"disconnected\", {willAttemptReconnect: this.monitor.isRunning()})\n },\n\n error() {\n logger.log(\"WebSocket onerror event\")\n }\n}\n\nexport default Connection\n", "// A new subscription is created through the ActionCable.Subscriptions instance available on the consumer.\n// It provides a number of callbacks and a method for calling remote procedure calls on the corresponding\n// Channel instance on the server side.\n//\n// An example demonstrates the basic functionality:\n//\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\", {\n// connected() {\n// // Called once the subscription has been successfully completed\n// },\n//\n// disconnected({ willAttemptReconnect: boolean }) {\n// // Called when the client has disconnected with the server.\n// // The object will have an `willAttemptReconnect` property which\n// // says whether the client has the intention of attempting\n// // to reconnect.\n// },\n//\n// appear() {\n// this.perform('appear', {appearing_on: this.appearingOn()})\n// },\n//\n// away() {\n// this.perform('away')\n// },\n//\n// appearingOn() {\n// $('main').data('appearing-on')\n// }\n// })\n//\n// The methods #appear and #away forward their intent to the remote AppearanceChannel instance on the server\n// by calling the `perform` method with the first parameter being the action (which maps to AppearanceChannel#appear/away).\n// The second parameter is a hash that'll get JSON encoded and made available on the server in the data parameter.\n//\n// This is how the server component would look:\n//\n// class AppearanceChannel < ApplicationActionCable::Channel\n// def subscribed\n// current_user.appear\n// end\n//\n// def unsubscribed\n// current_user.disappear\n// end\n//\n// def appear(data)\n// current_user.appear on: data['appearing_on']\n// end\n//\n// def away\n// current_user.away\n// end\n// end\n//\n// The \"AppearanceChannel\" name is automatically mapped between the client-side subscription creation and the server-side Ruby class name.\n// The AppearanceChannel#appear/away public methods are exposed automatically to client-side invocation through the perform method.\n\nconst extend = function(object, properties) {\n if (properties != null) {\n for (let key in properties) {\n const value = properties[key]\n object[key] = value\n }\n }\n return object\n}\n\nexport default class Subscription {\n constructor(consumer, params = {}, mixin) {\n this.consumer = consumer\n this.identifier = JSON.stringify(params)\n extend(this, mixin)\n }\n\n // Perform a channel action with the optional data passed as an attribute\n perform(action, data = {}) {\n data.action = action\n return this.send(data)\n }\n\n send(data) {\n return this.consumer.send({command: \"message\", identifier: this.identifier, data: JSON.stringify(data)})\n }\n\n unsubscribe() {\n return this.consumer.subscriptions.remove(this)\n }\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring channel subscribe command is confirmed, retrying until confirmation is received.\n// Internal class, not intended for direct user manipulation.\n\nclass SubscriptionGuarantor {\n constructor(subscriptions) {\n this.subscriptions = subscriptions\n this.pendingSubscriptions = []\n }\n\n guarantee(subscription) {\n if(this.pendingSubscriptions.indexOf(subscription) == -1){ \n logger.log(`SubscriptionGuarantor guaranteeing ${subscription.identifier}`)\n this.pendingSubscriptions.push(subscription) \n }\n else {\n logger.log(`SubscriptionGuarantor already guaranteeing ${subscription.identifier}`)\n }\n this.startGuaranteeing()\n }\n\n forget(subscription) {\n logger.log(`SubscriptionGuarantor forgetting ${subscription.identifier}`)\n this.pendingSubscriptions = (this.pendingSubscriptions.filter((s) => s !== subscription))\n }\n\n startGuaranteeing() {\n this.stopGuaranteeing()\n this.retrySubscribing()\n }\n \n stopGuaranteeing() {\n clearTimeout(this.retryTimeout)\n }\n\n retrySubscribing() {\n this.retryTimeout = setTimeout(() => {\n if (this.subscriptions && typeof(this.subscriptions.subscribe) === \"function\") {\n this.pendingSubscriptions.map((subscription) => {\n logger.log(`SubscriptionGuarantor resubscribing ${subscription.identifier}`)\n this.subscriptions.subscribe(subscription)\n })\n }\n }\n , 500)\n }\n}\n\nexport default SubscriptionGuarantor", "import Subscription from \"./subscription\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport logger from \"./logger\"\n\n// Collection class for creating (and internally managing) channel subscriptions.\n// The only method intended to be triggered by the user is ActionCable.Subscriptions#create,\n// and it should be called through the consumer like so:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n\nexport default class Subscriptions {\n constructor(consumer) {\n this.consumer = consumer\n this.guarantor = new SubscriptionGuarantor(this)\n this.subscriptions = []\n }\n\n create(channelName, mixin) {\n const channel = channelName\n const params = typeof channel === \"object\" ? channel : {channel}\n const subscription = new Subscription(this.consumer, params, mixin)\n return this.add(subscription)\n }\n\n // Private\n\n add(subscription) {\n this.subscriptions.push(subscription)\n this.consumer.ensureActiveConnection()\n this.notify(subscription, \"initialized\")\n this.subscribe(subscription)\n return subscription\n }\n\n remove(subscription) {\n this.forget(subscription)\n if (!this.findAll(subscription.identifier).length) {\n this.sendCommand(subscription, \"unsubscribe\")\n }\n return subscription\n }\n\n reject(identifier) {\n return this.findAll(identifier).map((subscription) => {\n this.forget(subscription)\n this.notify(subscription, \"rejected\")\n return subscription\n })\n }\n\n forget(subscription) {\n this.guarantor.forget(subscription)\n this.subscriptions = (this.subscriptions.filter((s) => s !== subscription))\n return subscription\n }\n\n findAll(identifier) {\n return this.subscriptions.filter((s) => s.identifier === identifier)\n }\n\n reload() {\n return this.subscriptions.map((subscription) =>\n this.subscribe(subscription))\n }\n\n notifyAll(callbackName, ...args) {\n return this.subscriptions.map((subscription) =>\n this.notify(subscription, callbackName, ...args))\n }\n\n notify(subscription, callbackName, ...args) {\n let subscriptions\n if (typeof subscription === \"string\") {\n subscriptions = this.findAll(subscription)\n } else {\n subscriptions = [subscription]\n }\n\n return subscriptions.map((subscription) =>\n (typeof subscription[callbackName] === \"function\" ? subscription[callbackName](...args) : undefined))\n }\n\n subscribe(subscription) {\n if (this.sendCommand(subscription, \"subscribe\")) {\n this.guarantor.guarantee(subscription)\n }\n }\n\n confirmSubscription(identifier) {\n logger.log(`Subscription confirmed ${identifier}`)\n this.findAll(identifier).map((subscription) =>\n this.guarantor.forget(subscription))\n }\n\n sendCommand(subscription, command) {\n const {identifier} = subscription\n return this.consumer.send({command, identifier})\n }\n}\n", "import Connection from \"./connection\"\nimport Subscriptions from \"./subscriptions\"\n\n// The ActionCable.Consumer establishes the connection to a server-side Ruby Connection object. Once established,\n// the ActionCable.ConnectionMonitor will ensure that its properly maintained through heartbeats and checking for stale updates.\n// The Consumer instance is also the gateway to establishing subscriptions to desired channels through the #createSubscription\n// method.\n//\n// The following example shows how this can be set up:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n//\n// When a consumer is created, it automatically connects with the server.\n//\n// To disconnect from the server, call\n//\n// App.cable.disconnect()\n//\n// and to restart the connection:\n//\n// App.cable.connect()\n//\n// Any channel subscriptions which existed prior to disconnecting will\n// automatically resubscribe.\n\nexport default class Consumer {\n constructor(url) {\n this._url = url\n this.subscriptions = new Subscriptions(this)\n this.connection = new Connection(this)\n this.subprotocols = []\n }\n\n get url() {\n return createWebSocketURL(this._url)\n }\n\n send(data) {\n return this.connection.send(data)\n }\n\n connect() {\n return this.connection.open()\n }\n\n disconnect() {\n return this.connection.close({allowReconnect: false})\n }\n\n ensureActiveConnection() {\n if (!this.connection.isActive()) {\n return this.connection.open()\n }\n }\n\n addSubProtocol(subprotocol) {\n this.subprotocols = [...this.subprotocols, subprotocol]\n }\n}\n\nexport function createWebSocketURL(url) {\n if (typeof url === \"function\") {\n url = url()\n }\n\n if (url && !/^wss?:/i.test(url)) {\n const a = document.createElement(\"a\")\n a.href = url\n // Fix populating Location properties in IE. Otherwise, protocol will be blank.\n a.href = a.href\n a.protocol = a.protocol.replace(\"http\", \"ws\")\n return a.href\n } else {\n return url\n }\n}\n", "import Connection from \"./connection\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport Consumer, { createWebSocketURL } from \"./consumer\"\nimport INTERNAL from \"./internal\"\nimport Subscription from \"./subscription\"\nimport Subscriptions from \"./subscriptions\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport adapters from \"./adapters\"\nimport logger from \"./logger\"\n\nexport {\n Connection,\n ConnectionMonitor,\n Consumer,\n INTERNAL,\n Subscription,\n Subscriptions,\n SubscriptionGuarantor,\n adapters,\n createWebSocketURL,\n logger,\n}\n\nexport function createConsumer(url = getConfig(\"url\") || INTERNAL.default_mount_path) {\n return new Consumer(url)\n}\n\nexport function getConfig(name) {\n const element = document.head.querySelector(`meta[name='action-cable-${name}']`)\n if (element) {\n return element.getAttribute(\"content\")\n }\n}\n", "export var top = 'top';\nexport var bottom = 'bottom';\nexport var right = 'right';\nexport var left = 'left';\nexport var auto = 'auto';\nexport var basePlacements = [top, bottom, right, left];\nexport var start = 'start';\nexport var end = 'end';\nexport var clippingParents = 'clippingParents';\nexport var viewport = 'viewport';\nexport var popper = 'popper';\nexport var reference = 'reference';\nexport var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) {\n return acc.concat([placement + \"-\" + start, placement + \"-\" + end]);\n}, []);\nexport var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) {\n return acc.concat([placement, placement + \"-\" + start, placement + \"-\" + end]);\n}, []); // modifiers that need to read the DOM\n\nexport var beforeRead = 'beforeRead';\nexport var read = 'read';\nexport var afterRead = 'afterRead'; // pure-logic modifiers\n\nexport var beforeMain = 'beforeMain';\nexport var main = 'main';\nexport var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state)\n\nexport var beforeWrite = 'beforeWrite';\nexport var write = 'write';\nexport var afterWrite = 'afterWrite';\nexport var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite];", "export default function getNodeName(element) {\n return element ? (element.nodeName || '').toLowerCase() : null;\n}", "export default function getWindow(node) {\n if (node == null) {\n return window;\n }\n\n if (node.toString() !== '[object Window]') {\n var ownerDocument = node.ownerDocument;\n return ownerDocument ? ownerDocument.defaultView || window : window;\n }\n\n return node;\n}", "import getWindow from \"./getWindow.js\";\n\nfunction isElement(node) {\n var OwnElement = getWindow(node).Element;\n return node instanceof OwnElement || node instanceof Element;\n}\n\nfunction isHTMLElement(node) {\n var OwnElement = getWindow(node).HTMLElement;\n return node instanceof OwnElement || node instanceof HTMLElement;\n}\n\nfunction isShadowRoot(node) {\n // IE 11 has no ShadowRoot\n if (typeof ShadowRoot === 'undefined') {\n return false;\n }\n\n var OwnElement = getWindow(node).ShadowRoot;\n return node instanceof OwnElement || node instanceof ShadowRoot;\n}\n\nexport { isElement, isHTMLElement, isShadowRoot };", "import getNodeName from \"../dom-utils/getNodeName.js\";\nimport { isHTMLElement } from \"../dom-utils/instanceOf.js\"; // This modifier takes the styles prepared by the `computeStyles` modifier\n// and applies them to the HTMLElements such as popper and arrow\n\nfunction applyStyles(_ref) {\n var state = _ref.state;\n Object.keys(state.elements).forEach(function (name) {\n var style = state.styles[name] || {};\n var attributes = state.attributes[name] || {};\n var element = state.elements[name]; // arrow is optional + virtual elements\n\n if (!isHTMLElement(element) || !getNodeName(element)) {\n return;\n } // Flow doesn't support to extend this property, but it's the most\n // effective way to apply styles to an HTMLElement\n // $FlowFixMe[cannot-write]\n\n\n Object.assign(element.style, style);\n Object.keys(attributes).forEach(function (name) {\n var value = attributes[name];\n\n if (value === false) {\n element.removeAttribute(name);\n } else {\n element.setAttribute(name, value === true ? '' : value);\n }\n });\n });\n}\n\nfunction effect(_ref2) {\n var state = _ref2.state;\n var initialStyles = {\n popper: {\n position: state.options.strategy,\n left: '0',\n top: '0',\n margin: '0'\n },\n arrow: {\n position: 'absolute'\n },\n reference: {}\n };\n Object.assign(state.elements.popper.style, initialStyles.popper);\n state.styles = initialStyles;\n\n if (state.elements.arrow) {\n Object.assign(state.elements.arrow.style, initialStyles.arrow);\n }\n\n return function () {\n Object.keys(state.elements).forEach(function (name) {\n var element = state.elements[name];\n var attributes = state.attributes[name] || {};\n var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them\n\n var style = styleProperties.reduce(function (style, property) {\n style[property] = '';\n return style;\n }, {}); // arrow is optional + virtual elements\n\n if (!isHTMLElement(element) || !getNodeName(element)) {\n return;\n }\n\n Object.assign(element.style, style);\n Object.keys(attributes).forEach(function (attribute) {\n element.removeAttribute(attribute);\n });\n });\n };\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'applyStyles',\n enabled: true,\n phase: 'write',\n fn: applyStyles,\n effect: effect,\n requires: ['computeStyles']\n};", "import { auto } from \"../enums.js\";\nexport default function getBasePlacement(placement) {\n return placement.split('-')[0];\n}", "export var max = Math.max;\nexport var min = Math.min;\nexport var round = Math.round;", "import { isHTMLElement } from \"./instanceOf.js\";\nimport { round } from \"../utils/math.js\";\nexport default function getBoundingClientRect(element, includeScale) {\n if (includeScale === void 0) {\n includeScale = false;\n }\n\n var rect = element.getBoundingClientRect();\n var scaleX = 1;\n var scaleY = 1;\n\n if (isHTMLElement(element) && includeScale) {\n var offsetHeight = element.offsetHeight;\n var offsetWidth = element.offsetWidth; // Do not attempt to divide by 0, otherwise we get `Infinity` as scale\n // Fallback to 1 in case both values are `0`\n\n if (offsetWidth > 0) {\n scaleX = round(rect.width) / offsetWidth || 1;\n }\n\n if (offsetHeight > 0) {\n scaleY = round(rect.height) / offsetHeight || 1;\n }\n }\n\n return {\n width: rect.width / scaleX,\n height: rect.height / scaleY,\n top: rect.top / scaleY,\n right: rect.right / scaleX,\n bottom: rect.bottom / scaleY,\n left: rect.left / scaleX,\n x: rect.left / scaleX,\n y: rect.top / scaleY\n };\n}", "import getBoundingClientRect from \"./getBoundingClientRect.js\"; // Returns the layout rect of an element relative to its offsetParent. Layout\n// means it doesn't take into account transforms.\n\nexport default function getLayoutRect(element) {\n var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed.\n // Fixes https://github.com/popperjs/popper-core/issues/1223\n\n var width = element.offsetWidth;\n var height = element.offsetHeight;\n\n if (Math.abs(clientRect.width - width) <= 1) {\n width = clientRect.width;\n }\n\n if (Math.abs(clientRect.height - height) <= 1) {\n height = clientRect.height;\n }\n\n return {\n x: element.offsetLeft,\n y: element.offsetTop,\n width: width,\n height: height\n };\n}", "import { isShadowRoot } from \"./instanceOf.js\";\nexport default function contains(parent, child) {\n var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method\n\n if (parent.contains(child)) {\n return true;\n } // then fallback to custom implementation with Shadow DOM support\n else if (rootNode && isShadowRoot(rootNode)) {\n var next = child;\n\n do {\n if (next && parent.isSameNode(next)) {\n return true;\n } // $FlowFixMe[prop-missing]: need a better way to handle this...\n\n\n next = next.parentNode || next.host;\n } while (next);\n } // Give up, the result is false\n\n\n return false;\n}", "import getWindow from \"./getWindow.js\";\nexport default function getComputedStyle(element) {\n return getWindow(element).getComputedStyle(element);\n}", "import getNodeName from \"./getNodeName.js\";\nexport default function isTableElement(element) {\n return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0;\n}", "import { isElement } from \"./instanceOf.js\";\nexport default function getDocumentElement(element) {\n // $FlowFixMe[incompatible-return]: assume body is always available\n return ((isElement(element) ? element.ownerDocument : // $FlowFixMe[prop-missing]\n element.document) || window.document).documentElement;\n}", "import getNodeName from \"./getNodeName.js\";\nimport getDocumentElement from \"./getDocumentElement.js\";\nimport { isShadowRoot } from \"./instanceOf.js\";\nexport default function getParentNode(element) {\n if (getNodeName(element) === 'html') {\n return element;\n }\n\n return (// this is a quicker (but less type safe) way to save quite some bytes from the bundle\n // $FlowFixMe[incompatible-return]\n // $FlowFixMe[prop-missing]\n element.assignedSlot || // step into the shadow DOM of the parent of a slotted node\n element.parentNode || ( // DOM Element detected\n isShadowRoot(element) ? element.host : null) || // ShadowRoot detected\n // $FlowFixMe[incompatible-call]: HTMLElement is a Node\n getDocumentElement(element) // fallback\n\n );\n}", "import getWindow from \"./getWindow.js\";\nimport getNodeName from \"./getNodeName.js\";\nimport getComputedStyle from \"./getComputedStyle.js\";\nimport { isHTMLElement, isShadowRoot } from \"./instanceOf.js\";\nimport isTableElement from \"./isTableElement.js\";\nimport getParentNode from \"./getParentNode.js\";\n\nfunction getTrueOffsetParent(element) {\n if (!isHTMLElement(element) || // https://github.com/popperjs/popper-core/issues/837\n getComputedStyle(element).position === 'fixed') {\n return null;\n }\n\n return element.offsetParent;\n} // `.offsetParent` reports `null` for fixed elements, while absolute elements\n// return the containing block\n\n\nfunction getContainingBlock(element) {\n var isFirefox = navigator.userAgent.toLowerCase().indexOf('firefox') !