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2 * time * time : -1 + (4 - 2 * time) * time; // acceleration until halfway, then deceleration\n\t\tif (settings.easing === 'easeInCubic') pattern = time * time * time; // accelerating from zero velocity\n\t\tif (settings.easing === 'easeOutCubic') pattern = (--time) * time * time + 1; // decelerating to zero velocity\n\t\tif (settings.easing === 'easeInOutCubic') pattern = time < 0.5 ? 4 * time * time * time : (time - 1) * (2 * time - 2) * (2 * time - 2) + 1; // acceleration until halfway, then deceleration\n\t\tif (settings.easing === 'easeInQuart') pattern = time * time * time * time; // accelerating from zero velocity\n\t\tif (settings.easing === 'easeOutQuart') pattern = 1 - (--time) * time * time * time; // decelerating to zero velocity\n\t\tif (settings.easing === 'easeInOutQuart') pattern = time < 0.5 ? 8 * time * time * time * time : 1 - 8 * (--time) * time * time * time; // acceleration until halfway, then deceleration\n\t\tif (settings.easing === 'easeInQuint') pattern = time * time * time * time * time; // accelerating from zero velocity\n\t\tif (settings.easing === 'easeOutQuint') pattern = 1 + (--time) * time * time * time * time; // decelerating to zero velocity\n\t\tif (settings.easing === 'easeInOutQuint') pattern = time < 0.5 ? 16 * time * time * time * time * time : 1 + 16 * (--time) * time * time * time * time; // acceleration until halfway, then deceleration\n\n\t\t// Custom Easing Patterns\n\t\tif (!!settings.customEasing) pattern = settings.customEasing(time);\n\n\t\treturn pattern || time; // no easing, no acceleration\n\t};\n\n\t/**\n\t * Determine the document's height\n\t * @returns {Number}\n\t */\n\tvar getDocumentHeight = function () {\n\t\treturn Math.max(\n\t\t\tdocument.body.scrollHeight, document.documentElement.scrollHeight,\n\t\t\tdocument.body.offsetHeight, document.documentElement.offsetHeight,\n\t\t\tdocument.body.clientHeight, document.documentElement.clientHeight\n\t\t);\n\t};\n\n\t/**\n\t * Calculate how far to scroll\n\t * @param {Element} anchor The anchor element to scroll to\n\t * @param {Number} headerHeight Height of a fixed header, if any\n\t * @param {Number} offset Number of pixels by which to offset scroll\n\t * @returns {Number}\n\t */\n\tvar getEndLocation = function (anchor, headerHeight, offset) {\n\t\tvar location = 0;\n\t\tif (anchor.offsetParent) {\n\t\t\tdo {\n\t\t\t\tlocation += anchor.offsetTop;\n\t\t\t\tanchor = anchor.offsetParent;\n\t\t\t} while (anchor);\n\t\t}\n\t\tlocation = Math.max(location - headerHeight - offset, 0);\n\t\treturn location;\n\t};\n\n\t/**\n\t * Get the height of the fixed header\n\t * @param  {Node}   header The header\n\t * @return {Number}        The height of the header\n\t */\n\tvar getHeaderHeight = function (header) {\n\t\treturn !header ? 0 : (getHeight(header) + header.offsetTop);\n\t};\n\n\t/**\n\t * Bring the anchored element into focus\n\t * @param {Node}     anchor      The anchor element\n\t * @param {Number}   endLocation The end location to scroll to\n\t * @param {Boolean}  isNum       If true, scroll is to a position rather than an element\n\t */\n\tvar adjustFocus = function (anchor, endLocation, isNum) {\n\n\t\t// Don't run if scrolling to a number on the page\n\t\tif (isNum) return;\n\n\t\t// Otherwise, bring anchor element into focus\n\t\tanchor.focus();\n\t\tif (document.activeElement.id !