1 files changed, 156 insertions, 0 deletions
diff --git a/js/dist/util/swipe.js b/js/dist/util/swipe.js
new file mode 100644
index 0000000000..e84387a539
--- /dev/null
+++ b/js/dist/util/swipe.js
@@ -0,0 +1,156 @@
+/*!
+  * Bootstrap swipe.js v5.2.0-beta1 (https://getbootstrap.com/)
+  * Copyright 2011-2022 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  */
+(function (global, factory) {
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./config'), require('../dom/event-handler'), require('./index')) :
+  typeof define === 'function' && define.amd ? define(['./config', '../dom/event-handler', './index'], factory) :
+  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Swipe = factory(global.Config, global.EventHandler, global.Index));
+})(this, (function (Config, EventHandler, index) { 'use strict';
+
+  const _interopDefaultLegacy = e => e && typeof e === 'object' && 'default' in e ? e : { default: e };
+
+  const Config__default = /*#__PURE__*/_interopDefaultLegacy(Config);
+  const EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
+
+  /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v5.2.0-beta1): util/swipe.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * --------------------------------------------------------------------------
+   */
+  /**
+   * Constants
+   */
+
+  const NAME = 'swipe';
+  const EVENT_KEY = '.bs.swipe';
+  const EVENT_TOUCHSTART = `touchstart${EVENT_KEY}`;
+  const EVENT_TOUCHMOVE = `touchmove${EVENT_KEY}`;
+  const EVENT_TOUCHEND = `touchend${EVENT_KEY}`;
+  const EVENT_POINTERDOWN = `pointerdown${EVENT_KEY}`;
+  const EVENT_POINTERUP = `pointerup${EVENT_KEY}`;
+  const POINTER_TYPE_TOUCH = 'touch';
+  const POINTER_TYPE_PEN = 'pen';
+  const CLASS_NAME_POINTER_EVENT = 'pointer-event';
+  const SWIPE_THRESHOLD = 40;
+  const Default = {
+    leftCallback: null,
+    rightCallback: null,
+    endCallback: null
+  };
+  const DefaultType = {
+    leftCallback: '(function|null)',
+    rightCallback: '(function|null)',
+    endCallback: '(function|null)'
+  };
+  /**
+   * Class definition
+   */
+
+  class Swipe extends Config__default.default {
+    constructor(element, config) {
+      super();
+      this._element = element;
+
+      if (!element || !Swipe.isSupported()) {
+        return;
+      }
+
+      this._config = this._getConfig(config);
+      this._deltaX = 0;
+      this._supportPointerEvents = Boolean(window.PointerEvent);
+
+      this._initEvents();
+    } // Getters
+
+
+    static get Default() {
+      return Default;
+    }
+
+    static get DefaultType() {
+      return DefaultType;
+    }
+
+    static get NAME() {
+      return NAME;
+    } // Public
+
+
+    dispose() {
+      EventHandler__default.default.off(this._element, EVENT_KEY);
+    } // Private
+
+
+    _start(event) {
+      if (!this._supportPointerEvents) {
+        this._deltaX = event.touches[0].clientX;
+        return;
+      }
+
+      if (this._eventIsPointerPenTouch(event)) {
+        this._deltaX = event.clientX;
+      }
+    }
+
+    _end(event) {
+      if (this._eventIsPointerPenTouch(event)) {
+        this._deltaX = event.clientX - this._deltaX;
+      }
+
+      this._handleSwipe();
+
+      index.execute(this._config.endCallback);
+    }
+
+    _move(event) {
+      this._deltaX = event.touches && event.touches.length > 1 ? 0 : event.touches[0].clientX - this._deltaX;
+    }
+
+    _handleSwipe() {
+      const absDeltaX = Math.abs(this._deltaX);
+
+      if (absDeltaX <= SWIPE_THRESHOLD) {
+        return;
+      }
+
+      const direction = absDeltaX / this._deltaX;
+      this._deltaX = 0;
+
+      if (!direction) {
+        return;
+      }
+
+      index.execute(direction > 0 ? this._config.rightCallback : this._config.leftCallback);
+    }
+
+    _initEvents() {
+      if (this._supportPointerEvents) {
+        EventHandler__default.default.on(this._element, EVENT_POINTERDOWN, event => this._start(event));
+        EventHandler__default.default.on(this._element, EVENT_POINTERUP, event => this._end(event));
+
+        this._element.classList.add(CLASS_NAME_POINTER_EVENT);
+      } else {
+        EventHandler__default.default.on(this._element, EVENT_TOUCHSTART, event => this._start(event));
+        EventHandler__default.default.on(this._element, EVENT_TOUCHMOVE, event => this._move(event));
+        EventHandler__default.default.on(this._element, EVENT_TOUCHEND, event => this._end(event));
+      }
+    }
+
+    _eventIsPointerPenTouch(event) {
+      return this._supportPointerEvents && (event.pointerType === POINTER_TYPE_PEN || event.pointerType === POINTER_TYPE_TOUCH);
+    } // Static
+
+
+    static isSupported() {
+      return 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0;
+    }
+
+  }
+
+  return Swipe;
+
+}));
+//# sourceMappingURL=swipe.js.map