== -1;\n var isIE = navigator.userAgent.indexOf('Trident') !== -1;\n\n if (isIE && isHTMLElement(element)) {\n // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport\n var elementCss = getComputedStyle(element);\n\n if (elementCss.position === 'fixed') {\n return null;\n }\n }\n\n var currentNode = getParentNode(element);\n\n if (isShadowRoot(currentNode)) {\n currentNode = currentNode.host;\n }\n\n while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) {\n var css = getComputedStyle(currentNode); // This is non-exhaustive but covers the most common CSS properties that\n // create a containing block.\n // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block\n\n if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') {\n return currentNode;\n } else {\n currentNode = currentNode.parentNode;\n }\n }\n\n return null;\n} // Gets the closest ancestor positioned element. Handles some edge cases,\n// such as table ancestors and cross browser bugs.\n\n\nexport default function getOffsetParent(element) {\n var window = getWindow(element);\n var offsetParent = getTrueOffsetParent(element);\n\n while (offsetParent && isTableElement(offsetParent) && getComputedStyle(offsetParent).position === 'static') {\n offsetParent = getTrueOffsetParent(offsetParent);\n }\n\n if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static')) {\n return window;\n }\n\n return offsetParent || getContainingBlock(element) || window;\n}", "export default function getMainAxisFromPlacement(placement) {\n return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y';\n}", "import { max as mathMax, min as mathMin } from \"./math.js\";\nexport function within(min, value, max) {\n return mathMax(min, mathMin(value, max));\n}\nexport function withinMaxClamp(min, value, max) {\n var v = within(min, value, max);\n return v > max ? max : v;\n}", "export default function getFreshSideObject() {\n return {\n top: 0,\n right: 0,\n bottom: 0,\n left: 0\n };\n}", "import getFreshSideObject from \"./getFreshSideObject.js\";\nexport default function mergePaddingObject(paddingObject) {\n return Object.assign({}, getFreshSideObject(), paddingObject);\n}", "export default function expandToHashMap(value, keys) {\n return keys.reduce(function (hashMap, key) {\n hashMap[key] = value;\n return hashMap;\n }, {});\n}", "import getBasePlacement from \"../utils/getBasePlacement.js\";\nimport getLayoutRect from \"../dom-utils/getLayoutRect.js\";\nimport contains from \"../dom-utils/contains.js\";\nimport getOffsetParent from \"../dom-utils/getOffsetParent.js\";\nimport getMainAxisFromPlacement from \"../utils/getMainAxisFromPlacement.js\";\nimport { within } from \"../utils/within.js\";\nimport mergePaddingObject from \"../utils/mergePaddingObject.js\";\nimport expandToHashMap from \"../utils/expandToHashMap.js\";\nimport { left, right, basePlacements, top, bottom } from \"../enums.js\";\nimport { isHTMLElement } from \"../dom-utils/instanceOf.js\"; // eslint-disable-next-line import/no-unused-modules\n\nvar toPaddingObject = function toPaddingObject(padding, state) {\n padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, {\n placement: state.placement\n })) : padding;\n return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements));\n};\n\nfunction arrow(_ref) {\n var _state$modifiersData$;\n\n var state = _ref.state,\n name = _ref.name,\n options = _ref.options;\n var arrowElement = state.elements.arrow;\n var popperOffsets = state.modifiersData.popperOffsets;\n var basePlacement = getBasePlacement(state.placement);\n var axis = getMainAxisFromPlacement(basePlacement);\n var isVertical = [left, right].indexOf(basePlacement) >= 0;\n var len = isVertical ? 'height' : 'width';\n\n if (!arrowElement || !popperOffsets) {\n return;\n }\n\n var paddingObject = toPaddingObject(options.padding, state);\n var arrowRect = getLayoutRect(arrowElement);\n var minProp = axis === 'y' ? top : left;\n var maxProp = axis === 'y' ? bottom : right;\n var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len];\n var startDiff = popperOffsets[axis] - state.rects.reference[axis];\n var arrowOffsetParent = getOffsetParent(arrowElement);\n var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0;\n var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is\n // outside of the popper bounds\n\n var min = paddingObject[minProp];\n var max = clientSize - arrowRect[len] - paddingObject[maxProp];\n var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference;\n var offset = within(min, center, max); // Prevents breaking syntax highlighting...\n\n var axisProp = axis;\n state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$);\n}\n\nfunction effect(_ref2) {\n var state = _ref2.state,\n options = _ref2.options;\n var _options$element = options.element,\n arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element;\n\n if (arrowElement == null) {\n return;\n } // CSS selector\n\n\n if (typeof arrowElement === 'string') {\n arrowElement = state.elements.popper.querySelector(arrowElement);\n\n if (!arrowElement) {\n return;\n }\n }\n\n if (process.env.NODE_ENV !== \"production\") {\n if (!isHTMLElement(arrowElement)) {\n console.error(['Popper: \"arrow\" element must be an HTMLElement (not an SVGElement).', 'To use an SVG arrow, wrap it in an HTMLElement that will be used as', 'the arrow.'].join(' '));\n }\n }\n\n if (!contains(state.elements.popper, arrowElement)) {\n if (process.env.NODE_ENV !== \"production\") {\n console.error(['Popper: \"arrow\" modifier\\'s `element` must be a child of the popper', 'element.'].join(' '));\n }\n\n return;\n }\n\n state.elements.arrow = arrowElement;\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'arrow',\n enabled: true,\n phase: 'main',\n fn: arrow,\n effect: effect,\n requires: ['popperOffsets'],\n requiresIfExists: ['preventOverflow']\n};", "export default function getVariation(placement) {\n return placement.split('-')[1];\n}", "import { top, left, right, bottom, end } from \"../enums.js\";\nimport getOffsetParent from \"../dom-utils/getOffsetParent.js\";\nimport getWindow from \"../dom-utils/getWindow.js\";\nimport getDocumentElement from \"../dom-utils/getDocumentElement.js\";\nimport getComputedStyle from \"../dom-utils/getComputedStyle.js\";\nimport getBasePlacement from \"../utils/getBasePlacement.js\";\nimport getVariation from \"../utils/getVariation.js\";\nimport { round } from \"../utils/math.js\"; // eslint-disable-next-line import/no-unused-modules\n\nvar unsetSides = {\n top: 'auto',\n right: 'auto',\n bottom: 'auto',\n left: 'auto'\n}; // Round the offsets to the nearest suitable subpixel based on the DPR.\n// Zooming can change the DPR, but it seems to report a value that will\n// cleanly divide the values into the appropriate subpixels.\n\nfunction roundOffsetsByDPR(_ref) {\n var x = _ref.x,\n y = _ref.y;\n var win = window;\n var dpr = win.devicePixelRatio || 1;\n return {\n x: round(x * dpr) / dpr || 0,\n y: round(y * dpr) / dpr || 0\n };\n}\n\nexport function mapToStyles(_ref2) {\n var _Object$assign2;\n\n var popper = _ref2.popper,\n popperRect = _ref2.popperRect,\n placement = _ref2.placement,\n variation = _ref2.variation,\n offsets = _ref2.offsets,\n position = _ref2.position,\n gpuAcceleration = _ref2.gpuAcceleration,\n adaptive = _ref2.adaptive,\n roundOffsets = _ref2.roundOffsets,\n isFixed = _ref2.isFixed;\n var _offsets$x = offsets.x,\n x = _offsets$x === void 0 ? 0 : _offsets$x,\n _offsets$y = offsets.y,\n y = _offsets$y === void 0 ? 0 : _offsets$y;\n\n var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({\n x: x,\n y: y\n }) : {\n x: x,\n y: y\n };\n\n x = _ref3.x;\n y = _ref3.y;\n var hasX = offsets.hasOwnProperty('x');\n var hasY = offsets.hasOwnProperty('y');\n var sideX = left;\n var sideY = top;\n var win = window;\n\n if (adaptive) {\n var offsetParent = getOffsetParent(popper);\n var heightProp = 'clientHeight';\n var widthProp = 'clientWidth';\n\n if (offsetParent === getWindow(popper)) {\n offsetParent = getDocumentElement(popper);\n\n if (getComputedStyle(offsetParent).position !== 'static' && position === 'absolute') {\n heightProp = 'scrollHeight';\n widthProp = 'scrollWidth';\n }\n } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it\n\n\n offsetParent = offsetParent;\n\n if (placement === top || (placement === left || placement === right) && variation === end) {\n sideY = bottom;\n var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : // $FlowFixMe[prop-missing]\n offsetParent[heightProp];\n y -= offsetY - popperRect.height;\n y *= gpuAcceleration ? 1 : -1;\n }\n\n if (placement === left || (placement === top || placement === bottom) && variation === end) {\n sideX = right;\n var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : // $FlowFixMe[prop-missing]\n offsetParent[widthProp];\n x -= offsetX - popperRect.width;\n x *= gpuAcceleration ? 1 : -1;\n }\n }\n\n var commonStyles = Object.assign({\n position: position\n }, adaptive && unsetSides);\n\n var _ref4 = roundOffsets === true ? roundOffsetsByDPR({\n x: x,\n y: y\n }) : {\n x: x,\n y: y\n };\n\n x = _ref4.x;\n y = _ref4.y;\n\n if (gpuAcceleration) {\n var _Object$assign;\n\n return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? \"translate(\" + x + \"px, \" + y + \"px)\" : \"translate3d(\" + x + \"px, \" + y + \"px, 0)\", _Object$assign));\n }\n\n return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + \"px\" : '', _Object$assign2[sideX] = hasX ? x + \"px\" : '', _Object$assign2.transform = '', _Object$assign2));\n}\n\nfunction computeStyles(_ref5) {\n var state = _ref5.state,\n options = _ref5.options;\n var _options$gpuAccelerat = options.gpuAcceleration,\n gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat,\n _options$adaptive = options.adaptive,\n adaptive = _options$adaptive === void 0 ? true : _options$adaptive,\n _options$roundOffsets = options.roundOffsets,\n roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets;\n\n if (process.env.NODE_ENV !== \"production\") {\n var transitionProperty = getComputedStyle(state.elements.popper).transitionProperty || '';\n\n if (adaptive && ['transform', 'top', 'right', 'bottom', 'left'].some(function (property) {\n return transitionProperty.indexOf(property) >= 0;\n })) {\n console.warn(['Popper: Detected CSS transitions on at least one of the following', 'CSS properties: \"transform\", \"top\", \"right\", \"bottom\", \"left\".', '\\n\\n', 'Disable the \"computeStyles\" modifier\\'s `adaptive` option to allow', 'for smooth transitions, or remove these properties from the CSS', 'transition declaration on the popper element if only transitioning', 'opacity or background-color for example.', '\\n\\n', 'We recommend using the popper element as a wrapper around an inner', 'element that can have any CSS property transitioned for animations.'].join(' '));\n }\n }\n\n var commonStyles = {\n placement: getBasePlacement(state.placement),\n variation: getVariation(state.placement),\n popper: state.elements.popper,\n popperRect: state.rects.popper,\n gpuAcceleration: gpuAcceleration,\n isFixed: state.options.strategy === 'fixed'\n };\n\n if (state.modifiersData.popperOffsets != null) {\n state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, {\n offsets: state.modifiersData.popperOffsets,\n position: state.options.strategy,\n adaptive: adaptive,\n roundOffsets: roundOffsets\n })));\n }\n\n if (state.modifiersData.arrow != null) {\n state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, {\n offsets: state.modifiersData.arrow,\n position: 'absolute',\n adaptive: false,\n roundOffsets: roundOffsets\n })));\n }\n\n state.attributes.popper = Object.assign({}, state.attributes.popper, {\n 'data-popper-placement': state.placement\n });\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'computeStyles',\n enabled: true,\n phase: 'beforeWrite',\n fn: computeStyles,\n data: {}\n};", "import getWindow from \"../dom-utils/getWindow.js\"; // eslint-disable-next-line import/no-unused-modules\n\nvar passive = {\n passive: true\n};\n\nfunction effect(_ref) {\n var state = _ref.state,\n instance = _ref.instance,\n options = _ref.options;\n var _options$scroll = options.scroll,\n scroll = _options$scroll === void 0 ? true : _options$scroll,\n _options$resize = options.resize,\n resize = _options$resize === void 0 ? true : _options$resize;\n var window = getWindow(state.elements.popper);\n var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper);\n\n if (scroll) {\n scrollParents.forEach(function (scrollParent) {\n scrollParent.addEventListener('scroll', instance.update, passive);\n });\n }\n\n if (resize) {\n window.addEventListener('resize', instance.update, passive);\n }\n\n return function () {\n if (scroll) {\n scrollParents.forEach(function (scrollParent) {\n scrollParent.removeEventListener('scroll', instance.update, passive);\n });\n }\n\n if (resize) {\n window.removeEventListener('resize', instance.update, passive);\n }\n };\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'eventListeners',\n enabled: true,\n phase: 'write',\n fn: function fn() {},\n effect: effect,\n data: {}\n};", "var hash = {\n left: 'right',\n right: 'left',\n bottom: 'top',\n top: 'bottom'\n};\nexport default function getOppositePlacement(placement) {\n return placement.replace(/left|right|bottom|top/g, function (matched) {\n return hash[matched];\n });\n}", "var hash = {\n start: 'end',\n end: 'start'\n};\nexport default function getOppositeVariationPlacement(placement) {\n return placement.replace(/start|end/g, function (matched) {\n return hash[matched];\n });\n}", "import getWindow from \"./getWindow.js\";\nexport default function getWindowScroll(node) {\n var win = getWindow(node);\n var scrollLeft = win.pageXOffset;\n var scrollTop = win.pageYOffset;\n return {\n scrollLeft: scrollLeft,\n scrollTop: scrollTop\n };\n}", "import getBoundingClientRect from \"./getBoundingClientRect.js\";\nimport getDocumentElement from \"./getDocumentElement.js\";\nimport getWindowScroll from \"./getWindowScroll.js\";\nexport default function getWindowScrollBarX(element) {\n // If has a CSS width greater than the viewport, then this will be\n // incorrect for RTL.\n // Popper 1 is broken in this case and never had a bug report so let's assume\n // it's not an issue. I don't think anyone ever specifies width on \n // anyway.\n // Browsers where the left scrollbar doesn't cause an issue report `0` for\n // this (e.g. Edge 2019, IE11, Safari)\n return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft;\n}", "import getWindow from \"./getWindow.js\";\nimport getDocumentElement from \"./getDocumentElement.js\";\nimport getWindowScrollBarX from \"./getWindowScrollBarX.js\";\nexport default function getViewportRect(element) {\n var win = getWindow(element);\n var html = getDocumentElement(element);\n var visualViewport = win.visualViewport;\n var width = html.clientWidth;\n var height = html.clientHeight;\n var x = 0;\n var y = 0; // NB: This isn't supported on iOS <= 12. If the keyboard is open, the popper\n // can be obscured underneath it.\n // Also, `html.clientHeight` adds the bottom bar height in Safari iOS, even\n // if it isn't open, so if this isn't available, the popper will be detected\n // to overflow the bottom of the screen too early.\n\n if (visualViewport) {\n width = visualViewport.width;\n height = visualViewport.height; // Uses Layout Viewport (like Chrome; Safari does not currently)\n // In Chrome, it returns a value very close to 0 (+/-) but contains rounding\n // errors due to floating point numbers, so we need to check precision.\n // Safari returns a number <= 0, usually < -1 when pinch-zoomed\n // Feature detection fails in mobile emulation mode in Chrome.\n // Math.abs(win.innerWidth / visualViewport.scale - visualViewport.width) <\n // 0.001\n // Fallback here: \"Not Safari\" userAgent\n\n if (!/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {\n x = visualViewport.offsetLeft;\n y = visualViewport.offsetTop;\n }\n }\n\n return {\n width: width,\n height: height,\n x: x + getWindowScrollBarX(element),\n y: y\n };\n}", "import getDocumentElement from \"./getDocumentElement.js\";\nimport getComputedStyle from \"./getComputedStyle.js\";\nimport getWindowScrollBarX from \"./getWindowScrollBarX.js\";\nimport getWindowScroll from \"./getWindowScroll.js\";\nimport { max } from \"../utils/math.js\"; // Gets the entire size of the scrollable document area, even extending outside\n// of the `` and `` rect bounds if horizontally scrollable\n\nexport default function getDocumentRect(element) {\n var _element$ownerDocumen;\n\n var html = getDocumentElement(element);\n var winScroll = getWindowScroll(element);\n var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body;\n var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0);\n var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0);\n var x = -winScroll.scrollLeft + getWindowScrollBarX(element);\n var y = -winScroll.scrollTop;\n\n if (getComputedStyle(body || html).direction === 'rtl') {\n x += max(html.clientWidth, body ? body.clientWidth : 0) - width;\n }\n\n return {\n width: width,\n height: height,\n x: x,\n y: y\n };\n}", "import getComputedStyle from \"./getComputedStyle.js\";\nexport default function isScrollParent(element) {\n // Firefox wants us to check `-x` and `-y` variations as well\n var _getComputedStyle = getComputedStyle(element),\n overflow = _getComputedStyle.overflow,\n overflowX = _getComputedStyle.overflowX,\n overflowY = _getComputedStyle.overflowY;\n\n return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX);\n}", "import getParentNode from \"./getParentNode.js\";\nimport isScrollParent from \"./isScrollParent.js\";\nimport getNodeName from \"./getNodeName.js\";\nimport { isHTMLElement } from \"./instanceOf.js\";\nexport default function getScrollParent(node) {\n if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) {\n // $FlowFixMe[incompatible-return]: assume body is always available\n return node.ownerDocument.body;\n }\n\n if (isHTMLElement(node) && isScrollParent(node)) {\n return node;\n }\n\n return getScrollParent(getParentNode(node));\n}", "import getScrollParent from \"./getScrollParent.js\";\nimport getParentNode from \"./getParentNode.js\";\nimport getWindow from \"./getWindow.js\";\nimport isScrollParent from \"./isScrollParent.js\";\n/*\ngiven a DOM element, return the list of all scroll parents, up the list of ancesors\nuntil we get to the top window object. This list is what we attach scroll listeners\nto, because if any of these parent elements scroll, we'll need to re-calculate the\nreference element's position.