== anchor.id) {\n\t\t\tanchor.setAttribute('tabindex', '-1');\n\t\t\tanchor.focus();\n\t\t\tanchor.style.outline = 'none';\n\t\t}\n\t\twindow.scrollTo(0 , endLocation);\n\n\t};\n\n\t/**\n\t * Check to see if user prefers reduced motion\n\t * @param  {Object} settings Script settings\n\t */\n\tvar reduceMotion = function (settings) {\n\t\tif ('matchMedia' in window && window.matchMedia('(prefers-reduced-motion)').matches) {\n\t\t\treturn true;\n\t\t}\n\t\treturn false;\n\t};\n\n\n\t//\n\t// SmoothScroll Constructor\n\t//\n\n\tvar SmoothScroll = function (selector, options) {\n\n\t\t//\n\t\t// Variables\n\t\t//\n\n\t\tvar smoothScroll = {}; // Object for public APIs\n\t\tvar settings, anchor, toggle, fixedHeader, headerHeight, eventTimeout, animationInterval;\n\n\n\t\t//\n\t\t// Methods\n\t\t//\n\n\t\t/**\n\t\t * Cancel a scroll-in-progress\n\t\t */\n\t\tsmoothScroll.cancelScroll = function () {\n\t\t\t// clearInterval(animationInterval);\n\t\t\tcancelAnimationFrame(animationInterval);\n\t\t};\n\n\t\t/**\n\t\t * Start/stop the scrolling animation\n\t\t * @param {Node|Number} anchor  The element or position to scroll to\n\t\t * @param {Element}     toggle  The element that toggled the scroll event\n\t\t * @param {Object}      options\n\t\t */\n\t\tsmoothScroll.animateScroll = function (anchor, toggle, options) {\n\n\t\t\t// Local settings\n\t\t\tvar animateSettings = extend(settings || defaults, options || {}); // Merge user options with defaults\n\n\t\t\t// Selectors and variables\n\t\t\tvar isNum = Object.prototype.toString.call(anchor) === '[object Number]' ? true : false;\n\t\t\tvar anchorElem = isNum || !anchor.tagName ? null : anchor;\n\t\t\tif (!isNum && !anchorElem) return;\n\t\t\tvar startLocation = window.pageYOffset; // Current location on the page\n\t\t\tif (animateSettings.header && !fixedHeader) {\n\t\t\t\t// Get the fixed header if not already set\n\t\t\t\tfixedHeader = document.querySelector( animateSettings.header );\n\t\t\t}\n\t\t\tif (!headerHeight) {\n\t\t\t\t// Get the height of a fixed header if one exists and not already set\n\t\t\t\theaderHeight = getHeaderHeight(fixedHeader);\n\t\t\t}\n\t\t\tvar endLocation = isNum ? anchor : getEndLocation(anchorElem, headerHeight, parseInt((typeof animateSettings.offset === 'function' ? animateSettings.offset() : animateSettings.offset), 10)); // Location to scroll to\n\t\t\tvar distance = endLocation - startLocation; // distance to travel\n\t\t\tvar documentHeight = getDocumentHeight();\n\t\t\tvar timeLapsed = 0;\n\t\t\tvar start, percentage, position;\n\n\t\t\t/**\n\t\t\t * Stop the scroll animation when it reaches its target (or the bottom/top of page)\n\t\t\t * @param {Number} position Current position on the page\n\t\t\t * @param {Number} endLocation Scroll to location\n\t\t\t * @param {Number} animationInterval How much to scroll on this loop\n\t\t\t */\n\t\t\tvar stopAnimateScroll = function (position, endLocation) {\n\n\t\t\t\t// Get the current location\n\t\t\t\tvar currentLocation = window.pageYOffset;\n\n\t\t\t\t// Check if the end location has been reached yet (or we've hit the end of the document)\n\t\t\t\tif ( position == endLocation || currentLocation == endLocation || ((startLocation < endLocation && window.innerHeight + currentLocation) >= documentHeight )) {\n\n\t\t\t\t\t// Clear the animation timer\n\t\t\t\t\tsmoothScroll.cancelScroll();\n\n\t\t\t\t\t// Bring the anchored element into focus\n\t\t\t\t\tadjustFocus(anchor, endLocation, isNum);\n\n\t\t\t\t\t// Run callback after animation complete\n\t\t\t\t\tanimateSettings.after(anchor, toggle);\n\n\t\t\t\t\t// Reset start\n\t\t\t\t\tstart = null;\n\n\t\t\t\t\treturn true;\n\n\t\t\t\t}\n\t\t\t};\n\n\t\t\t/**\n\t\t\t * Loop scrolling animation\n\t\t\t */\n\t\t\tvar loopAnimateScroll = function (timestamp) {\n\t\t\t\tif (!start) { start = timestamp; }\n\t\t\t\ttimeLapsed += timestamp - start;\n\t\t\t\tpercentage = (timeLapsed / parseInt(animateSettings.speed, 10));\n\t\t\t\tpercentage = (percentage > 1) ? 