\n*/\n\nexport default function listScrollParents(element, list) {\n var _element$ownerDocumen;\n\n if (list === void 0) {\n list = [];\n }\n\n var scrollParent = getScrollParent(element);\n var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body);\n var win = getWindow(scrollParent);\n var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent;\n var updatedList = list.concat(target);\n return isBody ? updatedList : // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here\n updatedList.concat(listScrollParents(getParentNode(target)));\n}", "export default function rectToClientRect(rect) {\n return Object.assign({}, rect, {\n left: rect.x,\n top: rect.y,\n right: rect.x + rect.width,\n bottom: rect.y + rect.height\n });\n}", "import { viewport } from \"../enums.js\";\nimport getViewportRect from \"./getViewportRect.js\";\nimport getDocumentRect from \"./getDocumentRect.js\";\nimport listScrollParents from \"./listScrollParents.js\";\nimport getOffsetParent from \"./getOffsetParent.js\";\nimport getDocumentElement from \"./getDocumentElement.js\";\nimport getComputedStyle from \"./getComputedStyle.js\";\nimport { isElement, isHTMLElement } from \"./instanceOf.js\";\nimport getBoundingClientRect from \"./getBoundingClientRect.js\";\nimport getParentNode from \"./getParentNode.js\";\nimport contains from \"./contains.js\";\nimport getNodeName from \"./getNodeName.js\";\nimport rectToClientRect from \"../utils/rectToClientRect.js\";\nimport { max, min } from \"../utils/math.js\";\n\nfunction getInnerBoundingClientRect(element) {\n var rect = getBoundingClientRect(element);\n rect.top = rect.top + element.clientTop;\n rect.left = rect.left + element.clientLeft;\n rect.bottom = rect.top + element.clientHeight;\n rect.right = rect.left + element.clientWidth;\n rect.width = element.clientWidth;\n rect.height = element.clientHeight;\n rect.x = rect.left;\n rect.y = rect.top;\n return rect;\n}\n\nfunction getClientRectFromMixedType(element, clippingParent) {\n return clippingParent === viewport ? rectToClientRect(getViewportRect(element)) : isElement(clippingParent) ? getInnerBoundingClientRect(clippingParent) : rectToClientRect(getDocumentRect(getDocumentElement(element)));\n} // A \"clipping parent\" is an overflowable container with the characteristic of\n// clipping (or hiding) overflowing elements with a position different from\n// `initial`\n\n\nfunction getClippingParents(element) {\n var clippingParents = listScrollParents(getParentNode(element));\n var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle(element).position) >= 0;\n var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element;\n\n if (!isElement(clipperElement)) {\n return [];\n } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414\n\n\n return clippingParents.filter(function (clippingParent) {\n return isElement(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body';\n });\n} // Gets the maximum area that the element is visible in due to any number of\n// clipping parents\n\n\nexport default function getClippingRect(element, boundary, rootBoundary) {\n var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary);\n var clippingParents = [].concat(mainClippingParents, [rootBoundary]);\n var firstClippingParent = clippingParents[0];\n var clippingRect = clippingParents.reduce(function (accRect, clippingParent) {\n var rect = getClientRectFromMixedType(element, clippingParent);\n accRect.top = max(rect.top, accRect.top);\n accRect.right = min(rect.right, accRect.right);\n accRect.bottom = min(rect.bottom, accRect.bottom);\n accRect.left = max(rect.left, accRect.left);\n return accRect;\n }, getClientRectFromMixedType(element, firstClippingParent));\n clippingRect.width = clippingRect.right - clippingRect.left;\n clippingRect.height = clippingRect.bottom - clippingRect.top;\n clippingRect.x = clippingRect.left;\n clippingRect.y = clippingRect.top;\n return clippingRect;\n}", "import getBasePlacement from \"./getBasePlacement.js\";\nimport getVariation from \"./getVariation.js\";\nimport getMainAxisFromPlacement from \"./getMainAxisFromPlacement.js\";\nimport { top, right, bottom, left, start, end } from \"../enums.js\";\nexport default function computeOffsets(_ref) {\n var reference = _ref.reference,\n element = _ref.element,\n placement = _ref.placement;\n var basePlacement = placement ? getBasePlacement(placement) : null;\n var variation = placement ? getVariation(placement) : null;\n var commonX = reference.x + reference.width / 2 - element.width / 2;\n var commonY = reference.y + reference.height / 2 - element.height / 2;\n var offsets;\n\n switch (basePlacement) {\n case top:\n offsets = {\n x: commonX,\n y: reference.y - element.height\n };\n break;\n\n case bottom:\n offsets = {\n x: commonX,\n y: reference.y + reference.height\n };\n break;\n\n case right:\n offsets = {\n x: reference.x + reference.width,\n y: commonY\n };\n break;\n\n case left:\n offsets = {\n x: reference.x - element.width,\n y: commonY\n };\n break;\n\n default:\n offsets = {\n x: reference.x,\n y: reference.y\n };\n }\n\n var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null;\n\n if (mainAxis != null) {\n var len = mainAxis === 'y' ? 'height' : 'width';\n\n switch (variation) {\n case start:\n offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2);\n break;\n\n case end:\n offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2);\n break;\n\n default:\n }\n }\n\n return offsets;\n}", "import getClippingRect from \"../dom-utils/getClippingRect.js\";\nimport getDocumentElement from \"../dom-utils/getDocumentElement.js\";\nimport getBoundingClientRect from \"../dom-utils/getBoundingClientRect.js\";\nimport computeOffsets from \"./computeOffsets.js\";\nimport rectToClientRect from \"./rectToClientRect.js\";\nimport { clippingParents, reference, popper, bottom, top, right, basePlacements, viewport } from \"../enums.js\";\nimport { isElement } from \"../dom-utils/instanceOf.js\";\nimport mergePaddingObject from \"./mergePaddingObject.js\";\nimport expandToHashMap from \"./expandToHashMap.js\"; // eslint-disable-next-line import/no-unused-modules\n\nexport default function detectOverflow(state, options) {\n if (options === void 0) {\n options = {};\n }\n\n var _options = options,\n _options$placement = _options.placement,\n placement = _options$placement === void 0 ? state.placement : _options$placement,\n _options$boundary = _options.boundary,\n boundary = _options$boundary === void 0 ? clippingParents : _options$boundary,\n _options$rootBoundary = _options.rootBoundary,\n rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary,\n _options$elementConte = _options.elementContext,\n elementContext = _options$elementConte === void 0 ? popper : _options$elementConte,\n _options$altBoundary = _options.altBoundary,\n altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary,\n _options$padding = _options.padding,\n padding = _options$padding === void 0 ? 0 : _options$padding;\n var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements));\n var altContext = elementContext === popper ? reference : popper;\n var popperRect = state.rects.popper;\n var element = state.elements[altBoundary ? altContext : elementContext];\n var clippingClientRect = getClippingRect(isElement(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary);\n var referenceClientRect = getBoundingClientRect(state.elements.reference);\n var popperOffsets = computeOffsets({\n reference: referenceClientRect,\n element: popperRect,\n strategy: 'absolute',\n placement: placement\n });\n var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets));\n var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect\n // 0 or negative = within the clipping rect\n\n var overflowOffsets = {\n top: clippingClientRect.top - elementClientRect.top + paddingObject.top,\n bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom,\n left: clippingClientRect.left - elementClientRect.left + paddingObject.left,\n right: elementClientRect.right - clippingClientRect.right + paddingObject.right\n };\n var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element\n\n if (elementContext === popper && offsetData) {\n var offset = offsetData[placement];\n Object.keys(overflowOffsets).forEach(function (key) {\n var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1;\n var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x';\n overflowOffsets[key] += offset[axis] * multiply;\n });\n }\n\n return overflowOffsets;\n}", "import getVariation from \"./getVariation.js\";\nimport { variationPlacements, basePlacements, placements as allPlacements } from \"../enums.js\";\nimport detectOverflow from \"./detectOverflow.js\";\nimport getBasePlacement from \"./getBasePlacement.js\";\nexport default function computeAutoPlacement(state, options) {\n if (options === void 0) {\n options = {};\n }\n\n var _options = options,\n placement = _options.placement,\n boundary = _options.boundary,\n rootBoundary = _options.rootBoundary,\n padding = _options.padding,\n flipVariations = _options.flipVariations,\n _options$allowedAutoP = _options.allowedAutoPlacements,\n allowedAutoPlacements = _options$allowedAutoP === void 0 ? allPlacements : _options$allowedAutoP;\n var variation = getVariation(placement);\n var placements = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) {\n return getVariation(placement) === variation;\n }) : basePlacements;\n var allowedPlacements = placements.filter(function (placement) {\n return allowedAutoPlacements.indexOf(placement) >= 0;\n });\n\n if (allowedPlacements.length === 0) {\n allowedPlacements = placements;\n\n if (process.env.NODE_ENV !== \"production\") {\n console.error(['Popper: The `allowedAutoPlacements` option did not allow any', 'placements. Ensure the `placement` option matches the variation', 'of the allowed placements.', 'For example, \"auto\" cannot be used to allow \"bottom-start\".', 'Use \"auto-start\" instead.'].join(' '));\n }\n } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions...\n\n\n var overflows = allowedPlacements.reduce(function (acc, placement) {\n acc[placement] = detectOverflow(state, {\n placement: placement,\n boundary: boundary,\n rootBoundary: rootBoundary,\n padding: padding\n })[getBasePlacement(placement)];\n return acc;\n }, {});\n return Object.keys(overflows).sort(function (a, b) {\n return overflows[a] - overflows[b];\n });\n}", "import getOppositePlacement from \"../utils/getOppositePlacement.js\";\nimport getBasePlacement from \"../utils/getBasePlacement.js\";\nimport getOppositeVariationPlacement from \"../utils/getOppositeVariationPlacement.js\";\nimport detectOverflow from \"../utils/detectOverflow.js\";\nimport computeAutoPlacement from \"../utils/computeAutoPlacement.js\";\nimport { bottom, top, start, right, left, auto } from \"../enums.js\";\nimport getVariation from \"../utils/getVariation.js\"; // eslint-disable-next-line import/no-unused-modules\n\nfunction getExpandedFallbackPlacements(placement) {\n if (getBasePlacement(placement) === auto) {\n return [];\n }\n\n var oppositePlacement = getOppositePlacement(placement);\n return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)];\n}\n\nfunction flip(_ref) {\n var state = _ref.state,\n options = _ref.options,\n name = _ref.name;\n\n if (state.modifiersData[name]._skip) {\n return;\n }\n\n var _options$mainAxis = options.mainAxis,\n checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis,\n _options$altAxis = options.altAxis,\n checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis,\n specifiedFallbackPlacements = options.fallbackPlacements,\n padding = options.padding,\n boundary = options.boundary,\n rootBoundary = options.rootBoundary,\n altBoundary = options.altBoundary,\n _options$flipVariatio = options.flipVariations,\n flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio,\n allowedAutoPlacements = options.allowedAutoPlacements;\n var preferredPlacement = state.options.placement;\n var basePlacement = getBasePlacement(preferredPlacement);\n var isBasePlacement = basePlacement === preferredPlacement;\n var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement));\n var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) {\n return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, {\n placement: placement,\n boundary: boundary,\n rootBoundary: rootBoundary,\n padding: padding,\n flipVariations: flipVariations,\n allowedAutoPlacements: allowedAutoPlacements\n }) : placement);\n }, []);\n var referenceRect = state.rects.reference;\n var popperRect = state.rects.popper;\n var checksMap = new Map();\n var makeFallbackChecks = true;\n var firstFittingPlacement = placements[0];\n\n for (var i = 0; i < placements.length; i++) {\n var placement = placements[i];\n\n var _basePlacement = getBasePlacement(placement);\n\n var isStartVariation = getVariation(placement) === start;\n var isVertical = [top, bottom].indexOf(_basePlacement) >= 0;\n var len = isVertical ? 'width' : 'height';\n var overflow = detectOverflow(state, {\n placement: placement,\n boundary: boundary,\n rootBoundary: rootBoundary,\n altBoundary: altBoundary,\n padding: padding\n });\n var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top;\n\n if (referenceRect[len] > popperRect[len]) {\n mainVariationSide = getOppositePlacement(mainVariationSide);\n }\n\n var altVariationSide = getOppositePlacement(mainVariationSide);\n var checks = [];\n\n if (checkMainAxis) {\n checks.push(overflow[_basePlacement] <= 0);\n }\n\n if (checkAltAxis) {\n checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0);\n }\n\n if (checks.every(function (check) {\n return check;\n })) {\n firstFittingPlacement = placement;\n makeFallbackChecks = false;\n break;\n }\n\n checksMap.set(placement, checks);\n }\n\n if (makeFallbackChecks) {\n // `2` may be desired in some cases \u2013 research later\n var numberOfChecks = flipVariations ? 3 : 1;\n\n var _loop = function _loop(_i) {\n var fittingPlacement = placements.find(function (placement) {\n var checks = checksMap.get(placement);\n\n if (checks) {\n return checks.slice(0, _i).every(function (check) {\n return check;\n });\n }\n });\n\n if (fittingPlacement) {\n firstFittingPlacement = fittingPlacement;\n return \"break\";\n }\n };\n\n for (var _i = numberOfChecks; _i > 0; _i--) {\n var _ret = _loop(_i);\n\n if (_ret === \"break\") break;\n }\n }\n\n if (state.placement !== firstFittingPlacement) {\n state.modifiersData[name]._skip = true;\n state.placement = firstFittingPlacement;\n state.reset = true;\n }\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'flip',\n enabled: true,\n phase: 'main',\n fn: flip,\n requiresIfExists: ['offset'],\n data: {\n _skip: false\n }\n};", "import { top, bottom, left, right } from \"../enums.js\";\nimport detectOverflow from \"../utils/detectOverflow.js\";\n\nfunction getSideOffsets(overflow, rect, preventedOffsets) {\n if (preventedOffsets === void 0) {\n preventedOffsets = {\n x: 0,\n y: 0\n };\n }\n\n return {\n top: overflow.top - rect.height - preventedOffsets.y,\n right: overflow.right - rect.width + preventedOffsets.x,\n bottom: overflow.bottom - rect.height + preventedOffsets.y,\n left: overflow.left - rect.width - preventedOffsets.x\n };\n}\n\nfunction isAnySideFullyClipped(overflow) {\n return [top, right, bottom, left].some(function (side) {\n return overflow[side] >= 0;\n });\n}\n\nfunction hide(_ref) {\n var state = _ref.state,\n name = _ref.name;\n var referenceRect = state.rects.reference;\n var popperRect = state.rects.popper;\n var preventedOffsets = state.modifiersData.preventOverflow;\n var referenceOverflow = detectOverflow(state, {\n elementContext: 'reference'\n });\n var popperAltOverflow = detectOverflow(state, {\n altBoundary: true\n });\n var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect);\n var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets);\n var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets);\n var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets);\n state.modifiersData[name] = {\n referenceClippingOffsets: referenceClippingOffsets,\n popperEscapeOffsets: popperEscapeOffsets,\n isReferenceHidden: isReferenceHidden,\n hasPopperEscaped: hasPopperEscaped\n };\n state.attributes.popper = Object.assign({}, state.attributes.popper, {\n 'data-popper-reference-hidden': isReferenceHidden,\n 'data-popper-escaped': hasPopperEscaped\n });\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'hide',\n enabled: true,\n phase: 'main',\n requiresIfExists: ['preventOverflow'],\n fn: hide\n};", "import getBasePlacement from \"../utils/getBasePlacement.js\";\nimport { top, left, right, placements } from \"../enums.js\"; // eslint-disable-next-line import/no-unused-modules\n\nexport function distanceAndSkiddingToXY(placement, rects, offset) {\n var basePlacement = getBasePlacement(placement);\n var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1;\n\n var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, {\n placement: placement\n })) : offset,\n skidding = _ref[0],\n distance = _ref[1];\n\n skidding = skidding || 0;\n distance = (distance || 0) * invertDistance;\n return [left, right].indexOf(basePlacement) >= 0 ? {\n x: distance,\n y: skidding\n } : {\n x: skidding,\n y: distance\n };\n}\n\nfunction offset(_ref2) {\n var state = _ref2.state,\n options = _ref2.options,\n name = _ref2.name;\n var _options$offset = options.offset,\n offset = _options$offset === void 0 ? [0, 0] : _options$offset;\n var data = placements.reduce(function (acc, placement) {\n acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset);\n return acc;\n }, {});\n var _data$state$placement = data[state.placement],\n x = _data$state$placement.x,\n y = _data$state$placement.y;\n\n if (state.modifiersData.popperOffsets != null) {\n state.modifiersData.popperOffsets.x += x;\n state.modifiersData.popperOffsets.y += y;\n }\n\n state.modifiersData[name] = data;\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'offset',\n enabled: true,\n phase: 'main',\n requires: ['popperOffsets'],\n fn: offset\n};", "import computeOffsets from \"../utils/computeOffsets.js\";\n\nfunction popperOffsets(_ref) {\n var state = _ref.state,\n name = _ref.name;\n // Offsets are the actual position the popper needs to have to be\n // properly positioned near its reference element\n // This is the most basic placement, and will be adjusted by\n // the modifiers in the next step\n state.modifiersData[name] = computeOffsets({\n reference: state.rects.reference,\n element: state.rects.popper,\n strategy: 'absolute',\n placement: state.placement\n });\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'popperOffsets',\n enabled: true,\n phase: 'read',\n fn: popperOffsets,\n data: {}\n};", "export default function getAltAxis(axis) {\n return axis === 'x' ? 'y' : 'x';\n}", "import { top, left, right, bottom, start } from \"../enums.js\";\nimport getBasePlacement from \"../utils/getBasePlacement.js\";\nimport getMainAxisFromPlacement from \"../utils/getMainAxisFromPlacement.js\";\nimport getAltAxis from \"../utils/getAltAxis.js\";\nimport { within, withinMaxClamp } from \"../utils/within.js\";\nimport getLayoutRect from \"../dom-utils/getLayoutRect.js\";\nimport getOffsetParent from \"../dom-utils/getOffsetParent.js\";\nimport detectOverflow from \"../utils/detectOverflow.js\";\nimport getVariation from \"../utils/getVariation.js\";\nimport getFreshSideObject from \"../utils/getFreshSideObject.js\";\nimport { min as mathMin, max as mathMax } from \"../utils/math.js\";\n\nfunction preventOverflow(_ref) {\n var state = _ref.state,\n options = _ref.options,\n name = _ref.name;\n var _options$mainAxis = options.mainAxis,\n checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis,\n _options$altAxis = options.altAxis,\n checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis,\n boundary = options.boundary,\n rootBoundary = options.rootBoundary,\n altBoundary = options.altBoundary,\n padding = options.padding,\n _options$tether = options.tether,\n tether = _options$tether === void 0 ? true : _options$tether,\n _options$tetherOffset = options.tetherOffset,\n tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset;\n var overflow = detectOverflow(state, {\n boundary: boundary,\n rootBoundary: rootBoundary,\n padding: padding,\n altBoundary: altBoundary\n });\n var basePlacement = getBasePlacement(state.placement);\n var variation = getVariation(state.placement);\n var isBasePlacement = !variation;\n var mainAxis = getMainAxisFromPlacement(basePlacement);\n var altAxis = getAltAxis(mainAxis);\n var popperOffsets = state.modifiersData.popperOffsets;\n var referenceRect = state.rects.reference;\n var popperRect = state.rects.popper;\n var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, {\n placement: state.placement\n })) : tetherOffset;\n var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? {\n mainAxis: tetherOffsetValue,\n altAxis: tetherOffsetValue\n } : Object.assign({\n mainAxis: 0,\n altAxis: 0\n }, tetherOffsetValue);\n var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null;\n var data = {\n x: 0,\n y: 0\n };\n\n if (!popperOffsets) {\n return;\n }\n\n if (checkMainAxis) {\n var _offsetModifierState$;\n\n var mainSide = mainAxis === 'y' ? top : left;\n var altSide = mainAxis === 'y' ? bottom : right;\n var len = mainAxis === 'y' ? 'height' : 'width';\n var offset = popperOffsets[mainAxis];\n var min = offset + overflow[mainSide];\n var max = offset - overflow[altSide];\n var additive = tether ? -popperRect[len] / 2 : 0;\n var minLen = variation === start ? referenceRect[len] : popperRect[len];\n var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go\n // outside the reference bounds\n\n var arrowElement = state.elements.arrow;\n var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : {\n width: 0,\n height: 0\n };\n var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject();\n var arrowPaddingMin = arrowPaddingObject[mainSide];\n var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want\n // to include its full size in the calculation. If the reference is small\n // and near the edge of a boundary, the popper can overflow even if the\n // reference is not overflowing as well (e.g. virtual elements with no\n // width or height)\n\n var arrowLen = within(0, referenceRect[len], arrowRect[len]);\n var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis;\n var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis;\n var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow);\n var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0;\n var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0;\n var tetherMin = offset + minOffset - offsetModifierValue - clientOffset;\n var tetherMax = offset + maxOffset - offsetModifierValue;\n var preventedOffset = within(tether ? mathMin(min, tetherMin) : min, offset, tether ? mathMax(max, tetherMax) : max);\n popperOffsets[mainAxis] = preventedOffset;\n data[mainAxis] = preventedOffset - offset;\n }\n\n if (checkAltAxis) {\n var _offsetModifierState$2;\n\n var _mainSide = mainAxis === 'x' ? top : left;\n\n var _altSide = mainAxis === 'x' ? bottom : right;\n\n var _offset = popperOffsets[altAxis];\n\n var _len = altAxis === 'y' ? 'height' : 'width';\n\n var _min = _offset + overflow[_mainSide];\n\n var _max = _offset - overflow[_altSide];\n\n var isOriginSide = [top, left].indexOf(basePlacement) !== -1;\n\n var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0;\n\n var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis;\n\n var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max;\n\n var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max);\n\n popperOffsets[altAxis] = _preventedOffset;\n data[altAxis] = _preventedOffset - _offset;\n }\n\n state.modifiersData[name] = data;\n} // eslint-disable-next-line import/no-unused-modules\n\n\nexport default {\n name: 'preventOverflow',\n enabled: true,\n phase: 'main',\n fn: preventOverflow,\n requiresIfExists: ['offset']\n};", "export { default as applyStyles } from \"./applyStyles.js\";\nexport { default as arrow } from \"./arrow.js\";\nexport { default as computeStyles } from \"./computeStyles.js\";\nexport { default as eventListeners } from \"./eventListeners.js\";\nexport { default as flip } from \"./flip.js\";\nexport { default as hide } from \"./hide.js\";\nexport { default as offset } from \"./offset.js\";\nexport { default as popperOffsets } from \"./popperOffsets.js\";\nexport { default as preventOverflow } from \"./preventOverflow.js\";", "export default function getHTMLElementScroll(element) {\n return {\n scrollLeft: element.scrollLeft,\n scrollTop: element.scrollTop\n };\n}", "import getWindowScroll from \"./getWindowScroll.js\";\nimport getWindow from \"./getWindow.js\";\nimport { isHTMLElement } from \"./instanceOf.js\";\nimport getHTMLElementScroll from \"./getHTMLElementScroll.js\";\nexport default function getNodeScroll(node) {\n if (node === getWindow(node) || !isHTMLElement(node)) {\n return getWindowScroll(node);\n } else {\n return getHTMLElementScroll(node);\n }\n}", "import getBoundingClientRect from \"./getBoundingClientRect.js\";\nimport getNodeScroll from \"./getNodeScroll.js\";\nimport getNodeName from \"./getNodeName.js\";\nimport { isHTMLElement } from \"./instanceOf.js\";\nimport getWindowScrollBarX from \"./getWindowScrollBarX.js\";\nimport getDocumentElement from \"./getDocumentElement.js\";\nimport isScrollParent from \"./isScrollParent.js\";\nimport { round } from \"../utils/math.js\";\n\nfunction isElementScaled(element) {\n var rect = element.getBoundingClientRect();\n var scaleX = round(rect.width) / element.offsetWidth || 1;\n var scaleY = round(rect.height) / element.offsetHeight || 1;\n return scaleX !== 1 || scaleY !== 1;\n} // Returns the composite rect of an element relative to its offsetParent.\n// Composite means it takes into account transforms as well as layout.\n\n\nexport default function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) {\n if (isFixed === void 0) {\n isFixed = false;\n }\n\n var isOffsetParentAnElement = isHTMLElement(offsetParent);\n var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent);\n var documentElement = getDocumentElement(offsetParent);\n var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled);\n var scroll = {\n scrollLeft: 0,\n scrollTop: 0\n };\n var offsets = {\n x: 0,\n y: 0\n };\n\n if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {\n if (getNodeName(offsetParent) !== 'body' || // https://github.com/popperjs/popper-core/issues/1078\n isScrollParent(documentElement)) {\n scroll = getNodeScroll(offsetParent);\n }\n\n if (isHTMLElement(offsetParent)) {\n offsets = getBoundingClientRect(offsetParent, true);\n offsets.x += offsetParent.clientLeft;\n offsets.y += offsetParent.clientTop;\n } else if (documentElement) {\n offsets.x = getWindowScrollBarX(documentElement);\n }\n }\n\n return {\n x: rect.left + scroll.scrollLeft - offsets.x,\n y: rect.top + scroll.scrollTop - offsets.y,\n width: rect.width,\n height: rect.height\n };\n}", "import { modifierPhases } from \"../enums.js\"; // source: https://stackoverflow.com/questions/49875255\n\nfunction order(modifiers) {\n var map = new Map();\n var visited = new Set();\n var result = [];\n modifiers.forEach(function (modifier) {\n map.set(modifier.name, modifier);\n }); // On visiting object, check for its dependencies and visit them recursively\n\n function sort(modifier) {\n visited.add(modifier.name);\n var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []);\n requires.forEach(function (dep) {\n if (!visited.has(dep)) {\n var depModifier = map.get(dep);\n\n if (depModifier) {\n sort(depModifier);\n }\n }\n });\n result.push(modifier);\n }\n\n modifiers.forEach(function (modifier) {\n if (!visited.has(modifier.name)) {\n // check for visited object\n sort(modifier);\n }\n });\n return result;\n}\n\nexport default function orderModifiers(modifiers) {\n // order based on dependencies\n var orderedModifiers = order(modifiers); // order based on phase\n\n return modifierPhases.reduce(function (acc, phase) {\n return acc.concat(orderedModifiers.filter(function (modifier) {\n return modifier.phase === phase;\n }));\n }, []);\n}", "export default function debounce(fn) {\n var pending;\n return function () {\n if (!pending) {\n pending = new Promise(function (resolve) {\n Promise.resolve().then(function () {\n pending = undefined;\n resolve(fn());\n });\n });\n }\n\n return pending;\n };\n}", "export default function mergeByName(modifiers) {\n var merged = modifiers.reduce(function (merged, current) {\n var existing = merged[current.name];\n merged[current.name] = existing ? Object.assign({}, existing, current, {\n options: Object.assign({}, existing.options, current.options),\n data: Object.assign({}, existing.data, current.data)\n }) : current;\n return merged;\n }, {}); // IE11 does not support Object.values\n\n return Object.keys(merged).map(function (key) {\n return merged[key];\n });\n}", "import getCompositeRect from \"./dom-utils/getCompositeRect.js\";\nimport getLayoutRect from \"./dom-utils/getLayoutRect.js\";\nimport listScrollParents from \"./dom-utils/listScrollParents.js\";\nimport getOffsetParent from \"./dom-utils/getOffsetParent.js\";\nimport getComputedStyle from \"./dom-utils/getComputedStyle.js\";\nimport orderModifiers from \"./utils/orderModifiers.js\";\nimport debounce from \"./utils/debounce.js\";\nimport validateModifiers from \"./utils/validateModifiers.js\";\nimport uniqueBy from \"./utils/uniqueBy.js\";\nimport getBasePlacement from \"./utils/getBasePlacement.js\";\nimport mergeByName from \"./utils/mergeByName.js\";\nimport detectOverflow from \"./utils/detectOverflow.js\";\nimport { isElement } from \"./dom-utils/instanceOf.js\";\nimport { auto } from \"./enums.js\";\nvar INVALID_ELEMENT_ERROR = 'Popper: Invalid reference or popper argument provided. They must be either a DOM element or virtual element.';\nvar INFINITE_LOOP_ERROR = 'Popper: An infinite loop in the modifiers cycle has been detected! The cycle has been interrupted to prevent a browser crash.';\nvar DEFAULT_OPTIONS = {\n placement: 'bottom',\n modifiers: [],\n strategy: 'absolute'\n};\n\nfunction areValidElements() {\n for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {\n args[_key] = arguments[_key];\n }\n\n return !args.some(function (element) {\n return !(element && typeof element.getBoundingClientRect === 'function');\n });\n}\n\nexport function popperGenerator(generatorOptions) {\n if (generatorOptions === void 0) {\n generatorOptions = {};\n }\n\n var _generatorOptions = generatorOptions,\n _generatorOptions$def = _generatorOptions.defaultModifiers,\n defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def,\n _generatorOptions$def2 = _generatorOptions.defaultOptions,\n defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2;\n return function createPopper(reference, popper, options) {\n if (options === void 0) {\n options = defaultOptions;\n }\n\n var state = {\n placement: 'bottom',\n orderedModifiers: [],\n options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions),\n modifiersData: {},\n elements: {\n reference: reference,\n popper: popper\n },\n attributes: {},\n styles: {}\n };\n var effectCleanupFns = [];\n var isDestroyed = false;\n var instance = {\n state: state,\n setOptions: function setOptions(setOptionsAction) {\n var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction;\n cleanupModifierEffects();\n state.options = Object.assign({}, defaultOptions, state.options, options);\n state.scrollParents = {\n reference: isElement(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [],\n popper: listScrollParents(popper)\n }; // Orders the modifiers based on their dependencies and `phase`\n // properties\n\n var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers\n\n state.orderedModifiers = orderedModifiers.filter(function (m) {\n return m.enabled;\n }); // Validate the provided modifiers so that the consumer will get warned\n // if one of the modifiers is invalid for any reason\n\n if (process.env.NODE_ENV !== \"production\") {\n var modifiers = uniqueBy([].concat(orderedModifiers, state.options.modifiers), function (_ref) {\n var name = _ref.name;\n return name;\n });\n validateModifiers(modifiers);\n\n if (getBasePlacement(state.options.placement) === auto) {\n var flipModifier = state.orderedModifiers.find(function (_ref2) {\n var name = _ref2.name;\n return name === 'flip';\n });\n\n if (!flipModifier) {\n console.error(['Popper: \"auto\" placements require the \"flip\" modifier be', 'present and enabled to work.'].join(' '));\n }\n }\n\n var _getComputedStyle = getComputedStyle(popper),\n marginTop = _getComputedStyle.marginTop,\n marginRight = _getComputedStyle.marginRight,\n marginBottom = _getComputedStyle.marginBottom,\n marginLeft = _getComputedStyle.marginLeft; // We no longer take into account `margins` on the popper, and it can\n // cause bugs with positioning, so we'll warn the consumer\n\n\n if ([marginTop, marginRight, marginBottom, marginLeft].some(function (margin) {\n return parseFloat(margin);\n })) {\n console.warn(['Popper: CSS \"margin\" styles cannot be used to apply padding', 'between the popper and its reference element or boundary.', 'To replicate margin, use the `offset` modifier, as well as', 'the `padding` option in the `preventOverflow` and `flip`', 'modifiers.'].join(' '));\n }\n }\n\n runModifierEffects();\n return instance.update();\n },\n // Sync update \u2013 it will always be executed, even if not necessary. This\n // is useful for low frequency updates where sync behavior simplifies the\n // logic.\n // For high frequency updates (e.g. `resize` and `scroll` events), always\n // prefer the async Popper#update method\n forceUpdate: function forceUpdate() {\n if (isDestroyed) {\n return;\n }\n\n var _state$elements = state.elements,\n reference = _state$elements.reference,\n popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements\n // anymore\n\n if (!areValidElements(reference, popper)) {\n if (process.env.NODE_ENV !== \"production\") {\n console.error(INVALID_ELEMENT_ERROR);\n }\n\n return;\n } // Store the reference and popper rects to be read by modifiers\n\n\n state.rects = {\n reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'),\n popper: getLayoutRect(popper)\n }; // Modifiers have the ability to reset the current update cycle. The\n // most common use case for this is the `flip` modifier changing the\n // placement, which then needs to re-run all the modifiers, because the\n // logic was previously ran for the previous placement and is therefore\n // stale/incorrect\n\n state.reset = false;\n state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier\n // is filled with the initial data specified by the modifier. This means\n // it doesn't persist and is fresh on each update.\n // To ensure persistent data, use `${name}#persistent`\n\n state.orderedModifiers.forEach(function (modifier) {\n return state.modifiersData[modifier.name] = Object.assign({}, modifier.data);\n });\n var __debug_loops__ = 0;\n\n for (var index = 0; index < state.orderedModifiers.length; index++) {\n if (process.env.NODE_ENV !== \"production\") {\n __debug_loops__ += 1;\n\n if (__debug_loops__ > 100) {\n console.error(INFINITE_LOOP_ERROR);\n break;\n }\n }\n\n if (state.reset === true) {\n state.reset = false;\n index = -1;\n continue;\n }\n\n var _state$orderedModifie = state.orderedModifiers[index],\n fn = _state$orderedModifie.fn,\n _state$orderedModifie2 = _state$orderedModifie.options,\n _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2,\n name = _state$orderedModifie.name;\n\n if (typeof fn === 'function') {\n state = fn({\n state: state,\n options: _options,\n name: name,\n instance: instance\n }) || state;\n }\n }\n },\n // Async and optimistically optimized update \u2013 it will not be executed if\n // not necessary (debounced to run at most once-per-tick)\n update: debounce(function () {\n return new Promise(function (resolve) {\n instance.forceUpdate();\n resolve(state);\n });\n }),\n destroy: function destroy() {\n cleanupModifierEffects();\n isDestroyed = true;\n }\n };\n\n if (!areValidElements(reference, popper)) {\n if (process.env.NODE_ENV !== \"production\") {\n console.error(INVALID_ELEMENT_ERROR);\n }\n\n return instance;\n }\n\n instance.setOptions(options).then(function (state) {\n if (!isDestroyed && options.onFirstUpdate) {\n options.onFirstUpdate(state);\n }\n }); // Modifiers have the ability to execute arbitrary code before the first\n // update cycle runs. They will be executed in the same order as the update\n // cycle. This is useful when a modifier adds some persistent data that\n // other modifiers need to use, but the modifier is run after the dependent\n // one.