1 : percentage;\n\t\t\t\tposition = startLocation + (distance * easingPattern(animateSettings, percentage));\n\t\t\t\twindow.scrollTo(0, Math.floor(position));\n\t\t\t\tif (!stopAnimateScroll(position, endLocation)) {\n\t\t\t\t\twindow.requestAnimationFrame(loopAnimateScroll);\n\t\t\t\t\tstart = timestamp;\n\t\t\t\t}\n\t\t\t};\n\n\t\t\t/**\n\t\t\t * Reset position to fix weird iOS bug\n\t\t\t * @link https://github.com/cferdinandi/smooth-scroll/issues/45\n\t\t\t */\n\t\t\tif (window.pageYOffset === 0) {\n\t\t\t\twindow.scrollTo( 0, 0 );\n\t\t\t}\n\n\t\t\t// Run callback before animation starts\n\t\t\tanimateSettings.before(anchor, toggle);\n\n\t\t\t// Start scrolling animation\n\t\t\tsmoothScroll.cancelScroll();\n\t\t\twindow.requestAnimationFrame(loopAnimateScroll);\n\n\n\t\t};\n\n\t\t/**\n\t\t * Handle has change event\n\t\t */\n\t\tvar hashChangeHandler = function (event) {\n\n\t\t\t// Only run if there's an anchor element to scroll to\n\t\t\tif (!anchor) return;\n\n\t\t\t// Reset the anchor element's ID\n\t\t\tanchor.id = anchor.getAttribute('data-scroll-id');\n\n\t\t\t// Scroll to the anchored content\n\t\t\tsmoothScroll.animateScroll(anchor, toggle);\n\n\t\t\t// Reset anchor and toggle\n\t\t\tanchor = null;\n\t\t\ttoggle = null;\n\n\t\t};\n\n\t\t/**\n\t\t * If smooth scroll element clicked, animate scroll\n\t\t */\n\t\tvar clickHandler = function (event) {\n\n\t\t\t// Don't run if the user prefers reduced motion\n\t\t\tif (reduceMotion(settings)) return;\n\n\t\t\t// Don't run if right-click or command/control + click\n\t\t\tif (event.button !== 0 || event.metaKey || event.ctrlKey) return;\n\n\t\t\t// Check if a smooth scroll link was clicked\n\t\t\ttoggle = event.target.closest(selector);\n\t\t\tif (!toggle || toggle.tagName.toLowerCase() !== 'a' || event.target.closest(settings.ignore)) return;\n\n\t\t\t// Only run if link is an anchor and points to the current page\n\t\t\tif (toggle.hostname !== window.location.hostname || toggle.pathname !== window.location.pathname || !/#/.test(toggle.href)) return;\n\n\t\t\t// Get the sanitized hash\n\t\t\tvar hash;\n\t\t\ttry {\n\t\t\t\thash = escapeCharacters(decodeURIComponent(toggle.hash));\n\t\t\t} catch(e) {\n\t\t\t\thash = escapeCharacters(toggle.hash);\n\t\t\t}\n\n\t\t\t// If the hash is empty, scroll to the top of the page\n\t\t\tif (hash === '#') {\n\n\t\t\t\t// Prevent default link behavior\n\t\t\t\tevent.preventDefault();\n\n\t\t\t\t// Set the anchored element\n\t\t\t\tanchor = document.body;\n\n\t\t\t\t// Save or create the ID as a data attribute and remove it (prevents scroll jump)\n\t\t\t\tvar id = anchor.id ? anchor.id : 'smooth-scroll-top';\n\t\t\t\tanchor.setAttribute('data-scroll-id', id);\n\t\t\t\tanchor.id = '';\n\n\t\t\t\t// If no hash change event will happen, fire manually\n\t\t\t\t// Otherwise, update the hash\n\t\t\t\tif (window.location.hash.substring(1) === id) {\n\t\t\t\t\thashChangeHandler();\n\t\t\t\t} else {\n\t\t\t\t\twindow.location.hash = id;\n\t\t\t\t}\n\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t\t// Get the anchored element\n\t\t\tanchor = document.querySelector(hash);\n\n\t\t\t// If anchored element exists, save the ID as a data attribute and remove it (prevents scroll jump)\n\t\t\tif (!anchor) return;\n\t\t\tanchor.setAttribute('data-scroll-id', anchor.id);\n\t\t\tanchor.id = '';\n\n\t\t\t// If no hash change event will happen, fire manually\n\t\t\tif (toggle.hash === window.location.hash) {\n\t\t\t\tevent.preventDefault();\n\t\t\t\thashChangeHandler();\n\t\t\t}\n\n\t\t};\n\n\t\t/**\n\t\t * On window scroll and resize, only run events at a rate of 15fps for better performance\n\t\t */\n\t\tvar resizeThrottler = function (event) {\n\t\t\tif (!eventTimeout) {\n\t\t\t\teventTimeout = setTimeout((function() {\n\t\t\t\t\teventTimeout = null; // Reset timeout\n\t\t\t\t\theaderHeight = getHeaderHeight(fixedHeader); // Get the height of a fixed header if one exists\n\t\t\t\t}), 66);\n\t\t\t}\n\t\t};\n\n\t\t/**\n\t\t * Destroy the current initialization.