\n\n function runModifierEffects() {\n state.orderedModifiers.forEach(function (_ref3) {\n var name = _ref3.name,\n _ref3$options = _ref3.options,\n options = _ref3$options === void 0 ? {} : _ref3$options,\n effect = _ref3.effect;\n\n if (typeof effect === 'function') {\n var cleanupFn = effect({\n state: state,\n name: name,\n instance: instance,\n options: options\n });\n\n var noopFn = function noopFn() {};\n\n effectCleanupFns.push(cleanupFn || noopFn);\n }\n });\n }\n\n function cleanupModifierEffects() {\n effectCleanupFns.forEach(function (fn) {\n return fn();\n });\n effectCleanupFns = [];\n }\n\n return instance;\n };\n}\nexport var createPopper = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules\n\nexport { detectOverflow };", "import { popperGenerator, detectOverflow } from \"./createPopper.js\";\nimport eventListeners from \"./modifiers/eventListeners.js\";\nimport popperOffsets from \"./modifiers/popperOffsets.js\";\nimport computeStyles from \"./modifiers/computeStyles.js\";\nimport applyStyles from \"./modifiers/applyStyles.js\";\nvar defaultModifiers = [eventListeners, popperOffsets, computeStyles, applyStyles];\nvar createPopper = /*#__PURE__*/popperGenerator({\n defaultModifiers: defaultModifiers\n}); // eslint-disable-next-line import/no-unused-modules\n\nexport { createPopper, popperGenerator, defaultModifiers, detectOverflow };", "import { popperGenerator, detectOverflow } from \"./createPopper.js\";\nimport eventListeners from \"./modifiers/eventListeners.js\";\nimport popperOffsets from \"./modifiers/popperOffsets.js\";\nimport computeStyles from \"./modifiers/computeStyles.js\";\nimport applyStyles from \"./modifiers/applyStyles.js\";\nimport offset from \"./modifiers/offset.js\";\nimport flip from \"./modifiers/flip.js\";\nimport preventOverflow from \"./modifiers/preventOverflow.js\";\nimport arrow from \"./modifiers/arrow.js\";\nimport hide from \"./modifiers/hide.js\";\nvar defaultModifiers = [eventListeners, popperOffsets, computeStyles, applyStyles, offset, flip, preventOverflow, arrow, hide];\nvar createPopper = /*#__PURE__*/popperGenerator({\n defaultModifiers: defaultModifiers\n}); // eslint-disable-next-line import/no-unused-modules\n\nexport { createPopper, popperGenerator, defaultModifiers, detectOverflow }; // eslint-disable-next-line import/no-unused-modules\n\nexport { createPopper as createPopperLite } from \"./popper-lite.js\"; // eslint-disable-next-line import/no-unused-modules\n\nexport * from \"./modifiers/index.js\";", "export * from \"./enums.js\";\nexport * from \"./modifiers/index.js\"; // eslint-disable-next-line import/no-unused-modules\n\nexport { popperGenerator, detectOverflow, createPopper as createPopperBase } from \"./createPopper.js\"; // eslint-disable-next-line import/no-unused-modules\n\nexport { createPopper } from \"./popper.js\"; // eslint-disable-next-line import/no-unused-modules\n\nexport { createPopper as createPopperLite } from \"./popper-lite.js\";", "/*\r\n * @namespace Util\r\n *\r\n * Various utility functions, used by Leaflet internally.\r\n */\r\n\r\n// @function extend(dest: Object, src?: Object): Object\r\n// Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut.\r\nexport function extend(dest) {\r\n\tvar i, j, len, src;\r\n\r\n\tfor (j = 1, len = arguments.length; j < len; j++) {\r\n\t\tsrc = arguments[j];\r\n\t\tfor (i in src) {\r\n\t\t\tdest[i] = src[i];\r\n\t\t}\r\n\t}\r\n\treturn dest;\r\n}\r\n\r\n// @function create(proto: Object, properties?: Object): Object\r\n// Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create)\r\nexport var create = Object.create || (function () {\r\n\tfunction F() {}\r\n\treturn function (proto) {\r\n\t\tF.prototype = proto;\r\n\t\treturn new F();\r\n\t};\r\n})();\r\n\r\n// @function bind(fn: Function, \u2026): Function\r\n// Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind).\r\n// Has a `L.bind()` shortcut.\r\nexport function bind(fn, obj) {\r\n\tvar slice = Array.prototype.slice;\r\n\r\n\tif (fn.bind) {\r\n\t\treturn fn.bind.apply(fn, slice.call(arguments, 1));\r\n\t}\r\n\r\n\tvar args = slice.call(arguments, 2);\r\n\r\n\treturn function () {\r\n\t\treturn fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);\r\n\t};\r\n}\r\n\r\n// @property lastId: Number\r\n// Last unique ID used by [`stamp()`](#util-stamp)\r\nexport var lastId = 0;\r\n\r\n// @function stamp(obj: Object): Number\r\n// Returns the unique ID of an object, assigning it one if it doesn't have it.\r\nexport function stamp(obj) {\r\n\tif (!('_leaflet_id' in obj)) {\r\n\t\tobj['_leaflet_id'] = ++lastId;\r\n\t}\r\n\treturn obj._leaflet_id;\r\n}\r\n\r\n// @function throttle(fn: Function, time: Number, context: Object): Function\r\n// Returns a function which executes function `fn` with the given scope `context`\r\n// (so that the `this` keyword refers to `context` inside `fn`'s code). The function\r\n// `fn` will be called no more than one time per given amount of `time`. The arguments\r\n// received by the bound function will be any arguments passed when binding the\r\n// function, followed by any arguments passed when invoking the bound function.\r\n// Has an `L.throttle` shortcut.\r\nexport function throttle(fn, time, context) {\r\n\tvar lock, args, wrapperFn, later;\r\n\r\n\tlater = function () {\r\n\t\t// reset lock and call if queued\r\n\t\tlock = false;\r\n\t\tif (args) {\r\n\t\t\twrapperFn.apply(context, args);\r\n\t\t\targs = false;\r\n\t\t}\r\n\t};\r\n\r\n\twrapperFn = function () {\r\n\t\tif (lock) {\r\n\t\t\t// called too soon, queue to call later\r\n\t\t\targs = arguments;\r\n\r\n\t\t} else {\r\n\t\t\t// call and lock until later\r\n\t\t\tfn.apply(context, arguments);\r\n\t\t\tsetTimeout(later, time);\r\n\t\t\tlock = true;\r\n\t\t}\r\n\t};\r\n\r\n\treturn wrapperFn;\r\n}\r\n\r\n// @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number\r\n// Returns the number `num` modulo `range` in such a way so it lies within\r\n// `range[0]` and `range[1]`. The returned value will be always smaller than\r\n// `range[1]` unless `includeMax` is set to `true`.\r\nexport function wrapNum(x, range, includeMax) {\r\n\tvar max = range[1],\r\n\t min = range[0],\r\n\t d = max - min;\r\n\treturn x === max && includeMax ? x : ((x - min) % d + d) % d + min;\r\n}\r\n\r\n// @function falseFn(): Function\r\n// Returns a function which always returns `false`.\r\nexport function falseFn() { return false; }\r\n\r\n// @function formatNum(num: Number, precision?: Number|false): Number\r\n// Returns the number `num` rounded with specified `precision`.\r\n// The default `precision` value is 6 decimal places.\r\n// `false` can be passed to skip any processing (can be useful to avoid round-off errors).\r\nexport function formatNum(num, precision) {\r\n\tif (precision === false) { return num; }\r\n\tvar pow = Math.pow(10, precision === undefined ? 6 : precision);\r\n\treturn Math.round(num * pow) / pow;\r\n}\r\n\r\n// @function trim(str: String): String\r\n// Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim)\r\nexport function trim(str) {\r\n\treturn str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g, '');\r\n}\r\n\r\n// @function splitWords(str: String): String[]\r\n// Trims and splits the string on whitespace and returns the array of parts.\r\nexport function splitWords(str) {\r\n\treturn trim(str).split(/\\s+/);\r\n}\r\n\r\n// @function setOptions(obj: Object, options: Object): Object\r\n// Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut.\r\nexport function setOptions(obj, options) {\r\n\tif (!Object.prototype.hasOwnProperty.call(obj, 'options')) {\r\n\t\tobj.options = obj.options ? create(obj.options) : {};\r\n\t}\r\n\tfor (var i in options) {\r\n\t\tobj.options[i] = options[i];\r\n\t}\r\n\treturn obj.options;\r\n}\r\n\r\n// @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String\r\n// Converts an object into a parameter URL string, e.g. `{a: \"foo\", b: \"bar\"}`\r\n// translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will\r\n// be appended at the end. If `uppercase` is `true`, the parameter names will\r\n// be uppercased (e.g. `'?A=foo&B=bar'`)\r\nexport function getParamString(obj, existingUrl, uppercase) {\r\n\tvar params = [];\r\n\tfor (var i in obj) {\r\n\t\tparams.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));\r\n\t}\r\n\treturn ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');\r\n}\r\n\r\nvar templateRe = /\\{ *([\\w_ -]+) *\\}/g;\r\n\r\n// @function template(str: String, data: Object): String\r\n// Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`\r\n// and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string\r\n// `('Hello foo, bar')`. You can also specify functions instead of strings for\r\n// data values \u2014 they will be evaluated passing `data` as an argument.\r\nexport function template(str, data) {\r\n\treturn str.replace(templateRe, function (str, key) {\r\n\t\tvar value = data[key];\r\n\r\n\t\tif (value === undefined) {\r\n\t\t\tthrow new Error('No value provided for variable ' + str);\r\n\r\n\t\t} else if (typeof value === 'function') {\r\n\t\t\tvalue = value(data);\r\n\t\t}\r\n\t\treturn value;\r\n\t});\r\n}\r\n\r\n// @function isArray(obj): Boolean\r\n// Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray)\r\nexport var isArray = Array.isArray || function (obj) {\r\n\treturn (Object.prototype.toString.call(obj) === '[object Array]');\r\n};\r\n\r\n// @function indexOf(array: Array, el: Object): Number\r\n// Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf)\r\nexport function indexOf(array, el) {\r\n\tfor (var i = 0; i < array.length; i++) {\r\n\t\tif (array[i] === el) { return i; }\r\n\t}\r\n\treturn -1;\r\n}\r\n\r\n// @property emptyImageUrl: String\r\n// Data URI string containing a base64-encoded empty GIF image.\r\n// Used as a hack to free memory from unused images on WebKit-powered\r\n// mobile devices (by setting image `src` to this string).\r\nexport var emptyImageUrl = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';\r\n\r\n// inspired by https://paulirish.com/2011/requestanimationframe-for-smart-animating/\r\n\r\nfunction getPrefixed(name) {\r\n\treturn window['webkit' + name] || window['moz' + name] || window['ms' + name];\r\n}\r\n\r\nvar lastTime = 0;\r\n\r\n// fallback for IE 7-8\r\nfunction timeoutDefer(fn) {\r\n\tvar time = +new Date(),\r\n\t timeToCall = Math.max(0, 16 - (time - lastTime));\r\n\r\n\tlastTime = time + timeToCall;\r\n\treturn window.setTimeout(fn, timeToCall);\r\n}\r\n\r\nexport var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer;\r\nexport var cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||\r\n\t\tgetPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };\r\n\r\n// @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number\r\n// Schedules `fn` to be executed when the browser repaints. `fn` is bound to\r\n// `context` if given. When `immediate` is set, `fn` is called immediately if\r\n// the browser doesn't have native support for\r\n// [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame),\r\n// otherwise it's delayed. Returns a request ID that can be used to cancel the request.\r\nexport function requestAnimFrame(fn, context, immediate) {\r\n\tif (immediate && requestFn === timeoutDefer) {\r\n\t\tfn.call(context);\r\n\t} else {\r\n\t\treturn requestFn.call(window, bind(fn, context));\r\n\t}\r\n}\r\n\r\n// @function cancelAnimFrame(id: Number): undefined\r\n// Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame).\r\nexport function cancelAnimFrame(id) {\r\n\tif (id) {\r\n\t\tcancelFn.call(window, id);\r\n\t}\r\n}\r\n", "import * as Util from './Util';\r\n\r\n// @class Class\r\n// @aka L.Class\r\n\r\n// @section\r\n// @uninheritable\r\n\r\n// Thanks to John Resig and Dean Edwards for inspiration!\r\n\r\nexport function Class() {}\r\n\r\nClass.extend = function (props) {\r\n\r\n\t// @function extend(props: Object): Function\r\n\t// [Extends the current class](#class-inheritance) given the properties to be included.\r\n\t// Returns a Javascript function that is a class constructor (to be called with `new`).\r\n\tvar NewClass = function () {\r\n\r\n\t\tUtil.setOptions(this);\r\n\r\n\t\t// call the constructor\r\n\t\tif (this.initialize) {\r\n\t\t\tthis.initialize.apply(this, arguments);\r\n\t\t}\r\n\r\n\t\t// call all constructor hooks\r\n\t\tthis.callInitHooks();\r\n\t};\r\n\r\n\tvar parentProto = NewClass.__super__ = this.prototype;\r\n\r\n\tvar proto = Util.create(parentProto);\r\n\tproto.constructor = NewClass;\r\n\r\n\tNewClass.prototype = proto;\r\n\r\n\t// inherit parent's statics\r\n\tfor (var i in this) {\r\n\t\tif (Object.prototype.hasOwnProperty.call(this, i) && i !== 'prototype' && i !== '__super__') {\r\n\t\t\tNewClass[i] = this[i];\r\n\t\t}\r\n\t}\r\n\r\n\t// mix static properties into the class\r\n\tif (props.statics) {\r\n\t\tUtil.extend(NewClass, props.statics);\r\n\t}\r\n\r\n\t// mix includes into the prototype\r\n\tif (props.includes) {\r\n\t\tcheckDeprecatedMixinEvents(props.includes);\r\n\t\tUtil.extend.apply(null, [proto].concat(props.includes));\r\n\t}\r\n\r\n\t// mix given properties into the prototype\r\n\tUtil.extend(proto, props);\r\n\tdelete proto.statics;\r\n\tdelete proto.includes;\r\n\r\n\t// merge options\r\n\tif (proto.options) {\r\n\t\tproto.options = parentProto.options ? Util.create(parentProto.options) : {};\r\n\t\tUtil.extend(proto.options, props.options);\r\n\t}\r\n\r\n\tproto._initHooks = [];\r\n\r\n\t// add method for calling all hooks\r\n\tproto.callInitHooks = function () {\r\n\r\n\t\tif (this._initHooksCalled) { return; }\r\n\r\n\t\tif (parentProto.callInitHooks) {\r\n\t\t\tparentProto.callInitHooks.call(this);\r\n\t\t}\r\n\r\n\t\tthis._initHooksCalled = true;\r\n\r\n\t\tfor (var i = 0, len = proto._initHooks.length; i < len; i++) {\r\n\t\t\tproto._initHooks[i].call(this);\r\n\t\t}\r\n\t};\r\n\r\n\treturn NewClass;\r\n};\r\n\r\n\r\n// @function include(properties: Object): this\r\n// [Includes a mixin](#class-includes) into the current class.\r\nClass.include = function (props) {\r\n\tvar parentOptions = this.prototype.options;\r\n\tUtil.extend(this.prototype, props);\r\n\tif (props.options) {\r\n\t\tthis.prototype.options = parentOptions;\r\n\t\tthis.mergeOptions(props.options);\r\n\t}\r\n\treturn this;\r\n};\r\n\r\n// @function mergeOptions(options: Object): this\r\n// [Merges `options`](#class-options) into the defaults of the class.\r\nClass.mergeOptions = function (options) {\r\n\tUtil.extend(this.prototype.options, options);\r\n\treturn this;\r\n};\r\n\r\n// @function addInitHook(fn: Function): this\r\n// Adds a [constructor hook](#class-constructor-hooks) to the class.\r\nClass.addInitHook = function (fn) { // (Function) || (String, args...)\r\n\tvar args = Array.prototype.slice.call(arguments, 1);\r\n\r\n\tvar init = typeof fn === 'function' ? fn : function () {\r\n\t\tthis[fn].apply(this, args);\r\n\t};\r\n\r\n\tthis.prototype._initHooks = this.prototype._initHooks || [];\r\n\tthis.prototype._initHooks.push(init);\r\n\treturn this;\r\n};\r\n\r\nfunction checkDeprecatedMixinEvents(includes) {\r\n\t/* global L: true */\r\n\tif (typeof L === 'undefined' || !L || !L.Mixin) { return; }\r\n\r\n\tincludes = Util.isArray(includes) ? includes : [includes];\r\n\r\n\tfor (var i = 0; i < includes.length; i++) {\r\n\t\tif (includes[i] === L.Mixin.Events) {\r\n\t\t\tconsole.warn('Deprecated include of L.Mixin.Events: ' +\r\n\t\t\t\t'this property will be removed in future releases, ' +\r\n\t\t\t\t'please inherit from L.Evented instead.', new Error().stack);\r\n\t\t}\r\n\t}\r\n}\r\n", "import {Class} from './Class';\r\nimport * as Util from './Util';\r\n\r\n/*\r\n * @class Evented\r\n * @aka L.Evented\r\n * @inherits Class\r\n *\r\n * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event).\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * map.on('click', function(e) {\r\n * \talert(e.latlng);\r\n * } );\r\n * ```\r\n *\r\n * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function:\r\n *\r\n * ```js\r\n * function onClick(e) { ... }\r\n *\r\n * map.on('click', onClick);\r\n * map.off('click', onClick);\r\n * ```\r\n */\r\n\r\nexport var Events = {\r\n\t/* @method on(type: String, fn: Function, context?: Object): this\r\n\t * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`).\r\n\t *\r\n\t * @alternative\r\n\t * @method on(eventMap: Object): this\r\n\t * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\n\t */\r\n\ton: function (types, fn, context) {\r\n\r\n\t\t// types can be a map of types/handlers\r\n\t\tif (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\t// we don't process space-separated events here for performance;\r\n\t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n\t\t\t\tthis._on(type, types[type], fn);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\t// types can be a string of space-separated words\r\n\t\t\ttypes = Util.splitWords(types);\r\n\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tthis._on(types[i], fn, context);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t/* @method off(type: String, fn?: Function, context?: Object): this\r\n\t * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener.\r\n\t *\r\n\t * @alternative\r\n\t * @method off(eventMap: Object): this\r\n\t * Removes a set of type/listener pairs.\r\n\t *\r\n\t * @alternative\r\n\t * @method off: this\r\n\t * Removes all listeners to all events on the object. This includes implicitly attached events.\r\n\t */\r\n\toff: function (types, fn, context) {\r\n\r\n\t\tif (!arguments.length) {\r\n\t\t\t// clear all listeners if called without arguments\r\n\t\t\tdelete this._events;\r\n\r\n\t\t} else if (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\tthis._off(type, types[type], fn);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\ttypes = Util.splitWords(types);\r\n\r\n\t\t\tvar removeAll = arguments.length === 1;\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tif (removeAll) {\r\n\t\t\t\t\tthis._off(types[i]);\r\n\t\t\t\t} else {\r\n\t\t\t\t\tthis._off(types[i], fn, context);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// attach listener (without syntactic sugar now)\r\n\t_on: function (type, fn, context, _once) {\r\n\t\tif (typeof fn !== 'function') {\r\n\t\t\tconsole.warn('wrong listener type: ' + typeof fn);\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\t// check if fn already there\r\n\t\tif (this._listens(type, fn, context) !== false) {\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tif (context === this) {\r\n\t\t\t// Less memory footprint.\r\n\t\t\tcontext = undefined;\r\n\t\t}\r\n\r\n\t\tvar newListener = {fn: fn, ctx: context};\r\n\t\tif (_once) {\r\n\t\t\tnewListener.once = true;\r\n\t\t}\r\n\r\n\t\tthis._events = this._events || {};\r\n\t\tthis._events[type] = this._events[type] || [];\r\n\t\tthis._events[type].push(newListener);\r\n\t},\r\n\r\n\t_off: function (type, fn, context) {\r\n\t\tvar listeners,\r\n\t\t i,\r\n\t\t len;\r\n\r\n\t\tif (!this._events) {\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tlisteners = this._events[type];\r\n\t\tif (!listeners) {\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tif (arguments.length === 1) { // remove all\r\n\t\t\tif (this._firingCount) {\r\n\t\t\t\t// Set all removed listeners to noop\r\n\t\t\t\t// so they are not called if remove happens in fire\r\n\t\t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\t\tlisteners[i].fn = Util.falseFn;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t\t// clear all listeners for a type if function isn't specified\r\n\t\t\tdelete this._events[type];\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tif (typeof fn !== 'function') {\r\n\t\t\tconsole.warn('wrong listener type: ' + typeof fn);\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\t// find fn and remove it\r\n\t\tvar index = this._listens(type, fn, context);\r\n\t\tif (index !== false) {\r\n\t\t\tvar listener = listeners[index];\r\n\t\t\tif (this._firingCount) {\r\n\t\t\t\t// set the removed listener to noop so that's not called if remove happens in fire\r\n\t\t\t\tlistener.fn = Util.falseFn;\r\n\r\n\t\t\t\t/* copy array in case events are being fired */\r\n\t\t\t\tthis._events[type] = listeners = listeners.slice();\r\n\t\t\t}\r\n\t\t\tlisteners.splice(index, 1);\r\n\t\t}\r\n\t},\r\n\r\n\t// @method fire(type: String, data?: Object, propagate?: Boolean): this\r\n\t// Fires an event of the specified type. You can optionally provide a data\r\n\t// object \u2014 the first argument of the listener function will contain its\r\n\t// properties. The event can optionally be propagated to event parents.\r\n\tfire: function (type, data, propagate) {\r\n\t\tif (!this.listens(type, propagate)) { return this; }\r\n\r\n\t\tvar event = Util.extend({}, data, {\r\n\t\t\ttype: type,\r\n\t\t\ttarget: this,\r\n\t\t\tsourceTarget: data && data.sourceTarget || this\r\n\t\t});\r\n\r\n\t\tif (this._events) {\r\n\t\t\tvar listeners = this._events[type];\r\n\t\t\tif (listeners) {\r\n\t\t\t\tthis._firingCount = (this._firingCount + 1) || 1;\r\n\t\t\t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\t\tvar l = listeners[i];\r\n\t\t\t\t\t// off overwrites l.fn, so we need to copy fn to a var\r\n\t\t\t\t\tvar fn = l.fn;\r\n\t\t\t\t\tif (l.once) {\r\n\t\t\t\t\t\tthis.off(type, fn, l.ctx);\r\n\t\t\t\t\t}\r\n\t\t\t\t\tfn.call(l.ctx || this, event);\r\n\t\t\t\t}\r\n\r\n\t\t\t\tthis._firingCount--;\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tif (propagate) {\r\n\t\t\t// propagate the event to parents (set with addEventParent)\r\n\t\t\tthis._propagateEvent(event);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method listens(type: String, propagate?: Boolean): Boolean\r\n\t// @method listens(type: String, fn: Function, context?: Object, propagate?: Boolean): Boolean\r\n\t// Returns `true` if a particular event type has any listeners attached to it.\r\n\t// The verification can optionally be propagated, it will return `true` if parents have the listener attached to it.\r\n\tlistens: function (type, fn, context, propagate) {\r\n\t\tif (typeof type !== 'string') {\r\n\t\t\tconsole.warn('\"string\" type argument expected');\r\n\t\t}\r\n\r\n\t\t// we don't overwrite the input `fn` value, because we need to use it for propagation\r\n\t\tvar _fn = fn;\r\n\t\tif (typeof fn !== 'function') {\r\n\t\t\tpropagate = !!fn;\r\n\t\t\t_fn = undefined;\r\n\t\t\tcontext = undefined;\r\n\t\t}\r\n\r\n\t\tvar listeners = this._events && this._events[type];\r\n\t\tif (listeners && listeners.length) {\r\n\t\t\tif (this._listens(type, _fn, context) !== false) {\r\n\t\t\t\treturn true;\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tif (propagate) {\r\n\t\t\t// also check parents for listeners if event propagates\r\n\t\t\tfor (var id in this._eventParents) {\r\n\t\t\t\tif (this._eventParents[id].listens(type, fn, context, propagate)) { return true; }\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\t},\r\n\r\n\t// returns the index (number) or false\r\n\t_listens: function (type, fn, context) {\r\n\t\tif (!this._events) {\r\n\t\t\treturn false;\r\n\t\t}\r\n\r\n\t\tvar listeners = this._events[type] || [];\r\n\t\tif (!fn) {\r\n\t\t\treturn !!listeners.length;\r\n\t\t}\r\n\r\n\t\tif (context === this) {\r\n\t\t\t// Less memory footprint.\r\n\t\t\tcontext = undefined;\r\n\t\t}\r\n\r\n\t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\tif (listeners[i].fn === fn && listeners[i].ctx === context) {\r\n\t\t\t\treturn i;\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\r\n\t},\r\n\r\n\t// @method once(\u2026): this\r\n\t// Behaves as [`on(\u2026)`](#evented-on), except the listener will only get fired once and then removed.\r\n\tonce: function (types, fn, context) {\r\n\r\n\t\t// types can be a map of types/handlers\r\n\t\tif (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\t// we don't process space-separated events here for performance;\r\n\t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n\t\t\t\tthis._on(type, types[type], fn, true);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\t// types can be a string of space-separated words\r\n\t\t\ttypes = Util.splitWords(types);\r\n\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tthis._on(types[i], fn, context, true);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method addEventParent(obj: Evented): this\r\n\t// Adds an event parent - an `Evented` that will receive propagated events\r\n\taddEventParent: function (obj) {\r\n\t\tthis._eventParents = this._eventParents || {};\r\n\t\tthis._eventParents[Util.stamp(obj)] = obj;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method removeEventParent(obj: Evented): this\r\n\t// Removes an event parent, so it will stop receiving propagated events\r\n\tremoveEventParent: function (obj) {\r\n\t\tif (this._eventParents) {\r\n\t\t\tdelete this._eventParents[Util.stamp(obj)];\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_propagateEvent: function (e) {\r\n\t\tfor (var id in this._eventParents) {\r\n\t\t\tthis._eventParents[id].fire(e.type, Util.extend({\r\n\t\t\t\tlayer: e.target,\r\n\t\t\t\tpropagatedFrom: e.target\r\n\t\t\t}, e), true);\r\n\t\t}\r\n\t}\r\n};\r\n\r\n// aliases; we should ditch those eventually\r\n\r\n// @method addEventListener(\u2026): this\r\n// Alias to [`on(\u2026)`](#evented-on)\r\nEvents.addEventListener = Events.on;\r\n\r\n// @method removeEventListener(\u2026): this\r\n// Alias to [`off(\u2026)`](#evented-off)\r\n\r\n// @method clearAllEventListeners(\u2026): this\r\n// Alias to [`off()`](#evented-off)\r\nEvents.removeEventListener = Events.clearAllEventListeners = Events.off;\r\n\r\n// @method addOneTimeEventListener(\u2026): this\r\n// Alias to [`once(\u2026)`](#evented-once)\r\nEvents.addOneTimeEventListener = Events.once;\r\n\r\n// @method fireEvent(\u2026): this\r\n// Alias to [`fire(\u2026)`](#evented-fire)\r\nEvents.fireEvent = Events.fire;\r\n\r\n// @method hasEventListeners(\u2026): Boolean\r\n// Alias to [`listens(\u2026)`](#evented-listens)\r\nEvents.hasEventListeners = Events.listens;\r\n\r\nexport var Evented = Class.extend(Events);\r\n", "import {isArray, formatNum} from '../core/Util';\r\n\r\n/*\r\n * @class Point\r\n * @aka L.Point\r\n *\r\n * Represents a point with `x` and `y` coordinates in pixels.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var point = L.point(200, 300);\r\n * ```\r\n *\r\n * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```js\r\n * map.panBy([200, 300]);\r\n * map.panBy(L.point(200, 300));\r\n * ```\r\n *\r\n * Note that `Point` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nexport function Point(x, y, round) {\r\n\t// @property x: Number; The `x` coordinate of the point\r\n\tthis.x = (round ? Math.round(x) : x);\r\n\t// @property y: Number; The `y` coordinate of the point\r\n\tthis.y = (round ? Math.round(y) : y);\r\n}\r\n\r\nvar trunc = Math.trunc || function (v) {\r\n\treturn v > 0 ? Math.floor(v) : Math.ceil(v);\r\n};\r\n\r\nPoint.prototype = {\r\n\r\n\t// @method clone(): Point\r\n\t// Returns a copy of the current point.\r\n\tclone: function () {\r\n\t\treturn new Point(this.x, this.y);\r\n\t},\r\n\r\n\t// @method add(otherPoint: Point): Point\r\n\t// Returns the result of addition of the current and the given points.\r\n\tadd: function (point) {\r\n\t\t// non-destructive, returns a new point\r\n\t\treturn this.clone()._add(toPoint(point));\r\n\t},\r\n\r\n\t_add: function (point) {\r\n\t\t// destructive, used directly for performance in situations where it's safe to modify existing point\r\n\t\tthis.x += point.x;\r\n\t\tthis.y += point.y;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method subtract(otherPoint: Point): Point\r\n\t// Returns the result of subtraction of the given point from the current.\r\n\tsubtract: function (point) {\r\n\t\treturn this.clone()._subtract(toPoint(point));\r\n\t},\r\n\r\n\t_subtract: function (point) {\r\n\t\tthis.x -= point.x;\r\n\t\tthis.y -= point.y;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method divideBy(num: Number): Point\r\n\t// Returns the result of division of the current point by the given number.\r\n\tdivideBy: function (num) {\r\n\t\treturn this.clone()._divideBy(num);\r\n\t},\r\n\r\n\t_divideBy: function (num) {\r\n\t\tthis.x /= num;\r\n\t\tthis.y /= num;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method multiplyBy(num: Number): Point\r\n\t// Returns the result of multiplication of the current point by the given number.\r\n\tmultiplyBy: function (num) {\r\n\t\treturn this.clone()._multiplyBy(num);\r\n\t},\r\n\r\n\t_multiplyBy: function (num) {\r\n\t\tthis.x *= num;\r\n\t\tthis.y *= num;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method scaleBy(scale: Point): Point\r\n\t// Multiply each coordinate of the current point by each coordinate of\r\n\t// `scale`. In linear algebra terms, multiply the point by the\r\n\t// [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation)\r\n\t// defined by `scale`.\r\n\tscaleBy: function (point) {\r\n\t\treturn new Point(this.x * point.x, this.y * point.y);\r\n\t},\r\n\r\n\t// @method unscaleBy(scale: Point): Point\r\n\t// Inverse of `scaleBy`. Divide each coordinate of the current point by\r\n\t// each coordinate of `scale`.\r\n\tunscaleBy: function (point) {\r\n\t\treturn new Point(this.x / point.x, this.y / point.y);\r\n\t},\r\n\r\n\t// @method round(): Point\r\n\t// Returns a copy of the current point with rounded coordinates.\r\n\tround: function () {\r\n\t\treturn this.clone()._round();\r\n\t},\r\n\r\n\t_round: function () {\r\n\t\tthis.x = Math.round(this.x);\r\n\t\tthis.y = Math.round(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method floor(): Point\r\n\t// Returns a copy of the current point with floored coordinates (rounded down).\r\n\tfloor: function () {\r\n\t\treturn this.clone()._floor();\r\n\t},\r\n\r\n\t_floor: function () {\r\n\t\tthis.x = Math.floor(this.x);\r\n\t\tthis.y = Math.floor(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method ceil(): Point\r\n\t// Returns a copy of the current point with ceiled coordinates (rounded up).\r\n\tceil: function () {\r\n\t\treturn this.clone()._ceil();\r\n\t},\r\n\r\n\t_ceil: function () {\r\n\t\tthis.x = Math.ceil(this.x);\r\n\t\tthis.y = Math.ceil(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method trunc(): Point\r\n\t// Returns a copy of the current point with truncated coordinates (rounded towards zero).\r\n\ttrunc: function () {\r\n\t\treturn this.clone()._trunc();\r\n\t},\r\n\r\n\t_trunc: function () {\r\n\t\tthis.x = trunc(this.x);\r\n\t\tthis.y = trunc(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method distanceTo(otherPoint: Point): Number\r\n\t// Returns the cartesian distance between the current and the given points.\r\n\tdistanceTo: function (point) {\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\tvar x = point.x - this.x,\r\n\t\t y = point.y - this.y;\r\n\r\n\t\treturn Math.sqrt(x * x + y * y);\r\n\t},\r\n\r\n\t// @method equals(otherPoint: Point): Boolean\r\n\t// Returns `true` if the given point has the same coordinates.\r\n\tequals: function (point) {\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\treturn point.x === this.x &&\r\n\t\t point.y === this.y;\r\n\t},\r\n\r\n\t// @method contains(otherPoint: Point): Boolean\r\n\t// Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values).\r\n\tcontains: function (point) {\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\treturn Math.abs(point.x) <= Math.abs(this.x) &&\r\n\t\t Math.abs(point.y) <= Math.abs(this.y);\r\n\t},\r\n\r\n\t// @method toString(): String\r\n\t// Returns a string representation of the point for debugging purposes.\r\n\ttoString: function () {\r\n\t\treturn 'Point(' +\r\n\t\t formatNum(this.x) + ', ' +\r\n\t\t formatNum(this.y) + ')';\r\n\t}\r\n};\r\n\r\n// @factory L.point(x: Number, y: Number, round?: Boolean)\r\n// Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values.\r\n\r\n// @alternative\r\n// @factory L.point(coords: Number[])\r\n// Expects an array of the form `[x, y]` instead.\r\n\r\n// @alternative\r\n// @factory L.point(coords: Object)\r\n// Expects a plain object of the form `{x: Number, y: Number}` instead.\r\nexport function toPoint(x, y, round) {\r\n\tif (x instanceof Point) {\r\n\t\treturn x;\r\n\t}\r\n\tif (isArray(x)) {\r\n\t\treturn new Point(x[0], x[1]);\r\n\t}\r\n\tif (x === undefined || x === null) {\r\n\t\treturn x;\r\n\t}\r\n\tif (typeof x === 'object' && 'x' in x && 'y' in x) {\r\n\t\treturn new Point(x.x, x.y);\r\n\t}\r\n\treturn new Point(x, y, round);\r\n}\r\n", "import {Point, toPoint} from './Point';\r\n\r\n/*\r\n * @class Bounds\r\n * @aka L.Bounds\r\n *\r\n * Represents a rectangular area in pixel coordinates.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var p1 = L.point(10, 10),\r\n * p2 = L.point(40, 60),\r\n * bounds = L.bounds(p1, p2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * otherBounds.intersects([[10, 10], [40, 60]]);\r\n * ```\r\n *\r\n * Note that `Bounds` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nexport function Bounds(a, b) {\r\n\tif (!a) { return; }\r\n\r\n\tvar points = b ? [a, b] : a;\r\n\r\n\tfor (var i = 0, len = points.length; i < len; i++) {\r\n\t\tthis.extend(points[i]);\r\n\t}\r\n}\r\n\r\nBounds.prototype = {\r\n\t// @method extend(point: Point): this\r\n\t// Extends the bounds to contain the given point.\r\n\r\n\t// @alternative\r\n\t// @method extend(otherBounds: Bounds): this\r\n\t// Extend the bounds to contain the given bounds\r\n\textend: function (obj) {\r\n\t\tvar min2, max2;\r\n\t\tif (!obj) { return this; }\r\n\r\n\t\tif (obj instanceof Point || typeof obj[0] === 'number' || 'x' in obj) {\r\n\t\t\tmin2 = max2 = toPoint(obj);\r\n\t\t} else {\r\n\t\t\tobj = toBounds(obj);\r\n\t\t\tmin2 = obj.min;\r\n\t\t\tmax2 = obj.max;\r\n\r\n\t\t\tif (!min2 || !max2) { return this; }\r\n\t\t}\r\n\r\n\t\t// @property min: Point\r\n\t\t// The top left corner of the rectangle.\r\n\t\t// @property max: Point\r\n\t\t// The bottom right corner of the rectangle.\r\n\t\tif (!this.min && !this.max) {\r\n\t\t\tthis.min = min2.clone();\r\n\t\t\tthis.max = max2.clone();\r\n\t\t} else {\r\n\t\t\tthis.min.x = Math.min(min2.x, this.min.x);\r\n\t\t\tthis.max.x = Math.max(max2.x, this.max.x);\r\n\t\t\tthis.min.y = Math.min(min2.y, this.min.y);\r\n\t\t\tthis.max.y = Math.max(max2.y, this.max.y);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method getCenter(round?: Boolean): Point\r\n\t// Returns the center point of the bounds.\r\n\tgetCenter: function (round) {\r\n\t\treturn toPoint(\r\n\t\t (this.min.x + this.max.x) / 2,\r\n\t\t (this.min.y + this.max.y) / 2, round);\r\n\t},\r\n\r\n\t// @method getBottomLeft(): Point\r\n\t// Returns the bottom-left point of the bounds.\r\n\tgetBottomLeft: function () {\r\n\t\treturn toPoint(this.min.x, this.max.y);\r\n\t},\r\n\r\n\t// @method getTopRight(): Point\r\n\t// Returns the top-right point of the bounds.\r\n\tgetTopRight: function () { // -> Point\r\n\t\treturn toPoint(this.max.x, this.min.y);\r\n\t},\r\n\r\n\t// @method getTopLeft(): Point\r\n\t// Returns the top-left point of the bounds (i.e. [`this.min`](#bounds-min)).\r\n\tgetTopLeft: function () {\r\n\t\treturn this.min; // left, top\r\n\t},\r\n\r\n\t// @method getBottomRight(): Point\r\n\t// Returns the bottom-right point of the bounds (i.e. [`this.max`](#bounds-max)).\r\n\tgetBottomRight: function () {\r\n\t\treturn this.max; // right, bottom\r\n\t},\r\n\r\n\t// @method getSize(): Point\r\n\t// Returns the size of the given bounds\r\n\tgetSize: function () {\r\n\t\treturn this.max.subtract(this.min);\r\n\t},\r\n\r\n\t// @method contains(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle contains the given one.\r\n\t// @alternative\r\n\t// @method contains(point: Point): Boolean\r\n\t// Returns `true` if the rectangle contains the given point.\r\n\tcontains: function (obj) {\r\n\t\tvar min, max;\r\n\r\n\t\tif (typeof obj[0] === 'number' || obj instanceof Point) {\r\n\t\t\tobj = toPoint(obj);\r\n\t\t} else {\r\n\t\t\tobj = toBounds(obj);\r\n\t\t}\r\n\r\n\t\tif (obj instanceof Bounds) {\r\n\t\t\tmin = obj.min;\r\n\t\t\tmax = obj.max;\r\n\t\t} else {\r\n\t\t\tmin = max = obj;\r\n\t\t}\r\n\r\n\t\treturn (min.x >= this.min.x) &&\r\n\t\t (max.x <= this.max.x) &&\r\n\t\t (min.y >= this.min.y) &&\r\n\t\t (max.y <= this.max.y);\r\n\t},\r\n\r\n\t// @method intersects(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle intersects the given bounds. Two bounds\r\n\t// intersect if they have at least one point in common.\r\n\tintersects: function (bounds) { // (Bounds) -> Boolean\r\n\t\tbounds = toBounds(bounds);\r\n\r\n\t\tvar min = this.min,\r\n\t\t max = this.max,\r\n\t\t min2 = bounds.min,\r\n\t\t max2 = bounds.max,\r\n\t\t xIntersects = (max2.x >= min.x) && (min2.x <= max.x),\r\n\t\t yIntersects = (max2.y >= min.y) && (min2.y <= max.y);\r\n\r\n\t\treturn xIntersects && yIntersects;\r\n\t},\r\n\r\n\t// @method overlaps(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle overlaps the given bounds. Two bounds\r\n\t// overlap if their intersection is an area.\r\n\toverlaps: function (bounds) { // (Bounds) -> Boolean\r\n\t\tbounds = toBounds(bounds);\r\n\r\n\t\tvar min = this.min,\r\n\t\t max = this.max,\r\n\t\t min2 = bounds.min,\r\n\t\t max2 = bounds.max,\r\n\t\t xOverlaps = (max2.x > min.x) && (min2.x < max.x),\r\n\t\t yOverlaps = (max2.y > min.y) && (min2.y < max.y);\r\n\r\n\t\treturn xOverlaps && yOverlaps;\r\n\t},\r\n\r\n\t// @method isValid(): Boolean\r\n\t// Returns `true` if the bounds are properly initialized.\r\n\tisValid: function () {\r\n\t\treturn !!(this.min && this.max);\r\n\t},\r\n\r\n\r\n\t// @method pad(bufferRatio: Number): Bounds\r\n\t// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.\r\n\t// For example, a ratio of 0.5 extends the bounds by 50% in each direction.\r\n\t// Negative values will retract the bounds.\r\n\tpad: function (bufferRatio) {\r\n\t\tvar min = this.min,\r\n\t\tmax = this.max,\r\n\t\theightBuffer = Math.abs(min.x - max.x) * bufferRatio,\r\n\t\twidthBuffer = Math.abs(min.y - max.y) * bufferRatio;\r\n\r\n\r\n\t\treturn toBounds(\r\n\t\t\ttoPoint(min.x - heightBuffer, min.y - widthBuffer),\r\n\t\t\ttoPoint(max.x + heightBuffer, max.y + widthBuffer));\r\n\t},\r\n\r\n\r\n\t// @method equals(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle is equivalent to the given bounds.