\n\t\t */\n\t\tsmoothScroll.destroy = function () {\n\n\t\t\t// If plugin isn't already initialized, stop\n\t\t\tif (!settings) return;\n\n\t\t\t// Remove event listeners\n\t\t\tdocument.removeEventListener('click', clickHandler, false);\n\t\t\twindow.removeEventListener('resize', resizeThrottler, false);\n\n\t\t\t// Cancel any scrolls-in-progress\n\t\t\tsmoothScroll.cancelScroll();\n\n\t\t\t// Reset variables\n\t\t\tsettings = null;\n\t\t\tanchor = null;\n\t\t\ttoggle = null;\n\t\t\tfixedHeader = null;\n\t\t\theaderHeight = null;\n\t\t\teventTimeout = null;\n\t\t\tanimationInterval = null;\n\t\t};\n\n\t\t/**\n\t\t * Initialize Smooth Scroll\n\t\t * @param {Object} options User settings\n\t\t */\n\t\tsmoothScroll.init = function (options) {\n\n\t\t\t// feature test\n\t\t\tif (!supports) return;\n\n\t\t\t// Destroy any existing initializations\n\t\t\tsmoothScroll.destroy();\n\n\t\t\t// Selectors and variables\n\t\t\tsettings = extend(defaults, options || {}); // Merge user options with defaults\n\t\t\tfixedHeader = settings.header ? document.querySelector(settings.header) : null; // Get the fixed header\n\t\t\theaderHeight = getHeaderHeight(fixedHeader);\n\n\t\t\t// When a toggle is clicked, run the click handler\n\t\t\tdocument.addEventListener('click', clickHandler, false);\n\n\t\t\t// Listen for hash changes\n\t\t\twindow.addEventListener('hashchange', hashChangeHandler, false);\n\n\t\t\t// If window is resized and there's a fixed header, recalculate its size\n\t\t\tif (fixedHeader) {\n\t\t\t\twindow.addEventListener('resize', resizeThrottler, false);\n\t\t\t}\n\n\t\t};\n\n\n\t\t//\n\t\t// Initialize plugin\n\t\t//\n\n\t\tsmoothScroll.init(options);\n\n\n\t\t//\n\t\t// Public APIs\n\t\t//\n\n\t\treturn smoothScroll;\n\n\t};\n\n\treturn SmoothScroll;\n\n}));","dmx.Component('smooth-scroll', {\r\n\r\n    attributes: {\r\n        selector: { // must be a valid CSS selector\r\n            type: String,\r\n            default: 'a[href*=\"#\"]'\r\n        },\r\n\r\n        ignore: { // must be a valid CSS selector\r\n            type: String,\r\n            default: '[data-scroll-ignore]'\r\n        },\r\n\r\n        header: { // must be a valid CSS selector\r\n            type: String,\r\n            default: null\r\n        },\r\n\r\n        speed: {\r\n            type: Number,\r\n            default: 500\r\n        },\r\n\r\n        offset: {\r\n            type: Number,\r\n            default: 0\r\n        },\r\n\r\n        easing: { // Linear, easeInQuad, easeInCubic, easeInQuart, easeInQuint, easeInOutQuad, easeInOutCubic, easeInOutQuart, easeInOutQuint, easeOutQuad, easeOutCubic, easeOutQuart, easeOutQuint\r\n            type: String,\r\n            default: 'easeInOutCubic'\r\n        }\r\n    },\r\n\r\n    methods: {\r\n        goto: function(location) { // location is selector or number\r\n            if (typeof location == 'string') {\r\n                location = document.querySelector(location);\r\n            }\r\n            this.scroll.animateScroll(location);\r\n        }\r\n    },\r\n\r\n    render: function(node) {\r\n        this.update({});\r\n    },\r\n\r\n    update: function(props) {\r\n        if (JSON.stringify(this.props) != JSON.stringify(props)) {\r\n            if (this.scroll) this.scroll.destroy();\r\n            this.scroll = new SmoothScroll(this.props.selector, this.props);\r\n        }\r\n    },\r\n\r\n    destroy: function() {\r\n        this.scroll.destroy();\r\n    }\r\n\r\n});\r\n"]}