\r\n\tequals: function (bounds) {\r\n\t\tif (!bounds) { return false; }\r\n\r\n\t\tbounds = toBounds(bounds);\r\n\r\n\t\treturn this.min.equals(bounds.getTopLeft()) &&\r\n\t\t\tthis.max.equals(bounds.getBottomRight());\r\n\t},\r\n};\r\n\r\n\r\n// @factory L.bounds(corner1: Point, corner2: Point)\r\n// Creates a Bounds object from two corners coordinate pairs.\r\n// @alternative\r\n// @factory L.bounds(points: Point[])\r\n// Creates a Bounds object from the given array of points.\r\nexport function toBounds(a, b) {\r\n\tif (!a || a instanceof Bounds) {\r\n\t\treturn a;\r\n\t}\r\n\treturn new Bounds(a, b);\r\n}\r\n", "import {LatLng, toLatLng} from './LatLng';\r\n\r\n/*\r\n * @class LatLngBounds\r\n * @aka L.LatLngBounds\r\n *\r\n * Represents a rectangular geographical area on a map.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var corner1 = L.latLng(40.712, -74.227),\r\n * corner2 = L.latLng(40.774, -74.125),\r\n * bounds = L.latLngBounds(corner1, corner2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * map.fitBounds([\r\n * \t[40.712, -74.227],\r\n * \t[40.774, -74.125]\r\n * ]);\r\n * ```\r\n *\r\n * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.\r\n *\r\n * Note that `LatLngBounds` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nexport function LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])\r\n\tif (!corner1) { return; }\r\n\r\n\tvar latlngs = corner2 ? [corner1, corner2] : corner1;\r\n\r\n\tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n\t\tthis.extend(latlngs[i]);\r\n\t}\r\n}\r\n\r\nLatLngBounds.prototype = {\r\n\r\n\t// @method extend(latlng: LatLng): this\r\n\t// Extend the bounds to contain the given point\r\n\r\n\t// @alternative\r\n\t// @method extend(otherBounds: LatLngBounds): this\r\n\t// Extend the bounds to contain the given bounds\r\n\textend: function (obj) {\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2, ne2;\r\n\r\n\t\tif (obj instanceof LatLng) {\r\n\t\t\tsw2 = obj;\r\n\t\t\tne2 = obj;\r\n\r\n\t\t} else if (obj instanceof LatLngBounds) {\r\n\t\t\tsw2 = obj._southWest;\r\n\t\t\tne2 = obj._northEast;\r\n\r\n\t\t\tif (!sw2 || !ne2) { return this; }\r\n\r\n\t\t} else {\r\n\t\t\treturn obj ? this.extend(toLatLng(obj) || toLatLngBounds(obj)) : this;\r\n\t\t}\r\n\r\n\t\tif (!sw && !ne) {\r\n\t\t\tthis._southWest = new LatLng(sw2.lat, sw2.lng);\r\n\t\t\tthis._northEast = new LatLng(ne2.lat, ne2.lng);\r\n\t\t} else {\r\n\t\t\tsw.lat = Math.min(sw2.lat, sw.lat);\r\n\t\t\tsw.lng = Math.min(sw2.lng, sw.lng);\r\n\t\t\tne.lat = Math.max(ne2.lat, ne.lat);\r\n\t\t\tne.lng = Math.max(ne2.lng, ne.lng);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method pad(bufferRatio: Number): LatLngBounds\r\n\t// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.\r\n\t// For example, a ratio of 0.5 extends the bounds by 50% in each direction.\r\n\t// Negative values will retract the bounds.\r\n\tpad: function (bufferRatio) {\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,\r\n\t\t widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;\r\n\r\n\t\treturn new LatLngBounds(\r\n\t\t new LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),\r\n\t\t new LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));\r\n\t},\r\n\r\n\t// @method getCenter(): LatLng\r\n\t// Returns the center point of the bounds.\r\n\tgetCenter: function () {\r\n\t\treturn new LatLng(\r\n\t\t (this._southWest.lat + this._northEast.lat) / 2,\r\n\t\t (this._southWest.lng + this._northEast.lng) / 2);\r\n\t},\r\n\r\n\t// @method getSouthWest(): LatLng\r\n\t// Returns the south-west point of the bounds.\r\n\tgetSouthWest: function () {\r\n\t\treturn this._southWest;\r\n\t},\r\n\r\n\t// @method getNorthEast(): LatLng\r\n\t// Returns the north-east point of the bounds.\r\n\tgetNorthEast: function () {\r\n\t\treturn this._northEast;\r\n\t},\r\n\r\n\t// @method getNorthWest(): LatLng\r\n\t// Returns the north-west point of the bounds.\r\n\tgetNorthWest: function () {\r\n\t\treturn new LatLng(this.getNorth(), this.getWest());\r\n\t},\r\n\r\n\t// @method getSouthEast(): LatLng\r\n\t// Returns the south-east point of the bounds.\r\n\tgetSouthEast: function () {\r\n\t\treturn new LatLng(this.getSouth(), this.getEast());\r\n\t},\r\n\r\n\t// @method getWest(): Number\r\n\t// Returns the west longitude of the bounds\r\n\tgetWest: function () {\r\n\t\treturn this._southWest.lng;\r\n\t},\r\n\r\n\t// @method getSouth(): Number\r\n\t// Returns the south latitude of the bounds\r\n\tgetSouth: function () {\r\n\t\treturn this._southWest.lat;\r\n\t},\r\n\r\n\t// @method getEast(): Number\r\n\t// Returns the east longitude of the bounds\r\n\tgetEast: function () {\r\n\t\treturn this._northEast.lng;\r\n\t},\r\n\r\n\t// @method getNorth(): Number\r\n\t// Returns the north latitude of the bounds\r\n\tgetNorth: function () {\r\n\t\treturn this._northEast.lat;\r\n\t},\r\n\r\n\t// @method contains(otherBounds: LatLngBounds): Boolean\r\n\t// Returns `true` if the rectangle contains the given one.\r\n\r\n\t// @alternative\r\n\t// @method contains (latlng: LatLng): Boolean\r\n\t// Returns `true` if the rectangle contains the given point.\r\n\tcontains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean\r\n\t\tif (typeof obj[0] === 'number' || obj instanceof LatLng || 'lat' in obj) {\r\n\t\t\tobj = toLatLng(obj);\r\n\t\t} else {\r\n\t\t\tobj = toLatLngBounds(obj);\r\n\t\t}\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2, ne2;\r\n\r\n\t\tif (obj instanceof LatLngBounds) {\r\n\t\t\tsw2 = obj.getSouthWest();\r\n\t\t\tne2 = obj.getNorthEast();\r\n\t\t} else {\r\n\t\t\tsw2 = ne2 = obj;\r\n\t\t}\r\n\r\n\t\treturn (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) &&\r\n\t\t (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng);\r\n\t},\r\n\r\n\t// @method intersects(otherBounds: LatLngBounds): Boolean\r\n\t// Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common.\r\n\tintersects: function (bounds) {\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2 = bounds.getSouthWest(),\r\n\t\t ne2 = bounds.getNorthEast(),\r\n\r\n\t\t latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),\r\n\t\t lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);\r\n\r\n\t\treturn latIntersects && lngIntersects;\r\n\t},\r\n\r\n\t// @method overlaps(otherBounds: LatLngBounds): Boolean\r\n\t// Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area.\r\n\toverlaps: function (bounds) {\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2 = bounds.getSouthWest(),\r\n\t\t ne2 = bounds.getNorthEast(),\r\n\r\n\t\t latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),\r\n\t\t lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);\r\n\r\n\t\treturn latOverlaps && lngOverlaps;\r\n\t},\r\n\r\n\t// @method toBBoxString(): String\r\n\t// Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data.\r\n\ttoBBoxString: function () {\r\n\t\treturn [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');\r\n\t},\r\n\r\n\t// @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean\r\n\t// Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.\r\n\tequals: function (bounds, maxMargin) {\r\n\t\tif (!bounds) { return false; }\r\n\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\treturn this._southWest.equals(bounds.getSouthWest(), maxMargin) &&\r\n\t\t this._northEast.equals(bounds.getNorthEast(), maxMargin);\r\n\t},\r\n\r\n\t// @method isValid(): Boolean\r\n\t// Returns `true` if the bounds are properly initialized.\r\n\tisValid: function () {\r\n\t\treturn !!(this._southWest && this._northEast);\r\n\t}\r\n};\r\n\r\n// TODO International date line?\r\n\r\n// @factory L.latLngBounds(corner1: LatLng, corner2: LatLng)\r\n// Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle.\r\n\r\n// @alternative\r\n// @factory L.latLngBounds(latlngs: LatLng[])\r\n// Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds).\r\nexport function toLatLngBounds(a, b) {\r\n\tif (a instanceof LatLngBounds) {\r\n\t\treturn a;\r\n\t}\r\n\treturn new LatLngBounds(a, b);\r\n}\r\n", "import * as Util from '../core/Util';\r\nimport {Earth} from './crs/CRS.Earth';\r\nimport {toLatLngBounds} from './LatLngBounds';\r\n\r\n/* @class LatLng\r\n * @aka L.LatLng\r\n *\r\n * Represents a geographical point with a certain latitude and longitude.\r\n *\r\n * @example\r\n *\r\n * ```\r\n * var latlng = L.latLng(50.5, 30.5);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```\r\n * map.panTo([50, 30]);\r\n * map.panTo({lon: 30, lat: 50});\r\n * map.panTo({lat: 50, lng: 30});\r\n * map.panTo(L.latLng(50, 30));\r\n * ```\r\n *\r\n * Note that `LatLng` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nexport function LatLng(lat, lng, alt) {\r\n\tif (isNaN(lat) || isNaN(lng)) {\r\n\t\tthrow new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');\r\n\t}\r\n\r\n\t// @property lat: Number\r\n\t// Latitude in degrees\r\n\tthis.lat = +lat;\r\n\r\n\t// @property lng: Number\r\n\t// Longitude in degrees\r\n\tthis.lng = +lng;\r\n\r\n\t// @property alt: Number\r\n\t// Altitude in meters (optional)\r\n\tif (alt !== undefined) {\r\n\t\tthis.alt = +alt;\r\n\t}\r\n}\r\n\r\nLatLng.prototype = {\r\n\t// @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean\r\n\t// Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.\r\n\tequals: function (obj, maxMargin) {\r\n\t\tif (!obj) { return false; }\r\n\r\n\t\tobj = toLatLng(obj);\r\n\r\n\t\tvar margin = Math.max(\r\n\t\t Math.abs(this.lat - obj.lat),\r\n\t\t Math.abs(this.lng - obj.lng));\r\n\r\n\t\treturn margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);\r\n\t},\r\n\r\n\t// @method toString(): String\r\n\t// Returns a string representation of the point (for debugging purposes).\r\n\ttoString: function (precision) {\r\n\t\treturn 'LatLng(' +\r\n\t\t Util.formatNum(this.lat, precision) + ', ' +\r\n\t\t Util.formatNum(this.lng, precision) + ')';\r\n\t},\r\n\r\n\t// @method distanceTo(otherLatLng: LatLng): Number\r\n\t// Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).\r\n\tdistanceTo: function (other) {\r\n\t\treturn Earth.distance(this, toLatLng(other));\r\n\t},\r\n\r\n\t// @method wrap(): LatLng\r\n\t// Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees.\r\n\twrap: function () {\r\n\t\treturn Earth.wrapLatLng(this);\r\n\t},\r\n\r\n\t// @method toBounds(sizeInMeters: Number): LatLngBounds\r\n\t// Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`.\r\n\ttoBounds: function (sizeInMeters) {\r\n\t\tvar latAccuracy = 180 * sizeInMeters / 40075017,\r\n\t\t lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);\r\n\r\n\t\treturn toLatLngBounds(\r\n\t\t [this.lat - latAccuracy, this.lng - lngAccuracy],\r\n\t\t [this.lat + latAccuracy, this.lng + lngAccuracy]);\r\n\t},\r\n\r\n\tclone: function () {\r\n\t\treturn new LatLng(this.lat, this.lng, this.alt);\r\n\t}\r\n};\r\n\r\n\r\n\r\n// @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng\r\n// Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude).\r\n\r\n// @alternative\r\n// @factory L.latLng(coords: Array): LatLng\r\n// Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead.\r\n\r\n// @alternative\r\n// @factory L.latLng(coords: Object): LatLng\r\n// Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead.\r\n\r\nexport function toLatLng(a, b, c) {\r\n\tif (a instanceof LatLng) {\r\n\t\treturn a;\r\n\t}\r\n\tif (Util.isArray(a) && typeof a[0] !== 'object') {\r\n\t\tif (a.length === 3) {\r\n\t\t\treturn new LatLng(a[0], a[1], a[2]);\r\n\t\t}\r\n\t\tif (a.length === 2) {\r\n\t\t\treturn new LatLng(a[0], a[1]);\r\n\t\t}\r\n\t\treturn null;\r\n\t}\r\n\tif (a === undefined || a === null) {\r\n\t\treturn a;\r\n\t}\r\n\tif (typeof a === 'object' && 'lat' in a) {\r\n\t\treturn new LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);\r\n\t}\r\n\tif (b === undefined) {\r\n\t\treturn null;\r\n\t}\r\n\treturn new LatLng(a, b, c);\r\n}\r\n", "\r\nimport {Bounds} from '../../geometry/Bounds';\r\nimport {LatLng} from '../LatLng';\r\nimport {LatLngBounds} from '../LatLngBounds';\r\nimport * as Util from '../../core/Util';\r\n\r\n/*\r\n * @namespace CRS\r\n * @crs L.CRS.Base\r\n * Object that defines coordinate reference systems for projecting\r\n * geographical points into pixel (screen) coordinates and back (and to\r\n * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See\r\n * [spatial reference system](https://en.wikipedia.org/wiki/Spatial_reference_system).\r\n *\r\n * Leaflet defines the most usual CRSs by default. If you want to use a\r\n * CRS not defined by default, take a look at the\r\n * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.\r\n *\r\n * Note that the CRS instances do not inherit from Leaflet's `Class` object,\r\n * and can't be instantiated. Also, new classes can't inherit from them,\r\n * and methods can't be added to them with the `include` function.\r\n */\r\n\r\nexport var CRS = {\r\n\t// @method latLngToPoint(latlng: LatLng, zoom: Number): Point\r\n\t// Projects geographical coordinates into pixel coordinates for a given zoom.\r\n\tlatLngToPoint: function (latlng, zoom) {\r\n\t\tvar projectedPoint = this.projection.project(latlng),\r\n\t\t scale = this.scale(zoom);\r\n\r\n\t\treturn this.transformation._transform(projectedPoint, scale);\r\n\t},\r\n\r\n\t// @method pointToLatLng(point: Point, zoom: Number): LatLng\r\n\t// The inverse of `latLngToPoint`. Projects pixel coordinates on a given\r\n\t// zoom into geographical coordinates.\r\n\tpointToLatLng: function (point, zoom) {\r\n\t\tvar scale = this.scale(zoom),\r\n\t\t untransformedPoint = this.transformation.untransform(point, scale);\r\n\r\n\t\treturn this.projection.unproject(untransformedPoint);\r\n\t},\r\n\r\n\t// @method project(latlng: LatLng): Point\r\n\t// Projects geographical coordinates into coordinates in units accepted for\r\n\t// this CRS (e.g. meters for EPSG:3857, for passing it to WMS services).\r\n\tproject: function (latlng) {\r\n\t\treturn this.projection.project(latlng);\r\n\t},\r\n\r\n\t// @method unproject(point: Point): LatLng\r\n\t// Given a projected coordinate returns the corresponding LatLng.\r\n\t// The inverse of `project`.\r\n\tunproject: function (point) {\r\n\t\treturn this.projection.unproject(point);\r\n\t},\r\n\r\n\t// @method scale(zoom: Number): Number\r\n\t// Returns the scale used when transforming projected coordinates into\r\n\t// pixel coordinates for a particular zoom. For example, it returns\r\n\t// `256 * 2^zoom` for Mercator-based CRS.\r\n\tscale: function (zoom) {\r\n\t\treturn 256 * Math.pow(2, zoom);\r\n\t},\r\n\r\n\t// @method zoom(scale: Number): Number\r\n\t// Inverse of `scale()`, returns the zoom level corresponding to a scale\r\n\t// factor of `scale`.\r\n\tzoom: function (scale) {\r\n\t\treturn Math.log(scale / 256) / Math.LN2;\r\n\t},\r\n\r\n\t// @method getProjectedBounds(zoom: Number): Bounds\r\n\t// Returns the projection's bounds scaled and transformed for the provided `zoom`.\r\n\tgetProjectedBounds: function (zoom) {\r\n\t\tif (this.infinite) { return null; }\r\n\r\n\t\tvar b = this.projection.bounds,\r\n\t\t s = this.scale(zoom),\r\n\t\t min = this.transformation.transform(b.min, s),\r\n\t\t max = this.transformation.transform(b.max, s);\r\n\r\n\t\treturn new Bounds(min, max);\r\n\t},\r\n\r\n\t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n\t// Returns the distance between two geographical coordinates.\r\n\r\n\t// @property code: String\r\n\t// Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`)\r\n\t//\r\n\t// @property wrapLng: Number[]\r\n\t// An array of two numbers defining whether the longitude (horizontal) coordinate\r\n\t// axis wraps around a given range and how. Defaults to `[-180, 180]` in most\r\n\t// geographical CRSs. If `undefined`, the longitude axis does not wrap around.\r\n\t//\r\n\t// @property wrapLat: Number[]\r\n\t// Like `wrapLng`, but for the latitude (vertical) axis.\r\n\r\n\t// wrapLng: [min, max],\r\n\t// wrapLat: [min, max],\r\n\r\n\t// @property infinite: Boolean\r\n\t// If true, the coordinate space will be unbounded (infinite in both axes)\r\n\tinfinite: false,\r\n\r\n\t// @method wrapLatLng(latlng: LatLng): LatLng\r\n\t// Returns a `LatLng` where lat and lng has been wrapped according to the\r\n\t// CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds.\r\n\twrapLatLng: function (latlng) {\r\n\t\tvar lng = this.wrapLng ? Util.wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,\r\n\t\t lat = this.wrapLat ? Util.wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,\r\n\t\t alt = latlng.alt;\r\n\r\n\t\treturn new LatLng(lat, lng, alt);\r\n\t},\r\n\r\n\t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n\t// Returns a `LatLngBounds` with the same size as the given one, ensuring\r\n\t// that its center is within the CRS's bounds.\r\n\t// Only accepts actual `L.LatLngBounds` instances, not arrays.\r\n\twrapLatLngBounds: function (bounds) {\r\n\t\tvar center = bounds.getCenter(),\r\n\t\t newCenter = this.wrapLatLng(center),\r\n\t\t latShift = center.lat - newCenter.lat,\r\n\t\t lngShift = center.lng - newCenter.lng;\r\n\r\n\t\tif (latShift === 0 && lngShift === 0) {\r\n\t\t\treturn bounds;\r\n\t\t}\r\n\r\n\t\tvar sw = bounds.getSouthWest(),\r\n\t\t ne = bounds.getNorthEast(),\r\n\t\t newSw = new LatLng(sw.lat - latShift, sw.lng - lngShift),\r\n\t\t newNe = new LatLng(ne.lat - latShift, ne.lng - lngShift);\r\n\r\n\t\treturn new LatLngBounds(newSw, newNe);\r\n\t}\r\n};\r\n", "import {CRS} from './CRS';\nimport * as Util from '../../core/Util';\n\n/*\n * @namespace CRS\n * @crs L.CRS.Earth\n *\n * Serves as the base for CRS that are global such that they cover the earth.\n * Can only be used as the base for other CRS and cannot be used directly,\n * since it does not have a `code`, `projection` or `transformation`. `distance()` returns\n * meters.\n */\n\nexport var Earth = Util.extend({}, CRS, {\n\twrapLng: [-180, 180],\n\n\t// Mean Earth Radius, as recommended for use by\n\t// the International Union of Geodesy and Geophysics,\n\t// see https://rosettacode.org/wiki/Haversine_formula\n\tR: 6371000,\n\n\t// distance between two geographical points using spherical law of cosines approximation\n\tdistance: function (latlng1, latlng2) {\n\t\tvar rad = Math.PI / 180,\n\t\t lat1 = latlng1.lat * rad,\n\t\t lat2 = latlng2.lat * rad,\n\t\t sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),\n\t\t sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),\n\t\t a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,\n\t\t c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));\n\t\treturn this.R * c;\n\t}\n});\n", "import {LatLng} from '../LatLng';\r\nimport {Bounds} from '../../geometry/Bounds';\r\nimport {Point} from '../../geometry/Point';\r\n\r\n/*\r\n * @namespace Projection\r\n * @projection L.Projection.SphericalMercator\r\n *\r\n * Spherical Mercator projection \u2014 the most common projection for online maps,\r\n * used by almost all free and commercial tile providers. Assumes that Earth is\r\n * a sphere. Used by the `EPSG:3857` CRS.\r\n */\r\n\r\nvar earthRadius = 6378137;\r\n\r\nexport var SphericalMercator = {\r\n\r\n\tR: earthRadius,\r\n\tMAX_LATITUDE: 85.0511287798,\r\n\r\n\tproject: function (latlng) {\r\n\t\tvar d = Math.PI / 180,\r\n\t\t max = this.MAX_LATITUDE,\r\n\t\t lat = Math.max(Math.min(max, latlng.lat), -max),\r\n\t\t sin = Math.sin(lat * d);\r\n\r\n\t\treturn new Point(\r\n\t\t\tthis.R * latlng.lng * d,\r\n\t\t\tthis.R * Math.log((1 + sin) / (1 - sin)) / 2);\r\n\t},\r\n\r\n\tunproject: function (point) {\r\n\t\tvar d = 180 / Math.PI;\r\n\r\n\t\treturn new LatLng(\r\n\t\t\t(2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,\r\n\t\t\tpoint.x * d / this.R);\r\n\t},\r\n\r\n\tbounds: (function () {\r\n\t\tvar d = earthRadius * Math.PI;\r\n\t\treturn new Bounds([-d, -d], [d, d]);\r\n\t})()\r\n};\r\n", "import {Point} from './Point';\r\nimport * as Util from '../core/Util';\r\n\r\n/*\r\n * @class Transformation\r\n * @aka L.Transformation\r\n *\r\n * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d`\r\n * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing\r\n * the reverse. Used by Leaflet in its projections code.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var transformation = L.transformation(2, 5, -1, 10),\r\n * \tp = L.point(1, 2),\r\n * \tp2 = transformation.transform(p), // L.point(7, 8)\r\n * \tp3 = transformation.untransform(p2); // L.point(1, 2)\r\n * ```\r\n */\r\n\r\n\r\n// factory new L.Transformation(a: Number, b: Number, c: Number, d: Number)\r\n// Creates a `Transformation` object with the given coefficients.\r\nexport function Transformation(a, b, c, d) {\r\n\tif (Util.isArray(a)) {\r\n\t\t// use array properties\r\n\t\tthis._a = a[0];\r\n\t\tthis._b = a[1];\r\n\t\tthis._c = a[2];\r\n\t\tthis._d = a[3];\r\n\t\treturn;\r\n\t}\r\n\tthis._a = a;\r\n\tthis._b = b;\r\n\tthis._c = c;\r\n\tthis._d = d;\r\n}\r\n\r\nTransformation.prototype = {\r\n\t// @method transform(point: Point, scale?: Number): Point\r\n\t// Returns a transformed point, optionally multiplied by the given scale.\r\n\t// Only accepts actual `L.Point` instances, not arrays.\r\n\ttransform: function (point, scale) { // (Point, Number) -> Point\r\n\t\treturn this._transform(point.clone(), scale);\r\n\t},\r\n\r\n\t// destructive transform (faster)\r\n\t_transform: function (point, scale) {\r\n\t\tscale = scale || 1;\r\n\t\tpoint.x = scale * (this._a * point.x + this._b);\r\n\t\tpoint.y = scale * (this._c * point.y + this._d);\r\n\t\treturn point;\r\n\t},\r\n\r\n\t// @method untransform(point: Point, scale?: Number): Point\r\n\t// Returns the reverse transformation of the given point, optionally divided\r\n\t// by the given scale. Only accepts actual `L.Point` instances, not arrays.\r\n\tuntransform: function (point, scale) {\r\n\t\tscale = scale || 1;\r\n\t\treturn new Point(\r\n\t\t (point.x / scale - this._b) / this._a,\r\n\t\t (point.y / scale - this._d) / this._c);\r\n\t}\r\n};\r\n\r\n// factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n\r\n// @factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n// Instantiates a Transformation object with the given coefficients.\r\n\r\n// @alternative\r\n// @factory L.transformation(coefficients: Array): Transformation\r\n// Expects an coefficients array of the form\r\n// `[a: Number, b: Number, c: Number, d: Number]`.\r\n\r\nexport function toTransformation(a, b, c, d) {\r\n\treturn new Transformation(a, b, c, d);\r\n}\r\n", "import {Earth} from './CRS.Earth';\r\nimport {SphericalMercator} from '../projection/Projection.SphericalMercator';\r\nimport {toTransformation} from '../../geometry/Transformation';\r\nimport * as Util from '../../core/Util';\r\n\r\n/*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3857\r\n *\r\n * The most common CRS for online maps, used by almost all free and commercial\r\n * tile providers. Uses Spherical Mercator projection. Set in by default in\r\n * Map's `crs` option.\r\n */\r\n\r\nexport var EPSG3857 = Util.extend({}, Earth, {\r\n\tcode: 'EPSG:3857',\r\n\tprojection: SphericalMercator,\r\n\r\n\ttransformation: (function () {\r\n\t\tvar scale = 0.5 / (Math.PI * SphericalMercator.R);\r\n\t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n\t}())\r\n});\r\n\r\nexport var EPSG900913 = Util.extend({}, EPSG3857, {\r\n\tcode: 'EPSG:900913'\r\n});\r\n", "import Browser from '../../core/Browser';\n\n// @namespace SVG; @section\n// There are several static functions which can be called without instantiating L.SVG:\n\n// @function create(name: String): SVGElement\n// Returns a instance of [SVGElement](https://developer.mozilla.org/docs/Web/API/SVGElement),\n// corresponding to the class name passed. For example, using 'line' will return\n// an instance of [SVGLineElement](https://developer.mozilla.org/docs/Web/API/SVGLineElement).\nexport function svgCreate(name) {\n\treturn document.createElementNS('http://www.w3.org/2000/svg', name);\n}\n\n// @function pointsToPath(rings: Point[], closed: Boolean): String\n// Generates a SVG path string for multiple rings, with each ring turning\n// into \"M..L..L..\" instructions\nexport function pointsToPath(rings, closed) {\n\tvar str = '',\n\ti, j, len, len2, points, p;\n\n\tfor (i = 0, len = rings.length; i < len; i++) {\n\t\tpoints = rings[i];\n\n\t\tfor (j = 0, len2 = points.length; j < len2; j++) {\n\t\t\tp = points[j];\n\t\t\tstr += (j ? 'L' : 'M') + p.x + ' ' + p.y;\n\t\t}\n\n\t\t// closes the ring for polygons; \"x\" is VML syntax\n\t\tstr += closed ? (Browser.svg ? 'z' : 'x') : '';\n\t}\n\n\t// SVG complains about empty path strings\n\treturn str || 'M0 0';\n}\n\n\n\n\n", "import * as Util from './Util';\r\nimport {svgCreate} from '../layer/vector/SVG.Util';\r\n\r\n/*\r\n * @namespace Browser\r\n * @aka L.Browser\r\n *\r\n * A namespace with static properties for browser/feature detection used by Leaflet internally.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * if (L.Browser.ielt9) {\r\n * alert('Upgrade your browser, dude!');\r\n * }\r\n * ```\r\n */\r\n\r\nvar style = document.documentElement.style;\r\n\r\n// @property ie: Boolean; `true` for all Internet Explorer versions (not Edge).\r\nvar ie = 'ActiveXObject' in window;\r\n\r\n// @property ielt9: Boolean; `true` for Internet Explorer versions less than 9.\r\nvar ielt9 = ie && !document.addEventListener;\r\n\r\n// @property edge: Boolean; `true` for the Edge web browser.\r\nvar edge = 'msLaunchUri' in navigator && !('documentMode' in document);\r\n\r\n// @property webkit: Boolean;\r\n// `true` for webkit-based browsers like Chrome and Safari (including mobile versions).\r\nvar webkit = userAgentContains('webkit');\r\n\r\n// @property android: Boolean\r\n// **Deprecated.** `true` for any browser running on an Android platform.\r\nvar android = userAgentContains('android');\r\n\r\n// @property android23: Boolean; **Deprecated.** `true` for browsers running on Android 2 or Android 3.\r\nvar android23 = userAgentContains('android 2') || userAgentContains('android 3');\r\n\r\n/* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */\r\nvar webkitVer = parseInt(/WebKit\\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit\r\n// @property androidStock: Boolean; **Deprecated.** `true` for the Android stock browser (i.e. not Chrome)\r\nvar androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);\r\n\r\n// @property opera: Boolean; `true` for the Opera browser\r\nvar opera = !!window.opera;\r\n\r\n// @property chrome: Boolean; `true` for the Chrome browser.\r\nvar chrome = !edge && userAgentContains('chrome');\r\n\r\n// @property gecko: Boolean; `true` for gecko-based browsers like Firefox.\r\nvar gecko = userAgentContains('gecko') && !webkit && !opera && !ie;\r\n\r\n// @property safari: Boolean; `true` for the Safari browser.\r\nvar safari = !chrome && userAgentContains('safari');\r\n\r\nvar phantom = userAgentContains('phantom');\r\n\r\n// @property opera12: Boolean\r\n// `true` for the Opera browser supporting CSS transforms (version 12 or later).\r\nvar opera12 = 'OTransition' in style;\r\n\r\n// @property win: Boolean; `true` when the browser is running in a Windows platform\r\nvar win = navigator.platform.indexOf('Win') === 0;\r\n\r\n// @property ie3d: Boolean; `true` for all Internet Explorer versions supporting CSS transforms.\r\nvar ie3d = ie && ('transition' in style);\r\n\r\n// @property webkit3d: Boolean; `true` for webkit-based browsers supporting CSS transforms.\r\nvar webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23;\r\n\r\n// @property gecko3d: Boolean; `true` for gecko-based browsers supporting CSS transforms.\r\nvar gecko3d = 'MozPerspective' in style;\r\n\r\n// @property any3d: Boolean\r\n// `true` for all browsers supporting CSS transforms.\r\nvar any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantom;\r\n\r\n// @property mobile: Boolean; `true` for all browsers running in a mobile device.\r\nvar mobile = typeof orientation !== 'undefined' || userAgentContains('mobile');\r\n\r\n// @property mobileWebkit: Boolean; `true` for all webkit-based browsers in a mobile device.\r\nvar mobileWebkit = mobile && webkit;\r\n\r\n// @property mobileWebkit3d: Boolean\r\n// `true` for all webkit-based browsers in a mobile device supporting CSS transforms.\r\nvar mobileWebkit3d = mobile && webkit3d;\r\n\r\n// @property msPointer: Boolean\r\n// `true` for browsers implementing the Microsoft touch events model (notably IE10).\r\nvar msPointer = !window.PointerEvent && window.MSPointerEvent;\r\n\r\n// @property pointer: Boolean\r\n// `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx).\r\nvar pointer = !!(window.PointerEvent || msPointer);\r\n\r\n// @property touchNative: Boolean\r\n// `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events).\r\n// **This does not necessarily mean** that the browser is running in a computer with\r\n// a touchscreen, it only means that the browser is capable of understanding\r\n// touch events.\r\nvar touchNative = 'ontouchstart' in window || !!window.TouchEvent;\r\n\r\n// @property touch: Boolean\r\n// `true` for all browsers supporting either [touch](#browser-touch) or [pointer](#browser-pointer) events.\r\n// Note: pointer events will be preferred (if available), and processed for all `touch*` listeners.\r\nvar touch = !window.L_NO_TOUCH && (touchNative || pointer);\r\n\r\n// @property mobileOpera: Boolean; `true` for the Opera browser in a mobile device.\r\nvar mobileOpera = mobile && opera;\r\n\r\n// @property mobileGecko: Boolean\r\n// `true` for gecko-based browsers running in a mobile device.\r\nvar mobileGecko = mobile && gecko;\r\n\r\n// @property retina: Boolean\r\n// `true` for browsers on a high-resolution \"retina\" screen or on any screen when browser's display zoom is more than 100%.\r\nvar retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;\r\n\r\n// @property passiveEvents: Boolean\r\n// `true` for browsers that support passive events.\r\nvar passiveEvents = (function () {\r\n\tvar supportsPassiveOption = false;\r\n\ttry {\r\n\t\tvar opts = Object.defineProperty({}, 'passive', {\r\n\t\t\tget: function () { // eslint-disable-line getter-return\r\n\t\t\t\tsupportsPassiveOption = true;\r\n\t\t\t}\r\n\t\t});\r\n\t\twindow.addEventListener('testPassiveEventSupport', Util.falseFn, opts);\r\n\t\twindow.removeEventListener('testPassiveEventSupport', Util.falseFn, opts);\r\n\t} catch (e) {\r\n\t\t// Errors can safely be ignored since this is only a browser support test.\r\n\t}\r\n\treturn supportsPassiveOption;\r\n}());\r\n\r\n// @property canvas: Boolean\r\n// `true` when the browser supports [``](https://developer.mozilla.org/docs/Web/API/Canvas_API).\r\nvar canvas = (function () {\r\n\treturn !!document.createElement('canvas').getContext;\r\n}());\r\n\r\n// @property svg: Boolean\r\n// `true` when the browser supports [SVG](https://developer.mozilla.org/docs/Web/SVG).\r\nvar svg = !!(document.createElementNS && svgCreate('svg').createSVGRect);\r\n\r\nvar inlineSvg = !!svg && (function () {\r\n\tvar div = document.createElement('div');\r\n\tdiv.innerHTML = '';\r\n\treturn (div.firstChild && div.firstChild.namespaceURI) === 'http://www.w3.org/2000/svg';\r\n})();\r\n\r\n// @property vml: Boolean\r\n// `true` if the browser supports [VML](https://en.wikipedia.org/wiki/Vector_Markup_Language).\r\nvar vml = !svg && (function () {\r\n\ttry {\r\n\t\tvar div = document.createElement('div');\r\n\t\tdiv.innerHTML = '';\r\n\r\n\t\tvar shape = div.firstChild;\r\n\t\tshape.style.behavior = 'url(#default#VML)';\r\n\r\n\t\treturn shape && (typeof shape.adj === 'object');\r\n\r\n\t} catch (e) {\r\n\t\treturn false;\r\n\t}\r\n}());\r\n\r\n\r\n// @property mac: Boolean; `true` when the browser is running in a Mac platform\r\nvar mac = navigator.platform.indexOf('Mac') === 0;\r\n\r\n// @property mac: Boolean; `true` when the browser is running in a Linux platform\r\nvar linux = navigator.platform.indexOf('Linux') === 0;\r\n\r\nfunction userAgentContains(str) {\r\n\treturn navigator.userAgent.toLowerCase().indexOf(str) >= 0;\r\n}\r\n\r\n\r\nexport default {\r\n\tie: ie,\r\n\tielt9: ielt9,\r\n\tedge: edge,\r\n\twebkit: webkit,\r\n\tandroid: android,\r\n\tandroid23: android23,\r\n\tandroidStock: androidStock,\r\n\topera: opera,\r\n\tchrome: chrome,\r\n\tgecko: gecko,\r\n\tsafari: safari,\r\n\tphantom: phantom,\r\n\topera12: opera12,\r\n\twin: win,\r\n\tie3d: ie3d,\r\n\twebkit3d: webkit3d,\r\n\tgecko3d: gecko3d,\r\n\tany3d: any3d,\r\n\tmobile: mobile,\r\n\tmobileWebkit: mobileWebkit,\r\n\tmobileWebkit3d: mobileWebkit3d,\r\n\tmsPointer: msPointer,\r\n\tpointer: pointer,\r\n\ttouch: touch,\r\n\ttouchNative: touchNative,\r\n\tmobileOpera: mobileOpera,\r\n\tmobileGecko: mobileGecko,\r\n\tretina: retina,\r\n\tpassiveEvents: passiveEvents,\r\n\tcanvas: canvas,\r\n\tsvg: svg,\r\n\tvml: vml,\r\n\tinlineSvg: inlineSvg,\r\n\tmac: mac,\r\n\tlinux: linux\r\n};\r\n", "import * as DomEvent from './DomEvent';\nimport Browser from '../core/Browser';\nimport {falseFn} from '../core/Util';\n\n/*\n * Extends L.DomEvent to provide touch support for Internet Explorer and Windows-based devices.\n */\n\nvar POINTER_DOWN = Browser.msPointer ? 'MSPointerDown' : 'pointerdown';\nvar POINTER_MOVE = Browser.msPointer ? 'MSPointerMove' : 'pointermove';\nvar POINTER_UP = Browser.msPointer ? 'MSPointerUp' : 'pointerup';\nvar POINTER_CANCEL = Browser.msPointer ? 'MSPointerCancel' : 'pointercancel';\nvar pEvent = {\n\ttouchstart : POINTER_DOWN,\n\ttouchmove : POINTER_MOVE,\n\ttouchend : POINTER_UP,\n\ttouchcancel : POINTER_CANCEL\n};\nvar handle = {\n\ttouchstart : _onPointerStart,\n\ttouchmove : _handlePointer,\n\ttouchend : _handlePointer,\n\ttouchcancel : _handlePointer\n};\nvar _pointers = {};\nvar _pointerDocListener = false;\n\n// Provides a touch events wrapper for (ms)pointer events.\n// ref https://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890\n\nexport function addPointerListener(obj, type, handler) {\n\tif (type === 'touchstart') {\n\t\t_addPointerDocListener();\n\t}\n\tif (!handle[type]) {\n\t\tconsole.warn('wrong event specified:', type);\n\t\treturn falseFn;\n\t}\n\thandler = handle[type].bind(this, handler);\n\tobj.addEventListener(pEvent[type], handler, false);\n\treturn handler;\n}\n\nexport function removePointerListener(obj, type, handler) {\n\tif (!pEvent[type]) {\n\t\tconsole.warn('wrong event specified:', type);\n\t\treturn;\n\t}\n\tobj.removeEventListener(pEvent[type], handler, false);\n}\n\nfunction _globalPointerDown(e) {\n\t_pointers[e.pointerId] = e;\n}\n\nfunction _globalPointerMove(e) {\n\tif (_pointers[e.pointerId]) {\n\t\t_pointers[e.pointerId] = e;\n\t}\n}\n\nfunction _globalPointerUp(e) {\n\tdelete _pointers[e.pointerId];\n}\n\nfunction _addPointerDocListener() {\n\t// need to keep track of what pointers and how many are active to provide e.touches emulation\n\tif (!_pointerDocListener) {\n\t\t// we listen document as any drags that end by moving the touch off the screen get fired there\n\t\tdocument.addEventListener(POINTER_DOWN, _globalPointerDown, true);\n\t\tdocument.addEventListener(POINTER_MOVE, _globalPointerMove, true);\n\t\tdocument.addEventListener(POINTER_UP, _globalPointerUp, true);\n\t\tdocument.addEventListener(POINTER_CANCEL, _globalPointerUp, true);\n\n\t\t_pointerDocListener = true;\n\t}\n}\n\nfunction _handlePointer(handler, e) {\n\tif (e.pointerType === (e.MSPOINTER_TYPE_MOUSE || 'mouse')) { return; }\n\n\te.touches = [];\n\tfor (var i in _pointers) {\n\t\te.touches.push(_pointers[i]);\n\t}\n\te.changedTouches = [e];\n\n\thandler(e);\n}\n\nfunction _onPointerStart(handler, e) {\n\t// IE10 specific: MsTouch needs preventDefault. See #2000\n\tif (e.MSPOINTER_TYPE_TOUCH && e.pointerType === e.MSPOINTER_TYPE_TOUCH) {\n\t\tDomEvent.preventDefault(e);\n\t}\n\t_handlePointer(handler, e);\n}\n", "import * as DomEvent from './DomEvent';\r\n\r\n/*\r\n * Extends the event handling code with double tap support for mobile browsers.\r\n *\r\n * Note: currently most browsers fire native dblclick, with only a few exceptions\r\n * (see https://github.com/Leaflet/Leaflet/issues/7012#issuecomment-595087386)\r\n */\r\n\r\nfunction makeDblclick(event) {\r\n\t// in modern browsers `type` cannot be just overridden:\r\n\t// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Getter_only\r\n\tvar newEvent = {},\r\n\t prop, i;\r\n\tfor (i in event) {\r\n\t\tprop = event[i];\r\n\t\tnewEvent[i] = prop && prop.bind ? prop.bind(event) : prop;\r\n\t}\r\n\tevent = newEvent;\r\n\tnewEvent.type = 'dblclick';\r\n\tnewEvent.detail = 2;\r\n\tnewEvent.isTrusted = false;\r\n\tnewEvent._simulated = true; // for debug purposes\r\n\treturn newEvent;\r\n}\r\n\r\nvar delay = 200;\r\nexport function addDoubleTapListener(obj, handler) {\r\n\t// Most browsers handle double tap natively\r\n\tobj.addEventListener('dblclick', handler);\r\n\r\n\t// On some platforms the browser doesn't fire native dblclicks for touch events.\r\n\t// It seems that in all such cases `detail` property of `click` event is always `1`.\r\n\t// So here we rely on that fact to avoid excessive 'dblclick' simulation when not needed.\r\n\tvar last = 0,\r\n\t detail;\r\n\tfunction simDblclick(e) {\r\n\t\tif (e.detail !== 1) {\r\n\t\t\tdetail = e.detail; // keep in sync to avoid false dblclick in some cases\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tif (e.pointerType === 'mouse' ||\r\n\t\t\t(e.sourceCapabilities && !e.sourceCapabilities.firesTouchEvents)) {\r\n\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\t// When clicking on an , the browser generates a click on its\r\n\t\t//